summaryrefslogtreecommitdiff
path: root/gcc/ChangeLog
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2017-09-04  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* target.def (hard_regno_mode_ok): New hook.
	* doc/tm.texi (HARD_REGNO_MODE_OK): Replace with...
	(TARGET_HARD_REGNO_MODE_OK): ...this.
	* doc/tm.texi.in: Regenerate.
	* hooks.h (hook_bool_uint_mode_true): Declare.
	* hooks.c (hook_bool_uint_mode_true): New function.
	* doc/md.texi: Refer to targetm.hard_regno_mode_ok instead of
	HARD_REGNO_MODE_OK.
	* genpreds.c (write_insn_preds_c): Add an include of target.h.
	* alias.c (init_alias_target): Use targetm.hard_regno_mode_ok
	instead of HARD_REGNO_MODE_OK.
	* caller-save.c: Include target.h.
	(reg_save_code): Use targetm.hard_regno_mode_ok instead of
	HARD_REGNO_MODE_OK.
	* combine.c (can_combine_p): Likewise.
	(combinable_i3pat): Likewise.
	(can_change_dest_mode): Likewise.
	* expr.c (init_expr_target): Likewise.
	(convert_move): Likewise.
	(convert_modes): Likewise.
	* ira.c (setup_prohibited_class_mode_regs): Likewise.
	(setup_prohibited_mode_move_regs): Likewise.
	* ira.h (target_ira): Likewise.
	* lra-assigns.c (find_hard_regno_for_1): Likewise.
	* lra-constraints.c (process_alt_operands): Likewise.
	(split_reg): Likewise.
	* recog.c (peep2_find_free_register): Likewise.
	* ree.c (combine_reaching_defs): Likewise.
	* regcprop.c (maybe_mode_change): Likewise.
	* reginfo.c (init_reg_sets_1): Likewise.
	(choose_hard_reg_mode): Likewise.
	(simplifiable_subregs): Likewise.
	* regrename.c (check_new_reg_p): Likewise.
	* reload.c (find_valid_class): Likewise.
	(find_valid_class_1): Likewise.
	(reload_inner_reg_of_subreg): Likewise.
	(push_reload): Likewise.
	(combine_reloads): Likewise.
	(find_dummy_reload): Likewise.
	(find_reloads): Likewise.
	* reload1.c (find_reg): Likewise.
	(set_reload_reg): Likewise.
	(allocate_reload_reg): Likewise.
	(choose_reload_regs): Likewise.
	(reload_adjust_reg_for_temp): Likewise.
	* rtlanal.c (subreg_size_offset_from_lsb): Likewise.
	(simplify_subreg_regno): Likewise.
	* sel-sched.c (init_regs_for_mode): Likewise.
	* varasm.c (make_decl_rtl): Likewise.
	* config/aarch64/aarch64.h (HARD_REGNO_MODE_OK): Delete.
	(MODES_TIEABLE_P): Use targetm.hard_regno_mode_ok instead of
	HARD_REGNO_MODE_OK.
	* config/aarch64/aarch64-protos.h (aarch64_hard_regno_mode_ok): Delete.
	* config/aarch64/aarch64.c (aarch64_hard_regno_mode_ok): Make static.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/alpha/alpha.h (HARD_REGNO_MODE_OK): Delete.
	* config/alpha/alpha.c (alpha_hard_regno_mode_ok): New function.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/arc/arc.h (arc_hard_regno_mode_ok): Delete.
	(arc_mode_class): Delete.
	(HARD_REGNO_MODE_OK): Delete.
	* config/arc/arc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(arc_hard_regno_mode_ok): Rename old array to...
	(arc_hard_regno_mode_ok_modes): ...this.
	(arc_conditional_register_usage): Update accordingly.
	(arc_mode_class): Make static.
	(arc_hard_regno_mode_ok): New function.
	* config/arm/arm.h (HARD_REGNO_MODE_OK): Delete.
	* config/arm/arm-protos.h (arm_hard_regno_mode_ok): Delete.
	* config/arm/arm.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(arm_hard_regno_mode_ok): Make static.
	* config/arm/arm.md (movdi): Use targetm.hard_regno_mode_ok instead of
	HARD_REGNO_MODE_OK.
	* config/avr/avr-protos.h (avr_hard_regno_mode_ok): Delete.
	* config/avr/avr.h (HARD_REGNO_MODE_OK): Delete.
	* config/avr/avr.c (avr_hard_regno_mode_ok): Make static and
	return a bool.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/bfin/bfin-protos.h (hard_regno_mode_ok): Delete.
	* config/bfin/bfin.h (HARD_REGNO_MODE_OK): Delete.
	* config/bfin/bfin.c (hard_regno_mode_ok): Rename to...
	(bfin_hard_regno_mode_ok): ...this.  Make static and return a bool.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/bfin/predicates.md (valid_reg_operand): Use
	targetm.hard_regno_mode_ok instead of HARD_REGNO_MODE_OK.
	* config/c6x/c6x.h (HARD_REGNO_MODE_OK): Delete.
	* config/c6x/c6x.c (c6x_hard_regno_mode_ok): New function.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/cr16/cr16.h (HARD_REGNO_MODE_OK): Delete.
	* config/cr16/cr16-protos.h (cr16_hard_regno_mode_ok): Delete.
	* config/cr16/cr16.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(cr16_hard_regno_mode_ok): Make static and return a bool.
	* config/cris/cris.h (HARD_REGNO_MODE_OK): Delete.
	* config/cris/cris.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(cris_hard_regno_mode_ok): New function.
	* config/epiphany/epiphany.h (epiphany_hard_regno_mode_ok): Delete.
	(epiphany_mode_class): Delete.
	(HARD_REGNO_MODE_OK): Delete.
	* config/epiphany/epiphany-protos.h (hard_regno_mode_ok): Delete.
	* config/epiphany/epiphany.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(hard_regno_mode_ok): Rename to...
	(epiphany_hard_regno_mode_ok): ...this.  Make static and return a bool.
	* config/fr30/fr30.h (HARD_REGNO_MODE_OK): Delete.
	* config/fr30/fr30.md: Refer to targetm.hard_regno_mode_ok instead of
	HARD_REGNO_MODE_OK.
	* config/frv/frv.h (HARD_REGNO_MODE_OK): Delete.
	* config/frv/frv-protos.h (frv_hard_regno_mode_ok): Delete.
	* config/frv/frv.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(frv_hard_regno_mode_ok): Make static and return a bool.
	* config/frv/frv.md: Refer to targetm.hard_regno_mode_ok instead of
	HARD_REGNO_MODE_OK.
	* config/ft32/ft32.h (HARD_REGNO_MODE_OK): Delete.
	* config/h8300/h8300.h (HARD_REGNO_MODE_OK): Delete.
	* config/h8300/h8300-protos.h (h8300_hard_regno_mode_ok): Delete.
	* config/h8300/h8300.c (h8300_hard_regno_mode_ok): Make static
	and return a bool.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/i386/i386.h (HARD_REGNO_MODE_OK): Delete.
	* config/i386/i386-protos.h (ix86_hard_regno_mode_ok): Delete.
	* config/i386/i386.c (ix86_hard_regno_mode_ok): Make static and
	return a bool.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/ia64/ia64.h (HARD_REGNO_MODE_OK): Delete.
	* config/ia64/ia64.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(ia64_hard_regno_mode_ok): New function.
	* config/iq2000/iq2000.h (HARD_REGNO_MODE_OK): Delete.
	* config/iq2000/iq2000.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(iq2000_hard_regno_mode_ok): New function.
	* config/lm32/lm32.h (HARD_REGNO_MODE_OK): Delete.
	* config/lm32/lm32.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(lm32_hard_regno_mode_ok): New function.
	* config/m32c/m32c.h (HARD_REGNO_MODE_OK): Delete.
	* config/m32c/m32c-protos.h (m32c_hard_regno_ok): Delete.
	* config/m32c/m32c.c (class_can_hold_mode): Use m32c_hard_regno_mode_ok
	instead of HARD_REGNO_MODE_OK.
	(m32c_hard_regno_ok): Rename to...
	(m32c_hard_regno_mode_ok): ...this.  Make static and return a bool.
	(m32c_cannot_change_mode_class): Update accordingly.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/m32r/m32r.h (m32r_hard_regno_mode_ok): Delete.
	(m32r_mode_class): Delete.
	(HARD_REGNO_MODE_OK): Delete.
	* config/m32r/m32r.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(m32r_hard_regno_mode_ok): Rename to...
	(m32r_hard_regno_modes): ...this.
	(m32r_mode_class): Make static.
	(m32r_hard_regno_mode_ok): New function.
	* config/m68k/m68k.h (HARD_REGNO_MODE_OK): Delete.
	* config/m68k/m68k-protos.h (m68k_regno_mode_ok): Delete.
	* config/m68k/m68k.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(m68k_hard_regno_mode_ok): Make static.
	* config/mcore/mcore.h (HARD_REGNO_MODE_OK): Delete.
	* config/mcore/mcore.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(mcore_hard_regno_mode_ok): New function.
	* config/microblaze/microblaze.h (microblaze_hard_regno_mode_ok)
	(HARD_REGNO_MODE_OK): Delete.
	* config/microblaze/microblaze.c (microblaze_hard_regno_mode_ok):
	Rename to...
	(microblaze_hard_regno_mode_ok_p): ...this and make static.
	(microblaze_hard_regno_mode_ok): New function.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/mips/mips.h (HARD_REGNO_MODE_OK): Delete.
	(mips_hard_regno_mode_ok): Delete.
	* config/mips/mips.c (mips_hard_regno_mode_ok): Rename to...
	(mips_hard_regno_mode_ok_p): ...this and make static.
	(mips_hard_regno_mode_ok_p): Rename to...
	(mips_hard_regno_mode_ok_uncached): ...this.
	(mips_hard_regno_mode_ok): New function.
	(mips_class_max_nregs): Use mips_hard_regno_mode_ok instead
	of HARD_REGNO_MODE_OK.
	(mips_option_override): Update after above name changes.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/mmix/mmix.h (HARD_REGNO_MODE_OK): Delete.
	* config/mn10300/mn10300.h (HARD_REGNO_MODE_OK): Delete.
	* config/mn10300/mn10300-protos.h (mn10300_hard_regno_mode_ok): Delete.
	* config/mn10300/mn10300.c (mn10300_hard_regno_mode_ok): Make static.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/moxie/moxie.h (HARD_REGNO_MODE_OK): Delete.
	* config/msp430/msp430.h (HARD_REGNO_MODE_OK): Delete.
	* config/msp430/msp430-protos.h (msp430_hard_regno_mode_ok): Delete.
	* config/msp430/msp430.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(msp430_hard_regno_mode_ok): Make static and return a bool.
	* config/nds32/nds32.h (HARD_REGNO_MODE_OK): Delete.
	* config/nds32/nds32-protos.h (nds32_hard_regno_mode_ok): Delete.
	* config/nds32/nds32.c (nds32_hard_regno_mode_ok): Make static
	and return a bool.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/nios2/nios2.h (HARD_REGNO_MODE_OK): Delete.
	* config/nvptx/nvptx.h (HARD_REGNO_MODE_OK): Delete.
	* config/pa/pa.h (MODES_TIEABLE_P): Update commentary.
	* config/pa/pa32-regs.h (HARD_REGNO_MODE_OK): Rename to...
	(PA_HARD_REGNO_MODE_OK): ...this
	* config/pa/pa64-regs.h (HARD_REGNO_MODE_OK): Rename to...
	(PA_HARD_REGNO_MODE_OK): ...this.
	* config/pa/pa.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(pa_hard_regno_mode_ok): New function.
	* config/pdp11/pdp11.h (HARD_REGNO_MODE_OK): Delete.
	* config/pdp11/pdp11.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(pdp11_hard_regno_mode_ok): New function.
	* config/powerpcspe/powerpcspe.h (HARD_REGNO_MODE_OK): Delete.
	* config/powerpcspe/powerpcspe-protos.h (rs6000_hard_regno_mode_ok_p):
	Delete.
	* config/powerpcspe/powerpcspe.c (rs6000_hard_regno_mode_ok_p):
	Make static.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	(rs6000_hard_regno_mode_ok): Rename to...
	(rs6000_hard_regno_mode_ok_uncached): ...this.
	(rs6000_init_hard_regno_mode_ok): Update accordingly.
	(rs6000_hard_regno_mode_ok): New function.
	* config/riscv/riscv.h (HARD_REGNO_MODE_OK): Delete.
	* config/riscv/riscv-protos.h (riscv_hard_regno_mode_ok_p): Delete.
	* config/riscv/riscv.c (riscv_hard_regno_mode_ok_p): Rename to...
	(riscv_hard_regno_mode_ok): ...this and make static.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/rl78/rl78.h (HARD_REGNO_MODE_OK): Delete.
	* config/rl78/rl78-protos.h (rl78_hard_regno_mode_ok): Delete.
	* config/rl78/rl78.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(rl78_hard_regno_mode_ok): Make static and return bool.
	* config/rs6000/rs6000.h (HARD_REGNO_MODE_OK): Delete.
	* config/rs6000/rs6000-protos.h (rs6000_hard_regno_mode_ok_p):
	Delete.
	* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok_p): Make static.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	(rs6000_hard_regno_mode_ok): Rename to...
	(rs6000_hard_regno_mode_ok_uncached): ...this.
	(rs6000_init_hard_regno_mode_ok): Update accordingly.
	(rs6000_hard_regno_mode_ok): New function.
	* config/rx/rx.h (HARD_REGNO_MODE_OK): Delete.
	* config/rx/rx.c (rx_hard_regno_mode_ok): New function.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/s390/s390.h (HARD_REGNO_MODE_OK): Delete.
	* config/s390/s390-protos.h (s390_hard_regno_mode_ok): Delete.
	* config/s390/s390.c (s390_hard_regno_mode_ok): Make static.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/sh/sh.h (HARD_REGNO_MODE_OK): Delete.
	* config/sh/sh-protos.h (sh_hard_regno_mode_ok): Delete.
	* config/sh/sh.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(sh_hard_regno_mode_ok): Make static.
	* config/sparc/constraints.md: Refer to targetm.hard_regno_mode_ok
	instead of HARD_REGNO_MODE_OK.
	* config/sparc/sparc.h (hard_regno_mode_classes): Delete.
	(sparc_mode_class): Delete.
	(HARD_REGNO_MODE_OK): Delete.
	* config/sparc/sparc.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(hard_regno_mode_classes): Make static.
	(sparc_mode_class): Likewise.
	(sparc_hard_regno_mode_ok): New function.
	* config/spu/spu.h (HARD_REGNO_MODE_OK): Delete.
	* config/stormy16/stormy16.h (HARD_REGNO_MODE_OK): Delete.
	* config/stormy16/stormy16.c (xstormy16_hard_regno_mode_ok): New
	function.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/tilegx/tilegx.h (HARD_REGNO_MODE_OK): Delete.
	* config/tilepro/tilepro.h (HARD_REGNO_MODE_OK): Delete.
	* config/v850/v850.h (HARD_REGNO_MODE_OK): Delete.
	* config/v850/v850.c (v850_hard_regno_mode_ok): New function.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	* config/vax/vax.h (HARD_REGNO_MODE_OK): Delete.
	* config/visium/visium.h (HARD_REGNO_MODE_OK): Delete.
	* config/visium/visium.c (TARGET_HARD_REGNO_MODE_OK): Redefine.
	(visium_hard_regno_mode_ok): New function.
	* config/visium/visium.md: Refer to targetm.hard_regno_mode_ok
	instead of HARD_REGNO_MODE_OK.
	* config/xtensa/xtensa.h (xtensa_hard_regno_mode_ok): Delete.
	(HARD_REGNO_MODE_OK): Delete.
	* config/xtensa/xtensa.c (xtensa_hard_regno_mode_ok): Rename to...
	(xtensa_hard_regno_mode_ok_p): ...this and make static.
	(xtensa_option_override): Update accordingly.
	(TARGET_HARD_REGNO_MODE_OK): Redefine.
	(xtensa_hard_regno_mode_ok): New function.
	* system.h (HARD_REGNO_MODE_OK): Poison.

2017-09-04  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* target.def (hard_regno_call_part_clobbered): New hook.
	* doc/tm.texi.in (HARD_REGNO_CALL_PART_CLOBBERED): Replace with...
	(TARGET_HARD_REGNO_CALL_PART_CLOBBERED): ...this hook.
	* doc/tm.texi: Regenerate.
	* hooks.h (hook_bool_uint_mode_false): Declare.
	* hooks.c (hook_bool_uint_mode_false): New function.
	* regs.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
	* cselib.c (cselib_process_insn): Use
	targetm.hard_regno_call_part_clobbered instead of
	HARD_REGNO_CALL_PART_CLOBBERED.
	* ira-conflicts.c (ira_build_conflicts): Likewise.
	* ira-costs.c (ira_tune_allocno_costs): Likewise.
	* lra-constraints.c (need_for_call_save_p): Likewise.
	* lra-lives.c: Include target.h.
	(check_pseudos_live_through_calls): Use
	targetm.hard_regno_call_part_clobbered instead of
	HARD_REGNO_CALL_PART_CLOBBERED.
	* regcprop.c: Include target.h.
	(copyprop_hardreg_forward_1): Use
	targetm.hard_regno_call_part_clobbered instead of
	HARD_REGNO_CALL_PART_CLOBBERED.
	* reginfo.c (choose_hard_reg_mode): Likewise.
	* regrename.c (check_new_reg_p): Likewise.
	* reload.c (find_equiv_reg): Likewise.
	* reload1.c (emit_reload_insns): Likewise.
	* sched-deps.c (deps_analyze_insn): Likewise.
	* sel-sched.c (init_regs_for_mode): Likewise.
	(mark_unavailable_hard_regs): Likewise.
	* targhooks.c (default_dwarf_frame_reg_mode): Likewise.
	* config/aarch64/aarch64.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
	* config/aarch64/aarch64.c (aarch64_hard_regno_call_part_clobbered):
	New function.
	(TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
	* config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
	* config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered):
	Delete.
	* config/avr/avr.c (avr_hard_regno_call_part_clobbered): Make static
	and return a bool.
	(TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
	* config/i386/i386.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
	* config/i386/i386.c (ix86_hard_regno_call_part_clobbered): New
	function.
	(TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
	* config/mips/mips.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
	* config/mips/mips.c (mips_hard_regno_call_part_clobbered): New
	function.
	(TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
	* config/powerpcspe/powerpcspe.h (HARD_REGNO_CALL_PART_CLOBBERED):
	Delete.
	* config/powerpcspe/powerpcspe.c
	(rs6000_hard_regno_call_part_clobbered): New function.
	(TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
	* config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
	* config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered):
	New function.
	(TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
	* config/s390/s390.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
	* config/s390/s390.c (s390_hard_regno_call_part_clobbered): New
	function.
	(TARGET_HARD_REGNO_CALL_PART_CLOBBERED): Redefine.
	* config/sh/sh.h (HARD_REGNO_CALL_PART_CLOBBERED): Delete.
	* system.h (HARD_REGNO_CALL_PART_CLOBBERED): Poison.

2017-09-04  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* rtl.h (subreg_memory_offset): Declare.
	* emit-rtl.c (subreg_memory_offset): New function.
	* expmed.c (store_bit_field_1): Use it.
	* expr.c (undefined_operand_subword_p): Likewise.
	* simplify-rtx.c (simplify_subreg): Likewise.

2017-09-04  Alexander Monakov  <amonakov@ispras.ru>

	PR rtl-optimization/57448
	PR target/67458
	PR target/81316
	* optabs.c (expand_atomic_load): Place compiler memory barriers if
	using atomic_load pattern.
	(expand_atomic_store): Likewise.

2017-09-04  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/81981
	* gimple-fold.c (gimple_fold_call): Optimize away useless UBSAN_PTR
	and UBSAN_BOUNDS internal calls.  Clean up IFN_UBSAN_OBJECT_SIZE
	handling.  Use replace_call_with_value with NULL instead of
	gsi_replace, unlink_stmt_vdef and release_defs.

	* gdbhooks.py (OptMachineModePrinter.to_string): Use 8 spaces
	instead of tab.

	* lra-remat.c (reg_overlap_for_remat_p): Fix a pasto.

2017-09-04  Richard Sandiford  <richard.sandiford@linaro.org>

	PR bootstrap/82045
	* rtl.h (emit_library_call_value_1): Declare.
	(emit_library_call): Replace declaration with a series of overloads.
	Remove the parameter count argument.
	(emit_library_call_value): Likewise.
	* calls.c (emit_library_call_value_1): Make global.  Replace varargs
	with an "rtx_mode_t *".
	(emit_library_call_value): Delete.
	(emit_library_call): Likewise.
	* asan.c (asan_emit_stack_protection): Update calls accordingly.
	(asan_emit_allocas_unpoison): Likewise.
	* builtins.c (expand_builtin_powi): Likewise.
	(expand_asan_emit_allocas_unpoison): Likewise.
	* cfgexpand.c (expand_main_function): Likewise.
	* config/aarch64/aarch64.c (aarch64_trampoline_init): Likewise.
	* config/aarch64/aarch64.h (PROFILE_HOOK): Likewise.
	* config/alpha/alpha.c (alpha_trampoline_init): Likewise.
	* config/arm/arm.c (arm_trampoline_init): Likewise.
	(arm_call_tls_get_addr): Likewise.
	(arm_expand_divmod_libfunc): Likewise.
	* config/bfin/bfin.md (umulsi3_highpart): Likewise.
	(smulsi3_highpart): Likewise.
	* config/c6x/c6x.c (c6x_initialize_trampoline): Likewise.
	(c6x_expand_compare): Likewise.
	(c6x_expand_movmem): Likewise.
	* config/frv/frv.c (frv_trampoline_init): Likewise.
	* config/i386/i386.c (ix86_trampoline_init): Likewise.
	(ix86_expand_divmod_libfunc): Likewise.
	* config/ia64/ia64.c (ia64_expand_tls_address): Likewise.
	(ia64_expand_compare): Likewise.
	(ia64_profile_hook): Likewise.
	* config/ia64/ia64.md (save_stack_nonlocal): Likewise.
	(nonlocal_goto): Likewise.
	(restore_stack_nonlocal): Likewise.
	* config/m32r/m32r.c (block_move_call): Likewise.
	(m32r_trampoline_init): Likewise.
	* config/m68k/linux.h (FINALIZE_TRAMPOLINE): Likewise.
	* config/m68k/m68k.c (m68k_call_tls_get_addr): Likewise.
	(m68k_call_m68k_read_tp): Likewise.
	* config/microblaze/microblaze.c (microblaze_call_tls_get_addr)
	(microblaze_expand_divide): Likewise.
	* config/mips/mips.h (mips_args): Likewise.
	* config/mips/sdemtk.h (mips_sync_icache): Likewise.
	(MIPS_ICACHE_SYNC): Likewise.
	* config/nios2/nios2.c (nios2_emit_expensive_div): Likewise.
	(nios2_trampoline_init): Likewise.
	* config/pa/pa.c (hppa_tls_call): Likewise.
	(pa_trampoline_init): Likewise.
	* config/pa/pa.md (canonicalize_funcptr_for_compare): Likewise.
	* config/powerpcspe/powerpcspe.c (rs6000_legitimize_tls_address)
	(expand_strn_compare): Likewise.
	(rs6000_generate_compare): Likewise.
	(rs6000_expand_float128_convert): Likewise.
	(output_profile_hook): Likewise.
	(rs6000_trampoline_init): Likewise.
	* config/powerpcspe/powerpcspe.md (neg<mode>2): Likewise.
	* config/riscv/riscv.h (PROFILE_HOOK): Likewise.
	* config/rs6000/rs6000-string.c (expand_strn_compare): Likewise.
	* config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
	(rs6000_generate_compare): Likewise.
	(rs6000_expand_float128_convert): Likewise.
	(output_profile_hook): Likewise.
	(rs6000_trampoline_init): Likewise.
	* config/rs6000/rs6000.md (neg<mode>2): Likewise.
	* config/sh/sh.c (sh_trampoline_init): Likewise.
	* config/sparc/sparc.c (emit_soft_tfmode_libcall): Likewise.
	(sparc_emit_float_lib_cmp): Likewise.
	(sparc32_initialize_trampoline): Likewise.
	(sparc64_initialize_trampoline): Likewise.
	(sparc_profile_hook): Likewise.
	* config/spu/spu.c (ea_load_store): Likewise.
	* config/spu/spu.md (floatunssidf2): Likewise.
	* config/tilegx/tilegx.c (tilegx_trampoline_init): Likewise.
	* config/tilepro/tilepro.c (tilepro_trampoline_init): Likewise.
	* config/visium/visium.c (expand_block_move_4): Likewise.
	(expand_block_move_2): Likewise.
	(expand_block_move_1): Likewise.
	(expand_block_set_4): Likewise.
	(expand_block_set_2): Likewise.
	(expand_block_set_1): Likewise.
	(visium_trampoline_init): Likewise.
	(visium_profile_hook): Likewise.
	* config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Likewise.
	(xtensa_setup_frame_addresses): Likewise.
	(xtensa_trampoline_init): Likewise.
	* except.c (sjlj_emit_function_enter): Likewise.
	(sjlj_emit_function_exit): Likewise.
	* explow.c (allocate_dynamic_stack_space): Likewise.
	(probe_stack_range): Likewise.
	* expr.c (convert_mode_scalar): Likewise.
	* optabs.c (expand_binop): Likewise.
	(expand_twoval_binop_libfunc): Likewise.
	(expand_unop): Likewise.
	(prepare_cmp_insn): Likewise.
	(prepare_float_lib_cmp): Likewise.
	(expand_float): Likewise.
	(expand_fix): Likewise.
	(expand_fixed_convert): Likewise.
	(maybe_emit_sync_lock_test_and_set): Likewise.
	(expand_atomic_compare_and_swap): Likewise.
	(expand_mem_thread_fence): Likewise.
	(expand_atomic_fetch_op): Likewise.

2017-09-03  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/generic.texi (OpenACC): Adjust URL.
	* doc/invoke.texi (C Dialect Options): Ditto.

2017-09-03  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*bt<mode>): Use nonimmediate_operand
	predicate for operand 1.  Add (m,<S>) constraint.
	(*jcc_bt<mode>): Use nonimmediate_operand predicate for operand 1.
	Prevent memory operand 1 with register operand 2.

2017-09-01  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/82024
	* combine.c (try_combine): If the combination result is a PARALLEL,
	and we only need to retain the SET in there that would be placed
	at I2, check that we can place that at I3 instead, before doing so.

2017-09-01  Jakub Jelinek  <jakub@redhat.com>

	PR target/81766
	* config/i386/i386.c (ix86_init_large_pic_reg): Return label
	instead of void.
	(ix86_init_pic_reg): Remember label from ix86_init_large_pic_reg,
	if non-NULL and preceded by NOTE_INSN_BASIC_BLOCK, swap the note
	and label.

2017-09-01  Joerg Sonnenberger  <joerg@bec.de>
	    Jeff Law  <law@redhat.com>

	* varasm.c (bss_initializer_p): Do not put constants into .bss
	(categorize_decl_for_section): Handle bss_initializer_p returning
	false when DECL_INITIAL is NULL.

2017-09-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/82012
	* config/s390/s390.c (s390_can_inline_p): New function.

2017-09-01  Jeff Law  <law@redhat.com>

	PR tree-optimization/82052
	* tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
	Always initialize the returned slot after a hash table miss
	when INSERT is true.

2017-09-01  Alexander Monakov  <amonakov@ispras.ru>

	* config/s390/s390.md (mem_signal_fence): Remove.
	* doc/md.texi (mem_signal_fence): Remove.
	* optabs.c (expand_mem_signal_fence): Remove uses of mem_signal_fence.
	Update comments.
	* target-insns.def (mem_signal_fence): Remove.

2017-09-01  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/81902
	* doc/invoke.texi: Document -fsanitize=pointer-overflow.

	PR sanitizer/81923
	* asan.c (create_odr_indicator): Strip name encoding from assembler
	name before appending it after __odr_asan_.

2017-09-01  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/82059
	* gimple-ssa-isolate-paths.c (isolate_path): Add profile and
	frequency only when an edge is redirected.

2017-09-01  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc-c.c (__ARC_LPC_WIDTH__): Add builtin define.
	* config/arc/arc.c (ARC_MAX_LOOP_LENGTH): Define.
	(arc_conditional_register_usage): Remove ARC600 lp_count
	exception.
	(arc_file_start): Emit Tag_ARC_CPU_variation.
	(arc_can_use_doloop_p): New conditions to use ZOLs.
	(hwloop_fail): New function.
	(hwloop_optimize): Likewise.
	(hwloop_pattern_reg): Likewise.
	(arc_doloop_hooks): New struct, to be used with reorg_loops.
	(arc_reorg_loops): New function, calls reorg_loops.
	(arc_reorg): Call arc_reorg_loops.  Remove old ZOL handling.
	(arc600_corereg_hazard): Remove ZOL checking, case handled by
	hwloop_optimize.
	(arc_loop_hazard): Remove function, functionality moved into
	hwloop_optimize.
	(arc_hazard): Remove arc_loop_hazard call.
	(arc_adjust_insn_length): Remove ZOL handling, functionality moved
	into hwloop_optimize.
	(arc_label_align): Remove ZOL handling.
	* config/arc/arc.h (LOOP_ALIGN): Changed to 0.
	* config/arc/arc.md (doloop_begin): Remove pattern.
	(doloop_begin_i): Likewise.
	(doloop_end_i): Likewise.
	(doloop_fallback): Likewise.
	(doloop_fallback_m): Likewise.
	(doloop_end): Reimplement expand.
	(arc_lp): New pattern for LP instruction.
	(loop_end): New pattern.
	(loop_fail): Likewise.
	(decrement_and_branch_until_zero): Likewise.
	* config/arc/arc.opt (mlpc-width): New option.
	* doc/invoke.texi (mlpc-width): Document option.

2017-09-01  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_ifcvt): Remove use of merge_blocks call.
	(arc_ccfsm_advance): Fix checking for delay slots.
	(arc_reorg): Add rtl dump after each call to arc_ifcvt.

2017-09-01  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (movqi_insn): Add stores to save constant long
	immediates.
	(movhi_insn): Update store instruction constraint which are saving
	6-bit short immediates.
	(movsi_insn): Consider also short scaled load operations.
	(zero_extendhisi2_i): Use Usd constraint instead of T.
	(extendhisi2_i): Add q constraint.
	(arc_clzsi2): Add type and length attributes.
	(arc_ctzsi2): Likewise.
	* config/arc/constraints.md (Usc): Update constraint, the
	assembler can parse two relocations for a single instruction.

2017-09-01  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_use_anchors_for_symbol_p): New function.
	(TARGET_USE_ANCHORS_FOR_SYMBOL_P): Define.

2017-08-31  Olivier Hainque  <hainque@adacore.com>

	* config.gcc (powerpc-wrs-vxworks|vxworksae|vxworksmils): Now
	match as powerpc-wrs-vxworks*.

2017-08-31  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): Fix
	register constraint for by-element operand.
	(aarch64_mls_elt_merge<mode>): Likewise.

2017-08-31  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_can_follow_jump): Check for short
	branches.

2017-08-31  Claudiu Zissulescu  <claziss@synopsys.com>

	* config.gcc: Use g.opt for arc.
	* config/arc/arc.c (LEGITIMATE_SCALED_ADDRESS_P): Deleted,
	functionality moved to ...
	(legitimate_scaled_address_p): New function, ...here.
	(LEGITIMATE_SMALL_DATA_OFFSET_P): New define.
	(LEGITIMATE_SMALL_DATA_ADDRESS_P): Use the above define.
	(legitimate_offset_address_p): Delete TARGET_NO_SDATA_SET
	condition.
	(arc_override_options): Handle G option.
	(arc_output_pic_addr_const): Correct function definition.
	(arc_legitimate_address_p): Use legitimate_scaled_address_p.
	(arc_decl_anon_ns_mem_p): Delete.
	(arc_in_small_data_p): Overhaul this function to take into
	consideration the value given via G option.
	(arc_rewrite_small_data_1): Renamed and corrected old
	arc_rewrite_small_data function.
	(arc_rewrite_small_data): New function.
	(small_data_pattern): Don't use pic_offset_table_rtx.
	* config/arc/arc.h (CC1_SPEC): Recognize G option.
	* config/arc/simdext.md (movmisalignv2hi): Use
	prepare_move_operands function.
	(mov*): Likewise.
	(movmisalign*): Likewise.
	* doc/invoke.texi (ARC options): Document -G option.

2017-08-31  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc-protos.h (compact_sda_memory_operand): Update
	prototype.
	* config/arc/arc.c (arc_print_operand): Output scalled address for
	sdata whenever is possible.
	(arc_in_small_data_p): Allow sdata for 64bit datum when double
	load/stores are available.
	(compact_sda_memory_operand): Check for the alignment required by
	code density instructions.
	* config/arc/arc.md (movsi_insn): Use newly introduced Us0
	constraint.
	* config/arc/constraints.md (Usd): Update constraint.
	(Us0): New constraint.
	(Usc): Update constraint.

2017-08-31  Richard Biener  <rguenther@suse.de>

	PR middle-end/82054
	* dwarf2out.c (dwarf2out_early_global_decl): Process each
	function only once.

2017-08-31  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins):
	Resize type_signature.

2017-08-31  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* config/aarch64/aarch64.c (aarch64_base_register_rtx_p): Only allow
	subregs whose inner modes can be stored in GPRs.
	(aarch64_classify_index): Likewise.

2017-08-31  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* config/aarch64/iterators.md (V_cmp_result): Rename to...
	(V_INT_EQUIV): ...this.
	(v_cmp_result): Rename to...
	(v_int_equiv): ...this.
	* config/aarch64/aarch64.md (xorsign<mode>3): Update accordingly.
	* config/aarch64/aarch64-simd.md (xorsign<mode>3): Likewise.
	(copysign<mode>3): Likewise.
	(aarch64_simd_bsl<mode>_internal): Likewise.
	(aarch64_simd_bsl<mode>): Likewise.
	(vec_cmp<mode><mode>): Likewise.
	(vcond<mode><mode>): Likewise.
	(vcond<v_cmp_mixed><mode>): Likewise.
	(vcondu<mode><v_cmp_mixed>): Likewise.
	(aarch64_cm<optab><mode>): Likewise.
	(aarch64_cmtst<mode>): Likewise.
	(aarch64_fac<optab><mode>): Likewise.
	(vec_perm_const<mode>): Likewise.
	(vcond_mask_<mode><v_cmp_result>): Rename to...
	(vcond_mask_<mode><v_int_equiv>): ...this.
	(vec_cmp<mode><v_cmp_result>): Rename to...
	(vec_cmp<mode><v_int_equiv>): ...this.

2017-08-31  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* config/aarch64/aarch64-modes.def: Remove 32-, 48- and 64-byte
	vector modes.
	* config/aarch64/iterators.md (VRL2, VRL3, VRL4): Delete.
	* config/aarch64/aarch64.md (UNSPEC_LD2_DREG, UNSPEC_LD3_DREG)
	(UNSPEC_LD4_DREG): New unspecs.
	* config/aarch64/aarch64-simd.md (aarch64_ld2<mode>_dreg_le)
	(aarch64_ld2<mode>_dreg_be): Replace with...
	(aarch64_ld2<mode>_dreg): ...this pattern and use the new DREG
	unspec.
	(aarch64_ld3<mode>_dreg_le)
	(aarch64_ld3<mode>_dreg_be): Replace with...
	(aarch64_ld3<mode>_dreg): ...this pattern and use the new DREG
	unspec.
	(aarch64_ld4<mode>_dreg_le)
	(aarch64_ld4<mode>_dreg_be): Replace with...
	(aarch64_ld4<mode>_dreg): ...this pattern and use the new DREG
	unspec.

2017-08-30  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/81987
	* gimple-ssa-strength-reduction.c (insert_initializers): Don't
	insert an initializer in a location not dominated by the stride
	definition.

2017-08-30  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-eh.c (lower_try_finally_switch): Set the location of the finally
	on the entire header of the finally block in the fallthru case.

2017-08-30  Eric Botcazou  <ebotcazou@adacore.com>

	* varasm.c (decode_addr_const): Deal with INDIRECT_REF <INTEGER_CST>.

2017-08-30  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/rs6000.c (rs6000_emit_prologue_move_from_cr): Rename from
	rs6000_emit_move_from_cr and call renamed function.
	(rs6000_emit_prologue): Call renamed functions.
	* config/rs6000/rs6000.md (prologue_movesi_from_cr): Rename from
	movesi_from_cr, remove volatile CRs.

2017-08-30  Jon Beniston  <jon@beniston.com>
	    Richard Biener  <rguenther@suse.de>

	* tree-vect-patterns.c (vect_pattern_recog_1): Use VECTOR_TYPE_P instead
	of VECTOR_MODE_P check.
	* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Allow single
	element vector types.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>

	* df.h (df_read_modify_subreg_p): Remove in favor of...
	* rtl.h (read_modify_subreg_p): ...this new function.  Take a
	const_rtx instead of an rtx.
	* cprop.c (local_cprop_find_used_regs): Update accordingly.
	* df-problems.c (df_word_lr_mark_ref): Likewise.
	* ira-lives.c (mark_pseudo_reg_live): Likewise.
	(mark_pseudo_reg_dead): Likewise.
	(mark_ref_dead): Likewise.
	* reginfo.c (init_subregs_of_mode): Likewise.
	* sched-deps.c (sched_analyze_1): Likewise.
	* df-scan.c (df_def_record_1): Likewise.
	(df_uses_record): Likewise.
	(df_read_modify_subreg_p): Remove in favor of...
	* rtlanal.c (read_modify_subreg_p): ...this new function.  Take a
	const_rtx instead of an rtx.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* rtl.h (partial_subreg_p): New function.
	* caller-save.c (save_call_clobbered_regs): Use it.
	* calls.c (expand_call): Likewise.
	* combine.c (combinable_i3pat): Likewise.
	(simplify_set): Likewise.
	(make_extraction): Likewise.
	(make_compound_operation_int): Likewise.
	(gen_lowpart_or_truncate): Likewise.
	(force_to_mode): Likewise.
	(make_field_assignment): Likewise.
	(reg_truncated_to_mode): Likewise.
	(record_truncated_value): Likewise.
	(move_deaths): Likewise.
	* cse.c (record_jump_cond): Likewise.
	(cse_insn): Likewise.
	* cselib.c (cselib_lookup_1): Likewise.
	* expmed.c (extract_bit_field_using_extv): Likewise.
	* function.c (assign_parm_setup_reg): Likewise.
	* ifcvt.c (noce_convert_multiple_sets): Likewise.
	* ira-build.c (create_insn_allocnos): Likewise.
	* lra-coalesce.c (merge_pseudos): Likewise.
	* lra-constraints.c (match_reload): Likewise.
	(simplify_operand_subreg): Likewise.
	(curr_insn_transform): Likewise.
	* lra-lives.c (process_bb_lives): Likewise.
	* lra.c (new_insn_reg): Likewise.
	(lra_substitute_pseudo): Likewise.
	* regcprop.c (mode_change_ok): Likewise.
	(maybe_mode_change): Likewise.
	(copyprop_hardreg_forward_1): Likewise.
	* reload.c (push_reload): Likewise.
	(find_reloads): Likewise.
	(find_reloads_subreg_address): Likewise.
	* reload1.c (alter_reg): Likewise.
	(eliminate_regs_1): Likewise.
	* simplify-rtx.c (simplify_unary_operation_1): Likewise.

2017-08-30  David Edelsohn  <dje.gcc@gmail.com>

	* config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Revert
	back to if statements, including unpack.

2017-08-30  Martin Liska  <mliska@suse.cz>

	PR inline-asm/82001
	* ipa-icf-gimple.c (func_checker::compare_tree_list_operand):
	Rename to ...
	(func_checker::compare_asm_inputs_outputs): ... this function.
	(func_checker::compare_gimple_asm): Use the function to compare
	also ASM constrains.
	* ipa-icf-gimple.h: Rename the function.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* coretypes.h (complex_mode): New type.
	* gdbhooks.py (build_pretty_printer): Handle it.
	* machmode.h (complex_mode): New class.
	(complex_mode::includes_p): New function.
	(is_complex_int_mode): Likewise.
	(is_complex_float_mode): Likewise.
	* genmodes.c (get_mode_class): Handle complex mode classes.
	* function.c (expand_function_end): Use is_complex_int_mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* coretypes.h (scalar_mode_pod): New typedef.
	* gdbhooks.py (build_pretty_printer): Handle it.
	* machmode.h (gt_ggc_mx, gt_pch_nx): New functions.
	* fixed-value.h (fixed_value::mode): Change type to scalar_mode_pod.
	* fold-const.c (fold_convert_const_int_from_fixed): Use scalar_mode.
	* tree-streamer-in.c (unpack_ts_fixed_cst_value_fields): Use
	as_a <scalar_mode>.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* machmode.h (mode_for_vector): Take a scalar_mode instead
	of a machine_mode.
	* stor-layout.c (mode_for_vector): Likewise.
	* explow.c (promote_mode): Use as_a <scalar_mode>.
	* sdbout.c (sdbout_parms): Use is_a <scalar_mode>.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* target.def (preferred_simd_mode): Take a scalar_mode
	instead of a machine_mode.
	* targhooks.h (default_preferred_simd_mode): Likewise.
	* targhooks.c (default_preferred_simd_mode): Likewise.
	* config/arc/arc.c (arc_preferred_simd_mode): Likewise.
	* config/arm/arm.c (arm_preferred_simd_mode): Likewise.
	* config/c6x/c6x.c (c6x_preferred_simd_mode): Likewise.
	* config/epiphany/epiphany.c (epiphany_preferred_simd_mode): Likewise.
	* config/i386/i386.c (ix86_preferred_simd_mode): Likewise.
	* config/mips/mips.c (mips_preferred_simd_mode): Likewise.
	* config/nvptx/nvptx.c (nvptx_preferred_simd_mode): Likewise.
	* config/powerpcspe/powerpcspe.c (rs6000_preferred_simd_mode):
	Likewise.
	* config/rs6000/rs6000.c (rs6000_preferred_simd_mode): Likewise.
	* config/s390/s390.c (s390_preferred_simd_mode): Likewise.
	* config/sparc/sparc.c (sparc_preferred_simd_mode): Likewise.
	* config/aarch64/aarch64.c (aarch64_preferred_simd_mode): Likewise.
	(aarch64_simd_scalar_immediate_valid_for_move): Update accordingly.
	* doc/tm.texi: Regenerate.
	* optabs-query.c (can_vec_mask_load_store_p): Return false for
	non-scalar modes.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* target.def (scalar_mode_supported_p): Take a scalar_mode
	instead of a machine_mode.
	* targhooks.h (default_scalar_mode_supported_p): Likewise.
	* targhooks.c (default_scalar_mode_supported_p): Likewise.
	* config/aarch64/aarch64.c (aarch64_scalar_mode_supported_p): Likewise.
	* config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
	* config/arm/arm.c (arm_scalar_mode_supported_p): Likewise.
	* config/avr/avr.c (avr_scalar_mode_supported_p): Likewise.
	* config/c6x/c6x.c (c6x_scalar_mode_supported_p): Likewise.
	* config/i386/i386.c (ix86_scalar_mode_supported_p): Likewise.
	* config/ia64/ia64.c (ia64_scalar_mode_supported_p): Likewise.
	* config/mips/mips.c (mips_scalar_mode_supported_p): Likewise.
	* config/msp430/msp430.c (msp430_scalar_mode_supported_p): Likewise.
	* config/pa/pa.c (pa_scalar_mode_supported_p): Likewise.
	* config/pdp11/pdp11.c (pdp11_scalar_mode_supported_p): Likewise.
	* config/powerpcspe/powerpcspe.c (rs6000_scalar_mode_supported_p):
	Likewise.
	* config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Likewise.
	* config/s390/s390.c (s390_scalar_mode_supported_p): Likewise.
	* config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
	* config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
	* config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p):
	Likewise.
	* doc/tm.texi: Regenerate.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* coretypes.h (opt_scalar_mode): New typedef.
	* gdbhooks.py (build_pretty_printers): Handle it.
	* machmode.h (mode_iterator::get_2xwider): Add overload for
	opt_mode<T>.
	* emit-rtl.c (init_emit_once): Use opt_scalar_mode when iterating
	over scalar modes.
	* expr.c (convert_mode_scalar): Likewise.
	* omp-low.c (omp_clause_aligned_alignment): Likewise.
	* optabs.c (expand_float): Likewise.
	(expand_fix): Likewise.
	* tree-vect-stmts.c (vectorizable_conversion): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* optabs.c (expand_float): Explicitly check for scalars before
	using a branching expansion.
	(expand_fix): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* expr.c (convert_mode): Split scalar handling out into...
	(convert_mode_scalar): ...this new function.  Treat the modes
	as scalar_modes.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* omp-expand.c (expand_omp_atomic): Use is_int_mode, is_float_mode
	and scalar_mode.
	* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* fixed-value.h (fixed_from_double_int): Take a scalar_mode
	rather than a machine_mode.
	(fixed_from_string): Likewise.
	(fixed_convert): Likewise.
	(fixed_convert_from_int): Likewise.
	(fixed_convert_from_real): Likewise.
	(real_convert_from_fixed): Likewise.
	* fixed-value.c (fixed_from_double_int): Likewise.
	(fixed_from_string): Likewise.
	(fixed_convert): Likewise.
	(fixed_convert_from_int): Likewise.
	(fixed_convert_from_real): Likewise.
	(real_convert_from_fixed): Likewise.
	* config/avr/avr.c (avr_out_round): Use as_a <scalar_mode>.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* emit-rtl.c (immed_double_const): Use is_a <scalar_mode> instead
	of separate mode class checks.  Do not allow vector modes here.
	(immed_wide_int_const): Use as_a <scalar_mode>.
	* explow.c (trunc_int_for_mode): Likewise.
	* rtl.h (wi::int_traits<rtx_mode_t>::get_precision): Likewise.
	(wi::shwi): Likewise.
	(wi::min_value): Likewise.
	(wi::max_value): Likewise.
	* dwarf2out.c (loc_descriptor): Likewise.
	* simplify-rtx.c (simplify_immed_subreg): Fix rtx_mode_t argument
	for CONST_WIDE_INT.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* tree.h (SCALAR_TYPE_MODE): New macro.
	* expr.c (expand_expr_addr_expr_1): Use it.
	(expand_expr_real_2): Likewise.
	* fold-const.c (fold_convert_const_fixed_from_fixed): Likeise.
	(fold_convert_const_fixed_from_int): Likewise.
	(fold_convert_const_fixed_from_real): Likewise.
	(native_encode_fixed): Likewise
	(native_encode_complex): Likewise
	(native_encode_vector): Likewise.
	(native_interpret_fixed): Likewise.
	(native_interpret_real): Likewise.
	(native_interpret_complex): Likewise.
	(native_interpret_vector): Likewise.
	* omp-simd-clone.c (simd_clone_adjust_return_type): Likewise.
	(simd_clone_adjust_argument_types): Likewise.
	(simd_clone_init_simd_arrays): Likewise.
	(simd_clone_adjust): Likewise.
	* stor-layout.c (layout_type): Likewise.
	* tree.c (build_minus_one_cst): Likewise.
	* tree-cfg.c (verify_gimple_assign_ternary): Likewise.
	* tree-inline.c (estimate_move_cost): Likewise.
	* tree-ssa-math-opts.c (convert_plusminus_to_widen): Likewise.
	* tree-vect-loop.c (vect_create_epilog_for_reduction): Likewise.
	(vectorizable_reduction): Likewise.
	* tree-vect-patterns.c (vect_recog_widen_mult_pattern): Likewise.
	(vect_recog_mixed_size_cond_pattern): Likewise.
	(check_bool_pattern): Likewise.
	(adjust_bool_pattern): Likewise.
	(search_type_for_mask_1): Likewise.
	* tree-vect-slp.c (vect_schedule_slp_instance): Likewise.
	* tree-vect-stmts.c (vectorizable_conversion): Likewise.
	(vectorizable_load): Likewise.
	(vectorizable_store): Likewise.
	* ubsan.c (ubsan_encode_value): Likewise.
	* varasm.c (output_constant): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* coretypes.h (scalar_mode): New class.
	* machmode.h (scalar_mode): Likewise.
	(scalar_mode::includes_p): New function.
	(mode_to_inner): Return a scalar_mode rather than a machine_mode.
	* gdbhooks.py (build_pretty_printers): Handle scalar_mode.
	* genmodes.c (get_mode_class): Handle remaining scalar modes.
	* cfgexpand.c (expand_debug_expr): Use scalar_mode.
	* expmed.c (store_bit_field_1): Likewise.
	(extract_bit_field_1): Likewise.
	* expr.c (write_complex_part): Likewise.
	(read_complex_part): Likewise.
	(emit_move_complex_push): Likewise.
	(expand_expr_real_2): Likewise.
	* function.c (assign_parm_setup_reg): Likewise.
	(assign_parms_unsplit_complex): Likewise.
	* optabs.c (expand_binop): Likewise.
	* rtlanal.c (subreg_get_info): Likewise.
	* simplify-rtx.c (simplify_immed_subreg): Likewise.
	* varasm.c (output_constant_pool_2): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* expmed.c (extract_high_half): Use scalar_int_mode and remove
	assertion.
	(expmed_mult_highpart_optab): Likewise.
	(expmed_mult_highpart): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* builtins.h (builtin_strncpy_read_str): Take a scalar_int_mode
	instead of a machine_mode.
	(builtin_memset_read_str): Likewise.
	* builtins.c (c_readstr): Likewise.
	(builtin_memcpy_read_str): Likewise.
	(builtin_strncpy_read_str): Likewise.
	(builtin_memset_read_str): Likewise.
	(builtin_memset_gen_str): Likewise.
	(expand_builtin_signbit): Use scalar_int_mode for local variables.
	* cfgexpand.c (convert_debug_memory_address): Take a scalar_int_mode
	instead of a machine_mode.
	* combine.c (simplify_if_then_else): Use scalar_int_mode for local
	variables.
	(make_extraction): Likewise.
	(try_widen_shift_mode): Take and return scalar_int_modes instead
	of machine_modes.
	* config/aarch64/aarch64.c (aarch64_libgcc_cmp_return_mode): Return
	a scalar_int_mode instead of a machine_mode.
	* config/avr/avr.c (avr_addr_space_address_mode): Likewise.
	(avr_addr_space_pointer_mode): Likewise.
	* config/cr16/cr16.c (cr16_unwind_word_mode): Likewise.
	* config/msp430/msp430.c (msp430_addr_space_pointer_mode): Likewise.
	(msp430_unwind_word_mode): Likewise.
	* config/spu/spu.c (spu_unwind_word_mode): Likewise.
	(spu_addr_space_pointer_mode): Likewise.
	(spu_addr_space_address_mode): Likewise.
	(spu_libgcc_cmp_return_mode): Likewise.
	(spu_libgcc_shift_count_mode): Likewise.
	* config/rl78/rl78.c (rl78_addr_space_address_mode): Likewise.
	(rl78_addr_space_pointer_mode): Likewise.
	(fl78_unwind_word_mode): Likewise.
	(rl78_valid_pointer_mode): Take a scalar_int_mode instead of a
	machine_mode.
	* config/alpha/alpha.c (vms_valid_pointer_mode): Likewise.
	* config/ia64/ia64.c (ia64_vms_valid_pointer_mode): Likewise.
	* config/mips/mips.c (mips_mode_rep_extended): Likewise.
	(mips_valid_pointer_mode): Likewise.
	* config/tilegx/tilegx.c (tilegx_mode_rep_extended): Likewise.
	* config/ft32/ft32.c (ft32_valid_pointer_mode): Likewise.
	(ft32_addr_space_pointer_mode): Return a scalar_int_mode instead
	of a machine_mode.
	(ft32_addr_space_address_mode): Likewise.
	* config/m32c/m32c.c (m32c_valid_pointer_mode): Take a
	scalar_int_mode instead of a machine_mode.
	(m32c_addr_space_pointer_mode): Return a scalar_int_mode instead
	of a machine_mode.
	(m32c_addr_space_address_mode): Likewise.
	* config/powerpcspe/powerpcspe.c (rs6000_abi_word_mode): Likewise.
	(rs6000_eh_return_filter_mode): Likewise.
	* config/rs6000/rs6000.c (rs6000_abi_word_mode): Likewise.
	(rs6000_eh_return_filter_mode): Likewise.
	* config/s390/s390.c (s390_libgcc_cmp_return_mode): Likewise.
	(s390_libgcc_shift_count_mode): Likewise.
	(s390_unwind_word_mode): Likewise.
	(s390_valid_pointer_mode): Take a scalar_int_mode rather than a
	machine_mode.
	* target.def (mode_rep_extended): Likewise.
	(valid_pointer_mode): Likewise.
	(addr_space.valid_pointer_mode): Likewise.
	(eh_return_filter_mode): Return a scalar_int_mode rather than
	a machine_mode.
	(libgcc_cmp_return_mode): Likewise.
	(libgcc_shift_count_mode): Likewise.
	(unwind_word_mode): Likewise.
	(addr_space.pointer_mode): Likewise.
	(addr_space.address_mode): Likewise.
	* doc/tm.texi: Regenerate.
	* dojump.c (prefer_and_bit_test): Take a scalar_int_mode rather than
	a machine_mode.
	(do_jump): Use scalar_int_mode for local variables.
	* dwarf2cfi.c (init_return_column_size): Take a scalar_int_mode
	rather than a machine_mode.
	* dwarf2out.c (convert_descriptor_to_mode): Likewise.
	(scompare_loc_descriptor_wide): Likewise.
	(scompare_loc_descriptor_narrow): Likewise.
	* emit-rtl.c (adjust_address_1): Use scalar_int_mode for local
	variables.
	* except.c (sjlj_emit_dispatch_table): Likewise.
	(expand_builtin_eh_copy_values): Likewise.
	* explow.c (convert_memory_address_addr_space_1): Likewise.
	Take a scalar_int_mode rather than a machine_mode.
	(convert_memory_address_addr_space): Take a scalar_int_mode rather
	than a machine_mode.
	(memory_address_addr_space): Use scalar_int_mode for local variables.
	* expmed.h (expand_mult_highpart_adjust): Take a scalar_int_mode
	rather than a machine_mode.
	* expmed.c (mask_rtx): Likewise.
	(init_expmed_one_conv): Likewise.
	(expand_mult_highpart_adjust): Likewise.
	(extract_high_half): Likewise.
	(expmed_mult_highpart_optab): Likewise.
	(expmed_mult_highpart): Likewise.
	(expand_smod_pow2): Likewise.
	(expand_sdiv_pow2): Likewise.
	(emit_store_flag_int): Likewise.
	(adjust_bit_field_mem_for_reg): Use scalar_int_mode for local
	variables.
	(extract_low_bits): Likewise.
	* expr.h (by_pieces_constfn): Take a scalar_int_mode rather than
	a machine_mode.
	* expr.c (pieces_addr::adjust):  Likewise.
	(can_store_by_pieces): Likewise.
	(store_by_pieces): Likewise.
	(clear_by_pieces_1): Likewise.
	(expand_expr_addr_expr_1): Likewise.
	(expand_expr_addr_expr): Use scalar_int_mode for local variables.
	(expand_expr_real_1): Likewise.
	(try_casesi): Likewise.
	* final.c (shorten_branches): Likewise.
	* fold-const.c (fold_convert_const_int_from_fixed): Change the
	type of "mode" to machine_mode.
	* internal-fn.c (expand_arith_overflow_result_store): Take a
	scalar_int_mode rather than a machine_mode.
	(expand_mul_overflow): Use scalar_int_mode for local variables.
	* loop-doloop.c (doloop_modify): Likewise.
	(doloop_optimize): Likewise.
	* optabs.c (expand_subword_shift): Take a scalar_int_mode rather
	than a machine_mode.
	(expand_doubleword_shift_condmove): Likewise.
	(expand_doubleword_shift): Likewise.
	(expand_doubleword_clz): Likewise.
	(expand_doubleword_popcount): Likewise.
	(expand_doubleword_parity): Likewise.
	(expand_absneg_bit): Use scalar_int_mode for local variables.
	(prepare_float_lib_cmp): Likewise.
	* rtl.h (convert_memory_address_addr_space_1): Take a scalar_int_mode
	rather than a machine_mode.
	(convert_memory_address_addr_space): Likewise.
	(get_mode_bounds): Likewise.
	(get_address_mode): Return a scalar_int_mode rather than a
	machine_mode.
	* rtlanal.c (get_address_mode): Likewise.
	* stor-layout.c (get_mode_bounds): Take a scalar_int_mode rather
	than a machine_mode.
	* targhooks.c (default_mode_rep_extended): Likewise.
	(default_valid_pointer_mode): Likewise.
	(default_addr_space_valid_pointer_mode): Likewise.
	(default_eh_return_filter_mode): Return a scalar_int_mode rather
	than a machine_mode.
	(default_libgcc_cmp_return_mode): Likewise.
	(default_libgcc_shift_count_mode): Likewise.
	(default_unwind_word_mode): Likewise.
	(default_addr_space_pointer_mode): Likewise.
	(default_addr_space_address_mode): Likewise.
	* targhooks.h (default_eh_return_filter_mode): Likewise.
	(default_libgcc_cmp_return_mode): Likewise.
	(default_libgcc_shift_count_mode): Likewise.
	(default_unwind_word_mode): Likewise.
	(default_addr_space_pointer_mode): Likewise.
	(default_addr_space_address_mode): Likewise.
	(default_mode_rep_extended): Take a scalar_int_mode rather than
	a machine_mode.
	(default_valid_pointer_mode): Likewise.
	(default_addr_space_valid_pointer_mode): Likewise.
	* tree-ssa-address.c (addr_for_mem_ref): Use scalar_int_mode for
	local variables.
	* tree-ssa-loop-ivopts.c (get_shiftadd_cost): Take a scalar_int_mode
	rather than a machine_mode.
	* tree-switch-conversion.c (array_value_type): Use scalar_int_mode
	for local variables.
	* tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
	* var-tracking.c (use_narrower_mode): Take a scalar_int_mode rather
	than a machine_mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* dojump.c (do_jump_by_parts_greater_rtx): Change the type of
	the mode argument to scalar_int_mode.
	(do_jump_by_parts_zero_rtx): Likewise.
	(do_jump_by_parts_equality_rtx): Likewise.
	(do_jump_by_parts_greater): Take a mode argument.
	(do_jump_by_parts_equality): Likewise.
	(do_jump_1): Update calls accordingly.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* is-a.h (safe_dyn_cast): New function.
	* rtl.h (rtx_jump_table_data::get_data_mode): New function.
	(jump_table_for_label): Likewise.
	* final.c (final_addr_vec_align): Take an rtx_jump_table_data *
	instead of an rtx_insn *.
	(shorten_branches): Use dyn_cast instead of LABEL_P and
	JUMP_TABLE_DATA_P.  Use jump_table_for_label and
	rtx_jump_table_data::get_data_mode.
	(final_scan_insn): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* combine.c (try_combine): Use is_a <scalar_int_mode> when
	trying to combine a full-register integer set with a subreg
	integer set.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* expr.c (expand_expr_addr_expr): Add a new_tmode local variable
	that is always either address_mode or pointer_mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* expr.c (expand_expr_real_2): Use word_mode instead of innermode
	when the two are known to be equal.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* simplify-rtx.c (simplify_const_unary_operation): Use
	is_a <scalar_int_mode> instead of checking for a nonzero
	precision.  Forcibly convert op_mode to a scalar_int_mode
	in that case.  More clearly differentiate the operand and
	result modes and use the former when deciding what the value
	of a count-bits operation should be.  Use is_int_mode instead
	of checking for a MODE_INT.  Remove redundant check for whether
	this mode has a zero precision.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* optabs.c (widen_leading): Change the type of the mode argument
	to scalar_int_mode.  Use opt_scalar_int_mode for the mode iterator.
	(widen_bswap): Likewise.
	(expand_parity): Likewise.
	(expand_ctz): Change the type of the mode argument to scalar_int_mode.
	(expand_ffs): Likewise.
	(epand_unop): Check for scalar integer modes before calling the
	above routines.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* expr.c (const_scalar_mask_from_tree): Add a mode argument.
	Expand commentary.
	(expand_expr_real_1): Update call accordingly.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* expmed.c (store_bit_field_using_insv): Add op0_mode and
	value_mode arguments.  Use scalar_int_mode internally.
	(store_bit_field_1): Rename the new integer mode from imode
	to op0_mode and use it instead of GET_MODE (op0).  Update calls
	to store_split_bit_field, store_bit_field_using_insv and
	store_fixed_bit_field.
	(store_fixed_bit_field): Add op0_mode and value_mode arguments.
	Use scalar_int_mode internally.  Use a bit count rather than a mode
	when calculating the largest bit size for get_best_mode.
	Update calls to store_split_bit_field and store_fixed_bit_field_1.
	(store_fixed_bit_field_1): Add mode and value_mode arguments.
	Remove assertion that OP0 has a scalar integer mode.
	(store_split_bit_field): Add op0_mode and value_mode arguments.
	Update calls to extract_fixed_bit_field.
	(extract_bit_field_using_extv): Add an op0_mode argument.
	Use scalar_int_mode internally.
	(extract_bit_field_1): Rename the new integer mode from imode to
	op0_mode and use it instead of GET_MODE (op0).  Update calls to
	extract_split_bit_field, extract_bit_field_using_extv and
	extract_fixed_bit_field.
	(extract_fixed_bit_field): Add an op0_mode argument.  Update calls
	to extract_split_bit_field and extract_fixed_bit_field_1.
	(extract_fixed_bit_field_1): Add a mode argument.  Remove assertion
	that OP0 has a scalar integer mode.  Use as_a <scalar_int_mode>
	on the target mode.
	(extract_split_bit_field): Add an op0_mode argument.  Update call
	to extract_fixed_bit_field.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* cse.c (cse_insn): Use opt_scalar_int_mode for the mode iterator.
	* explow.c (hard_function_value): Likewise.
	* expmed.c (extract_fixed_bit_field_1): Likewise.  Move the
	convert_to_mode call outside the loop.
	* expr.c (alignment_for_piecewise_move): Use opt_scalar_int_mode
	for the mode iterator.  Require the mode specified by max_pieces
	to exist.
	(emit_block_move_via_movmem): Use opt_scalar_int_mode for the
	mode iterator.
	(copy_blkmode_to_reg): Likewise.
	(set_storage_via_setmem): Likewise.
	* optabs.c (prepare_cmp_insn): Likewise.
	* rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
	* stor-layout.c (finish_bitfield_representative): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* rtl.h (subreg_unpromoted_mode, subreg_promoted_mode): New functions.
	* expr.c (convert_move): Use them.
	(convert_modes): Likewise.
	(store_expr_with_bounds): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* rtl.h (rtl_hooks::reg_nonzero_bits): Add a scalar_int_mode
	parameter for the mode of "x".  Remove the "known_x", "known_mode"
	and "known_ret" arguments.  Change the type of the mode argument
	to scalar_int_mode.
	(rtl_hooks:reg_num_sign_bit_copies): Likewise.
	* combine.c (reg_nonzero_bits_for_combine): Update accordingly.
	(reg_num_sign_bit_copies_for_combine): Likewise.
	* rtlanal.c (nonzero_bits1): Likewise.
	(num_sign_bit_copies1): Likewise.
	* rtlhooks-def.h (reg_nonzero_bits_general): Likewise.
	(reg_num_sign_bit_copies_general): Likewise.
	* rtlhooks.c (reg_num_sign_bit_copies_general): Likewise.
	(reg_nonzero_bits_general): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* rtlanal.c (num_sign_bit_copies): Handle VOIDmode here rather
	than in subroutines.  Return 1 for non-integer modes.
	(cached_num_sign_bit_copies): Change the type of the mode parameter
	to scalar_int_mode.
	(num_sign_bit_copies1): Likewise.  Remove early exit for other mode
	classes.  Handle CONST_INT_P first and then check whether X also
	has a scalar integer mode.  Check the same thing for inner registers
	of a SUBREG and for values that are being extended or truncated.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* rtlanal.c (nonzero_bits): Handle VOIDmode here rather than
	in subroutines.  Return the mode mask for non-integer modes.
	(cached_nonzero_bits): Change the type of the mode parameter
	to scalar_int_mode.
	(nonzero_bits1): Likewise.  Remove early exit for other mode
	classes.  Handle CONST_INT_P first and then check whether X
	also has a scalar integer mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* expr.c (widest_int_mode_for_size): Make the comment match the code.
	Return a scalar_int_mode and assert that the size is greater than
	one byte.
	(by_pieces_ninsns): Update accordingly and remove VOIDmode handling.
	(op_by_pieces_d::op_by_pieces_d): Likewise.
	(op_by_pieces_d::run): Likewise.
	(can_store_by_pieces): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* combine.c (extract_left_shift): Add a mode argument and update
	recursive calls.
	(make_compound_operation_int): Change the type of the mode parameter
	to scalar_int_mode and update the call to extract_left_shift.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* combine.c (simplify_and_const_int): Change the type of the mode
	parameter to scalar_int_mode.
	(simplify_and_const_int_1): Likewise.  Update recursive call.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* combine.c (simplify_compare_const): Check that the mode is a
	scalar_int_mode (rather than VOIDmode) before testing its
	precision.
	(simplify_comparison): Move COMPARISON_P handling out of the
	loop and restrict the latter part of the loop to scalar_int_modes.
	Check is_a <scalar_int_mode> before calling HWI_COMPUTABLE_MODE_P
	and when considering SUBREG_REGs.  Use is_int_mode instead of
	checking GET_MODE_CLASS against MODE_INT.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* combine.c (try_widen_shift_mode): Move check for equal modes to...
	(simplify_shift_const_1): ...here.  Use scalar_int_mode for
	shift_unit_mode and for modes involved in scalar shifts.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* combine.c (force_int_to_mode): New function, split out from...
	(force_to_mode): ...here.  Keep xmode up-to-date and use it
	instead of GET_MODE (x).

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* optabs-query.h (extraction_insn::struct_mode): Change type to
	opt_scalar_int_mode and update comment.
	(extraction_insn::field_mode): Change type to scalar_int_mode.
	(extraction_insn::pos_mode): Likewise.
	* combine.c (make_extraction): Update accordingly.
	* optabs-query.c (get_traditional_extraction_insn): Likewise.
	(get_optab_extraction_insn): Likewise.
	* recog.c (simplify_while_replacing): Likewise.
	* expmed.c (narrow_bit_field_mem): Change the type of the mode
	parameter to opt_scalar_int_mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* machmode.h (bit_field_mode_iterator::next_mode): Take a pointer
	to a scalar_int_mode instead of a machine_mode.
	(bit_field_mode_iterator::m_mode): Change type to opt_scalar_int_mode.
	(get_best_mode): Return a boolean and use a pointer argument to store
	the selected mode.  Replace the limit mode parameter with a bit limit.
	* expmed.c (adjust_bit_field_mem_for_reg): Use scalar_int_mode
	for the values returned by bit_field_mode_iterator::next_mode.
	(store_bit_field): Update call to get_best_mode.
	(store_fixed_bit_field): Likewise.
	(extract_fixed_bit_field): Likewise.
	* expr.c (optimize_bitfield_assignment_op): Likewise.
	* fold-const.c (optimize_bit_field_compare): Likewise.
	(fold_truth_andor_1): Likewise.
	* stor-layout.c (bit_field_mode_iterator::next_mode): As above.
	Update for new type of m_mode.
	(get_best_mode): As above.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* expmed.c (strict_volatile_bitfield_p): Change the type of fieldmode
	to scalar_int_mode.  Remove check for SCALAR_INT_MODE_P.
	(store_bit_field): Check is_a <scalar_int_mode> before calling
	strict_volatile_bitfield_p.
	(extract_bit_field): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* target.def (cstore_mode): Return a scalar_int_mode.
	* doc/tm.texi: Regenerate.
	* config/sparc/sparc.c (sparc_cstore_mode): Return a scalar_int_mode.
	* targhooks.h (default_cstore_mode): Likewise.
	* targhooks.c (default_cstore_mode): Likewise, using a forced
	conversion.
	* expmed.c (emit_cstore): Expect the target of the cstore to be
	a scalar_int_mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* cfgloop.h (rtx_iv): Change type of extend_mode and mode to
	scalar_int_mode.
	(niter_desc): Likewise mode.
	(iv_analyze): Add a mode parameter.
	(biv_p): Likewise.
	(iv_analyze_expr): Pass the mode paraeter before the rtx it describes
	and change its type to scalar_int_mode.
	* loop-iv.c: Update commentary at head of file.
	(iv_constant): Pass the mode paraeter before the rtx it describes
	and change its type to scalar_int_mode.  Remove VOIDmode handling.
	(iv_subreg): Change the type of the mode parameter to scalar_int_mode.
	(iv_extend): Likewise.
	(shorten_into_mode): Likewise.
	(iv_add): Use scalar_int_mode.
	(iv_mult): Likewise.
	(iv_shift): Likewise.
	(canonicalize_iv_subregs): Likewise.
	(get_biv_step_1): Pass the outer_mode parameter before the rtx
	it describes and change its mode to scalar_int_mode.   Also change
	the type of the returned inner_mode to scalar_int_mode.
	(get_biv_step): Likewise, turning outer_mode from a pointer
	into a direct parameter.  Update call to get_biv_step_1.
	(iv_analyze_biv): Add an outer_mode parameter.  Update calls to
	iv_constant and get_biv_step.
	(iv_analyze_expr): Pass the mode parameter before the rtx it describes
	and change its type to scalar_int_mode.  Don't initialise iv->mode
	to VOIDmode and remove later checks for its still being VOIDmode.
	Update calls to iv_analyze_op and iv_analyze_expr.  Check
	is_a <scalar_int_mode> when changing the mode under consideration.
	(iv_analyze_def): Ignore registers that don't have a scalar_int_mode.
	Update call to iv_analyze_expr.
	(iv_analyze_op): Add a mode parameter.  Reject subregs whose
	inner register is not also a scalar_int_mode.  Update call to
	iv_analyze_biv.
	(iv_analyze): Add a mode parameter.  Update call to iv_analyze_op.
	(biv_p): Add a mode parameter.  Update call to iv_analyze_biv.
	(iv_number_of_iterations): Use is_a <scalar_int_mode> instead of
	separate mode class checks.  Update calls to iv_analyze.  Remove
	fix-up of VOIDmodes after iv_analyze_biv.
	* loop-unroll.c (analyze_iv_to_split_insn): Reject registers that
	don't have a scalar_int_mode.  Update call to biv_p.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* cfgexpand.c (convert_debug_memory_address): Use
	as_a <scalar_int_mode>.
	* combine.c (expand_compound_operation): Likewise.
	(make_extraction): Likewise.
	(change_zero_ext): Likewise.
	(simplify_comparison): Likewise.
	* cse.c (cse_insn): Likewise.
	* dwarf2out.c (minmax_loc_descriptor): Likewise.
	(mem_loc_descriptor): Likewise.
	(loc_descriptor): Likewise.
	* expmed.c (init_expmed_one_mode): Likewise.
	(synth_mult): Likewise.
	(emit_store_flag_1): Likewise.
	(expand_divmod): Likewise.  Use HWI_COMPUTABLE_MODE_P instead
	of a comparison with size.
	* expr.c (expand_assignment): Use as_a <scalar_int_mode>.
	(reduce_to_bit_field_precision): Likewise.
	* function.c (expand_function_end): Likewise.
	* internal-fn.c (expand_arith_overflow_result_store): Likewise.
	* loop-doloop.c (doloop_modify): Likewise.
	* optabs.c (expand_binop): Likewise.
	(expand_unop): Likewise.
	(expand_copysign_absneg): Likewise.
	(prepare_cmp_insn): Likewise.
	(maybe_legitimize_operand): Likewise.
	* recog.c (const_scalar_int_operand): Likewise.
	* rtlanal.c (get_address_mode): Likewise.
	* simplify-rtx.c (simplify_unary_operation_1): Likewise.
	(simplify_cond_clz_ctz): Likewise.
	* tree-nested.c (get_nl_goto_field): Likewise.
	* tree.c (build_vector_type_for_mode): Likewise.
	* var-tracking.c (use_narrower_mode): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* tree.h (SCALAR_INT_TYPE_MODE): New macro.
	* builtins.c (expand_builtin_signbit): Use it.
	* cfgexpand.c (expand_debug_expr): Likewise.
	* dojump.c (do_jump): Likewise.
	(do_compare_and_jump): Likewise.
	* dwarf2cfi.c (expand_builtin_init_dwarf_reg_sizes): Likewise.
	* expmed.c (make_tree): Likewise.
	* expr.c (expand_expr_real_2): Likewise.
	(expand_expr_real_1): Likewise.
	(try_casesi): Likewise.
	* fold-const-call.c (fold_const_call_ss): Likewise.
	* fold-const.c (unextend): Likewise.
	(extract_muldiv_1): Likewise.
	(fold_single_bit_test): Likewise.
	(native_encode_int): Likewise.
	(native_encode_string): Likewise.
	(native_interpret_int): Likewise.
	* gimple-fold.c (gimple_fold_builtin_memset): Likewise.
	* internal-fn.c (expand_addsub_overflow): Likewise.
	(expand_neg_overflow): Likewise.
	(expand_mul_overflow): Likewise.
	(expand_arith_overflow): Likewise.
	* match.pd: Likewise.
	* stor-layout.c (layout_type): Likewise.
	* tree-cfg.c (verify_gimple_assign_ternary): Likewise.
	* tree-ssa-math-opts.c (convert_mult_to_widen): Likewise.
	* tree-ssanames.c (get_range_info): Likewise.
	* tree-switch-conversion.c (array_value_type) Likewise.
	* tree-vect-patterns.c (vect_recog_rotate_pattern): Likewise.
	(vect_recog_divmod_pattern): Likewise.
	(vect_recog_mixed_size_cond_pattern): Likewise.
	* tree-vrp.c (extract_range_basic): Likewise.
	(simplify_float_conversion_using_ranges): Likewise.
	* tree.c (int_fits_type_p): Likewise.
	* ubsan.c (instrument_bool_enum_load): Likewise.
	* varasm.c (mergeable_string_section): Likewise.
	(narrowing_initializer_constant_valid_p): Likewise.
	(output_constant): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* machmode.h (NARROWEST_INT_MODE): New macro.
	* expr.c (alignment_for_piecewise_move): Use it instead of
	GET_CLASS_NARROWEST_MODE (MODE_INT).
	(push_block): Likewise.
	* stor-layout.c (bit_field_mode_iterator::bit_field_mode_iterator):
	Likewise.
	* tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* postreload.c (move2add_valid_value_p): Change the type of the
	mode parameter to scalar_int_mode.
	(move2add_use_add2_insn): Add a mode parameter and use it instead
	of GET_MODE (reg).
	(move2add_use_add3_insn): Likewise.
	(reload_cse_move2add): Update accordingly.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* expr.c (expand_expr_real_2): Use scalar_int_mode for the
	double-word mode.
	* lower-subreg.c (resolve_shift_zext): Use is_a <scalar_int_mode>.
	* optabs.c (expand_unop): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* dwarf2out.c (typed_binop): Change mode parameter to scalar_int_mode.
	(clz_loc_descriptor): Likewise.  Remove SCALAR_INT_MODE_P check.
	(popcount_loc_descriptor): Likewise.
	(bswap_loc_descriptor): Likewise.
	(rotate_loc_descriptor): Likewise.
	(mem_loc_descriptor): Add is_a <scalar_int_mode> checks before
	calling the functions above.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* combine.c (sign_extend_short_imm): Add is_a <scalar_int_mode>
	checks.
	(try_combine): Likewise.
	(simplify_if_then_else): Likewise.
	* cse.c (cse_insn): Likewise.
	* dwarf2out.c (mem_loc_descriptor): Likewise.
	* emit-rtl.c (gen_lowpart_common): Likewise.
	* simplify-rtx.c (simplify_truncation): Likewise.
	(simplify_binary_operation_1): Likewise.
	(simplify_const_relational_operation): Likewise.
	(simplify_ternary_operation): Likewise.
	* tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* cse.c (cse_insn): Add is_a <scalar_int_mode> checks.
	* reload.c (push_reload): Likewise.
	(find_reloads): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* combine.c (find_split_point): Add is_a <scalar_int_mode> checks.
	(make_compound_operation_int): Likewise.
	(change_zero_ext): Likewise.
	* expr.c (convert_move): Likewise.
	(convert_modes): Likewise.
	* fwprop.c (forward_propagate_subreg): Likewise.
	* loop-iv.c (get_biv_step_1): Likewise.
	* optabs.c (widen_operand): Likewise.
	* postreload.c (move2add_valid_value_p): Likewise.
	* recog.c (simplify_while_replacing): Likewise.
	* simplify-rtx.c (simplify_unary_operation_1): Likewise.
	(simplify_binary_operation_1): Likewise.  Remove redundant
	mode equality check.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* combine.c (combine_simplify_rtx): Add checks for
	is_a <scalar_int_mode>.
	(simplify_if_then_else): Likewise.
	(make_field_assignment): Likewise.
	(simplify_comparison): Likewise.
	* ifcvt.c (noce_try_bitop): Likewise.
	* loop-invariant.c (canonicalize_address_mult): Likewise.
	* simplify-rtx.c (simplify_unary_operation_1): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* gimple-fold.c (gimple_fold_builtin_memory_op): Use
	is_a <scalar_int_mode> instead of != BLKmode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>
	instead of != VOIDmode.
	* combine.c (if_then_else_cond): Likewise.
	(change_zero_ext): Likewise.
	* dwarf2out.c (mem_loc_descriptor): Likewise.
	(loc_descriptor): Likewise.
	* rtlanal.c (canonicalize_condition): Likewise.
	* simplify-rtx.c (simplify_relational_operation_1): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* simplify-rtx.c (simplify_binary_operation_1): Use
	is_a <scalar_int_mode> instead of !VECTOR_MODE_P.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* wide-int.h (int_traits<unsigned char>) New class.
	(int_traits<unsigned short>) Likewise.
	* cfgexpand.c (expand_debug_expr): Use is_a <scalar_int_mode>.
	Use GET_MODE_UNIT_PRECISION and remove redundant test for
	SCALAR_INT_MODE_P.
	* combine.c (set_nonzero_bits_and_sign_copies): Use
	is_a <scalar_int_mode>.
	(find_split_point): Likewise.
	(combine_simplify_rtx): Likewise.
	(simplify_logical): Likewise.
	(expand_compound_operation): Likewise.
	(expand_field_assignment): Likewise.
	(make_compound_operation): Likewise.
	(extended_count): Likewise.
	(change_zero_ext): Likewise.
	(simplify_comparison): Likewise.
	* dwarf2out.c (scompare_loc_descriptor): Likewise.
	(ucompare_loc_descriptor): Likewise.
	(minmax_loc_descriptor): Likewise.
	(mem_loc_descriptor): Likewise.
	(loc_descriptor): Likewise.
	* expmed.c (init_expmed_one_mode): Likewise.
	* lra-constraints.c (lra_constraint_offset): Likewise.
	* optabs.c (prepare_libcall_arg): Likewise.
	* postreload.c (move2add_note_store): Likewise.
	* reload.c (operands_match_p): Likewise.
	* rtl.h (load_extend_op): Likewise.
	* rtlhooks.c (gen_lowpart_general): Likewise.
	* simplify-rtx.c (simplify_truncation): Likewise.
	(simplify_unary_operation_1): Likewise.
	(simplify_binary_operation_1): Likewise.
	(simplify_const_binary_operation): Likewise.
	(simplify_const_relational_operation): Likewise.
	(simplify_subreg): Likewise.
	* stor-layout.c (bitwise_mode_for_mode): Likewise.
	* var-tracking.c (adjust_mems): Likewise.
	(prepare_call_arguments): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* machmode.h (is_int_mode): New fuction.
	* combine.c (find_split_point): Use it.
	(combine_simplify_rtx): Likewise.
	(simplify_if_then_else): Likewise.
	(simplify_set): Likewise.
	(simplify_shift_const_1): Likewise.
	(simplify_comparison): Likewise.
	* config/aarch64/aarch64.c (aarch64_rtx_costs): Likewise.
	* cse.c (notreg_cost): Likewise.
	(cse_insn): Likewise.
	* cselib.c (cselib_lookup_1): Likewise.
	* dojump.c (do_jump_1): Likewise.
	(do_compare_rtx_and_jump): Likewise.
	* dse.c (get_call_args): Likewise.
	* dwarf2out.c (rtl_for_decl_init): Likewise.
	(native_encode_initializer): Likewise.
	* expmed.c (emit_store_flag_1): Likewise.
	(emit_store_flag): Likewise.
	* expr.c (convert_modes): Likewise.
	(store_field): Likewise.
	(expand_expr_real_1): Likewise.
	* fold-const.c (fold_read_from_constant_string): Likewise.
	* gimple-ssa-sprintf.c (get_format_string): Likewise.
	* optabs-libfuncs.c (gen_int_libfunc): Likewise.
	* optabs.c (expand_binop): Likewise.
	(expand_unop): Likewise.
	(expand_abs_nojump): Likewise.
	(expand_one_cmpl_abs_nojump): Likewise.
	* simplify-rtx.c (mode_signbit_p): Likewise.
	(val_signbit_p): Likewise.
	(val_signbit_known_set_p): Likewise.
	(val_signbit_known_clear_p): Likewise.
	(simplify_relational_operation_1): Likewise.
	* tree.c (vector_type_mode): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* machmode.h (smallest_mode_for_size): Fix formatting.
	(smallest_int_mode_for_size): New function.
	* cfgexpand.c (expand_debug_expr): Use smallest_int_mode_for_size
	instead of smallest_mode_for_size.
	* combine.c (make_extraction): Likewise.
	* config/arc/arc.c (arc_expand_movmem): Likewise.
	* config/arm/arm.c (arm_expand_divmod_libfunc): Likewise.
	* config/i386/i386.c (ix86_get_mask_mode): Likewise.
	* config/s390/s390.c (s390_expand_insv): Likewise.
	* config/sparc/sparc.c (assign_int_registers): Likewise.
	* config/spu/spu.c (spu_function_value): Likewise.
	(spu_function_arg): Likewise.
	* coverage.c (get_gcov_type): Likewise.
	(get_gcov_unsigned_t): Likewise.
	* dse.c (find_shift_sequence): Likewise.
	* expmed.c (store_bit_field_1): Likewise.
	* expr.c (convert_move): Likewise.
	(store_field): Likewise.
	* internal-fn.c (expand_arith_overflow): Likewise.
	* optabs-query.c (get_best_extraction_insn): Likewise.
	* optabs.c (expand_twoval_binop_libfunc): Likewise.
	* stor-layout.c (layout_type): Likewise.
	(initialize_sizetypes): Likewise.
	* targhooks.c (default_get_mask_mode): Likewise.
	* tree-ssa-loop-manip.c (canonicalize_loop_ivs): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
            Alan Hayward  <alan.hayward@arm.com>
            David Sherwood  <david.sherwood@arm.com>

	* machmode.h (opt_mode::else_blk): New function.
	(int_mode_for_mode): Declare.
	* stor-layout.c (int_mode_for_mode): Return an opt_scalar_int_mode.
	* builtins.c (expand_builtin_signbit): Adjust for new int_mode_for_mode
	return type.
	* cfgexpand.c (expand_debug_expr): Likewise.
	* combine.c (gen_lowpart_or_truncate): Likewise.
	(gen_lowpart_for_combine): Likewise.
	* config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Likewise.
	* config/avr/avr.c (avr_to_int_mode): Likewise.
	(avr_out_plus_1): Likewise.
	(avr_out_plus): Likewise.
	(avr_out_round): Likewise.
	* config/i386/i386.c (ix86_split_to_parts): Likewise.
	* config/s390/s390.c (s390_expand_vec_compare_cc): Likewise.
	(s390_expand_vcond): Likewise.
	* config/spu/spu.c (spu_split_immediate): Likewise.
	(spu_expand_mov): Likewise.
	* dse.c (get_stored_val): Likewise.
	* expmed.c (store_bit_field_1): Likewise.
	(convert_extracted_bit_field): Use int_mode_for_mode instead of
	int_mode_for_size.
	(extract_bit_field_1): Adjust for new int_mode_for_mode return type.
	(extract_low_bits): Likewise.
	* expr.c (emit_group_load_1): Likewise.  Separate out the BLKmode
	handling rather than repeating the check.
	(emit_group_store): Likewise.
	(emit_move_via_integer): Adjust for new int_mode_for_mode return type.
	* optabs.c (expand_absneg_bit): Likewise.
	(expand_copysign_absneg): Likewise.
	(expand_copysign_bit): Likewise.
	* tree-if-conv.c (ifcvt_can_use_mask_load_store): Likewise.
	* tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
	* tree-vect-stmts.c (vect_gen_perm_mask_any): Likewise.
	* var-tracking.c (prepare_call_arguments):  Likewise.
	* config/powerpcspe/powerpcspe.c (rs6000_do_expand_vec_perm): Use
	int_mode_for_mode instead of mode_for_size.
	* config/rs6000/rs6000.c (rs6000_do_expand_vec_perm): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* machmode.h (int_mode_for_size): New function.
	* builtins.c (set_builtin_user_assembler_name): Use int_mode_for_size
	instead of mode_for_size.
	* calls.c (save_fixed_argument_area): Likewise.  Make use of BLKmode
	explicit.
	* combine.c (expand_field_assignment): Use int_mode_for_size
	instead of mode_for_size.
	(make_extraction): Likewise.
	(simplify_shift_const_1): Likewise.
	(simplify_comparison): Likewise.
	* dojump.c (do_jump): Likewise.
	* dwarf2out.c (mem_loc_descriptor): Likewise.
	* emit-rtl.c (init_derived_machine_modes): Likewise.
	* expmed.c (flip_storage_order): Likewise.
	(convert_extracted_bit_field): Likewise.
	* expr.c (copy_blkmode_from_reg): Likewise.
	* graphite-isl-ast-to-gimple.c (max_mode_int_precision): Likewise.
	* internal-fn.c (expand_mul_overflow): Likewise.
	* lower-subreg.c (simple_move): Likewise.
	* optabs-libfuncs.c (init_optabs): Likewise.
	* simplify-rtx.c (simplify_unary_operation_1): Likewise.
	* tree.c (vector_type_mode): Likewise.
	* tree-ssa-strlen.c (handle_builtin_memcmp): Likewise.
	* tree-vect-data-refs.c (vect_lanes_optab_supported_p): Likewise.
	* tree-vect-generic.c (expand_vector_parallel): Likewise.
	* tree-vect-stmts.c (vectorizable_load): Likewise.
	(vectorizable_store): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* coretypes.h (pod_mode): New type.
	(scalar_int_mode_pod): New typedef.
	* machmode.h (pod_mode): New class.
	(int_n_data_t::m): Change type to scalar_int_mode_pod.
	* genmodes.c (emit_mode_int_n): Update accordingly.
	* lower-subreg.h (target_lower_subreg): Change type to
	scalar_int_mode_pod.
	* gdbhooks.py (build_pretty_printer): Handle pod_mode and
	scalar_int_mode_pod.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* config/powerpcspe/powerpcspe.h (rs6000_pmode): Change type from
	machine_mode to scalar_int_mode.
	* config/powerpcspe/powerpcspe.c (rs6000_pmode): Likewise.
	(rs6000_option_override_internal): Remove cast to int.
	* config/rs6000/rs6000.h (rs6000_pmode): Change type from
	machine_mode to scalar_int_mode.
	* config/rs6000/rs6000.c (rs6000_pmode): Likewise.
	(rs6000_option_override_internal): Remove cast to int.
	* config/s390/s390.h (Pmode): Remove cast to machine_mode.
	* config/epiphany/epiphany.h (RTX_OK_FOR_OFFSET_P): Add cast
	to machine_mode.
	* config/s390/s390.c (s390_expand_builtin): Likewise.
	* coretypes.h (scalar_int_mode): New type.
	(opt_scalar_int_mode): New typedef.
	* machmode.h (scalar_int_mode): New class.
	(scalar_int_mode::includes_p): New function.
	(byte_mode): Change type to scalar_int_mode.
	(word_mode): Likewise.
	(ptr_mode): Likewise.
	* emit-rtl.c (byte_mode): Likewise.
	(word_mode): Likewise.
	(ptr_mode): Likewise.
	(init_derived_machine_modes): Update accordingly.
	* genmodes.c (get_mode_class): Return scalar_int_mode for MODE_INT
	and MODE_PARTIAL_INT.
	* gdbhooks.py (build_pretty_printer): Handle scalar_int_mode and
	opt_scalar_int_mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* target.def (libgcc_floating_mode_supported_p): Take a
	scalar_float_mode.
	* doc/tm.texi: Regenerate.
	* targhooks.h (default_libgcc_floating_mode_supported_p): Take a
	scalar_float_mode.
	* targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.
	* config/aarch64/aarch64.c (aarch64_libgcc_floating_mode_supported_p):
	Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* target.def (default_floatn_mode): Return an opt_scalar_float_mode.
	* doc/tm.texi: Regenerate.
	* config/arm/arm.c (arm_floatn_mode): Return an opt_scalar_float_mode.
	* config/powerpcspe/powerpcspe.c (rs6000_floatn_mode): Likewise.
	* config/rs6000/rs6000.c (rs6000_floatn_mode): Likewise.
	* targhooks.h (default_floatn_mode): Likewise.
	* targhooks.c (default_floatn_mode): Likewise.
	* tree.c (build_common_tree_nodes): Update accordingly.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* machmode.h (mode_iterator::start): Provide overload for opt_modes.
	(mode_iterator::iterate_p): Likewise.
	(mode_iterator::get_wider): Likewise.
	* expr.c (init_expr_target): Use opt_scalar_float_mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* coretypes.h (opt_scalar_float_mode): New typedef.
	* machmode.h (float_mode_for_size): New function.
	* emit-rtl.c (double_mode): Delete.
	(init_emit_once): Use float_mode_for_size.
	* stor-layout.c (layout_type): Likewise.
	* gdbhooks.py (build_pretty_printer): Handle opt_scalar_float_mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* output.h (assemble_real): Take a scalar_float_mode.
	* config/arm/arm.c (arm_assemble_integer): Update accordingly.
	* config/arm/arm.md (consttable_4): Likewise.
	(consttable_8): Likewise.
	(consttable_16): Likewise.
	* config/mips/mips.md (consttable_float): Likewise.
	* config/s390/s390.c (s390_output_pool_entry): Likewise.
	* varasm.c (assemble_real): Take a scalar_float_mode.
	(output_constant_pool_2): Update accordingly.
	(output_constant): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* tree.h (SCALAR_FLOAT_TYPE_MODE): New macro.
	* builtins.c (expand_builtin_signbit): Use it instead of TYPE_MODE.
	* fold-const.c (fold_convert_const_real_from_fixed): Likewise.
	(native_encode_real): Likewise.
	(native_interpret_real): Likewise.
	* hsa-brig.c (emit_immediate_scalar_to_buffer): Likewise.
	* tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* optabs-libfuncs.c (gen_trunc_conv_libfunc): Use is_a
	<scalar_float_mode>.  Simplify.
	(gen_extend_conv_libfunc): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* coretypes.h (scalar_float_mode): New type.
	* machmode.h (mode_traits::from_int): Use machine_mode if
	USE_ENUM_MODES is defined.
	(is_a): New function.
	(as_a): Likewise.
	(dyn_cast): Likewise.
	(scalar_float_mode): New class.
	(scalar_float_mode::includes_p): New function.
	(is_float_mode): Likewise.
	* gdbhooks.py (MachineModePrinter): New class.
	(build_pretty_printer): Use it for scalar_float_mode.
	* real.h (FLOAT_MODE_FORMAT): Use as_a <scalar_float_mode>.
	(format_helper::format_helper): Turn into a template.
	* genmodes.c (get_mode_class): New function.
	(emit_insn_modes_h): Give modes the class returned by get_mode_class,
	or machine_mode if none.
	* config/aarch64/aarch64.c (aarch64_simd_valid_immediate): Use
	as_a <scalar_float_mode>.
	* dwarf2out.c (mem_loc_descriptor): Likewise.
	(insert_float): Likewise.
	(add_const_value_attribute): Likewise.
	* simplify-rtx.c (simplify_immed_subreg): Likewise.
	* optabs.c (expand_absneg_bit): Take a scalar_float_mode.
	(expand_unop): Update accordingly.
	(expand_abs_nojump): Likewise.
	(expand_copysign_absneg): Take a scalar_float_mode.
	(expand_copysign_bit): Likewise.
	(expand_copysign): Update accordingly.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* coretypes.h (opt_mode): New class.
	* machmode.h (opt_mode): Likewise.
	(opt_mode::else_void): New function.
	(opt_mode::require): Likewise.
	(opt_mode::exists): Likewise.
	(GET_MODE_WIDER_MODE): Turn into a function and return an opt_mode.
	(GET_MODE_2XWIDER_MODE): Likewise.
	(mode_iterator::get_wider): Update accordingly.
	(mode_iterator::get_2xwider): Likewise.
	(mode_iterator::get_known_wider): Likewise, turning into a template.
	* combine.c (make_extraction): Update use of GET_MODE_WIDER_MODE,
	forcing a wider mode to exist.
	* config/cr16/cr16.h (LONG_REG_P): Likewise.
	* rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
	* config/c6x/c6x.c (c6x_rtx_costs): Update use of
	GET_MODE_2XWIDER_MODE, forcing a wider mode to exist.
	* lower-subreg.c (init_lower_subreg): Likewise.
	* optabs-libfuncs.c (init_sync_libfuncs_1): Likewise, but not
	on the final iteration.
	* config/i386/i386.c (ix86_expand_set_or_movmem): Check whether
	a wider mode exists before asking for a move pattern.
	(get_mode_wider_vector): Update use of GET_MODE_WIDER_MODE,
	forcing a wider mode to exist.
	(expand_vselect_vconcat): Update use of GET_MODE_2XWIDER_MODE,
	returning false if no such mode exists.
	* config/ia64/ia64.c (expand_vselect_vconcat): Likewise.
	* config/mips/mips.c (mips_expand_vselect_vconcat): Likewise.
	* expmed.c (init_expmed_one_mode): Update use of GET_MODE_WIDER_MODE.
	Avoid checking for a MODE_INT if we already know the mode is not a
	SCALAR_INT_MODE_P.
	(extract_high_half): Update use of GET_MODE_WIDER_MODE,
	forcing a wider mode to exist.
	(expmed_mult_highpart_optab): Likewise.
	(expmed_mult_highpart): Likewise.
	* expr.c (expand_expr_real_2): Update use of GET_MODE_WIDER_MODE,
	using else_void.
	* lto-streamer-in.c (lto_input_mode_table): Likewise.
	* optabs-query.c (find_widening_optab_handler_and_mode): Likewise.
	* stor-layout.c (bit_field_mode_iterator::next_mode): Likewise.
	* internal-fn.c (expand_mul_overflow): Update use of
	GET_MODE_2XWIDER_MODE.
	* omp-low.c (omp_clause_aligned_alignment): Likewise.
	* tree-ssa-math-opts.c (convert_mult_to_widen): Update use of
	GET_MODE_WIDER_MODE.
	(convert_plusminus_to_widen): Likewise.
	* tree-switch-conversion.c (array_value_type): Likewise.
	* var-tracking.c (emit_note_insn_var_location): Likewise.
	* tree-vrp.c (simplify_float_conversion_using_ranges): Likewise.
	Return false inside rather than outside the loop if no wider mode
	exists
	* optabs.c (expand_binop): Update use of GET_MODE_WIDER_MODE
	and GET_MODE_2XWIDER_MODE
	(can_compare_p): Use else_void.
	* gdbhooks.py (OptMachineModePrinter): New class.
	(build_pretty_printer): Use it for opt_mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* tree-switch-conversion.c (array_value_type): Only read TYPE_MODE
	once.  Use get_narrowest_mode instead of GET_CLASS_NARROWEST_MODE.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
            Alan Hayward  <alan.hayward@arm.com>
            David Sherwood  <david.sherwood@arm.com>

	* machmode.h (mode_traits): New structure.
	(get_narrowest_mode): New function.
	(mode_iterator::start): Likewise.
	(mode_iterator::iterate_p): Likewise.
	(mode_iterator::get_wider): Likewise.
	(mode_iterator::get_known_wider): Likewise.
	(mode_iterator::get_2xwider): Likewise.
	(FOR_EACH_MODE_IN_CLASS): New mode iterator.
	(FOR_EACH_MODE): Likewise.
	(FOR_EACH_MODE_FROM): Likewise.
	(FOR_EACH_MODE_UNTIL): Likewise.
	(FOR_EACH_WIDER_MODE): Likewise.
	(FOR_EACH_2XWIDER_MODE): Likewise.
	* builtins.c (expand_builtin_strlen): Use new mode iterators.
	* combine.c (simplify_comparison): Likewise
	* config/i386/i386.c (type_natural_mode): Likewise.
	* cse.c (cse_insn): Likewise.
	* dse.c (find_shift_sequence): Likewise.
	* emit-rtl.c (init_derived_machine_modes): Likewise.
	(init_emit_once): Likewise.
	* explow.c (hard_function_value): Likewise.
	* expmed.c (extract_fixed_bit_field_1): Likewise.
	(extract_bit_field_1): Likewise.
	(expand_divmod): Likewise.
	(emit_store_flag_1): Likewise.
	* expr.c (init_expr_target): Likewise.
	(convert_move): Likewise.
	(alignment_for_piecewise_move): Likewise.
	(widest_int_mode_for_size): Likewise.
	(emit_block_move_via_movmem): Likewise.
	(copy_blkmode_to_reg): Likewise.
	(set_storage_via_setmem): Likewise.
	(compress_float_constant): Likewise.
	* omp-low.c (omp_clause_aligned_alignment): Likewise.
	* optabs-query.c (get_best_extraction_insn): Likewise.
	* optabs.c (expand_binop): Likewise.
	(expand_twoval_unop): Likewise.
	(expand_twoval_binop): Likewise.
	(widen_leading): Likewise.
	(widen_bswap): Likewise.
	(expand_parity): Likewise.
	(expand_unop): Likewise.
	(prepare_cmp_insn): Likewise.
	(prepare_float_lib_cmp): Likewise.
	(expand_float): Likewise.
	(expand_fix): Likewise.
	(expand_sfix_optab): Likewise.
	* postreload.c (move2add_use_add2_insn): Likewise.
	* reg-stack.c (reg_to_stack): Likewise.
	* reginfo.c (choose_hard_reg_mode): Likewise.
	* rtlanal.c (init_num_sign_bit_copies_in_rep): Likewise.
	* stor-layout.c (mode_for_size): Likewise.
	(smallest_mode_for_size): Likewise.
	(mode_for_vector): Likewise.
	(finish_bitfield_representative): Likewise.
	* tree-ssa-math-opts.c (target_supports_divmod_p): Likewise.
	* tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
	* tree-vect-stmts.c (vectorizable_conversion): Likewise.
	* var-tracking.c (prepare_call_arguments): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* genconditions.c (write_header): Add a "#define USE_ENUM_MODES".
	* genmodes.c (emit_insn_modes_h): Define FOOmode to E_FOOmode if
	USE_ENUM_MODES is defined and to ((void) 0, E_FOOmode) otherwise.
	* machmode.h (mode_size): Move earlier in file.
	(mode_precision): Likewise.
	(mode_inner): Likewise.
	(mode_nunits): Likewise.
	(mode_unit_size): Likewise.
	(unit_unit_precision): Likewise.
	(mode_wider): Likewise.
	(mode_2xwider): Likewise.
	(machine_mode): New class.
	(mode_to_bytes): New function.
	(mode_to_bits): Likewise.
	(mode_to_precision): Likewise.
	(mode_to_inner): Likewise.
	(mode_to_unit_size): Likewise.
	(mode_to_unit_precision): Likewise.
	(mode_to_nunits): Likewise.
	(GET_MODE_SIZE): Use mode_to_bytes.
	(GET_MODE_BITSIZE): Use mode_to_bits.
	(GET_MODE_PRECISION): Use mode_to_precision.
	(GET_MODE_INNER): Use mode_to_inner.
	(GET_MODE_UNIT_SIZE): Use mode_to_unit_size.
	(GET_MODE_UNIT_PRECISION): Use mode_to_unit_precision.
	(GET_MODE_NUNITS): Use mode_to_nunits.
	* system.h (ALWAYS_INLINE): New macro.
	* config/powerpcspe/powerpcspe-c.c
	(altivec_resolve_overloaded_builtin): Use machine_mode instead of
	int for arg1_mode and arg2_mode.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
	Prefix mode names with E_ in case statements.
	* config/aarch64/aarch64-elf.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
	* config/aarch64/aarch64.c (aarch64_split_simd_combine): Likewise.
	(aarch64_split_simd_move): Likewise.
	(aarch64_gen_storewb_pair): Likewise.
	(aarch64_gen_loadwb_pair): Likewise.
	(aarch64_gen_store_pair): Likewise.
	(aarch64_gen_load_pair): Likewise.
	(aarch64_get_condition_code_1): Likewise.
	(aarch64_constant_pool_reload_icode): Likewise.
	(get_rsqrte_type): Likewise.
	(get_rsqrts_type): Likewise.
	(get_recpe_type): Likewise.
	(get_recps_type): Likewise.
	(aarch64_gimplify_va_arg_expr): Likewise.
	(aarch64_simd_container_mode): Likewise.
	(aarch64_emit_load_exclusive): Likewise.
	(aarch64_emit_store_exclusive): Likewise.
	(aarch64_expand_compare_and_swap): Likewise.
	(aarch64_gen_atomic_cas): Likewise.
	(aarch64_emit_bic): Likewise.
	(aarch64_emit_atomic_swap): Likewise.
	(aarch64_emit_atomic_load_op): Likewise.
	(aarch64_evpc_trn): Likewise.
	(aarch64_evpc_uzp): Likewise.
	(aarch64_evpc_zip): Likewise.
	(aarch64_evpc_ext): Likewise.
	(aarch64_evpc_rev): Likewise.
	(aarch64_evpc_dup): Likewise.
	(aarch64_gen_ccmp_first): Likewise.
	(aarch64_gen_ccmp_next): Likewise.
	* config/alpha/alpha.c (alpha_scalar_mode_supported_p): Likewise.
	(alpha_emit_xfloating_libcall): Likewise.
	(emit_insxl): Likewise.
	(alpha_arg_type): Likewise.
	* config/arc/arc.c (arc_vector_mode_supported_p): Likewise.
	(arc_preferred_simd_mode): Likewise.
	(arc_secondary_reload): Likewise.
	(get_arc_condition_code): Likewise.
	(arc_print_operand): Likewise.
	(arc_legitimate_constant_p): Likewise.
	* config/arc/arc.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
	* config/arc/arc.md (casesi_load): Likewise.
	(casesi_compact_jump): Likewise.
	* config/arc/predicates.md (proper_comparison_operator): Likewise.
	(cc_use_register): Likewise.
	* config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
	* config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
	(arm_init_iwmmxt_builtins): Likewise.
	* config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
	(neon_expand_vector_init): Likewise.
	(arm_attr_length_move_neon): Likewise.
	(maybe_get_arm_condition_code): Likewise.
	(arm_emit_vector_const): Likewise.
	(arm_preferred_simd_mode): Likewise.
	(arm_output_iwmmxt_tinsr): Likewise.
	(thumb1_output_casesi): Likewise.
	(thumb2_output_casesi): Likewise.
	(arm_emit_load_exclusive): Likewise.
	(arm_emit_store_exclusive): Likewise.
	(arm_expand_compare_and_swap): Likewise.
	(arm_evpc_neon_vuzp): Likewise.
	(arm_evpc_neon_vzip): Likewise.
	(arm_evpc_neon_vrev): Likewise.
	(arm_evpc_neon_vtrn): Likewise.
	(arm_evpc_neon_vext): Likewise.
	(arm_validize_comparison): Likewise.
	* config/arm/neon.md (neon_vc<cmp_op><mode>): Likewise.
	* config/avr/avr-c.c (avr_resolve_overloaded_builtin): Likewise.
	* config/avr/avr.c (avr_rtx_costs_1): Likewise.
	* config/c6x/c6x.c (c6x_vector_mode_supported_p): Likewise.
	(c6x_preferred_simd_mode): Likewise.
	* config/epiphany/epiphany.c (get_epiphany_condition_code): Likewise.
	(epiphany_rtx_costs): Likewise.
	* config/epiphany/predicates.md (proper_comparison_operator):
	Likewise.
	* config/frv/frv.c (condexec_memory_operand): Likewise.
	(frv_emit_move): Likewise.
	(output_move_single): Likewise.
	(output_condmove_single): Likewise.
	(frv_hard_regno_mode_ok): Likewise.
	(frv_matching_accg_mode): Likewise.
	* config/h8300/h8300.c (split_adds_subs): Likewise.
	(h8300_rtx_costs): Likewise.
	(h8300_print_operand): Likewise.
	(compute_mov_length): Likewise.
	(output_logical_op): Likewise.
	(compute_logical_op_length): Likewise.
	(compute_logical_op_cc): Likewise.
	(h8300_shift_needs_scratch_p): Likewise.
	(output_a_shift): Likewise.
	(compute_a_shift_length): Likewise.
	(compute_a_shift_cc): Likewise.
	(expand_a_rotate): Likewise.
	(output_a_rotate): Likewise.
	* config/i386/i386.c (classify_argument): Likewise.
	(function_arg_advance_32): Likewise.
	(function_arg_32): Likewise.
	(function_arg_64): Likewise.
	(function_value_64): Likewise.
	(ix86_gimplify_va_arg): Likewise.
	(ix86_legitimate_constant_p): Likewise.
	(put_condition_code): Likewise.
	(split_double_mode): Likewise.
	(ix86_avx256_split_vector_move_misalign): Likewise.
	(ix86_expand_vector_logical_operator): Likewise.
	(ix86_split_idivmod): Likewise.
	(ix86_expand_adjust_ufix_to_sfix_si): Likewise.
	(ix86_build_const_vector): Likewise.
	(ix86_build_signbit_mask): Likewise.
	(ix86_match_ccmode): Likewise.
	(ix86_cc_modes_compatible): Likewise.
	(ix86_expand_branch): Likewise.
	(ix86_expand_sse_cmp): Likewise.
	(ix86_expand_sse_movcc): Likewise.
	(ix86_expand_int_sse_cmp): Likewise.
	(ix86_expand_vec_perm_vpermi2): Likewise.
	(ix86_expand_vec_perm): Likewise.
	(ix86_expand_sse_unpack): Likewise.
	(ix86_expand_int_addcc): Likewise.
	(ix86_split_to_parts): Likewise.
	(ix86_vectorize_builtin_gather): Likewise.
	(ix86_vectorize_builtin_scatter): Likewise.
	(avx_vpermilp_parallel): Likewise.
	(inline_memory_move_cost): Likewise.
	(ix86_tieable_integer_mode_p): Likewise.
	(x86_maybe_negate_const_int): Likewise.
	(ix86_expand_vector_init_duplicate): Likewise.
	(ix86_expand_vector_init_one_nonzero): Likewise.
	(ix86_expand_vector_init_one_var): Likewise.
	(ix86_expand_vector_init_concat): Likewise.
	(ix86_expand_vector_init_interleave): Likewise.
	(ix86_expand_vector_init_general): Likewise.
	(ix86_expand_vector_set): Likewise.
	(ix86_expand_vector_extract): Likewise.
	(emit_reduc_half): Likewise.
	(ix86_emit_i387_round): Likewise.
	(ix86_mangle_type): Likewise.
	(ix86_expand_round_sse4): Likewise.
	(expand_vec_perm_blend): Likewise.
	(canonicalize_vector_int_perm): Likewise.
	(ix86_expand_vec_one_operand_perm_avx512): Likewise.
	(expand_vec_perm_1): Likewise.
	(expand_vec_perm_interleave3): Likewise.
	(expand_vec_perm_even_odd_pack): Likewise.
	(expand_vec_perm_even_odd_1): Likewise.
	(expand_vec_perm_broadcast_1): Likewise.
	(ix86_vectorize_vec_perm_const_ok): Likewise.
	(ix86_expand_vecop_qihi): Likewise.
	(ix86_expand_mul_widen_hilo): Likewise.
	(ix86_expand_sse2_abs): Likewise.
	(ix86_expand_pextr): Likewise.
	(ix86_expand_pinsr): Likewise.
	(ix86_preferred_simd_mode): Likewise.
	(ix86_simd_clone_compute_vecsize_and_simdlen): Likewise.
	* config/i386/sse.md (*andnot<mode>3): Likewise.
	(<mask_codefor><code><mode>3<mask_name>): Likewise.
	(*<code><mode>3): Likewise.
	* config/ia64/ia64.c (ia64_expand_vecint_compare): Likewise.
	(ia64_expand_atomic_op): Likewise.
	(ia64_arg_type): Likewise.
	(ia64_mode_to_int): Likewise.
	(ia64_scalar_mode_supported_p): Likewise.
	(ia64_vector_mode_supported_p): Likewise.
	(expand_vec_perm_broadcast): Likewise.
	* config/iq2000/iq2000.c (iq2000_move_1word): Likewise.
	(iq2000_function_arg_advance): Likewise.
	(iq2000_function_arg): Likewise.
	* config/m32c/m32c.c (m32c_preferred_reload_class): Likewise.
	* config/m68k/m68k.c (output_dbcc_and_branch): Likewise.
	(m68k_libcall_value): Likewise.
	(m68k_function_value): Likewise.
	(sched_attr_op_type): Likewise.
	* config/mcore/mcore.c (mcore_output_move): Likewise.
	* config/microblaze/microblaze.c (microblaze_function_arg_advance):
	Likewise.
	(microblaze_function_arg): Likewise.
	* config/mips/mips.c (mips16_build_call_stub): Likewise.
	(mips_print_operand): Likewise.
	(mips_mode_ok_for_mov_fmt_p): Likewise.
	(mips_vector_mode_supported_p): Likewise.
	(mips_preferred_simd_mode): Likewise.
	(mips_expand_vpc_loongson_even_odd): Likewise.
	(mips_expand_vec_unpack): Likewise.
	(mips_expand_vi_broadcast): Likewise.
	(mips_expand_vector_init): Likewise.
	(mips_expand_vec_reduc): Likewise.
	(mips_expand_msa_cmp): Likewise.
	* config/mips/mips.md (casesi_internal_mips16_<mode>): Likewise.
	* config/mn10300/mn10300.c (mn10300_print_operand): Likewise.
	(cc_flags_for_mode): Likewise.
	* config/msp430/msp430.c (msp430_print_operand): Likewise.
	* config/nds32/nds32-md-auxiliary.c (nds32_mem_format): Likewise.
	(nds32_output_casesi_pc_relative): Likewise.
	* config/nds32/nds32.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
	* config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Likewise.
	(nvptx_gen_unpack): Likewise.
	(nvptx_gen_pack): Likewise.
	(nvptx_gen_shuffle): Likewise.
	(nvptx_gen_wcast): Likewise.
	(nvptx_preferred_simd_mode): Likewise.
	* config/pa/pa.c (pa_secondary_reload): Likewise.
	* config/pa/predicates.md (base14_operand): Likewise.
	* config/powerpcspe/powerpcspe-c.c
	(altivec_resolve_overloaded_builtin): Likewise.
	* config/powerpcspe/powerpcspe.c (rs6000_setup_reg_addr_masks):
	Likewise.
	(rs6000_preferred_simd_mode): Likewise.
	(output_vec_const_move): Likewise.
	(rs6000_expand_vector_extract): Likewise.
	(rs6000_split_vec_extract_var): Likewise.
	(reg_offset_addressing_ok_p): Likewise.
	(rs6000_legitimate_offset_address_p): Likewise.
	(rs6000_legitimize_address): Likewise.
	(rs6000_emit_set_const): Likewise.
	(rs6000_const_vec): Likewise.
	(rs6000_emit_move): Likewise.
	(spe_build_register_parallel): Likewise.
	(rs6000_darwin64_record_arg_recurse): Likewise.
	(swap_selector_for_mode): Likewise.
	(spe_init_builtins): Likewise.
	(paired_init_builtins): Likewise.
	(altivec_init_builtins): Likewise.
	(do_load_for_compare): Likewise.
	(rs6000_generate_compare): Likewise.
	(rs6000_expand_float128_convert): Likewise.
	(emit_load_locked): Likewise.
	(emit_store_conditional): Likewise.
	(rs6000_output_function_epilogue): Likewise.
	(rs6000_handle_altivec_attribute): Likewise.
	(rs6000_function_value): Likewise.
	(emit_fusion_gpr_load): Likewise.
	(emit_fusion_p9_load): Likewise.
	(emit_fusion_p9_store): Likewise.
	* config/powerpcspe/predicates.md (easy_fp_constant): Likewise.
	(fusion_gpr_mem_load): Likewise.
	(fusion_addis_mem_combo_load): Likewise.
	(fusion_addis_mem_combo_store): Likewise.
	* config/rs6000/predicates.md (easy_fp_constant): Likewise.
	(fusion_gpr_mem_load): Likewise.
	(fusion_addis_mem_combo_load): Likewise.
	(fusion_addis_mem_combo_store): Likewise.
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
	Likewise.
	* config/rs6000/rs6000-string.c (do_load_for_compare): Likewise.
	* config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
	(rs6000_preferred_simd_mode): Likewise.
	(output_vec_const_move): Likewise.
	(rs6000_expand_vector_extract): Likewise.
	(rs6000_split_vec_extract_var): Likewise.
	(reg_offset_addressing_ok_p): Likewise.
	(rs6000_legitimate_offset_address_p): Likewise.
	(rs6000_legitimize_address): Likewise.
	(rs6000_emit_set_const): Likewise.
	(rs6000_const_vec): Likewise.
	(rs6000_emit_move): Likewise.
	(rs6000_darwin64_record_arg_recurse): Likewise.
	(swap_selector_for_mode): Likewise.
	(paired_init_builtins): Likewise.
	(altivec_init_builtins): Likewise.
	(rs6000_expand_float128_convert): Likewise.
	(emit_load_locked): Likewise.
	(emit_store_conditional): Likewise.
	(rs6000_output_function_epilogue): Likewise.
	(rs6000_handle_altivec_attribute): Likewise.
	(rs6000_function_value): Likewise.
	(emit_fusion_gpr_load): Likewise.
	(emit_fusion_p9_load): Likewise.
	(emit_fusion_p9_store): Likewise.
	* config/rx/rx.c (rx_gen_move_template): Likewise.
	(flags_from_mode): Likewise.
	* config/s390/predicates.md (s390_alc_comparison): Likewise.
	(s390_slb_comparison): Likewise.
	* config/s390/s390.c (s390_handle_vectorbool_attribute): Likewise.
	(s390_vector_mode_supported_p): Likewise.
	(s390_cc_modes_compatible): Likewise.
	(s390_match_ccmode_set): Likewise.
	(s390_canonicalize_comparison): Likewise.
	(s390_emit_compare_and_swap): Likewise.
	(s390_branch_condition_mask): Likewise.
	(s390_rtx_costs): Likewise.
	(s390_secondary_reload): Likewise.
	(__SECONDARY_RELOAD_CASE): Likewise.
	(s390_expand_cs): Likewise.
	(s390_preferred_simd_mode): Likewise.
	* config/s390/vx-builtins.md (vec_packsu_u<mode>): Likewise.
	* config/sh/sh.c (sh_print_operand): Likewise.
	(dump_table): Likewise.
	(sh_secondary_reload): Likewise.
	* config/sh/sh.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
	* config/sh/sh.md (casesi_worker_1): Likewise.
	(casesi_worker_2): Likewise.
	* config/sparc/predicates.md (icc_comparison_operator): Likewise.
	(fcc_comparison_operator): Likewise.
	* config/sparc/sparc.c (sparc_expand_move): Likewise.
	(emit_soft_tfmode_cvt): Likewise.
	(sparc_preferred_simd_mode): Likewise.
	(output_cbranch): Likewise.
	(sparc_print_operand): Likewise.
	(sparc_expand_vec_perm_bmask): Likewise.
	(vector_init_bshuffle): Likewise.
	* config/spu/spu.c (spu_scalar_mode_supported_p): Likewise.
	(spu_vector_mode_supported_p): Likewise.
	(spu_expand_insv): Likewise.
	(spu_emit_branch_or_set): Likewise.
	(spu_handle_vector_attribute): Likewise.
	(spu_builtin_splats): Likewise.
	(spu_builtin_extract): Likewise.
	(spu_builtin_promote): Likewise.
	(spu_expand_sign_extend): Likewise.
	* config/tilegx/tilegx.c (tilegx_scalar_mode_supported_p): Likewise.
	(tilegx_simd_int): Likewise.
	* config/tilepro/tilepro.c (tilepro_scalar_mode_supported_p): Likewise.
	(tilepro_simd_int): Likewise.
	* config/v850/v850.c (const_double_split): Likewise.
	(v850_print_operand): Likewise.
	(ep_memory_offset): Likewise.
	* config/vax/vax.c (vax_rtx_costs): Likewise.
	(vax_output_int_move): Likewise.
	(vax_output_int_add): Likewise.
	(vax_output_int_subtract): Likewise.
	* config/visium/predicates.md (visium_branch_operator): Likewise.
	* config/visium/visium.c (rtx_ok_for_offset_p): Likewise.
	(visium_print_operand_address): Likewise.
	* config/visium/visium.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
	* config/xtensa/xtensa.c (xtensa_mem_offset): Likewise.
	(xtensa_expand_conditional_branch): Likewise.
	(xtensa_copy_incoming_a7): Likewise.
	(xtensa_output_literal): Likewise.
	* dfp.c (decimal_real_maxval): Likewise.
	* targhooks.c (default_libgcc_floating_mode_supported_p): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* genmodes.c (mode_size_inline): Add an E_ prefix to mode names.
	(mode_nunits_inline): Likewise.
	(mode_inner_inline): Likewise.
	(mode_unit_size_inline): Likewise.
	(mode_unit_precision_inline): Likewise.
	(emit_insn_modes_h): Likewise.  Also emit a #define of the
	unprefixed name.
	(emit_mode_wider): Add an E_ prefix to mode names.
	(emit_mode_complex): Likewise.
	(emit_mode_inner): Likewise.
	(emit_mode_adjustments): Likewise.
	(emit_mode_int_n): Likewise.
	* config/aarch64/aarch64-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP)
	(v2si_UP, v2sf_UP, v1df_UP, di_UP, df_UP, v16qi_UP, v8hi_UP, v8hf_UP)
	(v4si_UP, v4sf_UP, v2di_UP, v2df_UP, ti_UP, oi_UP, ci_UP, xi_UP)
	(si_UP, sf_UP, hi_UP, hf_UP, qi_UP): Likewise.
	(CRC32_BUILTIN, ENTRY): Likewise.
	* config/aarch64/aarch64.c (aarch64_push_regs): Likewise.
	(aarch64_pop_regs): Likewise.
	(aarch64_process_components): Likewise.
	* config/alpha/alpha.c (alpha_emit_conditional_move): Likewise.
	* config/arm/arm-builtins.c (v8qi_UP, v4hi_UP, v4hf_UP, v2si_UP)
	(v2sf_UP, di_UP, v16qi_UP, v8hi_UP, v8hf_UP, v4si_UP, v4sf_UP)
	(v2di_UP, ti_UP, ei_UP, oi_UP, hf_UP, si_UP, void_UP): Likewise.
	* config/arm/arm.c (arm_init_libfuncs): Likewise.
	* config/i386/i386-builtin-types.awk (ix86_builtin_type_vect_mode):
	Likewise.
	* config/i386/i386-builtin.def (pcmpestr): Likewise.
	(pcmpistr): Likewise.
	* config/microblaze/microblaze.c (double_memory_operand): Likewise.
	* config/mmix/mmix.c (mmix_output_condition): Likewise.
	* config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
	Likewise.
	* config/rl78/rl78.c (mduc_regs): Likewise.
	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
	(htm_expand_builtin): Likewise.
	* config/sh/sh.h (REGISTER_NATURAL_MODE): Likewise.
	* config/sparc/sparc.c (emit_save_or_restore_regs): Likewise.
	* config/xtensa/xtensa.c (print_operand): Likewise.
	* expmed.h (NUM_MODE_PARTIAL_INT): Likewise.
	(NUM_MODE_VECTOR_INT): Likewise.
	* genoutput.c (null_operand): Likewise.
	(output_operand_data): Likewise.
	* genrecog.c (print_parameter_value): Likewise.
	* lra.c (debug_operand_data): Likewise.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>

	* dwarf2out.c (scompare_loc_descriptor_wide)
	(scompare_loc_descriptor_narrow): New functions, split out from...
	(scompare_loc_descriptor): ...here.
	* expmed.c (emit_store_flag_int): New function, split out from...
	(emit_store_flag): ...here.

2017-08-30  Richard Biener  <rguenther@suse.de>

	* dwarf2out.c (dwarf2out_finish): Remove setting AT_pubnames.
	(dwarf2out_early_finish): Move setting of AT_pubnames from
	early debug output to early finish.

2017-08-30  Jozef Lawrynowicz  <jozef.l@somniumtech.com>

	* gcc/config/msp430/msp430.h: Pass -mcode/data-region to the linker
	and -mdata-region to the assembler.

2017-08-30  Richard Biener  <rguenther@suse.de>

	* dwarf2out.c (add_dwarf_attr): Check we don't add duplicate
	attributes.
	(gen_subprogram_die): Add DW_AT_object_pointer only early.
	(dwarf2out_early_global_decl): Only generate a DIE for the
	abstract origin if it doesn't already exist or is a declaration DIE.
	(resolve_addr): Do not add the linkage name twice when
	generating a stub DIE for the DW_TAG_GNU_call_site target.

2017-08-30  Richard Sandiford  <richard.sandiford@linaro.org>

	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
	Use machine_mode rather than int for arg1_mode.

2017-08-29  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/82015
	* config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Insure
	that the second argument of the built-in functions to unpack
	128-bit scalar types to 64-bit values is 0 or 1.  Change to use a
	switch statement instead a lot of if statements.
	* config/rs6000/rs6000.md (unpack<mode>, FMOVE128_VSX iterator):
	Allow 64-bit values to be in Altivec registers as well as
	traditional floating point registers.
	(pack<mode>, FMOVE128_VSX iterator): Likewise.

2017-08-29  Alexander Monakov  <amonakov@ispras.ru>

	* ira-costs.c (record_address_regs): Handle both operands of PLUS for
	MAX_REGS_PER_ADDRESS == 1.

2017-08-29  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.opt (flag_fentry): Do not init to -1.
	* config/i386/i386.c (ix86_option_override_internal): Simplify
	setting of opts->x_flag_entry.

2017-08-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
	    Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81503
	* gimple-ssa-strength-reduction.c (replace_mult_candidate): Ensure
	folded constant fits in the target type; reorder tests for clarity.

2017-08-29  Martin Liska  <mliska@suse.cz>

	* passes.def: Include pass_lower_switch.
	* stmt.c (dump_case_nodes): Remove and move to
	tree-switch-conversion.
	(case_values_threshold): Likewise.
	(expand_switch_as_decision_tree_p): Likewise.
	(emit_case_decision_tree): Likewise.
	(expand_case): Likewise.
	(balance_case_nodes): Likewise.
	(node_has_low_bound): Likewise.
	(node_has_high_bound): Likewise.
	(node_is_bounded): Likewise.
	(emit_case_nodes): Likewise.
	(struct simple_case_node): New struct.
	(add_case_node): Remove.
	(emit_case_dispatch_table): Use vector instead of case_list.
	(reset_out_edges_aux): Remove.
	(compute_cases_per_edge): Likewise.
	(expand_case): Build list of simple_case_node.
	(expand_sjlj_dispatch_table): Use it.
	* tree-switch-conversion.c (struct case_node): Moved from
	stmt.c and adjusted.
	(emit_case_nodes): Likewise.
	(node_has_low_bound): Likewise.
	(node_has_high_bound): Likewise.
	(node_is_bounded): Likewise.
	(case_values_threshold): Likewise.
	(reset_out_edges_aux): Likewise.
	(compute_cases_per_edge): Likewise.
	(add_case_node): Likewise.
	(dump_case_nodes): Likewise.
	(balance_case_nodes): Likewise.
	(expand_switch_as_decision_tree_p): Likewise.
	(emit_jump): Likewise.
	(emit_case_decision_tree): Likewise.
	(try_switch_expansion): Likewise.
	(do_jump_if_equal): Likewise.
	(emit_cmp_and_jump_insns): Likewise.
	(fix_phi_operands_for_edge): New function.
	(record_phi_operand_mapping): Likewise.
	(class pass_lower_switch): New pass.
	(pass_lower_switch::execute): New function.
	(make_pass_lower_switch): Likewise.
	(conditional_probability):
	* timevar.def: Add TV_TREE_SWITCH_LOWERING.
	* tree-pass.h: Add make_pass_lower_switch.

2017-08-29  Jozef Lawrynowicz  <jozef.l@somniumtech.com>

	PR target/80993
	* gcc/config/msp430/msp430.c (msp430_attr): Mark interrupt
	handlers as used.

2017-08-29  Richard Biener  <rguenther@suse.de>

	* dwarf2out.c (add_dwarf_attr): When checking is enabled verify
	we do not add a DW_AT_inline attribute twice.
	(gen_subprogram_die): Remove code setting DW_AT_inline on
	DECL_ABSTRACT_P nodes.

2017-08-29  Richard Sandiford  <richard.sandiford@linaro.org>

	* gimplify.c (gimplify_call_expr): Copy the nothrow flag to
	calls to internal functions.
	(gimplify_modify_expr): Likewise.
	* tree-call-cdce.c (use_internal_fn): Likewise.
	* tree-ssa-math-opts.c (pass_cse_reciprocals::execute): Likewise.
	(convert_to_divmod): Set the nothrow flag.
	* tree-if-conv.c (predicate_mem_writes):  Likewise.
	* tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
	(vectorizable_call): Likewise.
	(vectorizable_store): Likewise.
	(vectorizable_load): Likewise.
	* tree-vect-patterns.c (vect_recog_pow_pattern): Likewise.
	(vect_recog_mask_conversion_pattern): Likewise.

2017-08-29  Martin Liska  <mliska@suse.cz>

	PR other/39851
	* gcc.c (driver_handle_option): Add new argument.
	* opts-common.c (handle_option): Pass
	target_option_override_hook.
	* opts-global.c (lang_handle_option): Add new option.
	(set_default_handlers):  Add new argument.
	(decode_options): Likewise.
	* opts.c (target_handle_option): Likewise.
	(common_handle_option): Call target_option_override_hook.
	* opts.h (struct cl_option_handler_func): Add hook for
	target option override.
	(struct cl_option_handlers): Likewise.
	(set_default_handlers): Add new argument.
	(decode_options): Likewise.
	(common_handle_option): Likewise.
	(target_handle_option): Likewise.
	* toplev.c (toplev::main): Pass targetm.target_option.override
	hook.

2017-08-29  Richard Biener  <rguenther@suse.de>
	Dominik Infuehr <dominik.infuehr@theobroma-systems.com>

	* tree-vect-slp.c (vect_bb_slp_scalar_cost): Properly confine
	life to the active subtree.

2017-08-28  Jeff Law  <law@redhat.com>

	* tree-ssa-dom.c (edge_info::record_simple_equiv): Call
	derive_equivalences.
	(derive_equivalences_from_bit_ior, record_temporary_equivalences):
	Code moved into....
	(edge_info::derive_equivalences): New private member function

	* tree-ssa-dom.c (class edge_info): Changed from a struct
	to a class.  Add ctor/dtor, methods and data members.
	(edge_info::edge_info): Renamed from allocate_edge_info.
	Initialize additional members.
	(edge_info::~edge_info): New.
	(free_dom_edge_info): Delete the edge info.
	(record_edge_info): Use new class & associated member functions.
	Tighten forms for testing for edge equivalences.
	(record_temporary_equivalences): Iterate over the simple
	equivalences rather than assuming there's only one per edge.
	(cprop_into_successor_phis): Iterate over the simple
	equivalences rather than assuming there's only one per edge.
	(optimize_stmt): Use operand_equal_p rather than pointer
	equality for mini-DSE code.

2017-08-28  Nathan Sidwell  <nathan@acm.org>

	* gcc.c (execute): Fold SIGPIPE handling into switch
	statement.  Adjust internal error message.

2017-08-28  Richard Biener  <rguenther@suse.de>

	PR debug/81993
	* dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
	Do nothing for removed DIEs.

2017-08-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81977
	* tree-ssa-sccvn.c (vn_reference_lookup_3): Fix look through
	memcpy.

2017-08-28  Alexander Monakov  <amonakov@ispras.ru>

	PR target/80640
	* doc/md.texi (mem_thread_fence): Remove mention of mode.  Rewrite.
	* optabs.c (expand_mem_thread_fence): Emit a compiler barrier when
	using targetm.gen_mem_thread_fence.

2017-08-27  Uros Bizjak  <ubizjak@gmail.com>

	PR target/81995
	* config/i386/i386.md (*<btsc><mode>): Change operand 2
	predicate to register_operand.  Reorder operands.
	(*btr<mode>): Ditto.
	(*<btsc><mode>_mask): Change operand 3 predicate to register_operand.
	(*btr<mode>_mask): Ditto.

2017-08-25  Steven Munroe  <munroesj@gcc.gnu.org>

	* config.gcc (powerpc*-*-*): Add xmmintrin.h and mm_malloc.h.
	* config/rs6000/xmmintrin.h: New file.
	* config/rs6000/x86intrin.h [__ALTIVEC__]: Include xmmintrin.h.

2017-08-25  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/81504
	* config/rs6000/rs6000-p8swap.c (find_alignment_op): Add reference
	parameter and_insn and return it.
	(recombine_lvx_pattern): Insert a copy to ensure availability of
	the base register of the copied masking operation at the point of
	the instruction replacement.
	(recombine_stvx_pattern): Likewise.

2017-08-25  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000.opt (-mpower9-dform-scalar): Delete
	undocumented switches.
	(-mpower9-dform-vector): Likewise.
	(-mpower9-dform): Likewise.
	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Update
	comments to delete references to -mpower9-dform* switches.
	* config/rs6000/predicates.md (vsx_quad_dform_memory_operand):
	Delete reference to -mpower9-dform* switches, test for
	-mpower9-vector instead.
	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Likewise.
	(OTHER_P9_VECTOR_MASKS): Likewise.
	(POWERPC_MASKS): Likewise.
	* config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Change
	tests against -mpower9-dform* to -mpower9-vector.  Delete code
	that checked for -mpower9-dform* consistancy with other options.
	Add test for -mpower9-misc to enable other power9 switches.
	(rs6000_init_hard_regno_mode_ok): Likewise.
	(rs6000_option_override_internal): Likewise.
	(rs6000_emit_prologue): Likewise.
	(rs6000_emit_epilogue): Likewise.
	(rs6000_opt_masks): Delete -mpower9-dform-{scalar,vector}.
	(rs6000_disable_incompatiable_switches): Delete -mpower9-dform.
	(emit_fusion_p9_load): Change tests for -mpower9-dform-scalar
	-mpower9-vector.
	(emit_fusion_p9_store): Likewise.
	* config/rs6000/rs6000.h (TARGET_P9_DFORM_SCALAR): Delete
	resetting these macros if the assembler does not support ISA 3.0
	instructions.
	(TARGET_P9_DFORM_VECTOR): Likewise.
	* config/rs6000/rs6000.md (peepholes to optimize altivec memory):
	Change to use -mpower9-vector instead of -mpower9-dform-scalar.

2017-08-25  Alan Modra  <amodra@gmail.com>

	PR rtl-optimization/81747
	* cse.c (cse_extended_basic_block): Don't attempt to record
	equivalences for degenerate conditional branches that branch
	to their fall-through.

2017-08-24  Martin Sebor  <msebor@redhat.com>

	PR middle-end/81908
	* gimple-fold.c (size_must_be_zero_p): New function.
	(gimple_fold_builtin_memory_op): Call it.

2017-08-24  Steven Munroe  <munroesj@gcc.gnu.org>

	* config/rs6000/mm_malloc.h: New file.

2017-08-24  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/81913
	* tree-ssa-loop-niter.c (number_of_iterations_cond): Skip niter
	analysis when either IVs in condition can wrap.

2017-08-24  Uros Bizjak  <ubizjak@gmail.com>

	* dwarf2out.c (MAX_ARTIFICIAL_LABEL_BYTES): Increase to 40.
	* dwarf2cfi.c (MAX_ARTIFICIAL_LABEL_BYTES): Remove.

2017-08-24  Richard Biener  <rguenther@suse.de>

	PR target/81921
	* targhooks.c (default_target_can_inline_p): Properly
	use target_option_default_node when no DECL_FUNCTION_SPECIFIC_TARGET
	is present and always compare.
	* config/i386/i386.c (ix86_valid_target_attribute_tree): Do not
	infer -mfpmath=sse from TARGET_SSE_P.
	(ix86_can_inline_p): Properly use target_option_default_node when
	no DECL_FUNCTION_SPECIFIC_TARGET is present and always compare.

2017-08-24  Richard Biener  <rguenther@suse.de>

	PR debug/81936
	* dwarf2out.c (output_die): Handle flag_generate_offload like
	flag_generate_lto.
	(output_comp_unit): Likewise.
	(gen_array_type_die): Likewise.
	(dwarf2out_early_finish): Likewise.
	(note_variable_value_in_expr): Likewise.
	(dwarf2out_finish): Likewise.  Adjust assert.
	* cgraphunit.c (symbol_table::compile): Move setting of
	flag_generate_offload earlier ...
	(symbol_table::finalize_compilation_unit): ... here, before
	early debug finalization.

2017-08-24  Richard Biener  <rguenther@suse.de>

	* config/i386/i386.c: Include symbol-summary.h, ipa-prop.h
	and ipa-fnsummary.h.
	(ix86_can_inline_p): When ix86_fpmath flags do not match
	check whether the callee uses FP math at all.

2017-08-24  Aldy Hernandez  <aldyh@redhat.com>

	PR middle-end/81931
	* tree-ssanames.c (get_nonzero_bits): Use element_precision
	instead of TYPE_PRECISION.

2017-08-24  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* combine.c (make_extraction): Use subreg_offset_from_lsb.

2017-08-23  Daniel Santos  <daniel.santos@pobox.com>

	* config/i386/i386.h (ix86_frame::stack_realign_allocate_offset):
	Remove field.
	(ix86_frame::stack_realign_allocate): New field.
	(struct machine_frame_state): Modify comments.
	(machine_frame_state::sp_realigned_fp_end): New field.
	* config/i386/i386.c (ix86_compute_frame_layout): Rework stack frame
	layout calculation.
	(sp_valid_at): Add assertion to assure no attempt to access invalid
	offset of a realigned stack.
	(fp_valid_at): Likewise.
	(choose_baseaddr): Modify comments.
	(ix86_emit_outlined_ms2sysv_save): Adjust to changes in
	ix86_expand_prologue.
	(ix86_expand_prologue): Modify stack realignment and allocation.
	(ix86_expand_epilogue): Modify comments.
	* doc/sourcebuild.texi: Add documentation for target selectors avx2,
	avx2_runtime, avx512f, and avx512f_runtime.

2017-08-23  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.opt: Remove unneeded Init(0) initializations.
	(mstackrealign): Do not init to -1.
	* config/i386/i386.c (ix86_option_override_internal):
	Check opts_set, not opts when setting default value of
	opts->x_ix86_force_align_arg_pointer.

2017-08-23  Richard Biener  <rguenther@suse.de>

	* function.c (fndecl_name): Use verbosity 1 (no arguments) for
	lang_hooks.decl_printable_name.
	* print-rtl-function.c (print_rtx_function): Likewise.
	* tree-pretty-print.c (dump_function_header): Likewise.

2017-08-23  Richard Biener  <rguenther@suse.de>

	PR lto/81940
	* dwarf2out.c (dwarf2out_abstract_function): Handle LTO with
	-g0 at compile-time.

2017-08-23  Tamar Christina  <tamar.christina@arm.com>

	PR middle-end/19706
	* doc/sourcebuild.texi (Other hardware attributes):
	Document xorsign.

2017-08-23  Tamar Christina  <tamar.christina@arm.com>

	PR middle-end/19706
	* tree-ssa-math-opts.c (convert_expand_mult_copysign):
	Fix single-use check.

2017-08-23  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* gcc.c (execute): Only test for SIGKILL and SIGQUIT if available.

2017-08-22  Daniel Santos  <daniel.santos@pobox.com>

	* doc/install.texi: Modify to add more details on running selected
	tests.

2017-08-22  Daniel Santos  <daniel.santos@pobox.com>

	* config/i386/i386.c (ix86_option_override_internal): Error when -mx32
	is combined with -mabi=ms.
	(ix86_function_type_abi): Limit errors for mixing -mx32 with attribute
	ms_abi.

2017-08-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/81488
	* gimple-ssa-strength-reduction (struct slsr_cand_d): Add visited
	and cached_basis fields.
	(MAX_SPREAD): New constant.
	(alloc_cand_and_find_basis): Initialize new fields.
	(clear_visited): New function.
	(create_phi_basis_1): Rename from create_phi_basis, set visited
	and cached_basis fields.
	(create_phi_basis): New wrapper function.
	(phi_add_costs_1): Rename from phi_add_costs, add spread
	parameter, set visited field, short-circuit when limits reached.
	(phi_add_costs): New wrapper function.
	(record_phi_increments_1): Rename from record_phi_increments, set
	visited field.
	(record_phi_increments): New wrapper function.
	(phi_incr_cost_1): Rename from phi_incr_cost, set visited field.
	(phi_incr_cost): New wrapper function.
	(all_phi_incrs_profitable_1): Rename from
	all_phi_incrs_profitable, set visited field.
	(all_phi_incrs_profitable): New wrapper function.

2017-08-22  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* rtl.h (paradoxical_subreg_p): Define inline, and add a version
	that takes the outer and inner modes.
	* doc/rtl.texi: Use paradoxical_subreg_p instead of a GET_MODE_SIZE
	comparison as the canonical test for a paradoxical subreg.
	* combine.c (simplify_set): Use paradoxical_subreg_p.
	(make_extraction): Likewise.
	(force_to_mode): Likewise.
	(rtx_equal_for_field_assignment_p): Likewise.
	(gen_lowpart_for_combine): Likewise.
	(simplify_comparison): Likewise.
	* cse.c (equiv_constant): Likewise.
	* expmed.c (store_bit_field_1): Likewise.
	* final.c (alter_subreg): Likewise.
	* fwprop.c (propagate_rtx): Likewise.
	(forward_propagate_subreg): Likewise.
	* ira-conflicts.c (ira_build_conflicts): Likewise.
	* lower-subreg.c (simplify_gen_subreg_concatn): Likewise.
	* lra-constraints.c (curr_insn_transform): Likewise.
	(split_reg): Likewise.
	* lra-eliminations.c (move_plus_up): Likewise.
	(lra_eliminate_regs_1): Likewise.
	* recog.c (general_operand): Likewise.
	* ree.c (combine_reaching_defs): Likewise.
	* reload.c (push_reload): Likewise.
	(find_reloads): Likewise.
	* reload1.c (elimination_effects): Likewise.
	(compute_reload_subreg_offset): Likewise.
	(choose_reload_regs): Likewise.
	* rtlanal.c (subreg_lsb_1): Likewise.
	* simplify-rtx.c (simplify_unary_operation_1): Likewise.
	(simplify_subreg): Likewise.
	* var-tracking.c (track_loc_p): Likewise.
	* emit-rtl.c (byte_lowpart_offset): Likewise.
	(paradoxical_subreg_p): Delete out-of-line definition.

2017-08-22  Jeff Law  <law@redhat.com>

	PR tree-optimization/81741
	PR tree-optimization/71947
	* tree-ssa-dom.c: Include tree-inline.h.
	(record_temporary_equivalences): Only record SSA_NAME = SSA_NAME
	equivalences if one is more expensive to compute than the other.
	* tree-ssa-scopedtables.h (class const_or_copies): Make
	record_const_or_copy_raw method private.
	(class avail_exprs_stack): New method simplify_binary_operation.
	* tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr): Call
	avail_exprs_stack::simplify_binary_operation as needed.
	(avail_exprs_stack::simplify_binary_operation): New function.

2017-08-22  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config.gcc (powerpc-*-rtems*): Add rs6000/linux64.opt.
	* config/rs6000/rtems.h (ASM_PREFERRED_EH_DATA_FORMAT): New define.
	(DOT_SYMBOLS): Likewise.
	(MINIMAL_TOC_SECTION_ASM_OP): Likewise.
	(RELOCATABLE_NEEDS_FIXUP): Likewise.
	(RS6000_ABI_NAME): Likewise.
	(TARGET_CMODEL): Likewise.
	(TOC_SECTION_ASM_OP): Likewise.
	(SET_CMODEL): New macro.
	(SUBSUBTARGET_OVERRIDE_OPTIONS): Evaluate cmodel options.

2017-08-22  Richard Biener  <rguenther@suse.de>

	* tree-inline.c (remap_type_1): Change asserts on TYPE_SIZE[_UNIT]
	to allow for free-lang-data replacements similar to verify_type_variant.

2017-08-22  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* config/aarch64/aarch64.md (casesi): Use DImode rather than
	VOIDmode for the LABEL_REF.

2017-08-22  Richard Biener  <rguenther@suse.de>

	* tree-cfg.c (gimple_split_edge): Avoid reallocating target PHI nodes.

2017-08-22  Richard Biener  <rguenther@suse.de>

	* common.opt (feliminate-dwarf2-dups): Ignore.
	* doc/invoke.texi (feliminate-dwarf2-dups): Remove documentation.
	* dwarf2out.c (push_new_compile_unit, pop_compile_unit,
	same_die_p_wrap, compute_section_prefix,
	is_symbol_die, assign_symbol_names, break_out_includes): Remove.
	(comdat_symbol_id, comdat_symbol_number): Likewise.
	(cu_hash_table_entry, cu_hash_table_entry_hasher, cu_hash_type):
	Likewise.
	(check_duplicate_cu, record_comdat_symbol_number): Likewise.
	(output_die): Mark unreachable path unreachable.
	(dwarf2out_start_source_file): Do not create DW_TAG_GNU_BINCL.
	(dwarf2out_end_source_file): Do not create DW_TAG_GNU_EINCL.
	(dwarf2out_init): Remove code handling flag_eliminate_dwarf2_dups.
	(dwarf2out_early_finish): Likewise.

2017-08-22  Aldy Hernandez  <aldyh@redhat.com>

	* wide-int.h (hwi_with_prec::hwi_with_prec): Sign extend.

2017-08-22  Georg-Johann Lay  <avr@gjlay.de>

	PR target/81910
	* config/avr/avr.c (avr_handle_addr_attribute): Early return if
	not VAR_P. Filter attribute warnings with OPT_Wattributes.
	(avr_attribute_table) <io, io_low, address>: Initialize
	.decl_required with true.

2017-08-21  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-cpus.def (-mvsx-scalar-float): Delete
	undocumented debugging options.
	(-mvsx-scalar-double): Likewise.
	(-mallow-df-permute): Likewise.
	(-mvectorize-builtins): Likewise.
	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
	(rs6000_builtin_vectorized_function): Likewise.
	(rs6000_builtin_md_vectorized_function): Likewise.
	(rs6000_opt_vars): Likewise.

2017-08-21  Uros Bizjak  <ubizjak@gmail.com>

	PR target/46091
	* config/i386/i386.md (*btsq_imm): Rename from *btsq.
	(*btrq_imm): Rename from *btrq.
	(*btcq_imm): Rename from *btcq.
	(btsc): New code attribute.
	(*<btsc><mode>): New insn pattern.
	(*btr<mode>): Ditto.
	(*<btsc><mode>_mask): New insn_and_split pattern.
	(*btr<mode>_mask): Ditto.

2017-08-21  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* function.c (pad_below): Simplify padding calculation.

2017-08-21  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* target.def (function_prologue): Remove frame size argument.
	(function_epilogue): Likewise.
	* doc/tm.texi: Regenerate.
	* final.c (final_start_function): Update call to function_prologue.
	(final_end_function): Update call to function_epilogue.
	(default_function_pro_epilogue): Remove frame size argument.
	* output.h (default_function_pro_epilogue): Likewise.
	* config/arm/arm.c (arm_output_function_epilogue): Likewise.
	(arm_output_function_prologue): Likewise.
	* config/frv/frv.c (frv_function_prologue): Likewise.
	(frv_function_epilogue): Likewise.
	* config/i386/i386.c (ix86_output_function_epilogue): Likewise.
	* config/ia64/ia64.c (ia64_output_function_prologue): Likewise.
	(ia64_output_function_epilogue): Likewise.
	* config/m32r/m32r.c (m32r_output_function_prologue): Likewise.
	(m32r_output_function_epilogue): Likewise.
	* config/microblaze/microblaze.c (microblaze_function_prologue)
	(microblaze_function_epilogue): Likewise.
	* config/mips/mips.c (mips_output_function_prologue): Likewise.
	(mips_output_function_epilogue): Likewise.
	* config/mmix/mmix.c (mmix_target_asm_function_prologue): Likewise.
	(mmix_target_asm_function_epilogue): Likewise.
	* config/msp430/msp430.c (msp430_start_function): Likewise.
	* config/nds32/nds32.c (nds32_asm_function_prologue): Likewise.
	(nds32_asm_function_epilogue): Likewise.
	* config/nios2/nios2.c (nios2_asm_function_prologue): Likewise.
	* config/pa/pa.c (pa_output_function_prologue): Likewise.
	(pa_output_function_epilogue): Likewise.
	* config/powerpcspe/powerpcspe.c (rs6000_output_function_prologue)
	(rs6000_output_function_epilogue): Likewise.
	* config/rl78/rl78.c (rl78_start_function): Likewise.
	* config/rs6000/rs6000.c (rs6000_output_function_prologue): Likewise.
	(rs6000_output_function_epilogue): Likewise.
	* config/rx/rx.c (rx_output_function_prologue): Likewise.
	* config/sh/sh.c (sh_output_function_epilogue): Likewise.
	* config/sparc/sparc.c (sparc_asm_function_prologue): Likewise.
	(sparc_asm_function_epilogue): Likewise.

2017-08-21  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree.h (type_has_mode_precision_p): New function.
	* convert.c (convert_to_integer_1): Use it.
	* expr.c (expand_expr_real_2): Likewise.
	(expand_expr_real_1): Likewise.
	* fold-const.c (fold_single_bit_test_into_sign_test): Likewise.
	* match.pd: Likewise.
	* tree-ssa-forwprop.c (simplify_rotate): Likewise.
	* tree-ssa-math-opts.c (convert_mult_to_fma): Likewise.
	* tree-tailcall.c (process_assignment): Likewise.
	* tree-vect-loop.c (vectorizable_reduction): Likewise.
	* tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern)
	(vect_recog_mult_pattern, vect_recog_divmod_pattern): Likewise.
	* tree-vect-stmts.c (vectorizable_conversion): Likewise.
	(vectorizable_assignment): Likewise.
	(vectorizable_shift): Likewise.
	(vectorizable_operation): Likewise.
	* tree-vrp.c (register_edge_assert_for_2): Likewise.

2017-08-21  Wilco Dijkstra  <wdijkstr@arm.com>

	* match.pd: Add pow (C, x) simplification.

2017-08-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81900
	* tree-ssa-pre.c (compute_antic_aux): Properly compute changed
	for blocks with abnormal predecessors.
	(compute_antic): Do not set visited flag prematurely.

2017-08-21  Georg-Johann Lay  <avr@gjlay.de>

	PR target/79883
	* config/avr/avr.c (avr_set_current_function): Typo in diagnostic.

2017-08-21  Richard Sandiford  <richard.sandiford@linaro.org>

	* stor-layout.h (vector_type_mode): Move to...
	* tree.h (vector_type_mode): ...here.
	* stor-layout.c (vector_type_mode): Move to...
	* tree.c (vector_type_mode): ...here.  Include rtl.h and regs.h.

2017-08-21  Richard Biener  <rguenther@suse.de>

	* debug.h (struct gcc_debug_hooks): Add die_ref_for_decl and
	register_external_die hooks.
	(debug_false_tree_charstarstar_uhwistar): Declare.
	(debug_nothing_tree_charstar_uhwi): Likewise.
	* debug.c (do_nothing_debug_hooks): Adjust.
	(debug_false_tree_charstarstar_uhwistar): New do nothing.
	(debug_nothing_tree_charstar_uhwi): Likewise.
	* dbxout.c (dbx_debug_hooks): Adjust.
	(xcoff_debug_hooks): Likewise.
	* sdbout.c (sdb_debug_hooks): Likewise.
	* vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
	* dwarf2out.c (macinfo_label_base): New global.
	(dwarf2out_register_external_die): New function for the
	register_external_die hook.
	(dwarf2out_die_ref_for_decl): Likewise for die_ref_for_decl.
	(dwarf2_debug_hooks): Use them.
	(dwarf2_lineno_debug_hooks): Adjust.
	(struct die_struct): Add with_offset flag.
	(DEBUG_LTO_DWO_INFO_SECTION, DEBUG_LTO_INFO_SECTION,
	DEBUG_LTO_DWO_ABBREV_SECTION, DEBUG_LTO_ABBREV_SECTION,
	DEBUG_LTO_DWO_MACINFO_SECTION, DEBUG_LTO_MACINFO_SECTION,
	DEBUG_LTO_DWO_MACRO_SECTION, DEBUG_LTO_MACRO_SECTION,
	DEBUG_LTO_LINE_SECTION, DEBUG_LTO_DWO_STR_OFFSETS_SECTION,
	DEBUG_LTO_STR_DWO_SECTION, DEBUG_STR_LTO_SECTION): New macros
	defining section names for the early LTO debug variants.
	(reset_indirect_string): New helper.
	(add_AT_external_die_ref): Helper for dwarf2out_register_external_die.
	(print_dw_val): Add support for offsetted symbol references.
	(get_ultimate_context): Split out from is_cxx.
	(is_cxx): Use get_ultimate_context.
	(is_fortran): Add decl overload.
	(compute_comp_unit_symbol): Split out worker from
	compute_section_prefix.
	(compute_section_prefix): Call compute_comp_unit_symbol and
	set comdat_type_p here.
	(output_die): Skip DIE symbol output for the LTO added one.
	Handle DIE symbol references with offset.
	(output_comp_unit): Guard section name mangling properly.
	For LTO debug sections emit a symbol at the section beginning
	which we use to refer to its DIEs.
	(add_abstract_origin_attribute): For DIEs registered via
	dwarf2out_register_external_die directly refer to the early
	DIE rather than indirectly through the shadow one we created.
	Remove obsolete call to dwarf2out_abstract_function for
	non-function/block origins.
	(gen_array_type_die): When generating early LTO debug do
	not emit DW_AT_string_length.
	(gen_formal_parameter_die): Do not re-create DIEs for PARM_DECLs
	late when in LTO.  As suggested place a gcc_unreachable for
	the DECL_ABSTRACT_P case.
	(gen_subprogram_die): Avoid another specification DIE
	for early built declarations/definitions for the late LTO case.
	(gen_variable_die): Add type references for late duplicated VLA dies
	when in late LTO.
	(gen_inlined_subroutine_die): Do not call dwarf2out_abstract_function,
	we have the abstract instance already.
	(process_scope_var): Adjust decl DIE contexts in LTO which
	first puts them in limbo.
	(gen_decl_die): Do not generate type DIEs late apart from
	types for VLAs or for decls we do not yet have a DIE.  Do not
	call dwarf2out_abstract_function late.
	(dwarf2out_early_global_decl): Make sure to create DIEs
	for abstract instances of a decl first.
	(dwarf2out_late_global_decl): Adjust comment.
	(output_macinfo_op): With multiple macro sections use
	macinfo_label_base to distinguish labels.
	(output_macinfo): Likewise.  Update macinfo_label_base.
	Pass in the line info label.
	(note_variable_value_in_expr): When generating LTO resolve
	all variable values here by generating DIEs as needed.
	(init_sections_and_labels): Add early LTO debug flag parameter
	and generate different sections and names if set.  Add generation
	counter for the labels so we can have multiple of them.
	(reset_dies): Helper to allow DIEs to be output multiple times.
	(dwarf2out_finish): When outputting DIEs to the fat part of an
	LTO object first reset DIEs.
	(dwarf2out_early_finish): Output early DIEs when generating LTO.
	(modified_type_die): Check for decl_ultimate_origin being self
	before recursing.
	(gen_type_die_with_usage): Likewise.
	(gen_typedef_die): Allow decl_ultimate_origin being self.
	(set_decl_abstract_flags): Remove.
	(set_block_abstract_flags): Likewise.
	(dwarf2out_abstract_function): Treat the early generated DIEs
	as the abstract copy and only add DW_AT_inline and
	DW_AT_artificial here and call set_decl_origin_self.
	If the DIE has an abstract origin don't do anything.
	* tree.c (free_lang_data): Build a dummy TRANSLATION_UNIT_DECL
	if we have none yet (Go fails to build one, PR78628).
	(variably_modified_type_p): Prevent endless recursion for Ada
	cyclic pointer types.
	* lto-streamer-in.c: Include debug.h.
	(dref_queue): New global.
	(lto_read_tree_1): Stream in DIE references.
	(lto_input_tree): Register DIE references.
	(input_function): Stream DECL_DEBUG_ARGS.
	* lto-streamer-out.c: Include debug.h.
	(lto_write_tree_1): Output DIE references.
	(DFS::DFS_write_tree_body): Follow DECL_ABSTRACT_ORIGIN.
	Force a TRANSLATION_UNIT_DECL DECL_CONTEXT for file-scope decls.
	(output_function): Stream DECL_DEBUG_ARGS.
	* tree-streamer-in.c (lto_input_ts_decl_common_tree_pointers):
	Stream DECL_ABSTRACT_ORIGIN.
	* tree-streamer-out.c (write_ts_decl_common_tree_pointers): Likewise.
	(write_ts_decl_minimal_tree_pointers): Force a TRANSLATION_UNIT_DECL
	DECL_CONTEXT for file-scope decls.
	* lto-streamer.h (struct dref_entry): Declare.
	(dref_queue): Likewise.
	* cfgexpand.c (pass_expand::execute): Do not call the
	outlining_inline_function hook here.
	* lto-wrapper.c (debug_obj): New global.
	(tool_cleanup): Unlink it if required.
	(debug_objcopy): New function.
	(run_gcc): Handle early debug sections in the IL files by
	extracting them to separate files, partially linkin them and
	feeding the result back as result to the linker.
	* config/darwin.h (DEBUG_LTO_INFO_SECTION, DEBUG_LTO_ABBREV_SECTION,
	DEBUG_LTO_MACINFO_SECTION, DEBUG_LTO_LINE_SECTION,
	DEBUG_STR_LTO_SECTION, DEBUG_LTO_MACRO_SECTION): Put early debug
	sections into a separate segment.
	* config/darwin.c (darwin_asm_named_section): Handle __GNU_DWARF_LTO
	segments.
	(darwin_asm_dwarf_section): Likewise.
	(darwin_asm_output_dwarf_offset): Likewise.
	* config/i386/i386.c (make_resolver_func): Set DECL_IGNORED_P.

2017-08-21  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* read-md.h (md_reader::record_potential_iterator_use): Replace
	pointer argument with an rtx and an index.
	* read-rtl.c (iterator_group::apply_iterator): Likewise.
	(apply_mode_iterator): Likewise.
	(apply_code_iterator): Likewise.
	(apply_int_iterator): Likewise.
	(apply_subst_iterator): Likewise.
	(record_iterator_use): Likewise.
	(record_attribute_use): Likewise.
	(md_reader::record_potential_iterator_use): Likewise.  Update calls
	to record_iterator_use and apply_iterator.
	(iterator_use): Replace ptr with x and index.
	(attribute_use): Likewise.
	(apply_attribute_uses): Update calls to apply_iterator.
	(apply_iterators): Likewise.  Update initialization of iterator_use.
	(rtx_reader::read_rtx_code): Update calls to record_iterator_use
	and record_potential_iterator_use.
	(rtx_reader::read_rtx_operand): Likewise.

2017-08-21  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* varasm.c (const_rtx_hash_1): Don't hash in the mode of a
	CONST_WIDE_INT.

2017-08-21  Richard Biener  <rguenther@suse.de>

	PR middle-end/81884
	* tree-ssa-alias.c (stmt_kills_ref_p): Handle array accesses
	at struct end conservatively when comparing common bases.

2017-08-21  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-im.c (struct lim_aux_data): Add ref index member.
	(mem_ref_in_stmt): Remove.
	(determine_max_movement): Use ref index to get at the reference.
	(invariantness_dom_walker::before_dom_children): Deal with
	lim data already initialized.
	(gather_mem_refs_stmt): Initialize lim data and record ref index.

2017-08-19  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.h (OPTION_MASK_ISA_ROUND): Remove.
	(TARGET_ISA_ROUND): Ditto.
	(TARGET_ROUND): Ditto.
	* config/i386/i386.c: Substitute TARGET_ROUND with TARGET_SSE4_1.
	* config/i386/i386.md: Ditto.
	* config/i386/sse.md: Ditto.
	* config/i386/i386-builtin.def: Substitute OPTION_MASK_ISA_ROUND
	with OPTION_MASK_ISA_SSE4_1.

2017-08-19  Uros Bizjak  <ubizjak@gmail.com>

	PR target/81894
	* doc/extend.texi (x86 Built-in Functions): Correct the name of
	__builtin_ia32_lzcnt_u16.

2017-08-18  Peter Bergner  <bergner@vnet.ibm.com>

	PR target/80210
	* config/rs6000/rs6000.c (rs6000_activate_target_options): New function.
	(rs6000_set_current_function): Rewrite function to use it.

2017-08-18  H.J. Lu  <hongjiu.lu@intel.com>

	PR c/53037
	* print-tree.c (print_node): Support DECL_WARN_IF_NOT_ALIGN
	and TYPE_WARN_IF_NOT_ALIGN.
	* stor-layout.c (do_type_align): Merge DECL_WARN_IF_NOT_ALIGN.
	(handle_warn_if_not_align): New.
	(place_union_field): Call handle_warn_if_not_align.
	(place_field): Call handle_warn_if_not_align.
	Copy TYPE_WARN_IF_NOT_ALIGN.
	(finish_builtin_struct): Copy TYPE_WARN_IF_NOT_ALIGN.
	(layout_type): Likewise.
	* tree-core.h (tree_type_common): Add warn_if_not_align.  Set
	spare to 18.
	(tree_decl_common): Add warn_if_not_align.
	* tree.c (build_range_type_1): Copy TYPE_WARN_IF_NOT_ALIGN.
	* tree.h (TYPE_WARN_IF_NOT_ALIGN): New.
	(SET_TYPE_WARN_IF_NOT_ALIGN): Likewise.
	(DECL_WARN_IF_NOT_ALIGN): Likewise.
	(SET_DECL_WARN_IF_NOT_ALIGN): Likewise.
	* doc/extend.texi: Document warn_if_not_aligned attribute.
	* doc/invoke.texi: Document -Wif-not-aligned and -Wpacked-not-aligned.

2017-08-17  Martin Liska  <mliska@suse.cz>

	PR bootstrap/81864
	* tree-loop-distribution.c (ddrs_table): Change type to pointer type.
	(get_data_dependence): Use it as pointer type.
	(distribute_loop): Likewise.

2017-08-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.md (UNSPEC_VMRGOW_DIRECT): New constant.
	(p8_vmrgew_v4sf_direct): Generalize to p8_vmrgew_<mode>_direct.
	(p8_vmrgow_<mode>_direct): New define_insn.
	* config/rs6000/rs6000.c (altivec_expand_vec_perm_const): Properly
	handle endianness for vmrgew and vmrgow permute patterns.

2017-08-17  Peter Bergner  <bergner@vnet.ibm.com>

	* config/rs6000/altivec.md (VParity): Remove TARGET_VSX_TIMODE.
	* config/rs6000/rs6000-cpus.def: Remove comment.
	(ISA_2_7_MASKS_SERVER): Delete OPTION_MASK_VSX_TIMODE;
	(POWERPC_MASKS): Likewise.
	* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Remove unneeded
	use of TARGET_VSX_TIMODE.
	(rs6000_setup_reg_addr_masks): Change TARGET_VSX_TIMODE to TARGET_VSX.
	(rs6000_init_hard_regno_mode_ok): Remove unneeded uses of
	TARGET_VSX_TIMODE.  Change use of TARGET_VSX_TIMODE to TARGET_VSX.
	(rs6000_option_override_internal): Remove dead code.
	(rs6000_legitimize_address): Change TARGET_VSX_TIMODE to TARGET_VSX.
	(rs6000_legitimize_reload_address): Likewise.
	(rs6000_legitimate_address_p): Likewise.
	(rs6000_opt_masks): Delete "vsx-timode".
	(rs6000_disable_incompatible_switches): Remove mention of -mvsx-timode
	from function comment.
	* config/rs6000/rs6000.h (MASK_VSX_TIMODE): Delete.
	* config/rs6000/rs6000.md (FMOVE128_GPR): Remove TARGET_VSX_TIMODE.
	(V16QI, V8HI, V4SI, V4SF, V2DI, V2DF, V1TI): Remove useless empty
	condition.
	* config/rs6000/rs6000.opt (mvsx-timode): Replace with stub.
	* config/rs6000/vector.md (VEC_IP): Remove TARGET_VSX_TIMODE.
	* config/rs6000/vsx.md (VSX_LE_128): Likewise.
	(VSX_TI): Likewise.
	(VSX_M): Likewise.
	(define_peephole2): Likewise.

2017-08-17  Martin Sebor  <msebor@redhat.com>

	PR c/81859
	* pretty-print.c (pp_format): Use strnlen in %.*s to avoid reading
	past the end of an array.
	(test_pp_format): Add test cases.

2017-08-17  Richard Sandiford  <richard.sandiford@linaro.org>

	* internal-fn.def (CLRSB, CLZ, CTZ, FFS, PARITY, POPCOUNT): Add
	missing ECF_NOTHROW flags.

2017-08-17  Peter Bergner  <bergner@vnet.ibm.com>

	PR target/72804
	* config/rs6000/vsx.md (*vsx_le_permute_<mode>): Add support for
	operands residing in integer registers.
	(*vsx_le_perm_load_<mode>): Likewise.
	(*vsx_le_perm_store_<mode>): Likewise.
	(define_peephole2): Add peepholes to optimize the above.

2017-08-17  Marek Polacek  <polacek@redhat.com>

	PR middle-end/81814
	* fold-const.c (operand_equal_for_comparison_p): Remove code that used
	to mimic what shorten_compare did.  Change the return type to bool.
	(fold_cond_expr_with_comparison): Update call to
	operand_equal_for_comparison_p.
	(fold_ternary_loc): Likewise.

2017-08-17  Jackson Woodruff  <jackson.woodruff@arm.com>

	* aarch64-simd.md (mov<mode>): No longer force zero immediate into
	register.
	(*aarch64_simd_mov<mode>): Add new case for stp	using zero immediate.

2017-08-17  Richard Biener  <rguenther@suse.de>

	* tree-ssa-structalias.c (solve_graph): When propagating
	to successors update the graphs succ edges and avoid duplicate work.

2017-08-17  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR target/81861
	* config/i386/i386.c (ix86_option_override_internal): Save target
	specific options after ix86_stack_protector_guard_reg was changed.

2017-08-17  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81827
	* tree-ssa-structalias.c (struct variable_info): Add is_reg_var flag.
	(new_var_info): Initialize it conservatively.
	(get_call_vi): Mark register vars.
	(new_scalar_tmp_constraint_exp): Likewise.
	(handle_rhs_call): Likewise.
	(handle_const_call): Likewise.
	(create_function_info_for): Likewise.
	(solve_constraints): Sort varinfos to separate register from
	non-register vars to pack points-to solution bitmaps during
	iteration.

2017-08-17  Marek Polacek  <polacek@redhat.com>

	* gimplify.c (gimplify_adjust_omp_clauses): Compare with 0 instead of 1.

2017-08-17  Richard Biener  <rguenther@suse.de>

	* tree-vrp.c (vrp_int_const_binop): Do not set *overflow_p
	to true when overflow is undefined and we saturated the result.

2017-08-17  Alan Modra  <amodra@gmail.com>

	PR target/80938
	* config/rs6000/rs6000.c (rs6000_savres_strategy): Revert 2017-08-09.
	Don't use store multiple if only one reg needs saving.
	(interesting_frame_related_regno): New function.
	(rs6000_frame_related): Don't emit frame info for regs that
	don't need saving.
	(rs6000_emit_epilogue): Likewise.

2017-08-16  Nathan Sidwell  <nathan@acm.org>

	* tree-core.h (tree_type_non_common): Rename binfo to lang_1.
	* tree.h (TYPE_BINFO): Use type_non_common.maxval.
	(TYPE_LANG_SLOT_1): Use type_non_common.lang_1, for any type.
	* tree.c (free_lang_data_in_type): Use else-if chain.  Always
	clear TYPE_LANG_1.  Remove obsolete member-function stripping.
	(find_decls_types_r): Comment about TYPE_MAX_VALUES_RAW.
	(verify_type): Adjust for TYPE_BINFO move.
	* lto-streamer-out.c (DFS::DFS_write_tree_body): No need to
	process TYPE_BINFO directly.
	(hash_tree): Likewise.
	* tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
	Likewise.
	* tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
	Likewise.

2017-08-16  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic-show-locus.c (colorizer::m_caret): Remove unused field.

2017-08-16  Uros Bizjak  <ubizjak@gmail.com>

	PR target/46091
	* config/i386/i386.md (*anddi_1_btr): Change predicates of
	operand 0 and operand 1 to nomimmediate_operand. Add "m" constraint.
	Add ix86_binary_operator_ok to insn constraint.
	(*iordi_1_bts): Ditto.
	(*xordi_1_btc): Ditto.
	(*btsq): Change predicate of operand 0 to nonimmediate_operand.
	Update corresponding peephole2 pattern.
	(*btrq): Ditto.
	(*btcq): Ditto.

2017-08-16  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/81832
	* tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Don't
	copy loop header which has IFN_LOOP_DIST_ALIAS call.

2017-08-16  Marek Polacek  <polacek@redhat.com>

	PR middle/81695
	* fold-const.c (fold_indirect_ref_1): Restore original behavior
	regarding size_zero_node.

2017-08-16  Martin Liska  <mliska@suse.cz>

	PR target/81753
	* config.gcc: Respect previously set extra_objs in case
	of darwin target.

2017-08-16  Richard Sandiford  <richard.sandiford@linaro.org>

	PR tree-optimization/81835
	* tree-vect-loop.c (vect_is_simple_reduction): Simply checks for
	the phi SSA_NAME.  Check that the condition in a COND_EXPR does
	not depend on the phi.

2017-08-16  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Delete
	dead code.

2017-08-16  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p): Merge..
	(save_reg_p): ..into this.  Update all callers.
	(first_reg_to_save): Simplify.

2017-08-16  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.c (rs6000_savres_strategy): Don't restore
	fixed regs.

2017-08-15  Joseph Myers  <joseph@codesourcery.com>

	PR target/78460
	PR target/67712
	* config/sh/sh-mem.cc (sh_expand_cmpnstr): Only unroll for
	constant count if that count is less than 32.

2017-08-15  Nathan Sidwell  <nathan@acm.org>

	* gcc.c (execute): Emit friendlier message if inferior is killed
	by an external cause.

2017-08-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81790
	* tree-ssa-sccvn.c (vn_lookup_simplify_result): Handle both
	CONSTRUCTORs from simplifying and VN.

2017-08-14  Martin Sebor  <msebor@redhat.com>

	* builtin-attrs.def: Add comments.

2017-08-14  Martin Sebor  <msebor@redhat.com>

	PR c/81117
	* doc/extend.texi (attribute nonstring): Document new attribute.

2017-08-14  Martin Sebor  <msebor@redhat.com>

	PR c/81117
	* tree-diagnostic.c (default_tree_printer): Handle %G.
	* gimple-pretty-print.h (percent_G_format): Declare new function.
	* gimple-pretty-print.c (percent_G_format): Define.
	* tree-pretty-print.c (percent_K_format): Add argument.

2017-08-14  Martin Sebor  <msebor@redhat.com>

	PR translation/79998
	* gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
	Remove a stray space.

2017-08-14  Uros Bizjak  <ubizjak@gmail.com>

	PR target/46091
	* config/i386/i386.md (*anddi_1_btr): New insn_and_split pattern.
	(*iordi_1_bts): Ditto.
	(*xordi_1_btc): Ditto.

2017-08-14  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/79845
	* config/rs6000/linux64.h (INVALID_64BIT): Use quoted strings.
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
	Likewise.
	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Use
	quoted strings, and make more translator-friendly.
	(darwin_rs6000_override_options): Likewise.
	(rs6000_option_override_internal): Likewise.
	(rs6000_return_in_memory): Fix overlong line.
	(init_cmulative_args): Use quoted strings, and make more
	translator-friendly.
	(rs6000_pass_by_reference): Fix overlong line.
	(def_builtin): Use quoted strings.
	(altivec_expand_predicate_builtin): Use quoted strings, and make
	more translator-friendly.
	(htm_expand_builtin): Use quoted strings.
	(cpu_expand_builtin): Use quoted strings, and make more
	translator-friendly.
	(altivec_expand_builtin): Likewise.
	(paired_expand_predicate_builtin): Likewise.
	(rs6000_invalid_builtin): Likewise.
	(builtin_function_type): Use quoted strings.
	(rs6000_expand_split_stack_prologue): Use quoted strings, and make
	more translator-friendly.
	(rs6000_trampoline_init): Likewise.
	(rs6000_handle_altivec_attribute): Likewise.
	(rs6000_inner_target_options): Use quoted strings.
	(rs6000_disable_incompatible_switches): Likewise.
	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Use quoted
	strings, and make more translator-friendly.
	(SUBSUBTARGET_OVERRIDE_OPTIONS): Use quoted strings.

2017-08-14  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/81799
	* tree-loop-distribution.c (version_loop_by_alias_check): Force
	cond_expr to simple gimple operand.

2017-08-14  Wilco Dijkstra  <wdijkstr@arm.com>

	PR middle-end/46932
	* doc/sourcebuild.texi (autoincdec): Add autoincdec description.

2017-08-14  Georg-Johann Lay  <avr@gjlay.de>

	PR target/81754
	PR target/81268
	* config/avr/avr.opt (mgas-isr-prologues): New Var avr_gasisr_prologues.
	* config/avr/avr.md (gasisr, *gasisr): Use it instead of
	TARGET_GASISR_PROLOGUES.
	* config/avr/avr.c (avr_option_override): Same.
	(avr_pass_pre_proep::execute): Same.

2017-08-13  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/81820
	* config/i386/i386.c (ix86_finalize_stack_frame_flags): Replace
	frame pointer with stack pointer - UNITS_PER_WORD in debug insns.

2017-08-13  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*load_tp_<mode>): Redefine as
	define_insn_and_split.  Split to a memory load from 0 in
	DEFAULT_TLS_SEG_REG address space.  Merge with *load_tp_x32
	using PTR mode iterator.
	(*load_tp_x32_zext"): Redefine as define_insn_and_split.
	Split to a memory load from 0 in DEFAULT_TLS_SEG_REG address space.
	(*add_tp_<mode>): Redefine as define_insn_and_split.
	Split to an add with a memory load from 0 in DEFAULT_TLS_SEG_REG
	address space.  Merge with *add_tp_x32 using PTR mode iterator.
	(*add_tp_x32_zext"): Redefine as define_insn_and_split.
	Split to an add with a  memory load from 0 in
	DEFAULT_TLS_SEG_REG address space.

2017-08-12  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64-option-extensions.def (rdma):
	Fix feature string to what Linux prints out in /proc/cpuinfo.

2017-08-12  Pierre-Marie de Rodat  <derodat@adacore.com>

	PR ada/79542
	* dwarf2out.c (modified_type_die): For C typedef types that have
	an ultimate origin, process the ultimate origin instead of the
	input type.
	(gen_typedef_die): Assert that input DECLs have no ultimate
	origin.
	(gen_type_die_with_usage): For typedef variants that have an
	ultimate origin, just call gen_decl_die on the original DECL.
	(process_scope_var): Avoid creating DIEs for local typedefs and
	concrete static variables.

2017-08-12  Alan Modra  <amodra@gmail.com>

	PR target/81170
	PR target/81295
	* config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Upgrade to
	match gnu-user.h startfile.
	(ENDFILE_LINUX_SPEC): Similarly.

2017-08-11  Thomas Schwinge  <thomas@codesourcery.com>

	PR lto/81430
	* config/nvptx/nvptx.c (nvptx_override_options_after_change):
	Remove function.
	(TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Remove definition.

2017-08-11  Tamar Christina  <tamar.christina@arm.com>
	* config/aarch64/aarch64.md (mov<mode>): Change.
	(*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
	aarch64_reg_or_fp_float into aarch64_reg_or_fp_zero.
	* config/aarch64/predicates.md (aarch64_reg_or_fp_float): Removed.

2017-08-11  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-sra.c (build_access_from_expr_1): Use more precise diagnostics
	for storage order barriers.

2017-08-11  Martin Liska  <mliska@suse.cz>

	PR tree-opt/79987
	* tree-chkp.c (chkp_get_bounds_for_decl_addr): Do not instrument
	variables of void type.

2017-08-11  Martin Liska  <mliska@suse.cz>

	* asan.c (asan_protect_global): Replace ASM_OUTPUT_DEF with
	TARGET_SUPPORTS_ALIASES.
	* cgraph.c (cgraph_node::create_same_body_alias): Likewise.
	* ipa-visibility.c (can_replace_by_local_alias): Likewise.
	(optimize_weakref): Likewise.
	* symtab.c (symtab_node::noninterposable_alias): Likewise.
	* varpool.c (varpool_node::create_extra_name_alias): Likewise.
	* defaults.h: Introduce TARGET_SUPPORTS_ALIASES.

2017-08-11  Martin Liska  <mliska@suse.cz>

	PR ipa/81213
	* config/i386/i386.c (make_resolver_func): Do complete
	refactoring of the function.

2017-08-10  Uros Bizjak  <ubizjak@gmail.com>

	PR target/81708
	* config/i386/i386.opt (mstack-protector-guard-symbol=): New option
	* config/i386/i386.c (ix86_stack_protect_guard): Use
	ix86_stack_protect_guard_symbol_str to generate varible declaration.
	* doc/invoke.texi (x86 Options): Document
	-mstack-protector-guard-symbol= option.

2017-08-10  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386-protos.h (ix86_split_stack_guard): New prototype.
	* config/i386/i386.c (ix86_split_stack_guard): New function.
	(ix86_xpand_split_stack_prologue): Call ix86_split_stack_guard.
	(ix86_legitimate_address_p) <case UNSPEC_STACK_CHECK>: Remove.
	(i386_asm_output_addr_const_extra) <case UNSPEC_STACK_CHECK>: Ditto.
	(optput_pic_addr_const): Remove UNSPEC_STACK_CHECK handling.
	* config/i386/i386.md (unspec): Remove UNSPEC_STACK_CHECK.
	(split_stack_space_check): Call ix86_split_stack_guard.

2017-08-10  Martin Sebor  <msebor@redhat.com>

	* print-tree.c (print_node): Print location using the established
	format %s:%i%i.
	Replace spaces with colons.
	(debug_raw, debug): Ditto.

2017-08-10  Martin Sebor  <msebor@redhat.com>

	PR c++/81586
	* pretty-print.c (pp_format): Correct the handling of %s precision.

2017-08-10  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/81736
	* config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
	to ...
	(ix86_finalize_stack_frame_flags): This.  Also clear
	frame_pointer_needed if -fno-omit-frame-pointer is used without
	stack access.
	(ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
	with ix86_finalize_stack_frame_flags.
	(ix86_expand_epilogue): Likewise.
	(ix86_expand_split_stack_prologue): Likewise.
	* doc/invoke.texi: Add a note for -fno-omit-frame-pointer.

2017-08-10  Martin Liska  <mliska@suse.cz>

	PR c++/81355
	* c-attribs.c (handle_target_attribute):
	Report warning for an empty string argument of target attribute.

2017-08-09  Jakub Jelinek  <jakub@redhat.com>

	PR c/81687
	* omp-low.c (omp_copy_decl): Don't remap FORCED_LABEL or DECL_NONLOCAL
	LABEL_DECLs.
	* tree-cfg.c (move_stmt_op): Don't adjust DECL_CONTEXT of FORCED_LABEL
	or DECL_NONLOCAL labels.
	(move_stmt_r) <case GIMPLE_LABEL>: Adjust DECL_CONTEXT of FORCED_LABEL
	or DECL_NONLOCAL labels here.

2017-08-09  Will Schmidt  <will_schmidt@vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Add blurb
	to indicate when early gimple folding has been disabled.
	(rs6000_gimple_fold_builtin): Add debug content.
	(rs6000_invalid_builtin): Fix whitespace.
	(rs6000_expand_builtin): Fix whitespace.
	* config/rs6000/rs6000.opt: Add option for -mfold-gimple.

2017-08-09  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/80938
	* config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
	SAVE_MULTIPLE if not all the registers that saves, should be saved.

2017-08-09  Jim Wilson  <jim.wilson@linaro.org>

	* config/aarch64/aarch64-cores.def (falkor): Use falkor pipeline.
	(qdf24xx): Likewise.
	* config/aarch64/aarch64.md: Include falkor.md.
	* config/aarch64/falkor.md: New.

2017-08-09  Marek Polacek  <polacek@redhat.com>

	PR c/81233
	* diagnostic-core.h (emit_diagnostic_valist): Add declaration.
	* diagnostic.c (emit_diagnostic): Add a comment.
	(emit_diagnostic_valist): New function.

2017-08-09  Marek Polacek  <polacek@redhat.com>

	PR c/81417
	* input.c (make_location): New overload.
	* input.h (make_location): Declare.

2017-08-08  Alan Modra  <amodra@gmail.com>
	    H.J. Lu  <hongjiu.lu@intel.com>

	PR driver/81523
	* gcc.c (NO_PIE_SPEC): Delete.
	(PIE_SPEC): Define as !no-pie/pie.  Move static|shared|r
	exclusion..
	(LINK_PIE_SPEC): ..to here.
	(LINK_COMMAND_SPEC): Support -no-pie.
	* config/gnu-user.h (GNU_USER_TARGET_STARTFILE_SPEC): Correct
	chain of crtbegin*.o selection, update for PIE_SPEC changes and
	format.
	(GNU_USER_TARGET_ENDFILE_SPEC): Similarly.
	* config/sol2.h (STARTFILE_CRTBEGIN_SPEC): Similarly.
	(ENDFILE_CRTEND_SPEC): Similarly.

2017-08-08  Uros Bizjak  <ubizjak@gmail.com>

	PR target/81708
	* config/i386/i386.opt (mstack-protector-guard-reg=): New option
	(mstack-protector-guard-offset=): Ditto.
	* config/i386/i386.c (ix86_option_override): Handle
	-mstack-protector-guard-reg= and -mstack-protector-guard-offset=
	options.
	(ix86_stack_protect_guard): Use ix86_stack_protect_guard_reg and
	ix86_stack_protect_guard_offset variables.
	(TARGET_STACK_PROTECT_GUARD): Always define.
	* doc/invoke.texi (x86 Options): Document -mstack-protector-guard-reg=
	and -mstack-protector-guard-offset= options.

2017-08-08  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): Handle
	boundary case for the last candidate.

2017-08-08  Bin Cheng  <bin.cheng@arm.com>

	* doc/invoke.texi: Document -ftree-loop-distribution for O3.
	* opts.c (default_options_table): Add OPT_ftree_loop_distribution.

2017-08-08  Tamar Christina  <tamar.christina@arm.com>

	PR middle-end/19706
	* config/aarch64/aarch64.md (xorsign<mode>3): New optabs.
	* config/aarch64/aarch64-builtins.c
	(aarch64_builtin_vectorized_function): Added CASE_CFN_XORSIGN.
	* config/aarch64/aarch64-simd-builtins.def: Added xorsign BINOP.
	* config/aarch64/aarch64-simd.md: Added xorsign<mode>3

2017-08-08  Tamar Christina  <tamar.christina@arm.com>
	    Andrew Pinski <pinskia@gmail.com>

	PR middle-end/19706
	* internal-fn.def (XORSIGN): New.
	* optabs.def (xorsign_optab): New.
	* tree-ssa-math-opts.c (is_copysign_call_with_1): New.
	(convert_expand_mult_copysign): New.
	(pass_optimize_widening_mul::execute): Call
	convert_expand_mult_copysign.

2017-08-08  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/81354
	* gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
	Insert on edges rather than explicitly creating landing pads.
	(analyze_candidates_and_replace): Commit edge inserts.

2017-08-08  Richard Biener  <rguenther@suse.de>

	PR middle-end/81719
	* tree-ssa-loop-niter.c: Include tree-dfa.h.
	(expand_simple_operations): Also look through ADDR_EXPRs with
	MEM_REF bases treating them as POINTER_PLUS_EXPR.

2017-08-08  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81723
	* tree-vect-slp.c (struct bst_traits): New hash traits.
	(bst_fail): New global.
	(vect_build_slp_tree_2): New worker, split out from ...
	(vect_build_slp_tree): ... this now wrapping it with using
	bst_fail set to cache SLP tree build fails.  Properly handle
	max_tree_size.
	(vect_analyze_slp_instance): Allocate and free bst_fail.

2017-08-08  Martin Liska  <mliska@suse.cz>

	PR tree-opt/81696
	* ipa-icf-gimple.c (func_checker::compare_cst_or_decl): Consider
	LABEL_DECLs that can be from a different function.

2017-08-08  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/81744
	* tree-predcom.c (prepare_finalizers_chain): Deep copy expr of
	loop's number of iterations.

2017-08-08  Martin Liska  <mliska@suse.cz>

	* asan.c: Include header files.
	* attribs.c (build_decl_attribute_variant): New function moved
	from tree.[ch].
	(build_type_attribute_qual_variant): Likewise.
	(cmp_attrib_identifiers): Likewise.
	(simple_cst_list_equal): Likewise.
	(omp_declare_simd_clauses_equal): Likewise.
	(attribute_value_equal): Likewise.
	(comp_type_attributes): Likewise.
	(build_type_attribute_variant): Likewise.
	(lookup_ident_attribute): Likewise.
	(remove_attribute): Likewise.
	(merge_attributes): Likewise.
	(merge_type_attributes): Likewise.
	(merge_decl_attributes): Likewise.
	(merge_dllimport_decl_attributes): Likewise.
	(handle_dll_attribute): Likewise.
	(attribute_list_equal): Likewise.
	(attribute_list_contained): Likewise.
	* attribs.h (lookup_attribute): New function moved from tree.[ch].
	(lookup_attribute_by_prefix): Likewise.
	* bb-reorder.c: Include header files.
	* builtins.c: Likewise.
	* calls.c: Likewise.
	* cfgexpand.c: Likewise.
	* cgraph.c: Likewise.
	* cgraphunit.c: Likewise.
	* convert.c: Likewise.
	* dwarf2out.c: Likewise.
	* final.c: Likewise.
	* fold-const.c: Likewise.
	* function.c: Likewise.
	* gimple-expr.c: Likewise.
	* gimple-fold.c: Likewise.
	* gimple-pretty-print.c: Likewise.
	* gimple.c: Likewise.
	* gimplify.c: Likewise.
	* hsa-common.c: Likewise.
	* hsa-gen.c: Likewise.
	* internal-fn.c: Likewise.
	* ipa-chkp.c: Likewise.
	* ipa-cp.c: Likewise.
	* ipa-devirt.c: Likewise.
	* ipa-fnsummary.c: Likewise.
	* ipa-inline.c: Likewise.
	* ipa-visibility.c: Likewise.
	* ipa.c: Likewise.
	* lto-cgraph.c: Likewise.
	* omp-expand.c: Likewise.
	* omp-general.c: Likewise.
	* omp-low.c: Likewise.
	* omp-offload.c: Likewise.
	* omp-simd-clone.c: Likewise.
	* opts-global.c: Likewise.
	* passes.c: Likewise.
	* predict.c: Likewise.
	* sancov.c: Likewise.
	* sanopt.c: Likewise.
	* symtab.c: Likewise.
	* toplev.c: Likewise.
	* trans-mem.c: Likewise.
	* tree-chkp.c: Likewise.
	* tree-eh.c: Likewise.
	* tree-into-ssa.c: Likewise.
	* tree-object-size.c: Likewise.
	* tree-parloops.c: Likewise.
	* tree-profile.c: Likewise.
	* tree-ssa-ccp.c: Likewise.
	* tree-ssa-live.c: Likewise.
	* tree-ssa-loop.c: Likewise.
	* tree-ssa-sccvn.c: Likewise.
	* tree-ssa-structalias.c: Likewise.
	* tree-ssa.c: Likewise.
	* tree-streamer-in.c: Likewise.
	* tree-vectorizer.c: Likewise.
	* tree-vrp.c: Likewise.
	* tsan.c: Likewise.
	* ubsan.c: Likewise.
	* varasm.c: Likewise.
	* varpool.c: Likewise.
	* tree.c: Remove functions moved to attribs.[ch].
	* tree.h: Likewise.
	* config/aarch64/aarch64.c: Add attrs.h header file.
	* config/alpha/alpha.c: Likewise.
	* config/arc/arc.c: Likewise.
	* config/arm/arm.c: Likewise.
	* config/avr/avr.c: Likewise.
	* config/bfin/bfin.c: Likewise.
	* config/c6x/c6x.c: Likewise.
	* config/cr16/cr16.c: Likewise.
	* config/cris/cris.c: Likewise.
	* config/darwin.c: Likewise.
	* config/epiphany/epiphany.c: Likewise.
	* config/fr30/fr30.c: Likewise.
	* config/frv/frv.c: Likewise.
	* config/ft32/ft32.c: Likewise.
	* config/h8300/h8300.c: Likewise.
	* config/i386/winnt.c: Likewise.
	* config/ia64/ia64.c: Likewise.
	* config/iq2000/iq2000.c: Likewise.
	* config/lm32/lm32.c: Likewise.
	* config/m32c/m32c.c: Likewise.
	* config/m32r/m32r.c: Likewise.
	* config/m68k/m68k.c: Likewise.
	* config/mcore/mcore.c: Likewise.
	* config/microblaze/microblaze.c: Likewise.
	* config/mips/mips.c: Likewise.
	* config/mmix/mmix.c: Likewise.
	* config/mn10300/mn10300.c: Likewise.
	* config/moxie/moxie.c: Likewise.
	* config/msp430/msp430.c: Likewise.
	* config/nds32/nds32-isr.c: Likewise.
	* config/nds32/nds32.c: Likewise.
	* config/nios2/nios2.c: Likewise.
	* config/nvptx/nvptx.c: Likewise.
	* config/pa/pa.c: Likewise.
	* config/pdp11/pdp11.c: Likewise.
	* config/powerpcspe/powerpcspe.c: Likewise.
	* config/riscv/riscv.c: Likewise.
	* config/rl78/rl78.c: Likewise.
	* config/rx/rx.c: Likewise.
	* config/s390/s390.c: Likewise.
	* config/sh/sh.c: Likewise.
	* config/sol2.c: Likewise.
	* config/sparc/sparc.c: Likewise.
	* config/spu/spu.c: Likewise.
	* config/stormy16/stormy16.c: Likewise.
	* config/tilegx/tilegx.c: Likewise.
	* config/tilepro/tilepro.c: Likewise.
	* config/v850/v850.c: Likewise.
	* config/vax/vax.c: Likewise.
	* config/visium/visium.c: Likewise.
	* config/xtensa/xtensa.c: Likewise.

2017-08-07  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/81593
	* config/rs6000/vsx.md (vsx_concat_<mode>, VSX_D): Cleanup
	constraints since the -mupper-regs-* switches have been
	eliminated.
	(vsx_concat_<mode>_1): New combiner insns to recognize inserting
	into a vector from a double word element that was extracted from
	another vector, and eliminate extra XXPERMDI instructions.
	(vsx_concat_<mode>_2): Likewise.
	(vsx_concat_<mode>_3): Likewise.
	(vsx_set_<mode>, VSX_D): Rewrite vector set in terms of vector
	concat to allow optimizing inserts from previous extracts.

2017-08-07  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_stack_protect_guard): Generate
	memory reference to a SSP offset in TLS address space.
	(ix86_print_operand) <case '@'>: Remove.
	(ix86_print_operand_punct_valid_p): Remove '@' code.
	* config/i386/i386.md (unspec): Remove UNSPEC_SP_TLS_SET and
	UNSPEC_SP_TLS_TEST.
	(stack_tls_protect_set_<mode>): Remove.
	(stack_protect_set): Do not call gen_stack_tls_protect_set_<mode>.
	(stack_tls_protect_test_<mode>): Remove.
	(stack_protect_test): Do not call gen_stack_tls_protect_test_<mode>.

2017-08-07  Olivier Hainque  <hainque@adacore.com>

	PR target/81755
	* config/vxworksae.h (VXWORKS_HAVE_TLS): Define.

2017-08-07  Douglas Rupp  <rupp@adacore.com>

	* Makefile.in (install-mkheaders): Fix typo, where the multi_dir
	variable was referenced as multidir in command.

2017-08-07  Jakub Jelinek  <jakub@redhat.com>

	PR c/69389
	* gimplify.c (goa_stabilize_expr): Handle BIT_INSERT_EXPR and
	BIT_FIELD_REF.

2017-08-07  Martin Liska  <mliska@suse.cz>

	* config/m32c/m32c.c: Add include of stringpool.h and attribs.h.
	* config/rl78/rl78.c: Add include of attribs.h.
	* config/sh/sh.c: Likewise.
	* config/v850/v850.c: Likewise.

2017-08-07  Tom de Vries  <tom@codesourcery.com>

	PR middle-end/78266
	* omp-expand.c (expand_oacc_for): Ensure diff_type is large enough.

2017-08-07  Martin Liska  <mliska@suse.cz>

	* config/mips/mips.c: Include attribs.h.

2017-08-07  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/68829
	* doc/invoke.texi: Document change in behvaior for -Ofast for
	Fortran.

2017-08-07  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (aarch64_pushwb_single_reg):
	Use gen_frame_mem.
	(aarch64_pop_regs): Likewise.
	(aarch64_gen_load_pair): Likewise.
	(aarch64_save_callee_saves): Likewise.
	(aarch64_restore_callee_saves): Likewise.

2017-08-07  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c: Revert the last change.

2017-08-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/81736
	* config/i386/i386.c (ix86_finalize_stack_realign_flags): Renamed
	to ...
	(ix86_finalize_stack_frame_flags): This.  Also clear
	frame_pointer_needed if -fno-omit-frame-pointer is used without
	stack access.
	(ix86_expand_prologue): Replace ix86_finalize_stack_realign_flags
	with ix86_finalize_stack_frame_flags.
	(ix86_expand_epilogue): Likewise.
	(ix86_expand_split_stack_prologue): Likewise.

2017-08-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/81743
	* config/i386/i386.c (get_builtin_code_for_version): Set priority
	to P_AES for Westmere.

2017-08-07  Jonathan Yong  <10walls@gmail.com>

	* config/i386/mingw.opt (fset-stack-executable): Removed.
	* config/i386/cygming.opt (fset-stack-executable): Moved
	from mingw.opt.
	* config/i386/cygwin.h: Define CHECK_EXECUTE_STACK_ENABLED.

2017-08-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* print-rtl.c (print_exp): Print NOT as "~" instead of as "!".

2017-08-07  Marek Polacek  <polacek@redhat.com>

	PR middle-end/81737
	* fold-const.c (fold_indirect_ref_1): Check type_domain.

2017-08-07  Martin Liska  <mliska@suse.cz>

	* attribs.h (canonicalize_attr_name): New function.
	(cmp_attribs): Move from c-format.c and adjusted.
	(is_attribute_p): Moved from tree.h.
	* tree-inline.c: Add new includes.
	* tree.c (cmp_attrib_identifiers): Use cmp_attribs.
	(private_is_attribute_p): Remove.
	(private_lookup_attribute): Likewise.
	(private_lookup_attribute_by_prefix): Simplify.
	(remove_attribute): Use is_attribute_p.
	* tree.h: Remove removed declarations.

2017-08-07  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/81698
	* stmt.c (emit_case_dispatch_table): Add DEFAULT_EDGE argument,
	instead of computing it in the function.  Formatting fix.
	(expand_case): Don't rely on default_edge being the first edge,
	clear it if removing it, pass default_edge to
	emit_case_dispatch_table.
	(expand_sjlj_dispatch_table): Pass NULL as DEFAULT_EDGE, formatting
	fix.

2017-08-06  Uros Bizjak  <ubizjak@gmail.com>

	* config/alpha/alpha.c (alpha_reorg): If trap is the last active
	insn in the function, emit NOP after the insn.

2017-08-06  Tom de Vries  <tom@codesourcery.com>

	* omp-expand.c (expand_oacc_for): Add missing edge probability for tile
	and element loops.

2017-08-06  Tom de Vries  <tom@codesourcery.com>

	* omp-expand.c (expand_oacc_for): Add missing edge probability for chunk
	loop.

2017-08-04  Yury Gribov  <tetra2005@gmail.com>

	PR tree-optimization/57371
	* match.pd: New pattern.

2017-08-04  Marek Polacek  <polacek@redhat.com>

	PR middle-end/81695
	* fold-const.c (fold_indirect_ref_1): For ((int *)&a + 4 -> a[1],
	perform the computation in offset_int.

2017-08-04  Richard Sandiford  <richard.sandiford@linaro.org>

	PR tree-optimization/81136
	* tree-vectorizer.h: Include tree-hash-traits.h.
	(vec_base_alignments): New typedef.
	(vec_info): Add a base_alignments field.
	(vect_record_base_alignments): Declare.
	* tree-data-ref.h (data_reference): Add an is_conditional_in_stmt
	field.
	(DR_IS_CONDITIONAL_IN_STMT): New macro.
	(create_data_ref): Add an is_conditional_in_stmt argument.
	* tree-data-ref.c (create_data_ref): Likewise.  Use it to initialize
	the is_conditional_in_stmt field.
	(data_ref_loc): Add an is_conditional_in_stmt field.
	(get_references_in_stmt): Set the is_conditional_in_stmt field.
	(find_data_references_in_stmt): Update call to create_data_ref.
	(graphite_find_data_references_in_stmt): Likewise.
	* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
	* tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
	(vect_record_base_alignment): New function.
	(vect_record_base_alignments): Likewise.
	(vect_compute_data_ref_alignment): Adjust base_addr and aligned_to
	for nested statements even if we fail to compute a misalignment.
	Use pooled base alignments for unconditional references.
	(vect_find_same_alignment_drs): Compare base addresses instead
	of base objects.
	(vect_analyze_data_refs_alignment): Call vect_record_base_alignments.
	* tree-vect-slp.c (vect_slp_analyze_bb_1): Likewise.

2017-08-04  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-vectorizer.h (vec_info): Add a constructor and destructor.
	Add an explicit name for the enum.  Use auto_vec for slp_instances
	and grouped_stores.
	(_loop_vec_info): Add a constructor and destructor.  Use auto_vec
	for all vectors.
	(_bb_vec_info): Add a constructor and destructor.
	(vinfo_for_stmt): Return NULL for uids of -1 as well.
	(destroy_loop_vec_info): Delete.
	(vect_destroy_datarefs): Likewise.
	* tree-vectorizer.c (vect_destroy_datarefs): Delete.
	(vec_info::vec_info): New function.
	(vec_info::~vec_info): Likewise.
	(vectorize_loops): Use delete instead of destroy_loop_vec_info.
	* tree-parloops.c (gather_scalar_reductions): Use delete instead of
	destroy_loop_vec_info.
	* tree-vect-loop.c (new_loop_vec_info): Replace with...
	(_loop_vec_info::_loop_vec_info): ...this.
	(destroy_loop_vec_info): Replace with...
	(_loop_vec_info::~_loop_vec_info): ...this.  Unconditionally delete
	the stmt_vec_infos.  Leave handling of vec_info information to its
	destructor.  Remove explicit vector releases.
	(vect_analyze_loop_form): Use new instead of new_loop_vec_info.
	(vect_analyze_loop): Use delete instead of destroy_loop_vec_info.
	* tree-vect-slp.c (new_bb_vec_info): Replace with...
	(_bb_vec_info::_bb_vec_info): ...this.  Don't reserve space in
	BB_VINFO_GROUPED_STORES or BB_VINFO_SLP_INSTANCES.
	(destroy_bb_vec_info): Replace with...
	(_bb_vec_info::~_bb_vec_info): ...this.  Leave handling of vec_info
	information to its destructor.
	(vect_slp_analyze_bb_1): Use new and delete instead of
	new_bb_vec_info and destroy_bb_vec_info.
	(vect_slp_bb): Replace 2 calls to destroy_bb_vec_info with a
	single delete.

2017-08-04  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-data-ref.h (subscript): Add access_fn field.
	(data_dependence_relation): Add could_be_independent_p.
	(SUB_ACCESS_FN, DDR_COULD_BE_INDEPENDENT_P): New macros.
	(same_access_functions): Move to tree-data-ref.c.
	* tree-data-ref.c (ref_contains_union_access_p): New function.
	(access_fn_component_p): Likewise.
	(access_fn_components_comparable_p): Likewise.
	(dr_analyze_indices): Add a reference to access_fn_component_p.
	(dump_data_dependence_relation): Use SUB_ACCESS_FN instead of
	DR_ACCESS_FN.
	(constant_access_functions): Likewise.
	(add_other_self_distances): Likewise.
	(same_access_functions): Likewise.  (Moved from tree-data-ref.h.)
	(initialize_data_dependence_relation): Use XCNEW and remove
	explicit zeroing of DDR_REVERSED_P.  Look for a subsequence
	of access functions that have the same type.  Allow the
	subsequence to end with different bases in some circumstances.
	Record the chosen access functions in SUB_ACCESS_FN.
	(build_classic_dist_vector_1): Replace ddr_a and ddr_b with
	a_index and b_index.  Use SUB_ACCESS_FN instead of DR_ACCESS_FN.
	(subscript_dependence_tester_1): Likewise dra and drb.
	(build_classic_dist_vector): Update calls accordingly.
	(subscript_dependence_tester): Likewise.
	* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Check
	DDR_COULD_BE_INDEPENDENT_P.
	* tree-vectorizer.h (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Test
	comp_alias_ddrs instead of may_alias_ddrs.
	* tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr):
	New function.
	(vect_analyze_data_ref_dependence): Use it if
	DDR_COULD_BE_INDEPENDENT_P, but fall back to using the recorded
	distance vectors if that fails.
	(dependence_distance_ge_vf): New function.
	(vect_prune_runtime_alias_test_list): Use it.  Don't clear
	LOOP_VINFO_MAY_ALIAS_DDRS.

2017-08-04  Richard Biener  <rguenther@suse.de>

	PR middle-end/81705
	* fold-const.c (fold_binary_loc): Properly restrict
	minus_var0 && minus_var1 case when associating undefined overflow
	entities.

2017-08-04  Tom de Vries  <tom@codesourcery.com>

	* omp-simd-clone.c (simd_clone_adjust): Add missing edge probability.

2017-08-03  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
	Don't start diagnostic messages with a capital letter.
	* config/rs6000/rs6000.c (rs6000_option_override_internal):
	Likewise.
	(rs6000_invalid_builtin): Likewise.
	(rs6000_trampoline_init): Likewise.

2017-08-03  Jakub Jelinek  <jakub@redhat.com>

	PR target/81621
	* bb-reorder.c (pass_partition_blocks::execute): Return TODO_df_finish
	after setting changeable df flags.

2017-08-03  Richard Biener  <rguenther@suse.de>

	* tree-ssa-reassoc.c (should_break_up_subtract): Also break
	up if the use is in USE - X.

2017-08-03  Alexander Monakov  <amonakov@ispras.ru>

	* toplev.c (dumpfile.h): New include.
	(internal_error_reentered): New static function.  Use it...
	(internal_error_function): ...here to handle reentered internal_error.

2017-08-03  Richard Biener  <rguenther@suse.de>

	PR middle-end/81148
	* fold-const.c (split_tree): Add minus_var and minus_con
	arguments, remove unused loc arg.  Never generate NEGATE_EXPRs
	here but always use minus_*.
	(associate_trees): Assert we never associate with MINUS_EXPR
	and NULL first operand.  Do not recurse for PLUS_EXPR operands
	when associating as MINUS_EXPR either.
	(fold_binary_loc): Track minus_var and minus_con.

2017-08-03  Tom de Vries  <tom@codesourcery.com>

	PR lto/81430
	* tree-streamer-in.c (lto_input_ts_function_decl_tree_pointers): If
	ACCEL_COMPILER, apply finish_options on
	DECL_FUNCTION_SPECIFIC_OPTIMIZATION.

2017-08-03  Tom de Vries  <tom@codesourcery.com>

	PR target/81662
	* config/nvptx/nvptx.c (nvptx_option_override): Emit sorry if
	function_entry_patch_area_size > 0.

2017-08-03  Jakub Jelinek  <jakub@redhat.com>

	PR driver/81650
	* calls.c (alloc_max_size): Use HOST_WIDE_INT_UC (10??)
	instead of 10??LU, perform unit multiplication in wide_int,
	don't change alloc_object_size_limit if the limit is larger
	than SSIZE_MAX.

	PR tree-optimization/81655
	PR tree-optimization/81588
	* tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle also
	the case when ranges[i].low and high are 1 for unsigned type with
	precision 1.

	PR middle-end/81052
	* omp-low.c (diagnose_sb_0): Handle flag_openmp_simd like flag_openmp.
	(pass_diagnose_omp_blocks::gate): Enable also for flag_openmp_simd.

2017-08-03  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	* tree-vrp.h: Add include guard.

2017-08-02  Uros Bizjak  <ubizjak@gmail.com>

	PR target/81644
	* config/i386/i386.md (unspecv): Add UNSPECV_UD2.
	(ud2): New insn pattern.
	* config/i386/i386.c (ix86_expand_epilogue):
	For naked functions, generate ud2 instead of trap insn.

2017-08-02  Marek Polacek  <polacek@redhat.com>

	PR other/81667
	* alloc-pool.h (base_pool_allocator): Initialize m_elt_size.

2017-08-02  Tom de Vries  <tom@codesourcery.com>
	    Cesar Philippidis  <cesar@codesourcery.com>

	* config/nvptx/nvptx.c (nvptx_lockless_update, nvptx_lockfull_update):
	Add missing edge probabilities.

2017-08-02  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64.c (aarch64_reinterpret_float_as_int):
	Correct endianness.

2017-08-02  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79499
	* function.c (thread_prologue_and_epilogue_insns): Determine blocks
	for find_many_sub_basic_blocks bitmap by looking up BLOCK_FOR_INSN
	of first NONDEBUG_INSN_P in each of the split_prologue_seq and
	prologue_seq sequences - if any.

2017-08-02  Richard Biener  <rguenther@suse.de>

	* tree-vect-stmts.c (vectorizable_store): Perform vector extracts
	via vectors if supported, integer extracts via punning if supported
	or otherwise vector extracts.

2017-08-02  Richard Biener  <rguenther@suse.de>

	* tree-ssa-pre.c (bitmap_insert_into_set_1): Remove and inline
	into ...
	(bitmap_insert_into_set): ... this.

2017-08-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81633
	Revert
	2015-08-17  Alan Hayward  <alan.hayward@arm.com>

	PR tree-optimization/71752
	* tree-vect-slp.c (vect_get_slp_defs): Handle null operands.

2017-08-01  Daniel Santos  <daniel.santos@pobox.com>

	* config/i386/i386.h (ix86_frame::outlined_save_offset): Remove field.
	(machine_function::call_ms2sysv_pad_out): Remove field.
	* config/i386/i386.c (xlogue_layout::get_stack_space_used): Modify.
	(ix86_compute_frame_layout): Likewise.

2017-08-01  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/81654
	* config/i386/i386.c (ix86_set_func_type): Disallow naked
	attribute with interrupt attribute.

2017-08-01  Andrew Pinski  <apinski@cavium.com>

	* tree-ssa-scopedtables.c (hashable_expr_equal_p): Check
	BIT_INSERT_EXPR's operand 1
	to see if the types precision matches.

2017-08-01  Martin Liska  <mliska@suse.cz>

	PR middle-end/70140
	* builtins.c (expand_builtin_memcpy_args): Remove.
	(expand_builtin_memcpy): Call newly added function
	expand_builtin_memory_copy_args.
	(expand_builtin_memcpy_with_bounds): Likewise.
	(expand_builtin_mempcpy): Remove last argument.
	(expand_builtin_mempcpy_with_bounds): Likewise.
	(expand_builtin_memory_copy_args): New function created from
	expand_builtin_mempcpy_args with small modifications.
	(expand_builtin_mempcpy_args): Remove.
	(expand_builtin_stpcpy): Remove unused argument.
	(expand_builtin): Likewise.
	(expand_builtin_with_bounds): Likewise.

2017-08-01  Martin Liska  <mliska@suse.cz>

	Revert r250771
	Make mempcpy more optimal (PR middle-end/70140).

2017-08-01  Jakub Jelinek  <jakub@redhat.com>

	PR target/81622
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): For
	__builtin_vec_cmpne verify both arguments are compatible vectors
	before looking at TYPE_MODE on the element type.  For __builtin_vec_ld
	verify arg1_type is a pointer or array type.  For __builtin_vec_st,
	move computation of aligned to after checking the argument types.
	Formatting fixes.

	PR target/80846
	* config/rs6000/vsx.md (vextract_fp_from_shorth,
	vextract_fp_from_shortl): Add element mode after mode in gen_vec_init*
	calls.

2017-08-01  Jerome Lambourg  <lambourg@adacore.com>
	    Doug Rupp  <rupp@adacore.com>
	    Olivier Hainque  <hainque@adacore.com>

	* config.gcc (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7 as
	well as arm-wrs-vxworks. Update target_cpu_name from arm6 (arch v3) to
	arm8 (arch v4).
	* config/arm/vxworks.h (MAYBE_TARGET_BPABI_CPP_BUILTINS): New, helper
	for TARGET_OS_CPP_BUILTIN.
	(TARGET_OS_CPP_BUILTIN): Invoke MAYBE_TARGET_BPABI_CPP_BUILTINS(),
	refine CPU definitions for arm_arch5 and add those for arm_arch6 and
	arm_arch7.
	(MAYBE_ASM_ABI_SPEC): New, helper for SUBTARGET_EXTRA_ASM_SPEC,
	passing required abi options to the assembler for EABI configurations.
	(EXTRA_CC1_SPEC): New macro, to help prevent the implicit production
	of .text.hot and .text.unlikely sections for kernel modules when
	using ARM style exceptions.
	(CC1_SPEC): Remove obsolete attempt at mimicking Diab toolchain
	options. Add EXTRA_CC1_SPEC.
	(VXWORKS_ENDIAN_SPEC): Adjust comment and remove handling of Diab
	toolchain options.
	(DWARF2_UNWIND_INFO): Redefine to handle the pre/post VxWorks 7
	transition.
	(ARM_TARGET2_DWARF_FORMAT): Define.
	* config/arm/t-vxworks: Adjust multilib control to removal of the
	Diab command line options.

2017-08-01  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/81561
	* gcov.c (unblock): Make unblocking safe as we need to preserve
	index correspondence of blocks and block_lists.

2017-08-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81181
	* tree-ssa-pre.c (compute_antic_aux): Defer clean() to ...
	(compute_antic): ... end of iteration here.

2017-08-01  James Greenhalgh  <james.greenhalgh@arm.com>

	* common.opt (ftree-vectorize): No longer set flag_tree_vectorize.
	(ftree-loop-vectorize): Set as EnabledBy ftree-vectorize.
	(ftree-slp-vectorize): Likewise.
	* omp-expand (expand_omp_simd): Remove flag_tree_vectorize, as it
	can no longer be set independent of flag_tree_loop_vectorize.
	* omp-general.c (emp_max_vf): Likewise.
	* opts.c (enable_fdo_optimizations): Remove references to
	flag_tree_vectorize, these are now implicit.
	(common_handle_option): Remove handling for OPT_ftree_vectorize,
	and leave it for the options machinery.

2017-08-01  Martin Liska  <mliska@suse.cz>

	PR middle-end/70140
	* builtins.c (expand_builtin_memcpy_args): Remove.
	(expand_builtin_memcpy): Call newly added function
	expand_builtin_memory_copy_args.
	(expand_builtin_memcpy_with_bounds): Likewise.
	(expand_builtin_mempcpy): Remove last argument.
	(expand_builtin_mempcpy_with_bounds): Likewise.
	(expand_builtin_memory_copy_args): New function created from
	expand_builtin_mempcpy_args with small modifications.
	(expand_builtin_mempcpy_args): Remove.
	(expand_builtin_stpcpy): Remove unused argument.
	(expand_builtin): Likewise.
	(expand_builtin_with_bounds): Likewise.

2017-08-01  Uros Bizjak  <ubizjak@gmail.com>

	PR target/81641
	* config/i386/i386.c (ix86_print_operand_address_as): For -masm=intel
	print "ds:" only for immediates in generic address space.

2017-08-01  Uros Bizjak  <ubizjak@gmail.com>

	PR target/81639
	* config/i386/i386.c (ix86_funciton_naked): New prototype.
	(ix86_function_ok_for_sibcall): Return false for naked functions.

2017-08-01  Richard Biener  <rguenther@suse.de>

	* tree-ssa-pre.c (print_pre_expr): Handle NULL expr.
	(compute_antic): Seed worklist with exit block predecessors.
	* cfganal.c (dfs_find_deadend): For a cycle return the source
	of the edge closing it.

2017-08-01  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64.c
	(aarch64_can_const_movi_rtx_p): Move 0 check.

2017-08-01  Bin Cheng  <bin.cheng@arm.com>

	* tree.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Delete.
	* fold-const.c (fold_comparison, fold_binary_loc): Delete use of
	above macro.
	* match.pd: Ditto in address comparison pattern.

2017-08-01  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/81627
	* tree-predcom.c (prepare_finalizers): Always rewrite into loop
	closed ssa form for store-store chain.

2017-08-01  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/81620
	* tree-predcom.c (add_ref_to_chain): Don't set has_max_use_after
	for store-store chain.

2017-08-01  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/81588
	* tree-ssa-reassoc.c (optimize_range_tests_var_bound): If
	ranges[i].in_p, invert comparison code ccode.  For >/>=,
	swap rhs1 and rhs2 and comparison code unconditionally,
	for </<= don't do that.  Don't swap rhs1/rhs2 again if
	ranges[i].in_p, instead invert comparison code ccode if
	opcode or oe->rank is BIT_IOR_EXPR.

	PR target/80846
	* optabs.def (vec_extract_optab, vec_init_optab): Change from
	a direct optab to conversion optab.
	* optabs.c (expand_vector_broadcast): Use convert_optab_handler
	with GET_MODE_INNER as last argument instead of optab_handler.
	* expmed.c (extract_bit_field_1): Likewise.  Use vector from
	vector extraction if possible and optab is available.
	* expr.c (store_constructor): Use convert_optab_handler instead
	of optab_handler.  Use vector initialization from smaller
	vectors if possible and optab is available.
	* tree-vect-stmts.c (vectorizable_load): Likewise.
	* doc/md.texi (vec_extract, vec_init): Document that the optabs
	now have two modes.
	* config/i386/i386.c (ix86_expand_vector_init): Handle expansion
	of vec_init from half-sized vectors with the same element mode.
	* config/i386/sse.md (ssehalfvecmode): Add V4TI case.
	(ssehalfvecmodelower, ssescalarmodelower): New mode attributes.
	(reduc_plus_scal_v8df, reduc_plus_scal_v4df, reduc_plus_scal_v2df,
	reduc_plus_scal_v16sf, reduc_plus_scal_v8sf, reduc_plus_scal_v4sf,
	reduc_<code>_scal_<mode>, reduc_umin_scal_v8hi): Add element mode
	after mode in gen_vec_extract* calls.
	(vec_extract<mode>): Renamed to ...
	(vec_extract<mode><ssescalarmodelower>): ... this.
	(vec_extract<mode><ssehalfvecmodelower>): New expander.
	(rotl<mode>3, rotr<mode>3, <shift_insn><mode>3, ashrv2di3): Add
	element mode after mode in gen_vec_init* calls.
	(VEC_INIT_HALF_MODE): New mode iterator.
	(vec_init<mode>): Renamed to ...
	(vec_init<mode><ssescalarmodelower>): ... this.
	(vec_init<mode><ssehalfvecmodelower>): New expander.
	* config/i386/mmx.md (vec_extractv2sf): Renamed to ...
	(vec_extractv2sfsf): ... this.
	(vec_initv2sf): Renamed to ...
	(vec_initv2sfsf): ... this.
	(vec_extractv2si): Renamed to ...
	(vec_extractv2sisi): ... this.
	(vec_initv2si): Renamed to ...
	(vec_initv2sisi): ... this.
	(vec_extractv4hi): Renamed to ...
	(vec_extractv4hihi): ... this.
	(vec_initv4hi): Renamed to ...
	(vec_initv4hihi): ... this.
	(vec_extractv8qi): Renamed to ...
	(vec_extractv8qiqi): ... this.
	(vec_initv8qi): Renamed to ...
	(vec_initv8qiqi): ... this.
	* config/rs6000/vector.md (VEC_base_l): New mode attribute.
	(vec_init<mode>): Renamed to ...
	(vec_init<mode><VEC_base_l>): ... this.
	(vec_extract<mode>): Renamed to ...
	(vec_extract<mode><VEC_base_l>): ... this.
	* config/rs6000/paired.md (vec_initv2sf): Renamed to ...
	(vec_initv2sfsf): ... this.
	* config/rs6000/altivec.md (splitter, altivec_copysign_v4sf3,
	vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
	vec_unpacku_lo_v8hi, mulv16qi3, altivec_vreve<mode>2): Add
	element mode after mode in gen_vec_init* calls.
	* config/aarch64/aarch64-simd.md (vec_init<mode>): Renamed to ...
	(vec_init<mode><Vel>): ... this.
	(vec_extract<mode>): Renamed to ...
	(vec_extract<mode><Vel>): ... this.
	* config/aarch64/iterators.md (Vel): New mode attribute.
	* config/s390/s390.c (s390_expand_vec_strlen, s390_expand_vec_movstr):
	Add element mode after mode in gen_vec_extract* calls.
	* config/s390/vector.md (non_vec_l): New mode attribute.
	(vec_extract<mode>): Renamed to ...
	(vec_extract<mode><non_vec_l>): ... this.
	(vec_init<mode>): Renamed to ...
	(vec_init<mode><non_vec_l>): ... this.
	* config/s390/s390-builtins.def (s390_vlgvb, s390_vlgvh, s390_vlgvf,
	s390_vlgvf_flt, s390_vlgvg, s390_vlgvg_dbl): Add element mode after
	vec_extract mode.
	* config/arm/iterators.md (V_elem_l): New mode attribute.
	* config/arm/neon.md (vec_extract<mode>): Renamed to ...
	(vec_extract<mode><V_elem_l>): ... this.
	(vec_extractv2di): Renamed to ...
	(vec_extractv2didi): ... this.
	(vec_init<mode>): Renamed to ...
	(vec_init<mode><V_elem_l>): ... this.
	(reduc_plus_scal_<mode>, reduc_plus_scal_v2di, reduc_smin_scal_<mode>,
	reduc_smax_scal_<mode>, reduc_umin_scal_<mode>,
	reduc_umax_scal_<mode>, neon_vget_lane<mode>, neon_vget_laneu<mode>):
	Add element mode after gen_vec_extract* calls.
	* config/mips/mips-msa.md (vec_init<mode>): Renamed to ...
	(vec_init<mode><unitmode>): ... this.
	(vec_extract<mode>): Renamed to ...
	(vec_extract<mode><unitmode>): ... this.
	* config/mips/loongson.md (vec_init<mode>): Renamed to ...
	(vec_init<mode><unitmode>): ... this.
	* config/mips/mips-ps-3d.md (vec_initv2sf): Renamed to ...
	(vec_initv2sfsf): ... this.
	(vec_extractv2sf): Renamed to ...
	(vec_extractv2sfsf): ... this.
	(reduc_plus_scal_v2sf, reduc_smin_scal_v2sf, reduc_smax_scal_v2sf):
	Add element mode after gen_vec_extract* calls.
	* config/mips/mips.md (unitmode): New mode iterator.
	* config/spu/spu.c (spu_expand_prologue, spu_allocate_stack,
	spu_builtin_extract): Add element mode after gen_vec_extract* calls.
	* config/spu/spu.md (inner_l): New mode attribute.
	(vec_init<mode>): Renamed to ...
	(vec_init<mode><inner_l>): ... this.
	(vec_extract<mode>): Renamed to ...
	(vec_extract<mode><inner_l>): ... this.
	* config/sparc/sparc.md (veltmode): New mode iterator.
	(vec_init<VMALL:mode>): Renamed to ...
	(vec_init<VMALL:mode><VMALL:veltmode>): ... this.
	* config/ia64/vect.md (vec_initv2si): Renamed to ...
	(vec_initv2sisi): ... this.
	(vec_initv2sf): Renamed to ...
	(vec_initv2sfsf): ... this.
	(vec_extractv2sf): Renamed to ...
	(vec_extractv2sfsf): ... this.
	* config/powerpcspe/vector.md (VEC_base_l): New mode attribute.
	(vec_init<mode>): Renamed to ...
	(vec_init<mode><VEC_base_l>): ... this.
	(vec_extract<mode>): Renamed to ...
	(vec_extract<mode><VEC_base_l>): ... this.
	* config/powerpcspe/paired.md (vec_initv2sf): Renamed to ...
	(vec_initv2sfsf): ... this.
	* config/powerpcspe/altivec.md (splitter, altivec_copysign_v4sf3,
	vec_unpacku_hi_v16qi, vec_unpacku_hi_v8hi, vec_unpacku_lo_v16qi,
	vec_unpacku_lo_v8hi, mulv16qi3): Add element mode after mode in
	gen_vec_init* calls.

2017-08-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81297
	* tree-vrp.c (get_single_symbol): Remove assert, instead drop
	TREE_OVERFLOW from INTEGER_CSTs.

2017-07-31  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (enum rs6000_reg_type): Delete trailing comma.

2017-07-31  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c: Add support for built-in functions
	vector signed char vec_xl_be (signed long long, signed char *);
	vector unsigned char vec_xl_be (signed long long, unsigned char *);
	vector signed int vec_xl_be (signed long long, signed int *);
	vector unsigned int vec_xl_be (signed long long, unsigned int *);
	vector signed long long vec_xl_be (signed long long, signed long long *);
	vector unsigned long long vec_xl_be (signed long long, unsigned long long *);
	vector signed short vec_xl_be (signed long long, signed short *);
	vector unsigned short vec_xl_be (signed long long, unsigned short *);
	vector double vec_xl_be (signed long long, double *);
	vector float vec_xl_be (signed long long, float *);
	* config/rs6000/altivec.h (vec_xl_be): Add #define.
	* config/rs6000/rs6000-builtin.def (XL_BE_V16QI, XL_BE_V8HI, XL_BE_V4SI)
	XL_BE_V2DI, XL_BE_V4SF, XL_BE_V2DF, XL_BE): Add definitions
	for the builtins.
	* config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Add function.
	(altivec_expand_builtin): Add switch statement to call
	altivec_expand_xl_be for each builtin.
	(altivec_init_builtins): Add def_builtin for _builtin_vsx_le_be_v8hi,
	__builtin_vsx_le_be_v4si, __builtin_vsx_le_be_v2di,
	__builtin_vsx_le_be_v4sf, __builtin_vsx_le_be_v2df,
	__builtin_vsx_le_be_v16qi.
	* doc/extend.texi: Update the built-in documentation file for the
	new built-in functions.

2017-07-31  Uros Bizjak  <ubizjak@gmail.com>

	PR target/25967
	* config/i386/i386.c (ix86_allocate_stack_slots_for_args):
	New function.
	(TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.

2017-07-31  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config.gcc: Add z14.
	* config/s390/driver-native.c (s390_host_detect_local_cpu): Add
	CPU model numbers for z13s and z14.
	* config/s390/s390-c.c (s390_resolve_overloaded_builtin): Replace
	arch12 with z14.
	* config/s390/s390-opts.h (enum processor_type): Rename
	PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
	* config/s390/s390.c (processor_table): Add field for CPU name to
	be passed to Binutils.
	(s390_asm_output_machine_for_arch): Use the new field in
	processor_table for Binutils.
	(s390_expand_builtin): Replace arch12 with z14.
	(s390_issue_rate): Rename PROCESSOR_ARCH12 to PROCESSOR_3906_Z14.
	(s390_get_sched_attrmask): Likewise.
	(s390_get_unit_mask): Likewise.
	* config/s390/s390.opt: Add z14 to processor_type enum.

2017-07-31  Martin Jambor  <mjambor@suse.cz>

	PR hsa/81477
	* ipa-fnsummary.c (ipa_fn_summary_generate): Set versionable
	regardless of optimization level.

2017-07-31  Jan Hubicka <hubicka@ucw.cz>
	    Martin Liska  <mliska@suse.cz>

	* predict.def: Remove old comment and adjust probability.
	* gimplify.c (should_warn_for_implicit_fallthrough): Ignore
	PREDICT statements.

2017-07-31  Uros Bizjak  <ubizjak@gmail.com>

	PR target/25967
	* config/i386/i386.c (ix86_function_naked): New function.
	(ix86_can_use_return_insn_p): Return false for naked functions.
	(ix86_expand_prologue): Skip prologue for naked functions.
	(ix86_expand_epilogue): Skip epilogue for naked functions
	and emit trap instruction.
	(ix86_warn_func_return): New function.
	(ix86_attribute_table): Add "naked" attribute specification.
	(TARGET_WARN_FUNC_RETURN): Define.
	* doc/extend.texi (x86 Function Attributes) <naked>: Document it.

2017-07-31  Martin Liska  <mliska@suse.cz>

	* gimple-pretty-print.c (dump_gimple_label): Never dump BB info.
	(dump_gimple_bb_header): Always dump BB info.
	(pp_cfg_jump): Do not append info about BB when dumping a jump.

2017-07-31  Martin Liska  <mliska@suse.cz>

	PR sanitize/81530
	* convert.c (convert_to_integer_1): Guard condition with flag_sanitize_p
	also with current_function_decl non-null equality.

2017-07-31  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/81604
	* ubsan.c (ubsan_type_descriptor): For UBSAN_PRINT_ARRAY don't
	change type to the element type, instead add eltype variable and
	use it where we are interested in the element type.

	PR tree-optimization/81603
	* ipa-polymorphic-call.c
	(ipa_polymorphic_call_context::ipa_polymorphic_call_context): Perform
	offset arithmetic in offset_int, bail out if the resulting bit offset
	doesn't fit into shwi.

2017-07-31  Martin Liska  <mliska@suse.cz>

	* gimplify.c (mostly_copy_tree_r): Remove Java specific hunk.
	(gimplify_save_expr): Fix comment.

2017-07-30  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/79793
	* config/i386/i386.c (ix86_function_arg): Update arguments for
	exception handler.
	(ix86_compute_frame_layout): Set the initial stack offset to
	INCOMING_FRAME_SP_OFFSET.  Update red-zone offset with
	INCOMING_FRAME_SP_OFFSET.
	(ix86_expand_epilogue): Don't pop the 'ERROR_CODE' off the
	stack before exception handler returns.
	* config/i386/i386.h (INCOMING_FRAME_SP_OFFSET): Add the
	the 'ERROR_CODE' for exception handler.

2017-07-30  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.h (ASM_PRINTF_EXTENSIONS): New macro.
	(ASM_OUTPUT_REG_PUSH): Rewrite with new operand modifiers.
	(ASM_OUTPUT_REG_POP): Ditto.
	* config/i386/i386.c (ix86_asm_output_function_label): Use fputs
	instead of asm_fprintf to output pure string.

2017-07-29  Jakub Jelinek  <jakub@redhat.com>

	* debug.h (struct gcc_debug_hooks): Add IMPLICIT argument
	to imported_module_or_decl hook.
	(debug_nothing_tree_tree_tree_bool): Remove.
	(debug_nothing_tree_tree_tree_bool_bool): New declaration.
	* debug.c (do_nothing_debug_hooks): Use
	debug_nothing_tree_tree_tree_bool_bool instead of
	debug_nothing_tree_tree_tree_bool.
	* vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
	* dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
	* sdbout.c (sdb_debug_hooks): Likewise.
	* dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
	(gen_namespace_die): Add DW_AT_export_symbols attribute if
	langhook wants it.
	(dwarf2out_imported_module_or_decl): Add IMPLICIT argument,
	if true, -gdwarf-5 and decl will have DW_AT_export_symbols
	attribute, don't add anything.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* fold-const.c (fold_build1_stat_loc): Remove _stat from name.
	(fold_build2_stat_loc): Likewise.
	(fold_build3_stat_loc): Likewise.
	* fold-const.h (fold_build1, fold_build2, fold_build3): Adjust.
	(fold_build1_loc): Remove macro.
	(fold_build2_loc): Likewise.
	(fold_build3_loc): Likewise.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* gimple.c (gimple_build_debug_bind_stat): Remove _stat from name.
	(gimple_build_debug_bind_source_stat): Likewise.
	* gimple.h (gimple_build_debug_bind): Remove macro.
	(gimple_build_debug_bind_source): Likewise.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* bitmap.c (bitmap_alloc): Adjust.
	(bitmap_gc_alloc): Likewise.
	* bitmap.h (bitmap_initialize_stat): Remove _stat from name.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* bitmap.c (bitmap_obstack_alloc_stat): Rename to bitmap_alloc.
	(bitmap_gc_alloc_stat): Rename to bitmap_gc_alloc.
	* bitmap.h (bitmap_obstack_alloc_stat): Adjust prototype.
	(bitmap_gc_alloc_stat): Likewise.
	(BITMAP_ALLOC, BITMAP_GGC_ALLOC): Adjust.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* rtl.c (shallow_copy_rtx_stat): Remove _stat from name.
	* rtl.h (shallow_copy_rtx): Remove macro.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* emit-rtl.c (gen_raw_REG): Adjust.
	* gengenrtl.c (gendef): Likewise.
	* rtl.c (rtx_alloc_stat): Remove _stat from name.
	* rtl.h (rtx_alloc): Remove macro.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree.c (build_tree_list_vec_stat): Remove _stat from name.
	(build_tree_list_stat): Likewise.
	* tree.h (build_tree_list): Remove macro.
	(build_tree_list_vec): Likewise.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree.c (make_vector_stat): Remove _stat from name.
	(build_vector_stat): Likewise.
	* tree.h (make_vector_stat): Remove macro.
	(build_vector_stat): Likewise.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree.h (build_var_debug_value): Remove prototype.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree.c (tree_cons_stat): Remove _stat from name.
	* tree.h (tree_cons): Remove macro.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree.c (build_vl_exp_stat): Remove _stat from name.
	* tree.h (build_vl_exp): Remove macro.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree.c (build_decl_stat): Remove _stat from name.
	* tree.h (build_decl): Remove macro.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* gimple.c (gimple_build_with_ops_stat): Adjust.
	(gimple_alloc_stat): Remove _stat from name.
	* gimple.h (gimple_alloc): Remove macro.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree.c (make_tree_vec_stat): Remove _stat from name.
	(grow_tree_vec_stat): Likewise.
	* tree.h (make_tree_vec_stat): Adjust prototype.
	(grow_tree_vec_stat): Likewise.
	(make_tree_vec): Remove macro.
	(grow_tree_vec): Likewise.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* fold-const.c (fold_build1_stat_loc): Adjust.
	(fold_build2_stat_loc): Likewise.
	(fold_build3_stat_loc): Likewise.
	* tree.c (build0_stat): Remove _stat from name.
	(build1_stat): Likewise.
	(build2_stat): Likewise.
	(build3_stat): Likewise.
	(build4_stat): Likewise.
	(build5_stat): Likewise.
	* tree.h (build1_loc): Remove macro, and rename _stat function
	to this.
	(build2_loc): Likewise.
	(build3_loc): Likewise.
	(build4_loc): Likewise.
	(build5_loc): Likewise.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree.c (make_int_cst_stat): Remove _stat from name.
	* tree.h (make_int_cst_stat): Adjust prototype.
	(make_int_cst): Remove macro.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree.c (make_tre_binfo_stat): Remove _stat from name.
	* tree.h (make_tree_binfo_stat): Adjust prototype.
	(make_tree_binfo): Remove.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree.c (copy_node_stat): Rename to copy_node.
	(build_distinct_type_copy): Adjust.
	* tree.h (copy_node_stat): Adjust prototype.
	(copy_node): Remove macro.

2017-07-28  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree.c (make_node_stat): rename to make_node.
	(build_tree_list_stat): Adjust.
	(build0_stat): Likewise.
	(build2_stat): Likewise.
	(build3_stat): Likewise.
	(build4_stat): Likewise.
	(build5_stat): Likewise.
	(build_decl_stat): Likewise.
	* tree.h (make_node_stat): Adjust prototype.
	(make_node): remove macro.

2017-07-28  Peter Bergner  <bergner@vnet.ibm.com>

	* config/rs6000/ppc-auxv.h (PPC_FEATURE2_DARN): New define.
	(PPC_FEATURE2_SCV): Likewise.
	* config/rs6000/rs6000.c (cpu_supports_info): Use them.

2017-07-28  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64.c
	(aarch64_internal_mov_immediate): Add new special pattern.
	* config/aarch64/aarch64.md (*movdi_aarch64):
	Add reg/32bit const mov case.

2017-07-28  Tamar Christina  <tamar.christina@arm.com>
	    Richard Sandiford <richard.sandiford@linaro.org>

	* config/aarch64/aarch64.md (mov<mode>): Generalize.
	(*movhf_aarch64, *movsf_aarch64, *movdf_aarch64):
	Add integer and movi cases.
	(movi-split-hf-df-sf split, fp16): New.
	(enabled): Added TARGET_FP_F16INST.
	* config/aarch64/iterators.md (GPF_HF): New.
	* config/aarch64/predicates.md (aarch64_reg_or_fp_float): New.

2017-07-28  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64.c
	(aarch64_simd_container_mode): Add prototype.
	(aarch64_expand_mov_immediate): Add HI support.
	(aarch64_reinterpret_float_as_int, aarch64_float_const_rtx_p: New.
	(aarch64_can_const_movi_rtx_p): New.
	(aarch64_preferred_reload_class):
	Remove restrictions of using FP registers for certain SIMD operations.
	(aarch64_rtx_costs): Added new cost for CONST_DOUBLE moves.
	(aarch64_valid_floating_const): Add integer move validation.
	(aarch64_simd_imm_scalar_p): Remove.
	(aarch64_output_scalar_simd_mov_immediate): Generalize function.
	(aarch64_legitimate_constant_p): Expand list of supported cases.
	* config/aarch64/aarch64-protos.h
	(aarch64_float_const_rtx_p, aarch64_can_const_movi_rtx_p): New.
	(aarch64_reinterpret_float_as_int): New.
	(aarch64_simd_imm_scalar_p): Remove.
	* config/aarch64/constraints.md (Uvi): New.
	(Dd): Split into Ds and new Dd.
	* config/aarch64/aarch64.md (*movsi_aarch64):
	Add SIMD mov case.
	(*movdi_aarch64): Add SIMD mov case.

2017-07-28  Bin Cheng  <bin.cheng@arm.com>

	* tree-predcom.c: (struct chain): Handle store-store chain in which
	stores for elimination only store loop invariant values.
	(execute_pred_commoning_chain): Ditto.
	(prepare_initializers_chain_store_elim): Ditto.
	(prepare_finalizers): Ditto.
	(is_inv_store_elimination_chain): New function.
	(initialize_root_vars_store_elim_1): New function.

2017-07-28  Bin Cheng  <bin.cheng@arm.com>

	* tree-predcom.c: Revise general description of the pass.
	(enum chain_type): New enum type for store elimination.
	(struct chain): New field supporting store elimination.
	(struct component): Ditto.
	(dump_chain): Dump store-stores chain.
	(release_chain): Release resources.
	(split_data_refs_to_components): Compute and create component
	contains only stores for elimination.
	(get_chain_last_ref_at): New function.
	(make_invariant_chain): Initialization.
	(make_rooted_chain): Specify chain type in parameter and record it.
	(add_looparound_copies): Skip for store-stores chain.
	(determine_roots_comp): Compute type of chain and pass it to
	make_rooted_chain.
	(initialize_root_vars_store_elim_2): New function.
	(finalize_eliminated_stores): New function.
	(remove_stmt): Handle store for elimination.
	(execute_pred_commoning_chain): Execute predictive commoning on
	store-store chains.
	(determine_unroll_factor): Skip unroll for store-stores chain.
	(prepare_initializers_chain_store_elim): New function.
	(prepare_initializers_chain): Hanlde store-store chain.
	(prepare_finalizers_chain, prepare_finalizers): New function.
	(tree_predictive_commoning_loop): Return integer value indicating
	if loop is unrolled or lcssa form is corrupted.
	(tree_predictive_commoning): Rewrite for lcssa form if necessary.

2017-07-28  Bin Cheng  <bin.cheng@arm.com>

	* tree-predcom.c (initialize_root): Delete.
	(execute_pred_commoning_chain): Initialize root vars and replace
	reference of non-combined chain directly, rather than call above
	function.

2017-07-28  Bin Cheng  <bin.cheng@arm.com>

	* tree-predcom.c (ref_at_iteration): Add parameter NITERS.  Compute
	memory reference to DR at (NITERS + ITERS)-th iteration of loop.

2017-07-28  Bin Cheng  <bin.cheng@arm.com>

	* tree-predcom.c (struct chain): New field init_seq.
	(release_chain): Release init_seq.
	(prepare_initializers_chain): Record intialization stmts in above
	field.
	(insert_init_seqs): New function.
	(tree_predictive_commoning_loop): Call insert_init_seqs.

2017-07-28  Bin Cheng  <bin.cheng@arm.com>

	* tree-predcom.c (determine_roots_comp): Skip trivial components.

2017-07-28  Richard Biener  <rguenther@suse.de>

	* match.pd: Remove superfluous :c.
	* genmatch.c (simplify::id): Add member.
	(lower_commutative, lower_opt_convert, lower_cond, lower_for):
	Copy id.
	(current_id): New global.
	(dt_node::parent): Move from ...
	(dt_operand::parent): ... here.  Add for_id member.
	(is_a_helper <dt_operand *>::test): DT_TRUE is also a dt_operand.
	(decision_tree::find_node): Relax order requirement when
	merging DT_TRUE nodes to ones inbetween the current simplify
	and the one we try to merge with.  Add diagnostic whenever
	we need to enforce pattern order by not merging.
	(decision_tree::insert): Set current_id.
	(decision_tree::print_node): Dump parent node and for_id.
	(parser::last_id): Add member.
	(parser::push_simplify): Assign unique id.
	(parser::parser): Initialize last_id.

2017-07-28  Martin Liska  <mliska@suse.cz>

	PR sanitizer/81340
	* sanopt.c (sanitize_rewrite_addressable_params): Set VALUE_EXPR after
	gimple_build_debug_bind.

2017-07-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81502
	* match.pd: Add pattern combining BIT_INSERT_EXPR with
	BIT_FIELD_REF.
	* tree-cfg.c (verify_expr): Verify types of BIT_FIELD_REF
	size/pos operands.
	(verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR pos.
	* gimple-fold.c (maybe_canonicalize_mem_ref_addr): Use bitsizetype
	for BIT_FIELD_REF args.
	* fold-const.c (make_bit_field_ref): Likewise.
	* tree-vect-stmts.c (vectorizable_simd_clone_call): Likewise.

2017-07-28  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/80998
	* sanopt.c (pass_sanopt::execute): Handle IFN_UBSAN_PTR.
	* tree-ssa-alias.c (call_may_clobber_ref_p_1): Likewise.
	* flag-types.h (enum sanitize_code): Add SANITIZER_POINTER_OVERFLOW.
	Or it into SANITIZER_UNDEFINED.
	* ubsan.c: Include gimple-fold.h and varasm.h.
	(ubsan_expand_ptr_ifn): New function.
	(instrument_pointer_overflow): New function.
	(maybe_instrument_pointer_overflow): New function.
	(instrument_object_size): Formatting fix.
	(pass_ubsan::execute): Call instrument_pointer_overflow
	and maybe_instrument_pointer_overflow.
	* internal-fn.c (expand_UBSAN_PTR): New function.
	* ubsan.h (ubsan_expand_ptr_ifn): Declare.
	* sanitizer.def (__ubsan_handle_pointer_overflow,
	__ubsan_handle_pointer_overflow_abort): New builtins.
	* tree-ssa-tail-merge.c (merge_stmts_p): Handle IFN_UBSAN_PTR.
	* internal-fn.def (UBSAN_PTR): New internal function.
	* opts.c (sanitizer_opts): Add pointer-overflow.
	* lto-streamer-in.c (input_function): Handle IFN_UBSAN_PTR.
	* fold-const.c (build_range_check): Compute pointer range check in
	integral type if pointer arithmetics would be needed.  Formatting
	fixes.

2017-07-28  Martin Liska  <mliska@suse.cz>

	PR sanitizer/81460
	* sanopt.c (sanitize_rewrite_addressable_params): Do not rewrite
	parameters that are of a variable-length.

2017-07-28  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config.gcc (powerpc-*-rtems*): Remove rs6000/eabi.h.  Add
	rs6000/biarch64.h.
	* config/rs6000/rtems.h (ASM_DECLARE_FUNCTION_SIZE): New macro.
	(ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
	(CRT_CALL_STATIC_FUNCTION): Likewise.
	(ASM_DEFAULT_SPEC): New define.
	(ASM_SPEC32): Likewise.
	(ASM_SPEC64): Likewise.
	(ASM_SPEC_COMMON): Likewise.
	(ASM_SPEC): Likewise.
	(INVALID_64BIT): Likewise.
	(LINK_OS_DEFAULT_SPEC): Likewise.
	(LINK_OS_SPEC32): Likewise.
	(LINK_OS_SPEC64): Likewise.
	(POWERPC_LINUX): Likewise.
	(PTRDIFF_TYPE): Likewise.
	(RESTORE_FP_PREFIX): Likewise.
	(RESTORE_FP_SUFFIX): Likewise.
	(SAVE_FP_PREFIX): Likewise.
	(SAVE_FP_SUFFIX): Likewise.
	(SIZE_TYPE): Likewise.
	(SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
	(TARGET_64BIT): Likewise.
	(TARGET_64BIT): Likewise.
	(TARGET_AIX): Likewise.
	(WCHAR_TYPE_SIZE): Likewise.
	(WCHAR_TYPE): Undefine.
	(TARGET_OS_CPP_BUILTINS): Add 64-bit PowerPC defines.
	(CPP_OS_DEFAULT_SPEC): Use previous CPP_OS_RTEMS_SPEC.
	(CPP_OS_RTEMS_SPEC): Delete.
	(SUBSUBTARGET_EXTRA_SPECS): Remove cpp_os_rtems.  Add
	asm_spec_common, asm_spec32, asm_spec64, link_os_spec32, and
	link_os_spec64.
	* config/rs6000/t-rtems: Add mcpu=e6500/m64 multilibs.

2017-07-28  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/81578
	* tree-parloops.c (build_new_reduction): Bail out if
	reduction_code isn't one of the standard OpenMP reductions.
	Move the details printing after that decision.

2017-07-27  Peter Bergner  <bergner@vnet.ibm.com>

	* config/rs6000/predicates.md (volatile_mem_operand): Remove code
	related to reload_in_progress.
	(splat_input_operand): Likewise.
	* config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
	Delete prototype.
	* config/rs6000/rs6000.c (machine_function): Remove sdmode_stack_slot
	field.
	(TARGET_EXPAND_TO_RTL_HOOK): Delete.
	(TARGET_INSTANTIATE_DECLS): Likewise.
	(legitimate_indexed_address_p): Delete reload_in_progress code.
	(rs6000_debug_legitimate_address_p): Likewise.
	(rs6000_eliminate_indexed_memrefs): Likewise.
	(rs6000_emit_le_vsx_store): Likewise.
	(rs6000_emit_move_si_sf_subreg): Likewise.
	(rs6000_emit_move): Likewise.
	(register_to_reg_type): Likewise.
	(rs6000_pre_atomic_barrier): Likewise.
	(rs6000_machopic_legitimize_pic_address): Likewise.
	(rs6000_allocate_stack_temp): Likewise.
	(rs6000_address_for_fpconvert): Likewise.
	(rs6000_address_for_altivec): Likewise.
	(rs6000_secondary_memory_needed_rtx): Delete function.
	(rs6000_check_sdmode): Likewise.
	(rs6000_alloc_sdmode_stack_slot): Likewise.
	(rs6000_instantiate_decls): Likewise.
	* config/rs6000/rs6000.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
	* config/rs6000/rs6000.md (splitter for *movsi_got_internal):
	Delete reload_in_progress.
	(*vec_reload_and_plus_<mptrsize>): Likewise.
	* config/rs6000/vsx.md (vsx_mul_v2di): Likewise.
	(vsx_div_v2di): Likewise.
	(vsx_udiv_v2di): Likewise.

2017-07-27  Peter Bergner  <bergner@vnet.ibm.com>

	* config/rs6000/rs6000.opt (mlra): Replace with stub.
	* config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Delete OPTION_MASK_LRA.
	* config/rs6000/rs6000.c (TARGET_LRA_P): Delete.
	(rs6000_debug_reg_global): Delete print of LRA status.
	(rs6000_option_override_internal): Delete dead LRA related code.
	(rs6000_lra_p): Delete function.
	* doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mlra.

2017-07-27  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config.gcc (riscv*-*-elf*): Add (riscv*-*-rtems*).
	* config/riscv/rtems.h: New file.

2017-07-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
	    Sudakshina Das  <sudi.das@arm.com>

	* config/aarch64/aarch64.md
	(define_split for and<mode>3nr_compare): Move
	non aarch64_logical_operand to a register.
	(define_split for and_<SHIFT:optab><mode>3nr_compare0): Move non
	register immediate operand to a register.
	* config/aarch64/predicates.md (aarch64_mov_imm_operand): New.

2017-07-27  Peter Bergner  <bergner@vnet.ibm.com>

	PR middle-end/81564
	* tree-cfg.c (group_case_labels_stmt): Handle already deleted blocks.

2017-07-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81573
	PR tree-optimization/81494
	* tree-vect-loop.c (vect_create_epilog_for_reduction): Handle
	multi defuse cycle case.

2017-07-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81571
	* tree-vect-slp.c (vect_build_slp_tree): Properly verify reduction
	PHIs.

2017-07-27  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.c (sparc_option_override): Set MASK_FSMULD flag
	earlier and only if MASK_FPU is set.  Adjust formatting.

2017-07-27  Martin Liska  <mliska@suse.cz>

	* opt-functions.awk: Add validation of value of Init.
	* optc-gen.awk: Pass new argument.

2017-07-27  Martin Liska  <mliska@suse.cz>

	* auto-profile.c (autofdo_source_profile::update_inlined_ind_target):
	Fix wrong condition.

2017-07-27  Martin Liska  <mliska@suse.cz>

	* auto-profile.c (afdo_annotate_cfg): Assign zero counts to
	BBs and edges seen by autoFDO.

2017-07-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81502
	* tree-ssa.c (non_rewritable_lvalue_p): Handle BIT_INSERT_EXPR
	with incompatible but same sized type.
	(execute_update_addresses_taken): Likewise.

2017-07-27  James Greenhalgh  <james.greenhalgh@arm.com>

	* tree-ssa-loop-ch.c (pass_ch::process_loop_p): Guard on
	flag_tree_loop_vectorize rather than flag_tree_vectorize.

2017-07-27  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/81534
	* config/s390/s390.md ("*atomic_compare_and_swap<mode>_1")
	("*atomic_compare_and_swapdi_2", "*atomic_compare_and_swapsi_3"):
	Change s_operand to memory_operand.

2017-07-27  Richard Sandiford  <richard.sandiford@linaro.org>

	* config/rs6000/rs6000-protos.h (rs6000_emit_le_vsx_permute): Declare.
	* config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Replace with...
	(rs6000_emit_le_vsx_permute): ...this.  Take the destination as input.
	Emit instructions rather than returning an expression.  Handle TFmode
	and KFmode by casting to TImode.
	(rs6000_emit_le_vsx_load): Update to use rs6000_emit_le_vsx_permute.
	(rs6000_emit_le_vsx_store): Likewise.
	* config/rs6000/vsx.md (VSX_TI): New iterator.
	(*vsx_le_permute_<mode>): Use it instead of VSX_LE_128.
	(*vsx_le_undo_permute_<mode>): Likewise.
	(*vsx_le_perm_load_<mode>): Use rs6000_emit_le_vsx_permute to
	emit the split sequence.
	(*vsx_le_perm_store_<mode>): Likewise.

2017-07-27  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/81555
	PR tree-optimization/81556
	* tree-ssa-reassoc.c (rewrite_expr_tree): Add NEXT_CHANGED argument,
	if true, force CHANGED for the recursive invocation.
	(reassociate_bb): Remember original length of ops array, pass
	len != orig_len as NEXT_CHANGED in rewrite_expr_tree call.

	* attribs.c (decl_attributes): Imply noinline, noclone and no_icf
	attributes for noipa attribute.  For naked attribute use
	lookup_attribute first before lookup_attribute_spec.
	* final.c (rest_of_handle_final): Disable IPA RA for functions with
	noipa attribute.
	* ipa-visibility.c (non_local_p): Fix comment typos.  Return true
	for functions with noipa attribute.
	(cgraph_externally_visible_p): Return true for functions with noipa
	attribute.
	* cgraph.c (cgraph_node::get_availability): Return AVAIL_INTERPOSABLE
	for functions with noipa attribute.
	* doc/extend.texi: Document noipa function attribute.
	* tree-ssa-structalias.c (refered_from_nonlocal_fn): Set *nonlocal_p
	also for functions with noipa attribute.
	(ipa_pta_execute): Set nonlocal_p also for nodes with noipa attribute.

2017-07-26  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64.c (thunderx_vector_cost): Decrease cost of
	vec_unalign_load_cost and vec_unalign_store_cost.

2017-07-26  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Delete
	-mvsx-small-integer option.
	(ISA_3_0_MASKS_IEEE): Likewise.
	(OTHER_VSX_VECTOR_MASKS): Likewise.
	(POWERPC_MASKS): Likewise.
	* config/rs6000/rs6000.opt (-mvsx-small-integer): Likewise.
	* config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Simplify
	code, only testing for DImode being allowed in non-VSX floating
	point registers.
	(rs6000_init_hard_regno_mode_ok): Change TARGET_VSX_SMALL_INTEGER
	to TARGET_P8_VECTOR test.  Remove redundant VSX test inside of
	another VSX test.
	(rs6000_option_override_internal): Delete -mvsx-small-integer.
	(rs6000_expand_vector_set): Change TARGET_VSX_SMALL_INTEGER to
	TARGET_P8_VECTOR test.
	(rs6000_secondary_reload_simple_move): Likewise.
	(rs6000_preferred_reload_class): Delete TARGET_VSX_SMALL_INTEGER,
	since TARGET_P9_VECTOR was already tested.
	(rs6000_opt_masks): Remove -mvsx-small-integer.
	* config/rs6000/vsx.md (vsx_extract_<mode>): Delete
	TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
	used.
	(vsx_extract_<mode>_p9): Delete TARGET_VSX_SMALL_INTEGER, since a
	test for TARGET_VEXTRACTUB was used, and that uses
	TARGET_P9_VECTOR.
	(p9 extract splitter): Likewise.
	(vsx_extract_<mode>_di_p9): Likewise.
	(vsx_extract_<mode>_store_p9): Likewise.
	(vsx_extract_si): Delete TARGET_VSX_SMALL_INTEGER, since a test
	for TARGET_P9_VECTOR was used.  Delete code that is now dead with
	the elimination of TARGET_VSX_SMALL_INTEGER.
	(vsx_extract_<mode>_p8): Likewise.
	(vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Likewise.
	(vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
	(vsx_set_<mode>_p9): Likewise.
	(vsx_set_v4sf_p9): Likewise.
	(vsx_set_v4sf_p9_zero): Likewise.
	(vsx_insert_extract_v4sf_p9): Likewise.
	(vsx_insert_extract_v4sf_p9_2): Likewise.
	* config/rs6000/rs6000.md (sign extend splitter): Change
	TARGET_VSX_SMALL_INTEGER to TARGET_P8_VECTOR test.
	(floatsi<mode>2_lfiwax_mem): Likewise.
	(floatunssi<mode>2_lfiwzx_mem): Likewise.
	(float<QHI:mode><FP_ISA3:mode>2): Delete TARGET_VSX_SMALL_INTEGER,
	since a test for TARGET_P9_VECTOR was used.
	(float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
	(floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
	(floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
	(fix_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
	TARGET_P8_VECTOR test.
	(fix_trunc<mode>si2_stfiwx): Likewise.
	(fix_trunc<mode>si2_internal): Likewise.
	(fix_trunc<SFDF:mode><QHI:mode>2): Delete
	TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
	used.
	(fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
	(fixuns_trunc<mode>si2): Change TARGET_VSX_SMALL_INTEGER to
	TARGET_P8_VECTOR test.
	(fixuns_trunc<mode>si2_stfiwx): Likewise.
	(fixuns_trunc<SFDF:mode><QHI:mode>2): Delete
	TARGET_VSX_SMALL_INTEGER, since a test for TARGET_P9_VECTOR was
	used.
	(fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
	(fctiw<u>z_<mode>_smallint): Delete TARGET_VSX_SMALL_INTEGER,
	since a test for TARGET_P9_VECTOR was used.
	(splitter for loading small constants): Likewise.

2017-07-26  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64.c (thunderx_vector_cost): Fix
	vec_fp_stmt_cost.

2017-07-26  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/81563
	* config/i386/i386.c (sp_valid_at): Properly check CFA offset.
	(fp_valid_at): Likewise.

2017-07-26  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c (cortexa57_addrcost_table): Remove.
	(qdf24xx_addrcost_table): Likewise.
	(cortexa57_tunings): Update to use generic_branch_cost.
	(cortexa72_tunings): Likewise.
	(cortexa73_tunings): Likewise.
	(qdf24xx_tunings): Likewise.

2017-07-26  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c (cortexa57_branch_cost): Remove.
	(thunderx2t99_branch_cost): Likewise.
	(cortexa35_tunings): Update to use generic_branch_cost.
	(cortexa53_tunings): Likewise.
	(cortexa57_tunings): Likewise.
	(cortexa72_tunings): Likewise.
	(cortexa73_tunings): Likewise.
	(thunderx2t99_tunings): Likewise.

2017-07-26  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config/sparc/sparc.c (dump_target_flag_bits): Dump MASK_FSMULD.
	(sparc_option_override): Honour MASK_FSMULD.
	* config/sparc/sparc.h (MASK_FEATURES): Add MASK_FSMULD.
	* config/sparc/sparc.md (muldf3_extend): Use TARGET_FSMULD.
	* config/sparc/sparc.opt (mfsmuld): New option.
	* doc/invoke.texi (mfsmuld): Document option.

2017-07-26  Marek Polacek  <polacek@redhat.com>

	PR middle-end/70992
	* tree.c (build2_stat): Don't set TREE_CONSTANT on divisions by zero.

2017-07-26  Richard Biener  <rguenther@suse.de>

	* gimple-match-head.c (do_valueize): Return OP if valueize
	returns NULL_TREE.
	(get_def): New helper to get at the def stmt of a SSA name
	if valueize allows.
	* genmatch.c (dt_node::gen_kids_1): Use get_def instead of
	do_valueize to get at the def stmt.
	(dt_operand::gen_gimple_expr): Simplify do_valueize calls.

2017-07-26  Wilco Dijkstra  <wdijkstr@arm.com>

	PR middle-end/46932
	* auto-inc-dec.c (parse_add_or_inc): Block autoinc on sfp.

2017-07-26  Martin Liska  <mliska@suse.cz>

	PR sanitize/81186
	* function.c (expand_function_start): Make expansion of
	nonlocal_goto_save_area after parm_birth_insn.

2017-07-26  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config/sparc/sparc.c (sparc_option_override): Remove MASK_FPU
	from all CPU target flags enable members.

2017-07-26  Richard Biener  <rguenther@suse.de>

	* genmatch.c (dt_simplify::gen): Make iterator vars const.
	(decision_tree::gen): Make 'type' const.
	(write_predicate): Likewise.

2017-07-24  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok):
	Eliminate TARGET_UPPER_REGS_{DF,DI,SF} usage.
	(rs6000_option_override_internal): Likewise.
	(rs6000_expand_vector_set): Likewise.
	* config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Delete.
	(TARGET_UPPER_REGS_SF): Likewise.
	(TARGET_UPPER_REGS_DI): Likewise.
	(TARGET_VEXTRACTUB): Eliminate TARGET_UPPER_REGS_{DF,DI,SF}.
	(TARGET_DIRECT_MOVE_64BIT): Likewise.
	* config/rs6000/rs6000.md (ALTIVEC_DFORM): Likewise.
	(float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
	(Splitters for DI constants in Altivec registers): Likewise.
	* config/rs6000/vsx.md (vsx_set_<mode>_p9): Likewise.
	(vsx_set_v4sf_p9): Likewise.
	(vsx_set_v4sf_p9_zero): Likewise.
	(vsx_insert_extract_v4sf_p9): Likewise.
	(vsx_insert_extract_v4sf_p9_2): Likewise.

2017-07-25  Carl Love  <cel@us.ibm.com>

	* doc/extend.texi: Update the built-in documentation file for the
	existing built-in functions
	vector signed char vec_cnttz (vector signed char);
	vector unsigned char vec_cnttz (vector unsigned char);
	vector signed short vec_cnttz (vector signed short);
	vector unsigned short vec_cnttz (vector unsigned short);
	vector signed int vec_cnttz (vector signed int);
	vector unsigned int vec_cnttz (vector unsigned int);
	vector signed long long vec_cnttz (vector signed long long);
	vector unsigned long long vec_cnttz (vector unsigned long long);

2017-07-25  Andrew Pinski  <apinski@cavium.com>

	* tree-ssa-uninit.c (warn_uninitialized_vars): Don't warn about memory
	accesses where the use is for the first operand of a BIT_INSERT.

2017-07-25  Jim Wilson  <jim.wilson@linaro.org>

	PR bootstrap/81521
	* config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
	for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.

2017-07-25  Jim Wilson  <jim.wilson@linaro.org>

	* config/i386/gstabs.h: Delete.
	* config/i386/openbsd.h, config/i386/t-openbsd: Likewise.

2017-07-25  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_decompose_address): Do not check for
	register RTX when looking at index_reg or base_reg.
	* config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use stack_pointer_rtx.

2017-07-25  Eric Botcazou  <ebotcazou@adacore.com>

	* gimple.c (gimple_assign_set_rhs_with_ops): Do not ask gsi_replace
	to update EH info here.

2017-07-25  Alexander Monakov  <amonakov@ispras.ru>

	* match.pd ((X * CST1) * CST2): Simplify to X * (CST1 * CST2).

2017-07-25  Alexander Monakov  <amonakov@ispras.ru>

	* match.pd ((X * CST) * Y): Reassociate to (X * Y) * CST.

2017-07-25  Torsten Duwe  <duwe@suse.de>

	* common.opt: Introduce -fpatchable-function-entry
	command line option, and its variables function_entry_patch_area_size
	and function_entry_patch_area_start.
	* opts.c (common_handle_option): Add -fpatchable_function_entry_ case,
	including a two-value parser.
	* target.def (print_patchable_function_entry): New target hook.
	* targhooks.h (default_print_patchable_function_entry): New function.
	* targhooks.c (default_print_patchable_function_entry): Likewise.
	* toplev.c (process_options): Switch off IPA-RA if
	patchable function entries are being generated.
	* varasm.c (assemble_start_function): Look at the
	patchable-function-entry command line switch and current
	function attributes and maybe generate NOP instructions by
	calling the print_patchable_function_entry hook.
	* doc/extend.texi: Document patchable_function_entry attribute.
	* doc/invoke.texi: Document -fpatchable_function_entry
	command line option.
	* doc/tm.texi.in (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY):
	New target hook.
	* doc/tm.texi: Re-generate.

2017-07-25  Jakub Jelinek  <jakub@redhat.com>

	PR target/81532
	* config/i386/constraints.md (Yd, Ye): Use ALL_SSE_REGS for
	TARGET_AVX512DQ rather than TARGET_AVX512BW.

2017-07-25  Tamar Christina  <tamar.christina@arm.com>

	* config/arm/parsecpu.awk (all_cores): Remove duplicates.

2017-07-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81455
	* tree-ssa-loop-unswitch.c (find_loop_guard): Make sure to
	not walk in cycles when looking for guards.

2017-07-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81529
	* tree-vect-stmts.c (process_use): Disregard live induction PHIs
	when optimizing backedge uses.

2017-07-25  David Edelsohn  <dje.gcc@gmail.com>

	* dwarf2asm.c (dw2_asm_output_nstring): Encode double quote
	character for AIX.
	* dwarf2out.c (output_macinfo): Copy debug_line_section_label
	to dl_section_ref.  On AIX, append an expression to subtract
	the size of the section length to dl_section_ref.

2017-07-25  Segher Boessenkool  <segher@kernel.crashing.org>

	* configure.ac: If any of the config.* scripts fail, exit 1.
	* configure: Regenerate.

2017-07-25  Richard Biener  <rguenther@suse.de>

	PR middle-end/81546
	* tree-ssa-operands.c (verify_imm_links): Remove cap on number
	of immediate uses, be more verbose on errors.

2017-07-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81510
	* tree-vect-loop.c (vect_is_simple_reduction): When the
	reduction stmt is not inside the loop bail out.

2017-07-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81303
	* tree-vect-loop-manip.c (vect_loop_versioning): Build
	profitability check against LOOP_VINFO_NITERSM1.

2017-07-25  Alexander Monakov  <amonakov@ispras.ru>

	* domwalk.c (cmp_bb_postorder): Simplify.
	(sort_bbs_postorder): New function.  Use it...
	(dom_walker::walk): ...here to optimize common cases.

2017-07-25  Martin Liska  <mliska@suse.cz>

	PR ipa/81520
	* ipa-visibility.c (function_and_variable_visibility): Make the
	redirection just on target that supports aliasing.
	Fix GNU coding style.

2017-07-25  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	PR libgcc/61152
	* config/aarch64/rtems.h: Add GCC Runtime Library Exception.
	Format changes.
	* config/arm/rtems.h: Likewise.
	* config/bfin/rtems.h: Likewise.
	* config/i386/rtemself.h: Likewise.
	* config/lm32/rtems.h: Likewise.
	* config/m32c/rtems.h: Likewise.
	* config/m68k/rtemself.h: Likewise.
	* config/microblaze/rtems.h: Likewise.
	* config/mips/rtems.h: Likewise.
	* config/moxie/rtems.h: Likewise.
	* config/nios2/rtems.h: Likewise.
	* config/powerpcspe/rtems.h: Likewise.
	* config/rs6000/rtems.h: Likewise.
	* config/rtems.h: Likewise.
	* config/sh/rtems.h: Likewise.
	* config/sh/rtemself.h: Likewise.
	* config/sparc/rtemself.h: Likewise.

2017-07-25  Georg-Johann Lay  <avr@gjlay.de>

	PR 81487
	* hsa-brig.c (brig_init): Use xasprintf instead of asprintf.
	* gimple-pretty-print.c (dump_profile, dump_probability): Same.
	* tree-ssa-structalias.c (alias_get_name): Same.

2017-07-25  Bin Cheng  <bin.cheng@arm.com>

	PR target/81414
	* config/aarch64/cortex-a57-fma-steering.c (analyze): Skip fmul/fmac
	instructions if no du chain is found.

2017-07-25  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr-log.c (avr_log_vadump) ['T']: Print NULL-TREE.

2017-07-25  Richard Biener  <rguenther@suse.de>

	PR middle-end/81505
	* fold-const.c (fold_negate_const): TREE_OVERFLOW should be
	sticky.

2017-07-24  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Delete
	upper-regs options.
	(ISA_2_7_MASKS_SERVER): Likewise.
	(ISA_3_0_MASKS_IEEE): Likewise.
	(OTHER_P8_VECTOR_MASKS): Likewise.
	(OTHER_VSX_VECTOR_MASKS): Likewise.
	(POWERPC_MASKS): Likewise.
	(power7 cpu): Use ISA_2_6_MASKS_SERVER instead of using a
	duplicate list of options.
	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Remove
	explicit -mupper-regs options.
	* config/rs6000/rs6000.opt (-mvsx-scalar-memory): Delete
	-mupper-regs* options.  Delete -mvsx-scalar-memory, which was an
	alias for -mupper-regs-df.
	* config/rs6000/rs6000.c (rs6000_setup_reg_addr_masks): Likewise.
	(rs6000_init_hard_regno_mode_ok): Likewise.
	(rs6000_option_override_internal): Likewise.
	(rs6000_opt_masks): Likewise.
	* config/rs6000/rs6000.h (TARGET_UPPER_REGS_DF): Define upper regs
	options in terms of whether -mvsx or -mpower8-vector was used.
	(TARGET_UPPER_REGS_DI): Likewise.
	(TARGET_UPPER_REGS_SF): Likewise.
	* doc/invoke.texi (RS/6000 and PowerPC Options): Delete the
	-mupper-regs-* options.

2017-07-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* passes.c (emergency_dump_function): Print some empty lines and a
	header before the RTL dump.

2017-07-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* cfgrtl.c (rtl_dump_bb): Don't call NEXT_INSN on NULL.

2017-07-24  Wilco Dijkstra  <wdijkstr@arm.com>

	PR target/79041
	* config/aarch64/aarch64.c (aarch64_classify_symbol):
	Avoid SYMBOL_SMALL_ABSOLUTE for literals with pc-relative literals.

2017-07-24  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c.c: Add support for built-in functions
	vector float vec_extract_fp32_from_shorth (vector unsigned short);
	vector float vec_extract_fp32_from_shortl (vector unsigned short);
	* config/rs6000/altivec.h (vec_extract_fp_from_shorth,
	vec_extract_fp_from_shortl): Add defines for the two builtins.
	* config/rs6000/rs6000-builtin.def (VEXTRACT_FP_FROM_SHORTH,
	VEXTRACT_FP_FROM_SHORTL): Add BU_P9V_OVERLOAD_1 and BU_P9V_VSX_1
	new builtins.
	* config/rs6000/vsx.md vsx_xvcvhpsp): Add define_insn.
	(vextract_fp_from_shorth, vextract_fp_from_shortl): Add define_expands.
	* doc/extend.texi: Update the built-in documentation file for the
	new built-in function.

2017-07-24  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/81521
	* tree.def: Remove TYPE_METHODS documentation, adjust TYPE_FIELDS
	documentation.
	* doc/generic.texi: Likewise.
	* config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition): Look
	for FUNCTION_DECLs in TYPE_FIELDS rather than TYPE_METHODS.

2017-07-24  Jackson Woodruff  <jackson.woodruff@arm.com>

	* config/aarch64/aarch64-simd.md (aarch64_mla_elt_merge<mode>): New.
	(aarch64_mls_elt_merge<mode>): Likewise.

2017-07-23  Krister Walfridsson  <krister.walfridsson@gmail.com>

	* config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
	having __cxa_atexit.

2017-07-23  Michael Collison  <michael.collison@arm.com>

	* config/arm/arm.c (arm_option_override): Deprecate
	use of -mstructure-size-boundary.
	* config/arm/arm.opt: Deprecate -mstructure-size-boundary.
	* doc/invoke.texi: Deprecate -mstructure-size-boundary.

2017-07-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/80695
	* config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
	Reduce cost estimate for direct moves.

2017-07-23  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80569
	* config/i386/i386.c (ix86_option_override_internal): Disable
	BMI, BMI2 and TBM instructions for -m16.

2017-07-21  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
	ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
	ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
	* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
	builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
	* config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
	VMULOSW): New enum "unspec" values.
	(altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
	altivec_vmulosw): New patterns.
	* config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
	VMULOSW): Add definitions.

2017-07-21  Jim Wilson  <jim.wilson@linaro.org>

	* config/aarch64/aarch64-cores.def (falkor): Add AARCH64_FL_RDMA.
	(qdf24xx): Likewise.
	* config/aarch64/aarch64-options-extensions.def (rdma); New.
	* config/aarch64/aarch64.h (AARCH64_FL_RDMA): New.
	(AARCH64_FL_V8_1): Renumber.
	(AARCH64_FL_FOR_ARCH8_1): Add AARCH64_FL_RDMA.
	(AARCH64_ISA_RDMA): Use AARCH64_FL_RDMA.
	* config/aarch64/arm_neon.h: Use +rdma instead of arch=armv8.1-a.
	* doc/invoke.texi (AArch64 Options): Mention +rmda in -march docs.  Add
	rdma to feature modifiers list.

2017-07-21  Yury Gribov  <tetra2005@gmail.com>

	PR middle-end/56727
	* ipa-visibility (function_and_variable_visibility): Convert
	recursive PLT call to direct call if appropriate.

2017-07-21  Andrew Pinski  <apinski@cavium.com>

	* tree-ssa-sccvn.c (vn_nary_op_eq): Check BIT_INSERT_EXPR's
	operand 1 to see if the types precision matches.
	* fold-const.c (operand_equal_p): Likewise.

2017-07-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81303
	* tree-vect-data-refs.c (vect_get_peeling_costs_all_drs): Pass
	in datarefs vector.  Allow NULL dr0 for no peeling cost estimate.
	(vect_peeling_hash_get_lowest_cost): Adjust.
	(vect_enhance_data_refs_alignment): Likewise.  Use
	vect_get_peeling_costs_all_drs to compute the penalty for no
	peeling to match up costs.

2017-07-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81500
	* tree-vect-loop.c (vect_is_simple_reduction): Properly fail if
	we didn't identify a reduction path.

2017-07-21  Tom de Vries  <tom@codesourcery.com>
	    Cesar Philippidis  <cesar@codesourcery.com>

	PR gcov-profile/81442
	* config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Add missing edge
	probabilities.

2017-07-21  Tom de Vries  <tom@codesourcery.com>

	PR lto/81430
	* config/nvptx/nvptx.c (nvptx_override_options_after_change): New
	function.
	(TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): Define to
	nvptx_override_options_after_change.

2017-07-21  Ulrich Drepper  <drepper@redhat.com>

	* dwarf2out.c (output_file_names): Avoid double testing for
	dwarf_version >= 5.

2017-07-21  Georg-Johann Lay  <avr@gjlay.de>

	* doc/invoke.texi (AVR Built-in Functions): Re-layout section.

2016-07-21  Jan Hubicka  <hubicka@ucw.cz>

	* cfgcleanup.c (flow_find_cross_jump): Do not crossjump across
	hot/cold regions.
	(try_crossjump_to_edge): Do not punt on partitioned functions.

2016-07-21  Jan Hubicka  <hubicka@ucw.cz>

	* bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
	Put all BBs reachable only via paths crossing cold region to cold
	region.
	* cfgrtl.c (find_bbs_reachable_by_hot_paths): New function.

2016-07-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81303
	* tree-vect-loop.c (vect_estimate_min_profitable_iters): Take
	into account prologue and epilogue iterations when raising
	min_profitable_iters to sth at least covering one vector iteration.

2017-07-21  Tamar Christina  <tamar.christina@arm.com>

	* config/arm/arm.c (arm_test_cpu_arch_dat):
	Check for overlap.

2017-07-20  Nathan Sidwell  <nathan@acm.org>

	Remove TYPE_METHODS.
	* tree.h (TYPE_METHODS): Delete.
	* dwarf2out.c (gen_member_die): Member fns are on TYPE_FIELDS.
	* dbxout.c (dbxout_type_fields): Ignore FUNCTION_DECLs.
	(dbxout_type_methods): Scan TYPE_FIELDS.
	(dbxout_type): Don't check TYPE_METHODS here.
	* function.c (use_register_for_decl): Always ignore register for
	class types when not optimizing.
	* ipa-devirt.c (odr_types_equivalent_p): Delete TYPE_METHODS scan.
	* tree.c (free_lang_data_in_type): Stitch out member functions and
	templates from TYPE_FIELDS.
	(build_distinct_type_copy, verify_type_variant,
	verify_type): Member fns are on TYPE_FIELDS.
	* tree-dump.c (dequeue_and_dump): No TYPE_METHODS.
	* tree-pretty-print.c (dump_generic_node): Likewise.

2017-07-20  Jakub Jelinek  <jakub@redhat.com>

	PR target/80846
	* config/i386/i386.c (ix86_expand_vector_init_general): Handle
	V2TImode and V4TImode.
	(ix86_expand_vector_extract): Likewise.
	* config/i386/sse.md (VMOVE): Enable V4TImode even for just
	TARGET_AVX512F, instead of only for TARGET_AVX512BW.
	(ssescalarmode): Handle V4TImode and V2TImode.
	(VEC_EXTRACT_MODE): Add V4TImode and V2TImode.
	(*vec_extractv2ti, *vec_extractv4ti): New insns.
	(VEXTRACTI128_MODE): New mode iterator.
	(splitter for *vec_extractv?ti first element): New.
	(VEC_INIT_MODE): New mode iterator.
	(vec_init<mode>): Consolidate 3 expanders into one using
	VEC_INIT_MODE mode iterator.

2017-07-20  Alexander Monakov  <amonakov@ispras.ru>

	* lra-assigns.c (pseudo_compare_func): Fix comparison step based on
	non_spilled_static_chain_regno_p.

2017-07-20  Alexander Monakov  <amonakov@ispras.ru>

	* gimple-ssa-store-merging.c (sort_by_bitpos): Return 0 on equal bitpos.

2017-07-20  Jan Hubicka  <hubicka@ucw.cz>

	* bb-reorder.c (connect_traces): Allow copying of blocks within
	single partition.

2017-07-20  Richard Biener  <rguenther@suse.de>

	* gimple.h (gimple_phi_result): Add gphi * overload.
	(gimple_phi_result_ptr): Likewise.
	(gimple_phi_arg): Likewise.  Adjust index assert to only
	allow actual argument accesses rather than all slots available
	by capacity.
	(gimple_phi_arg_def): Add gphi * overload.
	* tree-phinodes.c (make_phi_node): Initialize only actual
	arguments.
	(resize_phi_node): Clear memory not covered by old node,
	do not initialize excess argument slots.
	(reserve_phi_args_for_new_edge): Initialize new argument slot
	completely.

2017-07-20  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/81388
	Revert r238585:
	2016-07-21  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
	by removing computation of may_be_zero.

2017-07-18  Jan Hubicka  <hubicka@ucw.cz>
	    Tom de Vries  <tom@codesourcery.com>

	PR middle-end/81030
	* cfgbuild.c (find_many_sub_basic_blocks): Update REG_BR_PROB note
	when gimple level profile disagrees with what RTL expander did.

2017-07-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/61171
	* tree-vectorizer.h (slp_instance): Add reduc_phis member.
	(vect_analyze_stmt): Add slp instance parameter.
	(vectorizable_reduction): Likewise.
	* tree-vect-loop.c (vect_analyze_loop_operations): Adjust.
	(vect_is_simple_reduction): Deal with chains not detected
	as SLP reduction chain, specifically not properly associated
	chains containing a mix of plus/minus.
	(get_reduction_op): Remove.
	(get_initial_defs_for_reduction): Simplify, pass in whether
	this is a reduction chain, pass in the SLP node for the PHIs.
	(vect_create_epilog_for_reduction): Get the SLP instance as
	arg and adjust.
	(vectorizable_reduction): Get the SLP instance as arg.
	During analysis remember the SLP node with the PHIs in the
	instance.  Simplify getting at the vectorized reduction PHIs.
	* tree-vect-slp.c (vect_slp_analyze_node_operations): Pass
	through SLP instance.
	(vect_slp_analyze_operations): Likewise.
	* tree-vect-stms.c (vect_analyze_stmt): Likewise.
	(vect_transform_stmt): Likewise.

2017-07-20  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/81489
	* gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Move
	read of phi arg location to before loop that modifies phi.

2017-07-20  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	* match.pd (((m1 >/</>=/<= m2) * d -> (m1 >/</>=/<= m2) ? d : 0):
	New pattern.

2017-07-19  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/81331
	* except.c (execute): Fix ordering issue.

2018-07-19  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/81423
	* combine.c (make_compound_operation_int): Don't try to optimize
	the AND of a SUBREG of an LSHIFTRT if that SUBREG is paradoxical.

2017-07-19  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/81423
	* simplify-rtx.c (simplify_truncation): Handle truncating an IOR
	with a constant that is -1 in the truncated to mode.

2017-07-19  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (propagate_unlikely_bbs_forward): Break out from ...
	(determine_unlikely_bbs): ... here.
	* predict.h (propagate_unlikely_bbs_forward): Declare.
	* cfgexpand.c (pass_expand::execute): Use it.
	* bb-reorder.c (sanitize_hot_paths): Do not consider known to be
	unlikely edges.
	(find_rarely_executed_basic_blocks_and_crossing_edges): Use
	propagate_unlikely_bbs_forward.

2017-07-19  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/81331
	* except.c (maybe_add_nop_after_section_switch): New function.
	(execute): Use it.

2017-07-19  Tom de Vries  <tom@codesourcery.com>

	* gimple.h (gimple_phi_set_arg): Make assert more strict.

2017-07-19  Tom de Vries  <tom@codesourcery.com>

	* gimple.h (gimple_phi_arg): Make assert more strict.

2017-07-19  Steven Munroe  <munroesj@gcc.gnu.org>

	* config.gcc (powerpc*-*-*): Add mmintrin.h.
	* config/rs6000/mmintrin.h: New file.
	* config/rs6000/x86intrin.h [__ALTIVEC__]: Include mmintrin.h.

2017-07-19  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/81346
	* match.pd: Optimize (X - 1U) <= INT_MAX-1U into (int) X > 0.

2017-07-19  Tom de Vries  <tom@codesourcery.com>

	* config/nvptx/nvptx.md (VECIM): Add V2DI.

2017-07-19  Tom de Vries  <tom@codesourcery.com>

	* config/nvptx/nvptx-modes.def: Add V2DImode.
	* config/nvptx/nvptx-protos.h (nvptx_data_alignment): Declare.
	* config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2DImode.
	(nvptx_output_mov_insn): Handle lack of mov.b128.
	(nvptx_print_operand): Handle 'H' and 'L' codes.
	(nvptx_vector_mode_supported): Allow V2DImode.
	(nvptx_preferred_simd_mode): New function.
	(nvptx_data_alignment): New function.
	(TARGET_VECTORIZE_PREFERRED_SIMD_MODE): Redefine to
	nvptx_preferred_simd_mode.
	* config/nvptx/nvptx.h (STACK_BOUNDARY, BIGGEST_ALIGNMENT): Change from
	64 to 128 bits.
	(DATA_ALIGNMENT): Define.  Set to nvptx_data_alignment.

2017-07-19  Tom de Vries  <tom@codesourcery.com>

	* config/nvptx/nvptx-modes.def: New file.  Add V2SImode.
	* config/nvptx/nvptx.c (nvptx_ptx_type_from_mode): Handle V2SImode.
	(nvptx_vector_mode_supported): New function.  Allow V2SImode.
	(TARGET_VECTOR_MODE_SUPPORTED_P): Redefine to nvptx_vector_mode_supported.
	* config/nvptx/nvptx.md (VECIM): New mode iterator. Add V2SI.
	(mov<VECIM>_insn): New define_insn.
	(define_expand "mov<VECIM>): New define_expand.

2017-07-19  Tom de Vries  <tom@codesourcery.com>

	* config/nvptx/nvptx.c (nvptx_print_operand): Handle v2 vector mode.

2017-07-19  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/81346
	* fold-const.h (fold_div_compare, range_check_type): Declare.
	* fold-const.c (range_check_type): New function.
	(build_range_check): Use range_check_type.
	(fold_div_compare): No longer static, rewritten into
	a match.pd helper function.
	(fold_comparison): Don't call fold_div_compare here.
	* match.pd (X / C1 op C2): New optimization using fold_div_compare
	as helper function.

2017-07-19  Nathan Sidwell  <nathan@acm.org>

	* tree.h (TYPE_MINVAL, TYPE_MAXVAL): Rename to ...
	(TYPE_MIN_VALUE_RAW, TYPE_MAX_VALUE_RAW): ... these.
	* tree.c (find_decls_types_r, verify_type): Use
	TYPE_{MIN,MAX}_VALUE_RAW.
	* lto-streamer-out.c (DFS::DFS_write_tree_body): Likewise.
	(hash_tree): Likewise.
	* tree-streamer-in.c (lto_input_ts_type_non_common_tree_pointers):
	Likewise.
	* tree-streamer-out.c (write_ts_type_non_common_tree_pointers):
	Likewise.

2017-07-18  Tom de Vries  <tom@codesourcery.com>

	PR middle-end/81464
	* omp-expand.c (expand_omp_for_static_chunk): Handle
	equal-argument loop exit phi.

2017-07-18  Uros Bizjak  <ubizjak@gmail.com>

	PR target/81471
	* config/i386/i386.md (rorx_immediate_operand): New mode attribute.
	(*bmi2_rorx<mode>3_1): Use rorx_immediate_operand as
	operand 2 predicate.
	(*bmi2_rorxsi3_1_zext): Use const_0_to_31_operand as
	operand 2 predicate.
	(ror,rol -> rorx splitters): Use const_int_operand as
	operand 2 predicate.

2017-06-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81410
	* tree-vect-stmts.c (vectorizable_load): Properly adjust for
	the gap in the ! slp_perm SLP case after each group.

2017-07-18  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/81463
	* cfgloopmanip.c (scale_loop_profile): Watch out for zero frequency
	again.

2017-07-18  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/81462
	* predict.c (set_even_probabilities): Cleanup; do not affect
	probabilities that are already known.
	(combine_predictions_for_bb): Call even when count is set.

2017-07-18  Nathan Sidwell  <nathan@acm.org>

	* tree-parloops.c (try_transform_to_exit_first_loop_alt): Use
	TYPE_MAX_VALUE.

2017-07-18  Bin Cheng  <bin.cheng@arm.com>

	PR target/81408
	* tree-ssa-loop-niter.c (number_of_iterations_exit): Dump missed
	optimization for loop niter analysis.

2017-07-18  Georg-Johann Lay  <avr@gjlay.de>

	PR target/81473
	* config/avr/avr.c (avr_optimize_casesi): Don't use
	INT8_MIN, INT8_MAX, UINT8_MAX, INT16_MIN, INT16_MAX, UINT16_MAX.

2017-07-18  Robin Dapp  <rdapp@linux.vnet.ibm.com>

	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Remove
	body_cost_vec from _vect_peel_extended_info.
	(vect_peeling_hash_get_lowest_cost): Do not set body_cost_vec.
	(vect_peeling_hash_choose_best_peeling): Remove body_cost_vec and
	npeel.

2017-07-18  Bin Cheng  <bin.cheng@arm.com>

	* config/arm/arm.c (emit_unlikely_jump): Remove unused var.

2017-07-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80620
	PR tree-optimization/81403
	* tree-ssa-pre.c (phi_translate_1): Clear range and points-to
	info when re-using a VN table entry.

2017-07-18  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81418
	* tree-vect-loop.c (vectorizable_reduction): Properly compute
	vectype_in.  Verify that with lane-reducing reduction operations
	we have a single def-use cycle.

2017-07-17  Carl Love  <cel@us.ibm.com>

	Revert commit r249424	2017-06-20  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
	ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
	ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
	* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
	builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
	* config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
	VMULOSW): New enum "unspec" values.
	(vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
	vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
	altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
	altivec_vmulosw): New patterns.
	* config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
	VMULOSW): Add definitions.
2017-07-17  Uros Bizjak  <ubizjak@gmail.com>

	* config/alpha/alpha.c: Include predict.h.

2017-07-17  Yury Gribov  <tetra2005@gmail.com>

	* tree-vrp.c (compare_assert_loc): Fix comparison function
	to return predictable results.

2017-07-17  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (adddi3): Remove support for mexpand-adddi
	option.
	(subdi3): Likewise.
	* config/arc/arc.opt (mexpand-adddi): Deprecate it.
	* doc/invoke.texi (mexpand-adddi): Update text.

2017-07-17  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (clzsi2): Expand to an arc_clzsi2 instruction
	that also clobbers the CC register. The old expand code is moved
	to ...
	(*arc_clzsi2): ... here.
	(ctzsi2): Expand to an arc_ctzsi2 instruction that also clobbers
	the CC register. The old expand code is moved to ...
	(arc_ctzsi2): ... here.

2017-07-17  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.opt (mindexed-loads): Use initial value
	TARGET_INDEXED_LOADS_DEFAULT.
	(mauto-modify-reg): Use initial value
	TARGET_AUTO_MODIFY_REG_DEFAULT.
	* config/arc/elf.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
	(TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.
	* config/arc/linux.h (TARGET_INDEXED_LOADS_DEFAULT): Define.
	(TARGET_AUTO_MODIFY_REG_DEFAULT): Likewise.

2017-07-17  Martin Liska  <mliska@suse.cz>

	PR sanitizer/81302
	* opts.c (finish_options): Do not allow -fgnu-tm
	w/ -fsanitize={kernel-,}address.  Say sorry.

2017-07-17  Bin Cheng  <bin.cheng@arm.com>

	PR target/81369
	* tree-loop-distribution.c (classify_partition): Only assert on
	numer of iterations.
	(merge_dep_scc_partitions): Delete prameter.  Update function call.
	(distribute_loop): Remove code handling loop with unknown niters.
	(pass_loop_distribution::execute): Skip loop with unknown niters.

2017-07-17  Bin Cheng  <bin.cheng@arm.com>

	PR target/81369
	* tree-loop-distribution.c (merge_dep_scc_partitions): Sink call to
	function sort_partitions_by_post_order.

2017-07-17  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/81374
	* tree-loop-distribution.c (pass_loop_distribution::execute): Record
	the max index of basic blocks, rather than number of basic blocks.

2017-07-17  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc-protos.h (arc_legitimate_pc_offset_p): Remove
	proto.
	(arc_legitimate_pic_operand_p): Likewise.
	* config/arc/arc.c (arc_legitimate_pic_operand_p): Remove
	function.
	(arc_needs_pcl_p): Likewise.
	(arc_legitimate_pc_offset_p): Likewise.
	(arc_legitimate_pic_addr_p): Remove LABEL_REF case, as this
	function is also used in constrains.md.
	(arc_legitimate_constant_p): Use arc_legitimate_pic_addr_p to
	validate pic constants. Handle CONST_INT, CONST_DOUBLE, MINUS and
	PLUS.  Only return true/false in known cases, otherwise assert.
	(arc_legitimate_address_p): Remove arc_legitimate_pic_addr_p as it
	is already called in arc_legitimate_constant_p.
	* config/arc/arc.h (CONSTANT_ADDRESS_P): Consider also LABEL for
	pic addresses.
	(LEGITIMATE_PIC_OPERAND_P): Use
	arc_raw_symbolic_reference_mentioned_p function.
	* config/arc/constraints.md (Cpc): Use arc_legitimate_pic_addr_p
	function.
	(Cal): Likewise.
	(C32): Likewise.

2017-07-17  Claudiu Zissulescu  <claziss@synopsys.com>
	Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc-protos.h (arc_compute_function_type): Change prototype.
	(arc_return_address_register): New function.
	* config/arc/arc.c (arc_handle_fndecl_attribute): New function.
	(arc_handle_fndecl_attribute): Add naked attribute.
	(TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
	(TARGET_WARN_FUNC_RETURN): Likewise.
	(arc_allocate_stack_slots_for_args): New function.
	(arc_warn_func_return): Likewise.
	(machine_function): Change type fn_type.
	(arc_compute_function_type): Consider new naked function type,
	change function return type.
	(arc_must_save_register): Adapt to handle new
	arc_compute_function_type's return type.
	(arc_expand_prologue): Likewise.
	(arc_expand_epilogue): Likewise.
	(arc_return_address_regs): Delete.
	(arc_return_address_register): New function.
	(arc_epilogue_uses): Use above function.
	* config/arc/arc.h (arc_return_address_regs): Delete prototype.
	(arc_function_type): Change encoding, add naked type.
	(ARC_INTERRUPT_P): Change to handle the new encoding.
	(ARC_FAST_INTERRUPT_P): Likewise.
	(ARC_NORMAL_P): Define.
	(ARC_NAKED_P): Likewise.
	(arc_compute_function_type): Delete prototype.
	* config/arc/arc.md (in_ret_delay_slot): Use
	arc_return_address_register function.
	(simple_return): Likewise.
	(p_return_i): Likewise.

2017-07-17  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/81428
	* match.pd (X / X -> one): Don't optimize _Fract divisions, as 1
	can't be built for those types.

2017-07-17  Georg-Johann Lay  <avr@gjlay.de>

	Remove stuff dead since r239246.

	* config/avr/avr-arch.h (avr_inform_devices): Remove dead proto.
	* config/avr/avr-devices.c (mcu_name, comparator, avr_mcus_str)
	(avr_inform_devices): Remove dead stuff.

2017-07-17  Tamar Christina  <tamar.christina@arm.com>

	* config/arm/arm_neon.h: Fix softp typo.

2017-07-17  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/81365
	* tree-ssa-phiprop.c (propagate_with_phi): When considering hoisting
	aggregate moves onto bb predecessor edges, make sure there are no
	loads that could alias the lhs in between the start of bb and the
	loads from *phi.

2017-07-17  Georg-Johann Lay  <avr@gjlay.de>

	PR 80929
	* config/avr/avr.c (avr_mul_highpart_cost): New static function.
	(avr_rtx_costs_1) [TRUNCATE]: Use it to compute mul_highpart cost.
	[LSHIFTRT, outer_code = TRUNCATE]: Same.

2017-07-17  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/81396
	* tree-ssa-math-opts.c (struct symbolic_number): Add n_ops field.
	(init_symbolic_number): Initialize it to 1.
	(perform_symbolic_merge): Add n_ops from both operands into the new
	n_ops.
	(find_bswap_or_nop): Don't consider n->n == cmpnop computations
	without base_addr as useless if they need more than one operation.
	(bswap_replace): Handle !bswap case for NULL base_addr.

2017-07-17  Tom de Vries  <tom@codesourcery.com>

	PR target/81069
	* config/nvptx/nvptx.c (nvptx_single): Insert diverging branch as late
	as possible.

2017-07-17  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
	conditional builtin define __FIX_LEON3FT_B2BST.

2017-07-17  Daniel Cederman  <cederman@gaisler.com>

	* config/sparc/t-rtems: Add mfix-gr712rc multilibs. Replace
	MULTILIB_EXCEPTIONS with MULTILIB_REQUIRED. Match -mfix-gr712rc
	with -mfix-ut700.

2017-07-16  Eric Botcazou  <ebotcazou@adacore.com>

	PR rtl-optimization/81424
	* optabs.c (prepare_cmp_insn): Use copy_to_reg instead of force_reg
	to remove potential trapping from operands if -fnon-call-exceptions.

2017-07-16  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Use
	profile_proability for scalling.
	* scale_profile_for_vect_loop.c (scale_profile_for_vect_loop): Likewise.

2017-07-16  Jan Hubicka  <hubicka@ucw.cz>

	* cgraph.c (cgraph_edge::redirect_call_stmt_to_caller): Cleanup.

2017-07-16  Jan Hubicka  <hubicka@ucw.cz>

	* cfgloopmanip.c (scale_loop_profile): Avoid use of REG_BR_PROB_BASE
	fixpoint arithmetics.

2017-07-16  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-unswitch.c (hoist_guard): Avoid use of REG_BR_PROB_BASE
	fixpoint arithmetics.

2017-07-16  Jan Hubicka  <hubicka@ucw.cz>

	* asan.c (create_cond_insert_point): Avoid use of REG_BR_PROB_BASE
	fixpoint arithmetics.

2017-07-16  Jan Hubicka  <hubicka@ucw.cz>

	* profile-count.h (profile_probability::from_reg_br_prob_note,
	profile_probability::to_reg_br_prob_note): New functions.
	* doc/rtl.texi (REG_BR_PROB_NOTE): Update documentation.
	* reg-notes.h (REG_BR_PROB, REG_BR_PRED): Update docs.
	* predict.c (probability_reliable_p): Update.
	(edge_probability_reliable_p): Update.
	(br_prob_note_reliable_p): Update.
	(invert_br_probabilities): Update.
	(add_reg_br_prob_note): New function.
	(combine_predictions_for_insn): Update.
	* asan.c (asan_clear_shadow): Update.
	* cfgbuild.c (compute_outgoing_frequencies): Update.
	* cfgrtl.c (force_nonfallthru_and_redirect): Update.
	(update_br_prob_note): Update.
	(rtl_verify_edges): Update.
	(purge_dead_edges): Update.
	(fixup_reorder_chain): Update.
	* emit-rtl.c (try_split): Update.
	* ifcvt.c (cond_exec_process_insns): Update.
	(cond_exec_process_if_block): Update.
	(dead_or_predicable): Update.
	* internal-fn.c (expand_addsub_overflow): Update.
	(expand_neg_overflow): Update.
	(expand_mul_overflow): Update.
	* loop-doloop.c (doloop_modify): Update.
	* loop-unroll.c (compare_and_jump_seq): Update.
	* optabs.c (emit_cmp_and_jump_insn_1): Update.
	* predict.h: Update.
	* reorg.c (mostly_true_jump): Update.
	* rtl.h: Update.
	* config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): Update.
	* config/alpha/alpha.c (emit_unlikely_jump): Update.
	* config/arc/arc.c: (emit_unlikely_jump): Update.
	* config/arm/arm.c: (emit_unlikely_jump): Update.
	* config/bfin/bfin.c (cbranch_predicted_taken_p): Update.
	* config/frv/frv.c (frv_print_operand_jump_hint): Update.
	* config/i386/i386.c (ix86_expand_split_stack_prologue): Update.
	(ix86_print_operand): Update.
	(ix86_split_fp_branch): Update.
	(predict_jump): Update.
	* config/ia64/ia64.c (ia64_print_operand): Update.
	* config/mmix/mmix.c (mmix_print_operand): Update.
	* config/powerpcspe/powerpcspe.c (output_cbranch): Update.
	(rs6000_expand_split_stack_prologue): Update.
	* config/rs6000/rs6000.c: Update.
	* config/s390/s390.c (s390_expand_vec_strlen): Update.
	(s390_expand_vec_movstr): Update.
	(s390_expand_cs_tdsi): Update.
	(s390_expand_split_stack_prologue): Update.
	* config/sh/sh.c (sh_print_operand): Update.
	(expand_cbranchsi4): Update.
	(expand_cbranchdi4): Update.
	* config/sparc/sparc.c (output_v9branch): Update.
	* config/spu/spu.c (get_branch_target): Update.
	(ea_load_store_inline): Update.
	* config/tilegx/tilegx.c (cbranch_predicted_p): Update.
	* config/tilepro/tilepro.c: Update.

2017-07-16  Eric Botcazou  <ebotcazou@adacore.com>

	* gimplify.c (mostly_copy_tree_r): Revert latest change.
	(gimplify_save_expr): Likewise.

2017-07-07  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-visibility.c (function_and_variable_visibility): Fix pasto.

2017-07-07  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-fnsummary.c (pass_data_ipa_fn_summary): Use
	TV_IPA_FNSUMMARY.
	* timevar.def (TV_IPA_FNSUMMARY): Define.

2017-07-16  Daniel Cederman  <cederman@gaisler.com>

	* config/sparc/sparc.md (divdf3_fix): Add NOP to prevent back
	to back store errata sensitive sequence from being generated.
	(sqrtdf2_fix): Likewise.

2017-07-07  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-threadupdate.c (compute_path_counts,
	update_joiner_offpath_counts): Use profile_probability.

2017-07-15  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	Revert:
	2017-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm-c.c (arm_cpu_builtins): Define
	__ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.

2017-07-14  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
	array entries to represent __ieee128 versions of the
	scalar_test_data_class, scalar_test_neg, scalar_extract_exp,
	scalar_extract_sig, and scalar_insert_exp built-in functions.
	(altivec_resolve_overloaded_builtin): Add special case handling
	for the __builtin_scalar_insert_exp function, as represented by
	the P9V_BUILTIN_VEC_VSIEDP constant.
	* config/rs6000/rs6000-builtin.def (VSEEQP): Add scalar extract
	exponent support for __ieee128 argument.
	(VSESQP): Add scalar extract signature support for __ieee128
	argument.
	(VSTDCNQP): Add scalar test negative support for __ieee128
	argument.
	(VSIEQP): Add scalar insert exponent support for __int128 argument
	with __ieee128 result.
	(VSIEQPF): Add scalar insert exponent support for __ieee128
	argument with __ieee128 result.
	(VSTDCQP): Add scalar test data class support for __ieee128
	argument.
	(VSTDCNQP): Add overload support for scalar test negative with
	__ieee128 argument.
	(VSTDCQP): Add overload support for scalar test data class
	__ieee128 argument.
	* config/rs6000/vsx.md (UNSPEC_VSX_SXSIG) Replace
	UNSPEC_VSX_SXSIGDP.
	(UNSPEC_VSX_SIEXPQP): New constant.
	(xsxexpqp): New insn for VSX scalar extract exponent quad
	precision.
	(xsxsigqp): New insn for VSX scalar extract significand quad
	precision.
	(xsiexpqpf): New insn for VSX scalar insert exponent quad
	precision with floating point argument.
	(xststdcqp): New expand for VSX scalar test data class quad
	precision.
	(xststdcnegqp): New expand for VSX scalar test negative quad
	precision.
	(xststdcqp): New insn to match expansions for VSX scalar test data
	class quad precision and VSX scalar test negative quad precision.
	* config/rs6000/rs6000.c (rs6000_expand_binop_builtin): Add
	special case operand checking to enforce that second operand of
	VSX scalar test data class with quad precision argument is a 7-bit
	unsigned literal.
	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
	prototypes and descriptions of __ieee128 versions of
	scalar_extract_exp, scalar_extract_sig, scalar_insert_exp,
	scalar_test_data_class, and scalar_test_neg built-in functions.

2016-07-14  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/81162
	* gimple-ssa-strength-reduction.c (replace_mult_candidate): Don't
	replace a negate with an add.

2017-07-14  James Greenhalgh  <james.greenhalgh@arm.com>

	* doc/invoke.texi (arm/-mcpu): Document +crypto.

2017-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm-c.c (arm_cpu_builtins): Define
	__ARM_FEATURE_NUMERIC_MAXMIN solely based on TARGET_VFP5.

2017-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm-cpus.in (cortex-r52): Add new entry.
	(armv8-r): Set ARM Cortex-R52 as default CPU.
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/arm-tune.md: Regenerate.
	* config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
	Cortex-R52.
	* doc/invoke.texi: Mention -mtune=cortex-r52 and availability of fp.dp
	extension for -mcpu=cortex-r52.

2017-07-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm-isa.h (isa_bit_FP_ARMv8): Delete enumerator.
	(ISA_FP_ARMv8): Define as ISA_FPv5 and ISA_FP_D32.
	* config/arm/arm-cpus.in (armv8-r): Define fp.sp as enabling FPv5.
	(fp-armv8): Define it as FP_ARMv8 only.
	config/arm/arm.h (TARGET_FPU_ARMV8): Delete.
	(TARGET_VFP_FP16INST): Define using TARGET_VFP5 rather than
	TARGET_FPU_ARMV8.
	config/arm/arm.c (arm_rtx_costs_internal): Replace checks against
	TARGET_FPU_ARMV8 by checks against TARGET_VFP5.
	* config/arm/arm-builtins.c (arm_builtin_vectorized_function): Define
	first ARM_CHECK_BUILTIN_MODE definition using TARGET_VFP5 rather
	than TARGET_FPU_ARMV8.
	* config/arm/arm-c.c (arm_cpu_builtins): Likewise for
	__ARM_FEATURE_NUMERIC_MAXMIN macro definition.
	* config/arm/arm.md (cmov<mode>): Condition on TARGET_VFP5 rather than
	TARGET_FPU_ARMV8.
	* config/arm/neon.md (neon_vrint): Likewise.
	(neon_vcvt): Likewise.
	(neon_<fmaxmin_op><mode>): Likewise.
	(<fmaxmin><mode>3): Likewise.
	* config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Likewise.
	* config/arm/predicates.md (arm_cond_move_operator): Check against
	TARGET_VFP5 rather than TARGET_FPU_ARMV8 and fix spacing.

2017-07-14  Jackson Woodruff  <jackson.woodruff@arm.com>

	* config/aarch64/aarch64.c (aarch64_print_operand): Move comments
	to top of function.

2017-07-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* gimple-ssa-store-merging.c (clear_bit_region): Replace reference to
	loop in comment with memset.

2017-07-14  Martin Liska  <mliska@suse.cz>

	* cfgexpand.c (expand_gimple_basic_block): Remove dead comment.
	* dwarf2out.c (is_java): Remove the function.
	(output_pubname): Remove usage of the function.
	(lower_bound_default): Remove usage of DW_LANG_Java.
	(gen_compile_unit_die): Likewise.
	* gcc.c: Remove compiler defaults for .java and .zip files.
	* gimple-expr.c (remove_suffix): Change as there's no longer
	extension than 4-letter one.
	* gimplify.c (mostly_copy_tree_r): Remove Java-special part.
	(gimplify_save_expr): Likewise.
	* ipa-utils.h (polymorphic_type_binfo_p): Remove the comment
	as it's possible even for other languages than Java.
	* langhooks.h (struct lang_hooks): Remove Java from a comment.
	* lto-opts.c (lto_write_options): Remove reference to Java.
	* opts.c (strip_off_ending): Update file extension handling.
	* tree-cfg.c (verify_gimple_call): Remove comment with Java.
	* tree-eh.c (lower_resx): Likewise.
	* tree.c (free_lang_data_in_type): Remove dead code.
	(find_decls_types_r): Likewise.
	(build_common_builtin_nodes): Remove Java from a comment.
	(verify_type): Remove dead code.
	* varasm.c (assemble_external): Remove Java from a comment.

2017-07-14  Martin Liska  <mliska@suse.cz>

	* opts.c (finish_options): Add quotes.
	(common_handle_option): Likewise.

2017-07-14  Martin Liska  <mliska@suse.cz>

	* dbxout.c (get_lang_number): Do not handle GNU Pascal.
	* dbxout.h (extern void dbxout_stab_value_internal_label_diff):
	Remove N_SO_PASCAL.
	* dwarf2out.c (lower_bound_default): Do not handle
	DW_LANG_Pascal83.
	(gen_compile_unit_die): Likewise.
	* gcc.c: Remove default extension binding for GNU Pascal.
	* stmt.c: Remove Pascal language from a comment.
	* xcoffout.c: Likewise.

2017-07-13  David Malcolm  <dmalcolm@redhat.com>

	PR c/81405
	* diagnostic-show-locus.c (fixit_cmp): New function.
	(layout::layout): Sort m_fixit_hints.
	(column_range::column_range): Assert that the values are valid.
	(struct char_span): New struct.
	(correction::overwrite): New method.
	(struct source_line): New struct.
	(line_corrections::add_hint): Add assertions.  Reimplement memcpy
	calls in terms of classes source_line and char_span, and
	correction::overwrite.
	(selftest::test_overlapped_fixit_printing_2): New function.
	(selftest::diagnostic_show_locus_c_tests): Call it.

2017-07-13  Will Schmidt  <will_schmidt@vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Return
	early if there is no lhs.

2017-07-13  Martin Liska  <mliska@suse.cz>

	* dwarf2out.c (gen_pointer_type_die): Remove dead code.
	(gen_reference_type_die): Likewise.
	* stor-layout.c: Remove Pascal-related comment.

2017-07-13  Martin Liska  <mliska@suse.cz>

	* opts.c (finish_options): Add quotes to error messages.
	(parse_sanitizer_options): Likewise.

2017-07-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* doc/invoke.texi (armv8-r): Document +fp.sp ARMv8-R extension.

2017-07-13  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/vxworks.h (TARGET_ENDIAN_DEFAULT): Define.

2017-07-13  Maxim Ostapenko  <m.ostapenko@samsung.com>

	* asan.c (asan_emit_allocas_unpoison): Use ptr_mode for arguments
	during expansion.
	* builtins.c (expand_asan_emit_allocas_unpoison): Likewise.

2017-07-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/81193
	* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): If GLIBC
	provides the hardware capability bits, define the macro
	__BUILTIN_CPU_SUPPORTS__.
	* config/rs6000/rs6000.c (cpu_expand_builtin): Generate a warning
	if GLIBC does not provide the hardware capability bits.  Add a
	gcc_unreachable call if the built-in cpu function is neither
	__builtin_cpu_is nor __builtin_cpu_supports.
	(rs6000_get_function_versions_dispatcher): Change the warning
	that an old GLIBC is used which does not export the capability
	bits to be an error.
	* doc/extend.texi (target_clones attribute): Document the
	restriction that GLIBC 2.23 or newer is needed on the PowerPC.
	(PowerPC built-in functions): Document that GLIBC 2.23 or newer is
	needed by __builtin_cpu_is and __builtin_cpu_supports.  Document
	the macros defined by GCC if the newer GLIBC is available.

2017-07-12  Jeff Law  <law@redhat.com>

	* config/riscv/riscv.c: Remove unnecessary includes.  Reorder
	remaining includes slightly.
	* config/riscv/riscv-builtins.c: Include profile-count.h.

2017-07-12  Georg-Johann Lay  <avr@gjlay.de>

	PR target/79883
	* config/avr/avr.c (avr_set_current_function): In diagnostic
	messages: Quote keywords and (parts of) identifiers.
	[WITH_AVRLIBC]: Warn for functions named "ISR", "SIGNAL" or
	"INTERUPT".

2017-07-12  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c.c: Add support for built-in functions
	vector bool char vec_revb (vector bool char);
	vector bool short vec_revb (vector short char);
	vector bool int vec_revb (vector bool int);
	vector bool long long vec_revb (vector bool long long);
	* doc/extend.texi: Update the built-in documentation file for the
	new built-in functions.

2017-07-12  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md: Remove movcc splitter.

2017-07-12  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_rtx_costs): Return proper costs for
	load/store on condition.

2017-07-12  Georg-Johann Lay  <avr@gjlay.de>

	PR target/81407
	* config/avr/avr.c (avr_encode_section_info)
	[progmem && !TREE_READONLY]: Error if progmem object needs
	constructing.

2017-07-11  Michael Collison  <michael.collison@arm.com>

	* config/aarch64/aarch64-simd.md (aarch64_sub<mode>_compare0):
	New pattern.

2017-07-11  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c.c: Add support for builtins
	vector unsigned int vec_parity_lsbb (vector signed int);
	vector unsigned int vec_parity_lsbb (vector unsigned int);
	vector unsigned __int128 vec_parity_lsbb (vector signed __int128);
	vector unsigned __int128 vec_parity_lsbb (vector unsigned __int128);
	vector unsigned long long vec_parity_lsbb (vector signed long long);
	vector unsigned long long vec_parity_lsbb (vector unsigned long long);
	* config/rs6000/rs6000-builtin.def (VPARITY_LSBB): Add BU_P9V_OVERLOAD1.
	* config/rs6000/altivec.h (vec_parity_lsbb): Add define.
	* doc/extend.texi: Update the built-in documentation file for the
	new built-in functions.

2017-07-11  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic-show-locus.c: Include "gcc-rich-location.h".
	(layout::m_primary_loc): New field.
	(layout::layout): Initialize new field.  Move location filtering
	logic from here to...
	(layout::maybe_add_location_range): ...this new method.  Add
	support for filtering to just the lines already specified by other
	locations.
	(layout::will_show_line_p): New method.
	(gcc_rich_location::add_location_if_nearby): New method.
	(selftest::test_add_location_if_nearby): New test function.
	(selftest::diagnostic_show_locus_c_tests): Call it.
	* gcc-rich-location.h (gcc_rich_location::add_location_if_nearby):
	New method.

2017-07-11  Tom de Vries  <tom@codesourcery.com>

	* config/nvptx/nvptx.c (WORKAROUND_PTXJIT_BUG): New macro.
	(bb_first_real_insn): New function.
	(nvptx_single): Add extra initialization of broadcasted condition
	variables.

2017-07-11  Nathan Sidwell  <nathan@acm.org>

	* dwarf2out.c (gen_member_die): Remove useless check for anon ctors.

2017-07-11  Georg-Johann Lay  <avr@gjlay.de>

	* doc/extend.texi (AVR Function Attributes): Remove weblink to
	Binutils doc as TEXI will mess them up.
	* doc/invoke.texi (AVR Options): Same here.

2017-07-11  Daniel Cederman  <cederman@gaisler.com>

	* config/sparc/sparc.opt (mfix-ut700): New option.
	(mfix-gr712rc): Likewise.
	(sparc_fix_b2bst): New variable.
	* doc/invoke.texi (SPARC options): Document them.
	(ARM options): Fix warnings.
	* config/sparc/sparc.c (sparc_do_work_around_errata): Insert NOP
	instructions to prevent sequences that can trigger the store-store
	errata for certain LEON3FT processors.
	(pass_work_around_errata::gate): Also test sparc_fix_b2bst.
	(sparc_option_override): Set sparc_fix_b2bst appropriately.
	* config/sparc/sparc.md (fix_b2bst): New attribute.
	(in_branch_delay): Prevent stores in delay slot if fix_b2bst.

2017-07-10  Uros Bizjak  <ubizjak@gmail.com>

	PR target/81375
	* config/i386/i386.md (divsf3): Add TARGET_SSE to TARGET_SSE_MATH.
	(rcpps): Ditto.
	(*rsqrtsf2_sse): Ditto.
	(rsqrtsf2): Ditto.
	(div<mode>3): Macroize insn from divdf3 and divsf3
	using MODEF mode iterator.

2017-07-10  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/80397
	* gimple-ssa-sprintf.c (format_integer): Use INTEGRAL_TYPE_P()
	instead of testing for equality to INTEGER_TYPE.

2017-07-10  Vineet Gupta <vgupta@synopsys.com>

	* config.gcc: Remove uclibc from arc target spec.

2017-07-10  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Define.

2017-07-07  Jan Hubicka  <hubicka@ucw.cz>

	PR lto/80838
	* lto-wrapper.c (remove_option): New function.
	(merge_and_complain): Merge PIC/PIE options more realistically.

2017-07-10  Georg-Johann Lay  <avr@gjlay.de>

	Better ISR prologues by supporting GASes __gcc_isr pseudo insn.

	PR target/20296
	PR target/81268
	* configure.ac [target=avr]: Add GAS check for -mgcc-isr.
	(HAVE_AS_AVR_MGCCISR_OPTION):  If so, AC_DEFINE it.
	* config.in: Regenerate.
	* configure: Regenerate.
	* doc/extend.texi (AVR Function Attributes) <no_gccisr>: Document it.
	* doc/invoke.texi (AVR Options) <-mgas-isr-prologues>: Document it.
	* config/avr/avr.opt (-mgas-isr-prologues): New option and...
	(TARGET_GASISR_PROLOGUES): ...target mask.
	* common/config/avr/avr-common.c
	(avr_option_optimization_table) [OPT_LEVELS_1_PLUS_NOT_DEBUG]:
	Set -mgas-isr-prologues.
	* config/avr/avr-passes.def (avr_pass_pre_proep): Add
	INSERT_PASS_BEFORE for it.
	* config/avr/avr-protos.h (make_avr_pass_pre_proep): New proto.
	* config/avr/avr.c (avr_option_override)
	[!HAVE_AS_AVR_MGCCISR_OPTION]: Unset TARGET_GASISR_PROLOGUES.
	(avr_no_gccisr_function_p, avr_hregs_split_reg): New static functions.
	(avr_attribute_table) <no_gccisr>: Add new function attribute.
	(avr_set_current_function) <is_no_gccisr>: Init machine field.
	(avr_pass_data_pre_proep, avr_pass_pre_proep): New pass data
	and rtl_opt_pass.
	(make_avr_pass_pre_proep): New function.
	(emit_push_sfr) <treg>: Add argument to function and use it
	instead of TMP_REG.
	(avr_expand_prologue) [machine->gasisr.maybe]: Emit gasisr insn
	and set machine->gasisr.yes.
	(avr_expand_epilogue) [machine->gasisr.yes]: Similar.
	(avr_asm_function_end_prologue) [machine->gasisr.yes]: Add
	__gcc_isr.n_pushed to .L__stack_usage.
	(TARGET_ASM_FINAL_POSTSCAN_INSN): Define to...
	(avr_asm_final_postscan_insn): ...this new static function.
	* config/avr/avr.h (machine_function)
	<is_no_gccisr, use_L__stack_usage>: New fields.
	<gasisr, gasisr.yes, gasisr.maybe, gasisr.regno>: New fields.
	* config/avr/avr.md (UNSPECV_GASISR): Add unspecv enum.
	(GASISR_Prologue, GASISR_Epilogue, GASISR_Done): New define_constants.
	(gasisr, *gasisr): New expander and insn.
	* config/avr/gen-avr-mmcu-specs.c (print_mcu)
	[HAVE_AS_AVR_MGCCISR_OPTION]: Print asm_gccisr spec.
	* config/avr/specs.h (ASM_SPEC) <asm_gccisr>: Add sub spec.

2017-07-10  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/parsecpu.awk (gen_comm_data): Do not escape single quotes
	in quoted strings.

2017-07-10  Georg-Johann Lay  <avr@gjlay.de>

	Move jump-tables out of .text again.

	PR target/81075
	* config/avr/avr.c (ASM_OUTPUT_ADDR_VEC_ELT): Remove function.
	(ASM_OUTPUT_ADDR_VEC): New function.
	(avr_adjust_insn_length) [JUMP_TABLE_DATA_P]: Return 0.
	(avr_final_prescan_insn) [avr_log.insn_addresses]: Dump
	INSN_ADDRESSes as asm comment.
	* config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION): Adjust comment.
	(ASM_OUTPUT_ADDR_VEC_ELT): Remove define.
	(ASM_OUTPUT_ADDR_VEC): Define to avr_output_addr_vec.
	* config/avr/avr.md (*tablejump): Adjust comment.
	* config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Remove.
	* config/avr/avr-log.c (avr_log_set_avr_log) <insn_addresses>:
	New detail.
	* config/avr/avr-protos.h (avr_output_addr_vec_elt): Remove proto.
	(avr_output_addr_vec): New proto.
	(avr_log_t) <insn_addresses>: New field.

2017-07-09  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/81313
	* config/i386/i386.c (ix86_function_arg_advance): Set
	outgoing_args_on_stack to true if there are outgoing arguments
	on stack.
	(ix86_function_arg): Likewise.
	(ix86_get_drap_rtx): Use DRAP only if there are outgoing
	arguments on stack and ACCUMULATE_OUTGOING_ARGS is false.
	* config/i386/i386.h (machine_function): Add
	outgoing_args_on_stack.

2017-07-09  Krister Walfridsson  <krister.walfridsson@gmail.com>

	* config.gcc (*-*-netbsd*): Remove check for NetBSD versions not
	supporting pthreds.
	* config/netbsd.h (NETBSD_LIBGCC_SPEC): Always enable pthreads.

2017-07-08  Richard Sandiford  <richard.sandiford@linaro.org>

	* Makefile.in (HOOKS_H, RTL_BASE_H, FUNCTION_H, EXPR_H, REGS_H)
	(REAL_H): Remove $(MACHMODE_H).
	(FIXED_VALUE_H, TREE_CORE_H, CFGLOOP_H): Remove $(MACHMODE_H) and
	double-int.h.
	(CORETYPES_H): Add signop.h, wide-int.h, wide-int-print.h,
	$(MACHMODE_H) and double-int.h.
	(build/min-insn-modes.o): Depend on $(CORETYPES_H) rather than
	$(MACHMODE_H).
	(gengtype-state.o, gengtype.o, build/gengtype.o): Don't depend on
	double-int.h.

2017-07-07  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Check
	prev_set and curr_set for AARCH64_FUSE_ALU_BRANCH.

2017-07-07  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_get_function_versions_dispatcher):
	Add warning if GCC was not configured to link against a GLIBC that
	exports the hardware capability bits.
	(make_resolver_func): Make resolver function private and not a
	COMDAT function.  Create the name with clone_function_name instead
	of make_unique_name.

	PR target/81348
	* config/rs6000/rs6000.md (HI sign_extend splitter): Use the
	correct operand in doing the split.

2017-07-07 Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c: Add support for built-in function
	vector unsigned short vec_pack_to_short_fp32 (vector float,
						      vector float).
	* config/rs6000/rs6000-builtin.def (CONVERT_4F32_8I16): Add
	BU_P9V_AV_2 and BU_P9V_OVERLOAD_2 definitions.
	* config/rs6000/altivec.h (vec_pack_to_short_fp32): Add define.
	* config/rs6000/altivec.md(UNSPEC_CONVERT_4F32_8I16): Add UNSPEC.
	(convert_4f32_8i16): Add define_expand.
	* doc/extend.texi: Update the built-in documentation file for the
	new built-in function.

2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* config/sparc/m8.md: New file.
	* config/sparc/sparc.md: Include m8.md.

2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* config/sparc/sparc.opt: New option -mvis4b.
	* config/sparc/sparc.c (dump_target_flag_bits): Handle MASK_VIS4B.
	(sparc_option_override): Handle VIS4B.
	(enum sparc_builtins): Define
	SPARC_BUILTIN_DICTUNPACK{8,16,32},
	SPARC_BUILTIN_FPCMP{LE,GT,EQ,NE}{8,16,32}SHL,
	SPARC_BUILTIN_FPCMPU{LE,GT}{8,16,32}SHL,
	SPARC_BUILTIN_FPCMPDE{8,16,32}SHL and
	SPARC_BUILTIN_FPCMPUR{8,16,32}SHL.
	(check_constant_argument): New function.
	(sparc_vis_init_builtins): Define builtins
	__builtin_vis_dictunpack{8,16,32},
	__builtin_vis_fpcmp{le,gt,eq,ne}{8,16,32}shl,
	__builtin_vis_fpcmpu{le,gt}{8,16,32}shl,
	__builtin_vis_fpcmpde{8,16,32}shl and
	__builtin_vis_fpcmpur{8,16,32}shl.
	(sparc_expand_builtin): Check that the constant operands to
	__builtin_vis_fpcmp*shl and _builtin_vis_dictunpack* are indeed
	constant and in range.
	* config/sparc/sparc-c.c (sparc_target_macros): Handle
	TARGET_VIS4B.
	* config/sparc/sparc.h (SPARC_IMM2_P): Define.
	(SPARC_IMM5_P): Likewise.
	* config/sparc/sparc.md (cpu_feature): Add new feagure "vis4b".
	(enabled): Handle vis4b.
	(UNSPEC_DICTUNPACK): New unspec.
	(UNSPEC_FPCMPSHL): Likewise.
	(UNSPEC_FPUCMPSHL): Likewise.
	(UNSPEC_FPCMPDESHL): Likewise.
	(UNSPEC_FPCMPURSHL): Likewise.
	(cpu_feature): New CPU feature `vis4b'.
	(dictunpack{8,16,32}): New insns.
	(FPCSMODE): New mode iterator.
	(fpcscond): New code iterator.
	(fpcsucond): Likewise.
	(fpcmp{le,gt,eq,ne}{8,16,32}{si,di}shl): New insns.
	(fpcmpu{le,gt}{8,16,32}{si,di}shl): Likewise.
	(fpcmpde{8,16,32}{si,di}shl): Likewise.
	(fpcmpur{8,16,32}{si,di}shl): Likewise.
	* config/sparc/constraints.md: Define constraints `q' for unsigned
	2-bit integer constants and `t' for unsigned 5-bit integer
	constants.
	* config/sparc/predicates.md (imm5_operand_dictunpack8): New
	predicate.
	(imm5_operand_dictunpack16): Likewise.
	(imm5_operand_dictunpack32): Likewise.
	(imm2_operand): Likewise.
	* doc/invoke.texi (SPARC Options): Document -mvis4b.
	* doc/extend.texi (SPARC VIS Built-in Functions): Document the
	ditunpack* and fpcmp*shl builtins.

2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* config.gcc: Handle m8 in --with-{cpu,tune} options.
	* config.in: Add HAVE_AS_SPARC6 define.
	* config/sparc/driver-sparc.c (cpu_names): Add entry for the SPARC
	M8.
	* config/sparc/sol2.h (CPP_CPU64_DEFAULT_SPEC): Define for
	TARGET_CPU_m8.
	(ASM_CPU32_DEFAUILT_SPEC): Likewise.
	(CPP_CPU_SPEC): Handle m8.
	(ASM_CPU_SPEC): Likewise.
	* config/sparc/sparc-opts.h (enum processor_type): Add
	PROCESSOR_M8.
	* config/sparc/sparc.c (m8_costs): New struct.
	(sparc_option_override): Handle TARGET_CPU_m8.
	(sparc32_initialize_trampoline): Likewise.
	(sparc64_initialize_trampoline): Likewise.
	(sparc_issue_rate): Likewise.
	(sparc_register_move_cost): Likewise.
	* config/sparc/sparc.h (TARGET_CPU_m8): Define.
	(CPP_CPU64_DEFAULT_SPEC): Define for M8.
	(ASM_CPU64_DEFAULT_SPEC): Likewise.
	(CPP_CPU_SPEC): Handle M8.
	(ASM_CPU_SPEC): Likewise.
	(AS_M8_FLAG): Define.
	* config/sparc/sparc.md: Add m8 to the cpu attribute.
	* config/sparc/sparc.opt: New option -mcpu=m8 for sparc targets.
	* configure.ac (HAVE_AS_SPARC6): Check for assembler support for
	M8 instructions.
	* configure: Regenerate.
	* doc/invoke.texi (SPARC Options): Document -mcpu=m8 and
	-mtune=m8.

2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* config/sparc/niagara7.md: Rework the DFA scheduler to use insn
	subtypes.
	* config/sparc/sparc.md: Remove the `v3pipe' insn attribute.
	("*movdi_insn_sp32"): Do not set v3pipe.
	("*movsi_insn"): Likewise.
	("*movdi_insn_sp64"): Likewise.
	("*movsf_insn"): Likewise.
	("*movdf_insn_sp32"): Likewise.
	("*movdf_insn_sp64"): Likewise.
	("*zero_extendsidi2_insn_sp64"): Likewise.
	("*sign_extendsidi2_insn"): Likewise.
	("*mov<VM32:mode>_insn"): Likewise.
	("*mov<VM64:mode>_insn_sp64"): Likewise.
	("*mov<VM64:mode>_insn_sp32"): Likewise.
	("<plusminus_insn><VADDSUB:mode>3"): Likewise.
	("<vlop:code><VL:mode>3"): Likewise.
	("*not_<vlop:code><VL:mode>3"): Likewise.
	("*nand<VL:mode>_vis"): Likewise.
	("*<vlnotop:code>_not1<VL:mode>_vis"): Likewise.
	("*<vlnotop:code>_not2<VL:mode>_vis"): Likewise.
	("one_cmpl<VL:mode>2"): Likewise.
	("faligndata<VM64:mode>_vis"): Likewise.
	("alignaddrsi_vis"): Likewise.
	("alignaddrdi_vis"): Likweise.
	("alignaddrlsi_vis"): Likewise.
	("alignaddrldi_vis"): Likewise.
	("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
	("bmaskdi_vis"): Likewise.
	("bmasksi_vis"): Likewise.
	("bshuffle<VM64:mode>_vis"): Likewise.
	("cmask8<P:mode>_vis"): Likewise.
	("cmask16<P:mode>_vis"): Likewise.
	("cmask32<P:mode>_vis"): Likewise.
	("pdistn<P:mode>_vis"): Likewise.
	("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.

2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* config/sparc/sparc.md ("subtype"): New insn attribute.
	("*wrgsr_sp64"): Set insn subtype.
	("*rdgsr_sp64"): Likewise.
	("alignaddrsi_vis"): Likewise.
	("alignaddrdi_vis"): Likewise.
	("alignaddrlsi_vis"): Likewise.
	("alignaddrldi_vis"): Likewise.
	("<plusminus_insn><VADDSUB:mode>3"): Likewise.
	("fexpand_vis"): Likewise.
	("fpmerge_vis"): Likewise.
	("faligndata<VM64:mode>_vis"): Likewise.
	("bshuffle<VM64:mode>_vis"): Likewise.
	("cmask8<P:mode>_vis"): Likewise.
	("cmask16<P:mode>_vis"): Likewise.
	("cmask32<P:mode>_vis"): Likewise.
	("fchksm16_vis"): Likewise.
	("v<vis3_shift_patname><GCM:mode>3"): Likewise.
	("fmean16_vis"): Likewise.
	("fp<plusminus_insn>64_vis"): Likewise.
	("<plusminus_insn>v8qi3"): Likewise.
	("<vis3_addsub_ss_patname><VASS:mode>3"): Likewise.
	("<vis4_minmax_patname><VMMAX:mode>3"): Likewise.
	("<vis4_uminmax_patname><VMMAX:mode>3"): Likewise.
	("<vis3_addsub_ss_patname>v8qi3"): Likewise.
	("<vis4_addsub_us_patname><VAUS:mode>3"): Likewise.
	("*movqi_insn"): Likewise.
	("*movhi_insn"): Likewise.
	("*movsi_insn"): Likewise.
	("movsi_pic_gotdata_op"): Likewise.
	("*movdi_insn_sp32"): Likewise.
	("*movdi_insn_sp64"): Likewise.
	("movdi_pic_gotdata_op"): Likewise.
	("*movsf_insn"): Likewise.
	("*movdf_insn_sp32"): Likewise.
	("*movdf_insn_sp64"): Likewise.
	("*zero_extendhisi2_insn"): Likewise.
	("*zero_extendqihi2_insn"): Likewise.
	("*zero_extendqisi2_insn"): Likewise.
	("*zero_extendqidi2_insn"): Likewise.
	("*zero_extendhidi2_insn"): Likewise.
	("*zero_extendsidi2_insn_sp64"): Likewise.
	("ldfsr"): Likewise.
	("prefetch_64"): Likewise.
	("prefetch_32"): Likewise.
	("tie_ld32"): Likewise.
	("tie_ld64"): Likewise.
	("*tldo_ldub_sp32"): Likewise.
	("*tldo_ldub1_sp32"): Likewise.
	("*tldo_ldub2_sp32"): Likewise.
	("*tldo_ldub_sp64"): Likewise.
	("*tldo_ldub1_sp64"): Likewise.
	("*tldo_ldub2_sp64"): Likewise.
	("*tldo_ldub3_sp64"): Likewise.
	("*tldo_lduh_sp32"): Likewise.
	("*tldo_lduh1_sp32"): Likewise.
	("*tldo_lduh_sp64"): Likewise.
	("*tldo_lduh1_sp64"): Likewise.
	("*tldo_lduh2_sp64"): Likewise.
	("*tldo_lduw_sp32"): Likewise.
	("*tldo_lduw_sp64"): Likewise.
	("*tldo_lduw1_sp64"): Likewise.
	("*tldo_ldx_sp64"): Likewise.
	("*mov<VM32:mode>_insn"): Likewise.
	("*mov<VM64:mode>_insn_sp64"): Likewise.
	("*mov<VM64:mode>_insn_sp32"): Likewise.

2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* config/sparc/sparc.md ("type"): New insn type viscmp.
	("fcmp<gcond:code><GCM:gcm_name><P:mode>_vis"): Set insn type to
	viscmp.
	("fpcmp<gcond:code>8<P:mode>_vis"): Likewise.
	("fucmp<gcond:code>8<P:mode>_vis"): Likewise.
	("fpcmpu<gcond:code><GCM:gcm_name><P:mode>_vis"): Likewise.
	* config/sparc/niagara7.md ("n7_vis_logical_v3pipe"): Handle
	viscmp.
	("n7_vis_logical_11cycle"): Likewise.
	* config/sparc/niagara4.md ("n4_vis_logical"): Likewise.
	* config/sparc/niagara2.md ("niag3_vis": Likewise.
	* config/sparc/niagara.md ("niag_vis"): Likewise.
	* config/sparc/ultra3.md ("us3_fga"): Likewise.
	* config/sparc/ultra1_2.md ("us1_fga_double"): Likewise.

2017-07-07  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* config/sparc/sparc.md: New instruction type `bmask'.
	(bmaskdi_vis): Use the `bmask' type.
	(bmasksi_vis): Likewise.
	* config/sparc/ultra3.md (us3_array): Likewise.
	* config/sparc/niagara7.md (n7_array): Likewise.
	* config/sparc/niagara4.md (n4_array): Likewise.
	* config/sparc/niagara2.md (niag2_vis): Likewise.
	(niag3_vis): Likewise.
	* config/sparc/niagara.md (niag_vis): Likewise.

2017-07-06  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-comdats.c: Remove optimize check from gate.
	* ipa-fnsummary.c (ipa_fn_summary_generate): do not generate summary
	for functions not optimized.
	(ipa_fn_summary_read): Skip optimize check.
	(ipa_fn_summary_write): Likewise.
	* ipa-inline-analysis.c (do_estimate_growth_1): Check that caller
	is optimized.
	* ipa-inline.c (can_inline_edge_p): Not optimized functions are
	uninlinable.
	(can_inline_edge_p): Check flag_pcc_struct_return for match.
	(check_callers): Give up on caller which is not optimized.
	(inline_small_functions): Likewise.
	(ipa_inline): Do not give up when not optimizing.
	* ipa-visbility.c (function_and_variable_visibility): Do not optimize
	away unoptimizes cdtors.
	(whole_program_function_and_variable_visibility): Do
	ipa_discover_readonly_nonaddressable_vars in LTO mode.
	* ipa.c (process_references): Do not check optimize.
	(symbol_table::remove_unreachable_nodes): Update optimize check.
	(set_writeonly_bit): Update optimize check.
	(pass_ipa_cdtor_merge::gate): Do not check optimize.
	(pass_ipa_single_use::gate): Remove.

2017-07-06  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (union_defs, union_uses, insn_is_load_p,
	insn_is_store_p, insn_is_swap_p, const_load_sequence_p, v2df_reduction_p,
	rtx_is_swappable_p, insn_is_swappable_p, chain_contains_only_swaps,
	mark_swaps_for_removal, swap_const_vector_halves, adjust_subreg_index,
	permute_load, permute_store, adjust_extract, adjust_splat,
	adjust_xxpermdi, adjust_concat, adjust_vperm, handle_special_swappables,
	replace_swap_with_copy, dump_swap_insn_table,
	alignment_with_canonical_addr, alignment_mask, find_alignment_op,
	recombine_lvx_pattern, recombine_stvx_pattern,
	recombine_lvx_stvx_patterns, rs6000_analyze_swaps,
	make_pass_analyze_swaps): Move all code related to p8 swap optimizations
	to file rs6000-p8swap.c.
	* config/rs6000/rs6000-p8swap.c: New file.
	* config/rs6000/t-rs6000: Add rule to build rs6000-p8swap.o.
	* config.gcc: Add rs6000-p8swap.o to extra_objs for powerpc*-*-*
	and rs6000*-*-* targets.

2017-07-06  David Malcolm  <dmalcolm@redhat.com>

	* Makefile.in (selftest): Remove dependency on s-selftest-c++.

2017-07-06  Jan Hubicka  <hubicka@ucw.cz>

	* lto-wrapper.c (merge_and_complain): Do not merge
	fexceptions, fnon_call_exceptions, ftrapv, ffp_contract_, fmath_errno,
	fsigned_zeros, ftrapping_math, fwrapv.
	(append_compiler_options): Do not track these options.
	(append_linker_options): Likewie

2017-07-06  Jan Hubicka  <hubicka@ucw.cz>

	* cgraphunit.c (cgraph_node::finalize_function): When
	!flag_toplevel_reorde set no_reorder flag.
	(varpool_node::finalize_decl): Likewise.
	(symbol_table::compile): Drop no toplevel reorder path.

2017-07-06  Jan Hubicka  <hubicka@ucw.cz>

	* bb-reorder.c (better_edge_p): Do not build traces across abnormal/eh
	edges; zero probability is not better than uninitialized.

2017-07-06  Maxim Ostapenko  <m.ostapenko@samsung.com>

	* asan.h (asan_sanitize_allocas_p): Declare.
	* asan.c (asan_sanitize_allocas_p): New function.
	(handle_builtin_stack_restore): Bail out if !asan_sanitize_allocas_p.
	(handle_builtin_alloca): Likewise.
	* cfgexpand.c (expand_used_vars): Do not add allocas unpoisoning stuff
	if !asan_sanitize_allocas_p.
	* params.def (asan-instrument-allocas): Add new option.
	* params.h (ASAN_PROTECT_ALLOCAS): Define.
	* opts.c (common_handle_option): Disable allocas sanitization for
	KASan by default.

2017-07-06  Maxim Ostapenko  <m.ostapenko@samsung.com>

	* asan.c: Include gimple-fold.h.
	(get_last_alloca_addr): New function.
	(handle_builtin_stackrestore): Likewise.
	(handle_builtin_alloca): Likewise.
	(asan_emit_allocas_unpoison): Likewise.
	(get_mem_refs_of_builtin_call): Add new parameter, remove const
	quallifier from first paramerer. Handle BUILT_IN_ALLOCA,
	BUILT_IN_ALLOCA_WITH_ALIGN and BUILT_IN_STACK_RESTORE builtins.
	(instrument_builtin_call): Pass gimple iterator to
	get_mem_refs_of_builtin_call.
	(last_alloca_addr): New global.
	* asan.h (asan_emit_allocas_unpoison): Declare.
	* builtins.c (expand_asan_emit_allocas_unpoison): New function.
	(expand_builtin): Handle BUILT_IN_ASAN_ALLOCAS_UNPOISON.
	* cfgexpand.c (expand_used_vars): Call asan_emit_allocas_unpoison
	if function calls alloca.
	* gimple-fold.c (replace_call_with_value): Remove static keyword.
	* gimple-fold.h (replace_call_with_value): Declare.
	* internal-fn.c: Include asan.h.
	* sanitizer.def (BUILT_IN_ASAN_ALLOCA_POISON,
	BUILT_IN_ASAN_ALLOCAS_UNPOISON): New builtins.

2017-07-06  David Malcolm  <dmalcolm@redhat.com>

	* Makefile.in (SELFTEST_FLAGS): Drop "-x c", moving it to...
	(C_SELFTEST_FLAGS): New.
	(CPP_SELFTEST_FLAGS): New.
	(SELFTEST_DEPS): New, from deps of s-selftest.
	(C_SELFTEST_DEPS): New, from deps of s-selftest.
	(CPP_SELFTEST_DEPS): New.
	(selftest): Add dependency on s-selftest-c++.
	(s-selftest): Rename to...
	(s-selftest-c): ...this, moving deps to SELFTEST_DEPS
	and C_SELFTEST_DEPS, and using C_SELFTEST_FLAGS rather
	than SELFTEST_FLAGS.
	(selftest-gdb): Rename to...
	(selftest-c-gdb): ...this, using C_SELFTEST_DEPS and
	C_SELFTEST_FLAGS.
	(selftest-gdb): Reintroduce as an alias for selftest-c-gdb.
	(selftest-valgrind): Rename to...
	(selftest-c-valgrind): ...this, using C_SELFTEST_DEPS and
	C_SELFTEST_FLAGS.
	(selftest-valgrind): Reintroduce as an alias for
	selftest-c-valgrind.
	(s-selftest-c++): New.
	(selftest-c++-gdb): New.
	(selftest-c++-valgrind): New.

2017-07-06  Olivier Hainque  <hainque@adacore.com>

	* gcc.c (process_command): When deciding if undefined variables
	should be ignored when processing specs, accept "gcc -v" as well.

2017-07-06  Jan Hubicka  <hubicka@ucw.cz>

	* auto-profile.c (afdo_set_bb_count, afdo_propagate_edge,
	afdo_annotate_cfg): Set counts/probabilities as determined by afdo.

2017-07-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm-cpus.in (armv8-r): Add new entry.
	* config/arm/arm-isa.h (ISA_ARMv8r): Define macro.
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/arm.h (enum base_architecture): Add BASE_ARCH_8R
	enumerator.
	* doc/invoke.texi: Mention -march=armv8-r and its extensions.

2017-07-06  Carl Love  <cel@us.ibm.com>

	* ChangeLog: Clean up from mid air collision

2017-07-06  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c.c: Add support for built-in functions
	vector signed int vec_subc (vector signed int, vector signed int);
	vector signed __int128 vec_subc (vector signed __int128,
					 vector signed __int128);
	vector unsigned __int128 vec_subc (vector unsigned __int128,
					   vector unsigned __int128);
	vector signed int vec_sube (vector signed int, vector signed int,
				    vector signed int);
	vector unsigned int vec_sube (vector unsigned int,
				      vector unsigned int,
				      vector unsigned int);
	vector signed __int128 vec_sube (vector signed __int128,
					 vector signed __int128,
					 vector signed__int128);
	vector unsigned __int128 vec_sube (vector unsigned __int128,
					   vector unsigned __int128,
					   vector unsigned __int128);
	vector signed int vec_subec (vector signed int, vector signed int,
				     vector signed int);
	vector unsigned int vec_subec (vector unsigned int,
				       vector unsigned int,
				       vector unsigned int);
	vector signed __int128 vec_subec (vector signed __int128,
					  vector signed __int128,
					  vector signed__int128);
	vector unsigned __int128 vec_subec (vector unsigned __int128,
					    vector unsigned __int128,
					    vector unsigned __int128);
	* config/rs6000/rs6000.c (ALTIVEC_BUILTIN_VEC_SUBE,
	ALTIVEC_BUILTIN_VEC_SUBEC): Add ef_builtins.
	* config/rs6000/rs6000-builtin.def (SUBE, SUBEC): Add
	BU_ALTIVEC_OVERLOAD_X definitions.
	* config/rs6000/altivec.h (vec_sube, vec_subec): Add builtin defines.
	* doc/extend.texi: Update the built-in documentation file for the new
	built-in functions.

2017-07-06  David Malcolm  <dmalcolm@redhat.com>

	PR c++/79300
	* diagnostic-show-locus.c (layout::layout): Use start and finish
	spelling location for the start and finish of each range.
	* genmatch.c (linemap_client_expand_location_to_spelling_point):
	Add unused aspect param.
	* input.c (expand_location_1): Add "aspect" param, and use it
	to access the correct part of the location.
	(expand_location): Pass LOCATION_ASPECT_CARET to new param of
	expand_location_1.
	(expand_location_to_spelling_point): Likewise.
	(linemap_client_expand_location_to_spelling_point): Add "aspect"
	param, and pass it to expand_location_1.

2017-07-06  Sebastian Peryt  <sebastian.peryt@intel.com>

	* config/i386/avx512fintrin.h (_mm_mask_getexp_round_ss,
	_mm_maskz_getexp_round_ss, _mm_mask_getexp_round_sd,
	_mm_maskz_getexp_round_sd, _mm_mask_getmant_round_sd,
	_mm_maskz_getmant_round_sd, _mm_mask_getmant_round_ss,
	_mm_maskz_getmant_round_ss, _mm_mask_getexp_ss, _mm_maskz_getexp_ss,
	_mm_mask_getexp_sd, _mm_maskz_getexp_sd, _mm_mask_getmant_sd,
	_mm_maskz_getmant_sd, _mm_mask_getmant_ss,
	_mm_maskz_getmant_ss): New intrinsics.
	(__builtin_ia32_getexpss128_mask): Changed to ...
	__builtin_ia32_getexpss128_round ... this.
	(__builtin_ia32_getexpsd128_mask): Changed to ...
	__builtin_ia32_getexpsd128_round ... this.
	* config/i386/i386-builtin-types.def
	((V2DF, V2DF, V2DF, INT, V2DF, UQI, INT),
	(V4SF, V4SF, V4SF, INT, V4SF, UQI, INT)): New function type aliases.
	* config/i386/i386-builtin.def (__builtin_ia32_getexpsd_mask_round,
	__builtin_ia32_getexpss_mask_round,	__builtin_ia32_getmantsd_mask_round,
	__builtin_ia32_getmantss_mask_round): New builtins.
	* config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_INT_V2DF_UQI_INT,
	V4SF_FTYPE_V4SF_V4SF_INT_V4SF_UQI_INT): Handle new types.
	(CODE_FOR_avx512f_vgetmantv2df_mask_round,
	CODE_FOR_avx512f_vgetmantv4sf_mask_round): New cases.
	* config/i386/sse.md
	(avx512f_sgetexp<mode><round_saeonly_name>): Changed to ...
	avx512f_sgetexp<mode><mask_scalar_name>
	<round_saeonly_scalar_name> ... this.
	(vgetexp<ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|
	%0, %1, %2<round_saeonly_op3>}): Changed to ...
	vgetexp<ssescalarmodesuffix>
	\t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
	%0<mask_scalar_operand3>, %1, %2<round_saeonly_scalar_mask_op3>} ... this.
	(avx512f_vgetmant<mode><round_saeonly_name>): Changed to ...
	avx512f_vgetmant<mode><mask_scalar_name>
	<round_saeonly_scalar_name> ... this.
	(vgetmant<ssescalarmodesuffix>\t{%3, <round_saeonly_op4>%2, %1, %0|
	%0, %1, %2<round_saeonly_op4>, %3}): Changed to ...
	vgetmant<ssescalarmodesuffix>
	\t{%3, <round_saeonly_scalar_mask_op4>%2, %1, %0<mask_scalar_operand4>|
	%0<mask_scalar_operand4>, %1, %2
	<round_saeonly_scalar_mask_op4>, %3} ... this.
	* config/i386/subst.md (mask_scalar_operand4,
	round_saeonly_scalar_mask_operand4,	round_saeonly_scalar_mask_op4,
	round_saeonly_scalar_nimm_predicate): New subst attributes.

2017-07-06  Julia Koval  <julia.koval@intel.com>

	* config/i386/i386.c (ix86_erase_embedded_rounding):
	Remove code for old rounding pattern.

2017-07-06  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/t-arm (GTM_H): Add arm-cpu.h.

2017-07-06  Christophe Lyon  <christophe.lyon@linaro.org>

	* doc/sourcebuild.texi (Test Directives, Variants of
	dg-require-support): Add documentation for dg-require-stack-check.

2017-07-05  Sebastian Peryt  <sebastian.peryt@intel.com>

	* config/i386/subst.md (mask_scalar, round_scalar,
	round_saeonly_scalar): New meta-templates.
	(mask_scalar_name, mask_scalar_operand3, round_scalar_name,
	round_scalar_mask_operand3, round_scalar_mask_op3,
	round_scalar_constraint, round_scalar_prefix, round_saeonly_scalar_name,
	round_saeonly_scalar_mask_operand3, round_saeonly_scalar_mask_op3,
	round_saeonly_scalar_constraint,
	round_saeonly_scalar_prefix): New subst attribute.
	* config/i386/sse.md
	(<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): Renamed to ...
	<sse>_vm<plusminus_insn><mode>3<mask_scalar_name>
	<round_scalar_name> ... this.
	(<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): Renamed to ...
	<sse>_vm<multdiv_mnemonic><mode>3<mask_scalar_name>
	<round_scalar_name> ... this.
	(<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): Renamed to ...
	<sse>_vm<code><mode>3<mask_scalar_name>
	<round_saeonly_scalar_name> ... this.
	(v<plusminus_mnemonic><ssescalarmodesuffix>
	\t{<round_mask_op3>%2, %1, %0<mask_operand3>|
	%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
	v<plusminus_mnemonic><ssescalarmodesuffix>
	\t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
	%0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
	(v<multdiv_mnemonic><ssescalarmodesuffix>
	\t{<round_mask_op3>%2, %1, %0<mask_operand3>|
	%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}): Changed to ...
	v<multdiv_mnemonic><ssescalarmodesuffix>
	\t{<round_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
	%0<mask_scalar_operand3>, %1, %<iptr>2<round_scalar_mask_op3>} ... this.
	(v<maxmin_float><ssescalarmodesuffix>
	\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|
	%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}): Changed to ...
	v<maxmin_float><ssescalarmodesuffix>
	\t{<round_saeonly_scalar_mask_op3>%2, %1, %0<mask_scalar_operand3>|
	%0<mask_scalar_operand3>, %1, %<iptr>2
	<round_saeonly_scalar_mask_op3>} ... this.

2017-07-05  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm.c (arm_fixed_condition_code_regs): New function.
	(TARGET_FIXED_CONDITION_CODE_REGS): Redefine.

2017-07-05  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* combine.c (simplify_if_then_else): Remove "enum" before
	"machine_mode".
	* compare-elim.c (can_eliminate_compare): Likewise.
	* config/aarch64/aarch64-builtins.c (aarch64_simd_builtin_std_type):
	Likewise.
	(aarch64_lookup_simd_builtin_type): Likewise.
	(aarch64_simd_builtin_type): Likewise.
	(aarch64_init_simd_builtin_types): Likewise.
	(aarch64_simd_expand_args): Likewise.
	* config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_rglist):
	Likewise.
	(aarch64_reverse_mask): Likewise.
	(aarch64_simd_emit_reg_reg_move): Likewise.
	(aarch64_gen_adjusted_ldpstp): Likewise.
	(aarch64_ccmp_mode_to_code): Likewise.
	(aarch64_operands_ok_for_ldpstp): Likewise.
	(aarch64_operands_adjust_ok_for_ldpstp): Likewise.
	* config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class):
	Likewise.
	(aarch64_min_divisions_for_recip_mul): Likewise.
	(aarch64_reassociation_width): Likewise.
	(aarch64_get_condition_code_1): Likewise.
	(aarch64_simd_emit_reg_reg_move): Likewise.
	(aarch64_simd_attr_length_rglist): Likewise.
	(aarch64_reverse_mask): Likewise.
	(aarch64_operands_ok_for_ldpstp): Likewise.
	(aarch64_operands_adjust_ok_for_ldpstp): Likewise.
	(aarch64_gen_adjusted_ldpstp): Likewise.
	* config/aarch64/cortex-a57-fma-steering.c (fma_node::rename):
	Likewise.
	* config/arc/arc.c (legitimate_offset_address_p): Likewise.
	* config/arm/arm-builtins.c (arm_simd_builtin_std_type): Likewise.
	(arm_lookup_simd_builtin_type): Likewise.
	(arm_simd_builtin_type): Likewise.
	(arm_init_simd_builtin_types): Likewise.
	(arm_expand_builtin_args): Likewise.
	* config/arm/arm-protos.h (arm_expand_builtin): Likewise.
	* config/ft32/ft32.c (ft32_libcall_value): Likewise.
	(ft32_setup_incoming_varargs): Likewise.
	(ft32_function_arg): Likewise.
	(ft32_function_arg_advance): Likewise.
	(ft32_pass_by_reference): Likewise.
	(ft32_arg_partial_bytes): Likewise.
	(ft32_valid_pointer_mode): Likewise.
	(ft32_addr_space_pointer_mode): Likewise.
	(ft32_addr_space_legitimate_address_p): Likewise.
	* config/i386/i386-protos.h (ix86_operands_ok_for_move_multiple):
	Likewise.
	* config/i386/i386.c (ix86_setup_incoming_vararg_bounds): Likewise.
	(ix86_emit_outlined_ms2sysv_restore): Likewise.
	(iamcu_alignment): Likewise.
	(canonicalize_vector_int_perm): Likewise.
	(ix86_noce_conversion_profitable_p): Likewise.
	(ix86_mpx_bound_mode): Likewise.
	(ix86_operands_ok_for_move_multiple): Likewise.
	* config/microblaze/microblaze-protos.h
	(microblaze_expand_conditional_branch_reg): Likewise.
	* config/microblaze/microblaze.c
	(microblaze_expand_conditional_branch_reg): Likewise.
	* config/powerpcspe/powerpcspe.c (rs6000_init_hard_regno_mode_ok):
	Likewise.
	(rs6000_reassociation_width): Likewise.
	(rs6000_invalid_binary_op): Likewise.
	(fusion_p9_p): Likewise.
	(emit_fusion_p9_load): Likewise.
	(emit_fusion_p9_store): Likewise.
	* config/riscv/riscv-protos.h (riscv_regno_mode_ok_for_base_p):
	Likewise.
	(riscv_hard_regno_mode_ok_p): Likewise.
	(riscv_address_insns): Likewise.
	(riscv_split_symbol): Likewise.
	(riscv_legitimize_move): Likewise.
	(riscv_function_value): Likewise.
	(riscv_hard_regno_nregs): Likewise.
	(riscv_expand_builtin): Likewise.
	* config/riscv/riscv.c (riscv_build_integer_1): Likewise.
	(riscv_build_integer): Likewise.
	(riscv_split_integer): Likewise.
	(riscv_legitimate_constant_p): Likewise.
	(riscv_cannot_force_const_mem): Likewise.
	(riscv_regno_mode_ok_for_base_p): Likewise.
	(riscv_valid_base_register_p): Likewise.
	(riscv_valid_offset_p): Likewise.
	(riscv_valid_lo_sum_p): Likewise.
	(riscv_classify_address): Likewise.
	(riscv_legitimate_address_p): Likewise.
	(riscv_address_insns): Likewise.
	(riscv_load_store_insns): Likewise.
	(riscv_force_binary): Likewise.
	(riscv_split_symbol): Likewise.
	(riscv_force_address): Likewise.
	(riscv_legitimize_address): Likewise.
	(riscv_move_integer): Likewise.
	(riscv_legitimize_const_move): Likewise.
	(riscv_legitimize_move): Likewise.
	(riscv_address_cost): Likewise.
	(riscv_subword): Likewise.
	(riscv_output_move): Likewise.
	(riscv_canonicalize_int_order_test): Likewise.
	(riscv_emit_int_order_test): Likewise.
	(riscv_function_arg_boundary): Likewise.
	(riscv_pass_mode_in_fpr_p): Likewise.
	(riscv_pass_fpr_single): Likewise.
	(riscv_pass_fpr_pair): Likewise.
	(riscv_get_arg_info): Likewise.
	(riscv_function_arg): Likewise.
	(riscv_function_arg_advance): Likewise.
	(riscv_arg_partial_bytes): Likewise.
	(riscv_function_value): Likewise.
	(riscv_pass_by_reference): Likewise.
	(riscv_setup_incoming_varargs): Likewise.
	(riscv_print_operand): Likewise.
	(riscv_elf_select_rtx_section): Likewise.
	(riscv_save_restore_reg): Likewise.
	(riscv_for_each_saved_reg): Likewise.
	(riscv_register_move_cost): Likewise.
	(riscv_hard_regno_mode_ok_p): Likewise.
	(riscv_hard_regno_nregs): Likewise.
	(riscv_class_max_nregs): Likewise.
	(riscv_memory_move_cost): Likewise.
	* config/rl78/rl78-protos.h (rl78_split_movsi): Likewise.
	* config/rl78/rl78.c (rl78_split_movsi): Likewise.
	(rl78_addr_space_address_mode): Likewise.
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
	Likewise.
	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Likewise.
	(rs6000_reassociation_width): Likewise.
	(rs6000_invalid_binary_op): Likewise.
	(fusion_p9_p): Likewise.
	(emit_fusion_p9_load): Likewise.
	(emit_fusion_p9_store): Likewise.
	* config/visium/visium-protos.h (prepare_move_operands): Likewise.
	(ok_for_simple_move_operands): Likewise.
	(ok_for_simple_move_strict_operands): Likewise.
	(ok_for_simple_arith_logic_operands): Likewise.
	(visium_legitimize_reload_address): Likewise.
	(visium_select_cc_mode): Likewise.
	(output_cbranch): Likewise.
	(visium_split_double_move): Likewise.
	(visium_expand_copysign): Likewise.
	(visium_expand_int_cstore): Likewise.
	(visium_expand_fp_cstore): Likewise.
	* config/visium/visium.c (visium_pass_by_reference): Likewise.
	(visium_function_arg): Likewise.
	(visium_function_arg_advance): Likewise.
	(visium_libcall_value): Likewise.
	(visium_setup_incoming_varargs): Likewise.
	(visium_legitimate_constant_p): Likewise.
	(visium_legitimate_address_p): Likewise.
	(visium_legitimize_address): Likewise.
	(visium_secondary_reload): Likewise.
	(visium_register_move_cost): Likewise.
	(visium_memory_move_cost): Likewise.
	(prepare_move_operands): Likewise.
	(ok_for_simple_move_operands): Likewise.
	(ok_for_simple_move_strict_operands): Likewise.
	(ok_for_simple_arith_logic_operands): Likewise.
	(visium_function_value_1): Likewise.
	(rtx_ok_for_offset_p): Likewise.
	(visium_legitimize_reload_address): Likewise.
	(visium_split_double_move): Likewise.
	(visium_expand_copysign): Likewise.
	(visium_expand_int_cstore): Likewise.
	(visium_expand_fp_cstore): Likewise.
	(visium_split_cstore): Likewise.
	(visium_select_cc_mode): Likewise.
	(visium_split_cbranch): Likewise.
	(output_cbranch): Likewise.
	(visium_print_operand_address): Likewise.
	* expmed.c (flip_storage_order): Likewise.
	* expmed.h (emit_cstore): Likewise.
	(flip_storage_order): Likewise.
	* genrecog.c (validate_pattern): Likewise.
	* hsa-gen.c (gen_hsa_addr): Likewise.
	* internal-fn.c (expand_arith_overflow): Likewise.
	* ira-color.c (allocno_copy_cost_saving): Likewise.
	* lra-assigns.c (find_hard_regno_for_1): Likewise.
	* lra-constraints.c (prohibited_class_reg_set_mode_p): Likewise.
	(process_invariant_for_inheritance): Likewise.
	* lra-eliminations.c (move_plus_up): Likewise.
	* omp-low.c (lower_oacc_reductions): Likewise.
	* simplify-rtx.c (simplify_subreg): Likewise.
	* target.def (TARGET_SETUP_INCOMING_VARARG_BOUNDS): Likewise.
	(TARGET_CHKP_BOUND_MODE): Likewise..
	* targhooks.c (default_chkp_bound_mode): Likewise.
	(default_setup_incoming_vararg_bounds): Likewise.
	* targhooks.h (default_chkp_bound_mode): Likewise.
	(default_setup_incoming_vararg_bounds): Likewise.
	* tree-ssa-math-opts.c (divmod_candidate_p): Likewise.
	* tree-vect-loop.c (calc_vec_perm_mask_for_shift): Likewise.
	(have_whole_vector_shift): Likewise.
	* tree-vect-stmts.c (vectorizable_load): Likewise.
	* doc/tm.texi: Regenerate.

2017-07-05  Georg-Johann Lay  <avr@gjlay.de>

	Graceful degrade if Binutils PR21472 is not available.

	PR target/81072
	* configure.ac [target=avr]: WARN instead of ERROR if avrxmega3
	.rodata in flash test fails.
	(HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH): Define it if test passes.
	* confgure: Regenerate.
	* config.in: Regenerate.
	* config/avr/avr.c (avr_asm_named_section)
	[HAVE_LD_AVR_AVRXMEGA3_RODATA_IN_FLASH]: Only trigger
	__do_copy_data for stuff in .rodata if flash_pm_offset = 0.
	(avr_asm_init_sections): Same.

2017-07-05  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* config/arm/neon.md (fma<VCVTF:mode>4): Remove %?.
	(fma<VH:mode>4_intrinsic): Likewise.
	(*fmsub<VCVTF:mode>4): Likewise.
	(*fmsub<VH:mode>4_intrinsic): Likewise.

2017-07-05  Georg-Johann Lay  <avr@gjlay.de>

	PR target/81305
	* config/avr/avr.c (avr_out_movhi_mr_r_xmega) [CONSTANT_ADDRESS_P]:
	Don't depend on "optimize > 0".
	(out_movhi_r_mr, out_movqi_mr_r): Same.
	(out_movhi_mr_r, out_movqi_r_mr): Same.
	(avr_address_cost) [CONSTANT_ADDRESS_P]: Don't depend cost for
	io_address_operand on "optimize > 0".

2017-07-05  Bin Cheng  <bin.cheng@arm.com>

	* tree-loop-distribution.c: Add general explanantion on the pass.
	(generate_loops_for_partition): Mark distributed loop.
	(pg_add_dependence_edges): New parameter.  Handle alias data
	dependence specially and record it in the parameter if asked.
	(struct pg_vdata, pg_edata, pg_edge_callback_data): New structs.
	(init_partition_graph_vertices, add_partition_graph_edge): New.
	(pg_skip_alias_edge, free_partition_graph_edata_cb): New.
	(free_partition_graph_vdata, build_partition_graph): New.
	(sort_partitions_by_post_order, merge_dep_scc_partitions): New.
	(pg_collect_alias_ddrs, break_alias_scc_partitions): New.
	(data_ref_segment_size, latch_dominated_by_data_ref): New.
	(compute_alias_check_pairs, version_loop_by_alias_check): New.
	(version_for_distribution_p, finalize_partitions): New.
	(distribute_loop): Handle alias data dependence specially.  Factor
	out loop fusion code as functions and call these functions.

2017-07-05  Bin Cheng  <bin.cheng@arm.com>

	* tree-loop-distribution.c (classify_partition): New parameter and
	better handle reduction statement.
	(rdg_build_partitions): Revise comment.
	(distribute_loop): Compute statements in all partitions and pass it
	to classify_partition.

2017-07-05  Bin Cheng  <bin.cheng@arm.com>

	* tree-loop-distribution.c (enum partition_type): New.
	(struct partition): New field type.
	(partition_merge_into): Add parameter.  Update partition type.
	(data_dep_in_cycle_p, update_type_for_merge): New functions.
	(build_rdg_partition_for_vertex): Compute partition type.
	(rdg_build_partitions): Dump partition type.
	(distribute_loop): Update calls to partition_merge_into.

2017-07-05  Bin Cheng  <bin.cheng@arm.com>

	* tree-loop-distribution.c (struct ddr_hasher): New.
	(ddr_hasher::hash, ::equal, get_data_dependence): New function.
	(ddrs_table): New.
	(classify_partition): Call get_data_dependence.
	(pg_add_dependence_edges): Ditto.
	(distribute_loop): Release data dependence hash table.

2017-07-05  Bin Cheng  <bin.cheng@arm.com>

	* tree-loop-distribution.c (ref_base_address): Delete.
	(similar_memory_accesses): Rename ...
	(share_memory_accesses): ... to this.  Check if partitions access
	the same memory reference.
	(distribute_loop): Call share_memory_accesses.

2017-07-05  Bin Cheng  <bin.cheng@arm.com>

	* tree-loop-distribution.c (struct partition): New field recording
	its data reference.
	(partition_alloc, partition_free): Init and release data refs.
	(partition_merge_into): Merge data refs.
	(build_rdg_partition_for_vertex): Collect data refs for partition.
	(pg_add_dependence_edges): Change parameters from vector to bitmap.
	Update uses.
	(distribute_loop): Remve data refs from vertice data of partition
	graph.

2017-07-05  Bin Cheng  <bin.cheng@arm.com>

	* tree-loop-distribution.c (params.h): Include header file.
	(MAX_DATAREFS_NUM, DR_INDEX): New macro.
	(datarefs_vec): New global var.
	(create_rdg_vertices): Use datarefs_vec directly.
	(free_rdg): Don't free data references.
	(build_rdg): Update use.  Don't free data references.
	(distribute_loop): Compute global variable for data references.
	Bail out if there are too many data references.

2017-07-05  Bin Cheng  <bin.cheng@arm.com>

	* tree-loop-distribution.c (loop_nest): New global var.
	(build_rdg): Use loop directly, rather than loop nest.
	(pg_add_dependence_edges): Remove loop nest parameter.  Use global
	variable directly.
	(distribute_loop): Compute global variable loop nest.  Update use.

2017-07-05  Bin Cheng  <bin.cheng@arm.com>

	* tree-loop-distribution.c (enum fuse_type, fuse_message): New.
	(partition_merge_into): New parameter.  Dump reason for fusion.
	(distribute_loop): Update use of partition_merge_into.

2017-07-05  Bin Cheng  <bin.cheng@arm.com>

	* tree-loop-distribution.c (bb_top_order_index): New.
	(bb_top_order_index_size, bb_top_order_cmp): New.
	(stmts_from_loop): Use topological order.
	(pass_loop_distribution::execute): Compute and release topological
	order for basic blocks.

2017-07-05  Bin Cheng  <bin.cheng@arm.com>

	* tree-loop-distribution.c (pass_loop_distribution::execute): Skip
	if no loops.

2017-07-05  Bin Cheng  <bin.cheng@arm.com>

	* cfgloop.h (struct loop): Add comment.  New field orig_loop_num.
	* cfgloopmanip.c (lv_adjust_loop_entry_edge): Comment change.
	* internal-fn.c (expand_LOOP_DIST_ALIAS): New function.
	* internal-fn.def (LOOP_DIST_ALIAS): New.
	* tree-vectorizer.c (fold_loop_vectorized_call): Rename to ...
	(fold_loop_internal_call): ... this.
	(vect_loop_dist_alias_call): New function.
	(set_uid_loop_bbs): Call fold_loop_internal_call.
	(vectorize_loops): Fold IFN_LOOP_VECTORIZED and IFN_LOOP_DIST_ALIAS
	internal calls.

2017-07-04  Uros Bizjak  <ubizjak@gmail.com>

	PR target/81300
	* config/i386/i386.md (setcc + movzbl/and to xor + setcc peepholes):
	Require dead FLAGS_REG at the beginning of a peephole.

2017-07-04  Uros Bizjak  <ubizjak@gmail.com>

	PR target/81294
	* config/i386/adxintrin.h (_subborrow_u32): Swap _X and _Y
	arguments in the call to __builtin_ia32_sbb_u32.
	(_subborrow_u64): Swap _X and _Y arguments in the call to
	__builtin_ia32_sbb_u64.

2017-07-04  Jakub Jelinek  <jakub@redhat.com>

	PR debug/81278
	* tree-vrp.c (compare_assert_loc): Turn into a function template
	with stable template parameter.  Only test if a->e is NULL,
	!a->e == !b->e has been verified already.  Use e == NULL or
	e != NULL instead of e or ! e tests.  If stable is true, don't use
	iterative_hash_expr, on the other side allow a or b or both NULL
	and sort the NULLs last.
	(process_assert_insertions): Sort using compare_assert_loc<false>
	instead of compare_assert_loc, later sort using
	compare_assert_loc<true> before calling process_assert_insertions_for
	in a loop.  Use break instead of continue once seen NULL pointer.

2017-07-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/driver-arm.c (arm_cpu_table): Add entry for ARM
	Cortex-R7 and Cortex-R8 processors.

2017-07-04  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-utils.c (ipa_merge_profiles): Fix merging when dst is
	uninitialized while src is not.

2017-07-04  Richard Earnshaw  <rearnsha@arm.com>

	* common/config/arm/arm-common.c: Adjust include path for
	arm-cpu-cdata.h
	* config/arm/t-arm (TM_H): Adjust path for arm-cpu.h.
	(arm-cpu.h): Create in build directory.  Adjust dependency rules.
	(arm-cpu-data.h): Likewise.
	(arm-cpu-cdata.h): Likewise.
	* config/arm/arm-cpu.h: Delete.
	* config/arm/arm-cpu-cdata.h: Delete.
	* config/arm/arm-cpu-data.h: Delete.

2017-07-04  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/arm/arm-cpus.in (cortex-a55): New.
	(cortex-a75): Likewise.
	(cortex-a75.cortex-a55): Likewise.
	* config/arm/driver-arm.c (arm_cpu_table): Add cortex-a55 and
	cortex-a75.
	* doc/invoke.texi (-mcpu): Document cortex-a55 and cortex-a75.
	* config/arm/arm-cpu-cdata.h: Regenerate.
	* config/arm/arm-cpu-data.h: Regenerate.
	* config/arm/arm-cpu.h: Regenerate.
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/arm-tune.md: Regenerate.

2017-07-04  Jan Hubicka  <hubicka@ucw.cz>

	* haifa-sched.c (sched_create_recovery_edges): Update profile.

2017-07-04  Jan Hubicka  <hubicka@ucw.cz>

	* bb-reorder.c (better_edge_p): Fix handling of uninitialized
	probability.

2017-07-04  Richard Sandiford  <richard.sandiford@linaro.org>

	PR tree-optimization/81292
	* tree-ssa-strlen.c (handle_builtin_strlen): When setting
	full_string_p, also call adjust_related_strinfos if the adjustment
	is simple, otherwise invalidate related strinfos.

2017-07-04  Martin Liska  <mliska@suse.cz>

	PR sanitizer/81040
	* sanopt.c (sanitize_rewrite_addressable_params): Mark the
	newly created variable as DECL_IGNORED_P.

2017-07-04  Martin Liska  <mliska@suse.cz>

	PR ipa/81293
	* ipa-inline.c (inline_small_functions):
	Use xstrdup_for_dump.

2017-07-04  Tom de Vries  <tom@codesourcery.com>

	* graph.c (draw_cfg_edges): Save and restore EDGE_DFS_BACK.

2017-07-03  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR target/81033
	* config/darwin.c (darwin_function_switched_text_sections):
	Fix spaces.

2017-07-03  Jan Hubicka  <hubicka@ucw.cz>

	* tree-vect-loop-manip.c (vect_do_peeling): Fix scaling up.

2017-07-03  Richard Earnshaw  <rearnsha@arm.com>

	* doc/invoke.texi (ARM Options): Add -mbe8 and -mbe32 to option summary.

2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-vect-loop.c (vect_analyze_loop_2): Treat min_scalar_loop_bound,
	min_profitable_iters, and th as inclusive lower bounds.
	Fix LOOP_VINFO_PEELING_FOR_GAPS condition.
	(vect_estimate_min_profitable_iters): Return inclusive lower bounds
	for min_profitable_iters and min_profitable_estimate.
	(vect_transform_loop): Treat th as an inclusive lower bound.
	* tree-vect-loop-manip.c (vect_loop_versioning): Likewise.

2017-07-03  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR target/81033
	* config/darwin.c (darwin_function_switched_text_sections):
	Replace DECL_NAME with DECL_ASSEMBLER_NAME, split assemble_name_raw
	in two pieces, and suppress the use of buf.

2017-07-03  Nathan Sidwell  <nathan@acm.org>

	* hash-table.h (hash_table_mod1): Fix indentation.

2017-07-02  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/81290
	* predict.c (force_edge_cold): Be more careful about propagation
	backward.
	* profile-count.h (profile_probability::guessed,
	profile_probability::fdo, profile_count::guessed, profile_count::fdo):
	New.
	* tree-ssa-threadupdate.c (recompute_probabilities): Result is guessed.

2017-07-03  James Greenhalgh  <james.greenhalgh@arm.com>

	* doc/invoke.texi (rcpc architecture extension): Document it.

2017-07-03  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/60510
	* tree-vect-loop.c (vect_create_epilog_for_reduction): Pass in
	the scalar reduction PHI and use it.
	(vectorizable_reduction): Properly guard the single_defuse_cycle
	path for non-SLP reduction chains where we cannot use it.
	Rework reduc_def/index and vector type deduction.  Rework
	vector operand gathering during reduction op code-gen.
	* tree-vect-slp.c (vect_analyze_slp): For failed SLP reduction
	chains dissolve the chain and leave it to non-SLP reduction
	handling.

2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-data-ref.h (dr_alignment): Declare.
	* tree-data-ref.c (dr_alignment): New function.
	* tree-vectorizer.h (dataref_aux): Remove base_element_aligned.
	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Don't
	set it.
	* tree-vect-stmts.c (vectorizable_store): Use dr_alignment.

2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-data-ref.h (innermost_loop_behavior): Add base_alignment
	and base_misalignment fields.
	(DR_BASE_ALIGNMENT, DR_BASE_MISALIGNMENT): New macros.
	* tree-data-ref.c: Include builtins.h.
	(dr_analyze_innermost): Set up the new innmost_loop_behavior fields.
	* tree-vectorizer.h (STMT_VINFO_DR_BASE_ALIGNMENT): New macro.
	(STMT_VINFO_DR_BASE_MISALIGNMENT): Likewise.
	* tree-vect-data-refs.c: Include tree-cfg.h.
	(vect_compute_data_ref_alignment): Use the new innermost_loop_behavior
	fields instead of calculating an alignment here.
	(vect_analyze_data_refs): Use dr_analyze_innermost.  Dump the new
	innermost_loop_behavior fields.

2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-data-ref.h (innermost_loop_behavior): Add a step_alignment
	field.
	(DR_STEP_ALIGNMENT): New macro.
	* tree-vectorizer.h (STMT_VINFO_DR_STEP_ALIGNMENT): Likewise.
	* tree-data-ref.c (dr_analyze_innermost): Initalize step_alignment.
	(create_data_ref): Print it.
	* tree-vect-stmts.c (vectorizable_load): Use the step alignment
	to tell whether the step preserves vector (mis)alignment.
	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
	Move the check for an integer step and generalise to all INTEGER_CST.
	(vect_analyze_data_refs): Set DR_STEP_ALIGNMENT when setting DR_STEP.
	Print the outer step alignment.

2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-data-ref.h (innermost_loop_behavior): Replace aligned_to
	with offset_alignment.
	(DR_ALIGNED_TO): Delete.
	(DR_OFFSET_ALIGNMENT): New macro.
	* tree-vectorizer.h (STMT_VINFO_DR_ALIGNED_TO): Delete.
	(STMT_VINFO_DR_OFFSET_ALIGNMENT): New macro.
	* tree-data-ref.c (dr_analyze_innermost): Update after above changes.
	(create_data_ref): Likewise.
	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Likewise.
	(vect_analyze_data_refs): Likewise.
	* tree-if-conv.c (if_convertible_loop_p_1): Use memset before
	creating dummy innermost behavior.

2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-data-ref.h (dr_analyze_innermost): Replace the dr argument
	with a "innermost_loop_behavior *" and refeence tree.
	* tree-data-ref.c (dr_analyze_innermost): Likewise.
	(create_data_ref): Update call accordingly.
	* tree-predcom.c (find_looparound_phi): Likewise.

2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-vectorizer.h (_stmt_vec_info): Replace individual dr_*
	fields with dr_wrt_vec_loop.
	(STMT_VINFO_DR_BASE_ADDRESS, STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET)
	(STMT_VINFO_DR_STEP, STMT_VINFO_DR_ALIGNED_TO): Update accordingly.
	(STMT_VINFO_DR_WRT_VEC_LOOP): New macro.
	(vect_dr_behavior): New function.
	(vect_create_addr_base_for_vector_ref): Remove loop parameter.
	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Use
	vect_dr_behavior.  Use a step_preserves_misalignment_p boolean to
	track whether the step preserves the misalignment.
	(vect_create_addr_base_for_vector_ref): Remove loop parameter.
	Use vect_dr_behavior.
	(vect_setup_realignment): Update call accordingly.
	(vect_create_data_ref_ptr): Likewise.  Use vect_dr_behavior.
	* tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Update
	call to vect_create_addr_base_for_vector_ref.
	(vect_create_cond_for_align_checks): Likewise.
	* tree-vect-patterns.c (vect_recog_bool_pattern): Copy
	STMT_VINFO_DR_WRT_VEC_LOOP as a block.
	(vect_recog_mask_conversion_pattern): Likewise.
	* tree-vect-stmts.c (compare_step_with_zero): Use vect_dr_behavior.
	(new_stmt_vec_info): Remove redundant zeroing.

2017-07-03  Richard Earnshaw  <rearnsha@arm.com>

	* common/config/arm/arm-common.c (arm_be8_option): New function.
	* config/arm/arm-isa.h (isa_feature): Add new feature bit isa_bit_be8.
	(ISA_ARMv6): Add isa_bit_be8.
	* config/arm/arm.h (arm_be8_option): Add prototype.
	(BE8_SPEC_FUNCTION): New define.
	(EXTRA_SPEC_FUNCTIONS): Add BE8_SPEC_FUNCTION.
	* config/arm/arm.opt (mbig-endian): Mark as Negative of mlittle-endian.
	(mlittle-endian): Similarly.
	(mbe8, mbe32): New options.
	* config/arm/bpabi.h (BE8_LINK_SPEC): Call arm_be8_option.
	* doc/invoke.texi (ARM Options): Document -mbe8 and -mbe32.

2017-07-02  Jan Hubicka  <hubicka@ucw.cz>

	* tree-cfg.c (gimple_find_sub_bbs): Fix profile updating.

2017-07-02  Jan Hubicka  <hubicka@ucw.cz>

	* tree-cfgcleanup.c (want_merge_blocks_p): New function.
	(cleanup_tree_cfg_bb): Use it.
	* profile-count.h (profile_count::of_for_merging, profile_count::merge):
	New functions.
	* tree-cfg.c (gimple_merge_blocks): Use profile_count::merge.

2017-07-02  Jan Hubicka  <hubicka@ucw.cz>

	PR bootstrap/81285
	* loop-doloop.c (add_test): Update profile.

2017-07-03  Martin Liska  <mliska@suse.cz>

	PR sanitize/81040
	* sanopt.c (rewrite_usage_of_param): New function.
	(sanitize_rewrite_addressable_params): Likewise.
	(pass_sanopt::execute): Call rewrite_usage_of_param.

2017-07-03  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop.c (vect_create_epilog_for_reduction): Revert
	back to using VIEW_CONVERT_EXPR.

2017-07-03  Martin Liska  <mliska@suse.cz>

	PR other/78366
	* doc/extend.texi: Document when a resolver function is
	generated for target_clones.

2017-07-03  Martin Liska  <mliska@suse.cz>

	* asan.c (asan_emit_stack_protection): Unpoison just red zones
	and shadow memory of auto variables which are subject of
	use-after-scope sanitization.
	(asan_expand_mark_ifn): Add do set only when is_poison.

2016-07-03  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop.c (vect_analyze_loop_operations): Also analyze
	reduction PHIs.
	(vect_force_simple_reduction): Record reduction def -> phi mapping.
	(vectorizable_reduction): Perform reduction PHI creation when
	visiting a reduction PHI and adjust and simplify code generation
	phase of the reduction op.  Cache dts, use fold_binary, not fold_build2.
	(vect_transform_loop): Visit reduction PHIs.
	* tree-vect-slp.c (vect_get_and_check_slp_defs): Record reduction
	defs into the SLP tree.
	(vect_build_slp_tree): Reduction defs terminate the recursion.
	* tree-vect-stmts.c (vect_get_vec_def_for_operand_1): Allow lookup
	of reduction defs.
	(vect_get_vec_defs_for_stmt_copy): Export.
	(vect_get_vec_defs): Likewise.
	* tree-vectorizer.h (struct _stmt_vec_info): Amend reduc_def
	purpose.
	(vect_get_vec_defs_for_stmt_copy): Declare.
	(vect_get_vec_defs): Likewise.

2017-07-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-data-ref.c (dr_analyze_innermost): Replace the "nest"
	parameter with a "loop" parameter and use it instead of the
	loop containing DR_STMT.  Don't check simple_iv when doing
	BB analysis.  Describe the two analysis modes in the comment.

2017-07-03  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/69468
	* tree-ssa-tail-merge.c (ignore_edge_flags): New constant.
	(find_same_succ_bb): Handle ignore_edge_flags.

2017-07-03  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/81192
	* tree-ssa-tail-merge.c (same_succ_hash): Use bb->loop_father->num in
	hash.
	(same_succ::equal): Don't find bbs to be equal if bb->loop_father
	differs.
	(find_same_succ_bb): Remove obsolete test on bb->loop_father->latch.

2017-07-03  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/81192
	* tree-ssa-tail-merge.c (same_succ_flush_bb): Handle
	BB_SAME_SUCC (bb) == NULL.

2017-07-02  Jan Hubicka  <hubicka@ucw.cz>

	* cfgrtl.c (rtl_verify_edges): Enable checking of profile_probability
	consistency.

2017-07-02  Jan Hubicka  <hubicka@ucw.cz>

	* dumpfile.c: Include profile-count.h
	* tree-cfg.c (gimple_duplicate_sese_tail): Drop UNUSED attributes;
	update profile.
	(insert_cond_bb): Update profile.
	* tree-cfg.h (insert_cond_bb): Update prototype.
	* tree-chkp-opt.c (chkp_optimize_string_function_calls): Update.
	* tree-dump.c: Do not include tree-cfg.

2017-07-02  Jan Hubicka  <hubicka@ucw.cz>

	* bb-reorder.c (fix_up_crossing_landing_pad): Update profile.

2017-07-02  Jan Hubicka  <hubicka@ucw.cz>

	* expect.c (dw2_build_landing_pads): Update profile of the landing pad
	bb.

2017-07-02  Jan Hubicka  <hubicka@ucw.cz>

	* tree-complex.c (expand_complex_div_wide): update profile.

2017-07-02  Richard Sandiford  <richard.sandiford@linaro.org>
	    Alan Hayward  <alan.hayward@arm.com>
	    David Sherwood  <david.sherwood@arm.com>

	* Makefile.in (MACHMODE_H): Remove insn-modes.h
	(CORETYPES_H): New define.
	(MOSTLYCLEANFILES): Add insn-modes-inline.h.
	(insn-modes-inline.h, s-modes-inline-h): New rules.
	(generated_files): Add insn-modes-inline.h.
	(RTL_BASE_H, TREE_CORE_H): Use CORETYPES_H instead of coretypes.h.
	(build/gensupport.o, build/ggc-none.o, build/print-rtl.o): Likewise.
	(build/read-md.o, build/read-rtl.o, build/rtl.o): Likewise.
	(build/vec.o, build/hash-table.o, build/inchash.o): Likewise.
	(build/gencondmd.o, build/genattr.o, build/genattr-common.o): Likewise.
	(build/genattrtab.o, build/genautomata.o, build/gencheck.o): Likewise.
	(build/gencodes.o, build/genconditions.o): Likewise.
	(build/genconfig.o, build/genconstants.o, build/genemit.o): Likewise.
	(build/genenums.o, build/genextract.o, build/genflags.o): Likewise.
	(build/gentarget-def.o, build/genmddeps.o, build/genopinit.o)
	(build/genoutput.o, build/genpeep.o, build/genpreds.o): Likewise.
	(build/genrecog.o, build/genmddump.o, build/genmatch.o): Likewise.
	(build/gencfn-macros.o, build/gcov-iov.o): Likewise.
	* coretypes.h: Include everything up to real.h for generators.
	Include insn-modes.h first.  Include wide-int-print.h after
	wide-int.h.  Include insn-modes-inline.h and then machmode.h.
	* machmode.h: Don't include insn-modes.h here.
	* function-tests.c: Remove includes of signop.h, machmode.h,
	double-int.h and wide-int.h.
	* rtl.h: Likewise.
	* gcc-rich-location.c: Remove includes of machmode.h, double-int.h
	and wide-int.h.
	* optc-save-gen.awk: Likewise.
	* gencheck.c (BITS_PER_UNIT): Delete dummy definition.
	* godump.c: Remove include of wide-int-print.h.
	* pretty-print.h: Likewise.
	* wide-int-print.cc: Likewise.
	* wide-int.cc: Likewise.
	* hash-map-tests.c: Remove include of signop.h.
	* hash-set-tests.c: Likewise.
	* rtl-tests.c: Likewise.
	* mkconfig.sh: Remove include of machmode.h.
	* genmodes.c (emit_insn_modes_h): Split emission of inline functions
	into...
	(emit_insn_modes_inline_h): ...this new function.  Emit the code
	into an insn-modes-inline.h header file, adding appropriate
	include guards and end comments.
	(emit_insn_modes_c_header): Remove include of machmode.h.
	(emit_min_insn_modes_c_header): Include coretypes.h rather than
	machmode.h.
	(main): Handle -i flag and call emit_insn_modes_inline_h when
	it is passed.

2017-07-02  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-ssa-strlen.c (strinfo): Rename the length field to
	nonzero_chars.  Add a full_string_p field.
	(compare_nonzero_chars, zero_length_string_p): New functions.
	(get_addr_stridx): Add an offset_out parameter.
	Use compare_nonzero_chars.
	(get_stridx): Update accordingly.  Use compare_nonzero_chars.
	(new_strinfo): Update after above changes to strinfo.
	(set_endptr_and_length): Set full_string_p.
	(get_string_length): Update after above changes to strinfo.
	(unshare_strinfo): Update call to new_strinfo.
	(maybe_invalidate): Likewise.
	(get_stridx_plus_constant): Change off to unsigned HOST_WIDE_INT.
	Use compare_nonzero_chars and zero_string_p.  Treat nonzero_chars
	as a uhwi instead of an shwi.  Update after above changes to
	strinfo and new_strinfo.
	(zero_length_string): Assert that chainsi contains full strings.
	Use zero_length_string_p.  Update call to new_strinfo.
	(adjust_related_strinfos): Update after above changes to strinfo.
	Copy full_string_p from origsi.
	(adjust_last_stmt): Use zero_length_string_p.
	(handle_builtin_strlen): Update after above changes to strinfo and
	new_strinfo.  Install the lhs as the string length if the previous
	entry didn't describe a full string.
	(handle_builtin_strchr): Update after above changes to strinfo
	and new_strinfo.
	(handle_builtin_strcpy): Likewise.
	(handle_builtin_strcat): Likewise.
	(handle_builtin_malloc): Likewise.
	(handle_pointer_plus): Likewise.
	(handle_builtin_memcpy): Likewise.  Track nonzero characters
	that aren't necessarily followed by a nul terminator.
	(handle_char_store): Likewise.

2017-07-02  Richard Sandiford  <richard.sandiford@linaro.org>

	PR tree-optimization/80769
	* tree-ssa-strlen.c (strinfo): Document that "stmt" is also used
	for malloc and calloc.  Document the new invariant that all related
	strinfos have delayed lengths or none do.
	(verify_related_strinfos): Move earlier in file.
	(set_endptr_and_length): New function, split out from...
	(get_string_length): ...here.  Also set the lengths of related
	strinfos.
	(zero_length_string): Assert that chainsi has known (rather than
	delayed) lengths.
	(adjust_related_strinfos): Likewise.

2017-07-02  Richard Sandiford  <richard.sandiford@linaro.org>

	PR tree-optimization/81136
	* tree-vect-data-refs.c (vect_update_misalignment_for_peel): Only
	assert that two references with the same misalignment have the same
	compile-time misalignment if those compile-time misalignments
	are known.

2017-07-01  Andi Kleen  <ak@linux.intel.com>

	* print-tree.c (print_node): Print all attributes.

2017-07-01  Jan Hubicka  <hubicka@ucw.cz>

	* cfg.c (scale_bbs_frequencies): New function.
	* cfg.h (scale_bbs_frequencies): Declare it.
	* cfgloopanal.c (single_likely_exit): Cleanup.
	* cfgloopmanip.c (scale_loop_frequencies): Take profile_probability
	as parameter.
	(scale_loop_profile): Likewise.
	(loop_version): Likewise.
	(create_empty_loop_on_edge): Update.
	* cfgloopmanip.h (scale_loop_frequencies, scale_loop_profile,
	scale_loop_frequencies, scale_loop_profile, loopify,
	loop_version): Update prototypes.
	* modulo-sched.c (sms_schedule): Update.
	* predict.c (unlikely_executed_edge_p): Also check probability.
	(probably_never_executed_edge_p): Fix typo.
	* tree-if-conv.c (version_loop_for_if_conversion): Update.
	* tree-parloops.c (gen_parallel_loop): Update.
	* tree-ssa-loop-ivcanon.c (try_peel_loop): Update.
	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
	* tree-ssa-loop-split.c (split_loop): Update.
	* tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
	* tree-vect-loop-manip.c (vect_do_peeling): Update.
	(vect_loop_versioning): Update.
	* tree-vect-loop.c (scale_profile_for_vect_loop): Update.

2017-07-01  Jan Hubicka  <hubicka@ucw.cz>

	* trans-mem.c (split_bb_make_tm_edge): Update profile.

2017-07-01  Jan Hubicka  <hubicka@ucw.cz>

	* tree-if-conv.c (combine_blocks): Use make_single_succ_edge
	to keep profile consistent.

2017-07-01  Jan Hubicka  <hubicka@ucw.cz>

	* cfgrtl.c (rtl_flow_call_edges_add): Update profile.
	* tree-cfg.c (gimple_flow_call_edges_add): Likewise.
	* profile-count.h (max_safe_multiplier): Make unsigned.
	(profile_count::guessed_zero): New.

2017-07-01  Jan Hubicka  <hubicka@ucw.cz>

	* bb-reorder.c (fix_up_crossing_landing_pad,
	fix_crossing_conditional_branches): Use make_single_succ_edge
	to keep profile consistent.

2017-07-01  Jan Hubicka  <hubicka@ucw.cz>

	* tree-vect-loop.c (optimize_mask_stores): Use make_single_succ_edge
	to update profile.

2017-07-01  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/81262
	* bb-reorder.c (fix_up_fall_thru_edges): Move variable declarations to
	the right scopes, make sure cond_jump isn't preserved between multiple
	iterations.  Search for fallthru edge whenever there are 3+ edges and
	use find_fallthru_edge for it.

2017-06-29  Jan Hubicka  <hubicka@ucw.cz>

	Patch by Alexander Monakov <amonakov@ispras.ru>
	* sel-sched-ir.c (compute_succs_info): Handle uninitialized
	probabilities consistently.

2017-06-29  Jan Hubicka  <hubicka@ucw.cz>

	* pa.c (pa_expand_compare_and_swap_loop): Update call of
	emit_cmp_and_jump_insns.

2017-06-29  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/81261
	* tree-inline.c (expand_call_inline): Combine profile statuses.

2017-06-30  Andrew Pinski  <apinski@cavium.com>

	* tree-if-conv.c (predicate_scalar_phi): Update new_stmt if
	fold_stmt returned true.

2017-06-30  Nathan Sidwell  <nathan@acm.org>

	* ggc.h (empty_string): Delete.
	* cfgexpand.c (expand_asm_stmt): Use plain "".
	* optabs.c (expand_asm_memory_barrier): Likewise.
	* stringpool.c (empty_string): Delete.
	(digit_vector, digit_string): Delete.
	(ggc_alloc_string): Use plain "", don't optimize single digit
	strings.  Use ggc_alloc_atomic.

2017-06-30  Richard Earnshaw  <rearnsha@arm.com>

	* rtlanal.c (insn_rtx_cost): If a parallel contains exactly one
	comparison set and one other set, use the cost of the non-comparison
	set.

2017-06-30  Nathan Sidwell  <nathan@acm.org>

	* ggc.h: Replace all 'static inline' with plain 'inline'.  Fix
	some formatting.

2017-06-30  Peter Bergner  <bergner@vnet.ibm.com>

	* tree-cfg.c (group_case_labels_stmt): Merge scanning and compressing
	loops.  Remove now unneeded calls to gimple_switch_set_label() that
	just set removed labels to NULL_TREE.

2017-06-30  Aldy Hernandez  <aldyh@redhat.com>

	* tree-ssanames.c (set_range_info_raw): Abstract from ...
	(set_range_info): ...here.  Only call set_range_info_raw if domain
	is useful.
	(set_nonzero_bits): Call set_range_info_raw.
	* tree-ssanames.h (set_range_info_raw): New.

2017-06-30  Jakub Jelinek  <jakub@redhat.com>

	PR target/81225
	* config/i386/sse.md (vec_extract_lo_<mode><mask_name>): For V8FI,
	V16FI and VI8F_256 iterators, use <store_mask_predicate> instead
	of nonimmediate_operand and <store_mask_constraint> instead of m
	for the input operand.  For V8FI iterator, always split if input
	is a MEM.  For V16FI and V8SF_256 iterators, don't test if both
	operands are MEM if <mask_applied>.  For VI4F_256 iterator, use
	<store_mask_predicate> instead of register_operand and
	<store_mask_constraint> instead of v for the input operand.  Make
	sure both operands aren't MEMs for if not <mask_applied>.

2017-06-30  Sylvestre Ledru  <sylvestre@debian.org>

	* lto-wrapper.c (copy_file) Close both file descriptors before
	exiting normally.

2017-06-30  Martin Liska  <mliska@suse.cz>

	PR ipa/81214
	* multiple_target.c (create_dispatcher_calls): Make ifunc
	also for function that don't have calls or are not referenced.

2017-06-30  Richard Biener  <rguenther@suse.de>

	* tree-vect-slp.c (vect_slp_analyze_node_operations): Only
	analyze the first scalar stmt.  Move vector type computation
	for the BB case here from ...
	* tree-vect-stmts.c (vect_analyze_stmt): ... here.  Guard
	live operation processing in the SLP case properly.

2017-06-30  Richard Biener  <rguenther@suse.de>

	* graph.c (draw_cfg_node_succ_edges): Fix broken dot syntax.

2017-06-30  Martin Liska  <mliska@suse.cz>

	PR sanitizer/81021
	* tree-eh.c (lower_resx): Call BUILT_IN_ASAN_HANDLE_NO_RETURN
	before BUILT_IN_UNWIND_RESUME when ASAN is used.

2017-06-30  Yvan Roux  <yvan.roux@linaro.org>

	* doc/invoke.texi (AArch64): Add missing options and remove redundant
	ones.

2017-06-30  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81249
	* tree-vect-loop.c (vect_create_epilog_for_reduction): Convert
	condition reduction result to original scalar type.

2017-06-30  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* profile-count.h (enum profile_quality): Fix typos and whitespace
	issues.

2017-06-30  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_setmem): Adjust to the new data
	type for branch probabilities.

2017-06-29  Julian Brown  <julian@codesourcery.com>
	    Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	* config/aarch64/aarch64-fusion-pairs.def: Add ALU_BRANCH entry.
	* config/aarch64/aarch64.c (AARCH64_FUSE_ALU_BRANCH): New fusion type.
	(thunderx2t99_tunings): Set AARCH64_FUSE_ALU_BRANCH flag.
	(aarch_macro_fusion_pair_p): Add support for AARCH64_FUSE_ALU_BRANCH.

2017-06-29  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	* config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Push the
	check for CC usage into AARCH64_FUSE_CMP_BRANCH.
	* config/i386/i386.c (ix86_macro_fusion_pair_p): Push the check for
	CC usage from generic code to here.
	* sched-deps.c (sched_macro_fuse_insns): Move the condition for
	CC usage into the target macros.

2017-06-29  Maya Rashish  <coypu@sdf.org>

	* config/netbsd.h (NETBSD_LIB_SPEC): Add -lc when creating shared
	objects.

2017-06-29  Jan Hubicka  <hubicka@ucw.cz>

	* arm/arm-builtins.c: Include profile-count.h
	* except.c (sjlj_emit_function_enter): Use
	profile_probability::unlikely.

2017-06-29  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (toc_relative_expr_p): Make tocrel_base
	and tocrel_offset be pointer args rather than implicitly using
	static versions.
	(legitimate_constant_pool_address_p, rs6000_emit_move,
	const_load_sequence_p, adjust_vperm): Add local tocrel_base and
	tocrel_offset and use in toc_relative_expr_p call.
	(print_operand, print_operand_address): Use static tocrel_base_oac
	and tocrel_offset_oac.
	(rs6000_output_addr_const_extra): Use static tocrel_base_oac and
	tocrel_offset_oac.

2017-06-29  Maya Rashish  <coypu@sdf.org>

	* config/vax/builtins.md (ffssi2_internal): Correct constraint.

2017-06-29  Eric Botcazou  <ebotcazou@adacore.com>

	* expr.c (expand_expr) <normal_inner_ref>: When testing for unaligned
	objects, take into account only the alignment of 'op0' and 'mode1' if
	'op0' is a MEM.

2017-06-29  Steve Ellcey  <sellcey@cavium.com>

	* ccmp.c (ccmp_tree_comparison_p): New function.
	(ccmp_candidate_p): Update to use above function.
	(get_compare_parts): New function.
	(expand_ccmp_next): Update to use new functions.
	(expand_ccmp_expr_1): Take tree arg instead of gimple, update to use
	new functions.
	(expand_ccmp_expr): Pass tree instead of gimple to expand_ccmp_expr_1,
	take mode as argument.
	* ccmp.h (expand_ccmp_expr): Add mode as argument.
	* expr.c (expand_expr_real_1): Pass mode as argument.

2017-06-29  Segher Boessenkool  <segher@kernel.crashing.org>

	* combine.c (combine_instructions): Print insns to dump_file, together
	with their costs.

2017-06-29  Jan Hubicka  <hubicka@ucw.cz>

	* asan.c (asan_emit_stack_protection): Update.
	(create_cond_insert_point): Update.
	* auto-profile.c (afdo_propagate_circuit): Update.
	* basic-block.h (struct edge_def): Turn probability to
	profile_probability.
	(EDGE_FREQUENCY): Update.
	* bb-reorder.c (find_traces_1_round): Update.
	(better_edge_p): Update.
	(sanitize_hot_paths): Update.
	* cfg.c (unchecked_make_edge): Initialize probability to uninitialized.
	(make_single_succ_edge): Update.
	(check_bb_profile): Update.
	(dump_edge_info): Update.
	(update_bb_profile_for_threading): Update.
	* cfganal.c (connect_infinite_loops_to_exit): Initialize new edge
	probabilitycount to 0.
	* cfgbuild.c (compute_outgoing_frequencies): Update.
	* cfgcleanup.c (try_forward_edges): Update.
	(outgoing_edges_match): Update.
	(try_crossjump_to_edge): Update.
	* cfgexpand.c (expand_gimple_cond): Update make_single_succ_edge.
	(expand_gimple_tailcall): Update.
	(construct_init_block): Use make_single_succ_edge.
	(construct_exit_block): Use make_single_succ_edge.
	* cfghooks.c (verify_flow_info): Update.
	(redirect_edge_succ_nodup): Update.
	(split_edge): Update.
	(account_profile_record): Update.
	* cfgloopanal.c (single_likely_exit): Update.
	* cfgloopmanip.c (scale_loop_profile): Update.
	(set_zero_probability): Remove.
	(duplicate_loop_to_header_edge): Update.
	* cfgloopmanip.h (loop_version): Update prototype.
	* cfgrtl.c (try_redirect_by_replacing_jump): Update.
	(force_nonfallthru_and_redirect): Update.
	(update_br_prob_note): Update.
	(rtl_verify_edges): Update.
	(purge_dead_edges): Update.
	(rtl_lv_add_condition_to_bb): Update.
	* cgraph.c: (cgraph_edge::redirect_call_stmt_to_calle): Update.
	* cgraphunit.c (init_lowered_empty_function): Update.
	(cgraph_node::expand_thunk): Update.
	* cilk-common.c: Include profile-count.h
	* dojump.c (inv): Remove.
	(jumpifnot): Update.
	(jumpifnot_1): Update.
	(do_jump_1): Update.
	(do_jump): Update.
	(do_jump_by_parts_greater_rtx): Update.
	(do_compare_rtx_and_jump): Update.
	* dojump.h (jumpifnot, jumpifnot_1, jumpif_1, jumpif, do_jump,
	do_jump_1. do_compare_rtx_and_jump): Update prototype.
	* dwarf2cfi.c: Include profile-count.h
	* except.c (dw2_build_landing_pads): Use make_single_succ_edge.
	(sjlj_emit_dispatch_table): Likewise.
	* explow.c: Include profile-count.h
	* expmed.c (emit_store_flag_force): Update.
	(do_cmp_and_jump): Update.
	* expr.c (compare_by_pieces_d::generate): Update.
	(compare_by_pieces_d::finish_mode): Update.
	(emit_block_move_via_loop): Update.
	(store_expr_with_bounds): Update.
	(store_constructor): Update.
	(expand_expr_real_2): Update.
	(expand_expr_real_1): Update.
	* expr.h (try_casesi, try_tablejump): Update prototypes.
	* gimple-pretty-print.c (dump_probability): Update.
	(dump_profile): New.
	(dump_gimple_label): Update.
	(dump_gimple_bb_header): Update.
	* graph.c (draw_cfg_node_succ_edges): Update.
	* hsa-gen.c (convert_switch_statements): Update.
	* ifcvt.c (cheap_bb_rtx_cost_p): Update.
	(find_if_case_1): Update.
	(find_if_case_2): Update.
	* internal-fn.c (expand_arith_overflow_result_store): Update.
	(expand_addsub_overflow): Update.
	(expand_neg_overflow): Update.
	(expand_mul_overflow): Update.
	(expand_vector_ubsan_overflow): Update.
	* ipa-cp.c (good_cloning_opportunity_p): Update.
	* ipa-split.c (split_function): Use make_single_succ_edge.
	* ipa-utils.c (ipa_merge_profiles): Update.
	* loop-doloop.c (add_test): Update.
	(doloop_modify): Update.
	* loop-unroll.c (compare_and_jump_seq): Update.
	(unroll_loop_runtime_iterations): Update.
	* lra-constraints.c (lra_inheritance): Update.
	* lto-streamer-in.c (input_cfg): Update.
	* lto-streamer-out.c (output_cfg): Update.
	* mcf.c (adjust_cfg_counts): Update.
	* modulo-sched.c (sms_schedule): Update.
	* omp-expand.c (expand_omp_for_init_counts): Update.
	(extract_omp_for_update_vars): Update.
	(expand_omp_ordered_sink): Update.
	(expand_omp_for_ordered_loops): Update.
	(expand_omp_for_generic): Update.
	(expand_omp_for_static_nochunk): Update.
	(expand_omp_for_static_chunk): Update.
	(expand_cilk_for): Update.
	(expand_omp_simd): Update.
	(expand_omp_taskloop_for_outer): Update.
	(expand_omp_taskloop_for_inner): Update.
	* omp-simd-clone.c (simd_clone_adjust): Update.
	* optabs.c (expand_doubleword_shift): Update.
	(expand_abs): Update.
	(emit_cmp_and_jump_insn_1): Update.
	(expand_compare_and_swap_loop): Update.
	* optabs.h (emit_cmp_and_jump_insns): Update prototype.
	* predict.c (predictable_edge_p): Update.
	(edge_probability_reliable_p): Update.
	(set_even_probabilities): Update.
	(combine_predictions_for_insn): Update.
	(combine_predictions_for_bb): Update.
	(propagate_freq): Update.
	(estimate_bb_frequencies): Update.
	(force_edge_cold): Update.
	* profile-count.c (profile_count::dump): Add missing space into dump.
	(profile_count::debug): Add newline.
	(profile_count::differs_from_p): Explicitly convert to unsigned.
	(profile_count::stream_in): Update.
	(profile_probability::dump): New member function.
	(profile_probability::debug): New member function.
	(profile_probability::differs_from_p): New member function.
	(profile_probability::differs_lot_from_p): New member function.
	(profile_probability::stream_in): New member function.
	(profile_probability::stream_out): New member function.
	* profile-count.h (profile_count_quality): Rename to ...
	(profile_quality): ... this one.
	(profile_probability): New.
	(profile_count): Update.
	* profile.c (compute_branch_probabilities): Update.
	* recog.c (peep2_attempt): Update.
	* sched-ebb.c (schedule_ebbs): Update.
	* sched-rgn.c (find_single_block_region): Update.
	(compute_dom_prob_ps): Update.
	(schedule_region): Update.
	* sel-sched-ir.c (compute_succs_info): Update.
	* stmt.c (struct case_node): Update.
	(do_jump_if_equal): Update.
	(get_outgoing_edge_probs): Update.
	(conditional_probability): Update.
	(emit_case_dispatch_table): Update.
	(expand_case): Update.
	(expand_sjlj_dispatch_table): Update.
	(emit_case_nodes): Update.
	* targhooks.c: Update.
	* tracer.c (better_p): Update.
	(find_best_successor): Update.
	* trans-mem.c (expand_transaction): Update.
	* tree-call-cdce.c: Update.
	* tree-cfg.c (gimple_split_edge): Upate.
	(move_sese_region_to_fn): Upate.
	* tree-cfgcleanup.c (cleanup_control_expr_graph): Upate.
	* tree-eh.c (lower_resx): Upate.
	(cleanup_empty_eh_move_lp): Upate.
	* tree-if-conv.c (version_loop_for_if_conversion): Update.
	* tree-inline.c (copy_edges_for_bb): Update.
	(copy_cfg_body): Update.
	* tree-parloops.c (gen_parallel_loop): Update.
	* tree-profile.c (gimple_gen_ic_func_profiler): Update.
	(gimple_gen_time_profiler): Update.
	* tree-ssa-dce.c (remove_dead_stmt): Update.
	* tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
	* tree-ssa-loop-im.c (execute_sm_if_changed): Update.
	* tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update.
	(unloop_loops): Update.
	(try_peel_loop): Update.
	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
	* tree-ssa-loop-split.c (connect_loops): Update.
	(split_loop): Update.
	* tree-ssa-loop-unswitch.c (tree_unswitch_loop): Update.
	(hoist_guard): Update.
	* tree-ssa-phionlycprop.c (propagate_rhs_into_lhs): Update.
	* tree-ssa-phiopt.c (replace_phi_edge_with_variable): Update.
	(value_replacement): Update.
	* tree-ssa-reassoc.c (branch_fixup): Update.
	* tree-ssa-tail-merge.c (replace_block_by): Update.
	* tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Update.
	(create_edge_and_update_destination_phis): Update.
	(compute_path_counts): Update.
	(recompute_probabilities): Update.
	(update_joiner_offpath_counts): Update.
	(freqs_to_counts_path): Update.
	(duplicate_thread_path): Update.
	* tree-switch-conversion.c (hoist_edge_and_branch_if_true): Update.
	(struct switch_conv_info): Update.
	(gen_inbound_check): Update.
	* tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
	(vect_do_peeling): Update.
	(vect_loop_versioning): Update.
	* tree-vect-loop.c (scale_profile_for_vect_loop): Update.
	(optimize_mask_stores): Update.
	* ubsan.c (ubsan_expand_null_ifn): Update.
	* value-prof.c (gimple_divmod_fixed_value): Update.
	(gimple_divmod_fixed_value_transform): Update.
	(gimple_mod_pow2): Update.
	(gimple_mod_pow2_value_transform): Update.
	(gimple_mod_subtract): Update.
	(gimple_mod_subtract_transform): Update.
	(gimple_ic): Update.
	(gimple_stringop_fixed_value): Update.
	(gimple_stringops_transform): Update.
	* value-prof.h: Update.

2017-06-29  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c.c: Add support for built-in functions
	vector signed int vec_signed (vector float);
	vector signed long long vec_signed (vector double);
	vector signed int vec_signed2 (vector double, vector double);
	vector signed int vec_signede (vector double);
	vector signed int vec_signedo (vector double);
	* config/rs6000/rs6000.c (rs6000_generate_vsigned2_code): Add
	instruction generator.
	* config/rs6000/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
	UNSPEC_VSX_VSIGNED2): Add UNSPECS.
	(vsx_xvcvspsxws, vsx_xvcvdpuxds_scale, vsx_xvcvspuxws, vsigned2_v2df):
	Add define_insn.
	(vsignedo_v2df, vsignede_v2df, vunsigned2_v2df, vunsignedo_v2df,
	vunsignede_v2df): Add define_expands.
	* config/rs6000/rs6000-builtin.def (VEC_SIGNED, VEC_UNSIGNED,
	VEC_SIGNED2, VEC_UNSIGNED2, VEC_SIGNEDE, VEC_UNSIGNEDE, VEC_SIGNEDO,
	VEC_UNSIGNEDO): Add definitions.
	* config/vsx.md (UNSPEC_VSX_XVCVSPSXWS, UNSPEC_VSX_XVCVSPSXDS,
	UNSPEC_VSX_VSIGNED2): Add UNSPECs.
	(vsx_xvcvspsxws, vsx_xvcvspuxws): Add define_insn.
	(vsigned2_v2df, vsigendo_v2df, vsignede_v2df,
	vunsigned2_v2df, vunsignedo_v2df, vunsignede_v2df): Add define_expands.
	* config/rs6000/altivec.h (vec_signed, vec_signed2,
	vec_signede and vec_signedo, vec_unsigned, vec_unsigned2,
	vec_unsignede, vec_unsignedo): Add builtin defines.
	* config/rs6000-protos.h (rs6000_generate_vsigned2_code): Add extern
	declaration.
	* doc/extend.texi: Update the built-in documentation file for the
	new built-in functions.

2017-06-29  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Do not add
	reduction chains to LOOP_VINFO_REDUCTIONS.
	* tree-vect-slp.c (vect_analyze_slp): Continue looking for
	SLP reductions after processing reduction chains.

2017-06-29  Nathan Sidwell  <nathan@acm.org>

	* builtins.c (fold_builtin_FUNCTION): Use
	lang_hooks.decl_printable_name.

2017-06-29  Peter Bergner  <bergner@vnet.ibm.com>

	PR middle-end/81194
	* cfgexpand.c (expand_gimple_stmt_1): Handle switch statements
	with only one label.
	* stmt.c (expand_case): Assert NCASES is greater than one.

2017-06-29  Richard Biener  <rguenther@suse.de>

	* tree-cfg.c (group_case_labels_stmt): Return whether we changed
	anything.
	(group_case_labels): Likewise.
	(find_taken_edge): Push sanity checking on val to workers...
	(find_taken_edge_cond_expr): ... here
	(find_taken_edge_switch_expr): ... and here, handle cases
	with just a default label.
	* tree-cfg.h (group_case_labels_stmt): Adjust prototype.
	(group_case_labels): Likewise.
	* tree-cfgcleanup.c (execute_cleanup_cfg_post_optimizing): When
	group_case_labels does anything cleanup the CFG again.

2017-06-29  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/81196
	* tree-ssa-loop-niter.c (number_of_iterations_cond): Handle loop
	exit condition comparing two IVs.

2017-06-29  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/parsecpu.awk (gen_comm_data): Add initializer for
	profile to the dummy entry at the end of the list of architectures.
	* config/arm/arm-cpu-cdata.h: Regenerated.

2017-06-29  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
	    Michael Collison <michael.collison@arm.com>

	PR target/70119
	* config/aarch64/aarch64.md (*aarch64_<optab>_reg_<mode>3_mask1):
	New pattern.
	(*aarch64_reg_<mode>3_neg_mask2): New pattern.
	(*aarch64_reg_<mode>3_minus_mask): New pattern.
	(*aarch64_<optab>_reg_di3_mask2): New pattern.
	* config/aarch64/aarch64.c (aarch64_rtx_costs): Account for cost
	of shift when the shift amount is masked with constant equal to
	the size of the mode.
	* config/aarch64/predicates.md (subreg_lowpart_operator): New
	predicate.

2017-06-29  Martin Liska  <mliska@suse.cz>

	* config/i386/i386.opt: Change range from [1,5] to [0,5].

2017-06-29  Yury Gribov  <tetra2005@gmail.com>

	PR bootstrap/80565
	* ipa-cp.c (allocate_and_init_ipcp_value): Add initialization
	code.
	* ipa-inline.h
	(edge_growth_cache_entry::edge_growth_cache_entry): New
	function.
	(reset_edge_growth_cache): Update to use constructor.

2017-06-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* config/aarch64/aarch64.h (AARCH64_EXPAND_ALIGNMENT): New.
	(DATA_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.
	(LOCAL_ALIGNMENT): Update to use AARCH64_EXPAND_ALIGNMENT.

2017-06-28  Sebastian Peryt  <sebastian.peryt@intel.com>

	* config/i386/avx512vlintrin.h (_mm256_permutexvar_epi64)
	(_mm256_permutexvar_epi32, _mm256_permutex_epi64): New intrinsics.

2017-06-28  Szabolcs Nagy  <szabolcs.nagy@arm.com>

	* config.gcc (*-linux-musl*): Add t-musl tmake_file.
	(*-linux-uclibc*): Add t-uclibc tmake_file.
	* config/t-musl: New.
	* config/t-uclibc: New.

2017-06-28  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/parsecpu.awk (profile): Parse new keyword in an arch
	context.
	(gen_comm_data): Emit architectural setting of arch_prof.
	* config/arm/arm-cpus.in (armv6-m, armv6s-m, armv7-a, armv7ve): Set the
	profile.
	(armv7-r, armv7-m, armv7e-m, armv8-a, armv8.1-a, armv8.2-a): Likewise.
	(armv8-m.base, armv8-m.main): Likewise.
	* arm-protos.h (arm_build_target): Add profile field.
	(arch_option): Likewise.
	* config/arm/arm.c (arm_configure_build_target): Copy the profile to
	the active target.
	* config/arm/arm.h (TARGET_ARM_ARCH_PROFILE): Use
	arm_active_target.profile.

2017-06-28  Richard Biener  <rguenther@suse.de>

	PR middle-end/81227
	* fold-const.c (negate_expr_p): Use TYPE_UNSIGNED, not
	TYPE_OVERFLOW_WRAPS.
	* match.pd (negate_expr_p): Likewise.
	* tree-ssa-reassoc.c (optimize_range_tests_diff): Use
	fold_build2, not fold_binary.

2017-06-28  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64 (aarch64_expand_mov_immediate):
	Convert memory address to Pmode.
	(aarch64_print_operand): Assert MEM operands are always Pmode.

2017-06-28  Wilco Dijkstra  <wdijkstr@arm.com>

	PR target/79665
	* config/arm/aarch-common.c (arm_no_early_alu_shift_dep):
	Remove redundant if.
	(aarch_forward_to_shift_is_not_shifted_reg): Remove.
	* config/arm/aarch-common-protos.h
	(aarch_forward_to_shift_is_not_shifted_re): Remove.
	* config/arm/cortex-a53.md: Use arm_no_early_alu_shift_dep in bypass.

2017-06-28  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR ipa/81238
	* multiple_target.c (create_dispatcher_calls): Set the default
	clone to be static, not public.

2017-06-28  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop.c (vectorizable_reduction): Move special
	cond reduction IV var creation ...
	(vect_create_epilog_for_reduction): ... here.  Remove induction_index
	parameter.  Use STMT_VINFO_VECTYPE.
	* tree-vect-slp.c (vect_get_constant_vectors): Properly reset
	constant_p.

2017-06-28  Martin Liska  <mliska@suse.cz>

	PR ipa/81128
	* ipa-visibility.c (non_local_p): Handle visibility.

2017-06-28  Martin Liska  <mliska@suse.cz>

	PR driver/79659
	* common.opt: Add IntegerRange to various options.
	* opt-functions.awk (integer_range_info): New function.
	* optc-gen.awk: Add integer_range_info to cl_options struct.
	* opts-common.c (decode_cmdline_option): Handle
	CL_ERR_INT_RANGE_ARG.
	(cmdline_handle_error): Likewise.
	* opts.c (print_filtered_help): Show valid interval in
	when --help is provided.
	* opts.h (struct cl_option): Add range_min and range_max fields.
	* config/i386/i386.opt: Add IntegerRange for -mbranch-cost.

2017-06-28  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd ((X & ~Y) | (~X & Y)): Generalize to + and ^.
	(x * C EQ/NE y * C): New transformation.

2017-06-28  Christophe Lyon  <christophe.lyon@linaro.org>

	* genmultilib (combination_space): Accept '+' in option names.

2017-06-28  Martin Liska  <mliska@suse.cz>

	PR sanitizer/81224
	* asan.c (instrument_derefs): Bail out inner references
	that are hard register variables.

2017-06-28  Jakub Jelinek  <jakub@redhat.com>

	PR target/81175
	* config/i386/i386.c (ix86_init_mmx_sse_builtins): Use def_builtin
	rather than def_builtin_pure for __builtin_ia32_gatherpf*.

2017-06-28  Richard Biener  <rguenther@suse.de>

	* tree-vectorizer.h (vect_get_vec_defs): Remove.
	(vect_get_slp_defs): Adjust.
	* tree-vect-loop.c (get_initial_defs_for_reduction): Split
	out from ...
	* tree-vect-slp.c (vect_get_constant_vectors): ... here and
	simplify.
	* tree-vect-loop.c (vect_create_epilog_for_reduction): Use
	get_initial_defs_for_reduction instead of vect_get_vec_defs.
	(vectorizable_reduction): Adjust.
	* tree-vect-slp.c (vect_get_constant_vectors): Remove reduction
	handling.
	(vect_get_slp_defs): Likewise.
	* tree-vect-stmts.c (vect_get_vec_defs): Make static and adjust.
	(vectorizable_bswap): Adjust.
	(vectorizable_call): Likewise.
	(vectorizable_conversion): Likewise.
	(vectorizable_assignment): Likewise.
	(vectorizable_shift): Likewise.
	(vectorizable_operation): Likewise.
	(vectorizable_store): Likewise.
	(vectorizable_condition): Likewise.
	(vectorizable_comparison): Likewise.

2017-06-28  Michael Collison  <michael.collison@arm.com>

	PR target/68535
	* config/arm/arm.c (gen_ldm_seq): Remove last unnecessary
	set of base_reg
	(arm_gen_movmemqi): Removed unused variable 'i'.
	Convert 'for' loop into 'while' loop.
	(arm_expand_prologue): Remove last unnecessary set of insn.
	(thumb_pop): Remove unused variable 'pushed_words'.
	(thumb_exit): Remove last unnecessary set of regs_to_pop.

2017-06-28  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/predicates.md: Use s390_rel_address_ok_p.
	* config/s390/s390-protos.h: Add prototype of
	s390_rel_address_ok_p.
	* config/s390/s390.c (s390_got_symbol): New function.
	(s390_rel_address_ok_p): New function.
	(legitimize_pic_address): Use s390_rel_address_ok_p.
	(s390_load_got): Use s390_got_symbol.
	(s390_option_override): Issue error if
	-mno-pic-data-is-text-relative is used without -fpic/-fPIC.
	* config/s390/s390.h (TARGET_DEFAULT_PIC_DATA_IS_TEXT_RELATIVE):
	New macro.
	* config/s390/s390.opt: New option mpic-data-is-text-relative.

2017-06-27  Andrew Pinski  <apinski@cavium.com>

	* match.pd (X >/>=/</<= 0 ? 1.0 : -1.0): New patterns.
	(X * copysign (1.0, X)): New pattern.
	(X * copysign (1.0, -X)): New pattern.
	(copysign (-1.0, CST)): New pattern.

2017-06-27  Joseph Myers  <joseph@codesourcery.com>

	* genmultilib (combination_space): Remove variable.
	Validate reuse rules against regular expression for any sequence
	of multilib options in any order.

2017-06-27  Michael Collison  <michael.collison@arm.com>

	* config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Directly
	call aarch64_split_simd_combine.
	* (aarch64_combine_internal<mode>): Delete pattern.
	* config/aarch64/aarch64.c (aarch64_split_simd_combine):
	Allow register and subreg operands.

2017-06-27  Jerome Lambourg  <lambourg@adacore.com>

	* config/i386/vxworks.h (ASM_SPEC): Remove definition. No target
	specific need, just fallback on defaults.
	(ASM_OUTPUT_ALIGNED_BSS): Add #undef before #define.

2017-06-27  Jerome Lambourg  <lambourg@adacore.com>
	    Olivier Hainque  <hainque@adacore.com>

	* config/i386/vxworks.h (DBX_REGISTER_NUMBER): Pick distinct
	map for 64bits.
	(TARGET_OS_CPP_BUILTINS): builtin_define CPU to X86_64 for 64bit
	targets. Pick a default if no particular attempt applied.
	(STACK_CHECK_PROTECT): Double for 64bit targets, which have
	larger contexts.

2017-06-27  Jerome Lambourg  <lambourg@adacore.com>

	* config.gcc (i*86-wrs-vxworks7): Handle new acceptable triplet.
	(x86_64-wrs-vxworks7): Likewise.

2017-06-27  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/81223
	* ubsan.c (instrument_null): Check get_base_address's result for null.

2017-06-27  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd ((A+-B)+(C-A), (A+B)-(A-C)): New transformations.

2017-06-27  Marc Glisse  <marc.glisse@inria.fr>

	* builtin-types.def (BT_FENV_T_PTR, BT_CONST_FENV_T_PTR,
	BT_FEXCEPT_T_PTR, BT_CONST_FEXCEPT_T_PTR): New primitive types.
	(BT_FN_INT_FENV_T_PTR, BT_FN_INT_CONST_FENV_T_PTR,
	BT_FN_INT_FEXCEPT_T_PTR_INT, BT_FN_INT_CONST_FEXCEPT_T_PTR_INT):
	New function types.
	* builtins.def (BUILT_IN_FECLEAREXCEPT, BUILT_IN_FEGETENV,
	BUILT_IN_FEGETEXCEPTFLAG, BUILT_IN_FEGETROUND,
	BUILT_IN_FEHOLDEXCEPT, BUILT_IN_FERAISEEXCEPT,
	BUILT_IN_FESETENV, BUILT_IN_FESETEXCEPTFLAG,
	BUILT_IN_FESETROUND, BUILT_IN_FETESTEXCEPT,
	BUILT_IN_FEUPDATEENV): New builtins.
	* tree-core.h (TI_FENV_T_PTR_TYPE, TI_CONST_FENV_T_PTR_TYPE,
	TI_FEXCEPT_T_PTR_TYPE, TI_CONST_FEXCEPT_T_PTR_TYPE): New entries.
	* tree.h (fenv_t_ptr_type_node, const_fenv_t_ptr_type_node,
	fexcept_t_ptr_type_node, const_fexcept_t_ptr_type_node): New
	macros.
	(builtin_structptr_types): Adjust size.
	* tree.c (builtin_structptr_types): Add four entries.

2017-06-27  Jerome Lambourg  <lambourg@adacore.com>
	    Olivier Hainque  <hainque@adacore.com>

	* config/vxworks.h (VXWORKS_LIB_SPEC): Incorporate ...
	(TLS_SYM): New local macro, forcing reference to __tls__ on
	link command lines for VxWorks 7 RTPs, triggering initialization
	of tlsLib.
	(VXWORKS_HAVE_TLS): New macro. State whether the target VxWorks
	OS features TLS support, true for RTPs on VxWorks 7.
	* config/vxworks.c (vxworks_override_options): Setup emutls
	accordingly.

2017-06-27  Jakub Jelinek  <jakub@redhat.com>

	* predict.c (test_prediction_value_range): Use -1U instead of -1
	to avoid narrowing conversion warning.
	* dumpfile.c (dump_options): Wrap all value into dump_flags_t cast
	to avoid narrowing conversion warning.
	* opt-functions.awk (var_ref): Return (unsigned short) -1 instead of
	-1.
	* optc-gen.awk (END): Expect (unsigned short) -1 instead of -1.

2017-06-27  Jerome Lambourg  <lambourg@adacore.com>

	* config/vxworks.h (VXWORKS_LIBS_RTP): Alternative definition for
	64bit configurations.
	(PTR_DIFF_TYPE): Alternative definition for TARGET_LP64.
	(SIZE_TYPE): Likewise.
	* config/vxworks.c (vxworks_emutls_var_fields): Use
	long_unsigned_type_node instead of unsigned_type_node as the offset
	field type, which is "pointer" mode in emutls.c.

2017-06-27  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/81209
	* ubsan.c (ubsan_encode_value): Initialize DECL_CONTEXT on var.

	PR middle-end/81207
	* gimple-fold.c (replace_call_with_call_and_fold): Handle
	gimple_vuse copying separately from gimple_vdef copying.

2017-06-27  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	* value-prof.c (free_hist): Remove call to memset and the enclosing if
	condition.

2017-06-26  Jerome Lambourg  <lambourg@adacore.com>
	    Olivier Hainque  <hainque@adacore.com>

	* config.gcc (*-*-vxworks*): Add TARGET_VXWORKS7=1 to tm_defines
	for all vxworks7 targets.
	* config/vxworks.h (TARGET_VXWORKS7): If not defined, define to 0.
	(VXWORKS_ADDITIONAL_CPP_SPEC): Alternative definition for VXWORKS7.
	(VXWORKS_LIBS_RTP, VXWORKS_LIBS_RTP_DIR): New macros, allowing
	variations for VX6/VX7 and 32/64bits later on in ...
	(VXWORKS_LIB_SPEC): Leverage new macros.
	(VXWORKS_OS_CPP_BUILTINS): Define _VSB_CONFIG_FILE for VXWORKS7,
	as well as _ALLOW_KEYWORD_MACROS when "inline" is not a keyword.

2017-06-26  Jerome Lambourg  <lambourg@adacore.com>

	* config/vxworks.h (VXWORKS_OS_CPP_BUILTINS): builtin_define
	_VX_TOOL_FAMILY and _VX_TOOL to gnu.

2017-06-26  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c.c: Add support for built-in functions
	vector bool char vec_reve (vector bool char);
	vector signed char vec_reve (vector signed char);
	vector unsigned char vec_reve (vector unsigned char);
	vector bool int vec_reve (vector bool int);
	vector signed int vec_reve (vector signed int);
	vector unsigned int vec_reve (vector unsigned int);
	vector bool long long vec_reve (vector bool long long);
	vector signed long long vec_reve (vector signed long long);
	vector unsigned long long vec_reve (vector unsigned long long);
	vector bool short vec_reve (vector bool short);
	vector signed short vec_reve (vector signed short);
	vector double vec_reve (vector double);
	vector float vec_reve (vector float);
	* config/rs6000/rs6000-builtin.def (VREVE_V2DI, VREVE_V4SI,
	VREVE_V8HI, VREVE_V16QI, VREVE_V2DF, VREVE_V4SF, VREVE): New builtin.
	* config/rs6000/altivec.md (UNSPEC_VREVEV): New UNSPEC.
	(altivec_vreve): New pattern.
	* config/rs6000/altivec.h (vec_reve): New define.
	* doc/extend.texi (vec_rev): Update the built-in documentation file
	for the new built-in functions.

2016-06-26  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/71815
	* gimple-ssa-strength-reduction.c (uses_consumed_by_stmt): New
	function.
	(find_basis_for_candidate): Call uses_consumed_by_stmt rather than
	has_single_use.
	(slsr_process_phi): Likewise.
	(replace_uncond_cands_and_profitable_phis): Don't replace a
	multiply candidate with a stride of 1 (copy or cast).
	(phi_incr_cost): Call uses_consumed_by_stmt rather than
	has_single_use.
	(lowest_cost_path): Likewise.
	(total_savings): Likewise.

2017-06-26  Richard Biener  <rguenther@suse.de>

	PR target/81175
	* config/i386/i386.c (ix86_init_mmx_sse_builtins):
	Use def_builtin_pure for all gather builtins.

2017-06-26  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81203
	* tree-tailcall.c (find_tail_calls): Do not move stmts into
	non-dominating BBs.

2017-06-26  Marek Polacek  <polacek@redhat.com>

	PR c/80116
	* doc/invoke.texi: Document -Wmultistatement-macros.

2017-06-26  Christophe Lyon  <christophe.lyon@linaro.org>

	* doc/sourcebuild.texi (ARM-specific attributes): Document new
	arm_neon_ok_no_float_abi effective target.

2017-06-26  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80928
	* cfghooks.c (duplicate_block): Do not copy BB_DUPLICATED flag.
	(copy_bbs): Set BB_DUPLICATED flag early.
	(execute_on_growing_pred): Do not execute for BB_DUPLICATED
	marked blocks.
	(execute_on_shrinking_pred): Likewise.
	* tree-ssa.c (ssa_redirect_edge): Do not look for PHI args in
	BB_DUPLICATED blocks.
	* tree-ssa-phionlycoprop.c (eliminate_degenerate_phis_1): Properly
	iterate over all PHIs considering removal of *gsi.

2017-06-23  Jim Wilson  <jim.wilson@linaro.org>

	* doc/invoke.texi (AArch64 Options, -mtune): Re-add falkor and
	qdf24xx.

2017-06-23  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	* config/rs6000/rs6000-string.c: (expand_block_clear,
	do_load_for_compare, select_block_compare_mode,
	compute_current_alignment, expand_block_compare,
	expand_strncmp_align_check, expand_strn_compare,
	expand_block_move, rs6000_output_load_multiple)
	Move functions related to string/block move/compare
	to a separate file.
	* config/rs6000/rs6000.c: Move above functions to rs6000-string.c.
	* config/rs6000/rs6000-protos.h (rs6000_emit_dot_insn): Add prototype
	for this function which is now used in two files.
	* config/rs6000/t-rs6000: Add rule to compile rs6000-string.o.
	* config.gcc: Add rs6000-string.o to extra_objs for
	targets powerpc*-*-* and rs6000*-*-*.

2017-06-23  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/80510
	* config/rs6000/rs6000.md (ALTIVEC_DFORM): Do not allow DImode in
	32-bit, since indexed is not valid for DImode.
	(mov<mode>_hardfloat32): Reorder ISA 2.07 load/stores before ISA
	3.0 d-form load/stores to be the same as mov<mode>_hardfloat64.
	(define_peephole2 for Altivec d-form load): Add 32-bit support.
	(define_peephole2 for Altivec d-form store): Likewise.

	PR ipa/81185
	* multiple_target.c (create_dispatcher_calls): Only create the
	dispatcher call if the function is the default clone of a
	versioned function.

2017-06-23  Segher Boessenkool  <segher@kernel.crashing.org>

	PR middle-end/80902
	* builtins.c (expand_builtin_atomic_fetch_op): If emitting code after
	a call, force the call to not be a tail call.

2017-06-23  Jeff Law  <law@redhat.com>

	* doc/contrib.texi: Add entry for Steven Pemberton's work on
	enquire.

2017-06-23  Will Schmidt  <will_schmidt@vnet.ibm.com>

	* config/rs6000/rs6000.c: Add include of ssa-propagate.h for
	update_call_from_tree().  (rs6000_gimple_fold_builtin): Add
	handling for early expansion of vector shifts (sl,sr,sra,rl).
	(builtin_function_type): Add vector shift right instructions
	to the unsigned argument list.

2017-06-23  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	rtl-optimizatoin/79286
	* ira.c (update_equiv_regs): Revert to using may_trap_or_fault_p again.
	* rtlanal.c (rtx_addr_can_trap_p_1): SYMBOL_REF_FUNCTION_P can never
	trap.  PIC register plus a const unspec without offset can never trap.

2017-06-23  Marc Glisse  <marc.glisse@inria.fr>

	* tree.h (builtin_structptr_type): New type.
	(builtin_structptr_types): Declare new array.
	* tree.c (builtin_structptr_types): New array.
	(free_lang_data, build_common_tree_nodes): Use it.

2017-06-23  Jonathan Wakely  <jwakely@redhat.com>

	PR c++/81187
	* doc/invoke.texi (-Wnoexcept-type): Fix name of option, from
	-Wnoexcept.

2017-06-22  Matt Turner  <mattst88@gmail.com>

	* config/i386/driver-i386.c (host_detect_local_cpu): Add Kaby
	Lake models to skylake case.  Assume skylake for unknown
	models with clflushopt.

2017-06-22  Jeff Law  <law@redhat.com>

	* config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Handle
	frame sizes that do not satisfy aarch64_uimm12_shift.

2017-06-22  Jan Hubicka <hubicka@ucw.cz>

	* profile-count.h (apply_probability,
	apply_scale, probability_in): Fix checks for zero.

2017-06-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* incpath.c (add_sysroot_to_chain): Allow for $SYSROOT prefix.
	* doc/cppdiropts.texi (-I @var{dir}): Document it.

2016-06-22  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop.c (vect_model_reduction_cost): Handle
	COND_REDUCTION and INTEGER_INDUC_COND_REDUCTION without
	REDUC_MAX_EXPR support.
	(vectorizable_reduction): Likewise.
	(vect_create_epilog_for_reduction): Likewise.

2017-06-22  James Greenhalgh  <james.greenhalgh@arm.com>

	* match.pd (A / (1 << B) -> A >> B): New.
	* generic-match-head.c: Include optabs-tree.h.
	* gimple-match-head.c: Likewise.
	* optabs-tree.h (target_supports_op_p): New.
	* optabs-tree.c (target_supports_op_p): New.

2017-06-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* configure.ac (gcc_cv_ld_static_dynamic): Also check stderr for
	$gcc_cv_ld --help output.
	(gcc_cv_ld_demangle): Likewise.
	(gcc_cv_ld_eh_frame_hdr): Likewise.
	(gcc_cv_ld_pie): Likewise.
	(gcc_cv_ld_as_needed): Likewise.  Prefer native forms unless $gnu_ld.
	(gcc_cv_ld_buildid): Likewise.
	(gcc_cv_ld_sysroot): Likewise.
	(ld_bndplt_support): Likewise.
	(ld_pushpopstate_support): Likewise.
	* configure: Regenerate.
	* config/sol2.h [!USE_GLD] (SYSROOT_SPEC): Define.

2017-06-21  Jakub Jelinek  <jakub@redhat.com>

	PR target/81151
	* config/i386/sse.md (round<mode>2): Renumber match_dup and
	operands indexes to avoid gap between operands and match_dups.

2017-06-21  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64-cost-tables.h (thunderx_extra_costs):
	Increment Arith_shift and Arith_shift_reg by 1.
	* config/aarch64/aarch64-tuning-flags.def (cheap_shift_extend):
	New tuning flag.
	* config/aarch64/aarch64.c (thunderx_tunings): Enable
	AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
	(aarch64_strip_extend): Add new argument and test for it.
	(aarch64_cheap_mult_shift_p): New function.
	(aarch64_rtx_mult_cost): Call aarch64_cheap_mult_shift_p and don't
	add a cost if it is true.
	Update calls to aarch64_strip_extend.
	(aarch64_rtx_costs): Update calls to aarch64_strip_extend.

2017-06-21  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64-cores.def (thunderxt88p1): Use thunderxt88
	tunings.
	(thunderxt88): Likewise.
	* config/aarch64/aarch64.c (thunderxt88_prefetch_tune): New variable.
	(thunderx_prefetch_tune): New variable.
	(thunderx2t99_prefetch_tune): Update for the correct values.
	(thunderxt88_tunings): New variable.
	(thunderx_tunings): Use thunderx_prefetch_tune instead of
	generic_prefetch_tune.
	(thunderx2t99_tunings): Use AUTOPREFETCHER_WEAK.

2017-06-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/atomics.md (aarch64_compare_and_swap<mode>_lse,
	SHORT): Relax operand 3 to aarch64_reg_or_zero and constraint to Z.
	(aarch64_compare_and_swap<mode>_lse, GPI): Likewise.
	(aarch64_atomic_cas<mode>, SHORT): Likewise for operand 2.
	(aarch64_atomic_cas<mode>, GPI): Likewise.

2017-06-21  Martin Liska  <mliska@suse.cz>

	* gimplify.c (gimplify_label_expr): Insert GIMPLE_PREDICT
	statements on cold and hot labels.
	* predict.c (tree_estimate_probability_bb): Remove the
	prediction from this place.

2017-06-21  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79489
	* gimplify.c (maybe_add_early_return_predict_stmt): New
	function.
	(gimplify_return_expr): Call the function.
	* predict.c (tree_estimate_probability_bb): Remove handling
	of early return.
	* predict.def: Update comment about early return predictor.
	* gimple-predict.h (is_gimple_predict): New function.
	* predict.def: Change default value of early return to 66.
	* tree-tailcall.c (find_tail_calls): Skip GIMPLE_PREDICT
	statements.
	* passes.def: Put pass_strip_predict_hints to the beginning of
	IPA passes.

2017-06-21  Pierre-Marie de Rodat  <derodat@adacore.com>

	* dwarf2out.c (gen_decl_die): Remove the guard to skip file-scope
	FUNCTION_DECL declarations.
	(dwarf2out_early_global_decl): Remove the guard to skip FUNCTION_DECL
	declarations.
	(dwaf2out_decl): Likewise.
	* godump.c (go_early_global_decl): Skip call to the real debug hook
	for FUNCTION_DECL declarations.
	* passes.c (rest_of_decl_compilation): Skip call to the
	early_global_decl debug hook for FUNCTION_DECL declarations, unless
	-fdump-go-spec is passed.

2017-06-21  Marc Glisse  <marc.glisse@inria.fr>

	* config/i386/i386.c (struct builtin_isa): New field pure_p.
	Reorder for compactness.
	(def_builtin, def_builtin2, ix86_add_new_builtins): Handle pure_p.
	(def_builtin_pure, def_builtin_pure2): New functions.
	(ix86_init_mmx_sse_builtins) [__builtin_ia32_stmxcsr]: Mark as pure.

2017-06-21  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (nop_convert): New predicate.
	((A +- CST1) +- CST2): Allow some NOP conversions.

2017-06-21  Jakub Jelinek  <jakub@redhat.com>

	PR c++/81130
	* gimplify.c (omp_add_variable): Don't force GOVD_SEEN for types
	with ctors/dtors if GOVD_SHARED is set.

2017-06-21  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.md (movti_aarch64):
	Emit mov rather than orr.
	(movtf_aarch64): Likewise.
	* config/aarch64/aarch64-simd.md (aarch64_simd_mov):
	Emit mov rather than orr.

2017-06-21  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64-simd.md (aarch64_simd_dup):
	Swap alternatives, make integer dup more expensive.

2017-06-21  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (aarch64_legitimate_constant_p):
	Return true for non-tls symbols.

2017-06-21  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-cores.def (cortex-a55): New.
	(cortex-a75): Likewise.
	(cortex-a75.cortex-a55): Likewise.
	* config/aarch64/aarch64-tune.md: Regenerate.
	* doc/invoke.texi (-mtune): Document new values for -mtune.

2017-06-21  Tom de Vries  <tom@codesourcery.com>

	* doc/sourcebuild.texi (Add Options, Features for dg-add-options): Add
	stack_size feature.
	(Effective-Target Keywords, Other attributes): Suggest using
	dg-add-options stack_size feature to get stack limit in stack_size
	effective target documentation.

2017-06-21  Julian Brown  <julian@codesourcery.com>
	    Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	* config/aarch64/aarch64-simd.md (aarch64_crypto_pmulldi)
	(aarch64_crypto_pmullv2di): Change type attribute to crypto_pmull.
	* config/aarch64/thunderx2t99.md (thunderx2t99_pmull): New
	reservation.
	* config/arm/cortex-a53.md (cortex_a53_advsimd_type): Add crypto_pmull to
	attribute type list for neon_multiply.
	* config/arm/cortex-a57.md (cortex_a57_neon_type): Add crypto_pmull to
	attribute type list for neon_multiply.
	* config/arm/crypto.md (crypto_vmullp64): Change type to crypto_pmull.
	* config/arm/exynos-m1.md (exynos_m1_neon_type): Add crypto_pmull to
	attribute type list for neon_multiply.
	* config/arm/types.md (crypto_pmull): Add.
	* config/arm/xgene1.md (xgene1_neon_pmull): Add crypto_pmull to
	attribute type list.

2017-06-20  Andreas Tobler  <andreast@gcc.gnu.org>

	* config.gcc (armv6*-*-freebsd*): Change the target_cpu_cname to
	arm1176jzf-s.

2017-06-20  Jakub Jelinek  <jakub@redhat.com>

	* ira-costs.c (find_costs_and_classes): Initialize cost_classes later
	to make sure not to dereference a NULL cost_classes_ptr pointer.

2017-06-20  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
	ALTIVEC_BUILTIN_VMULESW, ALTIVEC_BUILTIN_VMULEUW,
	ALTIVEC_BUILTIN_VMULOSW, ALTIVEC_BUILTIN_VMULOUW entries.
	* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin,
	builtin_function_type): Add ALTIVEC_BUILTIN_* case statements.
	* config/rs6000/altivec.md (MVULEUW, VMULESW, VMULOUW,
	VMULOSW): New enum "unspec" values.
	(vec_widen_umult_even_v4si, vec_widen_smult_even_v4si,
	vec_widen_umult_odd_v4si, vec_widen_smult_odd_v4si,
	altivec_vmuleuw, altivec_vmulesw, altivec_vmulouw,
	altivec_vmulosw): New patterns.
	* config/rs6000/rs6000-builtin.def (VMLEUW, VMULESW, VMULOUW,
	VMULOSW): Add definitions.

2017-06-20  Julia Koval  <julia.koval@intel.com>

	* config/i386/i386.c: Fix rounding expand for new pattern.
	* config/i386/subst.md: Fix pattern (parallel -> unspec).

2017-06-20  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-option-extensions.def (rcpc): New.
	* config/aarch64/aarch64.h (AARCH64_FL_RCPC): New.

2017-06-20  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-option-extensions.def (fp16): Fix expected
	feature string.

2017-06-20  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64-cores.def: Rearrange to sort by
	architecture, then by implementer ID.
	* config/aarch64/aarch64-tune.md: Regenerate.

2017-06-20  Richard Biener  <rguenther@suse.de>

	PR middle-end/81097
	* fold-const.c (split_tree): Fold to type before negating.

2017-06-20  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic-show-locus.c
	(selftest::test_fixit_deletion_affecting_newline): New function.
	(selftest::diagnostic_show_locus_c_tests): Call it.

2017-06-20  Andreas Schwab  <schwab@suse.de>

	PR target/80970
	* config/m68k/m68k.md (bsetdreg, bchgdreg, bclrdreg): Use "=d"
	instead of "+d".

2017-06-20  Prakhar Bahuguna  <prakhar.bahuguna@arm.com>

	* config/arm/arm-c.c (arm_cpu_builtins): New block to define
	__ARM_FEATURE_COPROC according to support.

2017-06-20  Jakub Jelinek  <jakub@redhat.com>

	* tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
	Rewritten to avoid overflow for > 32-bit pointers.

	PR sanitizer/81125
	* ubsan.h (ubsan_encode_value): Workaround buggy clang++ parser
	by removing enum keyword.
	(ubsan_type_descriptor): Likewise.  Formatting fix.

	PR target/81121
	* config/i386/i386.md (TARGET_USE_VECTOR_CONVERTS float si->{sf,df}
	splitter): Require TARGET_SSE2 in the condition.

2017-06-20  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/79799
	* config/rs6000/rs6000.c (rs6000_expand_vector_init): Add support
	for doing vector set of SFmode on ISA 3.0.
	* config/rs6000/vsx.md (vsx_set_v4sf_p9): Likewise.
	(vsx_set_v4sf_p9_zero): Special case setting 0.0f to a V4SF
	element.
	(vsx_insert_extract_v4sf_p9): Add an optimization for inserting a
	SFmode value into a V4SF variable that was extracted from another
	V4SF variable without converting the element to double precision
	and back to single precision vector format.
	(vsx_insert_extract_v4sf_p9_2): Likewise.

2017-06-19  Jakub Jelinek  <jakub@redhat.com>

	* tree-ssa-structalias.c (get_constraint_for_ptr_offset): Multiply
	in UWHI to avoid undefined overflow.

	PR sanitizer/81125
	* ubsan.h (enum ubsan_encode_value_phase): New.
	(ubsan_encode_value): Change second argument to
	enum ubsan_encode_value_phase with default value of
	UBSAN_ENCODE_VALUE_GENERIC.
	* ubsan.c (ubsan_encode_value): Change second argument to
	enum ubsan_encode_value_phase PHASE from bool IN_EXPAND_P,
	adjust uses, for UBSAN_ENCODE_VALUE_GENERIC use just
	create_tmp_var_raw instead of create_tmp_var and use a
	TARGET_EXPR.
	(ubsan_expand_bounds_ifn, ubsan_build_overflow_builtin,
	instrument_bool_enum_load, ubsan_instrument_float_cast): Adjust
	ubsan_encode_value callers.

	PR sanitizer/81111
	* ubsan.c (ubsan_encode_value): If current_function_decl is NULL,
	use create_tmp_var_raw instead of create_tmp_var, mark it addressable
	just by setting TREE_ADDRESSABLE on the result and use a TARGET_EXPR.

2017-06-19  Richard Biener  <rguenther@suse.de>

	PR middle-end/81118
	* tree-cfgcleanup.c (cleanup_tree_cfg_noloop): Clear niter
	estimates if we changed anything.

2017-06-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80887
	* tree-ssa-sccvn.c (mprts_hook_cnt): New global.
	(vn_lookup_simplify_result): Allow only mprts_hook_cnt succesful
	simplified lookups, then reset mprts_hook.
	(vn_nary_build_or_lookup_1): Set mprts_hook_cnt to 9 before
	simplifying.
	(try_to_simplify): Likewise.

2017-06-19  Martin Liska  <mliska@suse.cz>

	PR sanitizer/80879
	* gimplify.c (gimplify_switch_expr):
	Initialize live_switch_vars for SWITCH_BODY == STATEMENT_LIST.

2017-06-19  Martin Liska  <mliska@suse.cz>

	* doc/install.texi: Document that PGO runs in 4 stages.

2017-06-19  Martin Liska  <mliska@suse.cz>

	PR ipa/80732
	* attribs.c (make_dispatcher_decl): Do not append '.ifunc'
	to dispatcher function name.
	* multiple_target.c (replace_function_decl): New function.
	(create_dispatcher_calls): Redirect both edges and references.

2017-06-19  Jan Hubicka <hubicka@ucw.cz>

	* profile-count.c (profile_count::dump): Dump quality.
	(profile_count::differs_from_p): Update for unsigned val.
	* profile-count.h (profile_count_quality): New enum.
	(profile_count): Turn m_val to 62bit unsigned, add quality tracking.

2017-06-19  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-niter.h (estimate_numbers_of_iterations): Take
	struct function as arg.
	(estimate_numbers_of_iterations): Export overload with loop arg.
	(free_numbers_of_iterations_estimates_loop): Use an overload of
	free_numbers_of_iterations_estimates instead.
	* tree-cfg.c (remove_bb): Adjust.
	* tree-cfgcleanup.c (remove_forwarder_block_with_phi): Likewise.
	* tree-parloops.c (gen_parallel_loop): Likewise.
	* tree-ssa-loop-ivcanon.c (canonicalize_induction_variables):
	Likewise.
	(tree_unroll_loops_completely): Likewise.
	* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
	Use an overload instead and export.
	(estimated_loop_iterations): Adjust.
	(max_loop_iterations): Likewise.
	(likely_max_loop_iterations): Likewise.
	(estimate_numbers_of_iterations): Take struct function as arg
	and adjust.
	(loop_exits_before_overflow): Adjust.
	(free_numbers_of_iterations_estimates_loop): Use an overload.
	* tree-vect-loop.c (vect_analyze_loop_form): Adjust.
	* tree-vectorizer.c (vect_free_loop_info_assumptions): Likewise.

2017-06-19  Richard Biener  <rguenther@suse.de>

	PR ipa/81112
	* ipa-prop.c (find_constructor_constant_at_offset): Handle
	RANGE_EXPR conservatively.

2017-06-16  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
	definitions for vec_float, vec_float2, vec_floato,
	vec_floate built-ins.
	* config/rs6000/vsx.md (define_c_enum "unspec"): Add RTL code
	for instructions vsx_xvcvsxws vsx_xvcvuxwsp, float2, floato and
	floate.
	* config/rs6000/rs6000-builtin.def (FLOAT2_V2DI, FLOATE_V2DF,
	FLOATE_2DI, FLOATO_V2DF, FLOATEE_V2DI, XVCVSXWSP_V4SF,
	UNS_FLOATO_V2DI, UNS_FLOATE_V2DI): Add definitions.
	* config/altivec.md (define_insn "p8_vmrgew_<mode>",
	define_mode_attr VF_sxddp): Add V4SF type to p8_vmrgew.
	* config/rs6000/altivec.h (vec_float, vec_float2, vec_floate,
	vec_floato): Add builtin defines.
	* doc/extend.texi (vec_float, vec_float2, vec_floate, vec_floato):
	Update the built-in documentation file for the new built-in
	functions.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm.opt (marm): Mark as the negative of of -mthumb.
	(mthumb): Mark as the negative of -marm.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* doc/invoke.texi (ARM Options, -mcpu): Document supported
	extension options.
	(ARM Options, -mtune): Document that this accepts the same
	extension options as -mcpu.
	(ARM Options, -mfpu): Document addition of -mfpu=auto.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* doc/invoke.texi (ARM Options, -march=): Document new syntax and
	permitted extensions.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm-cpus.in (armv7): Add extension +nofp.
	(armv7-r): Add aliases vfpv3xd and vfpv3-d16.
	(armv8-m.main): Add option +nodsp.
	* config/arm/arm-cpu-cdata.h: Regenerated.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/t-fuchsia: New file.
	* config.gcc (arm*-*-fuchsia*): Use it.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/t-symbian: Rewrite for new option infrastructure.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/t-phoenix (MULTILIB_REUSE): Clear variable.
	(MULTILIB_REQUIRED): Likewise.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/t-linux-eabi (MULTILIB_EXCEPTIONS): Set to empty.
	(MULTILIB_RESUE): Likewise.
	(MULTILIB_MATCHES): Likewise.
	(MULTLIB_REQUIRED): Likewise.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/t-rtems: Rewrite for new option framework.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/t-aprofile (v7_a_nosimd_variants, v7_a_simd_variants)
	(v7ve_nosimd_variatns, v7ve_vfpv3_simd_variants)
	(v7ve_vfpv4_simd_variants, v8_a_nosimd_variants, v8_a_simd_variants)
	(v8_1_a_simd_variants, v8_2_a_simd_variants): Move to ...
	* config/arm/t-multilib: ... here.
	(MULTILIB_OPTIONS): Add armv7 and armv7+fp architectures.
	(MULTILIB_MATCHES): Use armv7 libraries for armv7-r.  Also use for
	armv7-a and armv8*-a when A-profile libraries have not been built.
	* config/arm/t-rmprofile: Rewrite.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* genmultilib (multilib_reuse): Allow an explicit period to be escaped
	with a backslash.  Remove the backslash after substituting unescaped
	periods.
	* doc/fragments.texi (MULTILIB_REUSE): Document it.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config.gcc: (arm*-*-*): When building a-profile libraries, force
	the driver to pass through the default setting of -mfloat-abi.
	* common/config/arm/arm-common.c (arm_target_thumb_only): Return -marm
	rather than NULL.
	* config/arm/t-multilib (MULTILIB_REUSE): Initialize to empty.
	(all_feat_combs): New rule.
	(MULTILIB_OPTIONS): Use explicit ARM and Thumb directories.  Rework
	default libraries.
	* config/arm/t-aprofile: Rewrite.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm.h (FPUTYPE_AUTO): Define.
	* config/arm/arm.c (arm_option_override): Use FPUTYPE_AUTO if the
	fpu is not specified by the user/command-line.
	* config/arm/bpabi.h (FPUTYPE_DEFAULT): Delete.
	* config/arm/netbsd-elf.h (FPUTYPE_DEFAULT): Delete.
	* config/arm/linux-elf.h (FPUTYPE_DEFAULT): Delete.
	* config/arm/vxworks.h (FPUTYPE_DEFAULT): Delete.
	* common/config/arm/arm-common.c (arm_canon_arch_option): Use
	FPUTYPE_AUTO insted of FPUTYPE_DEFAULT.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/elf.h (MULTILIB_DEFAULTS): Delete.
	* config/arm/t-arm-elf: Rewritten.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm.h (TARGET_HARD_FLOAT): Also check that we
	have some floating-point instructions.
	(TARGET_SOFT_FLOAT): Define as inverse of TARGET_HARD_FLOAT.
	(TARGET_MAYBE_HARD_FLOAT): New macro.
	* config/arm/arm-builtins.c (arm_init_builtins): Use
	TARGET_MAYBE_HARD_FLOAT.
	* config/arm/arm.c (arm_option_override): Use TARGET_HARD_FLOAT_ABI.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* common/config/arm/arm-common.c: Define INCLUDE_LIST.
	(configargs.h): Include it.
	(arm_print_hint_for_fpu_option): New function.
	(arm_parse_fpu_option): New function.
	(candidate_extension): New class.
	(arm_canon_for_multilib): New function.
	* config/arm/arm.h (CANON_ARCH_SPEC_FUNCTION): New macro.
	(EXTRA_SPEC_FUNCTIONS): Add CANON_ARCH_SPEC_FUNCTION.
	(ARCH_CANONICAL_SPECS): New macro.
	(DRIVER_SELF_SPECS): Add ARCH_CANONICAL_SPECS.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config.gcc (arm*-*-*): Ensure both target_cpu_cname and with_cpu
	are set after handling multilib fragments.  Set target_cpu_default2
	from with_cpu.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config.gcc (arm*-*-fucshia*): Set target_cpu_cname to the real
	cpu name.
	(arm*-*-*): Set target_cpu_default2 to a quoted string.
	* config/arm/parsecpu.awk (check_cpu): Validate any extension
	options.
	(check_arch): Likewise.
	* config/arm/arm.c (arm_configure_build_target): Handle
	TARGET_CPU_DEFAULT being a string constant.  Scan any feature
	options in the default.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm-protos.h (cpu_arch_extension): Add field to record
	when an option is an alias of another.
	* config/arm/parsecpu.awk (optalias): New parser token.
	(gen_comm_data): Mark non-alias options as such.  Emit entries
	for extension aliases.
	* config/arm/arm-cpus.in (armv5e): Make vfpv2 an alias.
	(armv5te, armv5tej, armv6, armv6j, armv6k, armv6z): Likewise.
	(armv6kz, armv6zk, armv6t2): Likewise.
	(armv7): Make vfpv3-d16 an alias.
	(armv7-a): Make vfpv3-d16, neon and neon-vfpv3 aliases.	 Sort in
	canonical order.
	(armv7ve): Make vfpv4-d16, neon-vfpv3 and neon-vfpv4 aliases.
	Sort in canonical order.
	(armv8-a): Sort in canonical order.
	(armv8.1-a, armv8.2-a):	 Likewise.
	(generic-armv7-a): Make neon and neon-vfpv3 aliases.  Sort in
	canonical order.
	(cortex-a9): Sort in canonical order.
	* config/arm/arm.c (selftests.h): Include it.
	(arm_test_cpu_arch_data): New function.
	(arm_run_self_tests): New function.
	(TARGET_RUN_TARGET_SELFTESTS): Redefine.
	(targetm): Move declaration to the end of the file.
	* arm-cpu-cdata.h: Regenerated.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm.h (TARGET_MODE_SPECS): Add additional parameter to
	call to target_mode_check describing the type of option passed.
	* common/config/arm/arm-common.c (arm_arch_core_flag): Delete.
	(arm_target_thumb_only): Use arm_parse_arch_option_name or
	arm_parse_cpu_option_name to match parameters against list of
	available targets.
	* config/arm/parsecpu.awk (gen_comm_data): Don't generate
	arm_arch_core_flags data structure.
	* config/arm/arm-cpu_cdata.h: Regenerated.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* common/config/arm/arm-common.c (arm_initialize_isa): Moved here from
	config/arm/arm.c.
	(arm_print_hint_for_cpu_option): Likewise.
	(arm_print_hint_for_arch_option): Likewise.
	(arm_parse_cpu_option_name): Likewise.
	(arm_parse_arch_option_name): Likewise.
	* config/arm/arm.c (arm_identify_fpu_from_isa): Use the computed number
	of entries in the all_fpus list.
	* config/arm/arm-protos.h (all_architectures, all_cores): Declare.
	(arm_parse_cpu_option_name): Declare.
	(arm_parse_arch_option_name): Declare.
	(arm_parse_option_features): Declare.
	(arm_intialize_isa): Declare.
	* config/arm/parsecpu.awk (gen_data): Move CPU and architecture
	data tables to ...
	(gen_comm_data): ... here.  Make definitions non-static.
	* config/arm/arm-cpu-data.h: Regenerated.
	* config/arm/arm-cpu-cdata.h: Regenerated.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm-protos.h (arm_build_target): Remove arch_core.
	(cpu_arch_extension): New structure.
	(cpu_arch_option, arch_option, cpu_option): New structures.
	* config/arm/parsecpu.awk (gen_headers): Build an enumeration of
	architecture types.
	(gen_data): Generate new format data tables.
	* config/arm/arm.c (cpu_tune): New structure.
	(cpu_option, processors): Delete.
	(arm_print_hint_for_core_or_arch): Delete.  Replace with ...
	(arm_print_hint_for_cpu_option): ... this and ...
	(arm_print_hint_for_arch_option): ... this.
	(arm_parse_arch_cpu_name): Delete.  Replace with ...
	(arm_parse_cpu_option_name): ... this and ...
	(arm_parse_arch_option_name): ... this.
	(arm_unrecognized_feature): Change type of target parameter to
	cpu_arch_option.
	(arm_parse_arch_cpu_features): Delete.	Replace with ...
	(arm_parse_option_features): ... this.
	(arm_configure_build_target): Rework to use new configuration data
	tables.
	(arm_print_tune_info): Rework for new configuration data tables.
	* config/arm/arm-cpu-data.h: Regenerated.
	* config/arm/arm-cpu.h: Regenerated.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* Makefile.in (OBJS): Move sbitmap.o from here ...
	(OBJS-libcommon): ... to here.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm-isa.h (ISA_ALL_FPU_INTERNAL): Renamed from ISA_ALL_FPU.
	(ISA_ALL_CRYPTO): New macro.
	(ISA_ALL_SIMD): New macro
	(ISA_ALL_FP): New macro.
	* config/arm/arm.c (fpu_bitlist): Update initializer.
	* config/arm/arm-cpus.in: Use new ISA_ALL macros to disable crypto,
	simd or fp.
	(arm9e): Add fpu.  Add option for nofp
	(arm946e-s, arm966e-s, arm968e-s, arm10e, arm1020e, arm1022e): Likewise.
	(arm926ej-s, arm1026ej-s): Likewise.
	(generic-armv7-a): Add fpu.  Add options for simd, vfpv3, vfpv3-d16,
	vfpv3-fp16, vfpv3-d16-fp16, vfpv4, vfpv4-d16, neon, neon-vfp3,
	neon-fp16, neon-vfpv4, nofp and nosimd.
	(cortex-a5, cortex-a7): Add fpu.  Add options for nosimd and nofp.
	(cortex-a8): Add fpu.  Add option for nofp.
	(cortex-a9): Add fpu.  Add options for nosimd and nofp.
	(cortex-a12, cortex-a15, cortex-a17): Add fpu.	Add option for nofp.
	(cortex-r4f): Add fpu.
	(cortex-r5): Add fpu.  Add options for nofp.dp and nofp.
	(cortex-r7): Use idiv option from architecture.	 Add fpu.  Add option
	for nofp.
	(cortex-r8): Likewise.
	(cortex-m4): Add fpu.  Add option for nofp.
	(cortex-a15.cortex-a7): Add fpu.  Add option for nofp.
	(cortex-a17.cortex-a7): Likewise.
	(cortex-a32): Add fpu.	Add options for crypto and nofp.
	(cortex-a35, cortex-a53): Likewise.
	(cortex-a57): Add fpu.	Add option for crypto.
	(cortex-a72, cortex-a73): Likewise.
	(exynos-m1): Likewise.
	(cortex-a57.cortex-a53, cortex-a72.cortex-a53): Likewise.
	(cortex-a73.cortex-a35, cortex-a73.cortex-a53): Likewise.
	(cortex-m33): Add fpu.	Add option for nofp.
	* config/arm/arm-cpu-cdata.h: Regenerated
	* config/arm/arm-cpu-data.h: Regenerated.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* arm-cpus.in (armv5e): Add options fp, vfpv2 and nofp.
	(armv5te, armv5tej): Likewise.
	(armv6, armv6j, armv6k, armv6z, armv6kz, armv6zk, armv6t2): Likewise.
	(armv7): Add options fp and vfpv3-d16.
	(armv7-a): Add options fp, simd, vfpv3, vfpv3-d16, vfpv3-d16-fp16,
	vfpv3-fp16, vfpv4, vfpv4-d16, neon, neon-vfpv3, neon-fp16, neon-vfpv4,
	nofp and nosimd.
	(armv7ve): Likewise.
	(armv7-r): Add options fp, fp.sp, idiv, nofp and noidiv.
	(armv7e-m): Add options fp, fpv5, fp.dp and nofp.
	(armv8-a): Add nocrypto option.
	(armv8.1-a, armv8.2-a): Likewise.
	(armv8-m.main): add options fp, fp.dp and nofp.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm-cpus.in (armv8-a): Add options crc, simd crypto and
	nofp.
	(armv8-a+crc): Delete.
	(armv8.1-a): Add options simd, crypto and nofp.
	(armv8.2-a): Add options fp16, simd, crypto and nofp.
	(armv8.2-a+fp16): Delete.
	(armv8-m.main): Add option dsp.
	(armv8-m.main+dsp): Delete.
	(cortex-a8): Add fpu.  Add nofp option.
	(cortex-a9): Add fpu.  Add nofp and nosimd options.
	* config/arm/parsecpu.awk (gen_data): Generate option tables and
	link to main cpu and architecture data structures.
	(gen_comm_data): Only put isa attributes from the main architecture
	in common tables.
	(option): New statement for architecture and CPU entries.
	* arm.c (struct cpu_option): New structure.
	(struct processors): Add entry for options.
	(arm_unrecognized_feature): New function.
	(arm_parse_arch_cpu_name): Ignore any characters after the first
	'+' character.
	(arm_parse_arch_cpu_feature): New function.
	(arm_configure_build_target): Separate out any CPU and architecture
	features and parse separately.	Don't error out if -mfpu=auto is
	used with only an architecture string.
	(arm_print_asm_arch_directives): New function.
	(arm_file_start): Call it.
	* config/arm/arm-cpu-cdata.h: Regenerated.
	* config/arm/arm-cpu-data.h: Likewise.
	* config/arm/arm-tables.opt: Likewise.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/elf.h (ASM_SPEC): Only pass -mfpu through to the
	assembler when it is not -mfpu=auto.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm.h (BIG_LITTLE_SPEC): Delete macro.
	(ASM_REWRITE_SPEC_FUNCTIONS): New macro.
	(BIG_LITTLE_CPU_SPEC_FUNCTIONS): Delete macro.
	(ASM_CPU_SPEC): Rewrite.
	(MCPU_MTUNE_NATIVE_FUNCTIONS): New macro.
	(EXTRA_SPEC_FUNCTIONS): Move outside of ifdef.	Use
	MCPU_MTUNE_NATIVE_FUNCTIONS and ASM_REWRITE_SPEC_FUNCTIONS.  Remove
	reference to BIG_LITTLE_CPU_SPEC_FUNCTIONS.
	* common/config/arm/arm-common.c (arm_rewrite_selected_cpu): Ensure
	copied string is NUL-terminated.  Also strip any characters prefixed
	by '+'.
	(arm_rewrite_selected_arch): New function.
	(arm_rewrite_march): New function.

2017-06-16  Richard Earnshaw  <rearnsha@arm.com>

	* config/arm/arm.opt (x_arm_arch_string): New TargetSave option.
	(x_arm_cpu_string, x_arm_tune_string): Likewise.
	(march, mcpu, mtune): Convert to string-based options.
	* config/arm/arm.c (arm_print_hint_for_core_or_arch): New function.
	(arm_parse_arch_cpu_name): New function.
	(arm_configure_build_target): Use arm_parse_arch_cpu_name to
	identify selected architecture or CPU.
	(arm_option_save): New function.
	(TARGET_OPTION_SAVE): Redefine.
	(arm_option_restore): Restore string options.
	(arm_option_print): Print string options.

2017-06-16  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/80933
	PR tree-optimization/80934
	* builtins.c (fold_builtin_3): Do not handle bcmp here.
	* gimple-fold.c (gimple_fold_builtin_bcmp): New function.
	(gimple_fold_builtin_bcopy, gimple_fold_builtin_bzero): Likewise.
	(gimple_fold_builtin): Call them.

2017-06-16  Jan Hubicka  <hubicka@ucw.cz>

	* gimple-ssa-isolate-paths.c (isolate_path): Set edge leading to path
	as unlikely; update profile.

2017-06-16  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (force_edge_cold): Handle declaring edges impossible
	more aggresively.

2017-06-16  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-ivcanon.c (remove_exits_and_undefined_stmts): Update
	profile.
	(try_unroll_loop_completely): Fix reporting.

2017-06-16  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-tail-merge.c (replace_block_by): Fix profile updating.

2017-06-16  James Greenhalgh  <james.greenhalgh@arm.com>

	PR target/71778
	* config/arm/arm-builtins.c (arm_expand_builtin_args): Return TARGET
	if given a non-constant argument for an intrinsic which requires a
	constant.

2017-06-16  Jan Hubicka  <hubicka@ucw.cz>

	* profile.c (compare_freqs): New function.
	(branch_prob): Sort edge list.
	(find_spanning_tree): Assume that the list is priority sorted.

2017-06-16  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81090
	* passes.def (pass_record_bounds): Remove.
	* tree-pass.h (make_pass_record_bounds): Likewise.
	* tree-ssa-loop.c (pass_data_record_bounds, pass_record_bounds,
	make_pass_record_bounds): Likewise.
	* tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Do
	not free niter estimates at the beginning but at the end.
	* tree-scalar-evolution.c (scev_finalize): Free niter estimates.

2017-06-16  Richard Biener  <rguenther@suse.de>

	* tree-switch-conversion.c (emit_case_bit_tests): Adjust
	initializer to workaround ICE in host GCC 4.8.

2017-06-16  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-transform.c (update_noncloned_frequencies): Update also
	counts.
	(clone_inlined_nodes): Update.

2017-06-16  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>

	* config/aarch64/aarch64.c (qdf24xx_prefetch_tune): Update
	prefetch settings, and enable prefetching by default at -O3.

2017-06-16  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>

	* config/aarch64/aarch64.c (aarch64_override_options_internal):
	Set flag_prefetch_loop_arrays according to tuning data.

2017-06-16  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>

	* config/aarch64/aarch64-protos.h (struct cpu_prefetch_tune):
	New tune structure.
	(struct tune_params): Use cpu_prefetch_tune instead of cache_line_size.
	[Unrelated to main purpose of the patch] Place the pointer field last
	to enable type checking errors when tune structure are wrongly merged.
	* config/aarch64/aarch64.c (generic_prefetch_tune,)
	(exynosm1_prefetch_tune, qdf24xx_prefetch_tune,)
	(thunderx2t99_prefetch_tune): New tune constants.
	(tune_params *_tunings): Update all tunings (no functional change).
	(aarch64_override_options_internal): Set PARAM_SIMULTANEOUS_PREFETCHES,
	PARAM_L1_CACHE_SIZE, PARAM_L1_CACHE_LINE_SIZE, and PARAM_L2_CACHE_SIZE
	from tunings structures.

2017-06-16  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/81094
	* ubsan.c (instrument_null): Add T argument, use it instead
	of computing it based on IS_LHS.
	(instrument_object_size): Likewise.
	(pass_ubsan::execute): Adjust instrument_null and
	instrument_object_size callers to pass gimple_get_lhs or
	gimple_assign_rhs1 result to it.  Use instrument_null instead of
	calling get_base_address and instrument_mem_ref.  Handle
	aggregate call arguments for object-size sanitization.

2017-06-16  Yury Gribov  <tetra2005@gmail.com>

	PR tree-optimization/81089
	* tree-vrp.c (is_masked_range_test): Validate operands of
	subexpression.

2017-06-15  Martin Sebor  <msebor@redhat.com>

	PR c++/80560
	* dumpfile.c (dump_register): Avoid calling memset to initialize
	a class with a default ctor.
	* gcc.c (struct compiler): Remove const qualification.
	* genattrtab.c (gen_insn_reserv): Replace memset with initialization.
	* hash-table.h: Ditto.
	* ipa-cp.c (allocate_and_init_ipcp_value): Replace memset with
	  assignment.
	* ipa-prop.c (ipa_free_edge_args_substructures): Ditto.
	* omp-low.c (lower_omp_ordered_clauses): Replace memset with
	default ctor.
	* params.h (struct param_info): Make struct members non-const.
	* tree-switch-conversion.c (emit_case_bit_tests): Replace memset
	with default initialization.
	* vec.h (vec_copy_construct, vec_default_construct): New helper
	functions.
	(vec<T>::copy, vec<T>::splice, vec<T>::reserve): Replace memcpy
	with vec_copy_construct.
	(vect<T>::quick_grow_cleared): Replace memset with default ctor.
	(vect<T>::vec_safe_grow_cleared, vec_safe_grow_cleared): Same.
	* doc/invoke.texi (-Wclass-memaccess): Document.

2017-06-15  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* emit-rtl.h (is_leaf): Update comment about local
	register allocator.

2017-06-15  Jozef Lawrynowicz	<jozef.l@somniumtech.com>

	PR target/78818
	* config/msp430/msp430.c (msp430_data_attr): Check that it's possible
	for a variable to have a section before checking if the section has a
	name.
	Set section to.persistent if persistent	attribute is set.
	Warn if .persistent attribute is used on an automatic variable.

2017-06-15  Eric Botcazou  <ebotcazou@adacore.com>

	PR rtl-optimization/80474
	* reorg.c (update_block): Do not ignore instructions in a delay slot.

2017-06-15  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.md (add<mode>3): Use reg_or_subregno instead
	of REGNO.

2017-06-14  Maciej W. Rozycki  <macro@imgtec.com>

	* config/mips/mips.md (MIPS16_T_REGNUM): Remove constant.
	(casesi): Emit bounds checking as RTL.
	(casesi_internal_mips16_<mode>): Remove bounds checking.

2017-06-14  Max Filippov  <jcmvbkbc@gmail.com>

	* config/xtensa/xtensa.c (xtensa_option_override): Append
	MASK_CONST16 to target_flags in the absence of TARGET_L32R.
	(hwloop_optimize, hwloop_fail, hwloop_pattern_reg,
	 xtensa_doloop_hooks): Define unconditionally.
	(xtensa_reorg_loops): Only call reorg_loops in the presence of
	TARGET_LOOPS.
	* config/xtensa/xtensa.h (TARGET_L32R): New definition.
	(TARGET_DEFAULT): Remove XCHAL_HAVE_L32R condition and account
	for it in xtensa_option_override.
	(HARD_FRAME_POINTER_IS_FRAME_POINTER,
	 HARD_FRAME_POINTER_IS_ARG_POINTER): New definitions.

2017-06-14  Boris Kolpackov  <boris@codesynthesis.com>

	* doc/cppopts.texi: Document '-' special value to -MF.

2017-06-14  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/arm/cortex-a53.md (cortex_a53_fpalu) Adjust latency.
	(cortex_a53_fconst): Likewise.
	(cortex_a53_fpmul): Likewise.
	(cortex_a53_f_load_64): Likewise.
	(cortex_a53_f_load_many): Likewise.
	(cortex_a53_advsimd_alu): Likewise.
	(cortex_a53_advsimd_alu_q): Likewise.
	(cortex_a53_advsimd_mul): Likewise.
	(cortex_a53_advsimd_mul_q): Likewise.
	(fpmac bypass): Add new bypass for fpmac-fpmac case.
	Add missing fmul, r2f_cvt and fconst cases.

2017-06-14  Richard Biener  <rguenther@suse.de>

	PR middle-end/81088
	* fold-const.c (split_tree): Drop TREE_OVERFLOW flag from
	literal constants.
	(fold_binary_loc): When associating do not treat pre-existing
	TREE_OVERFLOW on literal constants as a reason to allow
	TREE_OVERFLOW on associated literal constants.

2017-06-14  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/sparc.h (MASK_ISA): Add MASK_LEON and MASK_LEON3.
	(MASK_FEATURES): New macro.
	* config/sparc/sparc.c (sparc_option_override): Remove the special
	handling of -mfpu and generalize it to all MASK_FEATURES switches.

2017-06-14  Eric Botcazou  <ebotcazou@adacore.com>

	* simplify-rtx.c (simplify_binary_operation_1) <UDIV>: Do not simplify
	a division of 0 if non-call exceptions are enabled.

2017-06-14  Andrew Pinski  <apinski@cavium.com>
	    Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	PR target/71663
	* config/aarch64/aarch64.c (aarch64_expand_vector_init):
	Improve vector initialization code gen for only variable case.

2017-06-14  Eric Botcazou  <ebotcazou@adacore.com>

	* config/sparc/driver-sparc.c (cpu_names): Add SPARC-T5 entry.

2017-06-14  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81083
	* tree-ssa-sccvn.c (vn_reference_lookup_3): Do not use abnormals
	as values.

2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c: Update all comments that mentioned SPE.
	(rs6000_expand_builtin): Remove RS6000_BTC_EVSEL.
	* config/rs6000/rs6000.h (RS6000_BTC_EVSEL): Delete.
	* config/rs6000/vxworks.h (VXCPU_FOR_8548): Delete.  Adjust former use.
	* config/rs6000/vxworksae.h (VXCPU_FOR_8548): Delete.
	* config/rs6000/vxworksmils.h (VXCPU_FOR_8548): Delete.

2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000-opts.h (enum rs6000_vector): Delete VECTOR_SPE.
	* config/rs6000/rs6000.c (rs6000_debug_vector_unit): Delete VECTOR_SPE.

2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.h (FIXED_SCRATCH): Delete.

2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/t-rtems: Don't handle SPE.

2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/t-linux: Don't handle SPE.

2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/eabispe.h: Delete file.

2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/t-spe: Delete file.

2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (SPE_CONST_OFFSET_OK): Delete.
	(rs6000_legitimate_offset_address_p): Return false for anything in
	V2SImode or V2SFmode.

2017-06-13  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000-modes.def: Remove all 8-byte vector modes
	except V2SF and V2SI.  Rearrange the vector modes, and add comments.
	* config/rs6000/rs6000.c (rs6000_debug_reg_global): Remove V8QImode
	and V4HImode.
	(reg_offset_addressing_ok_p): Remove V4HImode and V1DImode.
	(rs6000_legitimate_offset_address_p): Ditto.
	(rs6000_emit_move): Ditto.
	(rs6000_init_builtins): Remove V4HI_type_node.

2017-06-13  Martin Liska  <mliska@suse.cz>

	PR sanitize/78204
	* asan.c (asan_sanitize_stack_p): Use sanitize_flags_p.
	(gate_asan): Likewise.
	* asan.h (asan_no_sanitize_address_p): Remove the function.
	(sanitize_flags_p): New function.
	* builtins.def: Fix coding style.
	* common.opt: Use renamed enum value.
	* convert.c (convert_to_integer_1): Use sanitize_flags_p.
	* doc/extend.texi: Document no_sanitize attribute.
	* flag-types.h (enum sanitize_code): Rename SANITIZE_NONDEFAULT
	to SANITIZE_UNDEFINED_NONDEFAULT.
	* gcc.c (sanitize_spec_function): Use the renamed enum value.
	* gimple-fold.c (optimize_atomic_compare_exchange_p):
	Use sanitize_flags_p.
	* gimplify.c (gimplify_function_tree): Likewise.
	* ipa-inline.c (sanitize_attrs_match_for_inline_p): Likewise.
	* opts.c (parse_no_sanitize_attribute): New function.
	(common_handle_option): Use renamed enum value.
	* opts.h (parse_no_sanitize_attribute): Declare.
	* tree.c (sanitize_flags_p): New function.
	* tree.h: Declared here.
	* tsan.c: Use sanitize_flags_p.
	* ubsan.c (ubsan_expand_null_ifn): Likewise.
	(instrument_mem_ref): Likewise.
	(instrument_bool_enum_load): Likewise.
	(do_ubsan_in_current_function): Remove the function.
	(pass_ubsan::execute): Use sanitize_flags_p.
	* ubsan.h: Remove do_ubsan_in_current_function
	* tree-cfg.c (print_no_sanitize_attr_value): New function.
	(dump_function_to_file): Use it here.

2017-06-13  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/80803
	PR tree-optimization/81063
	* tree-sra.c (subtree_mark_written_and_enqueue): Move up in the file.
	(propagate_subaccesses_across_link): Enqueue subtree whenever
	necessary instead of relying on the caller.

2017-06-13  Martin Jambor  <mjambor@suse.cz>

	* tree-sra.c (add_access_to_work_queue): Only enqueue accesses
	that have a first_link.
	(sort_and_splice_var_accesses): Do not check first_link before
	enquing.
	(subtree_mark_written_and_enqueue): Likewise.
	(propagate_all_subaccesses): Likewise and do not stop at first
	parent with a first_link.

2017-06-13  Martin Jambor  <mjambor@suse.cz>

	* tree-sra.c (dump_access_tree_1): Fix accidental dumping to stderr
	instead of f.

2017-06-13  Yury Gribov  <tetra2005@gmail.com>

	* match.pd: New pattern.

2017-06-13  Yury Gribov  <tetra2005@gmail.com>

	* tree-vrp.c (is_masked_range_test): New function.
	(register_edge_assert_for): Determine ranges for
	some bit tests.

2017-06-13  Yury Gribov  <tetra2005@gmail.com>

	PR tree-optimization/67328
	* fold-const.c (maskable_range_p): New function.
	(build_range_check): Generate bittests if possible.

2017-06-13  Martin Liska  <mliska@suse.cz>

	* gimple-pretty-print.c (dump_probability): Add new argument.
	(dump_edge_probability): Dump both probability and count.
	(dump_gimple_label): Likewise.
	(dump_gimple_bb_header): Likewise.

2017-06-13  Georg-Johann Lay  <avr@gjlay.de>

	PR target/81072
	* config/avr/avr-devices.c: Fix indentation.
	* config/avr/gen-avr-mmcu-specs.c: Dito.

2017-06-13  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop.c (vect_model_reduction_cost): Do not fail,
	instead get vector type from stmt_info.
	(vectorizable_reduction): Adjust.  Remove dead code.

2017-06-13  Richard Biener  <rguenther@suse.de>

	PR middle-end/81065
	* fold-const.c (extract_muldiv_1): Remove bogus distribution
	case of C * (x * C2 + C3).
	(fold_addr_of_array_ref_difference): Properly fold index difference.

2017-06-12  David S. Miller  <davem@davemloft.net>

	PR target/80968
	* config/sparc/sparc.md (return expander): Emit frame blockage if
	function uses alloca.

2017-06-12  Richard Sandiford  <richard.sandiford@linaro.org>

	* combine.c (make_field_assignment): Check len rather than the mode
	precision when calling force_to_mode.

2017-06-12  Georg-Johann Lay  <avr@gjlay.de>

	Support multilibs and devices that see flash in RAM address range.

	PR target/81072
	* config/avr/avr-arch.h (avr_arch_id) <ARCH_AVRXMEGA3>: New enum.
	(avr_mcu_t) <flash_pm_offset>: New field.
	(avr_device_specific_features) <AVR_ISA_RCALL>: New enum.
	* config/avr/avr.h (AVR_SHORT_CALLS): New define.
	(AVR_HAVE_JMP_CALL): Don't set if AVR_SHORT_CALLS.
	(AVR_TINY_PM_OFFSET): Remove macro.
	* config/avr/avr.opt (-mshort-calls): New option.
	* config/avr/gen-avr-mmcu-specs.c (print_mcu)
	[*self_spec]: Add / remove -mshort-calls depending on AVR_ISA_RCALL.
	* config/avr/avr-c.c (avr_cpu_cpp_builtins)
	<__AVR_SHORT_CALLS__>: Built-in define if AVR_SHORT_CALLS.
	<__AVR_HAVE_JMP_CALL__>: Use AVR_HAVE_JMP_CALL as condition
	instead of avr_arch->have_jmp_call.
	<__AVR_PM_BASE_ADDRESS__>: Built-in define if avr_arch->flash_pm_offset.
	[AVR_TINY] <__AVR_TINY_PM_BASE_ADDRESS__>: Use
	avr_arch->flash_pm_offset to define.
	* config/avr/avr-devices.c (avr_arch_types): Add initializers for
	new field flash_pm_offset.  Add entry for avrxmega3.
	(avr_texinfo): Add entry for avrxmega3.
	* config/avr/avr-mcus.def: Add entries for: avrxmega3,
	attiny212, attiny214,
	attiny412, attiny414, attiny416, attiny417,
	attiny814, attiny816, attiny817,
	attiny1614, attiny1616, attiny1617,
	attiny3214, attiny3216, attiny3217.
	* config/avr/avr.c (avr_assemble_integer)[AVR_TINY]: Use
	avr_arch->flash_pm_offset instead of AVR_TINY_PM_OFFSET.
	(avr_print_operand_address) [AVR_TINY]: Same.
	(avr_asm_init_sections) <readonly_data_section>: Only patch
	callback if avr_arch->flash_pm_offset = 0.
	(avr_asm_named_section) <avr_need_copy_data_p>: Skip setting it
	for rodata if avr_arch->flash_pm_offset != 0.
	(avr_encode_section_info) [AVR_TINY]: Adjust comment.
	* config/avr/genmultilib.awk (dir_rcall, opt_rcall): New vars.
	(opts) [AVR_ISA_RCALL]: Append opt_rcall.
	(m_options): Append opt_rcall.
	(m_dirnames): Append dir_rcall.
	* config/avr/t-multilib: Regenerate.

	* configure.ac [target=avr]: Check whether avrxmega3 default
	linker description file works as needed.
	* configure: Regenerate.
	* doc/avr-mmcu.texi: Regenerate.
	* doc/invoke.texi (AVR Options) <-mshort-calls>: Document it.
	<__AVR_ARCH__>: Document avrxmega3 and 103.
	<__AVR_HAVE_JMP_CALL__>: Adjust documentation.
	<__AVR_SHORT_CALLS__>: Document it.
	<__AVR_PM_BASE_ADDRESS__>: Document it.
	* doc/extend.texi (AVR Options) <-mshort-calls>: Document it.
	(AVR Variable Attributes) <progmem>: Document this is
	not needed for avrxmega3.
	(AVR Named Address Spaces) <__flash>: Dito.

2017-06-12  Jan Hubicka  <hubicka@ucw.cz>

	* cgraph.c (cgraph_node::dump): Complain about profile insanities.

2017-06-12  Doug Rupp  <rupp@adacore.com>

	* config.gcc (*-*-vxworks*): Set use_gcc_stdint to "provide".
	Append vxworks-stdint.h to the tm_file list.
	* config/vxworks-stdint.h: New file.

2017-06-12  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/81041
	* tree-profile.c (gimple_gen_ic_func_profiler):
	Create an extra BB in profile-generate
	(gimple_gen_time_profiler): Likewise.

2017-06-12  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/81003
	* tree-ssa-reassoc.c (force_into_ssa_name): New function.
	(update_range_test): Use it instead of force_gimple_operand_gsi.

2017-06-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/81053
	* tree-vect-loop.c (vect_is_simple_reduction): Handle PHI
	with backedge value not defined in loop.  Simplify def stmt
	compute.

2017-06-11  Tom de Vries  <tom@codesourcery.com>

	PR target/79939
	* config/nvptx/nvptx.c (nvptx_cannot_force_const_mem): New function.
	Return true.
	(TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
	nvptx_cannot_force_const_mem.

2017-06-10  Jan Hubicka  <hubicka@ucw.cz>

	* opts.c (finish_options): Move test for flag_split_stack after
	it has been initialized.

2017-06-11  Jason Merrill  <jason@redhat.com>

	* tree.h (id_equal): New.
	* dwarf2out.c, hsa-gen.c, ipa-devirt.c, omp-expand.c,
	omp-simd-clone.c, read-rtl-function.c, tree-chkp.c, tree.c: Use it
	instead of strcmp of IDENTIFIER_POINTER.

2017-06-10  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-transform.c: Include function.h, cfg.h and basic-block.h
	(mark_all_inlined_calls_cdtor): Fix formating.
	(inline_transform): Rescale profile before inlining.

2017-06-10  Jan Hubicka  <hubicka@ucw.cz>

	* cgraph.h (cgraph_edge::clone): Update prototype.
	* cgraphclones.c (cgraph_edge::clone): Update profile scaling.
	(cgraph_node::create_clone): Update.
	(cgraph_node::create_version_clone): Update.
	* tree-inline.c (copy_bb): Update.
	(expand_call_inline): Update.

2017-06-10  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (emit_vrsave_prologue): New function,
	factored out from ...
	(rs6000_emit_prologue): ... here.

2017-06-10  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (emit_split_stack_prologue): New function,
	factored out from ...
	(rs6000_emit_prologue): ... here.

2017-06-10  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (drop_profile): Also drop individual bb/edge and cgraph
	edge counts.
	(handle_missing_profiles): Fix computation of tp_first_run.
	(counts_to_freqs): Do not touch freqs when count is 0.

2017-06-10  Jan Hubicka  <hubicka@ucw.cz>

	* cgraphbuild.c (cgraph_edge::rebuild_references): Do not touch
	profile.

2017-06-10  Tom de Vries  <tom@codesourcery.com>

	* doc/sourcebuild.texi (Effective-Target Keywords, Environment
	attributes): Document signal effective target.

2017-06-10  Tom de Vries  <tom@codesourcery.com>

	* doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
	Document effective target stack_size.

2017-06-09  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic.c (diagnostic_report_diagnostic): Only add fixits
	to the edit_context if they can be auto-applied.

2017-06-9  Ian Lance Taylor  <iant@golang.org>

	* opts.c (finish_options): If -fsplit-stack, disable implicit
	-forder-blocks-and-partition.
	* doc/invoke.texi (Optimize Options): Document that when using
	-fsplit-stack -forder-blocks-and-partition is not implicitly
	enabled.

2017-06-09  Jan Hubicka  <hubicka@ucw.cz>

	* builtin-attrs.def (ATTR_NORETURN_NOTHROW_LEAF_COLD_LIST,
	ATTR_CONST_NORETURN_NOTHROW_LEAF_COLD_LIST,
	ATTR_TMPURE_NORETURN_NOTHROW_LEAF_COLD_LIST): New.
	* builtins.def (abort, trap, unreachable): Declare cold.
	* calls.c (flags_from_decl_or_type): Lookup ECF_COLD.
	* tree-core.h (ECF_COLD): New.
	* tree.c (set_call_expr_flags): Handle ECF_COLD.
	(build_common_builtin_nodes): Mark unreachable and abort as cold.

2017-06-09  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (unlikely_executed_stmt_p): Cleanup.

2017-06-09  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-im.c (execute_sm): Do not force multi-threaded
	model if the ref is always written to.

2017-06-09  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64.md (lrint<GPF:mode><GPI:mode>2): New.

2017-06-09  Tamar Christina  <tamar.christina@arm.com>

	* config/arm/arm.c (arm_rtx_costs_internal): Make sdiv more expensive
	than udiv.

2017-06-09  Tom de Vries  <tom@codesourcery.com>

	PR target/80855
	* config/nvptx/nvptx.md (define_expand "mov<QHSDISDFM>"): Error out with
	"target cannot support label values" when encountering LABEL_REF.

2017-06-09  Martin Liska  <mliska@suse.cz>

	* tree-profile.c (gimple_gen_ic_profiler): Update comment.
	(gimple_gen_ic_func_profiler): Emit direct comparison
	of __gcov_indirect_call_callee with NULL.
	(gimple_gen_time_profiler): Change probability from
	PROB_VERY_UNLIKELY to PROB_UNLIKELY.

2017-06-09  Jan Hubicka  <hubicka@ucw.cz>

	* profile.c (edge_gcov_counts): Turn to pointer.
	(compute_branch_probabilities, compute_branch_probabilities): Update.
	(branch_prob): Do not clear edge_gcov_count.
	* profile.h (edge_gcov_counts): Turn to pointer.
	(edge_gcov_count): Update.

2017-06-09  Jan Hubicka  <hubicka@ucw.cz>

	* gimple.h (gimple_check_failed): Mark cold.

2017-06-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/66623
	* tree-vect-loop.c (vect_is_simple_reduction): Cleanup,
	refactor check_reduction into two parts, properly computing
	whether we have to check reduction validity for outer loop
	vectorization.

2017-06-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79483
	* graphite-scop-detection.c (order): New global.
	(get_order): Compute bb to order mapping that satisfies code
	generation constraints.
	(cmp_pbbs): New helper.
	(build_scops): Start domwalk at entry block, sort generated
	pbbs.

2017-06-09  Richard Biener  <rguenther@suse.de>

	PR middle-end/81007
	* ipa-polymorphic-call.c
	(ipa_polymorphic_call_context::restrict_to_inner_class):
	Skip FIELD_DECLs with error_mark_node type.
	* passes.def (all_lowering_passes): Run pass_build_cgraph_edges
	last again.

2017-06-09  Martin Liska  <mliska@suse.cz>

	* predict.c (struct branch_predictor): New struct.
	(test_prediction_value_range): New test.
	(predict_c_tests): New function.
	* selftest-run-tests.c (selftest::run_tests): Run the function.
	* selftest.h: Declare new tests.

2017-06-09  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/80966
	* config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Assert that
	gen_add3_insn did not fail.
	* config/rs6000/rs6000.md (add<mode>3): If asked to add a constant to
	r0, construct that number in a temporary reg and add that reg to r0.
	If asked to put the result in r0 as well, fail.

2017-06-08  Will Schmidt  <will_schmidt@vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
	for early expansion of vec_eqv.

2017-06-08  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/81005
	* ubsan.c (instrument_null): Avoid pointless code temporary.
	(pass_ubsan::execute): Instrument aggregate arguments of calls.

2017-06-08  Uros Bizjak  <ubizjak@gmail.com>

	PR target/81015
	Revert:
	2016-12-14  Uros Bizjak  <ubizjak@gmail.com>

	PR target/59874
	* config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
	(*clzhi2): Ditto.

2017-06-08  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (unlikely_executed_edge_p): Move ahead.
	(probably_never_executed_edge_p): Use it.

2017-06-08  Alexander Ivchenko  <alexander.ivchenko@intel.com>

	PR middle-end/79988
	* tree-chkp.c (chkp_gimple_call_builtin_p): Remove
	gimple_call_builtin_p call.

2017-06-08  Jan Hubicka  <hubicka@ucw.cz>

	* system.h (fancy_abort): Annotate by ATTRIBUTE_COLD.
	* rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
	rtl_check_failed_type2, rtl_check_failed_code1,
	rtl_check_failed_code2, rtl_check_failed_code_mode,
	rtl_check_failed_block_symbol, cwi_check_failed_bounds,
	rtvec_check_failed_bounds, rtl_check_failed_flag,
	_fatal_insn_not_found, _fatal_insn): Likewise.
	* tree.h (tree_contains_struct_check_failed,
	tree_check_failed, tree_not_check_failed,
	tree_class_check_failed, tree_range_check_failed,
	tree_not_class_check_failed, tree_int_cst_elt_check_failed,
	tree_vec_elt_check_failed, phi_node_elt_check_failed,
	tree_operand_check_failed, omp_clause_check_failed,
	omp_clause_operand_check_failed, omp_clause_range_check_failed):
	Likewise.

2017-06-08  Jan Hubicka  <hubicka@ucw.cz>

	* cgraph.c (cgraph_edge::maybe_hot_p): Do not check
	flag_branch_probabilities.
	* ipa-inline.c (edge_badness): Likewise.
	* ipa-profile.c (ipa_propagate_frequency_1): Likewise.
	* postreload-gcse.c (eliminate_partially_redundant_load): Likewise.
	* predict.c (maybe_hot_frequency_p): Likewise.
	(probably_never_executed): Likewise.
	* sched-ebb.c (schedule_ebbs): Likewise.
	* sched-rgn.c (find_single_block_region): Likewise.
	* tracer.c (tail_duplicate): Likewise.

2017-06-08  Jan Hubicka  <hubicka@ucw.cz>

	* opts.c (finish_options): x_flag_reorder_blocks_and_partition no
	longer requires x_flag_profile_use.

2017-06-08  Jan Hubicka  <hubicka@ucw.cz>

	* cfgrtl.c (cfg_layout_initialize): Check crtl->has_bb_partition
	instead of flag_reorder_blocks_and_partition.
	* dbxout.c (dbxout_function_end): Likewise.
	* dwarf2out.c (gen_subprogram_die): Likewise.
	* haifa-sched.c (sched_create_recovery_edges): Likewise.
	* hw-doloop.c (reorg_loops): Likewise.
	* varasm.c (assemble_start_function,
	assemble_end_function): Likewise.
	(decide_function_section): Do not check for
	flag_reorder_blocks_and_partition.

2017-06-08  Alexander Ivchenko  <alexander.ivchenko@intel.com>

	* tree-chkp.c (chkp_get_hard_register_var_fake_base_address):
	New function.
	(chkp_get_hard_register_fake_addr_expr): Ditto.
	(chkp_build_addr_expr): Add check for hard reg case.
	(chkp_parse_array_and_component_ref): Ditto.
	(chkp_find_bounds_1): Ditto.
	(chkp_process_stmt): Don't generate bounds store for
	hard reg case.

2017-06-08  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (maybe_hot_bb_p): Do not check profile status.
	(maybe_hot_edge_p): Likewise.
	(probably_never_executed): Check for zero counts even if profile
	is not read.
	(unlikely_executed_edge_p): New function.
	(unlikely_executed_stmt_p): New function.
	(unlikely_executed_bb_p): New function.
	(set_even_probabilities): Use unlikely predicates.
	(combine_predictions_for_bb): Likewise.
	(predict_paths_for_bb): Likewise.
	(predict_paths_leading_to_edge): Likewise.
	(determine_unlikely_bbs): New function.
	(estimate_bb_frequencies): Use it.
	(compute_function_frequency): Use zero counts even if profile is
	not read.
	* profile-count.h: Fix typo.

2017-08-08  Julia Koval  <julia.koval@intel.com>

	* config/i386/avx512bwintrin.h (_mm512_mask_cvtepi16_storeu_epi8,
	_mm512_mask_cvtsepi16_storeu_epi8,
	_mm512_mask_cvtusepi16_storeu_epi8): New intrinsics.
	* config/i386/avx512vlbwintrin.h (_mm256_mask_cvtepi16_storeu_epi8,
	_mm_mask_cvtsepi16_storeu_epi8, _mm256_mask_cvtsepi16_storeu_epi8,
	_mm_mask_cvtusepi16_storeu_epi8, _mm256_mask_cvtusepi16_storeu_epi8,
	_mm_mask_cvtepi16_storeu_epi8): New intrinsics.
	* config/i386/i386-builtin-types.def (PV8Q, V8QI): New pointer type.
	(VOID_FTYPE_PV32QI_V32HI_USI, VOID_FTYPE_PV8QI_V8HI_UQI,
	VOID_FTYPE_PV16QI_V16HI_UHI): New function types.
	* config/i386/i386-builtin.def (__builtin_ia32_pmovwb128mem_mask,
	__builtin_ia32_pmovwb256mem_mask, __builtin_ia32_pmovswb128mem_mask,
	__builtin_ia32_pmovswb256mem_mask, __builtin_ia32_pmovuswb128mem_mask,
	__builtin_ia32_pmovuswb256mem_mask,
	__builtin_ia32_pmovuswb512mem_mask, __builtin_ia32_pmovswb512mem_mask)
	__builtin_ia32_pmovwb512mem_mask): New builtins.

2017-08-08  Julia Koval  <julia.koval@intel.com>

	PR target/73350,80862
	* config/i386/subst.md (round): Fix round pattern.
	* config/i386/i386.c (ix86_erase_embedded_rounding):
	Fix erasing rounding for the fixed pattern.

2017-06-08  Jan Hubicka  <hubicka@ucw.cz>

	* cfgbuild.c (find_many_sub_basic_blocks): Fix thinko.

2017-06-08  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/80911
	* gcov.c (block_info::block_info): New constructor.

2017-06-07  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c: The return type of the following
	built-in functions was implemented as int not long long.  Fix sign
	of return value for the unsigned version of vec_mulo and vec_mule.
	vector unsigned long long vec_bperm (vector unsigned long long,
					     vector unsigned char)
	vector signed long long vec_mule (vector signed int,
					  vector signed int)
	vector unsigned long long vec_mule (vector unsigned int,
					    vector unsigned int)
	vector signed long long vec_mulo (vector signed int,
					  vector signed int)
	vector unsigned long long vec_mulo (vector unsigned int,
					    vector unsigned int)
	* doc/extend.texi: Fix the documentation for the built-in
	functions.

2017-06-07  Carl Love  <cel@us.ibm.com>

	PR target/80982
	* config/rs6000/altivec.md (double<mode>2): Fix the implementation of
	for BE.

2017-06-07  Carl Love  <cel@us.ibm.com>

	* config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
	support, Generate	doublehv for signed int/float for BE case only.

2017-06-07  Alexander Monakov  <amonakov@ispras.ru>

	* doc/invoke.texi (mcx16): Rewrite.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/predicates.md (rs6000_nonimmediate_operand): Delete.
	* config/rs6000/rs6000.md (*movsi_internal1, movsi_from_sf,
	*mov<mode>_softfloat, and an anonymous splitter): Use
	nonimmediate_operand instead of rs6000_nonimmediate_operand.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE_ACC and
	SPEFSCR registers.
	* config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
	(enum rs6000_reg_type): Delete SPE_ACC_TYPE and SPEFSCR_REG_TYPE.
	(rs6000_debug_reg_global): Adjust.
	(rs6000_init_hard_regno_mode_ok): Adjust.
	(rs6000_dbx_register_number): Adjust.
	* config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change to 115.
	(FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
	Remove SPE_ACC and SPEFSCR.
	(REG_ALLOC_ORDER): Ditto.
	(FRAME_POINTER_REGNUM): Change to 111.
	(enum reg_class): Remove the SPE_ACC and SPEFSCR registers.
	(REG_CLASS_NAMES): Ditto.
	(REG_CLASS_CONTENTS): Delete the SPE_ACC and SPEFSCR registers.
	(REGISTER_NAMES): Ditto.
	(ADDITIONAL_REG_NAMES): Ditto.
	(rs6000_reg_names): Ditto.
	* config/rs6000/rs6000.md: Renumber some register number
	define_constants.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/darwin.h (REGISTER_NAMES): Delete the SPE high
	registers.
	* config/rs6000/rs6000.c (rs6000_reg_names, alt_reg_names): Ditto.
	* config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Change from 149
	to 117.
	(DWARF_REG_TO_UNWIND_COLUMN): Do not define.
	(FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
	Delete the SPE high registers.
	(REG_ALLOC_ORDER): Ditto.
	(enum reg_class): Remove SPE_HIGH_REGS.
	(REG_CLASS_NAMES): Ditto.
	(REG_CLASS_CONTENTS): Delete the SPE high registers.
	(REGISTER_NAMES): Ditto.
	(rs6000_reg_names): Ditto.
	* doc/tm.texi.in: Remove SPE as example.
	* doc/tm.texi: Regenerate.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/8540.md (ppc8540_brinc): Delete.
	* config/rs6000/e500mc.md (e500mc_brinc): Delete.
	* config/rs6000/e500mc64.md (e500mc64_brinc): Delete.
	* config/rs6000/rs6000.md (type): Remove "brinc".

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config.gcc (powerpc*-*-*): Don't add spe.h to extra_headers.
	(powerpc*-linux*spe*): Use ${cpu_type} instead of rs6000.
	* config/rs6000/linuxspe.h: Delete file.
	* config/rs6000/rs6000.md: Don't include spe.md.
	* config/rs6000/spe.h: Delete file.
	* config/rs6000/spe.md: Delete file.
	* config/rs6000/t-rs6000: Remove spe.md.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/predicates.md (reg_or_mem_operand): Reformat.
	(reg_or_none500mem_operand): Delete.
	* config/rs6000/rs6000.md (extendsfdf2): Use reg_or_mem_operand
	instead of reg_or_none500mem_operand.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
	handling of SPE flags.
	* config/rs6000/rs6000.opt (-mspe, -mspe=no, -mspe=yes): Delete.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000-common.c (rs6000_handle_option): Remove
	SPE ABI handling.
	* config/rs6000/paired.md (paired_negv2sf2): Rename to negv2sf2.
	(paired_absv2sf2, paired_addv2sf3, paired_subv2sf3, paired_mulv2sf3,
	paired_divv2sf3): Similar.
	* config/rs6000/predicates.md: Replace TARGET_SPE, TARGET_SPE_ABI,
	SPE_VECTOR_MODE and SPE_HIGH_REGNO_P by 0; simplify.
	* config/rs6000/rs6000-builtin.def: Delete RS6000_BUILTIN_E and
	RS6000_BUILTIN_S.
	Delete BU_SPE_1, BU_SPE_2, BU_SPE_3, BU_SPE_E, BU_SPE_P, and BU_SPE_X.
	Rename the paired_* instruction patterns.
	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Do not
	define __SPE__.
	* config/rs6000/rs6000-protos.h (invalid_e500_subreg): Delete.
	* config/rs6000/rs6000.c: Delete RS6000_BUILTIN_E and RS6000_BUILTIN_S.
	(struct rs6000_stack): Delete fields spe_gp_save_offset, spe_gp_size,
	spe_padding_size, and spe_64bit_regs_used.  Replace TARGET_SPE and
	TARGET_SPE_ABI with 0, simplify.  Replace SPE_VECTOR_MODE with
	PAIRED_VECTOR_MODE.
	(struct machine_function): Delete field spe_insn_chain_scanned_p.
	(spe_func_has_64bit_regs_p): Delete.
	(spe_expand_predicate_builtin): Delete.
	(spe_expand_evsel_builtin): Delete.
	(TARGET_DWARF_REGISTER_SPAN): Do not define.
	(TARGET_MEMBER_TYPE_FORCES_BLK): Do not define.
	(invalid_e500_subreg): Delete.
	(rs6000_legitimize_address): Always force_reg op2 as well, for
	paired single memory accesses.
	(rs6000_member_type_forces_blk): Delete.
	(rs6000_spe_function_arg): Delete.
	(rs6000_expand_unop_builtin): Delete SPE handling.
	(rs6000_expand_binop_builtin): Ditto.
	(spe_expand_stv_builtin): Delete.
	(bdesc_2arg_spe): Delete.
	(spe_expand_builtin): Delete.
	(spe_expand_predicate_builtin): Delete.
	(spe_expand_evsel_builtin): Delete.
	(rs6000_invalid_builtin): Remove RS6000_BTM_SPE handling.
	(spe_init_builtins): Delete.
	(spe_func_has_64bit_regs_p): Delete.
	(savres_routine_name): Delete "info" parameter.  Adjust callers.
	(rs6000_emit_stack_reset): Ditto.
	(rs6000_dwarf_register_span): Delete.
	* config/rs6000/rs6000.h (TARGET_SPE_ABI, TARGET_SPE,
	UNITS_PER_SPE_WORD, SPE_HIGH_REGNO_P, SPE_SIMD_REGNO_P,
	SPE_VECTOR_MODE, RS6000_BTM_SPE, RS6000_BUILTIN_E, RS6000_BUILTIN_S):
	Delete.
	* config/rs6000/rs6000.md (FIRST_SPE_HIGH_REGNO, LAST_SPE_HIGH_REGNO):
	Delete.
	* config/rs6000/rs6000.opt (-mabi=spe, -mabi=no-spe): Delete.
	* config/rs6000/spe.md: Delete every pattern that uses TARGET_SPE.
	* config/rs6000/vector.md (absv2sf2, negv2sf2, addv2sf3, subv2sf3,
	mulv2sf3, divv2sf3): Delete expanders.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	config/rs6000/rs6000.md (UNSPEC_MV_CR_GT): Delete.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000-protos.h (output_e500_flip_gt_bit): Delete.
	* config/rs6000/rs6000.c: Ditto.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/predicated.md (rs6000_cbranch_operator): Delete.
	* config/rs6000/rs6000.md: Replace rs6000_cbranch_operator by
	comparison_operator.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c: Remove everything related to -mfloat-gprs.
	* config/rs6000/rs6000.opt: Ditto.
	* config/rs6000/t-rtems: Ditto.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/predicates.md: Replace TARGET_E500_DOUBLE and
	TARGET_E500_SINGLE by 0, simplify.
	* config/rs6000/rs6000.c: Ditto.
	(rs6000_option_override_internal): Delete CHECK_E500_OPTIONS.
	(spe_build_register_parallel): Delete.
	* config/rs6000/rs6000.h: Delete TARGET_E500_SINGLE,
	TARGET_E500_DOUBLE, and CHECK_E500_OPTIONS.
	* config/rs6000/rs6000.md: Replace TARGET_E500_DOUBLE,
	TARGET_E500_SINGLE, and <E500_CONVERT> by 0, simplify.
	(E500_CONVERT): Delete.
	* config/rs6000/spe.md: Remove many patterns and all define_constants.

2017-06-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/darwin.md: Replace TARGET_FPRS by 1 and simplify.
	* config/rs6000/dfp.md: Ditto.
	(negdd2, *negdd2_fpr): Merge.
	(absdd2, *absdd2_fpr): Merge.
	(negtd2, *negtd2_fpr): Merge.
	(abstd2, *abstd2_fpr): Merge.
	* config/rs6000/e500.h: Delete file.
	* config/rs6000/predicates.md (rs6000_cbranch_operator): Replace
	TARGET_FPRS by 1 and simplify.
	* config/rs6000/rs6000-c.c: Ditto.
	* config/rs6000/rs6000.c: Ditto.  Also replace TARGET_SF_SPE and
	TARGET_DF_SPE by 0.
	* config/rs6000/rs6000.h: Ditto.  Delete TARGET_SF_SPE and
	TARGET_DF_SPE.
	* config/rs6000/rs6000.md: Ditto.
	(floatdidf2, *floatdidf2_fpr): Merge.
	(move_from_CR_gt_bit): Delete.
	* config/rs6000/spe.md: Replace TARGET_FPRS by 1 and simplify.
	(E500_CR_IOR_COMPARE): Delete.
	(All patterns that require !TARGET_FPRS): Delete.
	* config/rs6000/vsx.md: Replace TARGET_FPRS by 1 and simplify.

2017-06-07  Bin Cheng  <bin.cheng@arm.com>

	* passes.def (pass_iv_canon): Move before pass_loop_distribution.

2017-06-07  Bin Cheng  <bin.cheng@arm.com>

	* graphds.c (add_edge): Intitialize edge's attached data.
	(foll_in_subgraph, dfs_fst_edge, dfs_next_edge): New function
	pointer parameter.  Call pointed function on each edge during
	graph traversing.  Skip traversing the edge when the function
	returns true.
	(graphds_dfs, graphds_scc): Ditto.
	(for_each_edge): New parameter.  Pass the new parameter to callback
	function.
	* graphds.h (skip_edge_callback): New function pointer type.
	(graphds_dfs, graphds_scc): New function pointer parameter.
	(graphds_edge_callback, for_each_edge): New parameter.

2017-06-07  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-data-refs.c (vect_mark_for_runtime_alias_test): Factor
	out code checking if runtime alias check is possible to below ...
	Call the new function.
	* tree-data-ref.c (runtime_alias_check_p): ... to new function.
	* tree-data-ref.h (runtime_alias_check_p): New decalaration.

2017-06-07  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80932
	* fold-const.c (extract_muldiv_1) <case MINUS_EXPR>: Add
	TYPE_OVERFLOW_WRAPS check.

2017-06-07  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-loop-manip.c (vect_do_peeling): Don't skip vector loop
	if versioning is required.
	* tree-vect-loop.c (vect_analyze_loop_2): Merge niter check for loop
	peeling with the check for versioning.

2017-06-07  Bin Cheng  <bin.cheng@arm.com>

	* tree-vectorizer.h (vect_build_loop_niters): New parameter.
	* tree-vect-loop-manip.c (vect_build_loop_niters): New parameter.
	Set true to new parameter if new ssa variable is defined.
	(vect_gen_vector_loop_niters): Refactor.  Set range information
	for the new vector loop bound variable.
	(vect_do_peeling): Ditto.

2017-06-07  Bin Cheng  <bin.cheng@arm.com>

	* tree-affine.c (ssa.h): Include header file.
	(tree_to_aff_combination): Handle (T1)(X - CST) when inner type
	has wrapping overflow behavior.

2017-06-07  Bin Cheng  <bin.cheng@arm.com>

	* tree-affine.c (tree_to_aff_combination): Handle (T1)(X + X).

2017-06-07  Bin Cheng  <bin.cheng@arm.com>

	(aff_combination_expand): Move (T1)(X *+- CST) simplification to ...
	(tree_to_aff_combination): ... here.

2017-06-07  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (ivopts_estimate_reg_pressure): New
	reg_pressure model function.
	(ivopts_global_cost_for_size): Delete.
	(determine_set_costs, iv_ca_recount_cost): Call new model function
	ivopts_estimate_reg_pressure.

2017-06-07  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64.c (aarch64_rtx_costs): Make sdiv more
	expensive than udiv.  Remove floating point cases from mod.

2017-06-07  Tamar Christina  <tamar.christina@arm.com>

	* config/arm/aarch-cost-tables.h (cortexa53_extra_cost):
	Increase idiv cost.

2017-06-07  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64.md
	(copysignsf3): Fix mask generation.

2017-06-07  Jakub Jelinek  <jakub@redhat.com>

	* dumpfile.h (enum tree_dump_index): Rename TDI_generic to
	TDI_gimple.
	(class dump_manager): Add register_dumps method.
	* dumpfile.c: Include langhooks.h.
	(dump_files): Use 0 instead of 3/4/5 for TDI_{original,gimple,nested}.
	(FIRST_AUTO_NUMBERED_DUMP): Decrease to 1.
	(FIRST_ME_AUTO_NUMBERED_DUMP): Define.
	(dump_manager::dump_register): Start with 512 entries instead of 32.
	(dump_manager::register_dumps): New method.
	* toplev.c (general_init): Instead of invoking register_dumps
	langhook, invoke register_dumps method on the dump manager.
	* gimplify.c (gimplify_function_tree): Use TDI_gimple instead of
	TDI_generic.

2017-06-07  Richard Sandiford  <richard.sandiford@linaro.org>

	* doc/md.texi: Clarify the restrictions on a define_insn condition.
	Say that # requires an associated define_split to exist, and that
	the define_split must be suitable for use after register allocation.

2017-06-06  Jan Hubicka  <hubicka@ucw.cz>

	* cfgbuild.c (find_bb_boundaries): Initialize profile of split blocks.
	(compute_outgoing_frequencies): Also initialize zero counts.
	(find_many_sub_basic_blocks): Do not produce uninitialized profile
	around loops; preserve more of profile when nothing changes.

2017-06-06  Jim Wilson  <jim.wilson@linaro.org>

	* config/aarch64/aarch64-cost-tables.h (qdf24xx_extra_costs): Move to
	here.
	* config/arm/aarch-cost-tables.h (qdf24xx_extra_costs): From here.
	* config/arm/arm-cpu-cdata.h: Regenerate.
	* config/arm/arm-cpu-data.h, config/arm/arm-cpu.h: Likewise.
	* config/arm/arm-tables.opt, config/arm/arm-tune.md: Likewise.
	* config/arm/arm-cpus.in: Delete falkor and qdf24xx entries.
	* config/arm/arm.c (arm_qdf24xx_tune): Delete.
	* config/arm/bpabi.h (BE8_LINK_SPEC): Delete falkor and qdf24xx
	support.
	* config/arm/t-aprofile (MULTILIB_MATCHES): Delete falkor and qdf24xx
	support.
	* config/arm/t-rmprofile: Likewise.
	* doc/invoke.texi (ARM Options): Drop falkor and qdf24xx support.

2017-06-06  David S. Miller  <davem@davemloft.net>

	PR target/80968
	* config/sparc/sparc.c (sparc_expand_prologue): Emit frame
	blockage if function uses alloca.

2017-06-06  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>

	* tree-ssa-loop-prefetch.c (struct mem_ref_group, struct mem_ref):
	New "uid" fields to hold pretty-print IDs of group and ref.
	Memory references are now identified as <group_id>:<ref_id>
	instead of using [random] addresses.
	(dump_mem_details): Simplify, no functional change.
	(dump_mem_ref): Simplify and make output more concise.
	Replace couple of fprintf's throughout code with calls to dump_mem_ref.
	(find_or_create_group): Initialize group uid.
	(record_ref): Initialize ref uid.  Improve debug output.
	(prune_group_by_reuse, should_issue_prefetch_p,)
	(should_issue_prefetch_p, schedule_prefetches, issue_prefetch_ref,)
	(mark_nontemporal_store, determine_loop_nest_reuse):
	Improve debug output.

2017-06-06  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>

	* dbgcnt.def (prefetch): New debug counter.
	* tree-ssa-loop-prefetch.c (dbgcnt.h): New include.
	(schedule_prefetches): Stop issueing prefetches if debug counter
	tripped.

2017-06-06  Tom de Vries  <tom@codesourcery.com>

	* doc/sourcebuild.texi (Testsuites, C Language Testsuites,
	gcc.c-torture/compile): Remove mention of NO_LABEL_VALUES in fixme.

2017-06-06  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/atomics.md (atomic_compare_and_swap<mode> expander):
	Use aarch64_reg_or_zero predicate for operand 4.
	(aarch64_compare_and_swap<mode> define_insn_and_split):
	Use aarch64_reg_or_zero predicate for operand 3.  Add 'Z' constraint.
	(aarch64_store_exclusive<mode>): Likewise for operand 2.

2017-06-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.c (arm_compute_save_reg_mask): Rename into ...
	(arm_compute_save_core_reg_mask): This.
	(thumb1_compute_save_reg_mask): Rename into ...
	(thumb1_compute_save_core_reg_mask): This.
	(arm_compute_save_reg0_reg12_mask): Adapt comment.
	(arm_compute_frame_layout): Likewise.

2017-06-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80974
	* tree-ssa-sccvn.c (set_ssa_val_to): Do not change but only
	keep or clear leaders SSA info.

2017-06-06  Tom de Vries  <tom@codesourcery.com>

	* config/nvptx/nvptx.c (split_mode_p): New function.
	(nvptx_declare_function_name, nvptx_print_operand): Use split_mode_p.

2017-06-06  Tom de Vries  <tom@codesourcery.com>

	* config/nvptx/nvptx.c (nvptx_print_operand): Use maybe_split_mode.

2017-06-06  Jan Hubicka  <hubicka@ucw.cz>

	PR bootstrap/80978
	* tree-cfg.c (execute_fixup_cfg): Fix condition on when to rescale
	profile.

2017-06-06  Jan Hubicka  <hubicka@ucw.cz>

	* shrink-wrap.c (handle_simple_exit): Update profile.
	(try_shrink_wrapping): Upate profile.

2017-06-06  Jan Hubicka  <hubicka@ucw.cz>

	* predict.c (tree_estimate_probability_bb): Add LOCAL_ONLY.
	(tree_guess_outgoing_edge_probabilities): New.
	* predict.h (tree_guess_outgoing_edge_probabilities): Declare.
	* tree-cfg.c (gimple_find_sub_bbs): Propagate profile.

2017-06-06  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-split.c (split_function): Initialize return bb profile.

2017-06-06  Jan Hubicka  <hubicka@ucw.cz>

	* profile.c (compute_branch_probabilities): Also initialize
	EXIT_BLOCK profile.

2017-06-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80928
	* tree-vect-loop.c (vect_update_vf_for_slp): Amend dumps.
	(vect_analyze_loop_operations): Properly guard analysis for
	pure SLP case.
	(vect_transform_loop): Likewise.
	(vect_analyze_loop_2): Also reset SLP type on PHIs.
	(vect_model_induction_cost): Do not cost for pure SLP.
	(vectorizable_induction): Pass in SLP node, implement SLP vectorization
	of induction in inner loop vectorization.
	* tree-vect-slp.c (vect_create_new_slp_node): Handle PHIs.
	(vect_get_and_check_slp_defs): Handle vect_induction_def.
	(vect_build_slp_tree): Likewise.  Handle PHIs as terminating the
	recursion.
	(vect_analyze_slp_cost_1): Cost induction.
	(vect_detect_hybrid_slp_stmts): Handle PHIs.
	(vect_get_slp_vect_defs): Likewise.
	* tree-vect-stmts.c (vect_analyze_stmt): Handle induction.
	(vect_transform_stmt): Handle SLP reductions.
	* tree-vectorizer.h (vectorizable_induction): Adjust.

2017-06-05  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (make_resolver_func): Update
	init_lowered_empty_function call.

2017-06-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* doc/invoke.texi: Document the -fprofile-abs-path option.
	* common.opt (fprofile-abs-path): New option.
	* gcov-io.h (gcov_write_filename): Declare.
	* gcov-io.c (gcov_write_filename): New function.
	* coverage.c (coverage_begin_function): Use gcov_write_filename.
	* profile.c (output_location): Likewise.

2017-06-05  Jan Hubicka  <hubicka@ucw.cz>

	* shring-wrap.c: Revert accidental commit.

2017-06-05  Volker Reichelt  <v.reichelt@netcologne.de>

	* doc/invoke.texi (-Wduplicated-branches): Add to warning list.

2017-06-05  Jan Hubicka  <hubicka@ucw.cz>

	* cfgexpand.c (expand_gimple_tailcall): Initialize profile of
	new edge.
	* ipa-inline.c (want_inline_self_recursive_call_p): Watch for missing
	profile in callgraph edge.
	* profile-count.h (apply_probability): If THIS is 0, then result is 0
	(apply_scale): Likewise.
	* tree-inline.c (copy_bb, copy_edges_for_bb, copy_cfg_body):
	Also scale profile when inlining function with zero profile.
	(initialize_cfun): Update exit block profile even when it is zero.
	* tree-ssa-threadupdate.c (clear_counts_path): Handle correctly case
	when profile is read.

2017-06-05  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (toplevel): Include attribs.h.
	(CLONE_*): New constants to define the processors we can generate
	code for with the target_clone attribute.
	(rs6000_clone_map): New array to identify which clone processors
	the current program is running on.
	(TARGET_COMPARE_VERSION_PRIORITY): Define to enable the
	target_clone attribute.
	(TARGET_GENERATE_VERSION_DISPATCHER_BODY): Likewise.
	(TARGET_GET_FUNCTION_VERSIONS_DISPATCHER): Likewise.
	(TARGET_OPTION_FUNCTION_VERSIONS): Likewise.
	(cpu_expand_builtin): Add support for target_clone attribute.
	(rs6000_valid_attribute_p): Allow "default" attribute.
	(get_decl_name): New debug function to simplify printing the
	current function name in debugging statements.
	(rs6000_clone_priority): New functions to support the target_clone
	attribute, and be able to generate code to switch between ISA 2.05
	through ISA 3.0 (power6 through power9).
	(rs6000_compare_version_priority): Likewise.
	(rs6000_get_function_versions_dispatcher): Likewise.
	(make_resolver_func): Likewise.
	(add_condition_to_bb): Likewise.
	(dispatch_function_versions): Likewise.
	(rs6000_generate_version_dispatcher_body): Likewise.
	(rs6000_can_inline_p): Call get_decl_name for debugging usage.
	(fusion_gpr_load_p): Fix a spacing issue.
	* doc/extend.texi (Common Function Attributes): Document that the
	PowerPC supports the target_clone attribute.

2017-06-05  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.h: explain F symbol found in description of ARM
	register allocation in its legend.

2017-06-05  Jan Hubicka  <hubicka@ucw.cz>

	* config/mips/frame-header-opt.c: Include profile-count.h.
	* config/riscv/riscv.c: Include profile-count.h

2017-06-05  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-im.c (execute_sm_if_changed): Add FLAG_BBS parameter;
	update profile.
	(sm_set_flag_if_changed): Add bbs field.
	(execute_sm_if_changed_flag_set): Pass BBS.
	(execute_sm): Update.

2017-06-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64-simd.md (aarch64_store_lane0<mode>):
	New pattern.

2017-06-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.md (sub<mode>3_compare1_imm): New define_insn.
	(peephole2): New peephole2 to emit the above.
	* config/aarch64/predicates.md (aarch64_sub_immediate): New predicate.

2017-06-05  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (define_peephole2 above
	*sub_<shift>_<mode>): New peephole.

2017-05-23  Jan Hubicka  <hubicka@ucw.cz>

	* config/i386/i386.c (make_resolver_func): Update.
	* Makefile.in: Add profile-count.h and profile-count.o
	* auto-profile.c (afdo_indirect_call): Update to new API.
	(afdo_set_bb_count): Update.
	(afdo_propagate_edge): Update.
	(afdo_propagate_circuit): Update.
	(afdo_calculate_branch_prob): Update.
	(afdo_annotate_cfg): Update.
	* basic-block.h: Include profile-count.h
	(struct edge_def): Turn count to profile_count.
	(struct basic_block_def): Likewie.
	(REG_BR_PROB_BASE): Move to profile-count.h
	(RDIV): Move to profile-count.h
	* bb-reorder.c (max_entry_count): Turn to profile_count.
	(find_traces): Update.
	(rotate_loop):Update.
	(connect_traces):Update.
	(sanitize_hot_paths):Update.
	* bt-load.c (migrate_btr_defs): Update.
	* cfg.c (RDIV): Remove.
	(init_flow): Use alloc_block.
	(alloc_block): Uninitialize count.
	(unchecked_make_edge): Uninitialize count.
	(check_bb_profile): Update.
	(dump_edge_info): Update.
	(dump_bb_info): Update.
	(update_bb_profile_for_threading): Update.
	(scale_bbs_frequencies_int): Update.
	(scale_bbs_frequencies_gcov_type): Update.
	(scale_bbs_frequencies_profile_count): New.
	* cfg.h (update_bb_profile_for_threading): Update.
	(scale_bbs_frequencies_profile_count): Declare.
	* cfgbuild.c (compute_outgoing_frequencies): Update.
	(find_many_sub_basic_blocks): Update.
	* cfgcleanup.c (try_forward_edges): Update.
	(try_crossjump_to_edge): Update.
	* cfgexpand.c (expand_gimple_tailcall): Update.
	(construct_exit_block): Update.
	* cfghooks.c (verify_flow_info): Update.
	(dump_bb_for_graph): Update.
	(split_edge): Update.
	(make_forwarder_block): Update.
	(duplicate_block): Update.
	(account_profile_record): Update.
	* cfgloop.c (find_subloop_latch_edge_by_profile): Update.
	(get_estimated_loop_iterations): Update.
	* cfgloopanal.c (expected_loop_iterations_unbounded): Update.
	(single_likely_exit): Update.
	* cfgloopmanip.c (scale_loop_profile): Update.
	(loopify): Update.
	(set_zero_probability): Update.
	(lv_adjust_loop_entry_edge): Update.
	* cfgrtl.c (force_nonfallthru_and_redirect): Update.
	(purge_dead_edges): Update.
	(rtl_account_profile_record): Update.
	* cgraph.c (cgraph_node::create): Uninitialize count.
	(symbol_table::create_edge): Uninitialize count.
	(cgraph_update_edges_for_call_stmt_node): Update.
	(cgraph_edge::dump_edge_flags): Update.
	(cgraph_node::dump): Update.
	(cgraph_edge::maybe_hot_p): Update.
	* cgraph.h: Include profile-count.h
	(create_clone), create_edge, create_indirect_edge): Update.
	(cgraph_node): Turn count to profile_count.
	(cgraph_edge0: Likewise.
	(make_speculative, clone): Update.
	(create_edge): Update.
	(init_lowered_empty_function): Update.
	* cgraphclones.c (cgraph_edge::clone): Update.
	(duplicate_thunk_for_node): Update.
	(cgraph_node::create_clone): Update.
	* cgraphunit.c (cgraph_node::analyze): Update.
	(cgraph_node::expand_thunk): Update.
	* final.c (dump_basic_block_info): Update.
	* gimple-streamer-in.c (input_bb): Update.
	* gimple-streamer-out.c (output_bb): Update.
	* graphite.c (print_global_statistics): Update.
	(print_graphite_scop_statistics): Update.
	* hsa-brig.c: Include basic-block.h.
	* hsa-dump.c: Include basic-block.h.
	* hsa-gen.c (T sum_slice): Update.
	(convert_switch_statements):Update.
	* hsa-regalloc.c: Include basic-block.h.
	* ipa-chkp.c (chkp_produce_thunks): Update.
	* ipa-cp.c (struct caller_statistics): Update.
	(init_caller_stats): Update.
	(gather_caller_stats): Update.
	(ipcp_cloning_candidate_p): Update.
	(good_cloning_opportunity_p): Update.
	(get_info_about_necessary_edges): Update.
	(dump_profile_updates): Update.
	(update_profiling_info): Update.
	(update_specialized_profile): Update.
	(perhaps_add_new_callers): Update.
	(decide_about_value): Update.
	(ipa_cp_c_finalize): Update.
	* ipa-devirt.c (struct odr_type_warn_count): Update.
	(struct decl_warn_count): Update.
	(struct final_warning_record): Update.
	(possible_polymorphic_call_targets): Update.
	(ipa_devirt): Update.
	* ipa-fnsummary.c (redirect_to_unreachable): Update.
	* ipa-icf.c (sem_function::merge): Update.
	* ipa-inline-analysis.c (do_estimate_edge_time): Update.
	* ipa-inline.c (compute_uninlined_call_time): Update.
	(compute_inlined_call_time): Update.
	(want_inline_small_function_p): Update.
	(want_inline_self_recursive_call_p): Update.
	(edge_badness): Update.
	(lookup_recursive_calls): Update.
	(recursive_inlining): Update.
	(inline_small_functions): Update.
	(dump_overall_stats): Update.
	(dump_inline_stats): Update.
	* ipa-profile.c (ipa_profile_generate_summary): Update.
	(ipa_propagate_frequency): Update.
	(ipa_profile): Update.
	* ipa-prop.c (ipa_make_edge_direct_to_target): Update.
	* ipa-utils.c (ipa_merge_profiles): Update.
	* loop-doloop.c (doloop_modify): Update.
	* loop-unroll.c (report_unroll): Update.
	(unroll_loop_runtime_iterations): Update.
	* lto-cgraph.c (lto_output_edge): Update.
	(lto_output_node): Update.
	(input_node): Update.
	(input_edge): Update.
	(merge_profile_summaries): Update.
	* lto-streamer-in.c (input_cfg): Update.
	* lto-streamer-out.c (output_cfg): Update.
	* mcf.c (create_fixup_graph): Update.
	(adjust_cfg_counts): Update.
	(sum_edge_counts): Update.
	* modulo-sched.c (sms_schedule): Update.
	* postreload-gcse.c (eliminate_partially_redundant_load): Update.
	* predict.c (maybe_hot_count_p): Update.
	(probably_never_executed): Update.
	(dump_prediction): Update.
	(combine_predictions_for_bb): Update.
	(propagate_freq): Update.
	(handle_missing_profiles): Update.
	(counts_to_freqs): Update.
	(rebuild_frequencies): Update.
	(force_edge_cold): Update.
	* predict.h: Include profile-count.h
	(maybe_hot_count_p, counts_to_freqs): UPdate.
	* print-rtl-function.c: Do not include cfg.h
	* print-rtl.c: Include basic-block.h
	* profile-count.c: New file.
	* profile-count.h: New file.
	* profile.c (is_edge_inconsistent): Update.
	(correct_negative_edge_counts): Update.
	(is_inconsistent): Update.
	(set_bb_counts): Update.
	(read_profile_edge_counts): Update.
	(compute_frequency_overlap): Update.
	(compute_branch_probabilities): Update; Initialize and deinitialize
	gcov_count tables.
	(branch_prob): Update.
	* profile.h (bb_gcov_counts, edge_gcov_counts): New.
	(edge_gcov_count): New.
	(bb_gcov_count): New.
	* shrink-wrap.c (try_shrink_wrapping): Update.
	* tracer.c (better_p): Update.
	* trans-mem.c (expand_transaction): Update.
	(ipa_tm_insert_irr_call): Update.
	(ipa_tm_insert_gettmclone_call): Update.
	* tree-call-cdce.c: Update.
	* tree-cfg.c (gimple_duplicate_sese_region): Update.
	(gimple_duplicate_sese_tail): Update.
	(gimple_account_profile_record): Update.
	(execute_fixup_cfg): Update.
	* tree-inline.c (copy_bb): Update.
	(copy_edges_for_bb): Update.
	(initialize_cfun): Update.
	(freqs_to_counts): Update.
	(copy_cfg_body): Update.
	(expand_call_inline): Update.
	* tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
	* tree-ssa-loop-ivcanon.c (unloop_loops): Update.
	(try_unroll_loop_completely): Update.
	(try_peel_loop): Update.
	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
	* tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
	* tree-ssa-loop-split.c (connect_loops): Update.
	* tree-ssa-loop-unswitch.c (hoist_guard): Update.
	* tree-ssa-reassoc.c (branch_fixup): Update.
	* tree-ssa-tail-merge.c (replace_block_by): Update.
	* tree-ssa-threadupdate.c (create_block_for_threading): Update.
	(compute_path_counts): Update.
	(update_profile): Update.
	(recompute_probabilities): Update.
	(update_joiner_offpath_counts): Update.
	(estimated_freqs_path): Update.
	(freqs_to_counts_path): Update.
	(clear_counts_path): Update.
	(ssa_fix_duplicate_block_edges): Update.
	(duplicate_thread_path): Update.
	* tree-switch-conversion.c (case_bit_test_cmp): Update.
	(struct switch_conv_info): Update.
	* tree-tailcall.c (decrease_profile): Update.
	* tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
	* tree-vect-loop.c (scale_profile_for_vect_loop): Update.
	* value-prof.c (check_counter): Update.
	(gimple_divmod_fixed_value): Update.
	(gimple_mod_pow2): Update.
	(gimple_mod_subtract): Update.
	(gimple_ic_transform): Update.
	(gimple_stringop_fixed_value): Update.
	* value-prof.h (gimple_ic): Update.

2017-06-02  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c: Add support for built-in functions
	vector double vec_doublee (vector signed int);
	vector double vec_doublee (vector unsigned int);
	vector double vec_doublee (vector float);
	vector double vec_doubleh (vector signed int);
	vector double vec_doubleh (vector unsigned int);
	vector double vec_doubleh (vector float);
	vector double vec_doublel (vector signed int);
	vector double vec_doublel (vector unsigned int);
	vector double vec_doublel (vector float);
	vector double vec_doubleo (vector signed int);
	vector double vec_doubleo (vector unsigned int);
	vector double vec_doubleo (vector float);.
	* config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
	DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
	UNS_DOUBLEL.
	* config/rs6000/altivec.md: Add code generator for doublee<mode>2,
	unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
	unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
	VS_sxwsp.
	* config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
	vec_doublel, vec_doubleh.
	* doc/extend.texi: Update the built-in documentation file for the
	new built-in functions.

2017-06-02  David Malcolm  <dmalcolm@redhat.com>

	PR jit/80954
	* ipa-inline-analysis.c (free_growth_caches): Set
	edge_removal_hook_holder to NULL after removing it.

2017-06-02  Sudakshina Das  <sudi.das@arm.com>

	* config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
	comparision with zero.

2017-06-02  Will Schmidt  <will_schmidt@vnet.ibm.com>
	* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
	for early expansion of vec_min and vec_max builtins.
	(builtin_function_type): Add min/max unsigned variants to those
	identified as having unsigned arguments.

2017-06-02  Olivier Hainque  <hainque@adacore.com>

	* config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.

2017-06-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
	Use VALL_F16 iterator rather than VALL.

2017-06-02  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
	Emit CBNZ inside loop when doing a strong exchange and comparing
	against zero.  Generate the CC flags after the loop.

2017-06-02  David Edelsohn  <dje.gcc@gmail.com>

	* dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
	(dl_section_ref): New.
	(dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
	On AIX, append an expression to subtract the size of the
	section length to dl_section_ref.

2017-06-02  Will Schmidt  <will_schmidt@vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
	for early expansion of vector absolute builtins.

2017-06-02  Richard Biener  <rguenther@suse.de>

	* tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
	what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.

2017-06-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80948
	* tree-tailcall.c (find_tail_calls): Track stmts to move in
	stmt order as well.

2017-06-02  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
	PHIs are ok.
	* tree-vect-stmts.c (process_use): Do not mark backedge defs
	for inductions as relevant.

2017-06-02  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
	(vectorizable_induction): ... this.  Remove dead code.

2017-06-02  Eric Botcazou  <ebotcazou@adacore.com>

	* builtins. (expand_builtin_alloca): Remove second parameter and
	infer its value from the first parameter instead.
	(expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.

2017-06-02  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/80903
	* loop-doloop.c (add_test): Unshare sequence.

2017-06-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* doc/invoke.texi: Document the -Wsizeof-pointer-div warning.

2017-06-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
	static.
	(xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
	xlogue_layout::get_instance, logue_layout::xlogue_layout,
	sp_valid_at, fp_valid_at, choose_basereg): Formatting.
	(xlogue_layout::get_stub_rtx): Make static.
	(xlogue_layout::get_stub_name): Avoid const-cast, make static.
	(xlogue_layout::compute_stub_managed_regs): Rename to...
	(xlogue_layout::count_stub_managed_regs): ...this.
	(xlogue_layout::is_stub_managed_reg): New function.
	(xlogue_layout::m_stub_names): Rename to...
	(xlogue_layout::s_stub_names): ...this, make static.
	(xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
	xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
	xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
	xlogue_layout::s_stub_names): Instantiate statics.
	(stub_managed_regs): Remove.
	(ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
	(disable_call_ms2sysv_xlogues): Rename to...
	(warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
	(ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
	warning logic.
	(ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
	change after reload_completed.
	(ix86_can_use_return_insn_p): Use the ix86_frame data structure
	directly.
	(ix86_expand_prologue): Likewise.
	(ix86_expand_epilogue): Likewise.
	(ix86_expand_split_stack_prologue): Likewise.
	(ix86_compute_frame_layout): Remove frame parameter ...
	(TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
	(ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
	only if necessary.
	(ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
	(ix86_frame): Move from here ...
	* config/i386/i386.h (ix86_frame): ... to here.
	(machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
	complete ix86_frame data structure instead.  Remove some_ld_name.

2017-06-01  Pierre-Marie de Rodat  <derodat@adacore.com>

	* dwarf2out.c (dwarf2out_late_global_decl): Add locations for
	symbols that hold a DECL_VALUE_EXPR.

2017-06-01  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/80898
	* tree-sra.c (process_subtree_disqualification): Removed.
	(disqualify_candidate): Do not acll
	process_subtree_disqualification.
	(subtree_mark_written_and_enqueue): New function.
	(propagate_all_subaccesses): Set grp_write of LHS subtree if the
	RHS has been disqualified and re-queue LHS if necessary.  Apart
	from that, ignore disqualified RHS.

2017-06-01  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_emit_epilogue): Disable early return
	address fetch for z10 or later.

2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (tst_movb): Add guard when splitting.

2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_can_eliminate): Test against
	arc_frame_pointer_needed.

2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_expand_prologue): Emit a special barrier
	to prevent store reordering.
	* config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
	(type): Add block type.
	(stack_tie): Define special instruction to be used in
	expand_prologue.

2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (commutative_binary_comparison): Remove 'I'
	constraint. It is not valid for the pattern.
	(noncommutative_binary_comparison): Likewise.

2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
	scaled addresses.

2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
	be used by the reg-alloc.

2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (mulsi3): Avoid use of hard registers before
	reg-alloc when having mul64 or mul32x16 instructions.
	(mulsidi3): Likewise.
	(umulsidi3): Likewise.
	(mulsi32x16): New pattern.
	(mulsi64): Likewise.
	(mulsidi64): Likewise.
	(umulsidi64): Likewise.
	(MUL32x16_REG): Define.
	(mul64_600): Use MUL32x16_REG.
	(mac64_600): Likewise.
	(umul64_600): Likewise.
	(umac64_600): Likewise.

2017-06-01  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (mulsi3_700): Make it commutative.

2017-06-01  Jose E. Marchesi  <jose.marchesi@oracle.com>

	* config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
	type for movstouw.
	(*sign_extendsidi2_insn): Likewise for movstosw.

2017-06-01  Pierre-Marie de Rodat  <derodat@adacore.com>

	* dwarf2out.c (get_discr_value): Call the get_debug_type hook on
	the type of the input discriminant value.  Convert the
	discriminant value of signedness vary.

2017-06-01  Volker Reichelt  <v.reichelt@netcologne.de>

	* doc/invoke.texi (-Wcatch-value): Document new shortcut.
	Add to -Wall section.

2017-06-01  Richard Biener  <rguenther@suse.de>

	PR middle-end/66313
	* fold-const.c (fold_plusminus_mult_expr): If the factored
	factor may be zero use a wrapping type for the inner operation.
	* tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
	and handle moved defs.
	(process_assignment): Properly guard the unary op case.  Return a
	tri-state indicating that moving the stmt before the call may allow
	to continue.  Pass through to_move.
	(find_tail_calls): Handle moving unrelated defs before
	the call.

2017-05-31  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/80618
	* config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
	splitter result in the canonical way.

2017-05-31  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
	also for 32bit target.  Update insn attributes.
	(zero-extendsidi2 splitter): Allow all registers for operand 1.

2017-05-31  Sebastian Peryt  <sebastian.peryt@intel.com>

	* config/i386/avx512fintrin.h (_mm_mask_max_sd)
	(_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
	(_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
	(_mm_maskz_min_ss): New intrinsics.

2017-05-31  Martin Liska  <mliska@suse.cz>

	* tree-vect-loop.c (vect_create_epilog_for_reduction):
	Change comment style to one we normally use.
	(vectorizable_reduction): Likewise.
	(vectorizable_induction): Likewise.
	* tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
	(vectorizable_call): Likewise.
	(vectorizable_simd_clone_call): Likewise.
	(vectorizable_conversion): Likewise.
	(vectorizable_assignment): Likewise.
	(vectorizable_shift): Likewise.
	(vectorizable_operation): Likewise.
	(vectorizable_store): Likewise.
	(vectorizable_load): Likewise.
	* tree-vectorizer.h: Likewise.

2017-05-31  Alexander Monakov  <amonakov@ispras.ru>

	* passes.c (emergency_dump_function): New.
	* tree-pass.h (emergency_dump_function): Declare.
	* plugin.c (plugins_internal_error_function): Remove.
	* plugin.h (plugins_internal_error_function): Remove declaration.
	* toplev.c (internal_error_function): New static function.  Use it...
	(general_init): ...here.

2017-05-31  Graham Markall  <graham.markall@embecosm.com>

	* config/arc/arc.c (arc_print_operand): Handle constant operands.
	(arc_rtx_costs): Add costs for new patterns.
	* config/arc/arc.md: Additional *add_n and *sub_n patterns.
	* config/arc/predicates.md: Add _1_2_3_operand predicate.

2017-05-31  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-ssa-strlen.c (get_next_strinfo): New function.
	(get_stridx_plus_constant): Use it.
	(zero_length_string): Likewise.
	(adjust_related_strinfos): Likewise.
	(adjust_last_stmt): Likewise.

2017-05-31  Richard Biener  <rguenther@suse.de>

	PR target/80880
	* config/i386/i386.c (ix86_expand_builtin): Remove assert
	for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.

2017-05-31  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
	loop_vinfo argument and use of dependence distance vectors.
	Check instead whether the two references differ only in their
	initial value and assume that they have the same alignment if the
	difference is a multiple of the vector alignment.
	(vect_analyze_data_refs_alignment): Update call accordingly.

2017-05-31  Martin Liska  <mliska@suse.cz>

	PR target/79155
	* config/i386/cpuid.h: Fix typo in a comment in cpuid.h.

2017-05-31  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-loop-manip.c (create_intersect_range_checks_index)
	(create_intersect_range_checks): Move from ...
	* tree-data-ref.c (create_intersect_range_checks_index)
	(create_intersect_range_checks): ... to here.
	(create_runtime_alias_checks): New function factored from ...
	* tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
	here.  Call above function.
	* tree-data-ref.h (create_runtime_alias_checks): New function.

2017-05-31  Bin Cheng  <bin.cheng@arm.com>

	* tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
	segment length for dr_b and compute it in wide_int.

2017-05-31  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80906
	* graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
	and pass through iv_map.
	(copy_bb_and_scalar_dependences): Adjust.
	(translate_pending_phi_nodes): Likewise.
	(copy_loop_close_phi_args): Handle code-generating IVs instead
	of ICEing.

2017-05-30  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic-color.c (color_dict): Add "type-diff".
	(parse_gcc_colors): Update comment.
	* doc/invoke.texi (Diagnostic Message Formatting Options): Add
	-fdiagnostics-show-template-tree and -fno-elide-type.
	(GCC_COLORS): Add type-diff to example.
	(type-diff=): New.
	(-fdiagnostics-show-template-tree): New.
	(-fno-elide-type): New.
	* pretty-print.c (pp_format): Pass quote and formatters[argno] to
	the pp_format_decoder callback.  Call any m_format_postprocessor's
	"handle" method.
	(pretty_printer::pretty_printer): Initialize
	m_format_postprocessor.
	(pretty_printer::~pretty_printer): Delete any
	m_format_postprocessor.
	* pretty-print.h (printer_fn): Add bool and const char ** parameters.
	(class format_postprocessor): New class.
	(struct pretty_printer::format_decoder): Document the new parameters.
	(struct pretty_printer::m_format_postprocessor): New field.
	* tree-diagnostic.c (default_tree_printer): Update for new
	bool and const char ** params.
	* tree-diagnostic.h (default_tree_printer): Likewise.

2017-05-30  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
	(lwa_operand): Delete rs6000_gen_cell_microcode test.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
	rs6000_gen_cell_microcode code.
	(rs6000_final_prescan_insn): Delete.
	(rs6000_opt_vars): Delete the "gen-cell-microcode" and
	"warn-cell-microcode" entries.
	* config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
	* config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
	throughout.  Change cc_reg_not_micro_cr0_operand to
	cc_reg_not_cr0_operand throughout.
	(*extendhi<mode>2_noload): Delete.
	* config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
	(mwarn-cell-microcode): Delete.
	* doc/invoke.texi (RS/6000 and PowerPC Options): Delete
	-mgen-cell-microcode and -mwarn-cell-microcode.

2017-05-30  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80833
	* config/i386/constraints.md (Yd): New constraint.
	(Ye): Ditto.
	* config/i386/i386.md (*movti_internal): Add (?r, Ye)
	and (?Yd, r) alternatives.  Update insn attributes.
	* config/i386/i386.md (*movti_internal): Add (?r, *Ye)
	and (?*Yd, r) alternatives.  Update insn attributes.
	(double-mode inter-unit splitters): Add new GR<->XMM splitters.

2017-05-30  Pierre-Marie de Rodat  <derodat@adacore.com>

	* gimplify.c (gimplify_modify_expr): Don't create a
	DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
	function.

2017-05-30  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/arm/arm-builtins.c (arm_expand_builtin): Remove const.

2017-05-30  Richard Biener  <rguenther@suse.de>

	* tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
	and reduc_def fields.
	(STMT_VINFO_REDUC_TYPE): New define.
	(STMT_VINFO_REDUC_DEF): Likewise.
	(vect_force_simple_reduction): Adjust prototype.
	* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
	(vect_is_simple_reduction): Remove check_reduction argument.
	(vect_force_simple_reduction): Adjust and set
	STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
	(vectorizable_reduction): Do not re-do reduction analysis
	but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
	* tree-parloops.c (gather_scalar_reductions): Adjust.

2017-05-30  Richard Biener  <rguenther@suse.de>

	PR middle-end/80901
	* cfgexpand.c (expand_gimple_cond): Match up loop fixup with
	split_edge code.

2017-05-24  Robin Dapp  <rdapp@linux.vnet.ibm.com>

	* tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
	Introduce unknown_misalignment parameter and remove vf.
	(vect_peeling_hash_get_lowest_cost):
	Pass unknown_misalignment parameter.
	(vect_enhance_data_refs_alignment):
	Fix unsupportable data ref treatment.

2017-05-30  Robin Dapp  <rdapp@linux.vnet.ibm.com>

	* tree-vect-data-refs.c (vect_get_data_access_cost):
	Workaround for SLP handling.
	(vect_enhance_data_refs_alignment):
	Compute costs for doing no peeling at all, compare to the best
	peeling costs so far and avoid peeling if cheaper.

2017-05-30  Robin Dapp  <rdapp@linux.vnet.ibm.com>

	* tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
	Return peeling info and set costs to zero for unlimited cost
	model.
	(vect_enhance_data_refs_alignment): Also inspect all datarefs
	with unknown misalignment. Compute and costs for unknown
	misalignment, compare them to the costs for known misalignment
	and choose the cheapest for peeling.

2017-05-30  Robin Dapp  <rdapp@linux.vnet.ibm.com>

	* tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
	(vect_get_peeling_costs_all_drs): Create function.
	(vect_peeling_hash_get_lowest_cost):
	Use vect_get_peeling_costs_all_drs.
	(vect_peeling_supportable): Create function.
	(vect_enhance_data_refs_alignment): Use vect_peeling_supportable.

2017-05-30  Robin Dapp  <rdapp@linux.vnet.ibm.com>

	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
	DR_HAS_NEGATIVE_STEP.
	(vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
	(vect_enhance_data_refs_alignment): Use.
	(vect_duplicate_ssa_name_ptr_info): Use.
	* tree-vectorizer.h (dr_misalignment): Use.
	(known_alignment_for_access_p): Use.

2017-05-30  Jozef Lawrynowicz  <jozef.l@somniumtech.com>

	PR target/78838
	* config/msp430/msp430.c (gen_prefix): Return NULL when section name is
	.lowtext.
	(has_section_name): New function.

2017-05-30  Martin Liska  <mliska@suse.cz>

	PR other/80909
	* auto-profile.c (get_function_decl_from_block): Fix
	parenthesis.

2017-05-30  Richard Biener  <rguenther@suse.de>

	PR middle-end/80876
	* cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.

2017-05-30  Martin Liska  <mliska@suse.cz>

	* dumpfile.c: Use newly added macro DUMP_FILE_INFO.
	* dumpfile.h (struct dump_file_info): Remove ctors.

2017-05-30  Martin Liska  <mliska@suse.cz>

	* predict.def: Fix GNU coding style.

2017-05-29  Max Filippov  <jcmvbkbc@gmail.com>

	* config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
	Mark 'to' argument with ATTRIBUTE_UNUSED.

2017-05-29  Max Filippov  <jcmvbkbc@gmail.com>

	* config/xtensa/xtensa.c (xtensa_emit_call): Use
	HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
	(print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
	format string.

2017-05-29  Eric Botcazou  <ebotcazou@adacore.com>

	* doc/install.texi (Options specification): Restore entry of
	--enable-sjlj-exceptions.

2017-05-27  Michael Eager  <eager@eagercon.com>

	Revert:
	2016-01-21  Ajit Agarwal  <ajitkum@xilinx.com>

	See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.

	* config/microblaze/microblaze.h
	(FIXED_REGISTERS): Update in macro.
	(CALL_USED_REGISTERS): Update in macro.

2017-05-27  François-Xavier Coudett  <fxcoudert@gcc.gnu.org>

	* doc/install.texi: Add links to macOS binary distributions.

2017-05-27  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/80887
	Revert:
	2017-05-25  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd ((A +- CST1) +- CST2): Allow some conversions.

2017-05-26  Martin Liska  <mliska@suse.cz>

	* dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.

2017-05-26  Martin Liska  <mliska@suse.cz>

	* cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
	always leading ';; '.
	(dump_bb_info): Likewise.
	(brief_dump_cfg): Likewise.
	* cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
	* dumpfile.c: Remove usage of TDF_VERBOSE.
	* dumpfile.h (enum dump_kind): Likewise.
	(dump_gimple_bb_header): Do not use TDF_COMMENT.
	* print-tree.c (debug_verbose): Remove.
	* tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
	(dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
	* tree-diagnostic.c (default_tree_printer): Replace
	TDF_DIAGNOSTIC with TDF_SLIM.

2017-05-26  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
	in parameter loop, rather than loop_vinfo.
	(create_intersect_range_checks): Ditto.
	(vect_create_cond_for_alias_checks): Update call to above functions.

2017-05-26  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/80815
	* tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
	for merging runtime alias checks.  Handle negative DR_STEPs.

2017-05-26  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
	Move from ...
	* tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
	* tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
	out code pruning runtime alias checks.
	* tree-data-ref.c (prune_runtime_alias_test_list): New function
	factored out from above.
	* tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
	Move from ...
	* tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
	... to here.
	(prune_runtime_alias_test_list): New decalaration.

2017-05-26  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-data-refs.c (compare_tree): Rename and move ...
	* tree-data-ref.c (data_ref_compare_tree): ... to here.
	* tree-data-ref.h (data_ref_compare_tree): New decalaration.
	* tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
	(operator==, comp_dr_with_seg_len_pair): Ditto.
	(vect_prune_runtime_alias_test_list): Ditto.

2017-05-26  Martin Liska  <mliska@suse.cz>

	PR ipa/80663
	* params.def: Bound partial-inlining-entry-probability param.

2017-05-26  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80875
	* fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
	can be negated.

2017-05-26  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80842
	* tree-ssa-ccp.c (set_lattice_value): Always meet with the old
	value.

2017-05-26  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80844
	* tree-vectorizer.c (adjust_simduid_builtins): Propagate results.

2017-05-25  Sebastian Peryt  <sebastian.peryt@intel.com>

	* doc/md.texi (Machine Constraints): Update x86 family
	machine constraints section to match 'config/i386/constraints.md'.

2017-05-25  Volker Reichelt  <v.reichelt@netcologne.de>

	* doc/invoke.texi (-Wcatch-value=): Document new warning option.

2017-05-25  Nathan Sidwell  <nathan@acm.org>

	* doc/invoke.texi (--enable-languages): Update documentation.

2017-05-25  Martin Liska  <mliska@suse.cz>

	* dumpfile.c: Add TDF_FOLDING.
	* dumpfile.h (enum dump_kind): Likewise.
	* genmatch.c (dt_simplify::gen_1): Use it.

2017-05-25  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (view_convert (convert@0 @1)): Handle zero-extension.

2017-05-25  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd ((A +- CST1) +- CST2): Allow some conversions.
	* tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.

2017-05-25  Marc Glisse  <marc.glisse@inria.fr>

	* fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
	* match.pd (X == C): Rewrite it here.
	(with_possible_nonzero_bits, with_possible_nonzero_bits2,
	with_certain_nonzero_bits2): New predicates.
	* tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.

2017-05-24  Nathan Sidwell  <nathan@acm.org>

	* lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
	avoid warning.

	* auto-profile.c (afdo_propagate): Adjust T const cast to avoid
	warning.

2017-05-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/powerpcspe: New port.  Files are copied from the rs6000
	port, with "rs6000" in filenames replaced by "powerpcspe".

2017-05-24  Wilco Dijkstra  <wdijkstr@arm.com>

	PR rtl-optimization/80754
	* lra-remat.c (do_remat): Add overlap checks for dst_regno.

2017-05-24  Sheldon Lobo  <smlobo@sheldon.us.oracle.com>

	* config/sparc/sparc.md (length): Return the correct value for -mflat
	sibcalls to match output_sibcall.

2017-05-24  Segher Boessenkool  <segher@kernel.crashing.org>

	PR bootstrap/80860
	PR bootstrap/80843
	* config/rs6000/rs6000.c (struct machine_function): Add new field
	n_components.
	(rs6000_get_separate_components): Init that field, use it.
	(rs6000_components_for_bb): Use the field.

2017-05-24  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.c (arm_expand_prologue): Fix typo in comment.

2017-05-24  Peter Bergner  <bergner@vnet.ibm.com>

	PR middle-end/80823
	* tree-cfg.c (group_case_labels_stmt): Delete increment of "i";

2017-05-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/80725
	* config/s390/s390.c (s390_check_qrst_address): Check incoming
	address against address_operand predicate.
	* config/s390/s390.md ("*indirect_jump"): Swap alternatives.

2017-05-24  Eric Botcazou  <ebotcazou@adacore.com>

	* var-tracking.c (track_expr_p): Do not return 0 for tracked record
	parameters passed indirectly.

2017-05-23  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movdi_internal): Remove SSE4
	alternative 18 (?r, *v).  Update insn attributes.
	(*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
	Update insn attributes.
	(*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
	Update insn attributes.
	* config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
	alternative 1 (r, v). Remove isa attribute.
	* config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
	Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
	and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.

2017-05-23  Tom de Vries  <tom@codesourcery.com>

	* doc/sourcebuild.texi (Directives, Verify compiler message): Document
	dg-line directive.

2017-05-23  Jan Hubicka  <hubicka@ucw.cz>

	* cgraphunit.c (symbol_table::process_new_functions): Update.
	* ipa-fnsummary.c (pass_data_inline_parameters): Remove.
	(inline_generate_summary): Rename to ...
	(ipa_fn_summary_generate): ... this one.
	(inline_read_summary): Rename to ...
	(ipa_fn_summary_read): ... this one.
	(inline_write_summary): Rename to ...
	(ipa_fn_summary_write): ... this one.
	(inline_free_summary): Rename to ...
	(ipa_free_fn_summary): ... this one.
	(pass_data_local_fn_summary, pass_local_fn_summary,
	make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
	pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
	pass_data_ipa_fn_summary, pass_ipa_fn_summary,
	make_pass_ipa_fn_summary): New.
	* ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
	inline_write_summary, inline_free_summary): Remove.
	(ipa_free_fn_summary) : New.
	* ipa-inline.c (ipa_inline): Update.
	(pass_ipa_inline): Do not generate summaries.
	* ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
	Remove.
	* passes.def: Replace pass_inline_parameters by pass_local_fn_summary
	and add pass_ipa_fn_summary.
	* tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
	New.
	(make_pass_inline_parameters): Remove.

2017-05-23  Thomas Schwinge  <thomas@codesourcery.com>

	* omp-low.c (struct omp_context): Remove "default_kind" member.
	Adjust all users.

	* omp-offload.c (execute_oacc_device_lower): Remove the
	parallelism dimensions function attributes for unparallelized
	OpenACC kernels constructs.

2017-05-23  Martin Liska  <mliska@suse.cz>

	* cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
	functions.
	(cgraph_edge::make_speculative): Likewise.
	(cgraph_edge::resolve_speculation): Likewise.
	(cgraph_edge::redirect_call_stmt_to_callee): Likewise.
	(cgraph_node::dump): Likewise.
	* cgraph.h: Likewise.
	* cgraphunit.c (analyze_functions): Likewise.
	(symbol_table::compile): Likewise.
	* ipa-cp.c (print_all_lattices): Likewise.
	(determine_versionability): Likewise.
	(initialize_node_lattices): Likewise.
	(ipcp_verify_propagated_values): Likewise.
	(estimate_local_effects): Likewise.
	(update_profiling_info): Likewise.
	(create_specialized_node): Likewise.
	(perhaps_add_new_callers): Likewise.
	(decide_about_value): Likewise.
	(decide_whether_version_node): Likewise.
	(identify_dead_nodes): Likewise.
	(ipcp_store_bits_results): Likewise.
	* ipa-devirt.c (dump_targets): Likewise.
	(ipa_devirt): Likewise.
	* ipa-icf.c (sem_item::dump): Likewise.
	(sem_function::equals): Likewise.
	(sem_variable::equals): Likewise.
	(sem_item_optimizer::read_section): Likewise.
	(sem_item_optimizer::execute): Likewise.
	(congruence_class::dump): Likewise.
	* ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
	(dump_inline_summary): Likewise.
	(estimate_node_size_and_time): Likewise.
	(inline_analyze_function): Likewise.
	* ipa-inline-transform.c (inline_call): Likewise.
	* ipa-inline.c (report_inline_failed_reason): Likewise.
	(want_early_inline_function_p): Likewise.
	(edge_badness): Likewise.
	(update_edge_key): Likewise.
	(inline_small_functions): Likewise.
	* ipa-profile.c (ipa_profile): Likewise.
	* ipa-prop.c (ipa_print_node_jump_functions): Likewise.
	(ipa_make_edge_direct_to_target): Likewise.
	(remove_described_reference): Likewise.
	(ipa_impossible_devirt_target): Likewise.
	(propagate_controlled_uses): Likewise.
	(ipa_print_node_params): Likewise.
	(ipcp_transform_function): Likewise.
	* ipa-pure-const.c (pure_const_read_summary): Likewise.
	(propagate_pure_const): Likewise.
	* ipa-reference.c (generate_summary): Likewise.
	(read_write_all_from_decl): Likewise.
	(propagate): Likewise.
	(ipa_reference_read_optimization_summary): Likewise.
	* ipa-utils.c (ipa_merge_profiles): Likewise.
	* ipa.c (walk_polymorphic_call_targets): Likewise.
	(symbol_table::remove_unreachable_nodes): Likewise.
	(ipa_single_use): Likewise.
	* passes.c (execute_todo): Likewise.
	* predict.c (drop_profile): Likewise.
	* symtab.c (symtab_node::get_dump_name): New function.
	(symtab_node::dump_name): Likewise.
	(symtab_node::dump_asm_name): Likewise.
	(symtab_node::dump_references): Likewise.
	(symtab_node::dump_referring): Likewise.
	(symtab_node::dump_base): Likewise.
	(symtab_node::debug_symtab): Likewise.
	* tree-sra.c (convert_callers_for_node): Likewise.
	* tree-ssa-structalias.c (ipa_pta_execute): Likewise.
	* value-prof.c (init_node_map): Likewise.

2017-05-23  Martin Liska  <mliska@suse.cz>

	* cgraph.h: Move symtab_node::dump_table to symbol_table::dump
	and symtab_node::debug_symtab to symbol_table::debug.
	* cgraphunit.c (analyze_functions): Use the renamed function.
	(symbol_table::compile): Likewise.
	* ipa-cp.c (ipcp_verify_propagated_values): Likewise.
	* ipa-icf.c (sem_item_optimizer::execute): Likewise.
	* passes.c (execute_todo): Likewise.
	* symtab.c (symbol_table::dump): New function.
	* tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.

2017-05-23  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
	that nonconst implies exec.

2017-05-23  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
	inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
	(inline_edge_summary_vec): Turn into ...
	(ipa_call_summaries): ... this one.
	(redirect_to_unreachable, edge_set_predicate,
	evaluate_properties_for_edge, inline_summary_alloc,
	reset_ipa_call_summary, reset_inline_summary,
	inline_summary_t::duplicate): Update.
	(inline_edge_duplication_hook): Turn to ...
	(ipa_call_summary_t::duplicate): ... this one.
	(inline_edge_removal_hook): Turn to ...
	(ipa_call_summary_t::remove): ... this one.
	(dump_inline_edge_summary): Turn to ...
	(dump_ipa_call_summary): ... this one.
	(estimate_function_body_sizes): Update.
	(inline_update_callee_summaries): Update.
	(remap_edge_change_prob): Update.
	(remap_edge_summaries): Update.
	(inline_merge_summary): Update.
	(do_estimate_edge_time): Update.
	(inline_generate_summary): Update.
	(inline_read_section): Update.
	(inline_read_summary): Update.
	(inline_free_summary): Update.
	* ipa-inline.c (can_inline_edge_p): Update.
	(compute_inlined_call_time): Update.
	(want_inline_small_function_p): Update.
	(edge_badness): Update.
	(early_inliner): Update.
	* ipa-inline.h (inline_edge_summary): Turn to ...
	(ipa_call_summary): ... this one.
	(ipa_call_summary_t): New class.
	(inline_edge_summary_t, inline_edge_summary_vec): Remove.
	(ipa_call_summaries): New.
	(inline_edge_summary): Remove.
	(estimate_edge_growth): Update.
	* ipa-profile.c (ipa_propagate_frequency_1): Update.
	* ipa-prop.c (ipa_make_edge_direct_to_target): Update.
	* ipa-split.c (execute_split_functions): Update.
	* ipa.c (symbol_table::remove_unreachable_nodes): Update.

2017-05-23  Tom de Vries  <tom@codesourcery.com>

	* doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
	attributes): Document rdrand effective target.

2017-05-23  Tom de Vries  <tom@codesourcery.com>

	* doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
	attributes): Sort alphabetically.

2017-05-23  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/genmultilib.awk: Use gsub instead of gensub.

2017-05-22  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/80718
	* config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
	V2DF/V2DI splat into two separate patterns, one that handles
	registers, and the other that only handles memory.  Drop support
	for splatting from a GPR on ISA 2.07 and then splitting the
	splat into direct move and splat.
	(vsx_splat_<mode>_reg): Likewise.
	(vsx_splat_<mode>_mem): Likewise.

2017-05-22  Segher Boessenkool  <segher@kernel.crashing.org>

	* cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.

2017-05-22  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/80809
	* omp-low.c (finish_taskreg_remap): New function.
	(finish_taskreg_scan): If unit size of ctx->record_type
	is non-constant, unshare the size expression and replace
	decls in it with possible outer var refs.

	PR middle-end/80809
	* gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
	GOVD_SHARED rather than GOVD_PRIVATE with it.
	(gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
	GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.

	PR middle-end/80853
	* omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
	as last argument to build_outer_var_ref for pointer bases of array
	section reductions.

2017-05-19  Martin Sebor  <msebor@redhat.com>

	* print-tree.c (print_node): Print DECL_READ_P flag.

2017-05-22  Jan Hubicka  <hubicka@ucw.cz>

	* Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
	* auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
	* cgraph.c: Likewise.
	* cgraphunit.c: Likewise.
	* gengtype.c: Likewise.
	* ipa-cp.c: Likewise.
	* ipa-devirt.c: Likewise.
	* ipa-icf.c: Likewise.
	* ipa-predicate.c: Likewise.
	* ipa-profile.c: Likewise.
	* ipa-prop.c: Likewise.
	* ipa-split.c: Likewise.
	* ipa.c: Likewise.
	* ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
	edge_predicate_pool, dump_inline_hints,
	inline_summary::account_size_time, redirect_to_unreachable,
	edge_set_predicate, set_hint_predicate,
	evaluate_conditions_for_known_args, evaluate_properties_for_edge,
	inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
	inline_summary_t::remove, remap_hint_predicate_after_duplication,
	inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
	ipa_call_summary_t::remove, initialize_growth_caches,
	free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
	debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
	mark_modified, unmodified_parm_1, unmodified_parm,
	unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
	set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
	compute_bb_predicates, will_be_nonconstant_expr_predicate,
	will_be_nonconstant_predicate, record_modified_bb_info,
	get_minimal_bb, record_modified, param_change_prob,
	phi_result_unknown_predicate, predicate_for_phi_result,
	array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
	estimate_function_body_sizes, compute_inline_parameters,
	compute_inline_parameters_for_curren, pass_data_inline_parameters,
	estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
	inline_update_callee_summaries, remap_edge_change_prob,
	remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
	inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
	inline_analyze_function, inline_summary_t::insert,
	inline_generate_summary, read_ipa_call_summary, inline_read_section,
	inline_read_summary, write_ipa_call_summary, inline_write_summary,
	inline_free_summary): Move to ipa-fnsummary.h
	(predicate_t): Remove.
	* ipa-fnsummary.c: New file.
	* ipa-inline.h:  Do not include sreal.h and ipa-predicate.h
	(enum inline_hints_vals, inline_hints, agg_position_info,
	INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
	inline_summaries, ipa_call_summary, ipa_call_summary_t,
	ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
	dump_inline_summary, dump_inline_hints, inline_generate_summary,
	inline_read_summary, inline_write_summary, inline_free_summary,
	inline_analyze_function, initialize_inline_failed,
	inline_merge_summary, inline_update_overall_summary,
	compute_inline_parameters): Move to ipa-fnsummary.h
	* ipa-fnsummary.h: New file.
	* ipa-inline-transform.h: Include ipa-inline.h.
	* ipa-inline.c: LIkewise.

2017-05-22  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline.c (edge_badness): Use inlined_time instead of
	inline_summaries->get.

2017-05-22  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline.c (edge_badness): Use estimate_size_after_inlining.

2017-05-22  Nathan Sidwell  <nathan@acm.org>

	* doc/invoke.texi (fdump-translation-unit): Delete documentation.
	(fdump-lang): Document 'raw' option.
	* dumpfile.h (TDI_tu): Delete.
	* dumpfile.c (dump_files): Remove translation-unit.
	(FIRST_AUTO_NUMBERED_DUMP): Decrement.

2017-05-22  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
	command option from $(AWK) call.
	* config/avr/genmultilib.awk: Simplify and rewrite so that it
	generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
	[FORMAT]: Remove handling of variable.
	* config/avr/t-multilib: Regenerate.

2017-05-22  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-analysis.c (inline_summary::reset): Do not reset
	self_time.
	(dump_inline_summary): Do not print self_time.
	(estimate_function_body_sizes): Do not set self_time.
	(compute_inline_parameters): Likewise.
	(inline_read_section, inline_write_summary): Do not stream self_time.
	* ipa-inline.h (inline_summary): Drop self_time.

2017-05-22  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-analysis.c (account_size_time): Rename to ...
	(inline_summary::account_size_time): ... this one.
	(reset_ipa_call_summary): Turn to ...
	(ipa_call_summary::reset): ... this one.
	(reset_inline_summary): Turn to ...
	(inline_summary::reset): ... this one.
	(inline_summary_t::remove): Update.
	(inline_summary_t::duplicate): Update.
	(ipa_call_summary_t::remove): Update.
	(dump_inline_summary): Update.
	(estimate_function_body_sizes): Update.
	(compute_inline_parameters): Update.
	(estimate_node_size_and_time): Update.
	(inline_merge_summary): Update.
	(inline_update_overall_summary): Update.
	(inline_read_section): Update.
	(inline_write_summary): Update.
	* ipa-inline.h (inline_summary): Rename entry to size_time_table;
	add account_size_time and reset member functions.
	(ipa_call_summary): Add reset function.
	* ipa-predicate.h (predicate::operator &): Constify.

2017-05-22  Richard Biener  <rguenther@suse.de>

	* df-scan.c (df_insn_refs_verify): Speedup when not verifying.

2017-05-19  Jason Merrill  <jason@redhat.com>

	* tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.

2017-05-19  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80800
	* fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
	TYPE_OVERFLOW_WRAPS checks.

2017-05-19  Thomas Schwinge  <thomas@codesourcery.com>

	* tree-core.h (enum omp_clause_default_kind): Add
	"OMP_CLAUSE_DEFAULT_PRESENT".
	* tree-pretty-print.c (dump_omp_clause): Handle it.
	* gimplify.c (enum gimplify_omp_var_data): Add
	"GOVD_MAP_FORCE_PRESENT".
	(gimplify_adjust_omp_clauses_1): Map it to
	"GOMP_MAP_FORCE_PRESENT".
	(oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".

	* gimplify.c (oacc_default_clause): Clarify.

2017-05-19  Nathan Sidwell  <nathan@acm.org>

	LANG_HOOK_REGISTER_DUMPS
	* toplev.c (general_init): Call register dump lang hook.
	* doc/invoke.texi: Document -fdump-lang option family.
	* dumpfile.c (dump_files): Remove class dump here.
	(FIRST_AUTO_NUMBERED_DUMP): Adjust.
	* dumpfile.h (tree_dump_index): Remove TDI_class.
	* langhooks-def.h (lhd_register_dumps): Declare.
	(LANG_HOOKS_REGISTER_DUMPS): Define.
	(LANG_HOOKS_INITIALIZER): Add it.
	* langhooks.c (lhd_register_dumps): Define.
	* langhooks.h (struct lang_hooks): Add register_dumps.

2017-05-19  Nathan Sidwell  <nathan@acm.org>

	* context.h (context::set_passes): New.
	* context.c (context::context): Do not create pass manager.
	* toplev.c (general_init): Create pass manager here.

2017-05-19  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
	use this splitter if two add or or instructions would also work for
	the constant we want to generate.

2017-05-19  Richard Biener  <rguenther@suse.de>

	PR build/80821
	* genmatch.c (dt_node::gen_kids_1): Add missing scope around
	predicate evaluation.

2017-05-19  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline.h (ipa_call_summary): Turn sizes into signed;
	add ctor.
	* ipa-inline.c (want_inline_small_function_p): Do not cast to
	unsigned.

2017-05-19  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
	inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
	(inline_edge_summary_vec): Turn into ...
	(ipa_call_summaries): ... this one.
	(redirect_to_unreachable, edge_set_predicate,
	evaluate_properties_for_edge, inline_summary_alloc,
	reset_ipa_call_summary, reset_inline_summary,
	inline_summary_t::duplicate): Update.
	(inline_edge_duplication_hook): Turn to ...
	(ipa_call_summary_t::duplicate): ... this one.
	(inline_edge_removal_hook): Turn to ...
	(ipa_call_summary_t::remove): ... this one.
	(dump_inline_edge_summary): Turn to ...
	(dump_ipa_call_summary): ... this one.
	(estimate_function_body_sizes): Update.
	(inline_update_callee_summaries): Update.
	(remap_edge_change_prob): Update.
	(remap_edge_summaries): Update.
	(inline_merge_summary): Update.
	(do_estimate_edge_time): Update.
	(inline_generate_summary): Update.
	(inline_read_section): Update.
	(inline_read_summary): Update.
	(inline_free_summary): Update.
	* ipa-inline.c (can_inline_edge_p): Update.
	(compute_inlined_call_time): Update.
	(want_inline_small_function_p): Update.
	(edge_badness): Update.
	(early_inliner): Update.
	* ipa-inline.h (inline_edge_summary): Turn to ...
	(ipa_call_summary): ... this one.
	(ipa_call_summary_t): New class.
	(inline_edge_summary_t, inline_edge_summary_vec): Remove.
	(ipa_call_summaries): New.
	(inline_edge_summary): Remove.
	(estimate_edge_growth): Update.
	* ipa-profile.c (ipa_propagate_frequency_1): Update.
	* ipa-prop.c (ipa_make_edge_direct_to_target): Update.
	* ipa-split.c (execute_split_functions): Update.
	* ipa.c (symbol_table::remove_unreachable_nodes): Update.

2017-05-19  Richard Biener  <rguenther@suse.de>

	PR middle-end/80764
	* cfgexpand.c (expand_gimple_cond): Fix loop fixup.

2017-05-18  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (struct machine_function): Add field
	fpr_is_wrapped_separately.
	(rs6000_get_separate_components): Use 64 components.  Handle the
	new FPR components.
	(rs6000_components_for_bb): Handle the FPR components.
	(rs6000_emit_prologue_components): Handle the FPR components.
	(rs6000_emit_epilogue_components): Handle the FPR components.
	(rs6000_set_handled_components): Handle the FPR components.
	(rs6000_emit_prologue): Don't output prologue code for those FPRs
	that are already separately shrink-wrapped.
	(rs6000_emit_epilogue): Don't output epilogue code for those FPRs
	that are already separately shrink-wrapped.

2017-05-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/80510
	* config/rs6000/predicates.md (simple_offsettable_mem_operand):
	New predicate.

	* config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
	(define_peephole2 for Altivec d-form load): Add peepholes to catch
	cases where the register allocator uses a move and an offsettable
	memory operation to/from a FPR register on ISA 2.06/2.07.
	(define_peephole2 for Altivec d-form store): Likewise.

2017-05-18  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80799
	* config/i386/mmx.md (*mov<mode>_internal): Enable
	alternatives 11, 12, 13 and 14 also for 32bit targets.
	Remove alternatives 15, 16, 17 and 18.
	* config/i386/sse.md (vec_concatv2di): Change
	alternative (!x, *y) to (x, ?!*Yn).

2017-05-18  Paolo Carlini  <paolo.carlini@oracle.com>

	* dumpfile.h (enum dump_kind): Remove stray comma.

2017-05-18  Jan Hubicka  <hubicka@ucw.cz>

	* Makefile.in: Add ipa-predicate.o and ipa-predicate.h
	* ipa-inline-analysis.c (NUM_CONDITIONS): turn into
	predicate::num_conditions
	(IS_NOT_CONSTANT): turn into predicate::is_not_constant.
	(CHANGED): turn into predicate::changed.
	(agg_position_info): Move to ipa-predicate.h
	(add_condition, predicate::add_clause, predicate::operator &=,
	predicate::or_with, predicate::evaluate, predicate::probability,
	dump_condition, dump_clause, predicate::dump,
	predicate::remap_after_duplication, predicate::remap_after_inlining,
	predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
	(evaluate_conditions_for_known_args): Update.
	(set_cond_stmt_execution_predicate): Update.
	* ipa-inline.h: Include ipa-predicate.h
	(condition, inline_param_summary, conditions, agg_position_info,
	predicate): Move to ipa-predicate.h
	* ipa-predicate.c: New file.
	* ipa-predicate.h: New file.

2017-05-18  Wilco Dijkstra  <wdijkstr@arm.com>

	* final.c (leaf_function_p): Check we are not in a sequence.

2017-05-18  Martin Liska  <mliska@suse.cz>

	* cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
	* dumpfile.c (dump_register): Use new enum dump_kind.
	(get_dump_file_name): Likewise.
	(dump_enable_all): Likewise.
	(dump_switch_p_1): Likewise.
	(enable_rtl_dump_file): Remove usage of TDF_RTL.
	* dumpfile.h (enum dump_kind): New enum type.
	(struct dump_file_info): Create constructor and
	format fields and comments.
	* passes.c (pass_manager::register_one_dump_file):
	Use num dump_kind.
	* statistics.c (statistics_early_init): Likewise.
	* tree-ssa-loop-prefetch.c (dump_mem_details): Replace
	TDF_TREE with TDF_SLIM.
	(gather_memory_references_ref): Likewise.

2017-05-18  Martin Liska  <mliska@suse.cz>

	* vec.h (struct vnull): Use it.

2017-05-18  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
	(true_predicate, false_predicate, true_predicate_p,
	false_predicate_p): Remove.
	(single_cond_predicate, not_inlined_predicate): Turn to member function
	in ipa-inline.h
	(add_condition): Update.
	(add_clause): Turn to...
	(predicate::add_clause): ... this one; update; allow passing NULL
	as parameter.
	(and_predicates): Turn to ...
	(predicate::operator &=): ... this one.
	(predicates_equal_p): Move to predicate::operator == in ipa-inline.h
	(or_predicates): Turn to ...
	(predicate::or_with): ... this one.
	(evaluate_predicate): Turn to ...
	(predicate::evaluate): ... this one.
	(predicate_probability): Turn to ...
	(predicate::probability): ... this one.
	(dump_condition): Update.
	(dump_predicate): Turn to ...
	(predicate::dump): ... this one.
	(account_size_time): Update.
	(edge_set_predicate): Update.
	(set_hint_predicate): UPdate.
	(evaluate_conditions_for_known_args): Update.
	(evaluate_properties_for_edge): Update.
	(remap_predicate_after_duplication): Turn to...
	(predicate::remap_after_duplication): ... this one.
	(remap_hint_predicate_after_duplication): Update.
	(inline_summary_t::duplicate): UPdate.
	(dump_inline_edge_summary): Update.
	(dump_inline_summary): Update.
	(set_cond_stmt_execution_predicate): Update.
	(set_switch_stmt_execution_predicate): Update.
	(compute_bb_predicates): Update.
	(will_be_nonconstant_expr_predicate): Update.
	(will_be_nonconstant_predicate): Update.
	(phi_result_unknown_predicate): Update.
	(predicate_for_phi_result): Update.
	(array_index_predicate): Update.
	(estimate_function_body_sizes): Update.
	(estimate_node_size_and_time): Update.
	(estimate_ipcp_clone_size_and_time): Update.
	(remap_predicate): Rename to ...
	(predicate::remap_after_inlining): ... this one.
	(remap_hint_predicate): Update.
	(inline_merge_summary): Update.
	(inline_update_overall_summary): Update.
	(estimate_size_after_inlining): Update.
	(read_predicate): Rename to ...
	(predicate::stream_in): ... this one.
	(read_inline_edge_summary): Update.
	(write_predicate): Rename to ...
	(predicate::stream_out): ... this one.
	(write_inline_edge_summary): Update.
	* ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
	(clause_t): Turn to uint32_t
	(predicate): Turn to class; implement constructor and operators
	==, !=, &
	(size_time_entry): Update.
	(inline_summary): Update.
	(inline_edge_summary): Update.

2017-05-18  Marc Glisse  <marc.glisse@inria.fr>

	* fold-const.c (fold_binary_loc): Move transformation...
	* match.pd (C - X CMP X): ... here.

2017-05-18  Sheldon Lobo  <sheldon.lobo@oracle.com>

	* config/sparc/sparc.c (sparc_option_override): Set function
	alignment for -mcpu=niagara7 to 64 to match the I$ line.
	* config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
	latency to 1.
	* config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
	latency to 2.
	* config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.

2017-05-18  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80797
	* ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
	(pass_ubsan::execute): Call gimple_assign_single_p instead of
	gimple_assign_load_p.

2017-05-17  Segher Boessenkool  <segher@kernel.crashing.org>

	PR middle-end/80692
	* real.c (do_compare): Give decimal_do_compare preference over
	comparing just the signs.

2017-05-17  Uros Bizjak  <ubizjak@gmail.com>

	* doc/md.texi (Canonicalization of Instructions): Describe the
	canonical form of instructions that inherently set a condition
	code register.

2017-05-17  Peter Bergner  <bergner@vnet.ibm.com>

	PR middle-end/80775
	* tree-cfg.c: Move deletion of unreachable case statements to after
	the merging of consecutive case labels.

2017-05-17  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
	readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
	restoring of callee-saved registers.

2017-05-17  Eric Botcazou  <ebotcazou@adacore.com>

	* compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
	* config/visium/visium.c (single_set_and_flags): Likewise.
	* config/visium/visium.md (Substitutions): Likewise.

2017-05-17  Martin Liska  <mliska@suse.cz>

	* cfg.c: Introduce dump_flags_t type and
	use it instead of int type.
	* cfg.h: Likewise.
	* cfghooks.c: Likewise.
	* cfghooks.h (struct cfg_hooks): Likewise.
	* cfgrtl.c: Likewise.
	* cfgrtl.h: Likewise.
	* cgraph.c (cgraph_node::get_body): Likewise.
	* coretypes.h: Likewise.
	* domwalk.c: Likewise.
	* domwalk.h: Likewise.
	* dumpfile.c (struct dump_option_value_info): Likewise.
	(dump_enable_all): Likewise.
	(dump_switch_p_1): Likewise.
	(opt_info_switch_p): Likewise.
	* dumpfile.h (enum tree_dump_index): Likewise.
	(struct dump_file_info): Likewise.
	* genemit.c: Likewise.
	* generic-match-head.c: Likewise.
	* gengtype.c (open_base_files): Likewise.
	* gimple-pretty-print.c: Likewise.
	* gimple-pretty-print.h: Likewise.
	* graph.c (print_graph_cfg): Likewise.
	* graphite-scop-detection.c (dot_all_sese): Likewise.
	* ipa-devirt.c (build_type_inheritance_graph): Likewise.
	* loop-unroll.c (report_unroll): Likewise.
	* passes.c (pass_manager::register_one_dump_file): Likewise.
	* print-tree.c: Likewise.
	* statistics.c: Likewise.
	* tree-cfg.c: Likewise.
	* tree-cfg.h: Likewise.
	* tree-dfa.c: Likewise.
	* tree-dfa.h: Likewise.
	* tree-dump.c (dump_function): Likewise.
	* tree-dump.h (struct dump_info): Likewise.
	* tree-pretty-print.c: Likewise.
	* tree-pretty-print.h: Likewise.
	* tree-ssa-live.c: Likewise.
	* tree-ssa-live.h: Likewise.
	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
	* tree-vect-loop.c: Likewise.
	* tree-vect-slp.c: Likewise.

2017-05-16  James Greenhalgh  <james.greenhalgh@arm.com>
	    Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/80457
	* tree-vect-stmts.c (vect_model_simple_cost): Model the cost
	of all arguments to a statement as scalar_to_vec operations.
	(vectorizable_call): Adjust call to vect_model_simple_cost for
	new parameter.
	(vectorizable_conversion): Likewise.
	(vectorizable_assignment): Likewise.
	(vectorizable_shift): Likewise.
	(vectorizable_operation): Likewise.
	(vectorizable_comparison): Likewise.
	(vect_is_simple_cond): Record the def types for operands.
	(vectorizable_condition): Likewise, call vect_model_simple_cost.
	* tree-vectorizer.h (vect_model_simple_cost): Add new parameter
	for statement argument count.

2017-05-16  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c: Add support for built-in functions
	vector unsigned long long vec_bperm (vector unsigned long long,
					     vector unsigned char)
	vector signed long long vec_mule (vector signed int,
					  vector signed int)
	vector unsigned long long vec_mule (vector unsigned int,
					    vector unsigned int)
	vector signed long long vec_mulo (vector signed int,
					  vector signed int)
	vector unsigned long long vec_mulo (vector unsigned int,
					    vector unsigned int)
	vector signed char vec_sldw (vector signed char,
				     vector signed char,
				     const int)
	vector unsigned char vec_sldw (vector unsigned char,
				       vector unsigned char,
				       const int)
	vector signed short vec_sldw (vector signed short,
				      vector signed short,
				      const int)
	vector unsigned short vec_sldw (vector unsigned short,
					vector unsigned short,
					const int)
	vector signed int vec_sldw (vector signed int,
				    vector signed int,
				    const int)
	vector unsigned int vec_sldw (vector unsigned int,
				      vector unsigned int,
				      const int)
	vector signed long long vec_sldw (vector signed long long,
					  vector signed long long,
					  const int)
	vector unsigned long long vec_sldw (vector unsigned long long,
					    vector unsigned long long,
					    const int)
	* config/rs6000/rs6000-c: Add support for built-in functions
	* config/rs6000/rs6000-builtin.def: Add definition for SLDW.
	* config/rs6000/altivec.h: Add defintion for vec_sldw.
	* doc/extend.texi: Update the built-in documentation for the
	new built-in functions.

2017-05-16  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80536
	PR sanitizer/80386
	* tree.c (save_expr): Don't fold the expression.

2017-05-16  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
	to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
	and (?*y,m).  Update insn attributes.

2017-05-16  Martin Liska  <mliska@suse.cz>

	* cgraph.c (cgraph_edge::resolve_speculation): Add default value for
	flags argument of print_gimple_stmt, print_gimple_expr,
	print_generic_stmt and print_generic_expr.
	* cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
	* coretypes.h: Likewise.
	* except.c (dump_eh_tree): Likewise.
	* gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
	* gimple-pretty-print.h: Likewise.
	* gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
	(backprop::push_to_worklist): Likewise.
	(backprop::pop_from_worklist): Likewise.
	(backprop::process_use): Likewise.
	(backprop::intersect_uses): Likewise.
	(note_replacement): Likewise.
	* gimple-ssa-store-merging.c
	(pass_store_merging::terminate_all_aliasing_chains): Likewise.
	(imm_store_chain_info::coalesce_immediate_stores): Likewise.
	(pass_store_merging::execute): Likewise.
	* gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
	(ssa_base_cand_dump_callback): Likewise.
	(dump_incr_vec): Likewise.
	(replace_refs): Likewise.
	(replace_mult_candidate): Likewise.
	(create_add_on_incoming_edge): Likewise.
	(create_phi_basis): Likewise.
	(insert_initializers): Likewise.
	(all_phi_incrs_profitable): Likewise.
	(introduce_cast_before_cand): Likewise.
	(replace_one_candidate): Likewise.
	* gimplify.c (gimplify_expr): Likewise.
	* graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
	(set_rename): Likewise.
	(rename_uses): Likewise.
	(copy_loop_phi_nodes): Likewise.
	(add_close_phis_to_merge_points): Likewise.
	(copy_loop_close_phi_args): Likewise.
	(copy_cond_phi_args): Likewise.
	(graphite_copy_stmts_from_block): Likewise.
	(translate_pending_phi_nodes): Likewise.
	* graphite-poly.c (print_pdr): Likewise.
	(dump_gbb_cases): Likewise.
	(dump_gbb_conditions): Likewise.
	(print_scop_params): Likewise.
	* graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
	(build_cross_bb_scalars_use): Likewise.
	(gather_bbs::before_dom_children): Likewise.
	* hsa-dump.c (dump_hsa_immed): Likewise.
	* ipa-cp.c (print_ipcp_constant_value): Likewise.
	(get_replacement_map): Likewise.
	* ipa-inline-analysis.c (dump_condition): Likewise.
	(estimate_function_body_sizes): Likewise.
	* ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
	(ipa_polymorphic_call_context::get_dynamic_type): Likewise.
	* ipa-prop.c (ipa_dump_param): Likewise.
	(ipa_print_node_jump_functions_for_edge): Likewise.
	(ipa_modify_call_arguments): Likewise.
	(ipa_modify_expr): Likewise.
	(ipa_dump_param_adjustments): Likewise.
	(ipa_dump_agg_replacement_values): Likewise.
	(ipcp_modif_dom_walker::before_dom_children): Likewise.
	* ipa-pure-const.c (check_stmt): Likewise.
	(pass_nothrow::execute): Likewise.
	* ipa-split.c (execute_split_functions): Likewise.
	* omp-offload.c (dump_oacc_loop_part): Likewise.
	(dump_oacc_loop): Likewise.
	* trans-mem.c (tm_log_emit): Likewise.
	(tm_memopt_accumulate_memops): Likewise.
	(dump_tm_memopt_set): Likewise.
	(dump_tm_memopt_transform): Likewise.
	* tree-cfg.c (gimple_verify_flow_info): Likewise.
	(print_loop): Likewise.
	* tree-chkp-opt.c (chkp_print_addr): Likewise.
	(chkp_gather_checks_info): Likewise.
	(chkp_get_check_result): Likewise.
	(chkp_remove_check_if_pass): Likewise.
	(chkp_use_outer_bounds_if_possible): Likewise.
	(chkp_reduce_bounds_lifetime): Likewise.
	* tree-chkp.c (chkp_register_addr_bounds): Likewise.
	(chkp_mark_completed_bounds): Likewise.
	(chkp_register_incomplete_bounds): Likewise.
	(chkp_mark_invalid_bounds): Likewise.
	(chkp_maybe_copy_and_register_bounds): Likewise.
	(chkp_build_returned_bound): Likewise.
	(chkp_get_bound_for_parm): Likewise.
	(chkp_build_bndldx): Likewise.
	(chkp_get_bounds_by_definition): Likewise.
	(chkp_generate_extern_var_bounds): Likewise.
	(chkp_get_bounds_for_decl_addr): Likewise.
	* tree-chrec.c (chrec_apply): Likewise.
	* tree-data-ref.c (dump_data_reference): Likewise.
	(dump_subscript): Likewise.
	(dump_data_dependence_relation): Likewise.
	(analyze_overlapping_iterations): Likewise.
	* tree-inline.c (expand_call_inline): Likewise.
	(tree_function_versioning): Likewise.
	* tree-into-ssa.c (dump_defs_stack): Likewise.
	(dump_currdefs): Likewise.
	(dump_names_replaced_by): Likewise.
	(dump_update_ssa): Likewise.
	(update_ssa): Likewise.
	* tree-object-size.c (pass_object_sizes::execute): Likewise.
	* tree-parloops.c (build_new_reduction): Likewise.
	(try_create_reduction_list): Likewise.
	(ref_conflicts_with_region): Likewise.
	(oacc_entry_exit_ok_1): Likewise.
	(oacc_entry_exit_single_gang): Likewise.
	* tree-pretty-print.h: Likewise.
	* tree-scalar-evolution.c (set_scalar_evolution): Likewise.
	(get_scalar_evolution): Likewise.
	(add_to_evolution): Likewise.
	(get_loop_exit_condition): Likewise.
	(analyze_evolution_in_loop): Likewise.
	(analyze_initial_condition): Likewise.
	(analyze_scalar_evolution): Likewise.
	(instantiate_scev): Likewise.
	(number_of_latch_executions): Likewise.
	(gather_chrec_stats): Likewise.
	(final_value_replacement_loop): Likewise.
	(scev_const_prop): Likewise.
	* tree-sra.c (dump_access): Likewise.
	(disqualify_candidate): Likewise.
	(create_access): Likewise.
	(reject): Likewise.
	(maybe_add_sra_candidate): Likewise.
	(create_access_replacement): Likewise.
	(analyze_access_subtree): Likewise.
	(analyze_all_variable_accesses): Likewise.
	(sra_modify_assign): Likewise.
	(initialize_constant_pool_replacements): Likewise.
	(find_param_candidates): Likewise.
	(decide_one_param_reduction): Likewise.
	(replace_removed_params_ssa_names): Likewise.
	* tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
	* tree-ssa-copy.c (dump_copy_of): Likewise.
	(copy_prop_visit_cond_stmt): Likewise.
	* tree-ssa-dce.c (mark_operand_necessary): Likewise.
	* tree-ssa-dom.c (pass_dominator::execute): Likewise.
	(record_equivalences_from_stmt): Likewise.
	* tree-ssa-dse.c (compute_trims): Likewise.
	(delete_dead_call): Likewise.
	(delete_dead_assignment): Likewise.
	* tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
	(forward_propagate_into_cond): Likewise.
	(pass_forwprop::execute): Likewise.
	* tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
	* tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
	Likewise.
	(move_computations_worker): Likewise.
	(execute_sm): Likewise.
	* tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
	(remove_exits_and_undefined_stmts): Likewise.
	(remove_redundant_iv_tests): Likewise.
	* tree-ssa-loop-ivopts.c (dump_use): Likewise.
	(adjust_iv_update_pos): Likewise.
	* tree-ssa-math-opts.c (bswap_replace): Likewise.
	* tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
	(value_replacement): Likewise.
	* tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
	* tree-ssa-pre.c (print_pre_expr): Likewise.
	(get_representative_for): Likewise.
	(create_expression_by_pieces): Likewise.
	(insert_into_preds_of_block): Likewise.
	(eliminate_insert): Likewise.
	(eliminate_dom_walker::before_dom_children): Likewise.
	(eliminate): Likewise.
	(remove_dead_inserted_code): Likewise.
	* tree-ssa-propagate.c (substitute_and_fold): Likewise.
	* tree-ssa-reassoc.c (get_rank): Likewise.
	(eliminate_duplicate_pair): Likewise.
	(eliminate_plus_minus_pair): Likewise.
	(eliminate_not_pairs): Likewise.
	(undistribute_ops_list): Likewise.
	(eliminate_redundant_comparison): Likewise.
	(update_range_test): Likewise.
	(optimize_range_tests_var_bound): Likewise.
	(optimize_vec_cond_expr): Likewise.
	(rewrite_expr_tree): Likewise.
	(rewrite_expr_tree_parallel): Likewise.
	(linearize_expr): Likewise.
	(break_up_subtract): Likewise.
	(linearize_expr_tree): Likewise.
	(attempt_builtin_powi): Likewise.
	(attempt_builtin_copysign): Likewise.
	(transform_stmt_to_copy): Likewise.
	(transform_stmt_to_multiply): Likewise.
	(dump_ops_vector): Likewise.
	* tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
	(print_scc): Likewise.
	(set_ssa_val_to): Likewise.
	(visit_reference_op_store): Likewise.
	(visit_use): Likewise.
	(sccvn_dom_walker::before_dom_children): Likewise.
	(run_scc_vn): Likewise.
	* tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
	Likewise.
	(expr_hash_elt::print): Likewise.
	(const_and_copies::pop_to_marker): Likewise.
	(const_and_copies::record_const_or_copy_raw): Likewise.
	* tree-ssa-structalias.c (compute_dependence_clique): Likewise.
	* tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
	(dump_predicates): Likewise.
	(find_uninit_use): Likewise.
	(warn_uninitialized_phi): Likewise.
	(pass_late_warn_uninitialized::execute): Likewise.
	* tree-ssa.c (verify_vssa): Likewise.
	(verify_ssa): Likewise.
	(maybe_optimize_var): Likewise.
	* tree-vrp.c (dump_value_range): Likewise.
	(dump_all_value_ranges): Likewise.
	(dump_asserts_for): Likewise.
	(register_edge_assert_for_2): Likewise.
	(vrp_visit_cond_stmt): Likewise.
	(vrp_visit_switch_stmt): Likewise.
	(vrp_visit_stmt): Likewise.
	(vrp_visit_phi_node): Likewise.
	(simplify_cond_using_ranges_1): Likewise.
	(fold_predicate_in): Likewise.
	(evrp_dom_walker::before_dom_children): Likewise.
	(evrp_dom_walker::push_value_range): Likewise.
	(evrp_dom_walker::pop_value_range): Likewise.
	(execute_early_vrp): Likewise.

2017-05-16  Richard Biener  <rguenther@suse.de>

	* dwarf2out.c (loc_list_from_tree_1): Do not create
	DW_OP_GNU_variable_value for DECL_IGNORED_P decls.

2017-05-16  Richard Biener  <rguenther@suse.de>

	* dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
	just generated.
	(note_variable_value_in_expr): If we resolved the decl ref
	do not push to the stack.

2017-05-16  Matthew Wahab  <matthew.wahab@arm.com>

	* config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
	operations in fast-math mode.
	(vaddq_f16): Likewise.
	(vmul_f16): Likewise.
	(vmulq_f16): Likewise.
	(vsub_f16): Likewise.
	(vsubq_f16): Likewise.
	* config/arm/neon.md (add<mode>3): New.
	(sub<mode>3): New.
	(fma:<VH:mode>3): New.  Also remove outdated comment.
	(mul<mode>3): New.

2017-05-16  Martin Liska  <mliska@suse.cz>

	PR ipa/79849.
	PR ipa/79850.
	* ipa-devirt.c (warn_types_mismatch): Fix typo.
	(odr_types_equivalent_p): Likewise.

2017-05-15  Sylvestre Ledru  <sylvestre@debian.org>

	* plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).

2017-05-15  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80425
	* config/i386.i386.md (*zero_extendsidi2): Do not penalize
	non-interunit SSE move alternatives with '?'.
	(zero-extendsidi peephole2): New peephole to skip intermediate
	general register in SSE zero-extend sequence.

2017-05-15  Jeff Law  <law@redhat.com>

	* reorg.c (relax_delay_slots): Create a new variable to hold
	the temporary target rather than clobbering TARGET_LABEL.

	* config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
	missing argument to extract_bit_field call.
	* config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.

2017-05-15  Martin Liska  <mliska@suse.cz>

	PR driver/31468
	* gcc.c (process_command): Do not allow empty argument of -o option.

2017-05-15  Renlin Li  <renlin.li@arm.com>

	* config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
	* config/aarch64/aarch64.c (aarch64_expand_call): Define.
	* config/aarch64/constraints.md (Usf): Add long call check.
	* config/aarch64/aarch64.md (call): Use aarch64_expand_call.
	(call_value): Likewise.
	(sibcall): Likewise.
	(sibcall_value): Likewise.
	(call_insn): New.
	(call_value_insn): New.
	(sibcall_insn): Update rtx pattern.
	(sibcall_value_insn): Likewise.
	(call_internal): Remove.
	(call_value_internal): Likewise.
	(sibcall_internal): Likewise.
	(sibcall_value_internal): Likewise.
	(call_reg): Likewise.
	(call_symbol): Likewise.
	(call_value_reg): Likewise.
	(call_value_symbol): Likewise.

2017-05-14  Krister Walfridsson  <krister.walfridsson@gmail.com>

	PR target/80600
	* config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.

2017-05-14  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
	compatible with CCGOCmode and with CCZmode.

2017-05-14  Martin Sebor  <msebor@redhat.com>

	PR middle-end/77671
	* gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
	(gimple_fold_builtin_snprintf): Same.
	* gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
	(gimple_fold_builtin_snprintf): Same.
	* gimple-ssa-sprintf.c (get_format_string): Correct the detection
	of character types.
	(is_call_safe): New function.
	(try_substitute_return_value): Call it.
	(try_simplify_call): New function.
	(pass_sprintf_length::handle_gimple_call): Call it.

2017-05-14  Martin Sebor  <msebor@redhat.com>

	PR middle-end/80669
	* builtins.c (expand_builtin_stpncpy): Simplify.

2017-05-14  Daniel Santos  <daniel.santos@pobox.com>

	* config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
	* config/i386/i386.h
	(x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
	(NUM_X86_64_MS_CLOBBERED_REGS): New macro.
	(struct machine_function): Add new members call_ms2sysv,
	call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
	(struct machine_frame_state): New fields sp_realigned and
	sp_realigned_offset.
	* config/i386/i386.c
	(enum xlogue_stub): New enum.
	(enum xlogue_stub_sets): New enum.
	(class xlogue_layout): New class.
	(struct ix86_frame): New fields stack_realign_allocate_offset,
	stack_realign_offset and outlined_save_offset.  Modify comments to
	detail stack layout when using out-of-line stubs.
	(ix86_target_string): Add -mcall-ms2sysv-xlogues option.
	(ix86_option_override_internal): Add sorry() for TARGET_SEH and
	-mcall-ms2sysv-xlogues.
	(stub_managed_regs): New static variable.
	(ix86_save_reg): Add new parameter ignore_outlined to optionally omit
	registers managed by out-of-line stub.
	(disable_call_ms2sysv_xlogues): New function.
	(ix86_compute_frame_layout): Modify re-alignment calculations, disable
	m->call_ms2sysv when appropriate and compute frame layout for
	out-of-line stubs.
	(sp_valid_at, fp_valid_at): New inline functions.
	(choose_basereg): New function.
	(choose_baseaddr): Add align parameter, use choose_basereg and modify
	all callers.
	(ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
	Use align parameter of choose_baseaddr to generated aligned SSE movs
	when possible.
	(pro_epilogue_adjust_stack): Modify to track
	machine_frame_state::sp_realigned.
	(ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
	(ix86_nsaved_sseregs): Likewise.
	(ix86_emit_save_regs): Likewise.
	(ix86_emit_save_regs_using_mov): Likewise.
	(ix86_emit_save_sse_regs_using_mov): Likewise.
	(get_scratch_register_on_entry): Likewise.
	(gen_frame_set): New function.
	(gen_frame_load): Likewise.
	(gen_frame_store): Likewise.
	(emit_outlined_ms2sysv_save): Likewise.
	(emit_outlined_ms2sysv_restore): Likewise.
	(ix86_expand_prologue): Modify stack re-alignment code and call
	emit_outlined_ms2sysv_save when appropriate.
	(ix86_emit_leave): Clear machine_frame_state::sp_realigned.  Add
	parameter rtx_insn *insn, which allows the function to be used to only
	generate the notes.
	(ix86_expand_epilogue): Modify validity checks of frame and stack
	pointers, and call emit_outlined_ms2sysv_restore when appropriate.
	(ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
	* config/i386/predicates.md
	(save_multiple): New predicate.
	(restore_multiple): Likewise.
	* config/i386/sse.md
	(save_multiple<mode>): New pattern.
	(save_multiple_realign<mode>): Likewise.
	(restore_multiple<mode>): Likewise.
	(restore_multiple_and_return<mode>): Likewise.
	(restore_multiple_leave_return<mode>): Likewise.
	* Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp

2017-05-14  Julia Koval  <julia.koval@intel.com>

	* config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
	* config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
	(__builtin_ia32_xsetbv): New builtins.
	* config/i386/i386.c (ix86_expand_special_args_builtin):
	Process new types.
	(ix86_expand_builtin): Special expand for new intrinsics.
	* config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
	(xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
	* config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.

2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* cfganal.c (inverted_post_order_compute): Change argument type
	to vec *.
	* cfganal.h (inverted_post_order_compute): Adjust prototype.
	* df-core.c (rest_of_handle_df_initialize): Adjust.
	(rest_of_handle_df_finish): Likewise.
	(df_analyze_1): Likewise.
	(df_analyze): Likewise.
	(loop_inverted_post_order_compute): Change argument to be a vec *.
	(df_analyze_loop): Adjust.
	(df_get_n_blocks): Likewise.
	(df_get_postorder): Likewise.
	* df.h (struct df_d): Change field to be a vec.
	* lcm.c (compute_laterin): Adjust.
	(compute_available): Likewise.
	* lra-lives.c (lra_create_live_ranges_1): Likewise.
	* tree-ssa-dce.c (remove_dead_stmt): Likewise.
	* tree-ssa-pre.c (compute_antic): Likewise.

2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* cfganal.c (connect_infinite_loops_to_exit): Adjust.
	(depth_first_search::depth_first_search): Change structure init
	function to this constructor.
	(depth_first_search::add_bb): Rename function to this member.
	(depth_first_search::execute): Likewise.
	(flow_dfs_compute_reverse_finish): Adjust.

2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* ddg.c (find_nodes_on_paths): Use auto_sbitmap.
	(longest_simple_path): Likewise.
	* shrink-wrap.c (spread_components): Likewise.
	(disqualify_problematic_components): Likewise.
	(emit_common_heads_for_components): Likewise.
	(emit_common_tails_for_components): Likewise.
	(insert_prologue_epilogue_for_components): Likewise.

2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
	auto_sbitmap.

2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* df-core.c (df_set_blocks): Start using auto_bitmap.
	(df_compact_blocks): Likewise.
	* df-problems.c (df_rd_confluence_n): Likewise.
	* df-scan.c (df_insn_rescan_all): Likewise.
	(df_process_deferred_rescans): Likewise.
	(df_update_entry_block_defs): Likewise.
	(df_update_exit_block_uses): Likewise.
	(df_entry_block_bitmap_verify): Likewise.
	(df_exit_block_bitmap_verify): Likewise.
	(df_scan_verify): Likewise.
	* lra-constraints.c (lra_constraints): Likewise.
	(undo_optional_reloads): Likewise.
	(lra_undo_inheritance): Likewise.
	* lra-remat.c (calculate_gen_cands): Likewise.
	(do_remat): Likewise.
	* lra-spills.c (assign_spill_hard_regs): Likewise.
	(spill_pseudos): Likewise.
	* tree-ssa-pre.c (bitmap_set_and): Likewise.
	(bitmap_set_subtract_values): Likewise.

2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
	management with auto_bitmap.
	(fix_inter_tick): Likewise.
	(fix_recovery_deps): Likewise.
	* ira.c (add_store_equivs): Likewise.
	(find_moveable_pseudos): Likewise.
	(split_live_ranges_for_shrink_wrap): Likewise.
	* print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
	(rtx_reuse_manager::seen_def_p): Likewise.
	(rtx_reuse_manager::set_seen_def): Likewise.
	* print-rtl.h (class rtx_reuse_manager): Likewise.

2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
	lifetime.
	(migrate_btr_def): Likewise.
	* cfgloop.c (get_loop_body_in_bfs_order): Likewise.
	* df-core.c (loop_post_order_compute): Likewise.
	(loop_inverted_post_order_compute): Likewise.
	* hsa-common.h: Likewise.
	* hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
	* init-regs.c (initialize_uninitialized_regs): Likewise.
	* ipa-inline.c (resolve_noninline_speculation): Likewise.
	(inline_small_functions): Likewise.
	* ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
	* ira.c (combine_and_move_insns): Likewise.
	(build_insn_chain): Likewise.
	* loop-invariant.c (find_invariants): Likewise.
	* lower-subreg.c (propagate_pseudo_copies): Likewise.
	* predict.c (tree_predict_by_opcode): Likewise.
	(predict_paths_leading_to): Likewise.
	(predict_paths_leading_to_edge): Likewise.
	(estimate_loops_at_level): Likewise.
	(estimate_loops): Likewise.
	* shrink-wrap.c (try_shrink_wrapping): Likewise.
	(spread_components): Likewise.
	* tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
	* tree-loop-distribution.c (rdg_build_partitions): Likewise.
	* tree-predcom.c (tree_predictive_commoning_loop): Likewise.
	* tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
	* tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
	* tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
	* tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
	* tree-ssa-threadupdate.c (compute_path_counts): Likewise.
	(mark_threaded_blocks): Likewise.
	(thread_through_all_blocks): Likewise.
	* tree-ssa.c (verify_ssa): Likewise.
	(execute_update_addresses_taken): Likewise.
	* tree-ssanames.c (verify_ssaname_freelists): Likewise.

2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* cfganal.c (mark_dfs_back_edges): Replace manual stack with
	auto_vec.
	(post_order_compute): Likewise.
	(inverted_post_order_compute): Likewise.
	(pre_and_rev_post_order_compute_fn): Likewise.

2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* genrecog.c (int_set::int_set): Explicitly construct our
	auto_vec base class.
	* vec.h (auto_vec::auto_vec): New constructor.

2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* bitmap.h (class auto_bitmap): New constructor taking
	bitmap_obstack * argument.

2017-05-13  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

	* bitmap.h (class auto_bitmap): Change type of m_bits to
	bitmap_head, and adjust ctor / dtor and member operators.

2017-05-13  Uros Bizjak  <ubizjak@gmail.com>

	* compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
	when returned register mode doesn't match original mode.

2017-05-12  Jeff Law  <law@redhat.com>
	    Jakub Jelinek  <jakub@redhat.com>

	* config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
	we look for cc setter after the compare-elim changes.
	* config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
	within the vector to match what compare-elim now expects.
	(subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
	(xorsi3_flags, one_cmplsi2_flags): Likewise.

	* config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
	after the compare-elim changes.
	* config/rx/rx.md (abssi2_flags): Fix order of patterns within
	the vector to match what compare-elim now expects.
	(addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
	(andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
	(iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
	(ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
	(ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.

	* config/visium/visium.c (single_set_and_flags): Fix where
	we look for cc setter after the compare-elim changes.
	* config/visium/visium.md (flags_subst_logic): Fix order of patterns
	with the vector to match what compare-elim now expects.
	(flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
	(add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
	(addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
	(sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
	(subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
	(neg<mode>2_insn_set_overflow): Likewise.

2017-05-12  Jim Wilson  <jim.wilson@linaro.org>

	PR middle-end/79794
	* expmed.c (extract_bit_field_1): Add alt_rtl argument.  Before
	maybe_expand_insn call, set ops[0].target.  If still set after call,
	set alt_rtl.  Add extra arg to recursive calls.
	(extract_bit_field): Add alt_rtl argument.  Pass to
	extract_bit_field.
	* expmed.h (extract_bit_field): Fix prototype.
	* expr.c (emit_group_load_1, copy_blkmode_from_reg)
	(copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
	to extract_bit_field_calls.
	(expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
	Pass alt_rtl to extract_bit_field calls.
	* calls.c (store_unaligned_arguments_into_psuedos)
	load_register_parameters): Pass extra NULL to extract_bit_field calls.
	* optabs.c (maybe_legitimize_operand): Clear op->target when call
	gen_reg_rtx.
	* optabs.h (struct expand_operand): Add target bitfield.

2017-05-12  Uros Bizjak  <ubizjak@gmail.com>

	* compare-elim.c (try_eliminate_compare): Canonicalize
	operation with embedded compare to
	[(set (reg:CCM) (compare:CCM (operation) (immediate)))
	 (set (reg) (operation)].

	* config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.

2017-05-12  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80723
	* config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
	cost of adding a carry flag for ADC instruction.
	[case MINUS]: Ignore the cost of subtracting a carry flag
	for SBB instruction.

2017-05-12  Steven Munroe  <munroesj@gcc.gnu.org>

	* config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
	and x86intrin.h
	* config/rs6000/bmiintrin.h: New file.
	* config/rs6000/bmi2intrin.h: New file.
	* config/rs6000/x86intrin.h: New file.

2017-05-12  Jeff Law  <law@redhat.com>

	* tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
	markers.

2017-05-12  Peter Bergner  <bergner@vnet.ibm.com>

	PR middle-end/80707
	* tree-cfg.c: Remove cfg edges of unreachable case statements.

2017-05-12  Will Schmidt  <will_schmidt@vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
	early expansion of vector divide builtins.
	(builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
	builtins identified as having unsigned arguments.

2017-05-12  Will Schmidt  <will_schmidt@vnet.ibm.com>

	* config/rs6000/rs6000.c (gimple-fold.h): New #include.
	(rs6000_gimple_fold_builtin): Add handling for early GIMPLE
	expansion of vector logical operations (and, andc, or, xor,
	nor, orc, nand).

2017-05-12  Will Schmidt  <will_schmidt@vnet.ibm.com>

	* gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
	* gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.

2017-05-12  Will Schmidt  <will_schmidt@vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
	early GIMPLE expansion of vector multiplies.

2017-05-12  Prakhar Bahuguna  <prakhar.bahuguna@arm.com>

	* config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
	TARGET_HAVE_MOVT conditional.
	(movt splitter): Likewise.

2017-05-12  Richard Biener  <rguenther@suse.de>

	* tree-ssa-sccvn.h (has_VN_INFO): Declare.
	* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
	Fold all stmts not inplace.

2017-05-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80713
	* tree-ssa-pre.c (remove_dead_inserted_code): Clear
	inserted_exprs bit for not removed stmts.

2017-05-12  Thomas Schwinge  <thomas@codesourcery.com>

	PR middle-end/69921
	* tree-parloops.c (create_parallel_loop): Set "oacc kernels
	parallelized" attribute for parallelized OpenACC kernels.
	* omp-offload.c (execute_oacc_device_lower): Use it.

	* omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
	Set "oacc kernels" attribute.
	* omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
	parameter.  Adjust all users.
	(oacc_fn_attrib_kernels_p): Remove function.
	* omp-offload.c (execute_oacc_device_lower): Look for "oacc
	kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
	* tree-ssa-loop.c (gate_oacc_kernels): Likewise.
	* tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
	assert "oacc kernels" attribute is set.

2017-05-11  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c: Add support for built-in functions
	vector unsigned char vec_popcnt (vector signed char)
	vector unsigned char vec_popcnt (vector unsigned char)
	vector unsigned short vec_popcnt (vector signed short)
	vector unsigned short vec_popcnt (vector unsigned short)
	vector unsigned int vec_popcnt (vector signed int)
	vector unsigned int vec_popcnt (vector unsigned int)
	vector unsigned long long vec_popcnt (vector signed long long)
	vector unsigned long long vec_popcnt (vector unsigned long long)
	vector signed long long vec_slo (vector signed long long,
					 vector signed char)
	vector signed long long vec_slo (vector signed long long,
					 vector unsigned char)
	vector unsigned long long vec_slo (vector unsigned long long,
					   vector signed char)
	vector unsigned long long vec_slo (vector unsigned long long,
					   vector unsigned char)
	* config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
	VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
	* config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
	vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
	* doc/extend.texi: Update the built-in documentation file for the
	new built-in functions.

2017-05-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* attribs.h (sorted_attr_string): Move machine independent
	functions for target clone support from the i386 port to common
	code.  Rename ix86_function_versions to common_function_versions.
	Rename make_name to make_unique_name.
	(common_function_versions): Likewise.
	(make_unique_name): Likewise.
	(make_dispatcher_decl): Likewise.
	(is_function_default_version): Likewise.
	* attribs.c (attr_strcmp): Likewise.
	(sorted_attr_string): Likewise.
	(common_function_versions): Likewise.
	(make_unique_name): Likewise.
	(make_dispatcher_decl): Likewise.
	(is_function_default_version): Likewise.
	* config/i386/i386.c (attr_strcmp): Likewise.
	(sorted_attr_string): Likewise.
	(ix86_function_versions): Likewise.
	(make_name): Likewise.
	(make_dispatcher_decl): Likewise.
	(is_function_default_version): Likewise.
	(TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.

2017-05-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/80695
	* config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
	Account for direct move costs for vec_construct of integer
	vectors.

2017-05-11  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80706
	* config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
	(UNSPEC_STX_ATOMIC): Ditto.
	(loaddi_via_sse): New insn.
	(storedi_via_sse): Ditto.
	(atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
	Update corresponding peephole2 patterns.
	(atomic_storedi_fpu): Ditto.

2017-05-11  Julia Koval  <julia.koval@intel.com>

	* config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
	(_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
	New intrinsics.
	* config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
	(__builtin_ia32_rsqrt14ss_mask): New builtins.
	* config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.

2017-05-11  Nathan Sidwell  <nathan@acm.org>

	* graphite-poly.c: Include dumpfile.h.

	* dumpfle.h (dump_function): Declare here ...
	* tree-dump.h (dump_function): ... not here.
	* dumpfile.c: #include tree-cfg.h.
	(dump_function): Move here from ...
	* tree-dump.c (dump_function): ... here.
	* gimplify.c: #include splay-tree.h, not tree-dump.h.
	* graphite-poly.c: Don't include tree-dump.h.
	* cgraphclones.c: Include dumpfile.h not tree-dump.h.
	* print-tree.c: Likewise.
	* stor-layout.c: Likewise.
	* tree-nested.c: Likewise.

	* dumpfile.c (dump_start): Use TDF_FLAGS.
	(dump_enable_all): Fix TDF_KIND check thinko.

2017-05-11  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
	array entries to represent two legal parameterizations of the
	overloaded __builtin_cmpb function, as represented by the
	P6_OV_BUILTIN_CMPB constant.
	(altivec_resolve_overloaded_builtin): Add special case handling
	for the __builtin_cmpb function, as represented by the
	P6_OV_BUILTIN_CMPB constant.
	* config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
	(BU_P6_64BIT_2): New macro.
	(BU_P6_OVERLOAD_2): New macro
	(CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
	(CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
	(CMPB): Add overload support to represent both 32-bit and 64-bit
	compare-bytes function.
	* config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
	support for TARGET_CMPB.
	* config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
	documentation of the __builtin_cmpb overloaded built-in function.

2017-05-11  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80705
	* tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
	bases are not vectorizable.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
	when counting register pressure.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (compare_cost_pair): New.
	(iv_ca_more_deps): Renamed to ...
	(iv_ca_compare_deps): ... this.
	(iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
	to ...
	(determine_group_iv_costs): ... here.
	(find_inv_vars_cb): Record inv var if it's not recorded before.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
	(get_shiftadd_cost): Ditto.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-address.c: Include header file.
	(move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
	address.
	(add_to_parts): Refactor.
	(addr_to_parts): New parameter.  Update use of move_hint_to_base.
	(create_mem_ref): Update use of addr_to_parts.  Re-associate addr
	in new order.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/53090
	* tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
	COMP_IV_EXPR_2.
	(extract_cond_operands): Detect condition with IV on both sides
	and return COMP_IV_EXPR_2.
	(find_interesting_uses_cond): Add iv_use for both IVs in condition.
	(rewrite_use_compare): Simplify by removing call to function
	extract_cond_operands.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
	(extract_cond_operands): Detect condition comparing against non-
	invariant bound and return appropriate enum value.
	(find_interesting_uses_cond): Update use of extract_cond_operands.
	Handle its return value accordingly.
	(determine_group_iv_cost_cond, rewrite_use_compare): Ditto.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
	nonlinear iv_use computation in loop invariant sensitive way.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
	(find_iv_candidates): Call relate_compare_use_with_all_cands.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
	(dump_cand): Support iv_cand.inv_exprs.
	(add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
	for candidates.
	(iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
	iv_cand.inv_exprs.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
	from ...
	* tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
	as local function.  Include necessary header files.
	* tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
	operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
	RSHIFT_EXPR and BIT_NOT_EXPR.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
	(adjust_setup_cost): New parameter supporting round up adjustment.
	(struct address_cost_data): Delete.
	(force_expr_to_var_cost): Don't bound cost with spill_cost.
	(split_address_cost, ptr_difference_cost): Delete.
	(difference_cost, compare_aff_trees, record_inv_expr): Delete.
	(struct ainc_cost_data): New struct.
	(get_address_cost_ainc): New function.
	(get_address_cost, get_computation_cost): Reimplement.
	(determine_group_iv_cost_address): Record inv_expr for all uses of
	a group.
	(determine_group_iv_cost_cond): Call get_loop_invariant_expr.
	(iv_ca_has_deps): Reimplemented to ...
	(iv_ca_more_deps): ... this.  Check if NEW_CP introduces more deps
	than OLD_CP.
	(iv_ca_extend): Call iv_ca_more_deps.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-address.c (struct mem_address): Move to header file.
	(valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
	* tree-ssa-address.h (struct mem_address): Move from C file.
	(valid_mem_ref_p, move_fixed_address_to_symbol): Declare.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* tree-affine.h (aff_combination_type): New interface.
	(aff_combination_zero_p): Remove static.
	(aff_combination_const_p): New interface.
	(aff_combination_singleton_var_p): New interfaces.

2017-05-11  Richard Biener  <rguenther@suse.de>

	* tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
	Skip unreachable blocks and destinations.
	(eliminate): Move stmt removal and fixup ...
	(fini_eliminate): ... here.  Skip inserted exprs.
	(pass_pre::execute): Move fini_pre after fini_eliminate.
	* tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
	(tail_merge_optimize): Run cleanup_tree_cfg if requested by
	PRE to get rid of dead code that has invalid SSA form and
	split critical edges again.

2017-05-11  Bin Cheng  <bin.cheng@arm.com>

	* rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.

2017-05-11  Richard Biener  <rguenther@suse.de>

	* passes.c (execute_function_todo): Verify loops if they are
	said to be up-to-date.
	* cfgexpand.c (pass_expand::execute): Discard loops for -dx.
	* trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.

2017-05-10  John David Anglin  <danglin@gcc.gnu.org>

	PR target/80090
	* config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
	handle calling assemble_external ourself.

	PR target/79027
	* config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
	modes with zero size.  Enhance comment.

2017-05-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
	built-ins for vec_xl and vec_xst with short and char pointer
	arguments.

2017-05-10  Sebastian Peryt  <sebastian.peryt@intel.com>

	* config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
	(_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
	(_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
	(_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
	(_mm_maskz_min_round_ss): New intrinsics.
	* config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
	(V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
	* config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
	(__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
	(__builtin_ia32_minss_mask_round): New builtins.
	* config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
	(V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
	* config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
	Rename to ...
	(<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
	(v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
	Change to ...
	(v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
	... this.

2017-05-10  Sebastian Peryt  <sebastian.peryt@intel.com>

	* config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
	(_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
	(_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
	(_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
	(_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
	(_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
	(_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
	* config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
	(V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
	* config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
	(__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
	(__builtin_ia32_mulss_mask_round): New builtins.
	* config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
	(V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
	* config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
	Rename to ...
	(<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
	(v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
	Change to ...
	(v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
	... this.

2017-05-10  Julia Koval  <julia.koval@intel.com>

	* config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
	(_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
	(_mm256_setr_m128i): New intrinsics.

2017-05-10  Julia Koval  <julia.koval@intel.com>

	* config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
	(_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
	(_mm_maskz_rcp14_ss): New intrinsics.
	* config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
	(__builtin_ia32_rcp14ss_mask): New builtins.
	* config/i386/sse.md (srcp14<mode>_mask): New pattern.

2017-05-10  Peter Bergner  <bergner@vnet.ibm.com>

	PR tree-optimization/51513
	* tree-cfg.c (gimple_seq_unreachable_p): New function.
	(assert_unreachable_fallthru_edge_p): Use it.
	(group_case_labels_stmt): Likewise.
	* tree-cfg.h: Prototype it.
	* stmt.c: Include cfghooks.h and tree-cfg.h.
	(emit_case_dispatch_table) <gap_label>: New local variable.
	Use it to fill dispatch table gaps.
	Test for default_label before updating probabilities.
	(expand_case) <default_label>: Remove unneeded initialization.
	Test for unreachable default case statement and remove its edge.
	Set default_label accordingly.
	* tree-ssa-ccp.c (optimize_unreachable): Update comment.

2017-05-10  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c: Add support for built-in functions
	vector signed char	vec_neg (vector signed char)
	vector signed short int	vec_neg (vector short int)
	vector signed int	vec_neg (vector signed int)
	vector signed long long	vec_neg (vector signed long long)
	vector float		vec_neg (vector float)
	vector double		vec_neg (vector double)
	* config/rs6000/rs6000-builtin.def: Add definitions for NEG function
	overload.
	* config/rs6000/altivec.h: Add define for vec_neg
	* doc/extend.texi: Update the built-in documentation for the
	new built-in functions.

2017-05-10  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	PR tree-optimization/77644
	* match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.

2017-05-10  Nathan Sidwell  <nathan@acm.org>

	* dumpfile.h (TDI_lang_all): New.
	(TDF_KIND): New. Renumber others
	(TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
	than bits.
	* dumpfile.c (dump_files): Mark language dumps as TDF_LANG.  add
	lang-all.
	(get_dump_file_name): Adjust suffix generation.
	(dump_enable_all): Use TDF_KIND.
	* doc/invoke.texi (-fdump-lang-all): Document.

	* dumpfile.h: Tabify.

2017-05-10  Wilco Dijkstra  <wdijkstr@arm.com>

	PR target/80671
	* config/aarch64/cortex-a57-fma-steering.c (merge_forest):
	Move member access before delete.

2017-05-10  Alexandre Oliva <aoliva@redhat.com>

	* tree-inline.c (expand_call_inline): Split block at stmt
	before the call.

2017-05-09  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/68163
	* config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
	are now unused after splitting mov{sf,sd}_hardfloat.
	(f32_lr2): Likewise.
	(f32_lm): Likewise.
	(f32_lm2): Likewise.
	(f32_li): Likewise.
	(f32_li2): Likewise.
	(f32_lv): Likewise.
	(f32_sr): Likewise.
	(f32_sr2): Likewise.
	(f32_sm): Likewise.
	(f32_sm2): Likewise.
	(f32_si): Likewise.
	(f32_si2): Likewise.
	(f32_sv): Likewise.
	(f32_dm): Likewise.
	(f32_vsx): Likewise.
	(f32_av): Likewise.
	(mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
	For movsf, order stores so the VSX stores occur before the GPR
	store which encourages the register allocator to use a traditional
	FPR instead of a GPR.  For movsd, order the stores so that the GPR
	store comes before the VSX stores to allow the power6 to work.
	This is due to the power6 not having a 32-bit integer store
	instruction from a FPR.
	(movsf_hardfloat): Likewise.
	(movsd_hardfloat): Likewise.

2017-05-09  Martin Sebor  <msebor@redhat.com>

	PR translation/80280
	* config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
	added in r247778.

	PR translation/80280
	* config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
	data member added in r247778.
	(ms_scanf_flag_specs, ms_strftime_flag_specs): Same.

2017-05-09  Nathan Sidwell  <nathan@acm.org>

	* tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.

	* ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
	typedefs.

2017-05-09  Marek Polacek  <polacek@redhat.com>

	* doc/invoke.texi: Fix typo.

2017-05-09  Richard Biener  <rguenther@suse.de>

	* tree-vrp.c (vrp_val_is_max): Adjust comment.
	(vrp_val_is_min): Likewise.
	(set_value_range_to_value): Likewise.
	(set_value_range_to_nonnegative): Likewise.
	(gimple_assign_nonzero_p): Likewise.
	(gimple_stmt_nonzero_p): Likewise.
	(vrp_int_const_binop): Likewise.  Remove unreachable case.
	(adjust_range_with_scev): Adjust comments.
	(compare_range_with_value): Likewise.
	(extract_range_from_phi_node): Likewise.
	(test_for_singularity): Likewise.

2017-05-09  Richard Biener  <rguenther@suse.de>

	* tree-vrp.c (get_single_symbol): Add assert that we don't
	get overflowed constants as invariant part.
	(compare_values_warnv): Add comment before the TREE_NO_WARNING
	checks.  Use wi::cmp instead of recursing for integer constants.
	(compare_values): Just ignore whether we assumed undefined
	overflow instead of failing the compare.
	(extract_range_for_var_from_comparison_expr): Add comment before the
	TREE_NO_WARNING sets.
	(test_for_singularity): Likewise.
	(extract_range_from_comparison): Do not disable optimization
	when we assumed undefined overflow.
	(extract_range_basic): Remove init of unused var.

2017-05-09  Richard Biener  <rguenther@suse.de>

	* tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
	(extract_range_from_multiplicative_op_1): Adjust.
	(extract_range_from_binary_expr_1): Use int_const_binop.

2017-05-08  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/80101
	* config/rs6000/power6.md: Replace store_data_bypass_p calls with
	rs6000_store_data_bypass_p in seven define_bypass directives and
	in several comments.
	* config/rs6000/rs6000-protos.h: Add prototype for
	rs6000_store_data_bypass_p function.
	* config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
	function implements slightly different (rs6000-specific) semantics
	than store_data_bypass_p, returning false rather than aborting
	with assertion error when arguments do not satisfy the
	requirements of store data bypass.
	(rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
	rs6000_store_data_bypass_p.

2017-05-08  Max Filippov  <jcmvbkbc@gmail.com>

	* config/xtensa/xtensa-protos.h
	(xtensa_initial_elimination_offset): New declaration.
	* config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
	New function. Move its body from the INITIAL_ELIMINATION_OFFSET
	macro definition, add case for FRAME_POINTER_REGNUM when
	FRAME_GROWS_DOWNWARD.
	* config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
	(INITIAL_ELIMINATION_OFFSET): Replace body with call to
	xtensa_initial_elimination_offset.

2017-05-08  Nathan Sidwell  <nathan@acm.org>

	* doc/invoke.texi: Alphabetize -fdump options.

2017-05-08  Martin Sebor  <msebor@redhat.com>

	PR translation/80280
	* config/sol2-c.c (solaris_pragma_align): Correct quoting.

2017-05-08  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* target.def (compute_frame_layout): New optional target hook.
	* doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
	* doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
	* lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
	target hook.
	* reload1.c (verify_initial_elim_offsets): Likewise.
	* config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
	(use_simple_return_p): Call arm_compute_frame_layout if needed.
	(arm_get_frame_offsets): Split up into this ...
	(arm_compute_frame_layout): ... and this function.

2017-05-08  Richard Sandiford  <richard.sandiford@arm.com>

	* config/aarch64/constraints.md (Usa): New constraint.
	* config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.

2017-05-08  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
	with_multilib_list after it has been checked.

2017-05-08  Richard Biener  <rguenther@suse.de>

	* tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
	(bitmap_set_subtract_values): Likewise.

2017-05-08  Richard Biener  <rguenther@suse.de>

	* tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
	(gimple_assign_nonzero): ... this and remove strict_overflow_p
	argument.
	(gimple_stmt_nonzero_warnv_p): Rename to ...
	(gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
	argument.
	(vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
	(extract_range_basic): Adjust, do not disable propagation on
	strict overflow sensitive simplification.
	(vrp_visit_cond_stmt): Likewise.

2017-05-05  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
	body size unconditionally.

2017-05-07  Jeff Law  <law@redhat.com>

	Revert:
	2017-05-06  Jeff Law  <law@redhat.com>
	PR tree-optimization/78496
	* tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
	code.

	PR tree-optimization/78496
	* tree-vrp.c (simplify_assert_expr_using_ranges): New function.
	(simplify_stmt_using_ranges): Call it.
	(vrp_dom_walker::before_dom_children): Extract equivalences
	from an ASSERT_EXPR with an equality comparison against a
	constant.

2017-05-06  Jeff Law  <law@redhat.com>

	PR tree-optimization/78496
	* tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
	code.

	PR tree-optimization/78496
	* tree-vrp.c (simplify_assert_expr_using_ranges): New function.
	(simplify_stmt_using_ranges): Call it.
	(vrp_dom_walker::before_dom_children): Extract equivalences
	from an ASSERT_EXPR with an equality comparison against a
	constant.

2017-05-06  Richard Sandiford  <richard.sandiford@linaro.org>

	* lra-constraints.c (lra_copy_reg_equiv): New function.
	(split_reg): Use it to copy equivalence information from the
	original register to the spill register.

2017-05-06  Richard Sandiford  <richard.sandiford@linaro.org>

	PR rtl-optimization/75964
	* simplify-rtx.c (simplify_const_relational_operation): Remove
	invalid handling of comparisons of integer ABS.

2017-05-06  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ext_80387_constant_init): Do not explicitly
	initialize to zero.
	(init_regs): Remove declaration.
	(function_arg_advance_32): Initialize error_p as boolean variable.

2017-05-05  Nathan Sidwell  <nathan@acm.org>

	* store-motion.c (remove_reachable_equiv_notes): Reformat long
	lines.  Use for (;;).

2017-05-05  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
	(rs6000_init_cost): Initialize rs6000_vect_nonmem.
	(rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
	(rs6000_finish_cost): Avoid vectorizing simple copy loops with
	VF=2 that require versioning.

2017-05-05  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
	int.

2017-05-05  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic.h (diagnostic_override_option_index): Convert from
	macro to inline function.

2017-05-05  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic.c (last_module_changed_p): New function.
	(set_last_module): New function.
	(diagnostic_report_current_module): Convert macro usage to
	the above functions.
	* diagnostic.h (diagnostic_context::last_module): Strengthen
	from const line_map * to const line_map_ordinary *.
	(diagnostic_last_module_changed): Delete macro.
	(diagnostic_set_last_module): Delete macro.

2017-05-05  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic.c (diagnostic_impl): Replace report_diagnostic
	with diagnostic_report_diagnostic.
	(diagnostic_n_impl_richloc): Likewise.
	* diagnostic.h (report_diagnostic): Delete macro.
	* rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
	with diagnostic_report_diagnostic.
	* substring-locations.c (format_warning_va): Likewise.

2017-05-05  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic.c (diagnostic_report_diagnostic): Eliminate
	save/restor of format_spec.  Move option-printing code to...
	(print_option_information): ...this new function, and
	reimplement by simply printing to the pretty_printer,
	rather than appending to the format string.

2017-05-05  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic.c (diagnostic_report_diagnostic): Split out pragma
	handling logic into...
	(update_effective_level_from_pragmas): ...this new function.

2017-05-04  Andrew Waterman  <andrew@sifive.com>

	* config/riscv/riscv.opt (mstrict-align): New option.
	* config/riscv/riscv.h (STRICT_ALIGNMENT): Use it.  Update comment.
	(SLOW_UNALIGNED_ACCESS): Define.
	(riscv_slow_unaligned_access): Declare.
	* config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
	field.
	(riscv_slow_unaligned_access): New variable.
	(rocket_tune_info): Set slow_unaligned_access to true.
	(optimize_size_tune_info): Set slow_unaligned_access to false.
	(riscv_cpu_info_table): Add entry for optimize_size_tune_info.
	(riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
	(riscv_option_override): Set riscv_slow_unaligned_access.
	* doc/invoke.texi: Add -mstrict-align to RISC-V.

2017-05-04  Kito Cheng  <kito.cheng@gmail.com>

	* config/riscv/riscv.md: Unify indentation.

2017-05-05  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/79038
	PR target/79202
	PR target/79203
	* config/rs6000/rs6000.md (u code attribute): Add FIX and
	UNSIGNED_FIX.
	(extendsi<mode>2): Add support for doing sign extension via
	VUPKHSW and XXPERMDI if the value is in Altivec registers and we
	don't have ISA 3.0 instructions.
	(extendsi<mode>2 splitter): Likewise.
	(fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
	generate the normal insns since SImode can now go in vector
	registers.  Disallow the special UNSPECs needed for previous
	machines to hide SImode being used.  Add new insns
	fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
	(fix_trunc<mode>si2_stfiwx): Likewise.
	(fix_trunc<mode>si2_internal): Likewise.
	(fixuns_trunc<mode>si2): Likewise.
	(fixuns_trunc<mode>si2_stfiwx): Likewise.
	(fctiw<u>z_<mode>_smallint): Likewise.
	(fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
	of floating point to 32-bit integer from doing a direct move to
	the GPR registers to do a store.
	(fctiwz_<mode>): Break long line.

2017-05-05  Bin Cheng  <bin.cheng@arm.com>

	* Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
	* tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
	(addr_list, addr_offset_valid_p): New.
	(split_address_groups): Check offset validity with above function.
	(gt-tree-ssa-loop-ivopts.h): Include header file.

2017-05-05  Nathan Sidwell  <nathan@acm.org>

	* config.gcc (arm*-*-*): Add missing 'fi'.

2017-05-05  Steve Ellcey  <sellcey@cavium.com>

	* doc/invoke.texi (-fopt-info): Explicitly say order of options
	included in -fopt-info does not matter.
	* doc/optinfo.texi (-fopt-info): Fix description of default
	behavour. Explicitly say order of options included in -fopt-info
	does not matter.

2017-05-05  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config.gcc: Allow combinations of aprofile and rmprofile values for
	--with-multilib-list.
	* config/arm/t-multilib: New file.
	* config/arm/t-aprofile: Remove initialization of MULTILIB_*
	variables.  Remove setting of ISA and floating-point ABI in
	MULTILIB_OPTIONS and MULTILIB_DIRNAMES.  Set architecture and FPU in
	MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
	and MULTILIB_DIRNAMES respectively.  Add comment to introduce all
	matches.  Add architecture matches for marvel-pj4 and generic-armv7-a
	CPU options.
	* config/arm/t-rmprofile: Likewise except for the matches changes.
	* doc/install.texi (--with-multilib-list): Document the combination of
	aprofile and rmprofile values and warn about pitfalls in doing that.

2017-05-05  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
	(movdi_aarch64): Likewise.

2017-05-05  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/80632
	* tree-switch-conversion.c (struct switch_conv_info): Add target_vop
	field.
	(build_arrays): Initialize it for virtual phis.
	(fix_phi_nodes): Use it for virtual phis.

	PR tree-optimization/80558
	* tree-vrp.c (extract_range_from_binary_expr_1): Optimize
	[x, y] op z into [x op, y op z] for op & or | if conditions
	are met.

2017-05-05  Andre Vieira  <andre.simoesdiasvieira@arm.com>
	    Prakhar Bahuguna  <prakhar.bahuguna@arm.com>

	PR target/71607
	* config/arm/arm.md (use_literal_pool): Remove.
	(64-bit immediate split): No longer takes cost into consideration
	if arm_disable_literal_pool is enabled.
	* config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
	used when arm_disable_literal_pool is enabled.
	(arm_max_const_double_inline_cost): Remove use of
	arm_disable_literal_pool.
	(push_minipool_fix): Add assert.
	(arm_reorg): Add return if arm_disable_literal_pool is enabled.
	* config/arm/vfp.md (no_literal_pool_df_immediate): New.
	(no_literal_pool_sf_immediate): New.

2017-05-05  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	PR tree-optimization/80613
	* tree-ssa-dce.c (propagate_necessity): Remove cases for
	BUILT_IN_STRDUP and BUILT_IN_STRNDUP.

2017-05-05  Richard Biener  <rguenther@suse.de>

	* tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.

2017-05-05  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.md [flag_strict_overflow]: Remove any occurence
	of this flag from insn conditions due to removal from r247495.

2017-05-05  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
	New function.
	(arm_early_store_addr_dep_ptr): Likewise.
	* config/arm/aarch-common-protos.h
	(arm_early_load_addr_dep_ptr): Add prototype.
	(arm_early_store_addr_dep_ptr): Likewise.
	* config/arm/cortex-a53.md: Add new bypasses.

2017-05-05  Jakub Jelinek  <jakub@redhat.com>

	* tree.c (next_type_uid): Change type to unsigned.
	(type_hash_canon): Decrement back next_type_uid if
	freeing a type node with the highest TYPE_UID.  For INTEGER_TYPEs
	also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
	if possible.

2017-05-04  Martin Sebor  <msebor@redhat.com>

	* builtins.c: Fix a trivial typo in a comment.

	PR middle-end/79234
	* builtins.c (check_sizes): Adjust to handle reading past the end.
	Avoid printing excessive upper bound of ranges.  Use %E to print
	tree nodes instead of converting them to %wu.
	(expand_builtin_memchr): New function.
	(compute_dest_size): Rename...
	(compute_objsize): ...to this.
	(expand_builtin_memcpy): Adjust.
	(expand_builtin_mempcpy): Adjust.
	(expand_builtin_strcat): Adjust.
	(expand_builtin_strcpy): Adjust.
	(check_strncat_sizes): Adjust.
	(expand_builtin_strncat): Adjust.
	(expand_builtin_strncpy): Adjust and simplify.
	(expand_builtin_memset): Adjust.
	(expand_builtin_bzero): Adjust.
	(expand_builtin_memcmp): Adjust.
	(expand_builtin): Handle memcmp.
	(maybe_emit_chk_warning): Check strncat just once.

2017-05-04  Martin Sebor  <msebor@redhat.com>

	PR preprocessor/79214
	PR middle-end/79222
	PR middle-end/79223
	* builtins.c (check_sizes): Add inlining context and issue
	warnings even when -Wno-system-headers is set.
	(check_strncat_sizes): Same.
	(expand_builtin_strncat): Same.
	(expand_builtin_memmove): New function.
	(expand_builtin_stpncpy): Same.
	(expand_builtin): Handle memmove and stpncpy.

2017-05-04  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
	which is not used any more.

2017-05-04  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (generic_tunings): Update prefetch model.

2017-05-04  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
	(cortexa53_tunings): Likewise.
	(cortexa57_tunings): Likewise.
	(cortexa72_tunings): Likewise.
	(cortexa73_tunings): Likewise.

2017-05-04  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
	Set loop alignment to 8.

2017-05-04  Martin Sebor  <msebor@redhat.com>

	PR translation/80280
	* builtins.c (expand_builtin_object_size): Add missing quoting to
	%D and like directives.
	* hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
	(hsa_type_for_tree_type): Same.
	(verify_function_arguments): Same.
	* symtab.c (symbol_table::change_decl_assembler_name): Same.
	* varasm.c (get_section): Same.
	(mark_weak): Same.

2017-05-04  Martin Sebor  <msebor@redhat.com>

	PR translation/80280
	* config/i386/i386.c (ix86_function_versions): Quote a %D directive.

2017-05-04  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (generic_addrcost_table):
	Change HI/TI mode setting.

2017-05-04  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/80622
	* tree-sra.c (comes_initialized_p): New function.
	(build_accesses_from_assign): Only set write lazily when
	comes_initialized_p is false.
	(analyze_access_subtree): Use comes_initialized_p.
	(propagate_subaccesses_across_link): Assert !comes_initialized_p
	instead of testing for PARM_DECL.

2017-05-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.md (prefetch); Adjust predicate and
	constraint on operand 0 to allow more general addressing modes.
	Adjust output template.
	* config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
	New function.
	* config/aarch64/aarch64-protos.h
	(aarch64_address_valid_for_prefetch_p): Declare prototype.
	* config/aarch64/constraints.md (Dp): New address constraint.
	* config/aarch64/predicates.md (aarch64_prefetch_operand): New
	predicate.

2017-05-04  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
	update use of estimate_ipcp_clone_size_and_time.
	(estimate_local_effects): Update use of
	estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
	* ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
	* ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
	Return nonspecialized time.

2017-05-04  Richard Biener  <rguenther@suse.de>

	* tree-ssa-alias.c (get_continuation_for_phi): Improve looking
	for the last VUSE which def dominates the PHI.  Directly call
	maybe_skip_until.
	(get_continuation_for_phi_1): Remove.

2017-05-04  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
	to explain the use of truncating division.  Cap the number of
	iterations to the maximum given by nb_iterations_upper_bound,
	if defined.

2017-05-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* configure.ac (--enable-mingw-wildcard): Add new configurable feature.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/i386/driver-mingw32.c: new file.
	* config/i386/x-mingw32: Add rule to build driver-mingw32.o.
	* config.host: Link driver-mingw32.o on MinGW host.
	* doc/install.texi: Document new --enable-mingw-wildcard configure
	option.

2017-05-04  Marek Polacek  <polacek@redhat.com>

	PR tree-optimization/80612
	* calls.c (get_size_range): Check for INTEGRAL_TYPE_P.

2017-05-04  Prakhar Bahuguna  <prakhar.bahuguna@arm.com>
	    Andre Simoes Dias Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
	(movt splitter): Likewise.
	* config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
	to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
	(const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
	block for Thumb-1 with MOVT.
	(thumb2_legitimate_address_p): Move code block ...
	(can_avoid_literal_pool_for_label_p): ... into this new function.
	(thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
	literal pool.
	(thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
	* doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
	"M-profile targets with the MOVT instruction".

2017-05-04  Prakhar Bahuguna  <prakhar.bahuguna@arm.com>

	* config/arm/arm-builtins.c (arm_init_builtins): Rename
	__builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
	__builtin_arm_stfscr to __builtin_arm_set_fpscr.

2017-05-04  Martin Liska  <mliska@suse.cz>

	* tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
	variable cond_code.

2017-05-04  Richard Biener  <rguenther@suse.de>

	* tree.c (array_at_struct_end_p): Handle arrays at struct
	end with flexarrays more conservatively.  Refactor and treat
	arrays of arrays or aggregates more strict.  Fix
	VIEW_CONVERT_EXPR handling.  Remove allow_compref argument.
	* tree.c (array_at_struct_end_p): Adjust prototype.
	* emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
	* gimple-fold.c (get_range_strlen): Likewise.
	* tree-chkp.c (chkp_may_narrow_to_field): Likewise.

2017-05-04  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/31130
	* tree-vrp.c (needs_overflow_infinity): Remove as always returning
	false.
	(supports_overflow_infinity): Likewise.
	(is_negative_overflow_infinity): Likewise.
	(is_positive_overflow_infinity): Likewise.
	(is_overflow_infinity): Likewise.
	(stmt_overflow_infinity): Likewise.
	(overflow_infinity_range_p): Likewise.
	(usable_range_p): Remove as always returning true.
	(make_overflow_infinity): Remove.
	(negative_overflow_infinity): Likewise.
	(positive_overflow_infinity): Likewise.
	(avoid_overflow_infinity): Likewise.
	(set_value_range): Adjust accordingly.
	(set_value_range_to_nonnegative): Likewise, remove now unused
	overflow_infinity arg.
	(vrp_operand_equal_p): Adjust.
	(update_value_range): Likewise.
	(range_int_cst_singleton_p): Likewise.
	(operand_less_p): Likewise.
	(compare_values_warnv): Likewise.
	(extract_range_for_var_from_comparison_expr): Likewise.
	(vrp_int_const_binop): Likewise.
	(zero_nonzero_bits_from_vr): Likewise.
	(extract_range_from_multiplicative_op_1): Likewise.
	(extract_range_from_binary_expr_1): Likewise.
	(extract_range_from_unary_expr): Likewise.
	(extract_range_from_comparison): Likewise.
	(extract_range_basic): Likewise.
	(adjust_range_with_scev): Likewise.
	(compare_ranges): Likewise.
	(compare_range_with_value): Likewise.
	(dump_value_range): Likewise.
	(test_for_singularity): Likewise, remove strict_overflow_p parameter
	never used.
	(simplify_cond_using_ranges): Adjust.

2017-05-04  Pekka Jääskeläinen  <pekka.jaaskelainen@parmance.com>

	* brig-builtins.def: Added a builtin for class_f64.
	* builtin-types.def: Added a builtin type needed by class_f64.

2017-05-03  Jason Merrill  <jason@redhat.com>

	* timevar.def: Add TV_CONSTEXPR.

2017-05-03  David Malcolm  <dmalcolm@redhat.com>

	* common.opt (fdiagnostics-parseable-fixits): Fix typo.

2017-05-03  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.c (ipa_update_after_lto_read): Removed.
	* ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
	* ipa-cp.c (ipcp_propagate_stage): Do not call
	ipa_update_after_lto_read.
	* ipa-inline.c (ipa_inline): Likewise.

2017-05-03  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.h (ipa_edge_args): Make a class.  Mark with for_user GTY
	tag.  Added a default constructor and a destructor.
	(ipa_edge_args_sum_t): New class;
	(ipa_edge_args_sum): Declare.
	(ipa_edge_args_vector): Remove declaration.
	(IPA_EDGE_REF): Use ipa_edge_args_sum.
	(ipa_free_edge_args_substructures): Remove declaration.
	(ipa_check_create_edge_args): Use ipa_edge_args_sum.
	(ipa_edge_args_info_available_for_edge_p): Likewise.
	* ipa-prop.c (ipa_edge_args_vector): Removed.
	(edge_removal_hook_holder): Likewise.
	(edge_duplication_hook_holder): Likewise.
	(ipa_edge_args_sum): New variable.
	(ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
	ipa_edge_args_vector.
	(ipa_free_edge_args_substructures): Likewise.
	(ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
	ipa_edge_args_vector.
	(ipa_edge_removal_hook): Turned into method
	ipa_edge_args_sum_t::remove.
	(ipa_edge_duplication_hook): Turned into method
	ipa_edge_args_sum_t::duplicate.
	(ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
	registering edge hooks.
	(ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
	* ipa-inline-analysis.c (estimate_function_body_sizes): Test
	ipa_edge_args_sum instead of ipa_edge_args_vector.
	* ipa-profile.c (ipa_profile): Likewise.

2017-05-03  Martin Jambor  <mjambor@suse.cz>

	* symbol-summary.h (function_summary): New method exists.
	(function_summary::symtab_removal): Deallocate through release.
	(call_summary): New class.
	(gt_ggc_mx): New overload.
	(gt_pch_nx): Likewise.
	(gt_pch_nx): Likewise.

2017-05-03  Jeff Law  <law@redhat.com>

	PR tree-optimization/78496
	* tree-vrp.c (simplify_cond_using_ranges_1): Renamed
	from simplify_cond_using_ranges.  Split off code to walk
	backwards through casts into ...
	(simplify_cond_using_ranges_2): New function.
	(simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
	(execute_vrp): After identifying jump threads, call
	simplify_cond_using_ranges_2.

2017-05-03  Jan Hubicka  <hubicka@ucw.cz>

	PR bootstrap/80609
	* ipa-inline.h (inline_summary): Add ctor.
	(create_ggc): Do not use ggc_cleared_alloc.

2017-05-03  Jeff Downs  <heydowns@somuchpressure.net>
	    Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* gcc.c (handle_braces): Support escaping in switch matching
	text.
	* doc/invoke.texi (Spec Files): Document it.
	Remove superfluous @code markup in items.

2017-05-03  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic-show-locus.c (struct column_range): New struct.
	(get_affected_columns): New function.
	(get_printed_columns): New function.
	(struct correction): New struct.
	(correction::ensure_capacity): New function.
	(correction::ensure_terminated): New function.
	(struct line_corrections): New struct.
	(line_corrections::~line_corrections): New dtor.
	(line_corrections::add_hint): New function.
	(layout::print_trailing_fixits): Reimplement in terms of the new
	classes.
	(selftest::test_overlapped_fixit_printing): New function.
	(selftest::diagnostic_show_locus_c_tests): Call it.

2017-05-03  Nathan Sidwell  <nathan@acm.org>

	Canonicalize canonical type hashing
	* tree.h (type_hash_canon_hash): Declare.
	* tree.c (type_hash_list, attribute_hash_list): Move into
	type_hash_canon_hash.
	(build_type_attribute_qual_variant): Break out hash code calc into
	type_hash_canon_hash.
	(type_hash_canon_hash): New.  Generic type hash computation.
	(build_range_type_1, build_array_type_1, build_function_type,
	build_method_type_directly, build_offset_type, build_complex_type,
	make_vector_type): Call it.

2017-05-03  Richard Biener  <rguenther@suse.de>

	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
	When all DRs have unknown misaligned do not always peel
	when there is a store but apply the same costing model as if
	there were only loads.

2017-05-03  Richard Biener  <rguenther@suse.de>

	Revert
	PR tree-optimization/80492
	* tree-ssa-alias.c (decl_refs_may_alias_p): Handle
	compare_base_decls returning dont-know properly.

2017-05-03  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/iterators.md (CCSI): New mode iterator.
	(arch): New mode attribute.
	* config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
	(atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
	(atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This.  Use CCSI
	code iterator for success result mode.
	* config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
	the corresponding new insn generators.

2017-05-03  Bin Cheng  <bin.cheng@arm.com>

	Revert r247509
	2017-05-02  Bin Cheng  <bin.cheng@arm.com>
	* rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.

2017-05-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
	(SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
	(DDR_A): Wrap DDR argument in brackets.
	(DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
	(DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
	(DDR_REVERSED_P): Likewise.

2017-05-03  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79472
	* tree-switch-conversion.c (struct switch_conv_info): Add
	contiguous_range and default_case_nonstandard fields.
	(collect_switch_conv_info): Compute contiguous_range and
	default_case_nonstandard fields, don't clear final_bb if
	contiguous_range and only the default case doesn't have the required
	structure.
	(check_all_empty_except_final): Set default_case_nonstandard instead
	of failing if contiguous_range and the default case doesn't have empty
	block.
	(check_final_bb): Add SWTCH argument, don't fail if contiguous_range
	and only the default case doesn't have the required constants.  Skip
	virtual phis.
	(gather_default_values): Skip virtual phis.  Allow non-NULL CASE_LOW
	if default_case_nonstandard.
	(build_constructors): Build constant 1 just once.  Assert that default
	values aren't inserted in between cases if contiguous_range.  Skip
	virtual phis.
	(build_arrays): Skip virtual phis.
	(prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
	(fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
	Handle virtual phis.
	(gen_inbound_check): Handle default_case_nonstandard case.
	(process_switch): Adjust check_final_bb caller.  Call
	gather_default_values with the first non-default case instead of
	default case if default_case_nonstandard.

2017-05-02  Nathan Sidwell  <nathan@acm.org>

	* ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
	check.  Fix formatting.

2017-05-02  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
	errors when comparing specialized and unspecialized times.

2017-05-02  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic-show-locus.c
	(layout::should_print_annotation_line_p): Make private.
	(layout::print_annotation_line): Make private.
	(layout::annotation_line_showed_range_p): Make private.
	(layout::show_ruler): Make private.
	(layout::print_source_line): Make private.  Pass in line and
	line_width, rather than calling location_get_source_line.  Drop
	returned value.
	(layout::print_leading_fixits): New method.
	(layout::print_any_fixits): Rename to...
	(layout::print_trailing_fixits): ...this, and make private.
	Don't print newline fixits.
	(diagnostic_show_locus): Move logic for printing one row into...
	(layout::print_line): ...this new function.  Move the
	location_get_source_line call and error-handling from
	print_source_line to here.  Call print_leading_fixits, and rename
	print_any_fixits to print_trailing_fixits.
	(selftest::test_fixit_insert_containing_newline): Update now that
	newlines are partially supported.
	(selftest::test_fixit_insert_containing_newline_2): New test.
	(selftest::test_fixit_replace_containing_newline): Update comments.
	(selftest::diagnostic_show_locus_c_tests): Call the new test.
	* edit-context.c (class added_line): New class.
	(class edited_line): Describe newline handling in comment.
	(edited_line::actually_edited_p): New method.
	(edited_line::print_content): Delete redundant decl.
	(edited_line::m_predecessors): New field.
	(edited_file::print_content): Call edited_line::print_content.
	(edited_file::print_diff): Update to support newlines.
	(edited_file::print_diff_hunk): Likewise.
	(edited_file::print_run_of_changed_lines): New function.
	(edited_file::print_diff_line): Convert to...
	(print_diff_line): ...this.
	(edited_file::get_effective_line_count): New function.
	(edited_line::edited_line): Initialize new field m_predecessors.
	(edited_line::~edited_line): Clean up m_predecessors.
	(edited_line::apply_fixit): Handle newlines.
	(edited_line::get_effective_line_count): New function.
	(edited_line::print_content): New function.
	(edited_line::print_diff_lines): New function.
	(selftest::test_applying_fixits_insert_containing_newline): New
	test.
	(selftest::test_applying_fixits_replace_containing_newline): New
	test.
	(selftest::insert_line): New function.
	(selftest::test_applying_fixits_multiple_lines): Add example of
	inserting a line.
	(selftest::edit_context_c_tests): Call the new tests.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
	parameter cand.  Update dump information.
	(get_computation_cost): Update uses.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
	(get_computation_aff): Reorder parameters.  Use get_computation_aff_1.
	(get_computation_at, rewrite_use_address): Update use of
	get_computation_aff.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
	(get_computation): Delete.
	(get_computation_cost): Implement like get_computation_cost_at.
	Use get_computation_at.
	(get_computation_cost_at): Delete.
	(rewrite_use_nonlinear_expr): Use get_computation_at.
	(rewrite_use_compare, remove_unused_ivs): Ditto.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
	(ivopts_global_cost_for_size): Rename parameter and update uses.
	(iv_ca_recount_cost): Update uses.
	(iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
	candidates seperately in n_invs and n_cands.
	(iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
	(find_inv_vars_cb): New.
	(find_depends): Renamed to ...
	(find_inv_vars): ... this.
	(add_candidate_1, force_var_cost): Call find_inv_vars.
	(split_address_cost, determine_group_iv_cost_cond): Ditto.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
	inv_vars.  Add inv_exprs.
	(struct iv_cand): Rename depends_on to inv_vars.
	(struct ivopts_data): Rename max_inv_id/n_invariant_uses to
	max_inv_var_id/n_inv_var_uses.  Move max_inv_expr_id around.
	Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
	(dump_cand): Dump inv_vars.
	(tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
	(record_invariant, find_depends, add_candidate_1): Ditto.
	(set_group_iv_cost, force_var_cost): Ditto.
	(split_address_cost, ptr_difference_cost, difference_cost): Ditto.
	(get_computation_cost_at, get_computation_cost): Ditto.
	(determine_group_iv_cost_generic): Ditto.
	(determine_group_iv_cost_address): Ditto.
	(determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
	(determine_group_iv_costs): Ditto.
	(iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
	(iv_ca_set_remove_invariants): Renamed to ...
	(iv_ca_set_remove_invs): ... this.  Support inv_vars and inv_exprs.
	(iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
	(iv_ca_set_add_invariants):  Renamed to ...
	(iv_ca_set_add_invs): ... this.  Support inv_vars and inv_exprs.
	(iv_ca_set_cp): Use iv_ca_set_add_invs.
	(iv_ca_has_deps): Support inv_vars and inv_exprs.
	(iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
	(create_new_ivs): Remove useless dump.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
	iv_cand code.
	(determine_group_iv_cost_cond, determine_iv_cost): Ditto.
	(iv_ca_set_no_cp, create_new_iv): Ditto.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.

2017-05-02  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>

	* tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
	function tree_check2.

2017-05-02  Martin Liska  <mliska@suse.cz>

	* doc/gcov.texi: Add missing preposition.
	* gcov.c (function_info::function_info): Properly fill up
	all member variables.

2017-05-02  Tamar Christina  <tamar.christina@arm.com>

	* expr.c (expand_expr_real_2): Re-cost if previous costs are the same.

2017-05-02  Tamar Christina  <tamar.christina@arm.com>

	* simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.

2017-05-02  Martin Liska  <mliska@suse.cz>

	PR lto/77954.
	* lto-streamer-in.c (lto_read_tree_1): Remove
	LTO_STREAMER_DEBUG.
	* lto-streamer.c (struct tree_hash_entry): Likewise.
	(struct tree_entry_hasher): Likewise.
	(tree_entry_hasher::hash): Likewise.
	(tree_entry_hasher::equal): Likewise.
	(lto_streamer_init): Likewise.
	(lto_orig_address_map): Likewise.
	(lto_orig_address_get): Likewise.
	(lto_orig_address_remove): Likewise.
	* lto-streamer.h: Likewise.
	* tree-streamer-in.c (streamer_alloc_tree): Likewise.
	* tree-streamer-out.c (streamer_write_tree_header): Likewise.

2017-05-02  Sebastian Peryt  <sebastian.peryt@intel.com>

	* config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
	(_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
	(mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
	(mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
	(mm_maskz_sub_round_ss, _mm_mask_add_sd)
	(mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
	(mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
	(mm_maskz_sub_ss): New intrinsics.
	* config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
	(V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
	* config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
	(__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
	(__builtin_ia32_subss_mask_round): New builtins.
	* config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
	(V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
	* config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
	Renamed to ...
	(<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
	(v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
	Changed to ...
	(v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
	... this.

2017-05-02  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/78687
	* tree-sra.c (access): New field parent.
	(process_subtree_disqualification): New function.
	(disqualify_candidate): Call it.
	(build_accesses_from_assign): Reset write flag if creating an
	assighnment link.
	(build_access_subtree): Fill in parent field and also prpagate
	down grp_write flag.
	(create_artificial_child_access): New parameter set_grp_write, set
	grp_write to its value.
	(propagate_subaccesses_across_link): Also propagate grp_write flag
	values.
	(propagate_all_subaccesses): Push the closest parent back to work
	queue if add_access_to_work_queue returned true.

2017-05-02  Richard Biener  <rguenther@suse.de>

	* common.opt (fstrict-overflow): Alias negative to fwrapv.
	* doc/invoke.texi (fstrict-overflow): Remove all traces of
	-fstrict-overflow documentation.
	* tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
	(POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
	flag_strict_overflow.
	* ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
	* lto-opts.c (lto_write_options): Do not stream it.
	* lto-wrapper.c (merge_and_complain): Do not handle it.
	* opts.c (default_options_table): Do not set -fstrict-overflow.
	(finish_options): Likewise do not clear it when sanitizing.
	* simplify-rtx.c (simplify_const_relational_operation): Do not
	test flag_strict_overflow.

2017-05-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
	using enabled attribute.
	(*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
	(*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
	(*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
	(*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
	(*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
	(*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
	(*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
	(*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
	(*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
	(*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.

2017-05-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.

2017-05-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80591
	Revert
	2017-04-10  Richard Biener  <rguenther@suse.de>

	* tree-ssa-structalias.c (find_func_aliases): Properly handle
	asm inputs.

2017-05-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80549
	* tree-cfgcleanup.c (mfb_keep_latches): New helper.
	(cleanup_tree_cfg_noloop): Create forwarders to known loop
	headers if they do not have a preheader.

2017-05-02  Martin Liska  <mliska@suse.cz>

	PR other/80589
	* common.opt: Fix typo.
	* doc/invoke.texi: Likewise.

2017-05-01  Jan Beulich  <jbeulich@suse.com>

	* config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
	swapping, add (x,x,m,x,n) alternative.

2017-05-01  Nathan Sidwell  <nathan@acm.org>

	* calls.c (combine_pending_stack_adjustment_and_call): Remove
	unnecessary unadjusted_alignment check.

2017-05-01  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>

	PR c++/80038
	* cilk_common.c (expand_builtin_cilk_detach): Move pedigree
	operations here.
	* gimplify.c (gimplify_cilk_detach): New function.
	(gimplify_call_expr, gimplify_modify_expr): Call it as needed.
	* tree-core.h: Document EXPR_CILK_SPAWN.
	* tree.h (EXPR_CILK_SPAWN): Define.

2017-05-01  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
	to use new fixit_hint representation, using the "replace" logic.
	(get_line_span_for_fixit_hint): Likewise.
	(layout::print_any_fixits): Likewise.
	(selftest::test_one_liner_many_fixits): Rename to...
	(selftest::test_one_liner_many_fixits_1): ...this, and update
	comment and expected output to reflect that the multiple fix-it
	hints are now consolidated into one insertion.
	(selftest::test_one_liner_many_fixits_2): New test.
	(selftest::test_diagnostic_show_locus_one_liner): Update for
	above.
	(selftest::test_fixit_consolidation): Update for fix-it API
	change.
	* diagnostic.c (print_parseable_fixits): Likewise.
	* edit-context.c (edited_line::m_line_events): Convert from
	auto_vec <line_event *> to auto_vec <line_event>.
	(class line_event): Convert from abstract base class to a concrete
	class, taking over the role of replace_event.
	(class insert_event): Delete.
	(class replace_event): Rename to class line_event.  Convert to
	half-open range.
	(edit_context::add_fixits): Reimplement.
	(edit_context::apply_insert): Delete.
	(edit_context::apply_replace): Rename to...
	(edit_context::apply_fixit): ...this.  Convert to half-open range.
	(edited_file::apply_insert): Delete.
	(edited_file::apply_replace): Rename to...
	(edited_file::apply_fixit): ...this.
	(edited_line::~edited_line): Drop deletion of events.
	(edited_line::apply_insert): Delete.
	(edited_line::apply_replace): Rename to...
	(edited_line::apply_fixit): ...this.  Convert to half-open range.
	Update for change to type of m_line_events.
	* edit-context.h (edit_context::apply_insert): Delete.
	(edit_context::apply_replace): Rename to...
	(edit_context::apply_fixit): ...this.

2017-05-01  Martin Sebor  <msebor@redhat.com>

	* gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
	known.

2017-05-01  Uros Bizjak  <ubizjak@gmail.com>

	PR target/68491
	* config/i386/cpuid.h (__get_cpuid): Always return 0 when
	__get_cpuid_max returns 0.
	(__get_cpuid_count): Ditto.

2017-05-01  Eric Botcazou  <ebotcazou@adacore.com>

	* tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
	replacement expression is another instance of one of its arguments.

2017-05-01  Jakub Jelinek  <jakub@redhat.com>

	PR target/79430
	* rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
	check for stack push/pop autoinc.
	* config/i386/i386.c (ix86_agi_dependent): Return false
	if the only reason why modified_in_p returned true is that
	addr is SP based and set_insn is a push or pop.

2017-04-29  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
	overflow check.

2017-04-29  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/79224
	* ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
	(account_size_time): Use two predicates - exec_pred and
	nonconst_pred_ptr.
	(evaluate_conditions_for_known_args): Compute both clause and
	nonspec_clause.
	(evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
	(inline_summary_t::duplicate): Update.
	(estimate_function_body_sizes): Caluculate exec and nonconst predicates
	separately.
	(compute_inline_parameters): Likewise.
	(estimate_edge_size_and_time): Update caluclation of time.
	(estimate_node_size_and_time): Compute both time and nonspecialized
	time.
	(estimate_ipcp_clone_size_and_time): Update.
	(inline_merge_summary): Update.
	(do_estimate_edge_time): Update.
	(do_estimate_edge_size): Update.
	(do_estimate_edge_hints): Update.
	(inline_read_section, inline_write_summary): Stream both new predicates.
	* ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
	as argument.
	(compute_inlined_call_time): Cleanup.
	(big_speedup_p): Update.
	(edge_badness): Update.
	* ipa-inline.h (INLINE_TIME_SCALE): Remove.
	(size_time_entry): Replace predicate by exec_predicate and
	nonconst_predicate.
	(edge_growth_cache_entry): Cache both time nad nonspecialized time.
	(estimate_edge_time): Return also nonspec_time.
	(reset_edge_growth_cache): Update.

2017-04-29  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/80491
	* ifcvt.c (noce_process_if_block): When looking for x setter
	with missing else_bb, don't check only the insn right before
	cond_earliest, but look for the last insn that x is modified in
	within the same bb.

	PR rtl-optimization/80491
	* alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.

2017-04-29  Marc Glisse  <marc.glisse@inria.fr>

	PR tree-optimization/80487
	* tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.

2017-04-29  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	PR tree-optimization/79697
	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
	is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
	(propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
	BUILT_IN_STRNDUP.
	* gimple-fold.c (gimple_fold_builtin_realloc): New function.
	(gimple_fold_builtin): Call gimple_fold_builtin_realloc.

2017-04-28  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/80523
	* gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
	(init_target_to_host_charmap, target_to_host, target_strtol10): New
	functions.
	(maybe_warn, format_directive, parse_directive): Use new functions.
	(pass_sprintf_length::execute): Call init_target_to_host_charmap.

2017-04-28  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.

2017-04-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
	target_header_dir): Set correctly.
	* configure: Regenerated.
	* Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
	(LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
	instead of SYSTEM_HEADER_DIR.

2017-04-28  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
	(estimate_local_effects): Likewise.
	* ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
	edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
	* ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
	estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
	do_estimate_edge_time, estimate_edge_time): Likewise.
	* ipa-inline-analysis.c (estimate_node_size_and_time,
	estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
	(estimate_time_after_inlining): Remove.

2017-04-28  Martin Liska  <mliska@suse.cz>

	* doc/gcov.texi: Enhance documentation of gcov.

2017-04-28  Martin Liska  <mliska@suse.cz>

	* doc/gcov.texi: Sort options in alphabetic order.
	* doc/gcov-dump.texi: Likewise.
	* doc/gcov-tool.texi: Likewise.
	* gcov.c (print_usage): Likewise.
	* gcov-dump.c (print_usage): Likewise.
	* gcov-tool.c (print_merge_usage_message): Likewise.
	(print_rewrite_usage_message): Likewise.
	(print_overlap_usage_message): Likewise.

2017-04-28  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/53915
	* gcov.c (format_gcov): Print 'NAN %' when top > bottom.

2017-04-28  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/79891
	* gcov.c (add_line_counts): Assign BBs to lines just if the BB
	is marked by compiler as living on a line.
	(get_cycles_count): Remove usage of the union.
	(output_intermediate_file): Likewise.
	(find_source): Fix GNU coding style.
	(accumulate_line_counts): Remove old non-all block mode.
	(output_lines): Remove usage of the union.
	* profile.c (output_location): Include all BBs, even if
	belonging to a same line (and file) as a previous BB.

2017-04-28  Martin Liska  <mliska@suse.cz>

	* gcov.c (process_args): Handle new argument 'w'.
	(read_graph_file): Assign ID to BBs.
	(output_branch_count): Display BB # if verbose flag is set.
	(output_lines): Likewise for arcs.
	(print_usage): Add '--verbose' option help.
	* doc/gcov.texi: Document --verbose (-w) option.

2017-04-28  Martin Liska  <mliska@suse.cz>

	* gcov.c (struct block_location_info): New struct.
	(process_file): Fill up the new structure.
	(read_graph_file): Replace usage of encoding by the newly added
	struct.
	(add_line_counts): Likewise.
	(accumulate_line_counts): Remove usage of the union.
	(function_info::function_info): New function.
	(function_info::~function_info): Likewise.
	(process_file): Call delete instead of release_function.
	(release_function): Release the function.
	(release_structures): Call delete instead of release_function.
	(solve_flow_graph): Replace usage of num_blocks.
	(find_exception_blocks): Likewise.
	(output_lines): Fix GNU coding style.

2017-04-28  Martin Liska  <mliska@suse.cz>

	PR driver/56469
	* coverage.c (coverage_remove_note_file): New function.
	* coverage.h: Declare the function.
	* toplev.c (finalize): Clean if an error has been seen.

2017-04-28  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/80031
	* gcov-dump.c (tag_blocks): Just print number of basic blocks.
	* gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
	* gcov.c (read_graph_file): Read just number of blocks.
	* profile.c (branch_prob): Do not stream 0 flags per a basic
	block.

2017-04-28  Martin Liska  <mliska@suse.cz>

	* gcov-dump.c (tag_*): Add new argument to declarations.
	(dump_gcov_file): Likewise.
	(tag_blocks): Add and use new argument depth.
	(tag_arcs): Likewise.
	(tag_lines): Likewise.
	(tag_counters): Likewise.
	(tag_summary): Likewise.
	(dump_working_sets): Use depth to do a proper indentation.

2017-04-28  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/80531
	* cgraph.h (symtab_node::debug_symtab): No longer inline.
	* symtab.c (symtab_node::debug_symtab): Move definition here.

2017-04-28  Richard Biener  <rguenther@suse.de>

	* lto-streamer.h (LTO_major_version): Bump to 7.

2017-04-28  Richard Biener  <rguenther@suse.de>

	* tree-vrp.c (assert_info): New struct.
	(add_assert_info): New helper.
	(register_edge_assert_for_2): Refactor to add asserts to a vector
	of assert_info.
	(register_edge_assert_for_1): Likewise.
	(register_edge_assert_for): Likewise.
	(finish_register_edge_assert_for): New helper actually registering
	asserts where live on edge.
	(find_conditional_asserts): Adjust.
	(find_switch_asserts): Likewise.
	(evrp_dom_walker::try_find_new_range): Generalize.
	(evrp_dom_walker::before_dom_children): Use register_edge_assert_for.

2017-04-27  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80349
	* fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
	arg10 and arg11 to itype.

2017-04-27  Jonathan Wakely  <jwakely@redhat.com>

	* doc/extend.texi (Object Size Checking): Improve grammar.

2017-04-27  Richard Earnshaw  <rearnsha@arm.com>

	PR target/80530
	* config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
	that the logic for permitting reciprocal estimates matches that
	in use_rsqrt_p.

2017-04-27  Jakub Jelinek  <jakub@redhat.com>

	PR c++/80534
	* tree.c (type_cache_hasher::equal): Only compare
	TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
	(build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
	non-aggregate element types.
	* tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
	about the flag on ARRAY_TYPEs in the comment, formatting fix.

2017-04-27  Richard Biener  <rguenther@suse.de>

	PR middle-end/80533
	* emit-rtl.c (set_mem_attributes_minus_bitpos): When
	stripping ARRAY_REFs from MEM_EXPR make sure we're not
	keeping a reference to a trailing array.

2017-04-27  Richard Biener  <rguenther@suse.de>

	PR middle-end/80539
	* tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
	being in loop-closed SSA form conservatively.
	(chrec_fold_multiply_poly_poly): Likewise.

2017-04-27  Tamar Christina  <tamar.christina@arm.com>

	PR middle-end/79665
	* expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
	CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.

2017-04-27  Jakub Jelinek  <jakub@redhat.com>

	PR target/77728
	* config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
	(aarch64_function_arg_alignment): Return unsigned int again, but still
	ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
	(aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
	Don't emit -Wpsabi note.
	(aarch64_function_arg_boundary): Likewise.
	(aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
	caller.

2017-04-26  Nathan Sidwell  <nathan@acm.org>

	* tree.h (crc32_unsigned_n): Declare.
	(crc32_unsigned, crc32_unsigned): Make inline.
	* tree.c (crc32_unsigned_bits): Replace with ...
	(crc32_unsigned_n): ... this.
	(crc32_unsigned, crc32_byte): Remove.
	(crc32_string): Remove unnecessary braces.

2017-04-25  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-cp.c (estimate_local_effects): Convert sreal to int.
	* ipa-inline-analysis.c (MAX_TIME): Remove.
	(account_size_time): Use sreal for time.
	(dump_inline_summary): Update.
	(estimate_function_body_sizes): Update.
	(estimate_edge_size_and_time): Update.
	(estimate_calls_size_and_time): Update.
	(estimate_node_size_and_time): Update.
	(inline_merge_summary): Update.
	(inline_update_overall_summary): Update.
	(estimate_time_after_inlining): Update.
	(inline_read_section): Update.
	(inline_write_summary): Update.
	* ipa-inline.c (compute_uninlined_call_time): Update.
	(compute_inlined_call_time): Update.
	(recursive_inlining): Update.
	(inline_small_functions): Update.
	(dump_overall_stats): Update.
	* ipa-inline.h: Include sreal.h.
	(size_time_entry): Turn time to sreal.
	(inline_summary): Turn self_time nad time to sreal.

2017-04-25  Jan Hubicka  <hubicka@ucw.cz>

	* sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
	data-streamer.h
	(sreal::stream_out, sreal::stream_in): New.
	* sreal.h (sreal::stream_out, sreal::stream_in): Declare.

2017-04-25  Jakub Jelinek  <jakub@redhat.com>

	* Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
	environment.

2017-04-25  Uros Bizjak  <ubizjak@gmail.com>

	PR target/70799
	* config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
	Handle ASHIFTRT.
	(dimode_scalar_chain::compute_convert_gain): Ditto.
	(dimode_scalar_chain::make_vector_copies): Ditto.
	(dimode_scalar_chain::convert_reg): Ditto.
	(dimode_scalar_chain::convert_insn): Ditto.
	* config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
	(VI248_AVX512BW_1): New mode iterator.
	(<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
	<mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
	mode iterator.

2017-04-25  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/80497
	* gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
	constants are representable in HOST_WIDE_INT.
	(parse_directive): Ditto.

2017-04-25  Martin Sebor  <msebor@redhat.com>

	PR bootstrap/80486
	* dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
	(new_zero_array): Adjust signature.
	(dom_info::dom_init): Used unsigned rather that size_t.
	(dom_info::dom_info): Same.

2017-04-25  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR target/77728
	* config/arm/arm.c: Include gimple.h.
	(aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
	returns negative, increment ncrn only if it returned positive.
	(arm_needs_doubleword_align): Return int instead of bool,
	ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
	members, but if there is any such non-FIELD_DECL
	> PARM_BOUNDARY aligned decl, return -1 instead of false.
	(arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
	returns negative, increment nregs only if it returned positive.
	(arm_setup_incoming_varargs): Likewise.
	(arm_function_arg_boundary): Emit -Wpsabi note if
	arm_needs_doubleword_align returns negative, return
	DOUBLEWORD_ALIGNMENT only if it returned positive.

2017-04-25  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80349
	* fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
	first argument to type.

2017-04-25  Bill Seurer  <seurer@linux.vnet.ibm.com>

	PR target/80482
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
	type checks to test for compatibility instead of equality.

2017-04-25  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR target/77728
	* config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
	type.
	(aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
	struct.  Ignore DECL_ALIGN of decls other than FIELD_DECL for
	the alignment computation, but return their maximum in warn_alignment.
	(aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
	Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
	is smaller.
	(aarch64_function_arg_boundary): Likewise.  Simplify using MIN/MAX.
	(aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
	caller.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/simdext.md (dmpyh): Fix typo.

2017-04-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80492
	* alias.c (compare_base_decls): Handle registers with asm
	specification conservatively.
	* tree-ssa-alias.c (decl_refs_may_alias_p): Handle
	compare_base_decls returning dont-know properly.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
	(legitimate_offset_address_p): New function.
	(arc_legitimate_address_p): Use above function.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
	ACCH registers whenever they are available.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
	double regs fix when not used.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
	core registers.
	(REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
	(REG_OK_FOR_BASE_P_NONSTRICT): Likewise.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_output_addsi): Check for h-register class
	when emitting short ADD instructions.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
	constraint.
	(cmpsi_cc_c_insn): Likewise.
	(cbranchsi4_scratch): Compute proper instruction length using
	compact_hreg_operand.
	* config/arc/predicates.md (compact_hreg_operand): New predicate.

2017-04-25  Richard Biener  <rguenther@suse.de>

	PR middle-end/80509
	* passes.c (pass_manager::pass_manager): Initialize
	m_name_to_pass_map.

2017-04-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79201
	* tree-ssa-sink.c (statement_sink_location): Handle calls.

2017-04-25  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/80464
	* config/s390/vector.md: Split MEM->GPR vector moves for
	non-s_operand addresses.

2017-04-25  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/79895
	* config/s390/predicates.md (reload_const_wide_int_operand): New
	predicate.
	* config/s390/s390.md ("movti"): Remove d/P alternative.
	("movti_bigconst"): New pattern definition.

2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	PR target/80080
	* s390-protos.h (s390_expand_cs_hqi): Removed.
	(s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
	* config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
	modes as well as CCZ1mode and CCZmode.
	(s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
	signature of s390_emit_compare_and_swap.
	(s390_expand_cs_hqi): Likewise, make static.
	(s390_expand_cs_tdsi): Generate an explicit compare before trying
	compare-and-swap, in some cases.
	(s390_expand_cs): Wrapper function.
	(s390_expand_atomic_exchange_tdsi): New backend specific expander for
	atomic_exchange.
	(s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
	* config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
	patterns for small and large integers.  Forbid symref memory operands.
	Move expander to s390.c.  Require cc register.
	("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
	("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
	("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
	("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
	symref memory operands.  Remove CC mode and call s390_match_ccmode
	instead.
	("atomic_exchange<mode>"): Allow and implement all integer modes.

2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.md (define_peephole2): New peephole to help
	combining the load-and-test pattern with volatile memory.

2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
	with CCZmode for TARGET_Z196.

2017-04-25  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/80501
	* combine.c (make_compound_operation_int): Set subreg_code to SET
	even for AND with mask of the sign bit of mode.

	PR rtl-optimization/80500
	* loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
	sum's initial value.

2017-04-25  Julian Brown  <julian@codesourcery.com>
	    Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	* config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.

2017-04-25  Marc Glisse  <marc.glisse@inria.fr>

	* fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.

2017-04-25  Julian Brown  <julian@codesourcery.com>
	    Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	* config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
	(thunderx2t99_sha): New Reservation.

2017-04-25  Julian Brown  <julian@codesourcery.com>
	    Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	* config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
	type for 1-element load.

2017-04-24  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (X/[ex]C CMP Y/[ex]C): New transformation.

2017-04-24  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/80293
	* tree-sra.c (scalarizable_type_p): New parameter const_decl, make
	char arrays not totally scalarizable if it is false.
	(analyze_all_variable_accesses): Pass correct value in the new
	parameter.  Add a statistics counter.

2017-04-24  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/79931
	* ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.

2017-04-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80494
	* tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
	out for complex types.

2017-04-24  Richard Biener  <rguenther@suse.de>

	* tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
	* tree-ssa-sccvn.c (print_scc): Print SCC size.
	(extract_and_process_scc_for_name): Never fail but drop SCC to varying.
	(DFS): Adjust and never fail.
	(sccvn_dom_walker::fail): Remove.
	(sccvn_dom_walker::before_dom_children): Adjust.
	(run_scc_vn): Likewise and never fail.
	* tree-ssa-pre.c (pass_pre::execute): Adjust.
	(pass_fre::execute): Likewise.

2017-04-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79725
	* tree-ssa-sink.c (statement_sink_location): Return whether
	failure reason was zero uses.  Move that check later.
	(sink_code_in_bb): Deal with zero uses by removing the stmt
	if possible.

2017-04-24  Richard Biener  <rguenther@suse.de>

	PR c++/2972
	* tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
	pointer-based references.

2017-04-24  Richard Biener  <rguenther@suse.de>

	PR bootstrap/79814
	* pass_manager.h (pass_manager::operator new): Remove.
	(pass_manager::operator delete): Likewise.
	* passes.c (pass_manager::operator new): Remove.
	(pass_manager::operator delete): Likewise.
	(pass_manager::pass_manager): Zero individual pass members.

2017-04-23  Uros Bizjak  <ubizjak@gmail.com>

	PR target/70799
	* config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
	<case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
	Check "XEXP (src, 1)" operand here.
	<case PLUS, case MINUS, case IOR, case XOR, case AND>:
	Check "XEXP (src, 1)" operand here.
	(dimode_scalar_chain::make_vector_copies): Detect count register
	of a shift instruction.  Zero extend count register from QImode
	to DImode to satisfy vector shift pattern count operand predicate.
	Substitute vector shift count operand with a DImode copy.
	(dimode_scalar_chain::convert_reg): Ditto, zero-extend from
	vector register.

2017-04-21  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
	Remove UNSPEC_NOREX_MEM tag.  Update corresponding peephole2 pattern.
	(*insvqi_1_mem_rex64): Move above insv<mode>_1.  Remove
	UNSPEC_NOREX_MEM tag.  Update corresponding peephole2 pattern.
	(UNSPEC_NOREX_MEM): Remove definition.

2017-04-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79547
	* tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
	Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
	bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
	without any constraints.

2017-04-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/78847
	* fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.

2017-04-21  Richard Biener  <rguenther@suse.de>

	* tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
	(build_distinct_type_copy): Likewise.
	(build_variant_type_copy): Likewise.
	* tree.c (build_qualified_type): Pass down mem-stat info.
	(build_distinct_type_copy): Likewise.
	(build_variant_type_copy): Likewise.

2017-04-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80237
	* tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
	defaulted to NULL.
	(phi_translate_1): Also allow a leader in AVAIL_OUT of pred
	for a simplified result.

2016-04-21  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
	sth as strict as a simple_iv but a chrec without symbols and an
	operand defined in the loop we are peeling (and not some subloop).
	(propagate_constants_for_unrolling): Propagate all constants.

2017-04-20  Uros Bizjak  <ubizjak@gmail.com>

	PR target/79804
	* config/i386/i386.c (print_reg): Remove assert for disalowed
	regno values, call output_operand_lossage instead.

2017-04-20  Uros Bizjak  <ubizjak@gmail.com>

	PR target/78090
	* config/i386/constraints.md (Yc): New register constraint.
	* config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
	Use Yc constraint for alternative 2 of operand 0.  Remove
	preferred_for_speed attribute.

2017-04-20  Alexander Monakov  <amonakov@ispras.ru>

	* omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
	lastprivate clauses in SIMT case.

2017-04-20  Volker Reichelt  <v.reichelt@netcologne.de>

	* doc/invoke.texi (-Wextra-semi): Document new warning option.

2017-04-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/57796
	* tree-vect-stmts.c (vect_model_store_cost): Cost scatters
	as N scalar stores.
	(vect_model_load_cost): Cost gathers as N scalar loads.

2017-04-20  Richard Biener  <rguenther@suse.de>

	* ggc-page.c (ggc_allocated_p): Rename to ...
	(safe_lookup_page_table_entry): ... this and return the lookup
	result.
	(gt_ggc_m_S): Use safe_lookup_page_table_entry.

2017-04-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80453
	* tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
	* tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
	from the conditions.
	(vn_phi_eq): Pass them down.
	(vn_phi_lookup): Record them.
	(vn_phi_insert): Likewise.

2017-04-20  Matthew Fortune  <matthew.fortune@imgtec.com>

	* config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
	uninitialized variable warning to avoid buffer overrun.

2017-04-20  Alexander Monakov  <amonakov@ispras.ru>

	PR other/71250
	* doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
	is suppressed for '{ 0 }' in C.

2017-04-20  Jakub Jelinek  <jakub@redhat.com>

	* BASE-VER: Set to 8.0.0.

2017-04-20  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
	priority .init_array and .fini_array section with SECTION_NOTYPE
	flag.

2017-04-20  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/80423
	* tree.h (build_array_type): Add typeless_storage default argument.
	* tree.c (type_cache_hasher::equal): Also compare
	TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
	(build_array_type): Add typeless_storage argument, set
	TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
	recursive call.
	(build_nonshared_array_type): Adjust build_array_type_1 caller.
	(build_array_type): Likewise.  Add typeless_storage argument.

2017-04-19  Eric Botcazou  <ebotcazou@adacore.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/80426
	* tree-vrp.c (extract_range_from_binary_expr_1): For an additive
	operation on symbolic operands, also compute the overflow for the
	invariant part when the operation degenerates into a negation.

2017-04-19  Jakub Jelinek  <jakub@redhat.com>

	PR debug/80461
	* dwarf2out.c (modified_type_die, gen_type_die_with_usage):
	Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.

	PR debug/80436
	* tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.

2017-04-19  Georg-Johann Lay  <avr@gjlay.de>

	PR target/80462
	* config/avr/avr.c (tree.h): Include it.
	(cgraph.h): Include it.
	(avr_encode_section_info): Don't warn for uninitialized progmem
	variable if it's just an alias.

2017-04-19  Richard Biener  <rguenther@suse.de>

	PR ipa/65972
	* auto-profile.c (afdo_vpt_for_early_inline): Update SSA
	when needed by AutoPGO.

2017-04-19  Paulo J. Matos  <paulo@matos-sorge.com>

	PR lto/50345
	* doc/lto.texi: Remove an extra 'that'.

2017-04-19  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/80429
	* ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
	are only used in debug insns.

2017-04-19  Eric Botcazou  <ebotcazou@adacore.com>
	    Vladimir Makarov  <vmakarov@redhat.com>

	* config/sparc/predicates.md (input_operand): Add comment.  Return
	true for any memory operand when LRA is in progress.
	* config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.

2017-04-18  Jeff Law  <law@redhat.com>

	PR target/74563
	* mips.md ({return,simple_return}_internal): Do not overwrite
	operands[0].

2017-04-18  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/80443
	* tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
	instead of adding 1, subtract -1 and similarly instead of subtracting
	1 add -1.

2017-04-18  Richard Sandiford  <richard.sandiford@arm.com>

	PR rtl-optimization/80357
	* haifa-sched.c (tmp_bitmap): New variable.
	(model_recompute): Handle duplicate use records.
	(alloc_global_sched_pressure_data): Initialize tmp_bitmap.
	(free_global_sched_pressure_data): Free it.

2017-04-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	Revert:
	2017-02-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
	* Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
	(LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
	instead of SYSTEM_HEADER_DIR.

2017-04-18  Jeff Law  <law@redhat.com>

	PR middle-end/80422
	* cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
	predecessors after walking up the insn chain.

2017-04-18  Jakub Jelinek  <jakub@redhat.com>

	PR debug/80263
	* dwarf2out.c (modified_type_die): Try harder not to emit internal
	sizetype type into debug info.

2017-04-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/80099
	* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
	unneeded test for TARGET_UPPER_REGS_SF.
	* config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.

2017-04-18  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/80444
	* sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
	instead of gsi_after_labels.

2017-04-18  Jeff Law  <law@redhat.com>

	* regcprop.c (maybe_mode_change): Avoid creating copies of the
	stack pointer.

	Revert:
	2017-04-13  Jeff Law  <law@redhat.com>
	* config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
	in operands[1] if it is a MEM and TARGET_MIPS16 is active.

2017-04-18  Georg-Johann Lay  <avr@gjlay.de>

	PR target/79453
	* config/avr/avr.c (intl.h): Include it.
	(avr_pgm_check_var_decl) [reason]: Wrap	diagnostic snippets into _().

2017-04-18  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/78783
	* gcov-tool.c (gcov_output_files): Validate that destination
	file is either removed by the tool or by a user.

2017-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
	    Guy Benyei  <guybe@mellanox.com>

	* config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
	block, and do not negate it, the stored id is already negative.

2017-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.

2017-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/80098
	* config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
	masks of options that should be turned off if the VSX vector
	options are turned off.
	(OTHER_P8_VECTOR_MASKS): Likewise.
	(OTHER_VSX_VECTOR_MASKS): Likewise.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Call
	rs6000_disable_incompatible_switches to validate no type switches
	like -mvsx.
	(rs6000_incompatible_switch): New function to disallow turning on
	other vector options if -mno-vsx, -mno-power8-vector, or
	-mno-power9-vector are specified.

2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.

2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
	* config/arc/arc.c (arc_decl_pretend_args): Likewise.
	* config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
	(ARG_POINTER_CFA_OFFSET): Likewise.

2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_mode_dependent_address_p): Relax
	conditions to take advantage of various optimizations.

2017-04-13  Jeff Law  <law@redhat.com>

	* config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
	in operands[1] if it is a MEM and TARGET_MIPS16 is active.
	(zero_extendsidi2_dext): Likewise.

2017-04-13  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/80403
	* fold-const.c (fold_ternary_loc): Revert
	use op0 instead of fold_convert_loc (loc, type, arg0) part of
	2017-04-12 change.

2017-04-13  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/80343
	* lra-remat.c (update_scratch_ops): Assign original hard reg to
	new scratch pseudo.

2017-04-13  Denis Khalikov <d.khalikov@partner.samsung.com>

	PR sanitizer/80414
	* ubsan.c (ubsan_expand_bounds_ifn): Pass original index
	to ubsan_encode_value.

2017-04-13  Jeff Law  <law@redhat.com>

	* reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
	appearing in DEBUG_INSNs.

2017-04-13  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/80413
	* gcov-io.c (gcov_write_string): Copy to buffer just when
	allocated size is greater than zero.

2017-04-13  Jakub Jelinek  <jakub@redhat.com>

	PR debug/80321
	* dwarf2out.c (decls_for_scope): Ignore declarations of
	current_function_decl in BLOCK_NONLOCALIZED_VARS.

2017-04-12  Jan Hubicka  <hubicka@ucw.cz>

	PR lto/69953
	* ipa-visibility.c (non_local_p): Fix typos.
	(localize_node): When localizing symbol in same comdat group,
	dissolve the group only when we know external symbols are going
	to be privatized.
	(function_and_variable_visibility): Do not localize DECL_EXTERNAL.

2017-04-12  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79390
	* optabs.c (emit_conditional_move): If the preferred op2/op3 operand
	order does not result in usable sequence, retry with reversed operand
	order.

	PR sanitizer/80403
	PR sanitizer/80404
	PR sanitizer/80405
	* fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
	to fold_build2_loc.  Convert TREE_OPERAND (tem, 0) to type.  Use
	op0 instead of fold_convert_loc (loc, type, arg0).

2017-04-12  Jeff Law  <law@redhat.com>

	* genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
	has a delay slot in the generated code.

	* config/cris/cris.md (cris_preferred_reload_class): Return
	GENNONACR_REGS rather than GENERAL_REGS.

2017-04-12  Jakub Jelinek  <jakub@redhat.com>

	PR c/80163
	* expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
	vs. ZERO_EXTEND based on signedness of treeop0's type rather than
	signedness of the result type.

2017-04-12  Richard Biener  <rguenther@suse.de>
	    Jeff Law  <law@redhat.com>

	PR tree-optimization/80359
	* tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
	trim stores to TARGET_MEM_REFs.

2017-04-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79390
	* gimple-ssa-split-paths.c (is_feasible_trace): Restrict
	threading case even more.

2017-04-12  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/80382
	* config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
	for quad_address_p for TImode, instead of just not indexed_address.

2017-04-12  Richard Biener  <rguenther@suse.de>
	    Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR middle-end/79671
	* alias.c (component_uses_parent_alias_set_from): Handle
	TYPE_TYPELESS_STORAGE.
	(get_alias_set): Likewise.
	* tree-core.h (tree_type_common): Add typeless_storage flag.
	* tree.h (TYPE_TYPELESS_STORAGE): New macro.
	* stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
	for types containing members with TYPE_TYPELESS_STORAGE.
	(place_field): Likewise.
	(layout_type): Likewise for ARRAY_TYPE.
	* lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
	* tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
	TYPE_TYPELESS_STORAGE.
	* tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.

2017-04-12  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/80349
	* fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
	first argument to type.

2017-04-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/80376
	PR target/80315
	* config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
	CONST0_RTX (mode) rather than const0_rtx where appropriate.
	(rs6000_expand_binop_builtin): Likewise.
	(rs6000_expand_ternop_builtin): Likewise; also add missing
	vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
	vshasigma built-ins.
	* doc/extend.texi: Document that vec_xxpermdi's third argument
	must be a constant.

2017-04-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
	Use shift_const cost parameter when calculating gain of STV shifts.

2017-04-11  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70478
	* lra-constraints.c (process_alt_operands): Check memory for
	disfavoring memory insn operand.

2017-04-11  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/80100
	* simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
	left shift in unsigned HOST_WIDE_INT type.

	PR rtl-optimization/80385
	* simplify-rtx.c (simplify_unary_operation_1): Don't transform
	(not (neg X)) into (plus X -1) for complex or non-integral modes.

	PR libgomp/80394
	* omp-low.c (scan_omp_task): Don't optimize away empty tasks
	if they have any depend clauses.

2017-04-11  Martin Liska  <mliska@suse.cz>

	PR ipa/80212
	* cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
	* ipa-split.c (split_function): Create a local comdat symbol
	if caller is in a comdat group.

2017-04-11  Martin Liska  <mliska@suse.cz>

	PR ipa/80212
	* ipa-cp.c (determine_versionability): Handle calls_comdat_local
	flags.

2017-04-11  Martin Sebor  <msebor@redhat.com>

	PR middle-end/80364
	* gimple-ssa-sprintf.c (get_int_range): Remove second argument and
	always use the int type.  Use INTEGRAL_TYPE_P() rather than testing
	for INTEGER_TYPE.
	(directive::set_width, directive::set_precision, format_character):
	Adjust.
	(parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
	INTEGER_TYPE.

2017-04-11  Richard Earnshaw  <rearnsha@arm.com>

	PR target/80389
	* config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
	conflict, set target->arch_name instead of target->cpu_name.

2017-04-11  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80374
	* tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
	build_zero_cst, remove fold_convertible_p check again.

2017-04-11  Martin Liska  <mliska@suse.cz>

	PR sanitizer/70878
	* ubsan.c (instrument_object_size): Do not instrument register
	variables.

2017-04-11  Jakub Jelinek  <jakub@redhat.com>

	PR target/80381
	* config/i386/i386-builtin-types.def
	(V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
	V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
	V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
	V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
	V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
	V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
	V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
	V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
	V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
	V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
	V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
	V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
	V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
	V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
	V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
	V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
	V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
	V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
	* config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
	__builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
	__builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
	__builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
	__builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
	__builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
	__builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
	__builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
	__builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
	__builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
	__builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
	__builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
	__builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
	__builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
	__builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
	__builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
	__builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
	__builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
	__builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
	__builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
	__builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
	__builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
	__builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
	__builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
	__builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
	__builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
	__builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
	__builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
	aliases.
	* config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
	flag to second_arg_count, handle 4 argument function type _COUNT
	aliases, handle second_arg_count on second argument rather than last.

2017-04-10  Jeff Law  <law@redhat.com>

	PR tree-optimization/80374
	* tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
	record anything if we can not convert integer_zero_node to the
	desired type.

2017-04-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/80108
	* config/rs6000/rs6000.c (rs6000_option_override_internal):
	Enhance special handling given to the TARGET_P9_MINMAX option in
	relation to certain other options.

2017-04-10  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/80153
	* tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
	remove POINTER_PLUS_EXPR's base part directly, rather than through
	aff_tree.

2017-04-10  Richard Biener  <rguenther@suse.de>
	    Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/80153
	* tree-affine.c (aff_combination_to_tree): Get base pointer from
	the first element of pointer type aff_tree.  Build result expr in
	aff_tree's type.
	(add_elt_to_tree): Convert to type unconditionally.  Remove other
	fold_convert calls.
	* tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
	(rewrite_use_nonlinear_expr): Check invariant using iv information.

2017-04-10  Richard Biener  <rguenther@suse.de>

	* tree-ssa-structalias.c (find_func_aliases): Properly handle
	asm inputs.

2017-04-10  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70478
	* lra-constraints.c (curr_small_class_check): New.
	(update_and_check_small_class_inputs): New.
	(process_alt_operands): Update curr_small_class_check.  Disfavor
	alternative insn memory operands.  Check available regs for small
	class operands.

2017-03-31  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/80057
	* config/mips/mips.opt (-mvirt): Update description.
	* doc/invoke.texi (-mvirt): Likewise.

2017-04-10  Richard Biener  <rguenther@suse.de>

	PR middle-end/80362
	* fold-const.c (fold_binary_loc): Look at unstripped ops when
	looking for NEGATE_EXPR in -A / -B to A / B folding.

2017-04-10  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/80224
	* gcov.c (print_usage): Fix usage string.
	(get_gcov_intermediate_filename): Remove.
	(output_gcov_file): Use both for normal and intermediate format.
	(generate_results): Do not initialize special file for
	intermediate format.

2017-04-10  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80304
	* tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
	for safelen.

2017-04-10  Nathan Sidwell  <nathan@acm.org>

	PR target/79905
	* config/rs6000/rs6000.c (rs6000_vector_type): New.
	(rs6000_init_builtins): Use it.

2016-04-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.md (<mrc>): Add mode to SET source.
	(<mrrc>): Likewise.

2017-04-10  Richard Biener  <rguenther@suse.de>

	PR middle-end/80344
	* gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.

2017-04-10  Jakub Jelinek  <jakub@redhat.com>

	PR target/80324
	* config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
	_mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
	_mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
	_mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
	_mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
	_mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
	_mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
	_mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
	_mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
	_mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
	_mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
	_mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
	_mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
	_mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
	_mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
	_mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
	_mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
	_mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
	_mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
	_mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
	_mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
	_mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
	_mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.

2017-04-08  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70478
	* lra-constraints.c: Reverse the last patch.

2017-04-08  Andreas Tobler  <andreast@gcc.gnu.org>

	* config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
	Add comment for WCHAR_T.

2017-04-08  Martin Liska  <mliska@suse.cz>

	Revert:
	2017-04-07  Martin Liska  <mliska@suse.cz>

	PR ipa/80212
	* ipa-split.c (split_function): Add function part to a same comdat
	group.

2017-04-08  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/80358
	* config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.

2017-04-07  Pat Haugen  <pthaugen@us.ibm.com>

	* rs6000/rs6000.c (vec_load_pendulum): Rename...
	(vec_pairing): ...to this.
	(power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
	(rs6000_sched_init): Adjust for name change.
	(struct rs6000_sched_context): Likewise.
	(rs6000_init_sched_context): Likewise.
	(rs6000_set_sched_context): Likewise.

2017-04-07  Jakub Jelinek  <jakub@redhat.com>

	PR target/80322
	PR target/80323
	PR target/80325
	PR target/80326
	* config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
	intrinsics.
	* config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
	_mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
	_mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.

2017-04-07  Andreas Tobler  <andreast@gcc.gnu.org>

	* config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.

2017-04-07  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70703
	* ira-color.c (update_conflict_hard_regno_costs): Use
	int64_t instead of HOST_WIDE_INT.

2017-04-07  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70478
	* lra-constraints.c (process_alt_operands): Disfavor alternative
	insn memory operands.

2017-04-07  Jeff Law  <law@redhat.com>

	* config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
	CALL and NOTE_INSN_CALL_ARG_LOCATION.

2017-04-07  Martin Liska  <mliska@suse.cz>

	PR target/79889
	* config/aarch64/aarch64.c (aarch64_process_target_attr):
	Show error message instead of an ICE.

2017-04-07  Martin Liska  <mliska@suse.cz>

	PR ipa/80212
	* ipa-split.c (split_function): Add function part to a same comdat
	group.

2017-04-07  Richard Biener  <rguenther@suse.de>

	PR middle-end/80341
	* tree.c (get_unwidened): Also handle ! for_type case for
	INTEGER_CSTs.
	* convert.c (do_narrow): Split out from ...
	(convert_to_integer_1): ... here.  Do not pass final truncation
	type to get_unwidened for TRUNC_DIV_EXPR.

2017-04-07  Richard Biener  <rguenther@suse.de>

	* tree-affine.c (wide_int_ext_for_comb): Take type rather
	than aff_tree.
	(aff_combination_const): Adjust.
	(aff_combination_scale): Likewise.
	(aff_combination_add_elt): Likewise.
	(aff_combination_add_cst): Likewise.
	(aff_combination_convert): Likewise.
	(add_elt_to_tree): Likewise.  Remove unused argument.
	(aff_combination_to_tree): Adjust calls to add_elt_to_tree.

2017-04-07  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
	definition.
	* config/arm/arm.c (arm_default_short_enums): Use
	ARM_DEFAULT_SHORT_ENUMS.
	* config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.

2017-04-06  Jakub Jelinek  <jakub@redhat.com>

	PR debug/80234
	* dwarf2out.c (gen_member_die): Handle C++17 inline static data
	members with redundant out-of-class redeclaration.

2017-04-06  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80286
	* config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
	* config/i386/i386.md (*zero_extendsidi2):
	Add (?*x,*x) and (?*v,*v) alternatives.

2017-04-06  Uros Bizjak  <ubizjak@gmail.com>

	PR target/79733
	* config/i386/i386.c (ix86_expand_builtin)
	<case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
	mode from insn data. Convert operands to insn operand mode.
	Copy operands that don't satisfy insn predicate to a register.

2017-04-06  Sam Thursfield  <sam.thursfield@codethink.co.uk>

	* config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
	Update comments.

2017-04-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80334
	* tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
	preserve alignment of accesses.

2017-04-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80262
	* tree-sra.c (build_ref_for_offset): Preserve address-space
	information.
	* tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
	Drop useless address-space information on MEM_REF offsets.

2017-04-05  Andreas Schwab  <schwab@linux-m68k.org>

	* builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.

2017-04-05  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70703
	* ira-color.c (update_conflict_hard_regno_costs): Use
	HOST_WIDE_INT instead of long.

2017-04-05  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80298
	* config/i386/mmintrin.h: Add -msse target option when __SSE__ is
	not defined for x86_64 target.  Add -mmmx target option when __SSE2__
	is not defined.
	* config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
	for x86_64 target.  Handle -m3dnowa option.

2017-04-05  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70703
	* ira-color.c (update_costs_from_allocno): Use the smallest mode.
	(update_conflict_hard_regno_costs): Use long instead of unsigned
	arithmetic for cost calculation.

2017-04-05  Jakub Jelinek  <jakub@redhat.com>
	    Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR sanitizer/80308
	* asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
	for big endian.

2017-04-05  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/78002
	* config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
	ptr_mode with Pmode throughout.
	* config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
	into probe_stack_range and use DImode.

2017-04-05  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	PR target/79890
	* config/s390/s390.c (s390_register_info_gprtofpr): Return if
	call_eh_return is true.

2017-04-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-c.c (s390_resolve_overloaded_builtin):
	Initialize last_match_fntype_index.

2017-04-05  Jakub Jelinek  <jakub@redhat.com>

	PR target/80310
	* tree-nvr.c: Include internal-fn.h.
	(pass_return_slot::execute): Ignore internal calls without
	direct optab.

2017-04-04  Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	PR c++/80297
	* genmatch.c (capture::gen_transform): For GENERIC unshare_expr
	captures used multiple times, except for the last use.
	* generic-match-head.c: Include gimplify.h.

2017-04-04  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79390
	* target.h (struct noce_if_info): Declare.
	* targhooks.h (default_noce_conversion_profitable_p): Declare.
	* target.def (noce_conversion_profitable_p): New target hook.
	* ifcvt.h (struct noce_if_info): New type, moved from ...
	* ifcvt.c (struct noce_if_info): ... here.
	(noce_conversion_profitable_p): Renamed to ...
	(default_noce_conversion_profitable_p): ... this.  No longer
	static nor inline.
	(noce_try_store_flag_constants, noce_try_addcc,
	noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
	noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
	instead of noce_conversion_profitable_p.
	* config/i386/i386.c: Include ifcvt.h.
	(ix86_option_override_internal): Don't override
	PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
	(ix86_noce_conversion_profitable_p): New function.
	(TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
	* config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
	* doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
	* doc/tm.texi: Regenerated.

2017-04-04  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
	correction.

2017-04-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	PR target/80307
	* config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
	instructions for small multiply cores.

2017-04-04  Jeff Law  <law@redhat.com>

	* config/mips/mips.c (mips_multi_add): Zero initialize the newly
	added member.
	(mips_expand_vec_perm_const): Initialize elements in orig_perm
	that are not set by the loop over the elements.

2017-04-04  Jakub Jelinek  <jakub@redhat.com>

	PR target/80286
	* config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
	int mode, convert_modes it to mode as unsigned, otherwise use
	lowpart_subreg to mode rather than SImode.
	* config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
	ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
	Use DImode instead of SImode for the shift count operand.
	* config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
	Likewise.

2017-04-04  Richard Biener  <rguenther@suse.de>

	PR middle-end/80281
	* match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
	arithmetic done for the negate or the plus.  Simplify.
	(A - (-B) -> A + B): Likewise.
	* fold-const.c (split_tree): Make sure to not negate pointers.

2017-04-04  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/60818
	* simplify-rtx.c (simplify_binary_operation_1): Do not replace
	a compare of comparisons with the thing compared if this results
	in a different machine mode.

2017-04-03  Jonathan Wakely  <jwakely@redhat.com>

	* alias.c (base_alias_check): Fix typo in comment.
	* cgraph.h (class ipa_polymorphic_call_context): Likewise.
	* cgraphunit.c (symbol_table::compile): Likewise.
	* collect2.c (maybe_run_lto_and_relink): Likewise.
	* config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
	* config/avr/avr-arch.h (avr_arch_info_t): Likewise.
	* config/avr/avr.c (avr_map_op_t): Likewise.
	* config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
	* config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
	* config/epiphany/epiphany.md (movcc): Likewise.
	* config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
	* config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
	Likewise.
	* config/mips/mips.c (mips_save_restore_reg): Likewise.
	* config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
	* config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
	* config/sh/sh.c (sh_rtx_costs): Likewise.
	* fold-const.c (fold_truth_andor): Likewise.
	* genautomata.c (collapse_flag): Likewise.
	* gengtype.h (struct type::u::s): Likewise.
	* gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
	* input.c (FORMAT_AMOUNT): Likewise.
	* ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
	(known_aggs_to_agg_replacement_list): Likewise.
	* ipa-inline-analysis.c: Likewise.
	* ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
	* ipa-polymorphic-call.c
	(ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
	* loop-unroll.c (analyze_insn_to_expand_var): Likewise.
	* lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
	Likewise.
	* modulo-sched.c (apply_reg_moves): Likewise.
	* omp-expand.c (build_omp_regions_1): Likewise.
	* trans-mem.c (struct tm_wrapper_hasher): Likewise.
	* tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
	* tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
	* value-prof.c: Likewise.
	* var-tracking.c (val_reset): Likewise.

2017-04-03  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80275
	* fold-const.c (split_address_to_core_and_offset): Handle
	POINTER_PLUS_EXPR.

2017-04-03  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-nested.c (get_descriptor_type): Make sure that the alignment of
	descriptors is at least equal to that of functions.

2017-04-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (movdi_to_sse): Add missing DONE.

2017-04-02  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80250
	* config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
	(mov<IMOD4:mode>): New expander.
	(*mov<IMOD4:mode>_internal): New insn and split pattern.

2017-03-31  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/79405
	* fwprop.c (propagations_left): New variable.
	(forward_propagate_into): Decrement it.
	(fwprop_init): Initialize it.
	(fw_prop): If the variable has reached zero, stop propagating.
	(fwprop_addr): Ditto.

2017-03-31  Jakub Jelinek  <jakub@redhat.com>

	PR debug/79255
	* dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
	a FUNCTION_DECL, pass it as decl instead of origin to
	process_scope_var.

2017-03-31  Alexander Monakov  <amonakov@ispras.ru>

	* config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
	string.

2017-03-31  Pat Haugen  <pthaugen@us.ibm.com>

	PR target/80107
	* config/rs6000/rs6000.md (extendhi<mode>2): Add test for
	TARGET_VSX_SMALL_INTEGER.

2017-03-31  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* doc/extend.texi (PowerPC AltiVec Built-in Functions):	Add
	reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.

2017-03-31  Matthew Fortune  <matthew.fortune@imgtec.com>

	* config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
	extraction from odd-numbered MSA register.

2017-03-31  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/80173
	* expmed.c (store_bit_field_1): Don't attempt to create
	a word subreg out of hard registers wider than word if they
	have HARD_REGNO_NREGS of 1 for their mode.

	PR middle-end/80163
	* varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
	conversions to integer types wider than word and pointer.

	PR debug/80025
	* cselib.h (rtx_equal_for_cselib_1): Add depth argument.
	(rtx_equal_for_cselib_p): Pass 0 to it.
	* cselib.c (cselib_hasher::equal): Likewise.
	(rtx_equal_for_cselib_1): Add depth argument.  If depth
	is 128, don't look up VALUE locs and punt.  Increment
	depth in recursive calls when walking VALUE locs.

2017-03-31  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
	(make_gcov_file_name): Use the canonical path name for generating
	the MD5 value.
	(read_line): Fix handling of files with ascii null bytes.

2017-03-30  Matthew Fortune  <matthew.fortune@imgtec.com>

	* config/mips/mips.c (mips_expand_vector_init): Create a const_vector
	to initialise a vector register instead
	of using a const_int.

2017-03-30  Jakub Jelinek  <jakub@redhat.com>

	PR translation/80189
	* gimplify.c (omp_default_clause): Use %qs instead of %s in
	diagnostic messages.

2017-03-30  Peter Bergner  <bergner@vnet.ibm.com>

	PR target/80246
	* config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
	(dfp_diex_<mode>): Update mode of operand 1.
	* doc/extend.texi (dxex, dxexq): Document change to return type.
	(diex, diexq): Document change to argument type.

2017-03-30  Martin Jambor  <mjambor@suse.cz>

	PR ipa/77333
	* cgraph.h (cgraph_build_function_type_skip_args): Declare.
	* cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
	it reflects the signature changes performed at the callee side.
	* cgraphclones.c (build_function_type_skip_args): Make public, renamed
	to cgraph_build_function_type_skip_args.
	(build_function_decl_skip_args): Adjust call to the above function.

2017-03-30  Jakub Jelinek  <jakub@redhat.com>

	PR target/80206
	* config/i386/sse.md
	(<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
	register as dest whenever it is a MEM not rtx_equal_p to the
	corresponding dup operand, and when forcing into reg move the
	reg into the memory afterwards.
	(<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
	Likewise.  Use <ssehalfvecmode> instead of <ssequartermode>
	for the force_reg mode.
	(avx512vl_vextractf128<mode>): Use register as dest either
	always when a MEM, or when it is a MEM not rtx_equal_p to the
	corresponding dup operand, or even not when it is a CONST_VECTOR
	depending on the mode and lo vs. hi.
	(avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
	parens.
	(avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
	(<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
	Likewise.  Require that operands[2] is even.
	(<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
	Remove extraneous parens.  Require that operands[2] is a multiple
	of 4.
	(vec_extract_lo_<mode><mask_name>): Don't bother testing if
	operands[0] is a MEM if <mask_applied>, the predicates/constraints
	disallow memory then.

2017-03-30  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/77498
	* tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
	to non-constants over backedges.

2017-03-29  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/80233
	* combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
	as last_combined_insn.  Do not test for BARRIER_P separately.

2017-03-29  Andreas Schwab  <schwab@suse.de>

	PR ada/80146
	* calls.c (prepare_call_address): Convert funexp to Pmode before
	copying to temp reg.

2017-03-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/80158
	* gimple-ssa-strength-reduction.c (replace_mult_candidate):
	Handle possible future case of more than one alternate
	interpretation.
	(replace_rhs_if_not_dup): Likewise.
	(replace_one_candidate): Likewise.

2017-03-28  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/80193
	* ira.c (ira): Do not check allocation for LRA.

2017-03-28  Alexander Monakov  <amonakov@ispras.ru>

	* config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
	(nvptx_output_simt_exit): Declare.
	* config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
	cfun->machine->unisimt_location.  Handle NULL unisimt_predicate.
	(init_softstack_frame): Move initialization of crtl->is_leaf to...
	(nvptx_declare_function_name): ...here.  Emit declaration of local
	memory space buffer for omp_simt_enter insn.
	(nvptx_output_unisimt_switch): New.
	(nvptx_output_softstack_switch): New.
	(nvptx_output_simt_enter): New.
	(nvptx_output_simt_exit): New.
	* config/nvptx/nvptx.h (struct machine_function): New fields
	has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
	* config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
	(UNSPECV_SIMT_EXIT): Ditto.
	(omp_simt_enter_insn): New insn.
	(omp_simt_enter): New expansion.
	(omp_simt_exit): New insn.
	* config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.

	* internal-fn.c (expand_GOMP_SIMT_ENTER): New.
	(expand_GOMP_SIMT_ENTER_ALLOC): New.
	(expand_GOMP_SIMT_EXIT): New.
	* internal-fn.def (GOMP_SIMT_ENTER): New internal function.
	(GOMP_SIMT_ENTER_ALLOC): Ditto.
	(GOMP_SIMT_EXIT): Ditto.
	* target-insns.def (omp_simt_enter): New insn.
	(omp_simt_exit): Ditto.
	* omp-low.c (struct omplow_simd_context): New fields simt_eargs,
	simt_dlist.
	(lower_rec_simd_input_clauses): Implement SIMT privatization.
	(lower_rec_input_clauses): Likewise.
	(lower_lastprivate_clauses): Handle SIMT privatization.

	* omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
	(ompdevlow_adjust_simt_enter): New.
	(find_simtpriv_var_op): New.
	(execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
	IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.

	* tree-inline.h (struct copy_body_data): New field dst_simt_vars.
	* tree-inline.c (expand_call_inline): Handle SIMT privatization.
	(copy_decl_for_dup_finish): Ditto.

	* tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.

2017-03-28  Uros Bizjak  <ubizjak@gmail.com>

	PR target/53383
	* config/i386/i386.c (ix86_option_override_internal): Always
	allow -mpreferred-stack-boundary=3 for 64-bit targets.

2017-03-28  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.

2017-03-28  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
	mark new edge's irreducible flag accordign to it.
	(vect_do_peeling): Check loop preheader edge's irreducible flag
	and pass it to function slpeel_add_loop_guard.

2017-03-28  Richard Sandiford  <richard.sandiford@arm.com>

	PR tree-optimization/80218
	* tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
	Update block frequencies and counts.

2017-03-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/78644
	* tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
	of a simplification result we may not use it at all.

2017-03-28  Richard Biener  <rguenther@suse.de>

	PR ipa/80205
	* tree-inline.c (copy_phis_for_bb): Do not create PHI node
	without arguments, generate default definition of a SSA name.

2017-03-28  Richard Biener  <rguenther@suse.de>

	PR middle-end/80222
	* gimple-fold.c (gimple_fold_indirect_ref): Do not touch
	TYPE_REF_CAN_ALIAS_ALL references.
	* fold-const.c (fold_indirect_ref_1): Likewise.

2017-03-28  Martin Liska  <mliska@suse.cz>

	PR ipa/80104
	* cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
	thunk call as DECL_GIMPLE_REG_P when vector or complex type.

2017-03-28  Claudiu Zissulescu  <claziss@synopsys.com>
	    Thomas Petazzoni  <thomas.petazzoni@free-electrons.com>

	* config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
	(EXTRA_SPECS): Define.
	(SUBTARGET_EXTRA_SPECS): Likewise.
	(SUBTARGET_CPP_SPEC): Likewise.
	* config/arc/elf.h (EXTRA_SPECS): Renamed to
	SUBTARGET_EXTRA_SPECS.
	* config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.

2017-03-28  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/simdext.md (vst64_insn): Update pattern.
	(vld32wh_insn): Likewise.
	(vld32wl_insn): Likewise.
	(vld64_insn): Likewise.
	(vld32_insn): Likewise.

2017-03-28  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80067
	* fold-const.c (fold_comparison): Use protected_set_expr_location
	instead of SET_EXPR_LOCATION.

2017-03-28  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* tree.c (add_expr): Avoid name lookup warning.

2017-03-27  Jeff Law  <law@redhat.com>

	PR tree-optimization/80216
	* tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
	function name.  Limit recursion depth.
	(record_temporary_equivalences): Corresponding changes.

2017-03-27  Jonathan Wakely  <jwakely@redhat.com>

	* doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
	covered first.

2017-03-27  Jakub Jelinek  <jakub@redhat.com>

	PR target/80102
	* reg-notes.def (REG_CFA_NOTE): Define.  Use it for CFA related
	notes.
	* cfgcleanup.c (reg_note_cfa_p): New array.
	(insns_have_identical_cfa_notes): New function.
	(old_insns_match_p): Don't cross-jump in between /f
	and non-/f instructions.  If both i1 and i2 are frame related,
	verify all CFA notes, their order and content.

2017-03-27  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/78543
	* config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
	HImode and SImode with zero extend to DImode to one insn.
	(bswap<mode>2_extenddi): Likewise.
	(bswapsi2_extenddi): Likewise.
	(bswaphi2_extendsi): Likewise.
	(bswaphi2): Combine bswap HImode and SImode into one insn.
	Separate memory insns from swapping register.
	(bswapsi2): Likewise.
	(bswap<mode>2): Likewise.
	(bswaphi2_internal): Delete, no longer used.
	(bswapsi2_internal): Likewise.
	(bswap<mode>2_load): Split bswap HImode/SImode into separate load,
	store, and gpr<-gpr swap insns.
	(bswap<mode>2_store): Likewise.
	(bswaphi2_reg): Register only splitter, combine with the splitter.
	(bswaphi2 splitter): Likewise.
	(bswapsi2_reg): Likewise.
	(bswapsi2 splitter): Likewise.
	(bswapdi2): If we have the LDBRX and STDBRX instructions, split
	the insns into load, store, and register/register insns.
	(bswapdi2_ldbrx): Likewise.
	(bswapdi2_load): Likewise.
	(bswapdi2_store): Likewise.
	(bswapdi2_reg): Likewise.

2017-03-27  Gunther Nikl  <gnikl@users.sourceforge.net>

	* system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
	(HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.

2017-03-27  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/80103
	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
	add comments.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
	special handling for target option conflicts between dform
	options (-mpower9-dform, -mpower9-dform-vector,
	-mpower9-dform-scalar) and -mno-direct-move.

2017-03-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80181
	* tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.

2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/predicates.md (move_double_src_operand): Replace the
	call to move_double_src_operand with a call to address_operand.

2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
	* config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
	* config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.

2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/predicates.md (long_immediate_loadstore_operand):
	Consider scaled addresses cases.

2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_epilogue_uses): BLINK should be also
	restored when in interrupt.
	* config/arc/arc.md (simple_return): ARCv2 rtie instruction
	doesn't have delay slot.

2017-03-27  Richard Biener  <rguenther@suse.de>

	PR ipa/79776
	* tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
	inlined thunk clones.

2017-03-27  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/80168
	* asan.c (instrument_derefs): Copy over last operand from
	original COMPONENT_REF to the new COMPONENT_REF with
	DECL_BIT_FIELD_REPRESENTATIVE.
	* ubsan.c (instrument_object_size): Likewise.

2017-03-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80170
	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
	sure DR/SCEV didnt fold in constants we do not see when looking
	at the reference base alignment.

2017-03-27  Richard Biener  <rguenther@suse.de>

	PR middle-end/80171
	* gimple-fold.c (fold_ctor_reference): Properly guard against
	NULL return value from canonicalize_constructor_val.

2017-03-25  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80180
	* config/i386/i386.c (ix86_expand_builtin)
	<IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
	flags reg setting and flags reg using instructions.
	<IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto.  Use non-flags reg
	clobbering instructions to zero extend op2.

2017-03-25  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Configuration) <--with-aix-soname>:
	Update link to AIX ld.

2017-03-25  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/80160
	PR rtl-optimization/80159
	* lra-assigns.c (must_not_spill_p): Tighten new test to also take
	reg_alternate_class into account.

2017-03-24  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/80148
	* lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
	to consider in curr_insn_transform.

2017-03-24  Jakub Jelinek  <jakub@redhat.com>

	* genrecog.c (validate_pattern): Add VEC_SELECT validation.
	* genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
	and emit_mode_inner.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-builtins.def: Add VXE builtins.  Add a flags
	argument to the overloaded builtin variants.  Use the new flag to
	deprecate certain builtin variants.
	* config/s390/s390-builtin-types.def: Add new builtin types.
	* config/s390/s390-builtins.h: Support new flags field for
	overloaded builtins.
	* config/s390/s390-c.c (OB_DEF_VAR): New flags field.
	(s390_macro_to_expand): Enable vector float data type.
	(s390_cpu_cpp_builtins_internal): Indicate support of the new
	builtins by incrementing the __VEC__ version number.
	(s390_expand_overloaded_builtin): Support expansion of vec_xl and
	vec_xst.
	(s390_resolve_overloaded_builtin): Emit error messages depending
	on the builtin flags.
	* config/s390/s390.c (s390_expand_builtin): Support additional
	flags argument.  Change error message to match the messages
	emitted in s390-c.c.
	* config/s390/s390.md: New UNSPEC_* constants.
	(op_type): Add new instruction types.
	* config/s390/vecintrin.h: Add new builtins and test data class
	constants.
	* config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
	(V_HW_4, VEC_HW, VECF_HW): New mode iterators.
	(VEC_INEXACT, VEC_NOINEXACT): New constants.
	("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
	("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
	("vec_mergel<mode>"): V_HW -> VEC_HW.

	("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
	("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
	("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
	("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.

	("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
	("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
	("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
	("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.

	("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
	("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
	("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
	("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
	("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
	("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
	("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...

	("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
	("vec_scatter_element<V_HW_4:mode>_DI")
	("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
	("vec_fpint<mode>", "vflls")
	("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
	("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
	("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
	("*vec_cmphe<mode>_cc"): ... these.

	("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
	mode constant instead of magic value.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_vec_compare): Support other
	vector floating point modes than just V2DF.
	(s390_expand_vcond): Likewise.
	(s390_hard_regno_mode_ok): Allow SFmode values in VRs.
	(s390_cannot_change_mode_class): Prevent mode changes between TF
	and V1TF in vector registers.
	* config/s390/s390.md (DF, SF): New mode attributes.
	("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
	("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
	SFmode support for VRs.
	* config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
	vector fp modes.
	(VFT, VF_HW): New mode iterators.
	(vw, sdx): New mode attributes.
	("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
	("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
	("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
	("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
	("vec_unorderedv2df"): Adjust the v2df only patterns to support
	also the new vector floating point modes.  Renaming to ...

	("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
	("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
	("abs<mode>2", "negabs<mode>2", "smax<mode>3")
	("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
	("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
	("vec_unordered<mode>"): ... these.

	("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
	("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
	("*vec_extendv2df"): New insn definitions.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
	("mulditi3_2", "*muldi3_sign"): New patterns.
	("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
	rename the pattern definition.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("indirect_jump"): Turn insn definition into
	expander.
	("*indirect_jump", "*indirect2_jump"): New pattern definitions.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_vec_init): Use vllezl
	instruction if possible.
	* config/s390/vector.md (vec_halfnumelts): New mode
	attribute.
	("*vec_vllezlf<mode>"): New pattern.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
	("popcountv4si2", "popcountv2di2"): Rename to ...
	("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
	("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
	condition.
	("popcount<mode>2_vxe"): New pattern.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* common/config/s390/s390-common.c (processor_flags_table): Add
	arch12.
	* config.gcc: Add arch12.
	* config/s390/driver-native.c (s390_host_detect_local_cpu):
	Default to arch12 for unknown CPU model numbers.
	* config/s390/s390-builtins.def: Add B_VXE builtin flag.
	* config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
	PROCESSOR_max sanity check.
	* config/s390/s390-opts.h (enum processor_type): Add
	PROCESSOR_ARCH12.
	* config/s390/s390.c (processor_table): Add arch12.
	(s390_expand_builtin): Add check for B_VXE flag.
	(s390_issue_rate): Add PROCESSOR_ARCH12.
	(s390_get_sched_attrmask): Likewise.
	(s390_get_unit_mask): Likewise.
	(s390_sched_score): Enable z13 scheduling for arch12.
	(s390_sched_reorder): Likewise.
	(s390_sched_variable_issue): Likewise.
	* config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
	PF_VXE.
	(s390_tune_attr): Use z13 scheduling also for arch12.
	(TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
	(TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
	(TARGET_VXE_P): New macros.
	* config/s390/s390.md: Add arch12 to cpu attribute.  Add arch12
	and vxe to cpu_facility.  Add arch12 and vxe to enabled attribute.
	* config/s390/s390.opt: Add arch12 as processor_type.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md
	("fixuns_truncdddi2", "fixuns_trunctddi2")
	("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
	("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.

	("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
	Rename expanders to ...

	("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
	("fixuns_truncdddi2_emu"): ... these.

	("fixuns_trunc<mode>si2_emu"): New expander.

	("*fixuns_truncdfdi2_z13"): Rename to ...
	("*fixuns_truncdfdi2_vx"): ... this.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/2964.md: Remove the single element vector compare
	instructions which are no longer used.
	* config/s390/s390.c (s390_select_ccmode): Remove handling of
	vector CCmodes.
	(s390_canonicalize_comparison): Remove handling of DFmode
	compares.
	(s390_expand_vec_compare_scalar): Remove function.
	(s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
	* config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
	pattern.
	("*cmp<mode>_ccs"): Add wfcdb instruction.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
	FP zero.
	("*mov<mode>_64" DD_DF): Remove the vector instructions. These
	will anyway by matched by mov<mode>_64dfp.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
	vlef/vstef.  Add missing operand to vleif.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_vec_init): Enable vector load
	pair for all vector types with 64 bit elements.
	* config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
	* config/s390/vector.md (V_HW_64): ... here.
	(V_128_NOSINGLE): New mode iterator.
	("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
	("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
	("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
	("*vec_load_pairv2di"): Change to ...
	("*vec_load_pair<mode>"): ... this one.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/constraints.md: Add comments.
	(jKK): Reject element sizes > 8 bytes.
	* config/s390/s390.c (s390_split_ok_p): Enable splitting also for
	s_operands.
	* config/s390/s390.md: Add the s_operand checks formerly in
	s390_split_ok_p to various splitters where they are still
	required.
	* config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
	for 128 bit vectors.  Plus two splitters.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md: Rename the cpu facilty vec to vx throughout
	the file.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/79893
	* config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
	error if the boundary argument is not constant.

2017-03-24  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/80112
	* loop-doloop.c (doloop_condition_get): Don't check condition
	if cmp isn't SET with IF_THEN_ELSE src.

2017-03-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/80158
	* gimple-ssa-strength-reduction.c (replace_mult_candidate): When
	replacing a candidate statement, also replace it for the
	candidate's alternate interpretation.
	(replace_rhs_if_not_dup): Likewise.
	(replace_one_candidate): Likewise.

2017-03-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80167
	* graphite-isl-ast-to-gimple.c
	(translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
	properly.
	(translate_isl_ast_to_gimple::get_rename): Likewise.

2017-03-23  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Change
	handling of certain combinations of target options, including the
	combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
	-mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.

2017-03-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/71436
	* config/arm/arm.md (*load_multiple): Add reload_completed to
	matching condition.

2017-03-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
	    Richard Biener  <rguenth@suse.de>

	PR tree-optimization/79908
	PR tree-optimization/80136
	* tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
	been cast away, gimplify_and_add suffices.

2017-03-23  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* tree-vrp.c (identify_jump_threads): Delete avail_exprs.

2017-03-23  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80032
	* gimplify.c (gimple_push_cleanup): Forced unconditional
	cleanups still have to go to the conditional_cleanups
	sequence.

2017-03-22  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/80072
	* tree-ssa-reassoc.c (struct operand_entry): Change id field type
	to unsigned int.
	(next_operand_entry_id): Change type to unsigned int.
	(sort_by_operand_rank): Make sure to return the right return value
	even if unsigned fields are bigger than INT_MAX.
	(struct oecount): Change cnt and id type to unsigned int.
	(oecount_hasher::equal): Formatting fix.
	(oecount_cmp): Make sure to return the right return value
	even if unsigned fields are bigger than INT_MAX.
	(undistribute_ops_list): Change next_oecount_id type to unsigned int.

	PR c++/80129
	* gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
	TREE_READONLY on result if writing it more than once.

	PR sanitizer/80110
	* doc/invoke.texi (-fsanitize=thread): Document that with
	-fnon-call-exceptions atomics are not able to throw
	exceptions.

	PR sanitizer/80110
	* tsan.c: Include tree-eh.h.
	(instrument_builtin_call): Call maybe_clean_eh_stmt or
	maybe_clean_or_replace_eh_stmt where needed.
	(instrument_memory_accesses): Add cfg_changed argument.
	Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
	if it returned true.
	(tsan_pass): Adjust caller.  Return TODO_cleanup_cfg if cfg_changed.

	PR rtl-optimization/63191
	* config/i386/i386.c (ix86_delegitimize_address): Turn into small
	wrapper function, moved the whole old content into ...
	(ix86_delegitimize_address_1): ... this.  New inline function.
	(ix86_find_base_term): Use ix86_delegitimize_address_1 with
	true as last argument instead of ix86_delegitimize_address.

2017-03-22  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (generic_branch_cost): Copy
	cortexa57_branch_cost.

2017-03-22  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (generic_tunings): Add AES fusion.

2017-03-21  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/80123
	* doc/md.texi (Constraints): Document wA constraint.
	* config/rs6000/constraints.md (wA): New.
	* config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
	(rs6000_init_hard_regno_mode_ok): Init wA constraint.
	* config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
	* config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.

2017-03-22  Cesar Philippidis  <cesar@codesourcery.com>

	PR c++/80029
	* gimplify.c (is_oacc_declared): New function.
	(oacc_default_clause): Use it to set default flags for acc declared
	variables inside parallel regions.
	(gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
	declared variables.
	(gimplify_oacc_declare): Gimplify the declare clauses.  Add the
	declare attribute to any decl as necessary.

2017-03-22  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	PR target/80082
	* config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
	(ISA_ARMv7ve): Add isa_bit_lpae to the definition.
	* config/arm/arm-protos.h (arm_arch7ve): Rename into ...
	(arm_arch_lpae): This.
	* config/arm/arm.c (arm_arch7ve): Rename into ...
	(arm_arch_lpae): This.  Define it in term of isa_bit_lpae.
	* config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
	arm_arch_lpae.

2017-03-22  Martin Liska  <mliska@suse.cz>

	PR target/79906
	* config/rs6000/rs6000.c (rs6000_inner_target_options): Show
	error message instead of an ICE.

2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* doc/extend.texi (6.11 Additional Floating Types): Revise.

2017-03-21  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
	comments.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
	comments.

2017-03-21  Martin Sebor  <msebor@redhat.com>

	* doc/extend.texi: Use "cannot" instead of "can't."
	* doc/hostconfig.texi: Same.
	* doc/install.texi: Same.
	* doc/invoke.texi: Same.
	* doc/loop.texi: Same.
	* doc/md.texi: Same.
	* doc/objc.texi: Same.
	* doc/rtl.texi: Same.
	* doc/tm.texi: Same.
	* doc/tm.texi.in: Same.
	* doc/trouble.texi: Same.

2017-03-21  Alexandre Oliva <aoliva@redhat.com>

	PR debug/63238
	* dwarf2out.c (struct checksum_attributes): Add at_alignment.
	(collect_checksum_attributes): Set it.
	(die_checksum_ordered): Use it.

2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/79908
	* tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
	change: For a VA_ARG whose LHS has been cast away, use
	force_gimple_operand to construct the side effects.

2017-03-21  David Malcolm  <dmalcolm@redhat.com>

	PR translation/80001
	* omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
	more amenable to translation.
	(oacc_loop_auto_partitions): Likewise.

2017-03-21  Marek Polacek  <polacek@redhat.com>
	    Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/80109
	* gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
	on INTEGRAL_TYPE_P.

2017-03-21  Jakub Jelinek  <jakub@redhat.com>
	    Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/80125
	* combine.c (can_combine_p): Revert the 2017-03-20 change, only
	check reg_used_between_p between insn and one of succ or succ2
	depending on if succ is artificial insn not inserted into insn
	stream.

2017-03-21  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/80081
	* Makefile.in: Add gcov-dump and fix installation of gcov-tool.
	* doc/gcc.texi: Include gcov-dump stuff.
	* doc/gcov-dump.texi: New file.

2017-03-21  Toma Tabacu  <toma.tabacu@imgtec.com>

	PR rtl-optimization/79150
	* config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
	conditional jump, if the jump is the last insn of the loop.

2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
	    Richard Biener  <rguenth@suse.de>

	PR tree-optimization/79908
	* tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
	been cast away, use force_gimple_operand to construct the side
	effects.

2017-03-21  Martin Liska  <mliska@suse.cz>

	PR libfortran/79956
	* simplify-rtx.c (simplify_immed_subreg): Initialize a variable
	to NULL.

2017-03-21  Brad Spengler <spender@grsecurity.net>

	PR plugins/80094
	* plugin.c (htab_hash_plugin): New function.
	(add_new_plugin): Use it and adjust.
	(parse_plugin_arg_opt): Adjust.
	(init_one_plugin): Likewise.

2017-03-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80032
	* gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
	if set force the cleanup to happen unconditionally.
	(gimplify_target_expr): Push inserted clobbers with force_uncond
	to avoid them being removed by control-dependent DCE.

2017-03-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80122
	* tree-inline.c (copy_bb): Do not expans va-arg packs or
	va_arg_pack_len when the inlined call stmt requires pack
	expansion itself.
	* tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.

2017-03-21  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/78158
	* tsan.c (instrument_builtin_call): If the memory model argument
	is not a constant, assume it is valid.

	PR c/67338
	* fold-const.c (round_up_loc): Negate divisor in unsigned type to
	avoid UB.

2017-03-20  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/79910
	* combine.c (can_combine_p): Do not allow combining an I0 or I1
	if its dest is used by an insn before I2 (other than the combined
	insns themselves, which are properly handled already).

2017-03-20  Segher Boessenkool  <segher@kernel.crashing.org>

	Revert:
	2017-03-17  Bernd Schmidt  <bschmidt@redhat.com>

	* combine.c (record_used_regs): New static function.
	(try_combine): Handle situations where there is an additional
	instruction between I2 and I3 which needs to have a LOG_LINK
	updated.

	Revert:
	2017-03-17  Jim Wilson  <jim.wilson@linaro.org>

	* combine.c (try_combine): Delete redundant i1 test.  Call
	prev_nonnote_nondebug_insn instead of prev_nonnote_insn.

2017-03-20  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/80083
	* config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
	alternatives 13/14.

2017-03-20  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/80054
	* gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
	the optimization if a PHI or any of its arguments is not dominated
	by the candidate's basis.  Use gphi* rather than gimple* as
	appropriate.
	(replace_profitable_candidates): Clean up a gimple* variable that
	should be a gphi* variable.

2017-03-20  Martin Sebor  <msebor@redhat.com>

	PR c++/52477
	* doc/extend.texi (attribute constructor): Document present limitation.

2017-03-20  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/79963
	* config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
	__POWER9_VECTOR__ #ifdef control, change template definition to
	use Power9-specific built-in function.
	(vec_any_eq): Likewise.
	* config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
	to control outcomes from this test.
	(vector_ae_<mode>p): For VEC_F modes, likewise.

2017-03-20  Ian Lance Taylor  <iant@google.com>

	* config/i386/i386.c (ix86_function_regparm): Save an extra
	register for -fsplit-stack with DECL_STATIC_CHAIN.

2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com>

	PR target/79912
	* config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
	(TARGET_PREFERRED_RELOAD_CLASS): Likewise.

2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com>

	* config/riscv/riscv.c (riscv_print_operand): Use "fence
	iorw,ow".
	* config/riscv/sync.mc (mem_thread_fence_1): Use "fence
	iorw,iorw".

2017-03-20  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80063
	* asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).

2017-03-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80113
	* graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
	allocate extra SSA name for PHI def.
	(add_close_phis_to_outer_loops): Likewise.
	(add_close_phis_to_merge_points): Likewise.
	(copy_loop_close_phi_args): Likewise.
	(copy_cond_phi_nodes): Likewise.

2017-03-20  Martin Liska  <mliska@suse.cz>

	PR middle-end/79753
	* tree-chkp.c (chkp_build_returned_bound): Do not build
	returned bounds for a LHS that's not a BOUNDED_P type.

2017-03-20  Martin Liska  <mliska@suse.cz>

	PR target/79769
	PR target/79770
	* tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
	COMPLEX_CST and VECTOR_CST.

2017-03-20  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/78857
	* config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
	target operand.  A new splitter adds the clobber statement in case
	the target operand is dead anyway.

2017-03-19  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
	to age-old versions of binutils and glibc.

2017-03-18  Segher Boessenkool  <segher@kernel.crashing.org>

	* doc/contrib.texi (Contributors): Remove duplicate entry for myself.

2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/contrib.texi (Contributors): Add Segher Boessenkool.

2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific) <arm-*-eabi>: Remove old
	requirement for binutils 2.13.

2017-03-17  Jim Wilson  <jim.wilson@linaro.org>

	* combine.c (try_combine): Delete redundant i1 test.  Call
	prev_nonnote_nondebug_insn instead of prev_nonnote_insn.

2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com

	* doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
	riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
	contents.
	<riscv64-*-elf>: Re-arrange section
	<riscv32-*-elf>: Add a note about requiring binutils 2.28.
	<riscv32-*-linux>: Likewise.
	<riscv64-*-elf>: Likewise
	<riscv64-*-linux>: Likewise.

2017-03-17  Richard Earnshaw  <rearnsha@arm.com>

	PR target/80052
	* aarch64.opt(verbose-cost-dump): Fix typo.

2017-03-17  Pat Haugen  <pthaugen@us.ibm.com>

	PR target/79951
	* config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
	for VECTOR_UNIT_VSX_P (<MODE>mode) too.

2017-03-17  Bernd Schmidt  <bschmidt@redhat.com>

	* reload.c (find_reloads): When reloading a nonoffsettable address,
	use RELOAD_OTHER for it and its address reloads.

	PR rtl-optimization/79910
	* combine.c (record_used_regs): New static function.
	(try_combine): Handle situations where there is an additional
	instruction between I2 and I3 which needs to have a LOG_LINK
	updated.

2017-03-17  Jeff Law  <law@redhat.com>

	PR tree-optimization/71437
	* tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
	conditional in the hash table first.
	(vrp_dom_walker::before_dom_children): Extract condition from
	ASSERT_EXPR.  Record condition, its inverion and any implied
	conditions as well.

2017-03-17  Marek Polacek  <polacek@redhat.com>
	    Markus Trippelsdorf  <markus@trippelsdorf.de>

	PR tree-optimization/80079
	* gimple-ssa-store-merging.c (class pass_store_merging): Initialize
	m_stores_head.

2017-03-17  Richard Biener  <rguenther@suse.de>

	PR middle-end/80075
	* tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
	Properly verify the LHS before the RHS possibly claims to be
	handled.
	(stmt_could_throw_p): Hande gimple conds fully here.  Clobbers
	do not throw.

2017-03-17  Martin Jambor  <mjambor@suse.cz>

	* doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
	(List of -O2 options): Likewise.
	(-fipa-bit-cp): Replace "ipa" with "interprocedural."
	(-fipa-vrp) New.

2017-03-17  Tom de Vries  <tom@codesourcery.com>

	* gcov-dump.c (print_usage): Print bug_report_url.

2017-03-17  Richard Biener  <rguenther@suse.de>

	PR middle-end/80050
	* genmatch.c (parser::next): Remove pointless check for CPP_EOF.
	(parser::peek): Likewise.

2017-03-17  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80048
	* sese.c (free_sese_info): Properly release rename_map and
	copied_bb_map elements.

2017-03-16  Alexandre Oliva <aoliva@redhat.com>

	* gimple-ssa-store-merging.c (struct imm_store_chain_info):
	Add linked-list forward and backlinks.  Insert on
	construction, remove on destruction.
	(class pass_store_merging): Add m_stores_head field.
	(pass_store_merging::terminate_and_process_all_chains):
	Iterate over m_stores_head list.
	(pass_store_merging::terminate_all_aliasing_chains):
	Likewise.
	(pass_store_merging::execute): Check for debug stmts first.
	Push new chains onto the m_stores_head stack.

2017-03-16  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71294
	* config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
	SPLAT operation on ISA 2.07 64-bit systems that have direct move,
	but no MTVSRDD support, by doing MTVSRD and XXPERMDI.

2017-03-16  Jeff Law  <law@redhat.com>

	PR tree-optimization/71437
	* tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
	member function.  Implementation moved into after_dom_children
	member function and into the threader's thread_outgoing_edges
	function.
	(dom_opt_dom_walker::after_dom_children): Simplify by moving
	some code into new thread_outgoing_edges.
	* tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
	definition.  Simplify marker handling (do it here).   Assume we always
	have the available expression and the const/copies tables.
	(thread_outgoing_edges): New function extracted from tree-ssa-dom.c
	and tree-vrp.c
	* tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
	* tree-vrp.c (equiv_stack): No longer file scoped.
	(vrp_dom_walker): New class.
	(vrp_dom_walker::before_dom_children): New member function.
	(vrp_dom_walker::after_dom_children): Likewise.
	(identify_jump_threads):  Setup domwalker.  Use it rather than
	walking edges in a random order by hand.  Simplify setup/finalization.
	(finalize_jump_threads): Remove.
	(vrp_finalize): Do not call identify_jump_threads here.
	(execute_vrp): Do it here instead and call thread_through_all_blocks
	here too.

	PR tree-optimization/71437
	* tree-ssa-dom.c (pfn_simplify): Add basic_block argument.  All
	callers changed.
	(simplify_stmt_for_jump_threading): Add basic_block argument.  All
	callers changed.
	(lhs_of_dominating_assert): Moved from here into tree-vrp.c.
	(dom_opt_dom_walker::thread_across_edge): Remove
	handle_dominating_asserts argument.  All callers changed.
	(record_temporary_equivalences_from_stmts_at_dest): Corresponding
	changes.  Remove calls to lhs_of_dominating_assert.  Other
	uses of handle_dominating_asserts turn into unconditional code
	(simplify_control_stmt_condition_1): Likewise.
	(simplify_control_stmt_condition): Likewise.
	(thread_through_normal_block, thread_across_edge): Likewise.
	* tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
	* tree-vrp.c (lhs_of_dominating_assert): Move here.  Return original
	object if it is not an SSA_NAME.
	(simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
	before calling into the VRP specific simplifiers.
	(identify_jump_threads): Remove handle_dominating_asserts
	argument.

2017-03-16  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/79886
	* tree-diagnostic.c (default_tree_printer): No longer static.
	* tree-diagnostic.h (default_tree_printer): New prototype.

2017-03-16  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
	Change ins into fmov.

2017-03-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
	* config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
	Use h_con constraint for operand 1.
	(*aarch64_fnma4_elt_from_dup<mode>): Likewise.
	(*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.

2017-03-15  Jeff Law  <law@redhat.com>

	PR tree-optimization/71437
	* tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
	(record_temporary_equivalences): Use it.

	PR tree-optimization/71437
	* tree-ssa-dom.c (struct cond_equivalence): Moved from here into
	tree-ssa-scopedtables.
	(lookup_avail_expr, build_and_record_new_cond): Likewise.
	(record_conditions, record_cond, vuse_eq): Likewise.
	(record_edge_info): Adjust to API tweak of record_conditions.
	(simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
	(record_temporary_equivalences, optimize_stmt): Likewise.
	(eliminate_redundant_computations): Likewise.
	(record_equivalences_from_stmt): Likewise.
	* tree-ssa-scopedtables.c: Include options.h and params.h.
	(vuse_eq): New function, moved from tree-ssa-dom.c
	(build_and_record_new_cond): Likewise.
	(record_conditions): Likewise.  Accept vector of conditions rather
	than edge_equivalence structure for first argument.
	for the first argument.
	(avail_exprs_stack::lookup_avail_expr): New member function, moved
	from tree-ssa-dom.c.
	(avail_exprs_stack::record_cond): Likewise.
	* tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
	from tree-ssa-dom.c.
	(avail_exprs_stack): Add new member functions lookup_avail_expr
	and record_cond.
	(record_conditions): Declare.

2017-03-15  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/80017
	* lra-constraints.c (process_alt_operands): Increase reject for
	reloading an input/output operand.

2017-03-15  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/79038
	* config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
	insns to convert from signed/unsigned char/short to IEEE 128-bit
	floating point.
	(floatuns<QHI:mode><IEEE128:mode>2): Likewise.

2017-03-15  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80019
	* config/i386/i386.c (ix86_vector_duplicate_value): Create
	subreg of inner mode for values already in registers.

2017-03-15  Bernd Schmidt  <bschmidt@redhat.com>

	* config/c6x/c6x.c (hwloop_optimize): Handle case where the old
	iteration reg is used after the loop.

2017-03-14  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/79800
	* gimple-ssa-sprintf.c (format_floating: Add argument.  Handle
	precision in negative-positive range.
	(format_floating): Call non-const overload with adjusted precision.

2017-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/79947
	* config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
	-mpowerpc-gfxopt.

2017-03-14  Martin Sebor  <msebor@redhat.com>

	PR middle-end/80020
	* builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
	* builtins.def (aligned_alloc): Use it.

	PR c/79936
	* Makefile.in (GTFILES): Add calls.c.
	* calls.c: Include "gt-calls.h".

2017-03-14  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/79728
	* regs.h (struct target_regs): New field
	x_contains_allocatable_regs_of_mode.
	(contains_allocatable_regs_of_mode): New macro.
	* reginfo.c (init_reg_sets_1): Initialize it, and change
	contains_reg_of_mode so it includes global regs as well.
	* reload.c (push_reload): Use contains_allocatable_regs_of_mode
	rather than contains_regs_of_mode.

2017-03-14  Martin Liska  <mliska@suse.cz>

	* doc/invoke.texi: Document options that can't be combined with
	-fcheck-pointer-bounds.

2017-03-14  Martin Liska  <mliska@suse.cz>

	PR middle-end/79831
	* doc/invoke.texi (-Wchkp): Document the option.

2017-03-14  Martin Liska  <mliska@suse.cz>

	* Makefile.in: Install gcov-dump.

2017-03-14  Martin Liska  <mliska@suse.cz>

	* multiple_target.c (expand_target_clones): Bail out for
	an invalid attribute.

2017-03-14  Richard Biener  <rguenther@suse.de>

	* alias.c (struct alias_set_entry): Pack properly.
	* cfgloop.h (struct loop): Likewise.
	* cse.c (struct set): Likewise.
	* ipa-utils.c (struct searchc_env): Likewise.
	* loop-invariant.c (struct invariant): Likewise.
	* lra-remat.c (struct cand): Likewise.
	* recog.c (struct change_t): Likewise.
	* rtl.h (struct address_info): Likewise.
	* symbol-summary.h (function_summary): Likewise.
	* tree-loop-distribution.c (struct partition): Likewise.
	* tree-object-size.c (struct object_size_info): Likewise.
	* tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
	* tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
	* tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
	* tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
	* tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
	* tree-vectorizer.h (struct _loop_vec_info): Likewise.
	(struct _stmt_vec_info): Likewise.

2017-03-14  Martin Liska  <mliska@suse.cz>

	PR target/79892
	* multiple_target.c (create_dispatcher_calls): Check that
	a target can create a function dispatcher.

2017-03-14  Martin Liska  <mliska@suse.cz>

	PR lto/66295
	* multiple_target.c (expand_target_clones): Drop local.local
	flag for default implementation.

2017-03-14  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80030
	* tree-vect-stmts.c (vectorizable_store): Plug memleak.

2017-03-13  Kito Cheng  <kito.cheng@gmail.com>

	* config/riscv/riscv.c (riscv_emit_float_compare>: Use
	gcc_fallthrough() instead of __attribute__((fallthrough));

2017-03-13  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/gcc.texi: Remove "up" link to (DIR).
	* doc/gccint.texi: Ditto.

2017-03-13  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific) <avr>: Remove reference to
	binutils 2.13.

2017-03-13  Jeff Law  <law@redhat.com>

	* config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
	attribute rather than comments.

	* config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
	match_scratch operand is highest.

2017-03-13  Martin Liska  <mliska@suse.cz>

	PR middle-end/78339
	* ipa-pure-const.c (warn_function_noreturn): If the declarations
	is a CHKP clone, use original declaration.

2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_init): Use multiplier whenever we have it.
	(arc_conditional_register_usage): Use a different allocation order
	when optimizing for size.
	* common/config/arc/arc-common.c (arc_option_optimization_table):
	Section anchors default on when optimizing for size.

2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (*tst_bitfield_tst): Fix pattern.

2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_output_addsi): Emit code density adds.
	* config/arc/arc.md (cpu_facility): Add cd variant.
	(*movqi_insn): Add code density variant.
	(*movhi_insn): Likewise.
	(*movqi_insn): Likewise.
	(*addsi3_mixed): Likewise.
	(subsi3_insn): Likewise.

2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (movsi_cond_exec): Update constraint.

2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
	expressions with MINUS and UNARY ops.

2017-03-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/79911
	* config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
	Rename to...
	(vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
	between vec_select and vector argument.
	(vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
	(vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
	(vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
	(vec_sel_widen_usum_lo<mode><V_half>3): ... This.
	(vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
	(vec_sel_widen_usum_hi<mode><V_half>3): ... This.

2017-03-13  Richard Biener  <rguenther@suse.de>

	PR other/79991
	* params.def (vect-max-peeling-for-alignment): Fix typo.

2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific) <mips-*-*>: Remove description of
	issue that only occurred with binutils below 2.18.

2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific) <cris-axis-elf>: No longer
	refer to binutils 2.11/2.12 minimum.

2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific) <powerpc-*-*>: Remove link to
	ftp.kernel.org and simplify binutils requirement.

2017-03-11  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/invoke.texi (Warning Options): Fix spelling of link-time
	optimization.
	(Optimize Options): Ditto.  Also remove redundancy.

2017-03-10  David Malcolm  <dmalcolm@redhat.com>

	PR translation/79848
	* ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
	"%qs".
	* ipa-pure-const.c (suggest_attribute): Likewise.  Convert _
	to G_ to avoid double translation.

2017-03-10  David Malcolm  <dmalcolm@redhat.com>

	PR translation/79923
	* auto-profile.c (get_combined_location): Convert leading
	character of diagnostics to lower case and remove trailing period.
	(read_profile): Likewise for various diagnostics.
	* config/arm/arm.c (arm_option_override): Remove trailing period
	from various diagnostics.
	* config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
	(msp430_expand_delay_cycles): Likewise.

2017-03-10  David Malcolm  <dmalcolm@redhat.com>

	PR target/79925
	* config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
	full command-line argument, rather than just "str".
	(aarch64_validate_march): Likewise.
	(aarch64_validate_mtune): Likewise.

2017-03-10  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/78911
	* lra-assigns.c (must_not_spill_p): New function.
	(spill_for): Use it.

2017-03-10  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79981
	* tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
	ATOMIC_COMPARE_EXCHANGE ifn result.
	(stmt_interesting_for_vrp, vrp_visit_stmt): Handle
	IFN_ATOMIC_COMPARE_EXCHANGE.

2017-03-10  David Malcolm  <dmalcolm@redhat.com>

	PR driver/79875
	* opts.c (parse_sanitizer_options): Add missing question mark to
	"did you mean" message.

2017-03-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
	built-in.
	(VMULEUH_UNS): Likewise.
	(VMULOUB_UNS): Likewise.
	(VMULOUH_UNS): Likewise.
	* config/rs6000/rs6000.c (builtin_function_type): Remove
	references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.

2017-03-10  David Malcolm  <dmalcolm@redhat.com>

	PR bootstrap/79952
	* read-rtl-function.c (function_reader::read_rtx_operand): Update
	x with result of extra_parsing_for_operand_code_0.
	(function_reader::extra_parsing_for_operand_code_0): Convert
	return type from void to rtx, returning x.  When reading
	SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
	larger size containing struct block_symbol.

2017-03-10  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
	-mfloat128-hardware without -m64.

2017-03-10  Will Schmidt <will_schmidt@vnet.ibm.com>

	PR target/79941
	* config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
	entries to the case statement that marks unsigned arguments to
	overloaded functions.

2017-03-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
	two typographic errors in the handling of TARGET_UPPER_REGS_DI.

2017-03-10  Pat Haugen  <pthaugen@us.ibm.com>

	PR target/79907
	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
	TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.

2017-03-10  Martin Liska  <mliska@suse.cz>

	PR target/65705
	PR target/69804
	* toplev.c (process_options): Enable MPX with LSAN and UBSAN.
	* tree-chkp.c (chkp_walk_pointer_assignments): Verify that
	FIELD != NULL.

2017-03-10  Olivier Hainque  <hainque@adacore.com>

	* tree-switch-conversion (array_value_type): Start by resetting
	candidate type to it's main variant.

2017-03-10  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/79909
	* combine.c (try_combine): Use simplify_replace_rtx on individual
	CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
	of the whole CALL_INSN_FUNCTION_USAGE.

	PR tree-optimization/79972
	* gimple-ssa-warn-alloca.c (alloca_call_type): Only call
	get_range_info on SSA_NAMEs.  Formatting fixes.

2017-03-10  Richard Biener  <rguenther@suse.de>
	    Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/77975
	* tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
	edge to be constant.
	(get_val_for): For constant x return it.  Formatting fix.
	(loop_niter_by_eval): Avoid pointless looping if the next iteration
	would use the same bases as the current one.

2017-03-09  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
	instead of vec_select for V1TImode.
	* conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
	longer needed.
	(VSX_LE_128): Add V1TI to this mode iterator.
	(*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
	(*vsx_le_perm_store_<mode>): Likewise.
	(pre-reload splitter for VSX stores): Likewise.
	(post-reload splitter for VSX stores): Likewise.
	(*vsx_xxpermdi2_le_<mode>): Likewise.
	(*vsx_lxvd2x2_le_<mode>): Likewise.
	(*vsx_stxvd2x2_le_<mode>): Likewise.

2017-03-09  Michael Eager  <eager@eagercon.com>

	Correct failures with --enable-checking=yes,rtl.

	* config/microblaze/microblaze.c (microblaze_expand_shift):
	Replace GET_CODE test with CONST_INT_P and INTVAL test with
	test for const0_rtx.
	* config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
	lshrsi3_byone): Replace INTVAL with test for const1_rtx.

2017-03-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79977
	* graphite-scop-detection.c (scop_detection::merge_sese):
	Handle the case of extra exits to blocks dominating the entry.

2017-03-09  Toma Tabacu  <toma.tabacu@imgtec.com>

	* doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
	Document rdynamic.

2017-03-09  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/79949
	* lra-constraints.c (process_alt_operands): Check memory when
	trying to predict a cycle.  Print about the overall increase.

2017-03-09  Richard Biener  <rguenther@suse.de>

	PR middle-end/79971
	* gimple-expr.c (useless_type_conversion_p): Preserve
	TYPE_SATURATING for fixed-point types.

2017-03-09  Richard Biener  <rguenther@suse.de>

	PR ipa/79970
	* ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
	alignment of BLKmode params.

2017-03-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/79913
	* config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
	(VALL_NO_V2Q): Likewise.
	(VDQF_DF): Delete.
	* config/aarch64/aarch64-simd.md
	(aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
	iterator.
	(*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
	VALL_NO_V2Q mode iterator.
	(*aarch64_vgetfmulx<mode>): Use VDQF iterator.

2017-03-09  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79631
	* tree-chkp-opt.c (chkp_is_constant_addr): Call
	tree_int_cst_sign_bit just for INTEGER constants.

2017-03-09  Martin Liska  <mliska@suse.cz>

	PR target/65705
	PR target/69804
	* toplev.c (process_options): Disable -fcheck-pointer-bounds with
	sanitizers.

2017-03-09  Marek Polacek  <polacek@redhat.com>

	PR c++/79672
	* tree.c (inchash::add_expr): Handle TREE_VEC.

2017-03-09  Martin Liska  <mliska@suse.cz>

	PR ipa/79764
	(chkp_narrow_size_and_offset): New function.
	(chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
	(void chkp_parse_bit_field_ref): New function.
	(chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
	(chkp_process_stmt): Use chkp_parse_bit_field_ref.

2017-03-09  Martin Liska  <mliska@suse.cz>

	PR ipa/79761
	* tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
	(chkp_find_bounds_1): Remove gcc_unreachable.

2017-03-09  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/79944
	* asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
	BUILT_IN_SYNC*, determine the access type from the size suffix and
	always build a MEM_REF with that type.  Handle forgotten
	BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.

	PR target/79932
	* config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
	_mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
	_mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
	_mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
	_mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
	_mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
	_mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
	_mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
	_mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
	_mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
	_mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
	_mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
	_mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
	_mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
	_mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
	_mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
	_mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
	_mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
	_mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
	_mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
	_mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
	_mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
	_mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
	_mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
	_mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
	_mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
	_mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
	_mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
	_mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
	_mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
	definitions outside of __OPTIMIZE__ guarded section.

	PR target/79932
	* config/i386/avx512bwintrin.h (_mm512_packs_epi32,
	_mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
	_mm512_packus_epi32, _mm512_maskz_packus_epi32,
	_mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
	guarded section.

2017-03-09  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
	("vfenez<mode>"): Add missing constraints.

2017-03-08  Martin Sebor  <msebor@redhat.com>

	PR target/79928
	* config/nds32/nds32.c (nds32_option_override):
	Fix misspelled diagnostic.

2017-03-08  Jakub Jelinek  <jakub@redhat.com>

	PR c/79940
	* gimplify.c (gimplify_omp_for): Replace index var in outer
	taskloop statement with an artificial variable and add
	OMP_CLAUSE_PRIVATE clause for it.

2017-03-08  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79955
	* tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
	for accesses that are completely outside of the variable.

2017-03-08  Andrew Haley  <aph@redhat.com>

	PR tree-optimization/79943
	* tree-ssa-loop-split.c (compute_new_first_bound): When
	calculating the new upper bound, (END-BEG) should be added, not
	subtracted.

2017-03-08  Jakub Jelinek  <jakub@redhat.com>

	* config/avr/avr.md (setmemhi): Make sure match_dup
	operand number comes before match_scratch.

2017-03-08  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79920
	* tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
	with ncopies == 1 to ...
	(vect_transform_slp_perm_load): ... here.  Properly compute
	all element loads by iterating VF times over the group.  Do
	not handle ncopies (computed in a broken way) in
	vect_create_mask_and_perm.

2017-03-08  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/79904
	* internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
	is a uniform vector, use uniform_vector_p return value instead of
	building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.

2017-03-07  Marek Polacek  <polacek@redhat.com>

	PR middle-end/79809
	* gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
	(alloca_call_type): Likewise.

2017-03-07  Martin Liska  <mliska@suse.cz>

	* gcov.c (process_args): Put comment to correct location.

2017-03-07  Martin Liska  <mliska@suse.cz>

	PR middle-end/68270
	* tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
	Use array_at_struct_end_p instead of DECL_CHAIN (field).
	(chkp_narrow_bounds_for_field): Likewise.
	(chkp_parse_array_and_component_ref): Pass one more argument to
	call.

2017-03-07  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
	preheaders.

2017-03-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/i386/i386.c (ix86_local_alignment): Align most aggregates
	of 16 bytes and more to 16 bytes, not those of 16 bits and more.

2017-03-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR c/79855
	* params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
	to end of description.
	(PARAM_MAX_STORES_TO_MERGE): Likewise.

2017-03-07  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/79901
	* config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
	...
	(*avx512f_<code><mode>3<mask_name>): ... this.
	(<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
	iterator instead of VI8_AVX2_AVX512BW.

	PR rtl-optimization/79901
	* expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
	min/max expander, expand it using expand_vec_cond_expr.

	PR sanitizer/79897
	* ubsan.c (ubsan_encode_value): Call mark_addressable on the
	temporary.

2017-03-06  Jakub Jelinek  <jakub@redhat.com>

	PR c++/79821
	* dwarf2out.h (dw_vec_const): Change array type from unsigned char *
	to void * for PCH reasons.
	* dwarf2out.c (output_loc_operands, output_die): Cast
	v.val_vec.array to unsigned char *.

2017-03-06  John David Anglin  <danglin@gcc.gnu.org>

	PR target/77850
	* config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
	vector types.

2017-03-06  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/79571
	* lra-constraints.c (process_alt_operands): Calculate static
	reject and subtract it from overall when only addresses will be
	reloaded.

2017-03-06  Julia Koval  <julia.koval@intel.com>

	PR target/79793
	* config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
	incoming stack boundary to 128 for 64-bit targets.

2017-03-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79894
	* tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
	to NULL after folding it.

2017-03-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79824
	* tree-vect-stmts.c (get_group_load_store_type): Fix alignment
	check disabling peeling for gaps.

2017-03-06  Toma Tabacu  <toma.tabacu@imgtec.com>

	* doc/sourcebuild.texi (Effective-Target Keywords, Environment
	attributes): Document gettimeofday.

2017-03-06  Robin Dapp  <rdapp@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_option_override_internal): Set
	PARAM_MIN_VECT_LOOP_BOUND

2017-03-06  Robin Dapp  <rdapp@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
	* config/s390/s390.md: Likewise.

2017-03-06  Jakub Jelinek  <jakub@redhat.com>

	PR target/79812
	* config/i386/sse.md (VI8F_256_512): Remove mode iterator.
	(<avx2_avx512>_perm<mode>): Rename to ...
	(avx2_perm<mode>): ... this.  Use VI8F_256 iterator instead
	of VI8F_256_512.
	(<avx512>_perm<mode>_mask): Rename to ...
	(avx512vl_perm<mode>_mask): ... this.  Use VI8F_256 iterator instead
	of VI8F_256_512.
	(<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
	(avx2_perm<mode>_1<mask_name): ... this.  Use VI8F_256 iterator
	instead of VI8F_256_512.
	(avx512f_perm<mode>): New define_expand.
	(avx512f_perm<mode>_mask): Likewise.
	(avx512f_perm<mode>_1<mask_name>): New define_insn.
	(<avx512>_vec_dup<mode>_1): Fix up vec_select mode.

2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>

	* config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
	msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
	if_then_else.
	(smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.

2017-03-06  Martin Liska  <mliska@suse.cz>

	PR sanitize/79783
	* asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
	when having a SSA NAME w/o VAR_DECL assigned to it.

2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>

	* config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
	msa_dpsub_<su>_d): Fix MODE for vec_select.

2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>

	* config/mips/mips.c (mips_gen_const_int_vector): Change type of last
	argument.
	* config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.

2017-03-06  Richard Biener  <rguenther@suse.de>

	* lto-streamer.c (lto_check_version): Use %qs in diagnostics.
	* plugin.c (register_plugin_info): Likewise.
	* tree-chkp.c (chkp_make_static_const_bounds): Likewise.

2017-03-05  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/sse.md (sse_storehps, sse_storelps,
	avx_<castmode><avxsizesuffix>_<castmode>,
	avx512f_<castmode><avxsizesuffix>_<castmode>,
	avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
	in condition that at least one operand is not a MEM.

2017-03-03  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79805
	* internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
	ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
	ECF_NOTHROW.
	* gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
	gimple_call_nothrow_p flag based on whether original builtin can throw.
	If it can, emit following stmts on the fallthrough edge.
	* tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
	don't create new bb if inserting just debug stmts on the edge, try to
	insert them on the fallthru bb or just reset debug stmts.

2017-03-03  Segher Boesssenkool  <segher@kernel.crashing.org>

	PR target/43763
	* config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
	restore recog_data (including the operand rtxes inside it) around
	the call to get_insn_template.

2017-03-03  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/79699
	* context.c (context::~context): Free MPFR caches to avoid
	a memory leak on program exit.

2017-03-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch64_float_const_representable_p):
	Use wide_int::ulow () instead of .elt (0).

2017-03-03  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
	(*pushxf): Limit oF constraint to 32bit targets and add oC
	constraint for 64bit targets.
	(pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
	(*pushdf): Change rmF constraint to rmC.

2017-03-03  Martin Liska  <mliska@suse.cz>

	* tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
	Remove unused variable.

2017-03-03  Jakub Jelinek  <jakub@redhat.com>

	PR target/79807
	* config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
	is a memory operand, increase num_memory.
	(ix86_expand_args_builtin): Likewise.

2017-03-03  Jan Hubicka  <jh@suse.cz>

	PR lto/79760
	* ipa-devirt.c (maybe_record_node): Properly handle
	__cxa_pure_virtual visibility.

2017-03-03  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79803
	* tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
	assert.
	(pass_loop_prefetch::execute): Disabled optimization if an
	assumption about L1 cache size is not met.

2017-03-03  Martin Liska  <mliska@suse.cz>

	PR rtl-optimization/79574
	* gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
	(hash_scan_set): Likewise.
	(dump_hash_table): Likewise.
	(hoist_code): Likewise.

2017-03-03  Richard Biener  <rguenther@suse.de>

	* fixed-value.c (fixed_from_string): Restore use of elt (1)
	in place of uhigh ().
	(fixed_convert_from_real): Likewise.

2017-03-03  Uros Bizjak  <ubizjak@gmail.com>

	PR target/79514
	* config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.

2017-03-03  Richard Biener  <rguenther@suse.de>

	PR middle-end/79818
	* match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
	TYPE_OVERFLOW_UNDEFINED check.

2017-03-02  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
	numbers.
	(vector_ae_<mode>_p): Likewise.
	(vector_nez_<mode>_p): Likewise.
	(vector_ne_v2di_p): Likewise.
	(vector_ae_v2di_p): Likewise.
	(vector_ne_<mode>_p): Likewise.
	* config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
	numbers.
	(vsx_tsqrt<mode>2_fe): Likewise.

2017-03-02  Uros Bizjak  <ubizjak@gmail.com>

	PR target/79514
	* config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.

2017-03-02  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/79780
	* cprop.c (one_cprop_pass): When second and further conditional trap
	in a single basic block is turned into an unconditional trap, turn it
	into a deleted note to avoid RTL verification failures.

2017-03-02  Richard Biener  <rguenther@suse.de>

	* fold-const.c (const_binop): Use ulow () instead of elt (0).

2017-03-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79345
	PR c++/42000
	* tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
	param and abort the walk, returning -1 if it is hit.
	(walk_aliased_vdefs): Take a limit param and pass it on.
	* tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
	defaulting to 0 and return a signed int.
	* tree-ssa-uninit.c (struct check_defs_data): New struct.
	(check_defs): New helper.
	(warn_uninitialized_vars): Use walk_aliased_vdefs to warn
	about uninitialized memory.
	* fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
	bogus uninitialized warning.
	(fixed_convert_from_real): Likewise.

2017-03-02  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/66768
	* tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
	iv_use if base object can't be determined.

2017-03-02  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79345
	* gensupport.h (struct pattern_stats): Add min_scratch_opno field.
	* gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
	(get_pattern_stats): Initialize it.
	* genemit.c (gen_expand): Verify match_scratch numbers come after
	match_operand/match_dup numbers.
	* config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
	match_scratch numbers.
	* config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
	Likewise.
	* config/s390/s390.md (trunctdsd2): Likewise.

2017-03-02  Richard Biener  <rguenther@suse.de>

	* wide-int.h (wide_int_storage::operator=): Implement in terms
	of wi::copy.

2017-03-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79777
	* tree-ssa-pre.c (eliminate_insert): Give up if we simplify
	the to insert expression to sth existing.

2017-03-01  Martin Sebor  <msebor@redhat.com>

	PR middle-end/79692
	* gimple-ssa-sprintf.c
	(directive::known_width_and_precision): New function.
	(format_integer): Use it.
	(get_mpfr_format_length): Consider the full range of precision
	when computing %g output with the # flag.  Set the likely byte
	count to 3 rather than 1 when precision is indeterminate.
	(format_floating): Correct the lower bound of precision.

2017-03-01  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* doc/invoke.texi: Document default code model for 64-bit Linux.

2017-03-01  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/79752
	* config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
	udiv rather than div since input pattern is unsigned.

2017-03-01  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (print_reg): Warn for values of
	unsupported size in integer register.

2017-03-01  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/79439
	* config/rs6000/predicates.md (current_file_function_operand): Do
	not allow self calls to be local if the function is replaceable.

2017-03-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/79395
	* config/rs6000/altivec.h (vec_ctz and others): Change the
	preprocessor macro that controls conditional compilation from
	_ARCH_PWR9 to __POWER9_VECTOR__.
	(vec_all_ne): Change parameterization of __altivec_scalar_pred
	macro expansion under preprocessor #ifdef __POWER9_VECTOR__
	control (instead of _ARCH_PWR9 control) so that template
	definition uses power9-specific function.
	(vec_any_eq): Likewise.
	(vec_all_ne): Change macro definition to use a power9-specific
	expansion under #ifdef __POWER9_VECTOR__ control (instead of
	_ARCH_PWR9 control).
	(vec_any_eq) Likewise.
	* config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
	expansion for CMPNEF to remove support for xvcmpnesp instruction.
	(CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
	support for xvcmpnedp instruction.
	(VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
	macro expansion so that Power9 implementation of vec_all_ne does
	not use the AltiVec predicate framework.
	(VCMPNEH_P): Likewise.
	(VCMPNEW_P): Likewise.
	(VCMPNED_P): Likewise.
	(VCMPNEFP_P): Likewise.
	(VCMPNEDP_P): Likewise.
	(VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
	implementation of vec_any_eq to not use AltiVec predicate
	framework.
	(VCMPAEH_P): Likewise.
	(VCMPAEW_P): Likewise.
	(VCMPAED_P): Likewise.
	(VCMPAEFP_P): Likewise.
	(VCMPAEDP_P): Likewise.
	(VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
	BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
	not use the AltiVec predicate framework.
	(VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
	of vec_any_eq to not use AltiVec predicate framework.
	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
	support for predefined __POWER9_VECTOR__ macro to indicate that
	Power9 instruction selection is enabled.
	(altivec_overloaded_builtins): Remove extraneous
	ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
	function argument types RS6000_BTI_bool_V16QI and
	RS6000_BTI_bool_V16QI.  Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
	entry for overloaded function argument types RS6000_BTI_bool_V4SI
	andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB.  Remove
	two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
	P9V_BUILTIN_CMPNEF to force use of instructions not specific to
	Power9 for implementations of vec_cmpne.  Change the signature for
	all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
	(representing vec_all_ne) to remove the previously described first
	argument of type RS6000_BTI_INTSI, as this was an artifact of
	reliance on the AltiVec predicate framework, which is no longer
	used in the implementation of these functions.  Add
	P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
	function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
	since, unlike the AltiVec predicate framework implementation, we
	do not share function descriptors between vec_alle and vec_anyeq.
	(altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
	set of modes that receive special treatment even when
	TARGET_P9_VECTOR is true.  The special treatment emits code that
	does not depend on Power9 instructions.
	* config/rs6000/vector.md (vector_ne_<mode>_p): Change this
	define_expand to not rely on AltiVec predicate framework.
	(vector_ae_<mode>p): New define_expand to represent vec_any_eq
	function.
	(vector_ne_v2di_p): Change this define_expand to not rely on
	AltiVec predicate framework.
	(vector_ae_v2di_p): New define_expand to represent vec_any_eq
	function.
	(vector_ne_<mode>_p): Change this define_expand to not rely on
	AltiVec predicate framework.
	(vector_ae_<mode>p): New define_expand to represent vec_any_eq
	function.
	* config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
	(V16QI, V8HI, V4SI), correct a typo in the code emitted for this
	define_insn pattern.
	(*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
	define_insn pattern because the xvcmpne<VSs>. instruction is not
	supported.
	(vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
	instruction is not supported.

2017-03-01  Jakub Jelinek  <jakub@redhat.com>

	* config/nvptx/nvptx.c: Include intl.h.

2017-03-01  Martin Jambor  <mjambor@suse.cz>

	PR lto/78140
	* ipa-prop.h (ipa_bits): Removed field known.
	(ipa_jump_func): Removed field vr_known.  Changed fields bits and m_vr
	to pointers.  Adjusted their comments to warn about their sharing.
	(ipcp_transformation_summary): Change bits to a vector of pointers.
	(ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
	(ipa_get_ipa_bits_for_value): Declare.
	* tree-vrp.h (value_range): Mark as GTY((for_user)).
	* ipa-prop.c (ipa_bit_ggc_hash_traits): New.
	(ipa_bits_hash_table): Likewise.
	(ipa_vr_ggc_hash_traits): Likewise.
	(ipa_vr_hash_table): Likewise.
	(ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
	being pointers and vr_known being removed.
	(ipa_set_jf_unknown): Likewise.
	(ipa_get_ipa_bits_for_value): New function.
	(ipa_set_jfunc_bits): Likewise.
	(ipa_get_value_range): New overloaded functions.
	(ipa_set_jfunc_vr): Likewise.
	(ipa_compute_jump_functions_for_edge): Use the above functions to
	construct bits and vr parts of jump functions.
	(ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
	ipa_bits_hash_table and ipa_vr_hash_table if they do not already
	exist.
	(ipcp_grow_transformations_if_necessary): Also allocate
	ipa_bits_hash_table and ipa_vr_hash_table if they do not already
	exist.
	(ipa_node_params_t::duplicate): Do not copy bits, just pointers to
	them.  Fix too long lines.
	(ipa_write_jump_function): Adjust for bits and m_vr being pointers and
	vr_known being removed.
	(ipa_read_jump_function): Use new setter functions to construct bits
	and vr parts of jump functions or set them to NULL.
	(write_ipcp_transformation_info): Adjust for bits being pointers.
	(read_ipcp_transformation_info): Likewise.
	(ipcp_update_bits): Likewise.  Fix excessively long lines a trailing
	space.
	Include gt-ipa-prop.h.
	* ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
	being pointers.
	(ipcp_store_bits_results): Likewise.
	(propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
	Do not write to existing jump functions but use a temporary instead.

2017-03-01  Jakub Jelinek  <jakub@redhat.com>

	PR c++/79681
	* fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
	attempt to use its first operand as BIT_FIELD_REF base.

2017-03-01  Richard Biener  <rguenther@suse.de>

	PR middle-end/79721
	* tree-chrec.c (chrec_evaluate): Perform computation of Newtons
	interpolating formula in wrapping arithmetic.
	(chrec_apply): Convert chrec_evaluate return value to wanted type.

2017-03-01  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79734
	* tree-vect-generic.c (expand_vector_condition): Optimize
	AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
	Handle VEC_COND_EXPR where comparison has different inner width from
	type's inner width.

2017-02-28  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
	markup, and similar issues.  Remove @opindex entries for things
	that aren't options.  Add missing -mmpy-option entries.

2017-02-28  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79737
	* gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
	a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
	tmpbuf[byte_size - 1].  Call natice_encode_expr with byte_size - 1
	instead of byte_size.  Formatting fix.
	(shift_bytes_in_array_right): Formatting fix.

2017-02-28  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/79749
	* config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
	condition on optimize for the leaf function test.

2017-02-28  Martin Liska  <mliska@suse.cz>

	PR lto/79625
	* read-rtl-function.c (function_reader::handle_unknown_directive):
	Bail out when one uses -flto.

2017-02-28  Martin Liska  <mliska@suse.cz>

	* common.opt: Replace space with tabular for options of <number>
	type.
	* config/i386/i386.opt: Show <number> value for
	-mlarge-data-threshold.
	* opts.c (print_filtered_help): Do not display number in hexadecimal
	format.

2017-02-28  Martin Liska  <mliska@suse.cz>

	* common.opt: Fix --help=option -Q for options which are of
	an enum type.

2017-02-28  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (print_reg): Error out for values
	of 8-bit size in invalid integer register.

2017-02-28  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/79691
	* passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.

2017-02-28  Jakub Jelinek  <jakub@redhat.com>

	PR target/79729
	* config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
	gcc_unreachable with output_operand_lossage.

2017-02-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79740
	* tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
	inserts.
	(visit_nary_op): Insert the nary into the hashtable if we
	pattern-matched sth.
	* tree-ssa-pre.c (eliminate_insert): Robustify.

2017-02-28  Richard Biener  <rguenther@suse.de>

	PR middle-end/79731
	* fold-const.c (decode_field_reference): Reject out-of-bound
	accesses.

2017-02-28  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.c: Include intl.h.
	(ix86_option_override_internal): Use cond ? G_("...") : G_("...")
	instead of just cond ? "..." : "...".
	* config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
	* coverage.c (read_counts_file): Likewise.
	* omp-offload.c: Include intl.h.
	(oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
	of just cond ? "..." : "...".
	* gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
	of just cond ? "..." : "...".

2017-02-28  Richard Earnshaw  <rearnsha@arm.com>

	PR target/79742
	* config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
	entry, if present.
	* config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
	'tune for' CPU name.
	* config/arm/arm-cpu-data.h: Regenerated.

2017-02-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79732
	* tree-inline.c (expand_call_inline): Do not shadow var.

2017-02-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79723
	* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
	address-space properly.

2017-02-28  Thomas Schwinge  <thomas@codesourcery.com>

	* doc/optinfo.texi (Optimization groups): Fix option used for
	OPTGROUP_ALL.
	* doc/invoke.texi (-fopt-info): Document "omp".
	* dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
	(OPTGROUP_ALL): Add OPTGROUP_OMP.
	* hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
	* ipa-hsa.c (pass_data_ipa_hsa): Likewise.
	* omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.

	* dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP.  Adjust
	all users.
	* dumpfile.c (optgroup_options): Instead of "openmp", associate
	OPTGROUP_OMP with "omp".

2017-02-27  Pat Haugen  <pthaugen@us.ibm.com>

	PR target/79544
	* config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
	for arithmetic shift of unsigned V2DI.

2017-02-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
	arc/linux.h headers.
	* config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
	(LINK_SPEC): Likewise.
	(ARC_TLS_EXTRA_START_SPEC): Likewise.
	(EXTRA_SPECS): Likewise.
	(STARTFILE_SPEC): Likewise.
	(ENDFILE_SPEC): Likewise.
	(LIB_SPEC): Likewise.
	(TARGET_SDATA_DEFAULT): Likewise.
	(TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
	(MULTILIB_DEFAULTS): Likewise.
	(DWARF2_UNWIND_INFO): Likewise.
	* config/arc/big.h: New file.
	* config/arc/elf.h: Likewise.
	* config/arc/linux.h: Likewise.
	* config/arc/t-uClibc: Remove.

2017-02-27  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/77536
	* tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
	(tree_transform_and_unroll_loop): Use above function to compute the
	estimated niter of unrolled loop and use it when scaling profile.
	Also use count info rather than frequency if it's non-zero.
	* tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
	* tree-vect-loop.c (scale_profile_for_vect_loop): New function.
	(vect_transform_loop): Call above function.

2017-02-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/45397
	* tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
	* tree-ssa-sccvn.c (valueized_wider_op): New helper.
	(visit_nary_op): Add pattern matching for CSEing sign-changed
	or truncated operations with wider ones.

2017-02-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79690
	* tree-vect-stmts.c (vectorizable_store): Use vector type
	built from the DR with address-space.

2017-02-26  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/invoke.texi (Optimize Options): Refine the description
	of asan-use-after-return.

2017-02-25  Alan Modra  <amodra@gmail.com>

	PR rtl-optimization/79584
	* lra-constraints.c (base_to_reg): Reload ad->base, the entire
	base, not ad->base_term, the reg within base.  Remove assertion
	that ad->base == ad->base_term.  Replace gen_int_mode using
	bogus mode with const0_rtx.

2017-02-25  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79396
	* tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
	FMA_EXPR like tcc_binary or tcc_unary.

	* tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.

	PR debug/77589
	* dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
	bitfield.
	(size_of_loc_descr): Handle DW_OP_GNU_variable_value.
	(output_loc_operands): Handle DW_OP_call_ref and
	DW_OP_GNU_variable_value.
	(struct variable_value_struct): New type.
	(struct variable_value_hasher): Likewise.
	(variable_value_hash): New variable.
	(string_types): Remove.
	(copy_loc_descr): New function.
	(add_loc_descr_to_each): Clarify comment.  Use copy_loc_descr.
	(prepend_loc_descr_to_each): New function.
	(add_loc_list): Fix comment typo.  Use prepend_loc_descr_to_each
	instead of add_loc_descr_to_each if the first argument is single
	location list and the second has multiple.
	(resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
	(loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
	when looking for variable value which doesn't have other location info.
	(loc_list_from_tree): Formatting fix.
	(gen_array_type_die): Simplify DW_AT_string_length handling.
	(adjust_string_types): Remove.
	(gen_subprogram_die): Don't call adjust_string_types nor test/set
	string_types.  Call resolve_variable_values.
	(prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
	(resolve_addr_in_expr): Likewise.  Add A argument.
	(copy_deref_exprloc): Remove deref argument.  Adjust for the
	original expression being DW_OP_GNU_variable_value with optionally
	DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
	optionally after it.
	(optimize_string_length): Rework for DW_OP_GNU_variable_value.
	(resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
	callers.  Set remove_AT_byte_size if removing DW_AT_string_length.
	(variable_value_hasher::hash, variable_value_hasher::equal): New
	methods.
	(resolve_variable_value_in_expr, resolve_variable_value,
	resolve_variable_values, note_variable_value_in_expr,
	note_variable_value): New functions.
	(dwarf2out_early_finish): Call note_variable_value on all toplevel
	DIEs.

2017-02-24  Jakub Jelinek  <jakub@redhat.com>

	PR c/79677
	* opts.h (handle_generated_option): Add GENERATED_P argument.
	* opts-common.c (handle_option): Adjust function comment.
	(handle_generated_option): Add GENERATED_P argument, pass it to
	handle_option.
	(control_warning_option): Pass false to handle_generated_option
	GENERATED_P.
	* opts.c (maybe_default_option): Pass true to handle_generated_option
	GENERATED_P.
	* optc-gen.awk: Likewise.

2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
	a REG, look at the REG it is a SUBREG of.
	(splitter for cmpeqsi_t): Ditto.

2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/pa/pa.c (pa_combine_instructions): Do not share RTL.  Make
	the special USEs with the pattern of the insn, not the insn itself.

2017-02-24  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/79473
	* doc/invoke.texi: Document -mload-store-pairs.

2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
	    Sandra Loosemore  <sandra@codesourcery.com>

	* config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
	argument isn't a CONST_INT.
	(nios2_alternate_compare_const): Assert op is a CONST_INT.
	(nios2_valid_compare_const_p): Assert op is a CONST_INT.
	(nios2_validate_compare): Bypass alternate compare logic if *op2
	is not a CONST_INT.
	(ldstwm_operation_p): Return false if first_base is not a REG or
	if first_offset is not a CONST_INT.

2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/cris/cris.md: Use correct operand in a define_peephole2.

2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.

2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
	this_insn if it is an INSN or JUMP_INSN.
	(force_offsettable): Look at base, not at addr.
	* config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
	on things that aren't necessarily CONST_INTs.

2017-02-24  Uros Bizjak  <ubizjak@gmail.com>

	* doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
	-mfpmath=sse is the default also for x86-32 targets with SSE2
	instruction set when @option{-ffast-math} is enabled

2017-02-24  Jeff Law  <law@redhat.com>

	PR rtl-optimizatoin/79286
	* ira.c (update_equiv_regs): Drop may_trap_p exception to
	dominance test.

2017-02-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79389
	* gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
	debug insns.

2017-02-24  Aldy Hernandez  <aldyh@redhat.com>

	* tree-ssa-loop-niter.c (number_of_iterations_exit): Update
	function comment to reflect reality.
	(loop_exits_before_overflow): Fix typo in function description.

2017-02-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79389
	* gimple-ssa-split-paths.c (is_feasible_trace): Verify more
	properly that a threading opportunity exists.  Detect conditional
	copy/constant propagation opportunities.

2017-02-23  Eric Botcazou  <ebotcazou@adacore.com>

	* config/visium/visium.md (type): Add trap.
	(b): New mode attribute.
	(*btst): Rename into...
	(*btst<mode>): ...this and adjust.
	(*cbranchsi4_btst_insn): Rename into...
	(*cbranch<mode>4_btst_insn): ...this and adjust.
	(trap): New define_insn.

2017-02-23  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79389
	* ifcvt.c (struct noce_if_info): Add rev_cond field.
	(noce_reversed_cond_code): New function.
	(noce_emit_store_flag): Use rev_cond if non-NULL instead of
	reversed_comparison_code.  Formatting fix.
	(noce_try_store_flag): Test rev_cond != NULL in addition to
	reversed_comparison_code.
	(noce_try_store_flag_constants): Likewise.
	(noce_try_store_flag_mask): Likewise.
	(noce_try_addcc): Use rev_cond if non-NULL instead of
	reversed_comparison_code.
	(noce_try_cmove_arith): Likewise.  Formatting fixes.
	(noce_try_minmax, noce_try_abs): Clear rev_cond.
	(noce_find_if_block): Initialize rev_cond.
	(find_cond_trap): Call noce_get_condition with then_bb == trap_bb
	instead of false as last argument never attempt to reverse it
	afterwards.

2017-02-23  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/79663
	* tree-predcom.c (combine_chains): Process refs in reverse order
	only for ZERO length chains, and add explaining comment.

2017-02-23  Jeff Law  <law@redhat.com>

	PR tree-optimization/79578
	* tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
	in call to operand_equal_p.

2017-01-23  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR target/71017
	* config/i386/cpuid.h: Fix another undefined behavior.

2017-02-23  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79683
	* tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
	vector types for data-refs.

2017-02-23  Martin Liska  <mliska@suse.cz>

	* params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.

2017-02-23  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79665
	* internal-fn.c (get_range_pos_neg): Moved to ...
	* tree.c (get_range_pos_neg): ... here.  No longer static.
	* tree.h (get_range_pos_neg): New prototype.
	* expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
	are known to be in between 0 and signed maximum inclusive, try to
	expand both unsigned and signed divmod and use the cheaper one from
	those.

2017-02-22  Jeff Law  <law@redhat.com>

	PR tree-optimization/79578
	* tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
	to compare base operands.

2017-02-22  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/79211
	* config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
	gpc_reg_operand instead of fpr_reg_operand.

2017-02-22  Sameera Deshpande  <sameera.deshpande@imgtec.com>

	* config/mips/mips.c (mips_return_in_memory): Force FP
	vector types to be returned in memory for o32 ABI.

2017-02-22  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
	instead of DW_TAG_member for static data member declarations and don't
	set no_linkage_name for static inline data members.
	(gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
	to DW_TAG_member.

2017-02-22  Martin Liska  <mliska@suse.cz>

	* doc/invoke.texi: Replace inequality signs with square brackets
	for -Wnormalized.

2017-02-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/68644
	* gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.

2017-02-22  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/78660
	* lra-constraints.c (simplify_operand_subreg): Handle
	WORD_REGISTER_OPERATIONS targets.

2017-02-22  Jakub Jelinek  <jakub@redhat.com>

	PR target/70465
	* reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
	and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
	elimination by swapping fld*.

2017-02-22  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79673
	* tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
	convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
	irrelevant address-space qualifiers and avoiding a
	ADDR_SPACE_CONVERT_EXPR from fold_convert.

2017-02-22  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79666
	* tree-vrp.c (extract_range_from_binary_expr_1): Make sure
	to not symbolically negate if that may introduce undefined
	overflow.

2017-02-22  Martin Liska  <mliska@suse.cz>

	PR lto/79587
	* data-streamer-in.c (streamer_read_gcov_count): Remove assert.
	* data-streamer-out.c (streamer_write_gcov_count_stream):
	Likewise.
	* value-prof.c (stream_out_histogram_value): Make assert more
	precise based on type of counter.

2017-02-21  Uros Bizjak  <ubizjak@gmail.com>

	PR target/79593
	* config/i386/i386.md (standard_x87sse_constant_load splitter):
	Use nonimmediate_operand instead of memory_operand for operand 1.
	(float-extend standard_x87sse_constant_load splitter): Ditto.

2017-02-21  Jeff Law  <law@redhat.com>

	PR tree-optimization/79621
	* gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
	blocks with edges to themselves.

2017-02-21  Jakub Jelinek  <jakub@redhat.com>

	PR target/79633
	* tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
	is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
	Use gimple_call_builtin_p.

	PR target/79570
	* sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
	on temporarily removed DEBUG_INSNs.

	PR tree-optimization/79649
	* tree-loop-distribution.c (classify_partition): Give up on
	non-generic address space loads/stores.

2017-02-21  Aldy Hernandez  <aldyh@redhat.com>

	* doc/loop.texi (Loop manipulation): Remove nonexistent
	tree_ssa_loop_version from the documentation.
	* cfgloopmanip.c (loop_version): Document CONDITION_BB argument.

2017-02-21  Jakub Jelinek  <jakub@redhat.com>

	PR target/79494
	* config/i386/i386.c (ix86_expand_split_stack_prologue): Call
	make_reg_eh_region_note_nothrow_nononlocal on call_insn.
	* config/rs6000/rs6000.c: Include except.h.
	(rs6000_expand_split_stack_prologue): Call
	make_reg_eh_region_note_nothrow_nononlocal on the call insn.

2017-02-21  Martin Jambor  <mjambor@suse.cz>

	PR lto/79579
	* ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
	have been analyzed.

2017-02-21  Martin Jambor  <mjambor@suse.cz>

	* common.opt (-fipa-cp-alignment): Mark as ignored and preserved
	for backward compatibility only.
	* doc/invoke.texi (Option Summary): Remove all references to
	-fipa-cp-alignment.

2017-02-21  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/78660
	Revert:
	2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>

	* lra-constraints.c (curr_insn_transform): Handle
	WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.

2017-02-21  Martin Liska  <mliska@suse.cz>

	* config/i386/i386.opt: Replace -masm-dialect with -masm.

2017-02-21  Thomas Schwinge  <thomas@codesourcery.com>

	PR translation/79638
	* config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".

2017-02-21  Eric Botcazou  <ebotcazou@adacore.com>

	PR ada/67205
	* config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
	(arm_function_ok_for_sibcall): Return false for an indirect call by
	descriptor if all the argument registers are used.
	(arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
	alignment of the function.

2017-02-21  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/61441
	* simplify-rtx.c (simplify_const_unary_operation): For
	-fsignaling-nans and sNaN operand, return NULL_RTX rather than
	the sNaN unmodified.

2017-02-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
	(LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
	instead of SYSTEM_HEADER_DIR.

2017-02-20  Gerald Pfeifer  <gerald@pfeifer.com>
	    Martin Liška  <mliska@suse.cz>

	* doc/invoke.texi (use-after-scope-direct-emission-threshold):
	Fix typos and grammar, use active voice, and clarify.

2017-02-20  Marek Polacek  <polacek@redhat.com>

	PR middle-end/79537
	* gimplify.c (gimplify_expr): Handle unused *&&L;.

	PR sanitizer/79558
	* ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.

2017-02-20  Jakub Jelinek  <jakub@redhat.com>

	PR target/79568
	* config/i386/i386.c (ix86_expand_builtin): Handle
	OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
	ix86_builtins_isa[fcode].isa as a requirement of those
	flags and any other flag in the bitmask.
	(ix86_init_mmx_sse_builtins): Use 0 instead of
	~OPTION_MASK_ISA_64BIT as mask.
	* config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
	__builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
	__builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
	__builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.

2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/78012
	* lra-constraints.c (split_reg): Check requested split mode
	is supported by the register.

2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>

	* lra-constraints.c (simplify_operand_subreg): Remove early
	return false.

2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/78660
	* lra-constraints.c (curr_insn_transform): Tighten condition
	for converting SUBREG reloads from OP_OUT to OP_INOUT.

2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/78660
	* lra-constraints.c (curr_insn_transform): Handle
	WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.

2017-02-19  Uros Bizjak  <ubizjak@gmail.com>

	Revert:
	2016-05-30  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".

2017-02-19  Jonathan Wakely  <jwakely@redhat.com>

	PR c++/69523
	* doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
	description.

2017-02-19  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	* gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
	for FMA_EXPR.

2017-02-18  Jakub Jelinek  <jakub@redhat.com>

	* final.c (last_columnnum, override_columnnum): New variables.
	(final_start_function): Set last_columnnum, pass it to begin_prologue
	hook and pass 0 to dwarf2out_begin_prologue.
	(final_scan_insn): Update override_columnnum.  Pass last_columnnum
	to source_line debug hook.
	(notice_source_line): Compute last_columnnum and for debug_column_info
	return true on column changes.
	* debug.h (struct gcc_debug_hooks): Add column argument to
	source_line and begin_prologue hooks.
	(debug_nothing_int_charstar_int_bool): Remove prototype.
	(debug_nothing_int_int_charstar,
	debug_nothing_int_int_charstar_int_bool): New prototypes.
	(dwarf2out_begin_prologue): Add column argument.
	* debug.c (do_nothing_debug_hooks): Adjust source_line and
	begin_prologue hooks.
	(debug_nothing_int_charstar_int_bool): Remove.
	(debug_nothing_int_int_charstar,
	debug_nothing_int_int_charstar_int_bool): New functions.
	* dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
	through to dwarf2out_source_line.
	(dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
	(dwarf2out_source_line): Add column argument, emit it if requested.
	* sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
	arguments.
	* xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
	* xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
	* vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
	through to dwarf2out_begin_prologue.
	(vmsdbgout_source_line): Add column argument, pass it through to
	dwarf2out_source_line.
	* dbxout.c (dbxout_begin_prologue): Add column argument, adjust
	dbxout_source_line caller.
	(dbxout_source_line): Add column argument.

	* common.opt (gno-column-info, gcolumn-info): New options.
	* dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
	(check_die): Also test for multiple DW_AT_decl_column attributes.
	(add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
	DW_AT_decl_column if requested.
	(gen_subprogram_die): Compare and/or add also DW_AT_decl_column
	if requested.
	(gen_variable_die): Likewise.
	(add_call_src_coords_attributes): Add DW_AT_call_column if requested.
	* doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.

	PR target/79569
	* config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
	* common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
	(ix86_handle_option): Handle OPT_m3dnowa.
	* doc/invoke.texi (-m3dnowa): Document.
	* doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
	-m3dnowa instead of -m3dnow -march=athlon.

	PR target/79559
	* config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
	instead of gcc_assert for K, r and R code checks.  Formatting fixes.

2017-02-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/79261
	* config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
	support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
	* config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
	generator for vsx_xxpermdi_<mode>_be.
	* config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
	force big-endian semantics.
	(vsx_xxpermdi_<mode>_be): New define_expand with same
	implementation as previous version of vsx_xxpermdi_<mode>.

2017-02-17  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79327
	* gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
	variable, its initialization and use.

2017-02-17  Julia Koval  <julia.koval@intel.com>

	* common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
	(OPTION_MASK_ISA_PKU_UNSET): New.
	(ix86_handle_option): Handle -mrdpid.
	* config/i386/cpuid.h (bit_RDPID): New.
	* config/i386/driver-i386.c (host_detect_local_cpu):
	Detect RDPID feature.
	* config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
	* config/i386/i386-c.c (ix86_target_macros_internal):
	Handle RDPID flag.
	* config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
	(ix86_valid_target_attribute_inner_p): Add "rdpid".
	(ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
	* config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
	* config/i386/i386.md (define_insn "rdpid"): New.
	* config/i386/i386.opt Add -mrdpid.
	* config/i386/immintrin.h (_rdpid_u32): New.

2017-02-17  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/79541
	* lra-constraints.c (curr_insn_transform): Remove wrong asm insn
	instead of transforming it into USE.

2017-02-17  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
	If HONOR_SNANS (SFmode) force the input to a register.
	(*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
	(*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
	an frsp or similar insn.

2017-02-17  Martin Liska  <mliska@suse.cz>

	PR rtl-optimization/79577
	* params.def (selsched-max-sched-times): Increase minimum to 1.

2017-02-17  Martin Liska  <mliska@suse.cz>

	PR rtl-optimization/79574
	* gcse.c (want_to_gcse_p): Prevent integer overflow.

2017-02-17  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79529
	* tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
	ssa_defined_default_def_p to handle cases which are implicitly
	defined.
	* tree-ssa.c (ssa_defined_default_def_p): New function.
	(ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
	which are implicitly defined.
	* tree-ssa.h (ssa_defined_default_def_p): Declare.

2017-02-17  Richard Biener  <rguenther@suse.de>

	PR middle-end/79576
	* params.def (max-ssa-name-query-depth): Limit to 10.

2017-02-17  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79552
	* tree-ssa-structalias.c (visit_loadstore): Properly verify
	default defs.

2017-02-17  Richard Biener  <rguenther@suse.de>

	PR bootstrap/79567
	* genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.

2017-02-17  Marek Polacek  <polacek@redhat.com>

	PR middle-end/79536
	* fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
	(fold_negate_expr): New wrapper.

2017-02-16  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]: 
	Correct terminology and de-emphasize pre-standard behavior.

2017-02-16  Alan Modra  <amodra@gmail.com>

	PR rtl-optimization/79286
	* ira.c (def_dominates_uses): New function.
	(update_equiv_regs): Don't create an equivalence for insns that
	may trap where the register def does not dominate the use.

2017-02-16  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/78127
	* lra.c (lra): Call lra_eliminate before finish the loop after
	lra_constraint.

2017-02-16  Richard Biener  <rguenther@suse.de>

	* graphite.h: Do not include isl/isl_val_gmp.h, instead include
	isl/isl_val.h.
	* graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
	(gcc_expression_from_isl_expr_int): Use generic isl_val interface.
	* graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
	(isl_val_int_from_wi): New function.
	(extract_affine_gmp): Rename to ...
	(extract_affine_wi): ... this, take a widest_int.
	(extract_affine_int): Just wrap extract_affine_wi.
	(add_param_constraints): Use isl_val_int_from_wi.
	(add_loop_constraints): Likewise, and extract_affine_wi.

2017-02-15  Jeff Law  <law@redhat.com>

	PR middle-end/79521
	* ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
	ira_init_register_move_cost_if_necessary.

2017-02-15  Martin Sebor  <msebor@redhat.com>

	PR middle-end/32003
	* doc/invoke.texi (-fdump-final-insns): Replace option accidentally
	removed in a prior commit.

2017-02-15  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/79347
	* tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
	counters during peeling.

2017-02-15  Thomas Schwinge  <thomas@codesourcery.com>

	* Makefile.in (site.exp): Remove "set ISLVER".

2017-02-15  Jakub Jelinek  <jakub@redhat.com>

	PR target/79487
	* real.c (real_from_integer): Call real_convert even for decimal.

2017-02-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	PR target/79421
	* config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.

2017-02-14  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
	cores and change the partno/implementer to be correct.
	(thunderx2t99p1): New core which replaces thunderx2t99 and still has
	the 'B" as the implementer.
	* config/aarch64/aarch64-tune.md: Regenerate.

2017-02-14  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000.c: Add case statement entry to make the
	xvcvuxdsp built-in argument unsigned.
	* config/rs6000/vsx.md: Fix the source and return operand types so they
	match the instruction definitions from the ISA document.  Fix typo
	in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
	statement.

2017-02-14  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/79282
	* lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
	member early_clobber_alts.
	* lra-lives.c (reg_early_clobber_p): New.
	(process_bb_lives): Use it.
	* lra.c (new_insn_reg): New arg early_clobber_alts.  Use it.
	(debug_operand_data): Initialize early_clobber_alts.
	(setup_operand_alternative): Set up early_clobber_alts.
	(collect_non_operand_hard_regs): Ditto.  Pass early clobber
	alternatives to new_insn_reg.
	(add_regs_to_insn_regno_info): Add arg early_clobber_alts.  Use
	it.
	(lra_update_insn_regno_info): Pass the new arg.

2017-02-14  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79505
	* omp-offload.c (free_oacc_loop): Release loop->ifns vector.
	(new_oacc_loop_raw): Don't clear already cleared fields.

	PR target/79481
	* config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
	_mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
	_mm512_prefetch_i64gather_ps): New inline functions and macros.

2017-02-14  Uros Bizjak  <ubizjak@gmail.com>

	PR target/79495
	* config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.

2017-02-14  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/79498
	* config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
	the extra instruction to the right place to store 128-bit constant
	when needed.

2017-02-14  Martin Sebor  <msebor@redhat.com>

	PR middle-end/79448
	* gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
	  warning for strings of unknown length.

2017-02-13  Segher Boessenkool  <segher@kernel.crashing.org>

	* config.gcc (supported_defaults) [powerpc*-*-*]: Update.

2017-02-14  Jeff Law  <law@redhat.com>

	PR target/79404
	* ira-costs.c (scan_one_insn): Initialize register move costs
	for pseudos seen in USE/CLOBBER insns.

	PR tree-optimization/79095
	* tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
	if the numerator has the range ~[0,0] make the resultant range ~[0,0].
	(extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
	if the operands are known to be not equal, then the resulting range
	is ~[0,0].
	(intersect_ranges): If the new range is ~[0,0] and the old range is
	wide, then prefer ~[0,0].
	* tree-vrp.c (overflow_comparison_p_1): New function.
	(overflow_comparison_p): New function.
	* tree-vrp.c (register_edge_assert_for_2): Register additional asserts
	if NAME is used in an overflow test.
	(vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
	overflow check that can be expressed as an equality test, then adjust
	ops to be that equality test.

2017-02-14  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-builtin-types.def: Remove flags argument.
	* config/s390/s390.c (s390_init_builtins): Likewise.

2017-02-14  Martin Liska  <mliska@suse.cz>

	* tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
	vector.  Fix trailing white spaces.

2017-02-14  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
	HFmode.

2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/68664
	* config/arm/arm.c (arm_sched_can_speculate_insn):
	New function.  Declare prototype.
	(TARGET_SCHED_CAN_SPECULATE_INSN): Define.

2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/68664
	* config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
	New function.
	(TARGET_SCHED_CAN_SPECULATE_INSN): Define.

2017-02-14  Amit Pawar  <amit.pawar@amd.com>

	* config/i386/i386.c (znver1_cost): Fix the alignment for function and
	max skip bytes for function, loop and jump.

2017-02-14  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	* gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
	ABS_EXPR for gimple dump.

2017-02-14  Jakub Jelinek  <jakub@redhat.com>

	PR target/79462
	* config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].

	PR tree-optimization/79408
	* tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
	case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
	(simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
	also if rhs1 is INTEGER_CST.

2017-02-14  Richard Biener  <rguenther@suse.de>

	PR middle-end/79432
	* tree-into-ssa.c (insert_phi_nodes): When the function can
	have abnormal edges rewrite SSA names with broken use-def
	dominance out of SSA and register them for PHI insertion.

2017-02-13  Martin Sebor  <msebor@redhat.com>

	PR middle-end/79496
	* gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
	clearing info.nowrite flag when snprintf size argument is a range.

2017-02-13  Jakub Jelinek  <jakub@redhat.com>

	* cprop.c (cprop_jump): Add missing space in string literal.
	* tree-ssa-structalias.c (rewrite_constraints): Likewise.
	(get_constraint_for_component_ref): Likewise.
	* df-core.c (df_worklist_dataflow_doublequeue): Likewise.
	* tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
	* lra-constraints.c (process_alt_operands): Likewise.
	* ipa-inline.c (inline_small_functions): Likewise.
	* tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
	* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
	* trans-mem.c (diagnose_tm_1_op): Likewise.
	* omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
	(grid_parallel_clauses_gridifiable): Likewise.

	* config/nvptx/mkoffload.c (process): Add space in between
	, and %d.

	* config/i386/i386.h (REG_CLASS_NAMES): Add , in between
	"MOD4_SSE_REGS" and "ALL_REGS".

	* spellcheck.c (test_data): Add , in between "foo" and "food".

2017-02-13  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/79449
	* config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
	boundary crossing check and subsequent code generation agree.

2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (has_memory_op): Delete.
	(aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
	has_memory_op.

2017-02-13  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/79388
	PR rtl-optimization/79450
	* combine.c (distribute_notes): When removing TEM_INSN for which
	corresponding dest has last value recorded, invalidate that last
	value.

2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
	of explicit '@'.  Add missing assembly comment marker on branch costs
	printout.

2017-02-13  Nathan Sidwell  <nathan@acm.org>

	* gengtype-lex.l (<in_struct>): Add '/'.

2017-02-13  Martin Liska  <mliska@suse.cz>

	PR c/79471
	* calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.

2017-02-13  Richard Biener  <rguenther@suse.de>

	* configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
	Remove.
	* configure: Re-generate.
	* config.in: Likewise.
	* graphite-dependences.c: Simplify as if
	HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
	* graphite-isl-ast-to-gimple.c: Likewise.
	* graphite-optimize-isl.c: Likewise.
	* graphite-poly.c: Likewise.
	* graphite-sese-to-poly.c: Likewise.
	* graphite.h: Likewise.
	* toplev.c: Include isl/version.h and use isl_version () for
	printing the ISL version.
	* doc/install.texi: Update ISL requirement.

2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/standards.texi (Standards): Update reference to
	Objective-C 2.0.

2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/extend.texi (Named Address Spaces): sourceware.org now
	defaults to https.
	* doc/install.texi (Binaries): Ditto.
	(Specific): Ditto.

2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/cpp.texi: Replace "stringify"/"stringification" with C
	standard terminology "stringize"/"stringizing" throughout.
	* doc/cppinternals.texi: Likewise.

2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/extend.texi: Fix some spelling mistakes and typos.
	* doc/invoke.texi: Likewise.

2017-02-11  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/79224
	* params.def (inline-min-speedup) Change from 10 to 8.

2017-02-11  Jakub Jelinek  <jakub@redhat.com>

	* doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
	4.5.

2017-02-11  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/79224
	* ipa-inline-analysis.c (get_minimal_bb): New function.
	(record_modified): Use it.
	(remap_edge_change_prob): Handle also ancestor functions.

2017-02-11  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/contrib.texi (Contributors): Remove broken link into
	the Mauve CVS repository.

2017-02-11  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79454
	* internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
	result computation whenever lhs doesn't have vector mode, not
	just when it has BLKmode.

2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/makefile.texi (profiledbootstrap): Refer to the
	installation instructions only in textual form.

2017-02-10  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/79295
	* config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.

2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific): Use https for blackfin.uclinux.org.
	(Specific): Update mingw-w64 reference.
	(Binaries): Ditto.
	(Specific): Remove broken link to Renesas RX processor.

2017-02-10  Richard Biener  <rguenther@suse.de>

	* toplev.c (process_options): Do not mention obsolete graphite
	options when printing sorry message about missing graphite support.
	Mention -floop-nest-optimize.

2017-02-10  Christophe Lyon  <christophe.lyon@linaro.org>

	* config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
	(vtst_p16): Likewise.
	(vtstq_p8): Likewise.
	(vtstq_p16): Likewise.
	(vtst_p64): New.
	(vtstq_p64): Likewise.
	* config/arm/arm_neon.h (vgetq_lane_p64): New.
	(vset_lane_p64): New.
	(vsetq_lane_p64): New.

2017-02-10  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79411
	* tree-ssa-reassoc.c (is_reassociable_op): Return false if
	stmt operands are SSA_NAMEs used in abnormal phis.
	(can_reassociate_p): Return false if op is SSA_NAME used in abnormal
	phis.

2017-02-09  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/70795
	* cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
	flag if needed.

2017-02-09  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-unswitch.c (hoist_guard): Update profile.

2017-02-09  Jakub Jelinek  <jakub@redhat.com>

	* omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
	to avoid warning.

	PR c/79413
	* gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
	not arbitrary TREE_CONSTANT.

	PR c/79431
	* gimplify.c (gimplify_adjust_omp_clauses): Ignore
	"omp declare target link" attribute unless is_global_var.
	* omp-offload.c (find_link_var_op): Likewise.

2017-02-09  Nathan Sidwell  <nathan@codesourcery.com>
	    Chung-Lin Tang  <cltang@codesourcery.com>

	* gimplify.c (gimplify_scan_omp_clauses): No special handling for
	OMP_CLAUSE_TILE.
	(gimplify_adjust_omp_clauses): Don't delete TILE.
	(gimplify_omp_for): Deal with TILE.
	* internal-fn.c (expand_GOACC_TILE): New function.
	* internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
	(GOACC_TILE): New.
	* omp-expand.c (struct oacc_collapse): Add tile and outer fields.
	(expand_oacc_collapse_init): Add LOC paramter.  Initialize tile
	element fields.
	(expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
	avoid DIV for outermost collapse var.
	(expand_oacc_for): Insert tile element loop as needed.  Adjust.
	Remove out of date comments, fix whitespace.
	* omp-general.c (omp_extract_for_data): Deal with tiling.
	* omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
	adjust OLF_DIM_BASE value.
	(struct omp_for_data): Add tiling field.
	* omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
	(lower_oacc_head_mark): Add OLF_TILE as appropriate.  Ensure 2 levels
	for auto loops.  Remove default auto determining, moved to
	oacc_loop_fixed_partitions.
	* omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
	stmts, add e_mask field.
	(oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
	(oacc_thread_numbers): Use oacc_dim_call.
	(oacc_xform_tile): New.
	(new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
	(finish_oacc_loop): Adjust for ifns vector.
	(oacc_loop_discover_walk): Append loop abstraction sites to list,
	add case for GOACC_TILE fns.
	(oacc_loop_xform_loop): Delete.
	(oacc_loop_process): Iterate over call list directly, and add
	handling for GOACC_TILE fns.
	(oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
	dump partitioning.
	(oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
	vector partitioning to outer loops.  Assign 2 partitions to loops
	when available. Add TILE handling.
	(oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
	(execite_oacc_device_lower): Process GOACC_TILE fns,
	ignore unknown specs.
	* tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
	* tree.c (omp_clause_num_ops): Adjust TILE ops.
	* tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.

2017-02-09  Gerald Pfeifer  <gerald@pfeifer.com>

	* configure.ac (ACX_BUGURL): Update.
	* configure: Regenerate.

2017-02-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69823
	* graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
	Properly enumerate all BBs in the region.  Use auto_vec/auto_bitmap.

2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc-c.def: Add __NPS400__ definition.
	* config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
	(TARGET_NPS400): Define.

2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
	file.
	(arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
	pointer, arch_info.
	(arc_cpu_types): Fill the arch_info field with a pointer into the
	arc_arch_types table.
	(arc_selected_cpu): Declare.
	* config/arc/arc.c (arc_selected_cpu): Make global.
	(arc_selected_arch): Delete.
	(arc_base_cpu): Delete.
	(arc_override_options): Remove references to deleted variables,
	update access to arch information.
	(ARC_OPT): Update access to arch information.
	(ARC_OPTX): Likewise.
	* config/arc/arc.h (arc_base_cpu): Remove declaration.
	(TARGET_ARC600): Update access to arch information.
	(TARGET_ARC601): Likewise.
	(TARGET_ARC700): Likewise.
	(TARGET_EM): Likewise.
	(TARGET_HS): Likewise.
	* config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
	information.

2017-02-08  Pat Haugen  <pthaugen@us.ibm.com>

	PR target/78604
	* config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
	condition/operands for integer GE/LE/GEU/LEU operations.

2017-02-08  Segher Boessenkool  <segher@kernel.crashing.org>

	PR translation/79397
	* config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
	of AltiVec.

2017-02-08  Martin Jambor  <mjambor@suse.cz>

	PR ipa/79375
	* ipa-prop.c (ipa_alloc_node_params): Make static, return bool
	whether allocation happened.
	(ipa_initialize_node_params): Do not call ipa_alloc_node_params if
	nothing was allocated.

2017-02-08  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79408
	* tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
	constant, but SSA_NAME with a known integer range, use the minimum
	of that range instead of op1 to determine if modulo can be replaced
	with its first operand.

2016-02-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.

2017-02-08  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71824
	* graphite-scop-detection.c (scop_detection::build_scop_breadth):
	Check all loops contained in the merged region.

2017-02-07  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64.md (popcount<mode>2): New pattern.

2017-02-07  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
	(thunderxt88): Likewise.
	(thunderxt81): Disable LSE and change v8.1 to v8.
	(thunderxt83): Likewise.

2017-02-07  Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	PR middle-end/79399
	* ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
	type from int to size_t.
	* ira-costs.c (struct_costs_size): Change type from int to size_t.

2017-02-07  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/79386
	* cprop.c (bypass_conditional_jumps): Initialize
	bypass_last_basic_block already before splitting bbs after
	unconditional traps...
	(bypass_conditional_jumps): ... rather than here.

	PR target/79299
	* config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
	(*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
	*avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
	fix -masm=intel patterns.

2017-02-07  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79256
	PR middle-end/79278
	* builtins.c (get_object_alignment_2): Use min_align_of_type
	to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
	and ADJUST_FIELD_ALIGN.

	* doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
	type parameter.
	* doc/tm.texi: Regenerate.
	* stor-layout.c (layout_decl): Adjust.
	(update_alignment_for_field): Likewise.
	(place_field): Likewise.
	(min_align_of_type): Likewise.
	* config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
	* config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
	* config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/frv/frv.c (frv_adjust_field_align): Likewise.
	* config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/i386/i386.c (x86_field_alignment): Likewise.
	* config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
	 Likewise.

	Revert
	2017-01-30  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79256
	* targhooks.c (default_builtin_vector_alignment_reachable): Honor
	BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
	alignment on TYPE.

2017-02-07  Toma Tabacu  <toma.tabacu@imgtec.com>

	* config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
	argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
	builtins to SImode and emit a zero-extend, if necessary.

2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>

	* docs/invoke.texi (RISC-V Options): Alphabetize.

2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>

	* doc/invoke.texi (RISC-V Options): Use two spaces to separate
	options.

2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>

	* config/riscv/riscv.c: New file.
	* common/config/riscv/riscv-common.c: Likewise.
	* config.gcc: Likewise.
	* config/riscv/constraints.md: Likewise.
	* config/riscv/elf.h: Likewise.
	* config/riscv/generic.md: Likewise.
	* config/riscv/linux.h: Likewise.
	* config/riscv/multilib-generator: Likewise.
	* config/riscv/peephole.md: Likewise.
	* config/riscv/pic.md: Likewise.
	* config/riscv/predicates.md: Likewise.
	* config/riscv/riscv-builtins.c: Likewise.
	* config/riscv/riscv-c.c: Likewise.
	* config/riscv/riscv-ftypes.def: Likewise.
	* config/riscv/riscv-modes.def: Likewise.
	* config/riscv/riscv-opts.h: Likewise.
	* config/riscv/riscv-protos.h: Likewise.
	* config/riscv/riscv.h: Likewise.
	* config/riscv/riscv.md: Likewise.
	* config/riscv/riscv.opt: Likewise.
	* config/riscv/sync.md: Likewise.
	* config/riscv/t-elf-multilib: Likewise.
	* config/riscv/t-linux: Likewise.
	* config/riscv/t-linux-multilib: Likewise.
	* config/riscv/t-riscv: Likewise.
	* configure.ac: Likewise.
	* doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
	Waterman as RISC-V maintainers.
	* doc/install.texi: Add RISC-V entries.
	* doc/invoke.texi: Add RISC-V options section.
	* doc/md.texi: Add RISC-V constraints section.
	* configure: Regenerated.

2017-02-06  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/66144
	* config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
	false values to be constant vectors with all 0 or all 1 bits set.
	(vcondu<mode><mode>): Likewise.
	* config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
	predicate.
	(fpmask_comparison_operator): Update comment.
	(vecint_comparison_operator): New predicate.
	* config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
	vector conditionals when the true and false values are constant
	vectors with all 0 bits or all 1 bits set.

2017-02-06  Martin Sebor  <msebor@redhat.com>

	PR  tree-optimization/79376
	* gimple-fold.c (get_range_strlen): Set the minimum length to zero.

2017-02-06  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (vector modes -> vec_extract* splitter): Use
	explicit subreg RTX with operand 1.  Use VECTOR_MODE_P predicate
	to simplify split condition.

2017-02-06  Jakub Jelinek  <jakub@redhat.com>

	* omp-expand.c (oxpand_omp_atomic_fetch_op,
	expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
	false.

2017-02-06  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/68664
	* target.def (can_speculate_insn): New hook.
	* doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
	* doc/tm.texi: Regenerate.
	* sched-rgn.c (can_schedule_ready_p): Use the new hook.
	* config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
	(rs6000_sched_can_speculate_insn): New function.

2017-02-06  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79284
	* tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
	* tree-vect-stmts.c (vect_get_vec_def_for_operand,
	vectorizable_mask_load_store, vectorizable_operation,
	vect_is_simple_cond, get_same_sized_vectype): Use it instead
	of comparing TREE_CODE of a type against BOOLEAN_TYPE.
	* tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
	vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
	* tree-vect-slp.c (vect_get_constant_vectors): Likewise.
	* tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
	Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
	is_gimple_assign (stmt).  Replace another such test with
	is_gimple_assign (stmt).

2017-02-06  Georg-Johann Lay  <avr@gjlay.de>

	PR target/78883
	* config/avr/avr.c (rtl-iter.h): Include it.
	(TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
	(avr_legitimate_combined_insn): ...and implementation.

2017-02-06  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
	* config/s390/s390.c (s390_const_operand_ok)
	(s390_canonicalize_comparison, s390_extract_part)
	(s390_single_part, s390_contiguous_bitmask_nowrap_p)
	(s390_contiguous_bitmask_p, s390_rtx_costs)
	(legitimize_pic_address): Likewise.
	* config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
	* config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
	("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
	("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
	* config/s390/vector.md ("vec_vfenes<mode>"): Likewise.

2017-02-06  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.md (*addhi3_zero_extend): Add alternative where
	REGNO($0) == REGNO($1).

2017-02-06  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/linux.h(SIZE_TYPE): Add comment.

2017-02-06  Julian Brown  <julian@codesourcery.com>
	    Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
	    Virendra Pathak  <virendra.pathak@broadcom.com>

	* config/aarch64/aarch64-cores.def: Change the scheduler
	to Thunderx2t99.
	* config/aarch64/aarch64.md: Include thunderx2t99.md.
	* config/aarch64/thunderx2t99.md: New file.

2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/standards.texi (Go Language): Update link to language
	standard.

2017-02-05  Jan Hubicka  <hubicka@ucw.cz>

	* tree-eh.c (lower_resx): Sanitize profile.
	(cleanup_empty_eh_move_lp): Likewise.

2017-02-05  Jan Hubicka  <hubicka@ucw.cz>

	PR tree-ssa/79347
	* cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
	ELSE_PROB.
	* cfgloopmanip.h (loop_version): Update prototype.
	* modulo-sched.c (sms_schedule): Update call of loop_version.
	* tree-if-conv.c(version_loop_for_if_conversion): Likewise.
	* tree-parloops.c (gen_parallel_loop): Likewise.
	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
	* tree-ssa-loop-split.c (split_loop): Likewise.
	* tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
	* tree-vect-loop-manip.c (vect_loop_versioning): Likewise.

2017-02-05  Martin Liska  <mliska@suse.cz>

	PR bootstrap/78985
	* config/s390/s390.c (s390_gimplify_va_arg): Initialize local
	variable to NULL.
	(print_operand_address): Initialize a struct to zero.

2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/contrib.texi (Contributors): Refer to Hans Boehm's
	garbage collector only in textual form.

2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/extend.texi (x86 specific memory model extensions for
	transactional memory): Simplify a phrase.

2017-02-05  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/79353
	* config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
	'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
	(atomic_storedi_1): Likewise.

2017-02-04  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79338
	* tree-parloops.c (gather_scalar_reductions): Don't call
	vect_analyze_loop_form for loop->inner before destroying loop's
	loop_vinfo.

2017-02-03  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/79327
	* gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
	when precision has resulted in leading zeros.
	(format_integer): Adjust the likely counter to assume an unknown
	argument that may be zero is non-zero.

2017-02-03  Jason Merrill  <jason@redhat.com>

	PR c++/78689
	* tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
	avoid copying non-taken branch.

2017-02-03  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79340
	* tree-vect-loop.c (vectorizable_reduction): Release
	vec_defs elements after safe_splicing them into other vectors.
	Formatting fixes.

	PR tree-optimization/79327
	* gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
	true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
	dirtype.
	(format_integer): Use wide_int_to_tree instead of build_int_cst
	+ to_?hwi.  If argmin is NULL, just set argmin and argmax to
	TYPE_{MIN,MAX}_VALUE of argtype.  Simplify and fix computation
	of shortest and longest sequence.

2017-02-03  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (dimode_scalar_chain::convert_reg):
	Use pextrd for TARGET_SSE4_1 when creating scalar copy.

2017-02-03  Walter Lee  <walt@tilera.com>

	PR target/78862
	* config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
	after initial stackframe link reg save.
	* config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.

2017-02-03  Jakub Jelinek  <jakub@redhat.com>

	PR target/79354
	* config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
	wu for stxssp alternative.

2017-02-03  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/79352
	* gimple-fold.c (get_range_strlen): Add argument.
	(get_range_strlen): Change return type to bool.
	(get_maxval_strlen): Pass in a dummy argument.
	* gimple-fold.h (get_range_strlen): Change return type to bool.
	* gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
	* tree.h (array_at_struct_end_p): Add argument.
	* tree.c (array_at_struct_end_p): Handle it.

2017-02-03  Martin Liska  <mliska@suse.cz>

	PR lto/66295
	* multiple_target.c (create_dispatcher_calls): Redirect edge
	from a caller of a dispatcher.
	(expand_target_clones): Make the clones local.
	(ipa_target_clone): Do both target clones and resolvers.
	(ipa_dispatcher_calls): Remove the pass.
	(pass_dispatcher_calls::gate): Likewise.
	(make_pass_dispatcher_calls): Likewise.
	* passes.def (pass_target_clone): Put as very first IPA early
	pass.

2017-02-03  Martin Liska  <mliska@suse.cz>

	* symtab.c (symtab_node::binds_to_current_def_p): Bail out
	in case of a function with ifunc attribute.

2017-02-03  Martin Liska  <mliska@suse.cz>

	* cgraph.c (cgraph_node::dump): Dump function version info.
	* symtab.c (symtab_node::dump_base): Add missing new line.

2017-02-02  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
	(ifcombine_ifandif): Use it.

2017-02-03  Martin Liska  <mliska@suse.cz>

	* doc/invoke.texi: Document default value for
	use-after-scope-direct-emission-threshold.

2017-02-03  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79339
	* gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
	(format_floating): Likewise.

2017-02-03  Martin Liska  <mliska@suse.cz>

	PR ipa/79337
	* ipa-prop.c (ipa_node_params_t::insert): Remove current
	implementation.
	(ipa_node_params_t::remove): Likewise.
	* ipa-prop.h (ipa_node_params::ipa_node_params): Make default
	initialization from removed ipa_node_params_t::insert.
	(ipa_node_params::~ipa_node_params): Move from removed
	ipa_node_params_t::release.
	* symbol-summary.h (symbol_summary::m_released): New member.
	Do not release a summary twice.  Do not allow to call finalizer
	for types of a summary that live in GGC memory.

2017-02-02  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	* config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
	cmp_branch fusion.

2017-02-02  Martin Sebor  <msebor@redhat.com>

	PR middle-end/79275
	* gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
	(format_string): Tighten up the range of output for non-constant
	strings and correct the expected range for wide non-constant strings.

2017-02-02  Martin Sebor  <msebor@redhat.com>

	* doc/invoke.texi (-maccumulate-args): Fix bad grammar.

	PR middle-end/32003
	* doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
	index.
	(-fdump-tree-@var): Add to index and document how to come up
	with pass-specific option and dump file names.
	(-fdump-passes): Clarify where to look for output.

2017-02-02  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77445
	* tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
	statistics of the analyzed path; allow threading for speed when
	any of BBs along the path are optimized for speed.

2017-02-02  Eric Botcazou  <ebotcazou@adacore.com>

	PR middle-end/78468
	* emit-rtl.c (init_emit): Add ??? comment for problematic alignment
	settings of the virtual registers.

	Revert again
	2016-08-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* explow.c (get_dynamic_stack_size): Take known alignment of stack
	pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
	needed.

2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
	("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.

2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md: Add missing comments with the expanded
	mnemonics.
	* config/s390/vector.md: Likewise.
	* config/s390/vx-builtins.md: Likewise.

2017-02-02  Jakub Jelinek  <jakub@redhat.com>

	PR target/79197
	* config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
	(fixuns_trunc<mode>di2): ... this, remove previous expander.  Put all
	conditions on a single line.

2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
	__S390_VX__ to __VX__.

2017-02-01  Andrew Pinski  <apinski@cavium.com>

	* tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
	stmt_info to record_stmt_cost.
	(vect_get_known_peeling_cost): Pass stmt_info if known to
	record_stmt_cost.
	* config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
	cpu_vector_cost field into
	scalar_int_stmt_cost and scalar_fp_stmt_cost.  Split vec_stmt_cost
	field into vec_int_stmt_cost and vec_fp_stmt_cost.
	* config/aarch64/aarch64.c (generic_vector_cost): Update for the
	splitting of scalar_stmt_cost and vec_stmt_cost.
	(thunderx_vector_cost): Likewise.
	(cortexa57_vector_cost): LIkewise.
	(exynosm1_vector_cost): Likewise.
	(xgene1_vector_cost): Likewise.
	(thunderx2t99_vector_cost): Improve after the splitting of the two
	fields.
	(aarch64_builtin_vectorization_cost): Update for the splitting of
	scalar_stmt_cost and vec_stmt_cost.

2017-02-01  Torvald Riegel  <triegel@redhat.com>
	    Richard Henderson  <rth@redhat.com>

	* builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
	conditional on existance of a fast atomic load.
	* optabs-query.c (can_atomic_load_p): New function.
	* optabs-query.h (can_atomic_load_p): Declare it.
	* optabs.c (expand_atomic_exchange): Always delegate to libatomic if
	no fast atomic load is available for the particular size of access.
	(expand_atomic_compare_and_swap): Likewise.
	(expand_atomic_load): Likewise.
	(expand_atomic_store): Likewise.
	(expand_atomic_fetch_op): Likewise.
	* testsuite/lib/target-supports.exp
	(check_effective_target_sync_int_128): Remove x86 because it provides
	no fast atomic load.
	(check_effective_target_sync_int_128_runtime): Likewise.

2017-02-01  Richard Biener  <rguenther@suse.de>

	* graphite.c: Include tree-vectorizer.h for find_loop_location.
	(graphite_transform_loops): Provide opt-info for optimized nests.
	* tree-parloop.c (parallelize_loops): Provide opt-info for
	parallelized loops.

2017-02-01  Richard Biener  <rguenther@suse.de>

	PR middle-end/79315
	* tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
	was not set before.

2017-02-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71824
	* graphite-scop-detection.c (scop_detection::build_scop_breadth):
	Verify the loops are valid in the merged SESE region.
	(scop_detection::can_represent_loop_1): Check analyzing the
	evolution of the number of iterations in the region succeeds.

2017-01-31  Ian Lance Taylor  <iant@golang.org>

	* config/i386/i386.c (ix86_expand_split_stack_prologue): Add
	REG_ARGS_SIZE note to 32-bit push insns and call insn.

2017-01-31  David Malcolm  <dmalcolm@redhat.com>

	PR preprocessor/79210
	* input.c (get_substring_ranges_for_loc): Replace line_width
	assertion with error-handling.

2017-01-31  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/77318
	* graphite-sese-to-poly.c (extract_affine): Fix assert.
	(create_pw_aff_from_tree): Take loop parameter.
	(add_condition_to_pbb): Pass loop of the condition to
	create_pw_aff_from_tree.

2017-01-31  Jakub Jelinek  <jakub@redhat.com>

	* config/s390/s390.c (s390_asan_shadow_offset): New function.
	(TARGET_ASAN_SHADOW_OFFSET): Redefine.

2017-01-31  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/78597
	PR target/79038
	* config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
	no longer used.
	(convert_int_to_float128): Likewise.
	* config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
	(convert_int_to_float128): Likewise.
	* config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
	(UNSPEC_IEEE128_CONVERT): Likewise.
	(floatsi<mode>2, FLOAT128 iterator): Bypass calling
	rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
	Use local variables for IBM extended format.
	(fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
	(fix_trunc<mode>si2_fprs): Likewise.
	(fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
	(floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
	(fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
	to know that we can now have integers of all sizes in vector
	registers.
	(fix<uns>_<mode>di2_hw): Likewise.
	(float<uns>_<mode>si2_hw): Likewise.
	(fix_<mode>si2_hw): Likewise.
	(fixuns_<mode>si2_hw): Likewise.
	(float<uns>_<mode>di2_hw): Likewise.
	(float_<mode>di2_hw): Likewise.
	(float_<mode>si2_hw): Likewise.
	(floatuns_<mode>di2_hw): Likewise.
	(floatuns_<mode>si2_hw): Likewise.
	(xscvqp<su>wz_<mode>): Delete, no longer used.
	(xscvqp<su>dz_<mode>): Likewise.
	(xscv<su>dqp_<mode>): Likewise.
	(ieee128_mfvsrd_64bit): Likewise.
	(ieee128_mfvsrd_32bit): Likewise.
	(ieee128_mfvsrwz): Likewise.
	(ieee128_mtvsrw): Likewise.
	(ieee128_mtvsrd_64bit): Likewise.
	(ieee128_mtvsrd_32bit): Likewise.

2017-01-31  Martin Liska  <mliska@suse.cz>

	PR ipa/79285
	* ipa-prop.c (ipa_free_all_node_params): Call release method
	instead of ~sumbol_summary to not to trigger double times
	dtor of hash_map.

2017-01-31  Aldy Hernandez  <aldyh@redhat.com>

	PR tree-optimization/71691
	* bitmap.h (class auto_bitmap): New.
	* tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
	is_maybe_undefined instead of ssa_undefined_value_p.

2017-01-31  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
	__S390_ARCH_LEVEL__ to __ARCH__.

2017-01-31  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79267
	* value-prof.c (gimple_ic): Only drop lhs for noreturn calls
	if should_remove_lhs_p is true.

2017-01-30  Alexandre Oliva <aoliva@redhat.com>

	PR debug/63238
	* dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
	(add_alignment_attribute): New.
	(base_type_die): Add alignment attribute.
	(subrange_type_die): Likewise.
	(modified_type_die): Likewise.
	(gen_array_type_die): Likewise.
	(gen_descr_array_type_die: Likewise.
	(gen_enumeration_type_die): Likewise.
	(gen_subprogram_die): Likewise.
	(gen_variable_die): Likewise.
	(gen_field_die): Likewise.
	(gen_ptr_to_mbr_type_die): Likewise.
	(gen_struct_or_union_type_die): Likewise.
	(gen_subroutine_type_die): Likewise.
	(gen_typedef_die): Likewise.
	(base_type_cmp): Compare alignment attribute.

2017-01-30  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/79170
	* config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
	(setb_unsigned) New pattern for setb with CCUNS.
	* config/rs6000/rs6000.c (expand_block_compare): Use a different
	subfc./subfe sequence to avoid overflow problems.  Generate a
	shorter sequence with cmpld/setb for power9.
	* config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
	for generating subfc. instruction.
	(cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
	now uses this instruction.

2017-01-30  Ian Lance Taylor  <iant@google.com>

	PR debug/79289
	* dwarf2out.c (gen_type_die_with_usage): When picking a variant
	for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.

2017-01-30  Martin Sebor  <msebor@redhat.com>

	* gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
	Move constant to the right of a relational operator.
	(get_mpfr_format_length, format_character, format_string): Ditto.
	(should_warn_p, maybe_warn): Same.

	* doc/invoke.texi (-Wformat-truncation=1): Fix typo.

2017-01-30  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR lto/79061
	* asan.c (get_translation_unit_decl): Remove function.
	(asan_add_global): Force has_dynamic_init to zero in LTO mode.

2017-01-30  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/79259
	* opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
	-fprofile-generate.

2017-01-30  Martin Liska  <mliska@suse.cz>

	PR bootstrap/78985
	* config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
	Initialize variables with NULL value.

2017-01-30  Richard Earnshaw  <rearnsh@arm.com>

	PR target/79260
	* config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
	tm_p_file.
	* arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.

2017-01-30  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79276
	* tree-vrp.c (process_assert_insertions): Properly adjust common
	when removing a duplicate.

	* gcc.dg/torture/pr79276.c: New testcase.

2017-01-30  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79256
	* targhooks.c (default_builtin_vector_alignment_reachable): Honor
	BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
	alignment on TYPE.
	* tree.c (build_aligned_type): Set TYPE_USER_ALIGN.

2017-01-30  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	PR target/79240
	* config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
	("*r<noxa>sbg_<mode>_sll_bitmask")
	("*extzv_<mode>_srl<clobbercc_or_nocc>")
	("*extzv_<mode>_sll<clobbercc_or_nocc>"):
	Use contiguous_bitmask_nowrap_operand.

2017-01-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/79268
	* config/rs6000/altivec.h (vec_xl): Revise #define.
	(vec_xst): Likewise.

2017-01-27  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.

2017-01-27  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/79194
	* cprop.c (one_cprop_pass): Move deletion of code after unconditional
	traps before call to bypass_conditional_jumps.

2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>

	PR tree-optimization/71374
	* lra-constraints.c (check_conflict_input_operands): New.
	(match_reload): Use it.

2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/79131
	* lra-assigns.c (find_hard_regno_for_1): Take endianess for into
	account to calculate conflict_set.

2017-01-27  Bin Cheng  <bin.cheng@arm.com>

	PR rtl-optimization/78559
	* combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
	other_insn in combine.

2017-01-27  Pekka Jääskeläinen  <pekka.jaaskelainen@parmance.com>

	* builtin-types.def: Use unsigned_char_type_node for BT_UINT8.  Use
	uint16_type_node for BT_UINT16.

2017-01-27  David Malcolm  <dmalcolm@redhat.com>

	* doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
	"RTL Tests" to menu.
	(GIMPLE Tests): New node.
	(RTL Tests): New node.

2017-01-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79245
	* tree-loop-distribution.c (distribute_loop): Apply cost
	modeling also to detected patterns.

2017-01-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71433
	* tree-vrp.c (register_new_assert_for): Revert earlier changes.
	(compare_assert_loc): New function.
	(process_assert_insertions): Sort and optimize assert locations
	to remove duplicates and push down identical assertions on
	edges to their destination block.

2017-01-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79244
	* tree-vrp.c (remove_range_assertions): Forcefully propagate
	out SSA names even if abnormal.

2017-01-27  Jakub Jelinek  <jakub@redhat.com>

	* realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
	* gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
	instead of MPFR_RNDN.

2017-01-27  Richard Earnshaw  <rearnsha@arm.com>

	PR target/79239
	* arm.c (arm_option_override): Don't call build_target_option_node
	until after doing all option overrides.
	(arm_valid_target_attribute_tree): Likewise.

2017-01-27  Martin Liska  <mliska@suse.cz>

	* doc/invoke.texi (-fprofile-arcs): Document profiling support
	for {cd}tors and C++ {cd}tors.

2017-01-27  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.md ("*setmem_long_and")
	("*setmem_long_and_31z"): Use zero_extend instead of and.

2017-01-26  Martin Sebor  <msebor@redhat.com>

	* gimple-ssa-sprintf.c (format_floating): Simplify the computation
	of precision.

2017-01-26  Martin Sebor  <msebor@redhat.com>

	* gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
	HAVE_DFmode before using XFmode or DFmode.
	(parse_directive): Avoid using the z length modifier to avoid
	the ISO C++98 does not support the ‘z’ gnu_printf length modifier.

	PR middle-end/78703
	* gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
	to accept adjustment as an array.
	(get_int_range): New function.
	(struct directive): Make width and prec arrays.
	(directive::set_width, directive::set_precision): Call get_int_range.
	(format_integer, format_floating): Handle width and precision ranges.
	(format_string, parse_directive): Same.

2017-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR debug/79129
	* dwarf2out.c (generate_skeleton_bottom_up): For children with
	comdat_type_p set, just clone them, but keep the children in the
	original DIE.

	PR debug/78835
	* dwarf2out.c (prune_unused_types): Mark all functions with DIEs
	which have direct callers with -fvar-tracking-assignments enabled
	in the current TU.
	(resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
	inside of type units.

2017-01-26  Martin Sebor  <msebor@redhat.com>

	PR middle-end/78703
	* gimple-ssa-sprintf.c (struct result_range): Add likely and
	unlikely counters.
	(struct format_result): Replace number_chars, number_chars_min,
	and number_chars_max with a single member of struct result_range.
	Remove bounded.
	(format_result::operator+=): Adjust.
	(struct fmtresult): Remove bounded.  Handle likely and unlikely
	counters.
	(fmtresult::adjust_for_width_or_precision): New function.
	(fmtresult:type_max_digits): New function.
	(bytes_remaining): Handle likely and unlikely counters.
	(min_bytes_remaining): Remove.
	(format_percent): Simplify.
	(format_integer, format_floating): Set likely and unlikely counters.
	(get_string_length, format_character, format_string): Same.
	(format_plain, should_warn_p): New function.
	(maybe_warn): Call should_warn_p.  Update diagnostic messages
	and handle those for all directives, including plain strings.
	(format_directive): Handle likely and unlikely counters.
	Remove unnecessary quoting from diagnostics.  Add an informational
	note.
	(add_bytes): Remove.
	(pass_sprintf_length::compute_format_length): Simplify.
	(try_substitute_return_value): Handle likely and unlikely counters.

2017-01-26  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
	bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins

2017-01-26  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/79131
	* lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
	endianess for subregs into account.
	* lra-constraints.c (lra_constraints): Do risky transformations
	always on the first iteration.
	* lra-lives.c (check_pseudos_live_through_calls): Add arg
	last_call_used_reg_set.
	(process_bb_lives): Define and use last_call_used_reg_set.
	* lra.c (lra): Always continue after lra_constraints on the first
	iteration.

2017-01-26  Kirill Yukhin  <kirill.yukhin@gmail.com>

	* gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
	constant.
	* gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.

2017-01-26  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/avx512fintrin.h (_ktest_mask16_u8,
	_ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
	* config/i386/avx512dqintrin.h (_ktest_mask16_u8,
	_ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
	* config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
	__builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
	OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
	* config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
	(kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.

2017-01-26  Marek Polacek  <polacek@redhat.com>

	PR c/79199
	* fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
	for the third operand.

2017-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79236
	* omp-low.c (struct omp_context): Add simt_stmt field.
	(scan_omp_for): Return omp_context *.
	(scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
	context to the _simt_ SIMD stmt.
	(lower_omp_for): For combined SIMD with sibling _simt_
	SIMD, make sure to use the same decls in _looptemp_
	clauses as in the sibling.

2017-01-26  David Sherwood  <david.sherwood@arm.com>

	PR middle-end/79212
	* gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
	all contexts.

2017-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR target/70465
	* reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
	emit fld b; fld a; if possible.

	* brig-builtins.def: Update copyright years.
	* config/arm/arm_acle_builtins.def: Update copyright years.

2017-01-25  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/79179
	* config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
	constraint instead of o for the stxsd instruction.

2017-01-25  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
	of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.

2017-01-25  Jonathan Wakely  <jwakely@redhat.com>

	* doc/invoke.texi (C++ Dialect Options): Fix typo.

2017-01-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69264
	* target.def (vector_alignment_reachable): Improve documentation.
	* doc/tm.texi: Regenerate.
	* targhooks.c (default_builtin_vector_alignment_reachable): Simplify
	and add a comment.
	* tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
	earlier changes with respect to TYPE_USER_ALIGN.
	(vector_alignment_reachable_p): Likewise.  Improve dumping.

2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/79145
	* config/arm/arm.md (xordi3): Force constant operand into a register
	for TARGET_IWMMXT.

2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* doc/invoke.texi (-fstore-merging): Correct default optimization
	levels at which it is enabled.
	(-O): Move -fstore-merging from list to...
	(-O2): ... Here.

2017-01-25  Richard Biener  <rguenther@suse.de>

	PR debug/78363
	* omp-expand.c: Include debug.h.
	(expand_omp_taskreg): Make sure to generate early debug before
	outlining anything from a function.
	(expand_omp_target): Likewise.
	(grid_expand_target_grid_body): Likewise.

2017-01-25  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR lto/79061
	* asan.c (get_translation_unit_decl): New function.
	(asan_add_global): Extract modules file name from globals
	TRANSLATION_UNIT_DECL name.

2017-01-24  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/77439
	* config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
	for long calls with APCS frame and VFP.

2017-01-24  David Malcolm  <dmalcolm@redhat.com>

	* cfg.c (original_copy_tables_initialized_p): New function.
	* cfg.h (original_copy_tables_initialized_p): New decl.
	* cfgrtl.c (relink_block_chain): Guard the call to
	free_original_copy_tables with a call to
	original_copy_tables_initialized_p.
	* cgraph.h (symtab_node::native_rtl_p): New decl.
	* cgraphunit.c (symtab_node::native_rtl_p): New function.
	(symtab_node::needed_p): Don't assert for early assembly output
	for __RTL functions.
	(cgraph_node::finalize_function): Set "force_output" for __RTL
	functions.
	(cgraph_node::analyze): Bail out early for __RTL functions.
	(analyze_functions): Update assertion to support __RTL functions.
	(cgraph_node::expand): Bail out early for __RTL functions.
	* final.c (rest_of_clean_state): Don't call delete_tree_ssa for
	__RTL functions.
	* function.h (struct function): Update comment for field
	"pass_startwith".
	* gimple-expr.c: Include "tree-pass.h".
	(gimple_has_body_p): Return false for __RTL functions.
	* Makefile.in (OBJS): Add run-rtl-passes.o.
	* pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
	accessor.
	(gcc::pass_manager::get_clean_slate): New accessor.
	* passes.c: Include "insn-addr.h".
	(should_skip_pass_p): Add logging.  Update logic for running
	"expand" to be compatible with both __GIMPLE and __RTL.  Guard
	property-provider override so it is only done for gimple passes.
	Don't skip dfinit.
	(skip_pass): New function.
	(execute_one_pass): Call skip_pass when skipping passes.
	* read-md.c (md_reader::read_char): Support filtering
	the input to a subset of line numbers.
	(md_reader::md_reader): Initialize fields
	m_first_line and m_last_line.
	(md_reader::read_file_fragment): New function.
	* read-md.h (md_reader::read_file_fragment): New decl.
	(md_reader::m_first_line): New field.
	(md_reader::m_last_line): New field.
	* read-rtl-function.c (function_reader::create_function): Only
	create cfun if it doesn't already exist.  Set PROP_rtl on cfun's
	curr_properties.  Set DECL_INITIAL to a dummy block.
	(read_rtl_function_body_from_file_range): New function.
	* read-rtl-function.h (read_rtl_function_body_from_file_range):
	New decl.
	* run-rtl-passes.c: New file.
	* run-rtl-passes.h: New file.

2017-01-24  Jeff Law  <law@redhat.com>

	* config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
	buffer size.

2017-01-24  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/79159
	* tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
	(record_nonwrapping_iv): Improve boundary using above function if no
	value range information.

2017-01-24  Pekka Jääskeläinen  <pekka@parmance.com>
	    Martin Jambor  <mjambor@suse.cz>

	* brig-builtins.def: New file.
	* builtins.def (DEF_HSAIL_BUILTIN): New macro.
	(DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
	(DEF_HSAIL_SAT_BUILTIN): Likewise.
	(DEF_HSAIL_INTR_BUILTIN): Likewise.
	(DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
	* builtin-types.def (BT_INT8): New.
	(BT_INT16): Likewise.
	(BT_UINT8): Likewise.
	(BT_UINT16): Likewise.
	(BT_FN_ULONG): Likewise.
	(BT_FN_UINT_INT): Likewise.
	(BT_FN_UINT_ULONG): Likewise.
	(BT_FN_UINT_LONG): Likewise.
	(BT_FN_UINT_PTR): Likewise.
	(BT_FN_ULONG_PTR): Likewise.
	(BT_FN_INT8_FLOAT): Likewise.
	(BT_FN_INT16_FLOAT): Likewise.
	(BT_FN_UINT32_FLOAT): Likewise.
	(BT_FN_UINT16_FLOAT): Likewise.
	(BT_FN_UINT8_FLOAT): Likewise.
	(BT_FN_UINT64_FLOAT): Likewise.
	(BT_FN_UINT16_UINT32): Likewise.
	(BT_FN_UINT32_UINT16): Likewise.
	(BT_FN_UINT16_UINT16_UINT16): Likewise.
	(BT_FN_INT_PTR_INT): Likewise.
	(BT_FN_UINT_PTR_UINT): Likewise.
	(BT_FN_LONG_PTR_LONG): Likewise.
	(BT_FN_ULONG_PTR_ULONG): Likewise.
	(BT_FN_VOID_UINT64_UINT64): Likewise.
	(BT_FN_UINT8_UINT8_UINT8): Likewise.
	(BT_FN_INT8_INT8_INT8): Likewise.
	(BT_FN_INT16_INT16_INT16): Likewise.
	(BT_FN_INT_INT_INT): Likewise.
	(BT_FN_UINT_FLOAT_UINT): Likewise.
	(BT_FN_FLOAT_UINT_UINT): Likewise.
	(BT_FN_ULONG_UINT_UINT): Likewise.
	(BT_FN_ULONG_UINT_PTR): Likewise.
	(BT_FN_ULONG_ULONG_ULONG): Likewise.
	(BT_FN_UINT_UINT_UINT): Likewise.
	(BT_FN_VOID_UINT_PTR): Likewise.
	(BT_FN_UINT_UINT_PTR: Likewise.
	(BT_FN_UINT32_UINT64_PTR): Likewise.
	(BT_FN_INT_INT_UINT_UINT): Likewise.
	(BT_FN_UINT_UINT_UINT_UINT): Likewise.
	(BT_FN_UINT_UINT_UINT_PTR): Likewise.
	(BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
	(BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
	(BT_FN_LONG_LONG_UINT_UINT): Likewise.
	(BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
	(BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
	(BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
	(BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
	(BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
	(BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
	* doc/frontends.texi: List BRIG FE.
	* doc/install.texi (Testing): Add BRIG tesring requirements.
	* doc/invoke.texi (Overall Options): Mention BRIG.
	* doc/standards.texi (Standards): Doucment BRIG HSA version.

2017-01-24  Richard Biener  <rguenther@suse.de>

	PR translation/79208
	* ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.

2017-01-24  Martin Jambor  <mjambor@suse.cz>

	PR bootstrap/79198
	* ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
	* ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
	and known_contexts.

2017-01-24  Aldy Hernandez  <aldyh@redhat.com>

	PR middle-end/79123
	* gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
	casts from signed to unsigned really don't have a range.

2017-01-24  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
	GMP_RNDx for compatiblity.

2017-01-24  Martin Liska  <mliska@suse.cz>

	PR bootstrap/79132
	* tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
	that would prevent us to call alloca with -1 as argument.

2017-01-24  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (output_compilation_unit_header, output_file_names):
	Avoid -Wformat-security warning.

2017-01-23  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
	cost table.

2017-01-23  Martin Sebor  <msebor@redhat.com>

	PR middle-end/78703
	* gimple-ssa-sprintf.c (warn_level): New global.
	(format_integer): Use it here and throughout the rest of the file.
	Use the same switch to compute sign as base.
	(maybe_warn): New function.
	(format_directive): Factor out warnings into maybe_warn.
	Add debugging output.  Use warn_level.
	(add_bytes): Use warn_level.
	(pass_sprintf_length::compute_format_length): Add debugging output.
	(try_substitute_return_value): Same.
	(pass_sprintf_length::handle_gimple_call): Set and use warn_level.

	PR middle-end/78703
	* gimple-ssa-sprintf.c (struct format_result): Remove constant member.
	(struct fmtresult, format_integer, format_floating): Adjust.
	(fmtresult::fmtresult): Set max correctly in two argument ctor.
	(get_string_length, format_string,format_directive): Same.
	(pass_sprintf_length::compute_format_length): Same.
	(try_substitute_return_value): Simplify slightly.

	PR middle-end/78703
	* gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
	(fmtresult::operator+=): Outlined.
	(struct fmtresult): Add ctors.
	(struct conversion_spec): Rename...
	(struct directive): ...to this.  Add and remove data members.
	(directive::set_width, directive::set_precision): New functions.
	(format_percent): Use fmtresult ctor.
	(get_width_and_precision): Remove.
	(format_integer): Make naming changes.  Avoid computing width and
	precision.
	(format_floating): Same.  Adjust indentation.
	(format_character, format_none): New functions.
	(format_string): Moved character handling to format_character.
	(format_directive): Remove arguments, change return type.
	(parse_directive): New function.
	(pass_sprintf_length::compute_format_length): Move directive
	parsing to parse_directive.

2017-01-23  Jakub Jelinek  <jakub@redhat.com>

	* tree.h (assign_assembler_name_if_neeeded): Rename to ...
	(assign_assembler_name_if_needed): ... this.
	* tree.c (assign_assembler_name_if_neeeded): Rename to ...
	(assign_assembler_name_if_needed): ... this.
	(free_lang_data_in_cgraph): Adjust callers.
	* cgraphunit.c (cgraph_node::analyze): Likewise.
	* omp-expand.c (expand_omp_taskreg, expand_omp_target):
	Likewise.

2017-01-23  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79088
	PR tree-optimization/79188
	* tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
	resetting loop bounds after last path deletion.  Reset loop
	bounds of the target loop, make code match the comments.
	* tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
	Make sure loops need no fixups.

2017-01-23  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
	exponent support with double type for first argument.
	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
	type returned by __builtin_vec_extract_sig,
	__builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
	functions from "vector int" to "vector unsigned int" or from
	"vector long long int" to "vector unsigned long long int".
	Changed type returned by __builtin_vec_extract_exp,
	__builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
	functions from "vector int" to "vector unsigned int" or from
	"vector long long int" to "vector unsigned long long int".
	Changed return type of __builtin_vec_test_data_class,
	__builtin_vec_test_data_class_sp, and
	__builtin_vec_test_data_class_dp from "vector int" to
	"vector bool int" or from "vector long long int" to "vector bool
	long long int" and changed second argument type from "unsigned
	int" to "int".  Added new overloaded function forms "vector float
	__builtin_vec_insert_exp (vector float, vector unsigned int)" and
	"vector float __builtin_vec_insert_exp_sp (vector float, vector
	unsigned int)" and "vector double __builtin_vec_insert_exp (vector
	double, vector unsigned long long int)" and "vector double
	__builtin_vec_insert_exp_dp (vector double, vector unsigned long
	long int)".  Changed return type of
	__builtin_scalar_test_data_class and
	__builtin_scalar_test_data_class_sp and
	__builtin_scalar_test_data_class_dp from "unsigned int" to "bool
	int" and changed second argument from "unsigned int" to "int".
	Changed type returned by __builtin_scalar_test_neg,
	__builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
	from "int" to "bool int".  Added new overloaded function form
	"double __builtin_scalar_insert_exp (double, unsigned long long int)".
	* config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
	exponent double-precision with floating point first argument.
	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
	documentation of scalar_test_data_class, scalar_test_neg,
	scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
	vector_extract_exp, vec_extract_sig, vec_insert_exp, and
	vec_test_data_class built-in functions to reflect refinements in
	their type signatures.

2017-01-23  Andreas Tobler  <andreast@gcc.gnu.org>

	* config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
	size of buf.
	(aarch64_elf_asm_destructor): Likewise.

2017-01-23  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/78634
	* config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
	(TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
	* ifcvt.c (noce_try_cmove): Add missing cost check.

	PR rtl-optimization/71724
	* combine.c (if_then_else_cond): Look for situations where it is
	beneficial to undo the work of one of the recursive calls.

2017-01-23  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/70754
	* tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
	(reassociate_to_the_same_stmt): New parameter INSERT_BEFORE.  Insert
	combined stmt before it if not NULL.
	(combine_chains): Process refs reversely and compute dominance point
	for root ref.

2017-01-23  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79196
	* tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
	(fold_strstr_to_strncmp): ... this.  Fold the pattern to strncmp
	instead of memcmp.
	(strlen_optimize_stmt): Call the renamed function.

2017-01-23  Michael Matz  <matz@suse.de>

	PR tree-optimization/78384
	* tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.

2017-01-23  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79186
	* tree-vrp.c (register_new_assert_for): Make sure we've seen
	both incoming edges before moving an assert.

2017-01-23  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.c (load_from_param_1): Removed.
	(load_from_unmodified_param): Bits from load_from_param_1 put back
	here.
	(load_from_param): Removed.
	(compute_complex_assign_jump_func): Removed stmt2 and just replaced it
	with stmt.  Reverted back to use of load_from_unmodified_param.

2017-01-23  Martin Jambor  <mjambor@suse.cz>

	PR ipa/79108
	* ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
	(ipa_node_params): Annotate with GTY((for_user)).  Make descriptors
	field a pointer to garbage collected vector, mark lattices and
	ipcp_orig_node with GTY((skip)).
	(ipa_get_param_count): Adjust to descriptors being a pointer.
	(ipa_get_param): Likewise.
	(ipa_get_type): Likewise.
	(ipa_get_param_move_cost): Likewise.
	(ipa_set_param_used): Likewise.
	(ipa_get_controlled_uses): Likewise.
	(ipa_set_controlled_uses): Likewise.
	(ipa_is_param_used): Likewise.
	(ipa_node_params_t): Move into garbage collector.  New methods insert
	and remove.
	(ipa_node_params_sum): Annotate wth GTY(()).
	(ipa_check_create_node_params): Adjust to ipa_node_params_sum being
	garbage collected.
	(ipa_load_from_parm_agg): Adjust declaration.
	* ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
	* ipa-profile.c (ipa_profile): Likewise.
	* ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
	(ipa_populate_param_decls): Make descriptors parameter garbage
	collected.
	(ipa_dump_param): Adjust to descriptors being a pointer.
	(ipa_alloc_node_params): Likewise.
	(ipa_initialize_node_params): Likewise.
	(load_from_param_1): Make descriptors parameter garbage collected.
	(load_from_unmodified_param): Likewise.
	(load_from_param): Likewise.
	(ipa_load_from_parm_agg): Likewise.
	(ipa_node_params::~ipa_node_params): Removed.
	(ipa_free_all_node_params): Remove call to delete operator.
	(ipa_node_params_t::insert): New.
	(ipa_node_params_t::remove): Likewise.
	(ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
	copy known_csts and known_contexts vectors.
	(ipa_read_node_info): Adjust to descriptors being a pointer.
	(ipcp_modif_dom_walker): Make m_descriptors field garbage
	collected.
	(ipcp_transform_function): Make descriptors variable garbage
	collected.

2017-01-23  Andrew Senkevich  <andrew.senkevich@intel.com>

	* config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
	* config/i386/avx512dqintrin.h: Ditto.
	* config/i386/avx512fintrin.h: Ditto.
	* config/i386/i386.c: Handle new builtins.
	* config/i386/i386-builtin.def: Add new builtins.
	* config/i386/sse.md (ktest<mode>, kortest<mode>): New.
	(UNSPEC_KORTEST, UNSPEC_KTEST): New.

2017-01-23  Jakub Jelinek  <jakub@redhat.com>
	    Martin Liska  <mliska@suse.cz>

	* asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
	* asan.c (asan_expand_poison_ifn): Support stores and use
	appropriate ASAN report function.
	* internal-fn.c (expand_ASAN_POISON_USE): New function.
	* internal-fn.def (ASAN_POISON_USE): Declare.
	* tree-into-ssa.c (maybe_add_asan_poison_write): New function.
	(maybe_register_def): Create ASAN_POISON_USE when sanitizing.
	* tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
	ASAN_POISON calls w/o LHS.
	* tree-ssa.c (execute_update_addresses_taken): Create clobber
	for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
	from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
	* gimplify.c (asan_poison_variables): Add attribute
	use_after_scope_memory to variables that really needs to live
	in memory.
	* tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
	having the attribute.

2017-01-23  Martin Liska  <mliska@suse.cz>

	* asan.c (create_asan_shadow_var): New function.
	(asan_expand_poison_ifn): Likewise.
	* asan.h (asan_expand_poison_ifn): New declaration.
	* internal-fn.c (expand_ASAN_POISON): Likewise.
	* internal-fn.def (ASAN_POISON): New builtin.
	* sanopt.c (pass_sanopt::execute): Expand
	asan_expand_poison_ifn.
	* tree-inline.c (copy_decl_for_dup_finish): Make function
	external.
	* tree-inline.h (copy_decl_for_dup_finish): Likewise.
	* tree-ssa.c (is_asan_mark_p): New function.
	(execute_update_addresses_taken): Rewrite local variables
	(identified just by use-after-scope as addressable) into SSA.

2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific): opensource.apple.com uses https
	now. Remove trailing slash.

2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>

	* README.Portability: Remove note on an Irix compatibility issue.

2017-01-22  Dimitry Andric <dim@FreeBSD.org>

	* gcov.c (INCLUDE_ALGORITHM): Define.
	(INCLUDE_VECTOR): Define.
	No longer include <vector> and <algorithm> directly.

2017-01-21  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/extend.texi (Thread-Local): Change www.akkadia.org reference
	to https.
	* doc/invoke.texi (Code Gen Options): Ditto.

2017-01-21  Jan Hubicka  <hubicka@ucw.cz>

	PR lto/78407
	* cfg.c (update_bb_profile_for_threading): Fix updating of probablity.

2017-01-21  Bernd Schmidt  <bschmidt@redhat.com>

	rtl-optimization/79125
	* cprop.c (local_cprop_pass): Handle cases where we make an
	unconditional trap.

2017-01-20  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/61729
	PR target/77850
	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
	read from, for big endian.

2017-01-20  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
	register pauth builtins for LP64 only.

2017-01-20  Marek Polacek  <polacek@redhat.com>

	PR c/79152
	* gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
	non-case labels.

2017-01-20  Alexander Monakov  <amonakov@ispras.ru>

	* omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
	of safelen status.
	* omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
	* passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
	* tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.

2017-01-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/71270
	* config/arm/arm.c (neon_valid_immediate): Reject vector constants
	in big-endian mode when they are not a single duplicated value.

2017-01-20  Richard Biener  <rguenther@suse.de>

	* BASE-VER: Bump to 7.0.1.

2017-01-20  Alexander Monakov  <amonakov@ispras.ru>

	* omp-low.c (omplow_simd_context): New struct.  Use it...
	(lower_rec_simd_input_clauses): ...here and...
	(lower_rec_input_clauses): ...here to hold common data.  Adjust all
	references to idx, lane, max_vf, is_simt.

2017-01-20  Graham Markall  <graham.markall@embecosm.com>

	* config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
	mcpu=nps400.

2017-01-20  Martin Jambor  <mjambor@suse.cz>

	* hsa.h: Renaed to hsa-common.h.  Adjusted a comment.
	* hsa.c: Renaed to hsa-common.c.  Change include of gt-hsa.h to
	gt-hsa-common.h.
	* Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
	(GTFILES): Rename hsa.c to hsa-common.c.
	* hsa-brig.c: Change include of hsa.h to hsa-common.h.
	* hsa-dump.c: Likewise.
	* hsa-gen.c: Likewise.
	* hsa-regalloc.c: Likewise.
	* ipa-hsa.c: Likewise.
	* omp-expand.c: Likewise.
	* omp-low.c: Likewise.
	* toplev.c: Likewise.

2017-01-20  Marek Polacek  <polacek@redhat.com>

	PR c/64279
	* doc/invoke.texi: Document -Wduplicated-branches.
	* fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
	COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
	POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
	STATEMENT_LIST, and RETURN_EXPR.  For non-pure non-const functions
	return 0 only when not OEP_LEXICOGRAPHIC.
	(fold_build_cleanup_point_expr): Use the expression
	location when building CLEANUP_POINT_EXPR.
	* tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
	* tree.c (add_expr): Handle error_mark_node.

2017-01-20  Martin Liska  <mliska@suse.cz>

	PR lto/69188
	* tree-profile.c (init_ic_make_global_vars): Do not call
	finalize_decl.
	(gimple_init_gcov_profiler): Likewise.

2017-01-20  Martin Liska  <mliska@suse.cz>

	PR ipa/71190
	* cgraph.h (maybe_create_reference): Remove argument and
	update comment.
	* cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
	argument.
	* ipa-cp.c (create_specialized_node): Likewise.
	* symtab.c (symtab_node::maybe_create_reference): Handle
	VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.

2017-01-20  Martin Liska  <mliska@suse.cz>

	* read-rtl-function.c (function_reader::create_function): Use
	build_decl instread of build_decl_stat.

2017-01-20  Andrew Senkevich  <andrew.senkevich@intel.com>

	* config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
	* config/i386/avx512dqintrin.h: Ditto.
	* config/i386/avx512fintrin.h: Ditto.
	* config/i386/i386-builtin-types.def: Add new types.
	* config/i386/i386.c: Handle new types.
	* config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
	(__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
	(__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
	(__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
	(__builtin_ia32_kshiftridi): New.
	* config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.

2017-01-19  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/78875
	PR target/79140
	* config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
	define to rs6000_init_stack_protect_guard.
	(rs6000_init_stack_protect_guard): New function.

2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
	    Yunqiang Su  <yunqiang.su@imgtec.com>

	* config.gcc (supported_defaults): Add madd4.
	(with_madd4): Add validation.
	(all_defaults): Add madd4.
	* config/mips/mips.opt (mmadd4): New option.
	* config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
	mmadd4.
	(TARGET_CPU_CPP_BUILTINS): Add builtin_define for
	__mips_no_madd4.
	(ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
	(ISA_HAS_FUSED_MADD4): Likewise.
	* doc/invoke.texi (-mmadd4): Document the new option.
	* doc/install.texi (--with-madd4): Document the new option.

2017-01-19  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
	entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
	AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
	(aarch64_init_pauth_hint_builtins): New.
	(aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
	(aarch64_expand_builtin): Expand new builtins.

2017-01-19  Jiong Wang  <jiong.wang@arm.com>

	* reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
	* combine-stack-adj.c (no_unhandled_cfa): Handle
	REG_CFA_TOGGLE_RA_MANGLE.
	* dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
	* config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
	info for return address signing.
	(aarch64_expand_epilogue): Likewise.

2017-01-19  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
	* config/aarch64/aarch64-protos.h
	(aarch64_return_address_signing_enabled): New declaration.
	* config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
	New function.
	(aarch64_expand_prologue): Sign return address before it's pushed onto
	stack.
	(aarch64_expand_epilogue): Authenticate return address fetched from
	stack.
	(aarch64_override_options): Sanity check for ILP32 and ISA level.
	(aarch64_attributes): New function attributes for "sign-return-address".
	* config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
	UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
	("*do_return"): Generate combined instructions according to key index.
	("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
	* config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
	iterators.
	(pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
	* config/aarch64/aarch64.opt (msign-return-address=): New.
	* doc/extend.texi (AArch64 Function Attributes): Documents
	"sign-return-address=".
	* doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".

2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>

	* doc/invoke.texi: Add missing -mlxc1-sxc1 options to
	overall option summary.

2017-01-19  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
	* config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
	AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
	* doc/invoke.texi (AArch64 Options): Document "armv8.3-a".

2017-01-19  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
	-mpower9-minmax by default for -mcpu=power9.
	(ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
	128-bit floating point.

2017-01-20  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
	optimizing for size.

2017-01-20  Alan Modra  <amodra@gmail.com>

	PR target/79144
	* config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
	for strcmp and strncmp from corresponding builtin decl.

2017-01-19  Uros Bizjak  <ubizjak@gmail.com>

	* config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
	instead of i386/rtems-64.h.
	* config/i386/rtems-64.h: Remove.

2017-01-19  Uros Bizjak  <ubizjak@gmail.com>

	PR target/78478
	Revert:
	2013-11-05  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.

2017-01-19  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
	Change int to HOST_WIDE_INT.
	* config/aarch64/aarch64-protos.h
	(aarch64_simd_gen_const_vector_dup): Likewise.
	* config/aarch64/aarch64-simd.md: Add copysign<mode>3.

2017-01-19  David Malcolm  <dmalcolm@redhat.com>

	* langhooks-def.h (lhd_type_for_size): New decl.
	(LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
	* langhooks.c (lhd_type_for_size): New function, taken from
	lto_type_for_size.

2017-01-19  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
	define_bypass for CR latency.
	(power9-cracked-alu): Update bypass latency and remove power9-branch.
	(power9-alu2): Add define_bypass for CR latency.
	(power9-cmp): New.
	(power9-mul): Update insn latency.
	(power9-mul-compare): Update insn latency, bypass latency and remove
	power9-branch.

2016-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
	Delete.
	* config/aarch64/aarch64.md
	(aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
	aarch64_nopcrelative_literal_loads.
	(aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.

2017-01-19  Chenghua Xu  <paul.hua.gm@gmail.com>

	* config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
	TARGET_LOONGSON_3A.
	(ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.

2017-01-19  Doug Gilmore  <doug.gilmore@imgtec.com>

	PR target/78176
	* config.gcc (supported_defaults): Add lxc1-sxc1.
	(with_lxc1_sxc1): Add validation.
	(all_defaults): Add lxc1-sxc1.
	* config/mips/mips.opt (mlxc1-sxc1): New option.
	* config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
	mlxc1-sxc1.
	(TARGET_CPU_CPP_BUILTINS): Add builtin_define for
	__mips_no_lxc1_sxc1.
	(ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
	* doc/invoke.texi (-mlxc1-sxc1): Document the new option.
	* doc/install.texi (--with-lxc1-sxc1): Document the new option.

2017-01-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/72488
	* tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
	sure to restore SSA info.
	* tree-ssa.c (verify_ssa): Verify SSA info is not shared.

2017-01-19  Richard Earnshaw  <rearnsha@arm.com>

	PR rtl-optimization/79121
	* expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
	of the inner type when shifting an extended value.

2017-01-17  Jan Hubicka  <hubicka@ucw.cz>

	PR lto/78407
	* symtab.c (symtab_node::equal_address_to): Fix comparing of
	interposable aliases.

2017-01-18  Peter Bergner  <bergner@vnet.ibm.com>

	PR target/78516
	* config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
	Use the evmergelohi instruction.
	(mov_si<mode>_e500_subreg4_2_le): Likewise.
	(mov_sitf_e500_subreg8_2_be): Likewise.
	(mov_sitf_e500_subreg12_2_le): Likewise.
	(mov_si<mode>_e500_subreg0_2_le): Fix constraints.
	(mov_si<mode>_e500_subreg4_2_be): Likewise.
	(mov_sitf_e500_subreg8_2_le): Likewise.
	(mov_sitf_e500_subreg12_2_be): Likewise.

2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.md (altivec_vbpermq): Change "type"
	attribute from vecsimple to vecperm.
	(altivec_vbpermq2): Likewise.

2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/79040
	* config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.

2017-01-18  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
	* config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
	* config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
	strcmp. Fix bug where comparison didn't stop with zero byte. Fix
	case where N arg is SIZE_MAX.
	* config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
	(cmpstrsi): Add pattern.

2017-01-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
	__builtin_vec_revb builtins.
	* config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
	built-in functions to support generation of the ISA 3.0 XXBR<x>
	vector byte reverse instructions.
	(P9V_BUILTIN_XXBRQ_V1TI): Likewise.
	(P9V_BUILTIN_XXBRD_V2DI): Likewise.
	(P9V_BUILTIN_XXBRD_V2DF): Likewise.
	(P9V_BUILTIN_XXBGW_V4SI): Likewise.
	(P9V_BUILTIN_XXBGW_V4SF): Likewise.
	(P9V_BUILTIN_XXBGH_V8HI): Likewise.
	(P9V_BUILTIN_VEC_REVB): Likewise.
	* config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
	generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
	(p9_xxbrq_v16qi): Likewise.
	(p9_xxbrd_<mode>, VSX_D iterator): Likewise.
	(p9_xxbrw_<mode>, VSX_W iterator): Likewise.
	(p9_xxbrh_v8hi): Likewise.
	* config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
	* doc/extend.texi (RS/6000 Altivec Built-ins): Document the
	vec_revb built-in functions.

2017-01-18  Uros Bizjak  <ubizjak@gmail.com>

	PR rtl-optimization/78952
	* config/i386/i386.md (any_extract): New code iterator.
	(*insvqi_2): Use any_extract for source operand.
	(*insvqi_3): Use any_shiftrt for source operand.

2017-01-18  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
	New function.
	(TARGET_SCHED_ADJUST_PRIORITY): Define target hook.

2017-01-18  Matthias Klose  <doko@ubuntu.com>

	* doc/install.texi: Allow default for --with-target-bdw-gc-include.

2016-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.h (vec_bperm): Change #define.
	* config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
	(altivec_vbpermq2): New define_insn.
	(altivec_vbpermd): Likewise.
	* config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
	function interface.
	(VBPERMD): Likewise.
	(VBPERM): New polymorphic function interface.
	* config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
	Add entries for P9V_BUILTIN_VEC_VBPERM.
	* doc/extend.texi: Add interfaces for vec_bperm.

2017-01-18  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
	first letter of error messages.
	(s390_resolve_overloaded_builtin): Likewise.
	* config/s390/s390.c (s390_expand_builtin): Likewise.
	(s390_invalid_arg_for_unprototyped_fn): Likewise.
	(s390_valid_target_attribute_inner_p): Likewise.
	* config/s390/s390.md ("tabort"): Likewise.

2017-01-18  Toma Tabacu  <toma.tabacu@imgtec.com>

	* config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
	(ISA_AVOID_DIV_HILO): New macro.
	(ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
	(ISA_HAS_DDIV): Likewise.

2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* doc/invoke.texi (fabi-version): Correct number of occurrences.

2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* doc/invoke.texi (fabi-version): Spelling fix.

2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>

	PR c++/70182
	* doc/invoke.texi (fabi-version): Mention mangling fix for
	operator names.

2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>

	PR c++/77489
	* doc/invoke.texi (fabi-version): Document discriminator mangling.

2017-01-17  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/78875
	* config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
	the new options.
	* config/rs6000/rs6000.md (stack_protect_set): Handle the new more
	flexible settings.
	(stack_protect_test): Ditto.
	* config/rs6000/rs6000.opt (mstack-protector-guard=,
	mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
	options.
	* doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
	Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
	-mstack-protector-guard-offset=.
	(RS/6000 and PowerPC Options): Ditto.

2017-01-17  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.h (MASK_CLASS_P): New define.
	* config/i386/i386.c (inline_secondary_memory_needed): Ensure that
	there are no registers from different register sets also when
	mask registers are used.  Update function comment.
	* config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
	to (*k/*r) and (*k/*km) alternatives.

2017-01-17  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
	* config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
	(EH_RETURN_HANDLER_RTX): New define.
	* config/aarch64/aarch64.c (aarch64_frame_pointer_required):
	Force frame pointer in EH return functions.
	(aarch64_expand_epilogue): Add barrier for eh_return.
	(aarch64_final_eh_return_addr): Remove.
	(aarch64_eh_return_handler_rtx): New function.
	* config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
	Remove.
	(aarch64_eh_return_handler_rtx): New prototype.

2017-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.h (vec_rlmi): New #define.
	(vec_vrlnm): Likewise.
	(vec_rlnm): Likewise.
	* config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
	(UNSPEC_VRLNM): Likewise.
	(VIlong): New mode iterator.
	(altivec_vrl<VI_char>mi): New define_insn.
	(altivec_vrl<VI_char>nm): Likewise.
	* config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
	function entry.
	(VRLDNM): Likewise.
	(RLNM): New polymorphic function entry.
	(VRLWMI): New monomorphic function entry.
	(VRLDMI): Likewise.
	(RLMI): New polymorphic function entry.
	* config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
	new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
	* doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
	vec_vrlnm.

2017-01-17  Jakub Jelinek  <jakub@redhat.com>

	PR debug/78839
	* dwarf2out.c (field_byte_offset): Restore the
	PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
	and DECL_FIELD_BIT_OFFSET.  Use fold_build2 instead of build2 + fold.
	(analyze_variants_discr, gen_variant_part): Use fold_build2 instead
	of build2 + fold.

2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>

	PR ada/67205
	* config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define

2017-01-17  Jakub Jelinek  <jakub@redhat.com>

	PR debug/71669
	* dwarf2out.c (add_data_member_location_attribute): For constant
	offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
	instead of DW_AT_data_member_location, DW_AT_bit_offset and
	DW_AT_byte_size attributes.

2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>

	* config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
	after forcing to constant memory when the code model is medium.

2017-01-17  Julia Koval  <julia.koval@intel.com>

	PR target/76731
	* config/i386/avx512fintrin.h
	(_mm512_i32gather_ps): Change __addr type to void const*.
	(_mm512_mask_i32gather_ps): Ditto.
	(_mm512_i32gather_pd): Ditto.
	(_mm512_mask_i32gather_pd): Ditto.
	(_mm512_i64gather_ps): Ditto.
	(_mm512_mask_i64gather_ps): Ditto.
	(_mm512_i64gather_pd): Ditto.
	(_mm512_mask_i64gather_pd): Ditto.
	(_mm512_i32gather_epi32): Ditto.
	(_mm512_mask_i32gather_epi32): Ditto.
	(_mm512_i32gather_epi64): Ditto.
	(_mm512_mask_i32gather_epi64): Ditto.
	(_mm512_i64gather_epi32): Ditto.
	(_mm512_mask_i64gather_epi32): Ditto.
	(_mm512_i64gather_epi64): Ditto.
	(_mm512_mask_i64gather_epi64): Ditto.
	(_mm512_i32scatter_ps): Change __addr type to void*.
	(_mm512_mask_i32scatter_ps): Ditto.
	(_mm512_i32scatter_pd): Ditto.
	(_mm512_mask_i32scatter_pd): Ditto.
	(_mm512_i64scatter_ps): Ditto.
	(_mm512_mask_i64scatter_ps): Ditto.
	(_mm512_i64scatter_pd): Ditto.
	(_mm512_mask_i64scatter_pd): Ditto.
	(_mm512_i32scatter_epi32): Ditto.
	(_mm512_mask_i32scatter_epi32): Ditto.
	(_mm512_i32scatter_epi64): Ditto.
	(_mm512_mask_i32scatter_epi64): Ditto.
	(_mm512_i64scatter_epi32): Ditto.
	(_mm512_mask_i64scatter_epi32): Ditto.
	(_mm512_i64scatter_epi64): Ditto.
	(_mm512_mask_i64scatter_epi64): Ditto.
	* config/i386/avx512pfintrin.h
	(_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
	(_mm512_mask_prefetch_i32gather_ps): Ditto.
	(_mm512_mask_prefetch_i64gather_pd): Ditto.
	(_mm512_mask_prefetch_i64gather_ps): Ditto.
	(_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
	(_mm512_prefetch_i32scatter_ps): Ditto.
	(_mm512_mask_prefetch_i32scatter_pd): Ditto.
	(_mm512_mask_prefetch_i32scatter_ps): Ditto.
	(_mm512_prefetch_i64scatter_pd): Ditto.
	(_mm512_prefetch_i64scatter_ps): Ditto.
	(_mm512_mask_prefetch_i64scatter_pd): Ditto.
	(_mm512_mask_prefetch_i64scatter_ps): Ditto.
	* config/i386/avx512vlintrin.h
	(_mm256_mmask_i32gather_ps): Change __addr type to void const*.
	(_mm_mmask_i32gather_ps): Ditto.
	(_mm256_mmask_i32gather_pd): Ditto.
	(_mm_mmask_i32gather_pd): Ditto.
	(_mm256_mmask_i64gather_ps): Ditto.
	(_mm_mmask_i64gather_ps): Ditto.
	(_mm256_mmask_i64gather_pd): Ditto.
	(_mm_mmask_i64gather_pd): Ditto.
	(_mm256_mmask_i32gather_epi32): Ditto.
	(_mm_mmask_i32gather_epi32): Ditto.
	(_mm256_mmask_i32gather_epi64): Ditto.
	(_mm_mmask_i32gather_epi64): Ditto.
	(_mm256_mmask_i64gather_epi32): Ditto.
	(_mm_mmask_i64gather_epi32): Ditto.
	(_mm256_mmask_i64gather_epi64): Ditto.
	(_mm_mmask_i64gather_epi64): Ditto.
	(_mm256_i32scatter_ps): Change __addr type to void*.
	(_mm256_mask_i32scatter_ps): Ditto.
	(_mm_i32scatter_ps): Ditto.
	(_mm_mask_i32scatter_ps): Ditto.
	(_mm256_i32scatter_pd): Ditto.
	(_mm256_mask_i32scatter_pd): Ditto.
	(_mm_i32scatter_pd): Ditto.
	(_mm_mask_i32scatter_pd): Ditto.
	(_mm256_i64scatter_ps): Ditto.
	(_mm256_mask_i64scatter_ps): Ditto.
	(_mm_i64scatter_ps): Ditto.
	(_mm_mask_i64scatter_ps): Ditto.
	(_mm256_i64scatter_pd): Ditto.
	(_mm256_mask_i64scatter_pd): Ditto.
	(_mm_i64scatter_pd): Ditto.
	(_mm_mask_i64scatter_pd): Ditto.
	(_mm256_i32scatter_epi32): Ditto.
	(_mm256_mask_i32scatter_epi32): Ditto.
	(_mm_i32scatter_epi32): Ditto.
	(_mm_mask_i32scatter_epi32): Ditto.
	(_mm256_i32scatter_epi64): Ditto.
	(_mm256_mask_i32scatter_epi64): Ditto.
	(_mm_i32scatter_epi64): Ditto.
	(_mm_mask_i32scatter_epi64): Ditto.
	(_mm256_i64scatter_epi32): Ditto.
	(_mm256_mask_i64scatter_epi32): Ditto.
	(_mm_i64scatter_epi32): Ditto.
	(_mm_mask_i64scatter_epi32): Ditto.
	(_mm256_i64scatter_epi64): Ditto.
	(_mm256_mask_i64scatter_epi64): Ditto.
	(_mm_i64scatter_epi64): Ditto.
	(_mm_mask_i64scatter_epi64): Ditto.
	* config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
	(V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
	(V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
	(V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
	(V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
	(V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
	(V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
	(V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
	(V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
	(V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
	(V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
	(V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
	(V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
	(VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
	(VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
	(VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
	(VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
	(VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
	(VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
	(VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
	(VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
	(VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
	(VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
	(VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
	(VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
	(VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
	(VOID_QI_V8DI_PCINT_INT_INT): Remove.
	(V16SF_V16SF_PCVOID_V16SI_HI_INT,  V8DF_V8DF_PCVOID_V8SI_QI_INT)
	(V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
	(V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
	(V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
	(VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
	(VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
	(VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
	(VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
	(V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
	(V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
	(V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
	(V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
	(V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
	(V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
	(V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
	(V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
	(VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
	(VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
	(VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
	(VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
	(VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
	(VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
	(VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
	(VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
	(VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
	(VOID_QI_V8DI_PCVOID_INT_INT): Add.
	* config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
	definitions accordingly.

2017-01-17  Kito Cheng  <kito.cheng@gmail.com>
	    Kuan-Lin Chen  <kuanlinchentw@gmail.com>

	PR target/79079
	* internal-fn.c (expand_mul_overflow): Use convert_modes instead of
	gen_lowpart.

2017-01-17  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/79058
	* ira-conflicts.c (ira_build_conflicts): Update total conflict
	hard regs for inner regno.

2017-01-17  Martin Liska  <mliska@suse.cz>

	PR ipa/71207
	* ipa-polymorphic-call.c (contains_type_p): Fix wrong
	assumption and add comment.

2017-01-17  Nathan Sidwell  <nathan@acm.org>

	* ipa-visibility.c (localize_node): New function, broken out of ...
	(function_and_variable_visibility): ... here. Call it.

2017-01-17  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77445
	* tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
	correctly set frequency of oudgoing edge.
	(duplicate_thread_path): Fix profile updating.

2017-01-17  Jakub Jelinek  <jakub@redhat.com>

	PR other/79046
	* configure.ac: Add GCC_BASE_VER.
	* Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
	version from BASE-VER file.
	(CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
	(gcc.o): Depend on $(BASEVER).
	* common.opt (dumpfullversion): New option.
	* gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
	* doc/invoke.texi: Document -dumpfullversion.
	* doc/install.texi: Document --with-gcc-major-version-only.
	* configure: Regenerated.

2017-01-17  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71433
	* tree-vrp.c (register_new_assert_for): Merge same asserts
	on all incoming edges.
	(process_assert_insertions_for): Handle insertions at the
	beginning of BBs.

2017-01-17  Gerald Pfeifer  <gerald@pfeifer.com>

	* config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
	* config/i386/mingw32.h (LIBGCJ_SONAME): Remove.

2017-01-17  Kaz Kojima  <kkojima@gcc.gnu.org>

	PR target/78633
	* config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
	RTL sharing.

2017-01-17  Alan Modra  <amodra@gmail.com>

	PR target/79066
	* config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
	* config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
	symbolic stack limit when pic.

2017-01-16  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/78608
	* gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.

2017-01-16  Jeff Law  <law@redhat.com>

	Revert:
	2016-12-02  Tadek Kijkowski  <tkijkowski@gmail.com>
	* Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
	for several include directories that may be relative to sysroot.
	* config/i386/x-mingw32 (gplus_includedir): Define.
	(gplus_tool_includedir, gplus_backward_include_dir): Likewise.
	(native_system_includedir): Likewise.
	* config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
	override if TARGET_SYSTEM_ROOT is defined.
	(NATIVE_SYSTEM_HEADER_DIR): Likewise.

	PR tree-optimization/79090
	PR tree-optimization/33562
	PR tree-optimization/61912
	PR tree-optimization/77485
	* tree-ssa-dse.c (compute_trims): Accept STMT argument.  Dump STMT
	and computed trims into the dump file.

2017-01-17  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.

2017-01-16  Jakub Jelinek  <jakub@redhat.com>

	PR c/79089
	* gimplify.c (gimplify_init_constructor): If want_value and
	object == lhs, unshare lhs to avoid invalid tree sharing.  Formatting
	fix.

	PR target/79080
	* loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
	sequence.  Formatting fixes.
	(doloop_optimize): Formatting fixes.

	PR driver/49726
	* gcc.c (debug_level_greater_than_spec_func): New function.
	(static_spec_functions): Add debug-level-gt spec function.
	(ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
	!g0.
	* config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
	* config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
	* common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
	gpubnames, ggnu-pubnames, gno-record-gcc-switches,
	grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
	gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.

2017-01-16  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
	QImode fixups to general and mask registers only.

2017-01-16  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
	for built-in functions
	vector signed char vec_nabs (vector signed char)
	vector signed short vec_nabs (vector signed short)
	vector signed int vec_nabs (vector signed int)
	vector signed long long vec_nabs (vector signed long long)
	vector float vec_nabs (vector float)
	vector double vec_nabs (vector double)
	* config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
	and NABS overload.
	* config/rs6000/altivec.md: New define_expand nabs<mode>2 types
	* config/rs6000/altivec.h: New define for vec_nabs built-in function.
	* doc/extend.texi: Update the documentation file for the new built-in
	functions.

2017-01-16  Martin Sebor  <msebor@redhat.com>

	* gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
	message.

2017-01-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (rtx_is_swappable_p): Change
	UNSPEC_VSX__XXSPLTD to require special splat handling.

2017-01-16  David Malcolm  <dmalcolm@redhat.com>

	PR bootstrap/78616
	* system.h: Poison strndup.

2017-01-16  Alan Modra  <amodra@gmail.com>

	PR target/79098
	* config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
	use a switch.

2017-01-16  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.

2017-01-15  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_legitimate_combined_insn): Do not
	call recog here.  Assert that INSN_CODE (insn) is non-negative.

2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/72749
	* cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
	fallthrough.
	* haifa-sched.c (dump_insn_stream): Don't crash if there is a label
	in the currently scheduled RTL fragment.

2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/78751
	* ifcvt.c (find_cond_trap): If we generated a non-existing insn,
	give up.

2017-01-14  Jeff Law  <law@redhat.com>

	PR tree-optimization/79090
	* tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
	variable length stores.
	(compute_trims): Delete dead assignment to *trim_tail.
	(dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
	zero length.

2017-01-14  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/78626
	PR rtl-optimization/78727
	* cprop.c (one_cprop_pass): Collect unconditional traps in the middle
	of a block, and split such blocks after everything else is finished.

2017-01-14  Alan Modra  <amodra@gmail.com>

	PR target/72749
	* combine.c (recog_for_combine_1): Set INSN_CODE before calling
	target legitimate_combined_insn.
	* config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
	(rs6000_legitimate_combined_insn): New function.
	* config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
	all uses.
	(ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
	(ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
	(ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.

2017-01-14  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/frontends.texi (G++ and GCC): Remove references to Java.

2017-01-13  Jeff Law  <law@redhat.com>

	PR tree-optimization/33562
	PR tree-optimization/61912
	PR tree-optimization/77485
	* tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
	a statement.
	(delete_dead_assignment): Likewise.
	(dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
	statement to delete_dead_call and delete_dead_assignment.

2017-01-13  David Malcolm  <dmalcolm@redhat.com>

	PR c/78304
	* substring-locations.c (format_warning_va): Strengthen case 1 so
	that both endpoints of the substring must be within the format
	range for just the substring to be printed.

2017-01-13  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
	* config/i386/i386.c (ix86_target_string): Add missing options
	to isa_opts and reorder options by implied ISAs.  Rename isa_opts2 to
	isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
	flags_other and ix86_target_other to flags2_other.  Display unknown
	isa2 options.
	(ix86_valid_target_attribute_inner_p): Add missing options and
	reorder options by implied ISAs, as in ix86_target_string.

2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>

	* hash-table.h (hash_table::too_empty_p): New function.
	(hash_table::expand): Use it.
	(hash_table::traverse): Likewise.
	(hash_table::empty_slot): Use sizeof (value_type) instead of
	sizeof (PTR) to convert bytes to elements.  Shrink the table
	if the current size is excessive for the current number of
	elements.

2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>

	* ira-costs.c (record_reg_classes): Break from the inner loop
	early once alt_fail is known to be true.  Update outer loop
	handling accordingly.

2017-01-13  Jeff Law  <law@redhat.com>

	* tree-ssa-dse.c (decrement_count): New function.
	(increment_start_addr, maybe_trim_memstar_call): Likewise.
	(dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
	when we know the partially dead statement is a mem* function.

	PR tree-optimization/61912
	PR tree-optimization/77485
	* tree-ssa-dse.c: Include expr.h.
	(maybe_trim_constructor_store): New function.
	(maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.

	PR tree-optimization/33562
	PR tree-optimization/61912
	PR tree-optimization/77485
	* doc/invoke.texi: Document new dse-max-object-size param.
	* params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
	* tree-ssa-dse.c: Include params.h.
	(dse_store_status): New enum.
	(initialize_ao_ref_for_dse): New, partially extracted from
	dse_optimize_stmt.
	(valid_ao_ref_for_dse, normalize_ref): New.
	(setup_live_bytes_from_ref, compute_trims): Likewise.
	(clear_bytes_written_by, maybe_trim_complex_store): Likewise.
	(maybe_trim_partially_dead_store): Likewise.
	(maybe_trim_complex_store): Likewise.
	(dse_classify_store): Renamed from dse_possibly_dead_store_p.
	Track what bytes live from the original store.  Return tri-state
	for dead, partially dead or live.
	(dse_dom_walker): Add constructor, destructor and new private members.
	(delete_dead_call, delete_dead_assignment): New extracted from
	dse_optimize_stmt.
	(dse_optimize_stmt): Make a member of dse_dom_walker.
	Use initialize_ao_ref_for_dse.

	PR tree-optimization/33562
	PR tree-optimization/61912
	PR tree-optimization/77485
	* sbitmap.h (bitmap_count_bits): Prototype.
	(bitmap_clear_range, bitmap_set_range): Likewise.
	* sbitmap.c (bitmap_clear_range): New function.
	(bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.

2017-01-13  Martin Liska  <mliska@suse.cz>

	PR ipa/79043
	* function.c (set_cfun): Add new argument force.
	* function.h (set_cfun): Likewise.
	* ipa-inline-transform.c (inline_call): Use the function when
	strict alising from is dropped for function we inline to.

2017-01-13  Richard Biener  <rguenther@suse.de>

	* tree-pretty-print.c (dump_generic_node): Fix inverted condition
	for dumping GIMPLE INTEGER_CSTs.

2017-01-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
	to 201112L since C++17.

2017-01-13  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR sanitizer/78887
	* asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
	if -fsanitize=kernel-address is present.

2017-01-13  Richard Biener  <rguenther@suse.de>

	* tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
	as _Literal ( type ) number in case usual suffixes do not
	preserve all information.

2017-01-13  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/77283
	* gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
	and ssa-iterators.h.
	(is_feasible_trace): Implement a cost model based on joiner
	PHI node uses.

2017-01-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/79004
	* config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
	char or short to __float128/_Float128 directly.

2017-01-12  Martin Sebor  <msebor@redhat.com>

	to -Wformat-overflow.
	* gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
	(min_bytes_remaining): Same.
	(get_string_length): Same.
	(format_string): Same.
	(format_directive): Same.
	(add_bytes): Same.
	(pass_sprintf_length::handle_gimple_call): Same.

2017-01-12  Jakub Jelinek  <jakub@redhat.com>

	* gimple-ssa-sprintf.c (try_substitute_return_value): Remove
	info.nowrite calls with no lhs that can't throw.  Return bool
	whether gsi_remove has been called or not.
	(pass_sprintf_length::handle_gimple_call): Return bool whether
	try_substitute_return_value called gsi_remove.  Formatting fix.
	(pass_sprintf_length::execute): Don't use gsi_remove if
	handle_gimple_call returned true.

	PR bootstrap/79069
	* cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
	be removed due to side-effects, don't remove following barrier nor
	turn the successor edge into fallthru edge.

2017-01-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/79044
	* config/rs6000/rs6000.c (insn_is_swappable_p): Mark
	element-reversing loads and stores as not swappable.

2017-01-12  Nathan Sidwell  <nathan@acm.org>
	    Nicolai Stange  <nicstange@gmail.com>

	* combine.c (try_combine): Don't ignore result of overlap checking
	loop.  Combine overlap & asm check into single loop.

2017-01-12  Richard Biener  <rguenther@suse.de>

	* tree-pretty-print.c (dump_generic_node): Provide -gimple
	variant for MEM_REF.  Sanitize INTEGER_CST for -gimple.

2017-01-12  Richard Biener  <rguenther@suse.de>

	* tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
	and TS_TARGET_OPTION directly derive from TS_BASE.
	* tree-core.h (tree_optimization_option): Derive from tree_base.
	(tree_target_option): Likewise.

2017-01-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (memory_address_length): Increase len
	only when rip_relative_addr_p returns false.

2017-01-11  Julia Koval  <julia.koval@intel.com>

	* common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
	(OPTION_MASK_ISA_SGX_SET): New.
	(ix86_handle_option): Handle OPT_msgx.
	* config.gcc: Added sgxintrin.h.
	* config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
	* config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
	* config/i386/i386.c (ix86_target_string): Add -msgx.
	(PTA_SGX): New.
	(ix86_option_override_internal): Handle new options.
	(ix86_valid_target_attribute_inner_p): Add sgx.
	* config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
	* config/i386/i386.opt: Add msgx.
	* config/i386/sgxintrin.h: New file.
	* config/i386/x86intrin.h: Add sgxintrin.h.

2017-01-11  Jakub Jelinek  <jakub@redhat.com>

	PR c++/71537
	* fold-const.c (maybe_nonzero_address): Return 1 for function
	local objects.
	(tree_single_nonzero_warnv_p): Don't handle function local objects
	here.

	PR c++/72813
	* gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
	of c-header.

2017-01-11  David Malcolm  <dmalcolm@redhat.com>

	PR driver/78877
	* opts.c: Include "spellcheck.h"
	(struct string_fragment): New struct.
	(struct edit_distance_traits<const string_fragment &>): New
	struct.
	(get_closest_sanitizer_option): New function.
	(parse_sanitizer_options): Offer suggestions for unrecognized arguments.

2017-01-11  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
	by 12.
	(DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
	DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
	(DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
	(calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
	for initial die_offset if dwarf_split_debug_info.
	(output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
	initial next_die_offset if dwo_id is non-NULL.  Don't emit padding
	fields.
	(output_skeleton_debug_sections): Formatting fix.  Use
	DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
	DWARF_COMPILE_UNIT_HEADER_SIZE.  Don't emit padding.

2017-01-11  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/arm/cortex-a53.md: Add bypasses for
	cortex_a53_r2f_cvt.
	(cortex_a53_r2f): Only use for transfers.
	(cortex_a53_f2r): Likewise.
	(cortex_a53_r2f_cvt): Add reservation for conversions.
	(cortex_a53_f2r_cvt): Likewise.

2017-01-11  Tamar Christina  <tamar.christina@arm.com>

	* config/arm/arm_neon.h: Add __artificial__ and gnu_inline
	to all inlined functions, change static to extern.

2017-01-11  Christophe Lyon  <christophe.lyon@linaro.org>

	PR target/78253
	* config/arm/arm.c (legitimize_pic_address): Handle reference to
	weak symbol.
	(arm_assemble_integer): Likewise.

2017-01-11  Richard Earnshaw  <rearnsha@arm.com>

	* config.gcc: Use new awk script to check CPU, FPU and architecture
	parameters for --with-... options.
	* config/arm/parsecpu.awk: New file
	* config/arm/arm-cpus.in: New file.
	* config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
	files.
	* config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
	files.
	* config/arm/t-arm: Update dependency rules.
	* common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
	of processing .def files.
	* config/arm/genopt.sh: Deleted.
	* config/arm/gentune.sh: Deleted.
	* config/arm/arm-cores.def: Deleted.
	* config/arm/arm-arches.def: Deleted.
	* config/arm/arm-fpus.def: Deleted.
	* config/arm/arm-tune.md: Regenerated.
	* config/arm/arm-tables.opt: Regenerated.
	* config/arm/arm-cpu.h: New generated file.
	* config/arm/arm-cpu-data.h: New generated file.
	* config/arm/arm-cpu-cdata.h: New generated file.

2017-01-11  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR lto/79042
	* lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
	bit.
	(input_varpool_node): Unpack dynamically_initialized bit.

2017-01-11  Eric Botcazou  <ebotcazou@adacore.com>

	PR rtl-optimization/79032
	* lra-constraints.c (simplify_operand_subreg): In the MEM case, test
	the alignment of the adjusted memory reference against that of MODE,
	instead of the alignment of the original memory reference.

2017-01-11  Martin Jambor  <mjambor@suse.cz>

	* hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
	test.
	* ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
	decorated functions.

2017-01-11  Richard Biener  <rguenther@suse.de>

	* tree-vrp.c (evrp_dom_walker::before_dom_children): Also
	set range/nonnull info for PHI results.  Do not set it on
	stmts marked for removal.

2017-01-10  Eric Botcazou  <ebotcazou@adacore.com>

	* expr.c (store_field): In the bitfield case, fetch the return value
	from the registers before applying a single big-endian adjustment.
	Always do a final load for a BLKmode value not larger than a word.

2017-01-10  David Malcolm  <dmalcolm@redhat.com>

	PR c++/77949
	* input.c (selftest::test_accessing_ordinary_linemaps): Verify
	that we correctly handle column numbers greater than
	LINE_MAP_MAX_COLUMN_NUMBER.

2017-01-10  Martin Sebor  <msebor@redhat.com>

	PR middle-end/78245
	* gimple-ssa-sprintf.c (get_destination_size): Call
	{init,fini}object_sizes.
	* tree-object-size.c (addr_object_size): Adjust.
	(pass_through_call): Adjust.
	(pass_object_sizes::execute): Adjust.
	* tree-object-size.h (fini_object_sizes): Declare.

2017-01-10  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/78775
	* builtins.c (get_size_range): Move...
	* calls.c: ...to here.
	(alloc_max_size): Accept zero argument.
	(operand_signed_p): Remove.
	(maybe_warn_alloc_args_overflow): Call get_size_range.
	* calls.h (get_size_range): Declare.

2017-01-10  Joe Seymour  <joe.s@somniumtech.com>

	* config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
	from TI's devices.csv file as of September 2016.
	* config/msp430/msp430.c (msp430_mcu_data): Likewise.

2017-01-10  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
	* doc/invoke.texi: Likewise.
	* doc/md.texi: Likewise.
	* doc/objc.texi: Likewise.

2017-01-10  Joshua Conner  <joshconner@google.com>

	* config/arm/fuchsia-elf.h: New file.
	* config/fuchsia.h: New file.
	* config.gcc (*-*-fuchsia*): Set native_system_header_dir.
	(aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
	targets.
	* config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.

2016-01-10  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79034
	* tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
	Propagate out degenerate PHIs in the joiner.

2017-01-10  Martin Liska  <mliska@suse.cz>

	* ipa-icf.c (sort_sem_items_by_decl_uid): New function.
	(sort_congruence_classes_by_decl_uid): Likewise.
	(sort_congruence_class_groups_by_decl_uid): Likewise.
	(sem_item_optimizer::merge_classes): Sort class, groups in these
	classes and members in the groups by DECL_UID of declarations.
	This would make merge operations stable.

2017-01-10  Martin Liska  <mliska@suse.cz>

	* ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
	usage of m_classes_vec.
	(sem_item_optimizer::~sem_item_optimizer):  Likewise.
	(sem_item_optimizer::get_group_by_hash): Likewise.
	(sem_item_optimizer::subdivide_classes_by_equality): Likewise.
	(sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
	(sem_item_optimizer::verify_classes): Likewise.
	(sem_item_optimizer::process_cong_reduction): Likewise.
	(sem_item_optimizer::dump_cong_classes): Likewise.
	(sem_item_optimizer::merge_classes): Likewise.
	* ipa-icf.h (congruence_class_hash): Rename from
	congruence_class_group_hash.  Remove declaration of m_classes_vec.

2017-01-10  Andrew Senkevich  <andrew.senkevich@intel.com>

	* common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
	OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
	* config.gcc: Add avx512vpopcntdqintrin.h.
	* config/i386/avx512vpopcntdqintrin.h: New.
	* config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
	* config/i386/i386-builtin-types.def: Add new types.
	* config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
	__builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
	__builtin_ia32_vpopcountq_v8di_mask): New.
	* config/i386/i386-c.c (ix86_target_macros_internal): Define
	__AVX512VPOPCNTDQ__.
	* config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
	(PTA_AVX512VPOPCNTDQ): Define.
	* config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
	TARGET_AVX512VPOPCNTDQ_P): Define.
	* config/i386/i386.opt: Add mavx512vpopcntdq.
	* config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
	* config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.

2017-01-01  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77484
	* predict.def (PRED_CALL): Set to 67.

2017-01-09  Eric Botcazou  <ebotcazou@adacore.com>

	* expr.c (store_field): In the bitfield case, if the value comes from
	a function call and is of an aggregate type returned in registers, do
	not modify the field mode; extract the value in all cases if the mode
	is BLKmode and the size is not larger than a word.

2017-01-09  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR target/71017
	* config/i386/cpuid.h: Fix undefined behavior.

2017-01-04  Jeff Law  <law@redhat.com>

	PR tree-optimization/79007
	PR tree-optimization/67955
	* tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
	conservative for pt.null when flag_non_call_exceptions is on.

2017-01-09  Jakub Jelinek  <jakub@redhat.com>

	PR translation/79019
	PR translation/79020
	* params.def (PARAM_INLINE_MIN_SPEEDUP,
	PARAM_IPA_CP_SINGLE_CALL_PENALTY,
	PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
	in descriptions.
	* config/avr/avr.opt (maccumulate-args): Likewise.
	* config/msp430/msp430.opt (mwarn-mcu): Likewise.
	* common.opt (freport-bug): Likewise.
	* cif-code.def (CIF_FINAL_ERROR): Likewise.
	* doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
	* config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
	translatable string.
	* config/i386/i386.c (function_value_32): Likewise.
	* config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
	* config/msp430/msp430.c (msp430_option_override, msp430_attr):
	Likewise.
	* config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
	* common/config/msp430/msp430-common.c (msp430_handle_option):
	Likewise.
	* symtab.c (symtab_node::verify_base): Likewise.
	* opts.c (set_debug_level): Likewise.
	* tree.c (verify_type_variant): Likewise.  Fix typo in comment.
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
	missing whitespace to translatable strings.
	* config/avr/avr.md (bswapsi2): Fix typo in comment.
	* config/sh/superh.h: Likewise.
	* config/i386/xopintrin.h: Likewise.
	* config/i386/znver1.md: Likewise.
	* config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
	* ipa-inline-analysis.c (compute_inline_parameters): Likewise.
	* double-int.h (struct double_int): Likewise.
	* double-int.c (div_and_round_double): Likewise.
	* wide-int.cc: Likewise.
	* tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
	* tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
	* cfgcleanup.c (crossjumps_occured): Renamed to ...
	(crossjumps_occurred): ... this.
	(try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
	Adjust all uses.

	PR tree-optimization/78899
	* tree-if-conv.c (version_loop_for_if_conversion): Instead of
	returning bool return struct loop *, NULL for failure and the new
	loop on success.
	(versionable_outer_loop_p): Don't version outer loop if it has
	dont_vectorized bit set.
	(tree_if_conversion): When versioning outer loop, ensure
	tree_if_conversion is performed also on the inner loop of the
	non-vectorizable outer loop copy.
	* tree-vectorizer.c (set_uid_loop_bbs): Formatting fix.  Fold
	LOOP_VECTORIZED in inner loop of the scalar outer loop and
	prevent vectorization of it.
	(vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
	the outer loop vectorization of the non-scalar version is attempted
	before vectorization of the inner loop in scalar version.  If
	outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
	vectorization of its inner loop.
	* tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
	has 2 inner loops, rename also on edges from bb whose single pred
	is outer_loop->header.  Fix typo in function comment.

2017-01-09  Martin Sebor  <msebor@redhat.com>

	PR bootstrap/79033
	* asan.c (asan_emit_stack_protection): Increase local buffer size
	to avoid snprintf truncation warning.

2017-01-09  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64-cores.def: Add thunderx2t99.  Change vulcan
	to reference thunderx2t99 for the tuning structure
	* config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
	Rename to ...
	(thunderx2t99_extra_costs): This.
	* config/aarch64/aarch64-tune.md: Regenerate.
	* config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
	(vulcan_addrcost_table): This.
	(vulcan_regmove_cost): Rename to ...
	(thunderx2t99_regmove_cost): This.
	(vulcan_vector_cost): Rename to ...
	(thunderx2t99_vector_cost): this.
	(vulcan_branch_cost): Rename to ...
	(thunderx2t99_branch_cost): This.
	(vulcan_tunings): Rename to ...
	(thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
	* doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.

2017-01-09  Martin Jambor  <mjambor@suse.cz>

	PR ipa/78365
	PR ipa/78599
	* ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
	* ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
	(propagate_vr_accross_jump_function): Use the above function for all
	value range computations for pass-through jump functions and type
	converasion from explicit value range values.
	(ipcp_propagate_stage): Do not attempt to deduce types of formal
	parameters from TYPE_ARG_TYPES.
	* ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
	(ipa_write_node_info): Stream type of the actual argument.
	(ipa_read_node_info): Likewise. Also remove trailing whitespace.

2017-01-09  Martin Liska  <mliska@suse.cz>

	PR pch/78970
	* gcc.c (driver_handle_option): Handle OPT_E and set have_E.
	(lookup_compiler): Do not show error message with have_E.

2017-01-09  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/78938
	* tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
	where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
	BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
	{EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR.  Formatting
	fixes.

2017-01-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
	is const0_rtx.

2017-01-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/78997
	* tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
	name condition properly.

2017-01-09  Richard Biener  <rguenther@suse.de>

	PR debug/79000
	* dwarf2out.c (is_cxx): New overload with context.
	(is_naming_typedef_decl): Use it.

2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>

	* invoke.texi (Option Summary): Correct spacing in option lists
	and add line breaks to fix over-long lines.

2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>

	PR middle-end/17660

	* extend.texi (Common Variable Attributes): Add xref to GCC
	Internals manual to explain mode attribute keywords.

2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>

	PR other/16519
	* doc/invoke.texi (Option Summary): Move -pthread to Linker Options
	and Preprocessor Options.
	(Options for Linking): Document -pthread here....
	(RS/6000 and PowerPC Options): ...not here.
	(Solaris 2 Options): ...or here.
	* doc/cppopts.texi: Document -pthread.

2017-01-08  Martin Sebor  <msebor@redhat.com>

	PR middle-end/77708
	* doc/invoke.texi (Warning Options): Document -Wformat-truncation.
	* gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
	New member functions.
	(format_directive): Used them.
	(add_bytes): Same.
	(pass_sprintf_length::handle_gimple_call): Same.
	* graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
	to avoid truncation for any argument.
	(extract_affine_mul): Same.
	* tree.c (get_file_function_name): Same.

2017-01-01  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77484
	* predict.def (PRED_INDIR_CALL): Set to 86.

2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>

	PR preprocessor/54124
	* doc/cppopts.texi: Reformat -d subtable to list the full name
	of the options.  Add cross-reference to the docs for the general
	compiler -d options.
	* doc/invoke.texi (Developer Options): Add cross-reference to the
	preprocessor-specific -d option documentation.

2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>

	PR preprocessor/13498
	* doc/cpp.texi (Search Path): Rewrite to remove obsolete and
	redudant material, and reflect new command-line options.
	(System Headers): Likewise.

2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/cppdiropts.texi: Merge documentation of -I, -iquote,
	-isystem, and -idirafter.  Copy-edit.
	* doc/cppopts.texi: Copy-edit.  Remove contradiction about
	default for -ftrack-macro-expansion.  Delete obsolete and
	badly-formatted implementation details about -fdebug-cpp output.
	* doc/cppwarnopts.texi: Copy-edit.

2017-01-07  David Malcolm  <dmalcolm@redhat.com>

	PR c++/72803
	* input.c (selftest::test_accessing_ordinary_linemaps): Verify
	that the transition from a max line width >= 1<<10 to narrower
	lines works correctly.

2017-01-07  Alexandre Oliva <aoliva@redhat.com>

	* doc/options.texi (PerFunction): New.
	* opt-functions.awk (switch_flags): Map both Optimization and
	PerFunction to CL_OPTIMIZATION.
	* opth-gen.awk: Test for PerFunction flag along with
	Optimization.
	* optc-save-gen.awk: Likewise.  Introduce var_opt_hash and set
	it only when the latter is present.  Skip those that don't in
	the hash function generator.
	* common.opt (fvar-tracking): Mark as PerFunction instead of
	Optimization.
	(fvar-tracking-assignments): Likewise.
	(fvar-tracking-assignments-toggle): Likewise.
	(fvar-tracking-uninit): Likewise.

2017-01-07  Jakub Jelinek  <jakub@redhat.com>

	PR translation/79018
	* params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
	the and store.

2017-01-06  Mikael Pettersson  <mikpelinux@gmail.com>

	PR target/57583
	* config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
	* config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
	TARGET_LONG_JUMP_TABLE_OFFSETS.
	* config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
	* config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
	* config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
	(ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
	* config/m68k/m68k.md (tablejump expander): Likewise.
	(*tablejump_pcrel_hi): Renamed from unnamed insn, reject
	TARGET_LONG_JUMP_TABLE_OFFSETS.
	(*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
	* doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.

2017-01-06  Edgar E. Iglesias <edgar.iglesias@xilinx.com>
	    David Holsgrove <david.holsgrove@xilinx.com>

	* common/config/microblaze/microblaze-common.c
	(TARGET_EXCEPT_UNWIND_INFO): Remove.
	* config/microblaze/microblaze-protos.h (microblaze_eh_return):
	New prototype.
	* config/microblaze/microblaze.c (microblaze_must_save_register)
	(microblaze_expand_epilogue, microblaze_return_addr): Handle
	calls_eh_return.
	(microblaze_eh_return): New function.
	* config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
	(EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
	(EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
	* config/microblaze/microblaze.md (eh_return): New pattern.

2017-01-06  Jakub Jelinek  <jakub@redhat.com>

	* system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
	GCC_DIAGNOSTIC_STRINGIFY): Define.

	* read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.

2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm.md (<mcrr>): New.
	(<mrrc>): New.
	* config/arm/arm.c (arm_arch5te): New.
	(arm_option_override): Set arm_arch5te.
	(arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
	and mrrc2.
	* config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
	(arm_mcrr_qualifiers): ... this. New.
	(MRRC_QUALIFIERS): Define to...
	(arm_mrrc_qualifiers): ... this. New.
	* config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
	__arm_mrrc2): New.
	* config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
	* config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
	(MRRCI, mrrc, MRRC): New.
	* config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
	VUNSPEC_MRRC2): New.

2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm.md (<mcr>): New.
	(<mrc>): New.
	* config/arm/arm.c (arm_coproc_builtin_available): Add
	support for mcr, mrc, mcr2 and mrc2.
	* config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
	(arm_mcr_qualifiers): ... this. New.
	(MRC_QUALIFIERS): Define to ...
	(arm_mrc_qualifiers): ... this. New.
	(MCR_QUALIFIERS): Define to ...
	(arm_mcr_qualifiers): ... this. New.
	* config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
	__arm_mrc2): New.
	* config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
	* config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
	* config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
	VUNSPEC_MRC2): New.

2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm.md (*ldc): New.
	(*stc): New.
	(<ldc>): New.
	(<stc>): New.
	* config/arm/arm.c (arm_coproc_builtin_available): Add
	support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
	(arm_coproc_ldc_stc_legitimate_address): New.
	* config/arm/arm-builtins.c (arm_type_qualifiers): Add
	'qualifier_const_pointer'.
	(LDC_QUALIFIERS): Define to...
	(arm_ldc_qualifiers): ... this. New.
	(STC_QUALIFIERS): Define to...
	(arm_stc_qualifiers): ... this. New.
	* config/arm/arm-protos.h
	(arm_coproc_ldc_stc_legitimate_address): New.
	* config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
	__arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
	* config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
	stc2, stcl, stc2l): New.
	* config/arm/constraints.md (Uz): New.
	* config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
	* config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
	VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
	VUNSPEC_STC2L): New.

2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm.md (<cdp>): New.
	* config/arm/arm.c (neon_const_bounds): Rename this ...
	(arm_const_bounds): ... this.
	(arm_coproc_builtin_available): New.
	* config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
	(arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
	(CDP_QUALIFIERS): Define to...
	(arm_cdp_qualifiers): ... this. New.
	(void_UP): Define.
	(arm_expand_builtin_args): Add case for 6 arguments.
	* config/arm/arm-protos.h (neon_const_bounds): Rename this ...
	(arm_const_bounds): ... this.
	(arm_coproc_builtin_available): New.
	* config/arm/arm_acle.h (__arm_cdp): New.
	(__arm_cdp2): New.
	* config/arm/arm_acle_builtins.def (cdp): New.
	(cdp2): New.
	* config/arm/iterators.md (CDPI,CDP,cdp): New.
	* config/arm/neon.md: Rename all 'neon_const_bounds' to
	'arm_const_bounds'.
	* config/arm/types.md (coproc): New.
	* config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
	* doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
	* doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
	arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.

2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
	(UBINOP_QUALIFIERS): New.
	(si_UP): Define.
	(acle_builtin_data): New. Change comment.
	(arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
	ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
	ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
	arm_acle_builtins.def.
	(ARM_BUILTIN_ACLE_PATTERN_START): Define.
	(arm_init_acle_builtins): New.
	(CRC32_BUILTIN): Remove.
	(bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
	crc32cb, crc32ch and crc32cw.
	(arm_init_crc32_builtins): Remove.
	(arm_init_builtins): Use arm_init_acle_builtins rather
	than arm_init_crc32_builtins.
	(arm_expand_acle_builtin): New.
	(arm_expand_builtin): Use 'arm_expand_acle_builtin'.
	* config/arm/arm_acle_builtins.def: New.

2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
	(arm_builtin_datum): ... this.
	(arm_init_neon_builtin): Rename to ...
	(arm_init_builtin): ... this. Add a new parameters PREFIX
	and USE_SIG_IN_NAME.
	(arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
	'arm_init_builtin'. Replace type 'neon_builtin_datum' with
	'arm_builtin_datum'.
	(arm_init_vfp_builtins): Likewise.
	(builtin_arg): Rename enum's replacing 'NEON_ARG' with
	'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
	(arm_expand_neon_args): Rename to ...
	(arm_expand_builtin_args): ... this. Rename builtin_arg
	enum values and differentiate between ARG_BUILTIN_MEMORY
	and ARG_BUILTIN_NEON_MEMORY.
	(arm_expand_neon_builtin_1): Rename to ...
	(arm_expand_builtin_1): ... this. Rename builtin_arg enum
	values, arm_expand_builtin_args and add bool parameter NEON.
	(arm_expand_neon_builtin): Use arm_expand_builtin_1.
	(arm_expand_vfp_builtin): Likewise.
	(NEON_MAX_BUILTIN_ARGS): Remove, it was unused.

2017-01-01  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77484
	* predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
	* predict.c (tree_estimate_probability_bb): Reverse direction of
	polymorphic call predictor.

2017-01-06  David Malcolm  <dmalcolm@redhat.com>

	* passes.c (execute_one_pass): Split out pass-skipping logic into...
	(determine_pass_name_match): ...this new function and...
	(should_skip_pass_p): ...this new function.

2017-01-06  Nathan Sidwell  <nathan@acm.org>

	* ipa-visibility.c (function_and_variable_visibility): Reformat
	comments and long lines.  Remove extrneous if.
	* symtab.c (symtab_node::make_decl_local): Fix code format.
	(symtab_node::set_section_for_node): Fix comment typo.

2017-01-06  Martin Liska  <mliska@suse.cz>

	PR bootstrap/79003
	* lra-constraints.c: Rename invariant to lra_invariant.
	* predict.c (set_even_probabilities): Initialize e to NULL.

2017-01-05  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/78910
	* gimple-ssa-sprintf.c (tree_digits): Add an argument.
	(format_integer): Correct off-by-one error in the handling
	of precision with negative numbers in signed conversions..

2017-01-05  Eric Botcazou  <ebotcazou@adacore.com>

	* doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.

2017-01-05  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71016
	* tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
	factor_out_conditional_conversion.  Formatting fix.
	(factor_out_conditional_conversion): Add cond_stmt argument.
	If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
	cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
	Formatting fix.

2017-01-05  David Malcolm  <dmalcolm@redhat.com>

	* Makefile.in (OBJS): Add read-md.o, read-rtl.o,
	read-rtl-function.o, and selftest-rtl.o.
	* config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
	(selftest::aarch64_test_loading_full_dump): New function.
	(selftest::aarch64_run_selftests): New function.
	(TARGET_RUN_TARGET_SELFTESTS): Wire it up to
	selftest::aarch64_run_selftests.
	* config/i386/i386.c
	(selftest::ix86_test_loading_dump_fragment_1): New function.
	(selftest::ix86_test_loading_call_insn): New function.
	(selftest::ix86_test_loading_full_dump): New function.
	(selftest::ix86_test_loading_unspec): New function.
	(selftest::ix86_run_selftests): Call the new functions.
	* emit-rtl.c (maybe_set_max_label_num): New function.
	* emit-rtl.h (maybe_set_max_label_num): New decl.
	* function.c (instantiate_decls): Guard call to
	instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
	* function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
	"static".
	* gensupport.c (gen_reader::gen_reader): Pass "false"
	for new "compact" param of rtx_reader.
	* print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
	rather than an empty string for NULL strings.
	* read-md.c: Potentially include config.h rather than bconfig.h.
	Wrap include of errors.h with #ifdef GENERATOR_FILE.
	(have_error): New global, copied from errors.c.
	(md_reader::read_name): Rename to...
	(md_reader::read_name_1): ...this, adding "out_loc" param,
	and converting "missing name or number" to returning false, rather
	than failing.
	(md_reader::read_name): Reimplement in terms of read_name_1.
	(md_reader::read_name_or_nil): New function.
	(md_reader::read_string): Handle "(nil)" by returning NULL.
	(md_reader::md_reader): Add new param "compact".
	(md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
	(md_reader::read_file): New method.
	* read-md.h (md_reader::md_reader): Add new param "compact".
	(md_reader::read_file): New method.
	(md_reader::is_compact): New accessor.
	(md_reader::read_name): Convert return type from void to file_location.
	(md_reader::read_name_or_nil): New decl.
	(md_reader::read_name_1): New decl.
	(md_reader::m_compact): New field.
	(noop_reader::noop_reader): Pass "false" for new "compact" param
	of rtx_reader.
	(rtx_reader::rtx_reader): Add new "compact" param.
	(rtx_reader::read_rtx_operand): Make virtual and convert return
	type from void to rtx.
	(rtx_reader::read_until): New decl.
	(rtx_reader::handle_any_trailing_information): New virtual function.
	(rtx_reader::postprocess): New virtual function.
	(rtx_reader::finalize_string): New virtual function.
	(rtx_reader::m_in_call_function_usage): New field.
	(rtx_reader::m_reuse_rtx_by_id): New field.
	* read-rtl-function.c: New file.
	* selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
	* selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
	(selftest::verify_three_block_rtl_cfg): New decl.
	* read-rtl-function.h: New file.
	* read-rtl.c: Potentially include config.h rather than bconfig.h.
	For host, include function.h, memmodel.h, and emit-rtl.h.
	(one_time_initialization): New function.
	(struct compact_insn_name): New struct.
	(compact_insn_names): New array.
	(find_code): Handle insn codes in compact dumps.
	(apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
	(bind_subst_iter_and_attr): Likewise.
	(add_condition_to_string): Likewise.
	(add_condition_to_rtx): Likewise.
	(apply_attribute_uses): Likewise.
	(add_current_iterators): Likewise.
	(apply_iterators): Likewise.
	(initialize_iterators): Guard usage of apply_subst_iterator with
	#ifdef GENERATOR_FILE.
	(read_conditions): Wrap with #ifdef GENERATOR_FILE.
	(md_reader::read_mapping): Likewise.
	(add_define_attr_for_define_subst): Likewise.
	(add_define_subst_attr): Likewise.
	(read_subst_mapping): Likewise.
	(check_code_iterator): Likewise.
	(rtx_reader::read_rtx): Likewise.  Move one-time initialization
	logic to...
	(one_time_initialization): New function.
	(rtx_reader::read_until): New method.
	(read_flags): New function.
	(parse_reg_note_name): New function.
	(rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
	Handle reuse_rtx ids.
	Wrap iterator lookup within #ifdef GENERATOR_FILE.
	Add parsing support for RTL dumps, mirroring the special-cases in
	print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
	values, and calling handle_any_trailing_information.
	(rtx_reader::read_rtx_operand): Convert return type from void
	to rtx, returning return_rtx.  Handle case 'e'.  Call
	finalize_string on XSTR and XTMPL fields.
	(rtx_reader::read_nested_rtx):  Handle dumps in which trailing
	 "(nil)" values were omitted.  Call the postprocess vfunc on the
	return_rtx.
	(rtx_reader::rtx_reader): Add new "compact" param and pass to base
	class ctor.  Initialize m_in_call_function_usage.  Call
	one_time_initialization.
	* rtl-tests.c (selftest::test_uncond_jump): Call
	set_new_first_and_last_insn.
	* rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
	* selftest-rtl.c: New file.
	* selftest-rtl.h (class selftest::rtl_dump_test): New class.
	(selftest::get_insn_by_uid): New decl.
	* selftest-run-tests.c (selftest::run_tests): Call
	read_rtl_function_c_tests.
	* selftest.h  (selftest::read_rtl_function_c_tests): New decl.
	* tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
	dumps.

2017-01-05  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*testqi_ext_3): No need to handle memory
	operands in a special way.  Assert that pos+len <= mode precision.

2017-01-05  Jakub Jelinek  <jakub@redhat.com>

	* common.opt (fvect-cost-model): Remove RejectNegative flag, use
	3 argument Alias with unlimited for the negative form.
	(fno-vect-cost-model): Removed.

2017-01-05  Martin Liska  <mliska@suse.cz>

	* hsa-gen.c (gen_hsa_divmod): New function.
	(gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.

2017-01-05  Martin Liska  <mliska@suse.cz>

	PR pch/78970
	* gcc.c (lookup_compiler): Reject '-' filename for a precompiled
	header.

2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_setmem): Unroll the loop for
	small constant length operands.

2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
	between loop iterations.

2017-01-05  Martin Liska  <mliska@suse.cz>

	PR sanitizer/78815
	* gimplify.c (gimplify_decl_expr): Compare to
	asan_poisoned_variables instread of checking flags.
	(gimplify_target_expr): Likewise.
	(gimplify_expr): Likewise.
	(gimplify_function_tree): Conditionally initialize
	asan_poisoned_variables.

2017-01-04  Jeff Law  <law@redhat.com>

	PR tree-optimizatin/78812
	* rtl.h (contains_mem_rtx_p): Prototype.
	* ifcvt.c (containts_mem_rtx_p): Move from here to...
	* rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
	* gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
	and prune MEMs that are not at the toplevel of a SET_SRC rtx.  Look
	through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.

2017-01-04  Alexandre Oliva <aoliva@redhat.com>

	* input.c (assert_char_at_range): Default-initialize actual_range.

2017-01-04  Alexandre Oliva <aoliva@redhat.com>

	* df-scan.c (df_ref_create_structure): Make regno unsigned,
	to match the caller.

2017-01-04  Alexandre Oliva <aoliva@redhat.com>

	* cfgexpand.c (expand_gimple_basic_block): Disregard debug
	insns after final jump in test to emit dummy move.

2017-01-04  Alexandre Oliva <aoliva@redhat.com>

	* gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
	* tree-eh.c (cleanup_empty_eh): Skip more debug stmts.

2017-01-04  Alexandre Oliva <aoliva@redhat.com>

	* multiple_target.c (create_dispatcher_calls): Init e_next.
	* tree-ssa-loop-split.c (split_loop): Init border.
	* tree-vect-loop.c (vect_determine_vectorization_factor): Init
	scalar_type.

2017-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71977
	PR target/70568
	PR target/78823
	* config/rs6000/predicates.md (sf_subreg_operand): New predicate.
	(altivec_register_operand): Do not return true if the operand
	contains a SUBREG mixing SImode and SFmode.
	(vsx_register_operand): Likewise.
	(vsx_reg_sfsubreg_ok): New predicate.
	(vfloat_operand): Do not return true if the operand contains a
	SUBREG mixing SImode and SFmode.
	(vint_operand): Likewise.
	(vlogical_operand): Likewise.
	(gpc_reg_operand): Likewise.
	(int_reg_operand): Likewise.
	* config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
	* config/rs6000/rs6000.c (valid_sf_si_move): New function to
	determine if a MOVSI or MOVSF operation contains SUBREGs that mix
	SImode and SFmode.
	(rs6000_emit_move_si_sf_subreg): New helper function.
	(rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
	fixup SUBREGs involving SImode and SFmode.
	* config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
	numbers for the new peephole2 optimization.
	(peephole2 for SFmode unions): New peephole2 to optimize cases in
	the GLIBC math library that do AND/IOR/XOR operations on single
	precision floating point.
	* config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
	target macros to say whether we need to avoid SUBREGs mixing
	SImode and SFmode.
	(TARGET_ALLOW_SF_SUBREG): Likewise.
	* config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
	(UNSPEC_SI_FROM_SF): Likewise.
	(iorxor): Change spacing.
	(and_ior_xor): New iterator for AND, IOR, and XOR.
	(movsi_from_sf): New insns for SImode/SFmode SUBREG support.
	(movdi_from_sf_zero_ext): Likewise.
	(mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
	instead of gpc_reg_operand.  Add SImode/SFmode SUBREG support.
	(movsf_from_si): New insn for SImode/SFmode SUBREG support.
	(fma<mode>4): Use gpc_reg_operand instead of register_operand.
	(fms<mode>4): Likewise.
	(fnma<mode>4): Likewise.
	(fnms<mode>4): Likewise.
	(nfma<mode>4): Likewise.
	(nfms<mode>4): Likewise.

2017-01-04  Marek Polacek  <polacek@redhat.com>

	PR c++/64767
	* doc/invoke.texi: Document -Wpointer-compare.

2017-01-04  Jakub Jelinek  <jakub@redhat.com>

	* optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
	RejectNegative.

	* dwarf2out.c (output_loc_list): Don't throw away 64K+ location
	descriptions for -gdwarf-5 and emit them as uleb128 instead of
	2-byte data.

2017-01-04  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/78056
	* doc/sourcebuild.texi (PowerPC-specific attributes): Add
	documentation of the powerpc_popcntb_ok attribute.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
	code to issue warning messages if a requested CPU configuration is
	not supported by the binary (assembler and loader) toolchain.
	(spe_init_builtins): Add two assertions to prevent ICE if attempt is
	made to define a built-in function that has been disabled.
	(paired_init_builtins): Add assertion to prevent ICE if attempt is
	made to define a built-in function that has been disabled.
	(altivec_init_builtins): Add comment explaining why definition
	of the DST built-in functions is not preceded by an assertion
	check.  Add assertions to prevent ICE if attempts are made to
	define an altivec predicate or an abs* built-in function that has
	been disabled.
	(htm_init_builtins): Add comment explaining why definition of the
	htm built-in functions is not preceded by an assertion check.

2017-01-04  Jeff Law  <law@redhat.com>

	PR tree-optimizatin/67955
	* tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
	Allow any SSA_VAR_P as the base objects.  Use integer_zerop.  Verify
	the points-to solution does not include pt_null.  Use DECL_PT_UID
	unconditionally.

2017-01-04  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (HI/SImode test with imm to QImode splitters):
	Use gen_int_mode instead of gen_lopwart for const_int operands.

2017-01-04  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71563
	* match.pd: Simplify X << Y into X if Y is known to be 0 or
	out of range value - has low bits known to be zero.

2017-01-04  Alan Modra  <amodra@gmail.com>

	* Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
	* configure: Regenerate.
	* config.in: Regenerate.

2017-01-04  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/77569
	* input.c (ebcdic_execution_charset::on_error): Don't use strstr for
	a substring of the message, but strcmp with the whole message.  Ifdef
	ENABLE_NLS, translate the message first using dgettext.

2017-01-03  Jeff Law  <law@redhat.com>

	PR tree-optimizatin/78856
	* tree-ssa-threadupdate.c: Include tree-vectorizer.h.
	(mark_threaded_blocks): Remove code to truncate thread paths that
	cross multiple loop headers.  Instead invalidate the cached loop
	iteration information and handle case of a thread path walking
	into an irreducible region.

2017-01-03  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/78900
	* config/rs6000/rs6000.c (rs6000_split_signbit): Change some
	assertions.  Add support for doing the signbit if the IEEE 128-bit
	floating point value is in a GPR.
	* config/rs6000/rs6000.md (Fsignbit): Delete.
	(signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
	Update the length attribute if the value is in a GPR.
	(signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
	the sign or zero extension instruction, since the value is always 0/1.
	(signbit<mode>2_dm2): Delete using <Fsignbit>.

	PR target/78953
	* config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
	extracting SImode to a GPR register so that we can generate a
	store, limit the vector to be in a traditional Altivec register
	for the vextuwrx instruction.

2017-01-03  Ian Lance Taylor  <iant@google.com>

	* godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.

2017-01-03  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/78696
	* gimple-ssa-sprintf.c (format_floating): Correct handling of
	precision.  Use MPFR for %f for greater fidelity.  Correct handling
	of %g.
	(pass_sprintf_length::compute_format_length): Set width and precision
	specified by asrerisk to void_node for vararg functions.
	(try_substitute_return_value): Adjust dump output.

2017-01-03  David Edelsohn  <dje.gcc@gmail.com>

	* doc/invoke.texi (RS6000 options): LRA is enabled by default.

2017-01-03  Eric Botcazou  <ebotcazou@adacore.com>

	* doc/invoke.texi (SPARC options): Document -mlra as the default.
	* config/sparc/sparc.c (sparc_option_override): Force LRA unless
	-mlra/-mno-lra was passed to the compiler.

2017-01-03  James Cowgill  <James.Cowgill@imgtec.com>

	PR rtl-optimization/65618
	* emit-rtl.c (try_split): Move initialization of "before" and
	"after" to just before the call to emit_insn_after_setloc.

2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/md.texi (Standard Names): Remove reference to Java frontend.

2017-01-03  Pierre-Marie de Rodat  <derodat@adacore.com>

	* dwarf2out.c (gen_enumeration_type_die): When
	-gno-strict-dwarf, add a DW_AT_encoding attribute.

2017-01-03  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/78965
	* gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
	Change first argument from const call_info & to call_info &.  For %n
	set info.nowrite to false.

	PR middle-end/78901
	* gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
	possibly throwing calls.

	* genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
	and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
	and fns handling, rather than in a separate case SSA_NAME.

2017-01-02  Jeff Law  <law@redhat.com>

	* config/darwin-driver.c (darwin_driver_init): Const-correctness
	fixes for first_period and second_period variables.

2017-01-02  Uros Bizjak  <ubizjak@gmail.com>

	PR target/78967
	* config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
	(*insvqi_1): New insn pattern.
	(*insvqi_1_mem_rex64): Ditto.
	(*insvqi_2): Ditto.
	(*insvqi_3): Rename from *insvqi.

	(*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.

2017-01-02  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/cfg.texi (Edges): Remove reference to Java.
	(Maintaining the CFG): Ditto.

2017-01-01  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77674
	* symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
	transparent aliases.

2017-01-01  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77484
	* predict.def (PRED_CALL): Update hitrate.
	(PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
	* predict.c (tree_estimate_probability_bb): Split CALL predictor
	into direct/indirect/polymorphic variants.

2017-01-01  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

	* gcc.c (process_command): Update copyright notice dates.
	* gcov-dump.c (print_version): Ditto.
	* gcov.c (print_version): Ditto.
	* gcov-tool.c (print_version): Ditto.
	* gengtype.c (create_file): Ditto.
	* doc/cpp.texi: Bump @copying's copyright year.
	* doc/cppinternals.texi: Ditto.
	* doc/gcc.texi: Ditto.
	* doc/gccint.texi: Ditto.
	* doc/gcov.texi: Ditto.
	* doc/install.texi: Ditto.
	* doc/invoke.texi: Ditto.

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