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* ChangeLog:zqchen2014-09-091-0/+3
| | | | | | | | | | | | | | | | | | | 2014-09-09 Zhenqiang Chen <zhenqiang.chen@arm.com> * shrink-wrap.h: #define SHRINK_WRAPPING_ENABLED. * ira.c: #include "shrink-wrap.h" (split_live_ranges_for_shrink_wrap): Use SHRINK_WRAPPING_ENABLED. * ifcvt.c: #include "shrink-wrap.h" (dead_or_predicable): Use SHRINK_WRAPPING_ENABLED. testsuite/ChangeLog: 2014-09-09 Zhenqiang Chen <zhenqiang.chen@arm.com> * gcc.target/arm/split-live-ranges-for-shrink-wrap.c: New test. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@215041 138bc75d-0d04-0410-961f-82ee72b054a4
* Strengthen params to active_insn_betweendmalcolm2014-08-291-1/+1
| | | | | | | | | | | | | gcc/ 2014-08-28 David Malcolm <dmalcolm@redhat.com> * shrink-wrap.h (active_insn_between): Strengthen both params from rtx to rtx_insn *. * function.c (active_insn_between): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@214704 138bc75d-0d04-0410-961f-82ee72b054a4
* Work towards NEXT_INSN/PREV_INSN requiring insns as their paramsdmalcolm2014-08-281-2/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | gcc/ 2014-08-28 David Malcolm <dmalcolm@redhat.com> * cfgexpand.c (pass_expand::execute): Strengthen local "after" from rtx to rtx_insn *. * cfgrtl.c (force_nonfallthru_and_redirect): Replace use of local rtx "note" with new local rtx_insn * "new_head" when calculating head insn of new basic block. * combine.c (combine_split_insns): Strengthen return type and local "ret" from rtx to rtx_insn *. (likely_spilled_retval_p): Likewise for locals "use" and "p". (try_combine): Eliminate local "m_split", splitting into new locals "m_split_insn" and "m_split_pat". (find_split_point): Strengthen local "seq" from rtx into rtx_insn *. * config/spu/spu.c (spu_machine_dependent_reorg): Likewise for locals "label", "branch". * config/spu/spu.md (define_expand "smulsi3_highpart"): Likewise for local "insn". (define_expand "umulsi3_highpart"): Likewise for local "insn". * dse.c (note_add_store_info): Likewise for fields "first", "current". (note_add_store): Likewise for local "insn". (emit_inc_dec_insn_before): Likewise for locals "insn", "new_insn", "cur". (find_shift_sequence): Likewise for locals "shift_seq", "insn". (replace_read): Likewise for locals "insns", "this_insn". * dwarf2cfi.c (dw_trace_info): Likewise for field "eh_head". (notice_eh_throw): Likewise for param "insn". (before_next_cfi_note): Likewise for return type, param, and local "prev". (connect_traces): Likewise for local "note". * emit-rtl.c (reset_all_used_flags): Likewise for local "p". (verify_rtl_sharing): Likewise. (unshare_all_rtl_in_chain): Likewise for param "insn". (get_first_nonnote_insn): Likewise for local "insn". (get_last_nonnote_insn): Likewise. Introduce local rtx_sequence * "seq" and use its methods to clarify things. (next_insn): Strengthen return type from rtx to rtx_insn *. Rename param "insn" to "uncast_insn" and reintroduce "insn" as a local rtx_insn * using a checked cast, dropping a checked cast made redundant by this change. Use a cast to and method of rtx_sequence to clarify the code. (previous_insn): Rename param "insn" to "uncast_insn" and reintroduce "insn" as a local rtx_insn * using a checked cast, dropping a checked cast made redundant by this change. Use a cast to and method of rtx_sequence to clarify the code. (next_nonnote_insn): Rename param "insn" to "uncast_insn" and reintroduce "insn" as a local rtx_insn * using a checked cast, dropping a checked cast made redundant by this change. (next_nonnote_insn_bb): Likewise. (prev_nonnote_insn): Likewise. (prev_nonnote_insn_bb): Likewise. (next_nondebug_insn): Likewise. (prev_nondebug_insn): Likewise. (next_nonnote_nondebug_insn): Likewise. (prev_nonnote_nondebug_insn): Likewise. (next_real_insn): Likewise. (prev_real_insn): Likewise. (next_active_insn): Likewise. (prev_active_insn): Likewise. (next_cc0_user): Likewise. Use rtx_sequence and a method for clarity. (prev_cc0_setter): Likewise. (try_split): Rename param "trial" to "uncast_trial" and reintroduce "insn" as a local rtx_insn * using a checked cast, dropping checked casts made redundant by this change. Strengthen locals "seq", "tem", "insn_last", "insn", "next" from rtx to rtx_insn *. (remove_insn): Rename param "insn" to "uncast_insn" and reintroduce "insn" as a local rtx_insn * using a checked cast. (emit_pattern_after_setloc): Likewise for param "after", as "uncast_after". (emit_pattern_after): Likewise. Strengthen local "prev" from rtx to rtx_insn *. (emit_pattern_before_setloc): Rename param "before" to "uncast_before" and reintroduce "before" as a local rtx_insn * using a checked cast. Strengthen locals "first", "last" from rtx to rtx_insn *. (emit_pattern_before): Likewise rename/cast param "before" to "uncast_before". Strengthen local "next" from rtx to rtx_insn *. * except.c (copy_reg_eh_region_note_forward): Strengthen param "first" and local "insn" from rtx to rtx_insn *. (copy_reg_eh_region_note_backward): Likewise for param "last" and local "insn". * expr.c (fixup_args_size_notes): Rename param "last" to "uncast_last" and reintroduce "last" as a local rtx_insn * using a checked cast. Strengthen local "insn" from rtx to rtx_insn *. * function.c (set_insn_locations): Strengthen param "insn" from rtx to rtx_insn *. (record_insns): Likewise for param "insns" and local "tmp". (active_insn_between): Rename param "tail" to "uncast_tail" and reintroduce "tail" as a local rtx_insn * using a checked cast. (thread_prologue_and_epilogue_insns): Split out top-level local rtx "seq" into three different rtx_insn * locals. Strengthen local "prologue_seq" from rtx to rtx_insn *. * gcse.c (insert_insn_end_basic_block): Strenghen local "insn" from rtx to rtx_insn *. * haifa-sched.c (initiate_bb_reg_pressure_info): Likewise. (priority): Likewise for locals "prev_first", "twin". (setup_insn_max_reg_pressure): Likewise for param "after". (sched_setup_bb_reg_pressure_info): Likewise. (no_real_insns_p): Strengthen params from const_rtx to const rtx_insn *. (schedule_block): Strengthen local "next_tail" from rtx to rtx_insn *. * ifcvt.c (find_active_insn_before): Strengthen return type and param "insn" from rtx to rtx_insn *. (find_active_insn_after): Likewise. (cond_exec_process_insns): Likewise for param "start" and local "insn". (cond_exec_process_if_block): Likewise for locals "then_start", "then_end", "else_start", "else_end", "insn", "start", "end", "from". (noce_process_if_block): Likewise for local "jump". (merge_if_block): Likewise for two locals named "end". (cond_exec_find_if_block): Likewise for local "last_insn". * jump.c (delete_related_insns): Rename param "insn" to "uncast_insn" and reintroduce "insn" as a local rtx_insn * using a checked cast. Strengthen local "p" from rtx to rtx_insn *. * lra-constraints.c (inherit_reload_reg): Replace NULL_RTX with NULL. (split_reg): Likewise. * lra.c (lra_process_new_insns): Likewise. * modulo-sched.c (permute_partial_schedule): Strengthen param "last" from rtx to rtx_insn *. * optabs.c (add_equal_note): Likewise for param "insns" and local "last_insn". (expand_binop_directly): Add checked casts to rtx_insn * within NEXT_INSN (pat) uses. (expand_unop_direct): Likewise. (maybe_emit_unop_insn): Likewise. * recog.c (peep2_attempt): Strengthen locals "last", "before_try", "x" from rtx to rtx_insn *. * reorg.c (optimize_skip): Strengthen return type and local "delay_list" from rtx to rtx_insn_list *. Strengthen param "insn" and locals "trial", "next_trial" from rtx to rtx_insn *. * resource.c (next_insn_no_annul): Strengthen return type and param "insn" from rtx to rtx_insn *. Use a cast to and method of rtx_sequence to clarify the code. (mark_referenced_resources): Add a checked cast to rtx_insn * within PREV_INSN (x). (find_dead_or_set_registers): Strengthen return type, param "target", locals "insn", "next", "jump_insn", "this_jump_insn" from rtx to rtx_insn *. Strengthen param "jump_target" from rtx * to rtx_insn **. (mark_target_live_regs): Strengthen params "insns" and "target", locals "insn", "jump_target", "start_insn", "stop_insn" from rtx to rtx_insn *. Use cast to and method of rtx_sequence to clarify the code. * resource.h (mark_target_live_regs): Strengthen params 1 and 2 from rtx to rtx_insn *. * rtl.h (copy_reg_eh_region_note_forward): Strengthen second param from rtx to rtx_insn *. (copy_reg_eh_region_note_backward): Likewise. (unshare_all_rtl_in_chain): Likewise for sole param. (dump_rtl_slim): Strengthen second and third params from const_rtx to const rtx_insn *. * sched-deps.c (sched_free_deps): Strengthen params "head" and "tail" and locals "insn", "next_tail" from rtx to rtx_insn *. * sched-ebb.c (init_ready_list): Strengthen locals "prev_head", "next_tail" from rtx to rtx_insn *. (begin_move_insn): Likewise for local "next". * sched-int.h (sched_free_deps): Likewise for first and second params. (no_real_insns_p): Strengthen both params from const_rtx to const rtx_insn *. (sched_setup_bb_reg_pressure_info): Strengthen second params from rtx to rtx_insn *. * sched-rgn.c (init_ready_list): Likewise for locals "prev_head", "next_tail". * sched-vis.c (dump_rtl_slim): Strengthen params "first", "last" and locals "insn", "tail" from const_rtx to const rtx_insn *. (rtl_dump_bb_for_graph): Strengthen local "insn" from rtx to rtx_insn *. (debug_rtl_slim): Strengthen params "first" and "last" from const_rtx to const rtx_insn *. * shrink-wrap.c (try_shrink_wrapping): Strengthen param "prologue_seq" and locals "seq", "p_insn" from rtx to rtx_insn *. (convert_to_simple_return): Likewise for param "returnjump". * shrink-wrap.h (try_shrink_wrapping): Likewise for param "prologue_seq". (convert_to_simple_return): Likewise for param "returnjump". * valtrack.c (propagate_for_debug): Likewise for params "insn", "last". * valtrack.h (propagate_for_debug): Likewise for second param. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@214693 138bc75d-0d04-0410-961f-82ee72b054a4
* function.c and shrink-wrap.*: more rtx_insndmalcolm2014-08-251-1/+1
| | | | | | | | | | | | | | gcc/ * function.c (thread_prologue_and_epilogue_insns): Likewise for locals "returnjump", "epilogue_end", "insn", "next". * shrink-wrap.h (get_unconverted_simple_return): Strengthen param "returnjump" from rtx * to rtx_insn **. * shrink-wrap.c (get_unconverted_simple_return): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@214472 138bc75d-0d04-0410-961f-82ee72b054a4
* shrink-wrap.*: Use rtx_insn (touches config/i386/i386.c)dmalcolm2014-08-221-2/+3
| | | | | | | | | | | | | | | | | | | | | | | | | | | gcc/ 2014-08-22 David Malcolm <dmalcolm@redhat.com> * shrink-wrap.h (requires_stack_frame_p): Strengthen param 1 "insn" from rtx to rtx_insn *. (dup_block_and_redirect): Likewise for param 3 "before". * shrink-wrap.c (requires_stack_frame_p): Strengthen param "insn" from rtx to rtx_insn *. (move_insn_for_shrink_wrap): Likewise. (prepare_shrink_wrap): Likewise for locals "insn", "curr". (dup_block_and_redirect): Likewise for param "before" and local "insn". (try_shrink_wrapping): Likewise for locals "insn", "insert_point", "end". (convert_to_simple_return): Likewise for local "start". * config/i386/i386.c (ix86_finalize_stack_realign_flags): Strengthen local "insn" from rtx to rtx_insn *, for use when invoking requires_stack_frame_p. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@214381 138bc75d-0d04-0410-961f-82ee72b054a4
* 2014-05-15 Zhenqiang Chen <zhenqiang.chen@linaro.org>zqchen2014-05-151-1/+1
| | | | | | | | | | | | | * shrink-wrap.h: Update comment. * shrink-wrap.c: Update comment. (next_block_for_reg): Rename to live_edge_for_reg. (live_edge_for_reg): Allow live_edge->dest has two predecessors. (move_insn_for_shrink_wrap): Split live_edge. (prepre_shrink_wrap): One more parameter for move_insn_for_shrink_wrap. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@210457 138bc75d-0d04-0410-961f-82ee72b054a4
* 2014-05-13 Zhenqiang Chen <zhenqiang.chen@linaro.org>zqchen2014-05-131-0/+52
* Makefile.in: add shrink-wrap.o. * config/i386/i386.c: include "shrink-wrap.h" * function.c: Likewise. (requires_stack_frame_p, next_block_for_reg, move_insn_for_shrink_wrap, prepare_shrink_wrap, dup_block_and_redirect): Move to shrink-wrap.c (thread_prologue_and_epilogue_insns): Extract three code segments as functions in shrink-wrap.c * function.h: Move #ifdef HAVE_simple_return ... #endif block to shrink-wrap.h * shrink-wrap.c: New file. * shrink-wrap.h: New file. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@210351 138bc75d-0d04-0410-961f-82ee72b054a4