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| author | Trevor Saunders <tbsaunde+gcc@tbsaunde.org> | 2015-04-28 04:45:12 +0000 |
|---|---|---|
| committer | Trevor Saunders <tbsaunde@gcc.gnu.org> | 2015-04-28 04:45:12 +0000 |
| commit | 5251b8b3505902ee4c5f49d8c58c42f2950ba6c1 (patch) | |
| tree | 097a4454cae0a6804ad11961c8971610f939615b /gcc/alias.c | |
| parent | 08b7ff1e1dda0bb35741ad8156bf31ba5151ddea (diff) | |
| download | gcc-5251b8b3505902ee4c5f49d8c58c42f2950ba6c1.zip gcc-5251b8b3505902ee4c5f49d8c58c42f2950ba6c1.tar.gz gcc-5251b8b3505902ee4c5f49d8c58c42f2950ba6c1.tar.bz2 | |
always define HAVE_epilogue
gcc/ChangeLog:
2015-04-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
* defaults.h (gen_epilogue): New function.
(HAVE_epilogue): Add default definition to false.
* alias.c (init_alias_analysis): don't check if HAVE_epilogue is
defined.
* cfgrtl.c (cfg_layout_finalize): Likewise.
* df-scan.c: Likewise.
* function.c (thread_prologue_and_epilogue_insns): Likewise.
(reposition_prologue_and_epilogue_notes): Likewise.
* reorg.c (find_end_label): Likewise.
* toplev.c: Likewise.
From-SVN: r222506
Diffstat (limited to 'gcc/alias.c')
| -rw-r--r-- | gcc/alias.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/gcc/alias.c b/gcc/alias.c index 8f48660..7d9a3d9 100644 --- a/gcc/alias.c +++ b/gcc/alias.c @@ -2925,15 +2925,19 @@ init_alias_analysis (void) { rtx note, set; -#if defined (HAVE_prologue) || defined (HAVE_epilogue) +#if defined (HAVE_prologue) + static const bool prologue = true; +#else + static const bool prologue = false; +#endif + /* The prologue/epilogue insns are not threaded onto the insn chain until after reload has completed. Thus, there is no sense wasting time checking if INSN is in the prologue/epilogue until after reload has completed. */ - if (reload_completed + if ((prologue || HAVE_epilogue) && reload_completed && prologue_epilogue_contains (insn)) continue; -#endif /* If this insn has a noalias note, process it, Otherwise, scan for sets. A simple set will have no side effects |