diff options
| -rw-r--r-- | gcc/ChangeLog | 1452 | ||||
| -rw-r--r-- | gcc/regmove.c | 14 |
2 files changed, 19 insertions, 1447 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e9353ce72ee..b36bfea5f0a 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk> + + * regmove.c (fixup_match_1): Don't move INSN in front of P if + it would end up in the shadow of a live flags regsiter. + Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk> * reload1.c: Fix many indentation problems. @@ -2619,668 +2624,7 @@ Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk> Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com) - * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead - of depending on a magic constant value. Update comments. - (hppa_expand_prologue): Similarly. - - * pa.md (reload_indi, reload_outdi): Allow any register for the - original reload register. - -Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com> - - * cccp.c (print_help): Change marcos to macros. - -1999-07-30 Richard Henderson <rth@cygnus.com> - - * c-typeck.c (initializer_constant_valid_p): Move ... - * c-common.c (initializer_constant_valid_p): ... here. Use - FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction - of label addresses. - * c-common.h (initializer_constant_valid_p): Declare. - * c-tree.h (initializer_constant_valid_p): Remove. - -Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de> - - * config/i386/sol2-c1.asm: Align the stack. - * config/i386/sol2-gc1.asm: Likewise. - -1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com> - - * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto - -Asparclite for sparc86x. - (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for - sparc86x. - (ASM_CPU_SPEC): Use -Asparclite for sparc86x. - -Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz> - - * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by - the user if using the non-default arch size in BI_ARCH configuration. - * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto. - - * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set): - Fix patterns so that they actually match. - (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero. - (mulsidi3_sp64, const_mulsidi3_sp64): New patterns. - (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on - TARGET_HARD_MUL32. - (mulsidi3): Reflect this in the expand. - (smulsi3_highpart): Only on TARGET_ARCH32. - (umulsidi3_sp64, const_umulsidi3_sp64): New patterns. - (const_umulsidi3_sp32): Renamed from const_umulsidi3. - (umulsidi3): Reflect this in the expand. - (umulsi3_highpart): Only on TARGET_ARCH32. - (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32, - don't require g0 to be zero. - (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32. - ({,u}divsi3): New expands. - ({,u}divsi3_sp64): New patterns. - (after lshrdi3_v8plus): Four new patterns to help combiner - optimizing nested mixed mode shifts. - - * config/sparc/sparc.c (sparc_override_options): Use deprecated - v8 instructions if optimizing for UltraSPARC I, II, IIi, as it - speed things up. Don't use them by default on plain v9 in 64bit - mode, according to what SPAMv9 sais. - - * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves - top 32 bits of %[og][0-7] in signal handlers. - Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32. - -Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com) - - * pa.md (zvdep_imm32): Renamed from zvdep_imm. - (ashlsi3): Corresponding changes. - - * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands. - -Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com) - - * pa.h (FIRST_PARM_CALLER_OFFSET): Delete. - -Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk> - - * arm.h (Hint): Delete macro. - Substitute HOST_WIDE_INT for Hint in some prototypes. - * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype. - -Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com> - - * builtins.c (expand_builtin_setjmp): Use force_operand to - make sure that the buffer address is in a suitable form to be - passed to force_reg. - -Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com> - - * config/mips/mips.c: system.h handles MIN and MAX, don't undefine - them here. - -Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com) - - * pa.md (indirect_jump): Remove mode from match_operand. Verify - proper mode in the condition string. - (icacheflush, dcacheflush): Remove modes from match_operands. - - * pa.c (emit_move_sequence): Always convert scratch_reg to the - proper mode before using it. - - * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn - pair. - - * pa.c (store_reg): Do not call add_high_const generator directly. - (load_reg, set_reg_plus_d): Likewise. - * pa.md (add_high_const): No longer a named pattern. - - * pa.c (legitimize_address): Consistently use Pmode rather than - SImode. Do not call gen_pic2_highpart directly anymore. - * pa.md (pic2_highpart): No longer a named pattern. - (pic2_lo_sum): Similarly. Reformat to make more readable. - - * pa.md (call, call_value): Use "word_mode" instead of "SImode" as - needed. - - * README: Update. - -Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> - - * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs. - -Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com> - - * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set - and tag the spill mems. - (hppa_va_start): New. - (hppa_va_arg): New. - * pa.h (EXPAND_BUILTIN_VA_START): New. - (EXPAND_BUILTIN_VA_ARG): New. - -Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com> - - * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set - and tag the spill mems. - (mn10300_va_start): New. - (mn10300_va_arg): New. - * mn10300.h (EXPAND_BUILTIN_VA_START): New. - (EXPAND_BUILTIN_VA_ARG): New. - -Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com> - - * mn10200.c (mn10200_va_arg): New. - * mn10200.h (EXPAND_BUILTIN_VA_ARG): New. - -Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com> - - * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes - rather than play with TREE_INT_CST_LOW. - -1999-07-27 Philip Blundell <pb@nexus.co.uk> - - * config/arm/telf.h: Include dbxelf.h. - (CPP_PREDEFINES): Only define if not already defined. - (ASM_IDENTIFY_GCC): Likewise. - (SUBTARGET_EXTRA_SECTIONS): Likewise. - (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise. - * config/arm/thumb.h (LINK_SPEC): Only define if not already - defined. - (DBX_DEBUGGING_INFO): Don't define. - * config/arm/linux-telf.h: New file. - * config/arm/linux-tgas.h: New file. - * config/arm/t-thumb-linux: New file. - * config/arm/uclinux-elf.h: New file. - * config/arm/uclinux-telf.h: New file. - * configure.in (arm-*-uclinux, thumb-*-linux-gnu, - thumb-*-uclinux): New targets. - * configure: Regenerate. - -Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com) - - * pa.md (post_store, pre_load): New expanders. - (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively. - (post_ldwm, pre_stwm): Make these unnamed patterns since we never - need to directly generate RTL for them. - * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding - changes. - -Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org> - - * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630. - * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630. - (rs6000_cpu): Choose between 32-bit and 64-bit default processors. - (secndary_reload_class): Make TARGET_ELF conditional compile. - (print_operand_address): Similar. - (output_toc): Print all values as hex. - (get_issue_rate): Rearrange and add RS64A and PPC630. - * rs6000.h (processor_type): Add RS64A and PPC630. - (PROCESSOR_POWERPC64): New. - (PROMOTE_MODE): Use word_mode. - (RTX_COSTS): Add RS64A and PPC630. - * rs6000.md (scheduling information): Add lmul and ldiv - representing 64-bit integer multiply and divide. Add rs64a and - PPC630 information. - (ashldi3): Add support for "rldic" instruction. - * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750. - -Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com> - - * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE - instead of V8 for sparclite86x in cpu_table. - -Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk> - - * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call - output_file_directive. - -Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com> - - * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the - tree for op1, not the rtl. - -Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com> - - * m88k.c (m88k_builtin_saveregs): Break out the constructor code - to m88k_va_start, leaving only the register spill. - (m88k_build_va_list): New. - (m88k_va_start): New. - (m88k_va_arg): New. - * m88k.h (BUILD_VA_LIST_TYPE): New. - (EXPAND_BUILTIN_VA_START): New. - (EXPAND_BUILTIN_VA_ARG): New. - -Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com> - - * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs): - Rename from expand_builtin_saveregs. - * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller. - -Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com> - - * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set - for the register spill block. - (i960_build_va_list): New. - (i960_va_start): New. - (i960_va_arg): New. - * i960.h (BUILD_VA_LIST_TYPE): New. - (EXPAND_BUILTIN_VA_START): New. - (EXPAND_BUILTIN_VA_ARG): New. - * i960.md (store_multiple): Use change_address on individul mems. - -Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com> - - * builtins.c (stabilize_va_list): Don't INDIRECT_REF through - an ARRAY_TYPE. - (std_expand_builtin_va_start): Back out one word if !stdarg_p. - (expand_builtin_va_end): Evaluate arg for side effects. - * c-common.c (c_common_nodes_and_builtins): Construct a - va_list_arg_type_node to handle array decomposition to pointer. - -Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com> - - * except.c (start_dynamic_cleanup): Use force_operand on the - buffer's address. - -Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com> - - * c4x.h (EXPAND_BUILTIN_VA_ARG): New. - * c4x.c (c4x_va_arg): New. - -Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com> - - * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer - has manual_pop set. - -1999-07-26 Nathan Sidwell <nathan@acm.org> - - * eh-common.h (__eh_matcher): Prototype correctly. - -Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk> - - * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define. - (TARGET_SINGLE_PIC_BASE): Likewise. - (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default - definitions. - (TARGET_CALLEE_INTERWORKING): Fix typo in comment. - (TARGET_SWITCHES): Add -m{no-}single-pic-base. - (TARGET_OPTIONS): Add -mpic-register=N. - (OUTPUT_INT_ADDR_CONST): New macro. - (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC, - LEGITIMATE_PIC_OPERAND_P): Likewise. - (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC. - (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling - output_addr_const directly. - (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with - ARM port. - (thumb_pic_register, thumb_pic_register_string): Declare. - - * config/arm/thumb.c (symbol_mentioned_p): New function: Imported - from arm.c. - (label_mentioned_p): New function: Imported from arm.c. - (legitimize_pic_address): New function: Imported from arm.c. - (is_pic):New function: Imported from arm.c. - (thumb_finalize_pic):New function: Imported from arm.c. - (add_constant): Cope with PIC constants. - (fixit): Cope with PIC constants. - (output_return): Do not treat the PIC register as live if - TARGET_SINGLE_PIC_BASE is true. - (thumb_function_prologue): Do not treat the PIC register as live if - TARGET_SINGLE_PIC_BASE is true. - (thumb_expand_prologue): Do not treat the PIC register as live if - TARGET_SINGLE_PIC_BASE is true. - (thumb_unexpand_epilogue): Do not treat the PIC register as live if - TARGET_SINGLE_PIC_BASE is true. - (thumb_print_operand): Accept '|'. - (thumb_override_options): Process PIC options. - - * config/arm/thumb.md (movsi): Support PIC. - (call_insn): Change "i" constraint to "X". - (call_value_insn): Likewise. - (consttable_4, consttable_8, consttable_end): Set and clear - "making_const_table" as appropriate. - (pic_load_addr, pic_add_dot_plus_four): New insns. - - * invoke.texi (Thumb Options): Fix spelling. Document new - options -msingle-pic-base and -mpic-register=. - -1999-07-26 Andrew Haley <aph@cygnus.com> - - * config/m32r/initfini.c (__init): Use a full word immediate for - __fini: this allows it to be placed in any memory region. - - * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for - -mmodel=medium. This is OK for all memory models. - -Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com> - - * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r. - * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r. - -Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com> - - * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if - defined. - - * tm.texi: Document ASM_FPRINTF_EXTENSIONS. - -Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com> - - * i860.h (EXPAND_BUILTIN_SAVEREGS): New. - (BUILD_VA_LIST_TYPE): New. - (EXPAND_BUILTIN_VA_START): New. - (EXPAND_BUILTIN_VA_ARG): New. - * i860.c (output_delayed_branch): Disable. - (output_delay_insn): Likewise. - (i860_saveregs): New. - (i860_build_va_list): New. - (i860_va_start): New. - (i860_va_arg): New. - * i860.md: Disable all peepholes using output_delayed_branch. - * i860/sysv4.h (I860_SVR4_VA_LIST): New. - -Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com> - - * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument. - (BUILD_VA_LIST_TYPE): New. - (EXPAND_BUILTIN_VA_START): New. - (EXPAND_BUILTIN_VA_ARG): New. - * clipper.c (clipper_builtin_saveregs): Only dump registers. - Return the address of the save area. - (clipper_build_va_list): New. - (clipper_va_start): New. - (clipper_va_arg): New. - -Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com> - - * arc.h (EXPAND_BUILTIN_VA_START): New. - (EXPAND_BUILTIN_VA_ARG): New. - * arc.c (arc_setup_incoming_varargs): Set alias set of - varargs save area. - (arc_va_start): New. - (arc_va_arg): New. - -Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com> - - * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete. - (BUILD_VA_LIST_TYPE): New. - (EXPAND_BUILTIN_VA_START): New. - (EXPAND_BUILTIN_VA_ARG): New. - * alpha.c (alpha_builtin_saveregs): Delete. - (alpha_build_va_list): New. - (alpha_va_start): New. - (alpha_va_arg): New. - -Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com) - - * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in - column zero. - (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise. - (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise. - - * gcc.texi: More changes related to list conversion. - * invoke.texi: Likewise. - -Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com> - - * builtins.c (expand_builtin_saveregs): Remove static, remove exp - and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS. - (expand_builtin_next_arg): Accept ARGLIST not EXP. - (stabilize_va_list): New function. - (std_expand_builtin_va_start): New function. - (expand_builtin_va_start): New function. - (get_varargs_alias_set): New function. - (std_expand_builtin_va_arg): New function. - (expand_builtin_va_arg): New function. - (expand_builtin_va_end): New function. - (expand_builtin_va_copy): New function. - (expand_builtin): Call them. - * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list, - __builtin_{varargs_start,stdarg_start,end,copy}. - (build_va_arg): New function. - * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete. - (build_va_arg): Declare. - * c-decl.c (ptr_type_node, va_list_type_node): New. - * c-parse.gperf (__builtin_va_arg): New. - * c-parse.in (VA_ARG): New token. - (unary_expr): Recognize it. - * expr.c (expand_expr): Expand VA_ARG_EXPR. - * expr.h (std_expand_builtin_va_start): Declare. - (std_expand_builtin_va_arg): Declare. - (expand_builtin_va_arg): Declare. - (get_varargs_alias_set): Declare. - * tree.def (VA_ARG_EXPR): New. - * tree.h (BUILT_IN_VARARGS_START): New. - (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New. - (ptr_type_node, va_list_type_node): Declare. - * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument. - * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise. - * m88k.h, m88k.c: Likewise. - * mn10300.h, mn10300.c: Likewise. - * pa.h, pa.c: Likewise. - * rs6000.h, rs6000.c: Likewise. - * sh.h, sh.c: Likewise. - * sparc.h, sparc.c: Likewise. - - * emit-rtl.c (operand_subword): Copy alias set. - (change_address): Likewise. - -Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com) - - * pa.c (compute_frame_size): Scan all the used callee saved registers, - not just the first one. - -Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk> - - * config/arm/arm.h (TARGET_SWITCHES): Add - -m{no-}single-pic-base. Correct help string for -mshort-load-words. - (TARGET_OPTIONS): Add -mpic-register=. - (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define. - (arm_pic_register_string): Declare. - (NEED_PLT_GOT): Delete, replace with ... - (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros. - (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC. - (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC. - * config/arm/arm.c (arm_override_options): Add new option - -mpic-register=N. - (arm_pic_register_string): New variable. - (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE. - (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC - register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT. - (output_return_instruction): Likewise. - * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ... - (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic. - * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT. - - * invoke.texi (ARM Options): Fix spelling. Remove duplicate - mention of -msched-prolog. Document new options -msingle-pic-base - and -mpic-register=. - -Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com> - - * haifa-sched.c (reemit_notes): Tidy. - * sched.c (reemit_notes): Duplicate 1998-08-31 patch to - haifa's routine. - -Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com> - - * explow.c (trunc_int_for_mode): New function. - (plus_constant_wide): Use it. - * combine.c (simplify_and_const_int): Likewise. - (merge_outer_ops): Likewise. - (simplify_shift_const): Likewise. - * cse.c (simplify_unary_operation): Likewise. - (simplify_binary_operation): Likewise. - * emit-rtl.c (operand_subword): Likewise. - * rtl.h: Declare it. - -Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk> - - * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case - (use NUM_REGS instead of NUM_INTS). - -Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk> - - * builtins.c: New file. - * expr.c (saveregs_value, apply_args_value): Delete definition, - moved into builtins.c. - (string_constant): No longer static. - (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin, - apply_args_size, apply_result_size, result_vector, - expand_builtin_apply_args, expand_builtin_apply, - expand_builtin_return): Delete functions, moved into builtins.c. - (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros. - * expr.h (saveregs_value, apply_args_value): Declare variables. - (expand_builtin, string_constant): Declare functions. - * Makefile.in: Update to build builtin.o. - -Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com> - - * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro. - * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it. - * dwarf2out.c (dwarf2out_init): Don't output a label to mark the - start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is - false. - * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): - Define to zero. - -1999-07-21 Michael Meissner <meissner@cygnus.com> - - * print-rtl.c (print_rtx): Print the names of the virtual - registers. - -Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com> - - * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo - introduced in previous delta. - -Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk> - - * c-lang.c (finish_file): Rename void_list_node to void_list_node_1 - to avoid name clash. - -Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com> - - * c-lex.c (yylex) : Correct the test for overflow when lexing - integer literals. - -Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com> - - * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa. - (adjust_priority): Always call ADJUST_PRIORITY. - (schedule_insn): Only put insns into the ready at cost 0. - (schedule_block): Remove redundant initial sort. Give clock_var - and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost - is not 0. - * tm.texi (MD_SCHED_REORDER): Update docs. - - * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE. - * sparc.c (ultra_reorder_called_this_block): Delete. - (ultrasparc_sched_init): Don't set it. - (ultrasparc_sched_reorder): Don't check it. - -Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com> - - * rs6000.h (struct rs6000_args): Add sysv_gregno. - * rs6000.c (init_cumulative_args): Init sysv_gregno. - (function_arg_boundary): Align DFmode. - (function_arg_advance): Restructure for ABI_V4; use sysv_gregno - to get fp reg and stack overflow correct. - (function_arg): Likewise. - (function_arg_pass_by_reference): True for TFmode for ABI_V4. - (setup_incoming_varargs): Restructure for ABI_V4; use - function_arg_advance to skip final named argument. - (expand_builtin_saveregs): Properly unskip the last integer arg - when doing varargs. Adjust overflow location calculation. - - * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr - explicitly unsigned. - (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly. - (__VA_GP_REGSAVE): Similarly. - (__va_longlong_p): Delete. - (__va_arg_type_violation): New declaration. - (va_arg): Restructure. Flag promotion errors. Align double. - TFmode passed by reference. - - * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic - in the HOST_BITS_PER_WIDE_INT > 32 case. - -Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com> - - * dwarf2out.c (output_abbrev_section): Terminate with a zero. - -Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com> - - * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed. - * toplev.c (documented_lang_options): Add -fpreprocessed. - * cpplib.h (struct cpp_buffer): Add preprocessed. - * cppinit.c (cpp_handle_option): Handle -fpreprocessed. - (cpp_start_read): Don't expand macros or emit an initial #line - directive if -fpreprocessed. - -Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com> - - * cpplib.h (struct cpp_buffer): Added manual_pop for - better C++ tokenization. - * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop. - Also, support C++ tokenization for ->*, .*, <?, and >? operators. - * c-common.c (cpp_token): Make non-static. - -Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk> - - * c-common.h: New file. - * c-common.c (permanent_obstack): Delete unused declaration. - (c_global_trees): New array. - (c_common_nodes_and_builtins): New function; split off common code - from init_decl_processing in both c-decl.c and cp/decl.c. - * c-tree.h: Delete lots of declarations of tree nodes; replaced by - c_global_trees and accessor macros defined in c-common.h. - Include c-common.h. - * c-decl.c: Delete definitions for tree nodes that were replaced by - c_global_trees. - (init_decl_processing): Build void_list_node. - Call c_common_nodes_and_builtins; delete code to generate the common - builtins here. - * objc/objc-act.c (build_module_descriptor): Rename variable - void_list_node to avoid clash with c-common.h. - - * Makefile.in: Update dependencies. - * objc/Make-lang.in: Likewise. - -Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com> - - * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define. - (UNIQUE_SECTION_P): Likewise. - (UNIQUE_SECTION): Likewise. - -1999-07-19 Linas Vepstas <linas@linas.org> - - * config/i370/README: New file. - * config/i370/linux.h: New file. - * config/i370/mvs.h: New file. - * config/i370/oe.h: New file. - * config/i370/t-linux: New file. - * config/i370/t-mvs: New file. - * config/i370/t-oe: New file. - * config/i370/x-oe: New file. - * config/i370/xm-linux.h: New file. - * config/i370/xm-mvs.h: New file. - * config/i370/xm-oe.h: New file. - - * i370.c (label_node_t): Add first_ref_page, label_addr, - label_first_ref, label_last_ref members. - (mvs_need_base_reload): Renamed from mvs_label_emitted. - (MAX_MVS_LABEL_SIZE): Define. - (MAX_LONG_LABEL_SIZE): Define. - (alias_node_t, alias_anchor, alias_number): New. - (mvs_function_table): Reorder for EBCDIC. - (ascebc, ebcasc): Unconditionally define. - (i370_branch_dest, i370_branch_length): New functions. - (i370_short_branch, i370_label_scan): New functions. - (mvs_get_label): Renamed from mvs_add_label. Search for - an existing label before creating a new one. - (mvs_add_label): New function. - (mvs_get_label_page): New function. - (mvs_free_label_list): Renamed from mvs_free_label. Iterate - over the entire list. - (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR. - (mvs_check_page) [TARGET_ELF_ABI]: New function. + * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instea (mvs_add_alias, mvs_need_alias): New functions. (mvs_get_alias, mvs_check_alias): New functions. (handle_pragma): New function. @@ -4194,786 +3538,4 @@ Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org> * i386/freebsd-elf.h (LINK_SPEC): Fix typo. - * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and - the reference to `mcount' was not correct for the ELF on FreeBSD. - -Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk> - - * loop.c (strength_reduce): When doing biv->giv conversion, fix up - reg_biv_class. - - (recombine_givs): Set ix field after sorting. - -Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com) - - * emit-rtl.c (operand_subword): Tighten checks for when it is safe - to safe to extract a subword out of a REG. - -Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.md (mulsi3): Don't add a no-op move at the end. - -Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk> - - * cse.c (cse_insn): Don't put hard register source into tables for - the last insn of a libcall. - -Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk> - - * loop.c (strength_reduce): Insert sets of derived givs at every - biv increment, even if it's the only one. - -Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com> - - * dwarfout.c (add_incomplete_type): New fn. - (output_type): Call it. - (retry_incomplete_types): New fn. - (dwarfout_finish): Call it. - - From Eric Raskin <ehr@listworks.com>: - (output_type): Output types for bases. - -Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br> - - * mips.c (mips_output_conditional_branch): Add `break' - between `default' label and `close braces'. - -Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org> - - * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library - specifications and make it realistic. - (LIB_SPEC): Likewise. - -Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com> - - * config/mips/mips.c (mips_secondary_reload_class): Check for - (PLUS (SP) (REG)) and return appropriate register class. - * config/mips/mips.md (reload_insi): Delete predicate for operand 1. - Handle (PLUS (SP) (REG)). - (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn. - (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead - of emit_insn for tablejump. - -Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org> - - * rs6000.c (output_prolog): RS6000_CALL_GLUE must be - asm_fprintf format string by itself. - (output_function_profiler): Likewise. - -Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com> - - * combine.c (simplify_logical, case AND): Only call - simplify_and_const_int if the mode is no wider than HOST_WIDE_INT - or the constant is positive. - -Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com> - - * configure.in: Fix typo in rs6000-ibm-aix4 case. - * configure: Regenerate. - -Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com) - - * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not - require a sub-version #. - * configure: Rebuilt. - -1999-06-14 Robert Lipe (robertlipe@usa.net) - - * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition. - -Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org> - - * c-typeck.c (process_init_element): Detect excess elements in - char array initializer. - -1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de> - - * gcc.texi: Mention gcc 2.96 instead of egcs 1.00. - -Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com> - - * invoke.texi (Option Summary): Add -fpermissive flag. - -Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com) - - * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands - that require PIC code sequences. - -Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com> - - * configure.in: Add new target: thumb-elf. - * configure: Regenerate. - * config/arm/t-thumb-elf: New file: Makefile fragment for - thumb-elf build. - * config/arm/telf.h: New file: Header file for thumb-elf - build. - -Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com) - - * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument. - * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide - initializers is some circumstances. - - * fixinc/inclhack.def (endif_label): Add additional selector for - more bogus stuff after #endif statements. - * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt. - -Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu> - - * i386/cygwin.h (SET_ASM_OP): Define. - -Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu> - - * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns. - -Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the - latter. - - * sh.md (ic_invalidate_line_i): Remove second alternative. - -Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com> - - *fixinc/inclhack.def(sun_auth_proto): We do not know how to - test for the presence of valid prototypes. Delete bypass expr. - (ioctl_fix_ctrl): Correct the selection expression. - (no_double_slash): Correct quoting rules - *fixinc/fixincl.x: regen - *fixinc/inclhack.sh: regen - -Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com> - - * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t. - -Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> - - * rs6000.md (movsi_got_internal_mem): Delete. - * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM. - (GOT_TOC_REGNUM): Delete. - (PIC_OFFSET_TABLE_REGNUM): Define. - (FINALIZE_PIC): Disable. - * rs6000.c (rs6000_got_register): New code for fixed pic register. - (rs6000_replace_regno): Delete. - (rs6000_finalize_pic): Likewise. - (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM. - -Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk> - - * loop.c (loop_insn_first_p): Don't compare LUIDs when P - is a note; use <= for the compare; advance P while it is - a NOTE. - -Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com) - - * fixinc/inclhack.def (no_double_slash): Fix quoting for test. - * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt. - - * varasm.c (remove_from_pending_weak_list): Verify t->name - is non-NULL before passing it to strcmp. - -Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com> - - *fixinc/inclhack.def(sun_auth_proto): bypass the patch if - the typed arguments are not part of a comment - (ioctl_fix_ctrl): Added a purpose comment - *fixinc/fixincl.x: regenerate - *fixinc/inclhack.sh: regenerate - -Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz> - - * invoke.texi: Add C4x invocation docs. - -Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz> - - * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS): - Define new macros. - * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use - TARGET_EXPOSE_LDP. - (c4x_legitimize_reload_address): New function. - * config/c4x/c4x.md: Update docs. - -Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com) - - * fixincludes: Avoid removing '.'. - * fixinc/fixinc.svr4: Likewise. - * fixinc/fixinc.winnt: Likewise. - * fixinc/inclhack.tpl: Likewise. - * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt. - -1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * fixinc/inclhack.def (sun_catmacro): Escape parens in the select - pattern. - * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt. - -Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu> - - * c-pragma.c (handle_pragma_token): Handle `#pragma pack()' - correctly. - -Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com> - - * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000. - * configure: Regenerate. - -Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com) - - * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute - values. - -Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com) - - * fixinc/inclhack.def (avoid_bool): Also catch - "typedef [unsigned] int bool". - * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt. - - * m68k/x-hp3bsd44: Delete obsolete and incorrect file. - * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44. - * configure: Rebuilt. - -Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org> - - * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>, - such that we can override its definitions if necessary. - (CPP_SPEC): New define. Support processor specific predefines via - %(cpp_cpu). - (CC1_SPEC): New define. Support processor specific compiler - options via %(cc1_cpu). - (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for - -static. - -1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace - between sed's -e flag, and the open-quote following it. - * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt. - -Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net> - Jeffrey A Law (law@cygnus.com) - - * varasm.c (assemble_start_function): Remove the function - from the pending weak decls list when we define a function. - (assemble_variable): Similarly for variables. - (weak_finish): Ignore items on the list with a NULL name. - (remove_from_ending_weak_list); New function to "remove" an item - from the pending weak declarations list. - -Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com> - - * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns. - -Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com> - - * c-lex.c (GETC): Redefine to call getch. - (UNGETC): Redefine to call put_back. - (putback_buffer): New structure type. - (putback): New static structure. - (getch): New function. - (put_back): New function. - (yylex): Replace unused bytes from bad multibyte character. - -Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com> - - * cpplib.c (do_define): Cast `alloca' return value. - (do_include, do_undef, do_pragma): Likewise. - * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return - values. - * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values. - * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value. - -Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz> - - * sparc.md (abstf2): This should be an expand. - (split after abstf2_notv9): Fix mode. - (abstf2_hq_v9): New pattern. - (abstf2_v9): Only use when no hard quad. - (absdf2_v9): Fix if target is not the same as source. - (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2): - Add correct output constraints. - -Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com> - - From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100: - * invoke.texi: Clarify text vis-a-vis Intel CPUs. - -Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com> - - * mips.h (mips_output_conditional_branch): New function. - (mips_adjust_insn_length): Likewise. - (ASSEMBLER_SCRATCH_REGNUM): New macro. - (ADJUST_INSN_LENGTH): Likewise. - * mips.c (print_operand): Add `F' and `W' for floating-point - comparison opcodes. - (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths - are now in bytes. - (mips_adjust_insn_length): New function. - (mips_output_conditional_branch): New function. - * mips.md (length): Adjust attribute definition to handle - conditional branches. Change lengths to bytes, rather than - instructions throughout. Remove length attribute from - instructions whose length is four bytes, and rely on the default - instead. - (dslot): Fix typo in comment. - Reword conditional branch patterns to use - mips_output_conditional_branch. - -Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE> - - * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads. - (LIB_SPEC): Likewise. - Link with -lprof1_r for -g/-pg. - -1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> - - * loop.c (check_dbra_loop): Fix change of Jan 19. - -Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org> - - * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define. - (STARTFILE_SPEC): Define, override the svr4.h version. - (ENDFILE_SPEC): Likewise. - -Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com) - - * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h - * fixinc/fixincl.x: Regenerated. - * fixinc/inclhack.sh: Regenerated. - -Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (barrier_align): Don't return early for normal branch/barrier - when optimizing for SH2. - -Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net> - - * i386/udk.h (LINK_SPEC): Correct linker search path for - system libraries. - -Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.c (fixup_addr_diff_vecs): Emit braf reference label. - (braf_label_ref_operand): Delete. - * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand. - * sh.md (casesi_jump_2): Operand1 is now the inside of a - label_ref, and has no predicate. - The patten has a predicate to guard against invalid substitutions. - (dummy_jump): Delete. - (casesi): Update use of casesi_jump_2. - -Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com> - - *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression - *fixinc/fixincl.x: regenerate - *fixinc/inclhack.sh: regenerate - -Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com> - - * dwarf2out.c (add_incomplete_type): New fn. - (gen_struct_or_union_type_die): Call it. - (retry_incomplete_types): New fn. - (dwarf2out_finish): Call it. - -Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com) - - * gcse.c (insert_insn_end_bb): Correct placement of insns when the - current block starts with a CODE_LABEL and ends with a CALL and - we can not find all the argument setup instructions for the CALL. - -Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com> - - Revert this change: - * fold-const.c (fold): STRIP_NOPS when deciding whether or not - something is a candidate for optimize_bit_field_compare. - -Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT. - -Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com> - - * alpha.c (override_options): Thinko in last patch. - - * alpha/osf.h (CPP_SUBTARGET_SPEC): Define. - (LIB_SPEC): Recognize -pthread. - -Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com> - - * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with - definition in config/arm/coff.h - * config/arm/coff.h: Add comment about USER_LABEL_PREFIX. - -Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com> - - * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark - fixes that need "file=xxx\n" prepended before invocation - (start_fixer - new): starting the fixer process is complex enough - to warrent its own routine. It prepends the "file=xxx\n" stuff. - (process): uses the new routine; omit usage of putenv() - * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT - * fixinc/fixincl.x: regenerate - -Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com) - - * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc) - and version #s (1.1 -> 2.96) as needed. - * README.g77: Kill way out of date file in the toplevel directory. - -Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org> - - * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h, - i386/freebsd-elf.h no longer requires it. Instead include svr4.h. - * configure: Rebuilt. - * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define. - (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise. - (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise. - (SWITCH_TAKES_ARG): Likewise. - * i386/freebsd.h: Remove FREEBSD_NATIVE support. - * config/t-freebsd: Moved from config/i386/ so it can used for all - FreeBSD targets. - -Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be> - - * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o. - -Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net> - - * configure.in (i[34567]86-*-udk*): Install headers with cpio. - * configure: Rebuilt. - -Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org> - - * rs6000/aix41.h (RS6000_CALL_GLUE): Define. - * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise. - * rs6000/rs6000.c (rs6000_file_start): Use putc. - (rs6000_output_load_toc_table): Same. - (output_prolog, output_mi_thunk): Same. - * rs6000/rs6000.h (SELECT_SECTION): Formatting. - (ASM_GLOBALIZE_LABEL): Use putc. - -Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com> - - * alpha.md (reload_*_help): New patterns and splitters. - (reload_*): Use them. - (mov[qh]i): Likewise. - -Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com> - - * cccp.c (handle_directive): Handle backslash-newlines in quoted - strings correctly. - -Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu> - - * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux. - -Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com) - - * flow.c (mark_regs_live_at_end, insn_dead_p, - mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM - and HARD_FRAME_POINTER_REGNUM special treatment if reload - hasn't run or the frame pointer is needed. - * haifa-sched.c (attach_deaths): Likewise. - * sched.c (attach_deaths): Likewise. - -Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com) - - * jump.c (jump_optimize_1): Only set CAN_REACH_END if - calculate_can_reach_end returns nonzero. - - * configure.in (native gas tests): Search for an assembler in the - same manner that the installed compiler will. - * configure: Rebuilt. - * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too. - - * alias.c (find_base_term): Improve handling of addresses - constructed from binary operations. - -Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com) - - * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces. - -Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com) - - * function.h (cleanup_label, frame_offset): Declare. - (tail_recursion_label, tail_recursion_reentry): Likewise. - (arg_pointer_save_area, rtl_expr_chain): Likewise. - * stmt.c (cleanup_label, frame_offset): Delete extern declarations. - (tail_recursion_label, tail_recursion_reentry): Likewise. - (arg_pointer_save_area, rtl_expr_chain): Likewise. - -Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org> - - * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already - defined. - * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define. - (MAX_OFILE_ALIGNMENT): Define. - -Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net> - - * fixincl.c: Replace local include scheme with #includes of - gansidecl.h and system.h. - * procopen.c: Likewise. - * server.c: Likewise. - -Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com) - - * i386/t-dgux (EXTRA_PARTS): Add crti.o - (crti.o): Add build rule and dependencies. - * fixinc/fixinc.dgux: Use modified _int_varargs.h - -Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> - - * rs6000/sysv4.h (CC1_SPEC): Add support for -profile - (LIB_LINUX_SPEC): Likewise. - (LIB_LINUX_SPEC): Add support for -pthread - (CPP_OS_LINUX_SPEC): Likewise. - (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are - specified. - -Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org) - - * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for - conditional move. - (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support. - (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison - for IEEE math and CC_FCOMI. - (put_jump_code): No IEEE if CC_FCOMI is set. - -1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> - - * fold-const.c (fold_truthop): Make the field reference unsigned - when converting a single bit compare. - -Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk> - - * loop.c (strength_reduce): Don't do biv->giv conversion on constants. - -Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com) - - * varasm.c (STRIP_NAME_ENCODING): Remove default definition. - * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm - version did. - - * reload.c (push_reload): Do not call remove_address_replacements - when presented with identical optional reloads. - -Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com> - - * alpha.h (MASK_FIX, TARGET_FIX): New. - (MASK_*): Reorganize constants. - (CPP_AM_FIX_SPEC): New. - (TARGET_SWITCHES): Add FIX. - (EXTRA_SPECS): Likewise. - (CPP_CPU_EV6_SPEC): Use FIX, not CIX. - (SECONDARY_MEMORY_NEEDED): Likewise. - (REGISTER_MOVE_COST): Likewise. - * alpha.c (override_options): Add FIX support. Always use - ALPHA_TP_PROG for ev6. - * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX. - * alpha/elf.h (ASM_FILE_START): Look at FIX too. - * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX. - -Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com> - - * fold-const.c (fold): STRIP_NOPS when deciding whether or not - something is a candidate for optimize_bit_field_compare. - -Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com> - - * gcc.texi (Passes): Document branch-shortening. - * invoke.texi (Debugging Options): Document the fact that `-dp' - outputs length information for instructions. - -Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com> - - * flow.c: Revert previous delta. - -Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com> - - * flow.c (insn_dead_p): Check against frame_pointer_rtx not - FRAME_POINTER_REGNUM. - (mark_set_1): Ditto. - (mark_used_regs): Ditto. - -Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk> - - * arm.h (NEED_PLT_GOT): Fix mistake in last change. - (GOT_PCREL): New macro. Define to 1 if not already defined. - * arm/elf.h (GOT_PCREL): Define to 0. - * arm.c (arm_finalize_pic): Take into account the setting of - GOT_PCREL. - -Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com) - - * output.h (STRIP_NAME_ENCODING): Provide default definition. - * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING. - - * flow.c (mark_set_1): Do not record BLKmode stores as dead - store elimination candidates. - -Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com> - - * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if - TARGET_GAS. - -Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com> - - * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h. - Add use of x-aix41-gld. - -Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz> - - * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define. - (ASM_OUTPUT_DESTRUCTOR): Define. - -Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com) - - * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the - last CODE_LABEL in a loop if we have previously passed a jump - to the top of the loop. - -Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com> - - * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when - applying Philip's patch. - -Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com> - - * stmt.c (expand_end_bindings): Ignore any elements of VARS that - are not VAR_DECLs. - -Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com) - - * loop.c (strength_reduce): Grow reg_single_usage as needed. - -Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org> - - * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic. - Also remove a useless comment. - -Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com> - - * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0. - -Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org> - - * collect2.c (main): Only generate import or export file and add - to link arguments if non-empty. Use xmalloc not alloca. - (write_{export,import}_file): Delete. - (write_aix_file): New function. - (locatelib): Use xmalloc not malloc. - (GCC_OK_SYMBOL): Do not check type if aix64. - -Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk> - - Based on patch by Scott Bambrough and Pat Beirne: - * config/arm/arm.c (making_const_table): New variable. - * config/arm/arm.h (making_const_table): Declare. - (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if - appropriate. - * config/arm/arm.md (consttable_4, consttable_8, consttable_end): - Keep track of when we are building the constant table. - -Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk> - - * config/arm/arm.c (arm_override_options): Fix erroneous warning - message. - -Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com> - - * config/arm/arm.h (NEED_PLT_GOT): Only define if not already - defined. - -Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com> - - * tm.texi (FUNCTION_ARG): Correct description of a stack element - in a PARALLEL. - -Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com> - - * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE. - -Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com> - - * rs6000.c (output_mi_thunk): Enable full support again. - -Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk> - - * sh.h (BRANCH_COST): Define. - -Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com> - - * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include. - -Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz> - - * function.c (assign_stack_local): Align stack slot propertly. - (assign_outer_stack_local): Likewise. - -Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com> - - * expr.h (lang_expand_constant): Declare. - * toplev.c (lang_expand_constant): Define it. - * varasm.c (output_constant): Use it. - -Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> - - * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide): - Change function definitions to K&R style. - -Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com> - - * fixinc/fixincl.c: We must not ignore SIGCLD now. - -Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org> - - * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options - * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments - (several places): omit static initialization - (process): use single fd, since only the read fd is used - * fixinc/gnu-regex.c: define 'const' away, if not supported - * fixinc/procopen.c(several places): omit static initialization - * fixinc/server.c: define 'volitile' away, if not supported - -1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de> - - * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use - asm_fprintf and %L to generate the label name. - * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise. - (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels. - -Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com) - - * jump.c (can_reverse_comparison_p): Do not abort if the comparison - insn for a conditional jump can not be found. - -Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com) - - * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations - on variables in specific sections other than .sbss and .sdata. - -Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com> - - * stmt.c (expand_return): Call start_cleanup_deferral and - end_cleanup_deferral around conditional code. - -Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com> - - * fixinc/fixincl.tpl: Avoid depending on ANSI C features for - filename lists. Utilizes new "krstr" AutoGen function. - * fixinc/fixincl.x: Rebuilt. - -Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz) - - * i386.c (output_float_compare): Avoid GNU-C extensions. - -Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com) - - * version.c: Bump to distinguish mainline tree from the - gcc-2.95 branch. - -See ChangeLog.1 for earlier changes. - -Local Variables: -add-log-time-format: current-time-string -End: + * i386/freebsd- diff --git a/gcc/regmove.c b/gcc/regmove.c index 556b894acd8..11a5c704dd4 100644 --- a/gcc/regmove.c +++ b/gcc/regmove.c @@ -1737,6 +1737,13 @@ fixup_match_1 (insn, set, src, src_subreg, dst, backward, operand_number, if ((dst_note = find_regno_note (p, REG_DEAD, REGNO (dst))) && (GET_MODE (XEXP (dst_note, 0)) == GET_MODE (dst))) { + /* If we would be moving INSN, check that we won't move it + into the shadow of a live a live flags register. */ + /* ??? We only try to move it in front of P, although + we could move it anywhere between OVERLAP and P. */ + if (overlap && GET_MODE (PREV_INSN (p)) != VOIDmode) + break; + if (! src_note) { rtx q; @@ -1844,8 +1851,11 @@ fixup_match_1 (insn, set, src, src_subreg, dst, backward, operand_number, break; if (! src_note && reg_overlap_mentioned_p (src, PATTERN (p))) { - /* INSN was already checked to be movable when - we found no REG_DEAD note for src on it. */ + /* INSN was already checked to be movable wrt. the registers that it + sets / uses when we found no REG_DEAD note for src on it, but it + still might clobber the flags register. We'll have to check that + we won't insert it into the shadow of a live flags register when + we finally know where we are to move it. */ overlap = p; src_note = find_reg_note (p, REG_DEAD, src); } |