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PR rtl-optimization/20070 / part1
authoramylaar <amylaar@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 13 Dec 2005 13:04:18 +0000 (13:04 +0000)
committeramylaar <amylaar@138bc75d-0d04-0410-961f-82ee72b054a4>
Tue, 13 Dec 2005 13:04:18 +0000 (13:04 +0000)
commitcd7f40a2f5ead133a4c885634022f711eae2c009
treee701881426d487009dc1064a87c21abe61a14c8a
parente392cde316bbbe5967d1572def874ce354fd06e0
PR rtl-optimization/20070 / part1
* flow.c (update_life_info): If PROP_POST_REGSTACK is set, call
count_or_remove_death_notes with kill == -1.
(mark_set_1): Don't add REG_DEAD / REG_UNUSED notes for stack
registers if PROP_POST_REGSTACK is set.
(mark_used_reg): Likewise.
(count_or_remove_death_notes): If kill is -1, don't remove REG_DEAD /
REG_UNUSED notes for stack regs.
* cfgcleanup.c (condjump_equiv_p): Change parameters and processing
to match rtx_equiv_p machinery.  Change caller.
(outgoing_edges_match): Likewise.
(try_crossjump_to_edge): Use struct_equiv_block_eq
instead of flow_find_cross_jump.
* basic-block.h (PROP_POST_REGSTACK, STRUCT_EQUIV_START): Define.
(STRUCT_EQUIV_RERUN, STRUCT_EQUIV_FINAL): Likewise.
(STRUCT_EQUIV_NEED_FULL_BLOCK, STRUCT_EQUIV_MATCH_JUMPS): Likewise.
(STRUCT_EQUIV_MAX_LOCAL): Likewise.
(struct struct_equiv_checkpoint, struct equiv_info): Likewise.
(insns_match_p): Update prototype.
(flow_find_cross_jump): Remove prototype.
(struct_equiv_block_eq, struct_equiv_init): Declare.
(rtx_equiv_p, condjump_equiv_p): Likewise.
* struct-equiv.c: Include reload.h.
(IMPOSSIBLE_MOVE_FACTOR): Define.
(assign_reg_reg_set, struct_equiv_make_checkpoint): New functions.
(struct_equiv_improve_checkpoint): Likewise.
(struct_equiv_restore_checkpoint, rtx_equiv_p): Likewise.
(set_dest_equiv_p, set_dest_addr_equiv_p, struct_equiv_init): Likewise.
(struct_equiv_merge, find_dying_input): Likewise.
(resolve_input_conflict, note_local_live): Likewise.
(death_notes_match_p): Change parameters and processing
to match rtx_equiv_p machinery.  Change caller.
(insns_match_p): Likewise.
(flow_find_cross_jump): Replace with:
(struct_equiv_block_eq).

Back out this change:
2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
          * recog.c (verify_changes): Make it static.
          * recog.h: Remove the corresponding prototype.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@108480 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/basic-block.h
gcc/cfgcleanup.c
gcc/flow.c
gcc/recog.c
gcc/recog.h
gcc/struct-equiv.c