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| author | Bernd Schmidt <crux@pool.informatik.rwth-aachen.de> | 1998-10-16 00:08:51 +0000 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 1998-10-15 18:08:51 -0600 |
| commit | 6764d250ec661945176113c1e58262884c02dc9a (patch) | |
| tree | 35e9d178ac30fae30efb3a75fce6b7fa5ed815f3 /gcc/cse.c | |
| parent | 913135dfc2dce8e152ff5864dce5fffaca4ce1c5 (diff) | |
| download | gcc-6764d250ec661945176113c1e58262884c02dc9a.zip gcc-6764d250ec661945176113c1e58262884c02dc9a.tar.gz gcc-6764d250ec661945176113c1e58262884c02dc9a.tar.bz2 | |
flow.c (life_analysis_1): Do not clobber regs_ever_live after reload.
* flow.c (life_analysis_1): Do not clobber regs_ever_live after
reload. Never perform rescans of the insn chain after reload.
(propagate_block): Do not delete insn or create new autoinc addressing
modes after reload.
* jump.c (jump_optimize): Unconditionally use the code that was
previously conditional on PRESERVE_DEATH_INFO_REGNO_P.
* reload1.c (reload): When reloading is finished, delete all
REG_DEAD and REG_UNUSED notes.
(emit_reload_insns): Delete all code that was conditional on
PRESERVE_DEATH_INFO_REGNO_P.
(no_longer_dead_regs): Delete variable.
(reload_cse_delete_death_notes): Delete function.
(reload_cse_no_longer_dead): Delete function.
(reload_cse_regs_1): Delete all code to handle deletion of death
notes.
(reload_cse_noop_set_p): Likewise.
(reload_cse_simplify_set): Likewise.
(reload_cse_simplify_operands): Likewise.
(reload_cse_move2add): Likewise.
* reorg.c (used_spill_regs): Delete declaration.
(max_label_num_after_reload): Delete declaration.
(find_dead_or_set_registers): Don't assume that spill regs are
dead at a CODE_LABEL.
* rtlanal.c (dead_or_set_regno_p): Death notes are always accurate,
even after reload.
* sched.c (sched_analyze_insn): Likewise.
(update_flow_info): Likewise.
* haifa-sched.c (sched_analyze_insn): Likewise.
(update_flow_info): Likewise.
* tm.texi (PRESERVE_DEATH_INFO_REGNO_P): Delete documentation.
* toplev.c (max_label_num_after_reload): Delete variable.
(rest_of_compilation): Don't set max_label_num_after_reload.
Call life_analysis after reload_cse_regs if optimizing.
* config/gmicro/gmicro.h: Delete comment referring to
PRESERVE_DEATH_INFO_REGNO_P.
* config/i386/i386.h: Likewise.
* config/m88k/m88k.h: Likewise.
* config/m32r/m32r.h (PRESERVE_DEATH_INFO_REGNO_P): Delete definition.
* config/sh/sh.h: Likewise.
Accurate REG_DEAD notes after reload.
Co-Authored-By: Jeffrey A Law <law@cygnus.com>
From-SVN: r23120
Diffstat (limited to 'gcc/cse.c')
0 files changed, 0 insertions, 0 deletions