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| author | Uros Bizjak <uros@gcc.gnu.org> | 2008-12-31 16:36:44 +0100 |
|---|---|---|
| committer | Uros Bizjak <uros@gcc.gnu.org> | 2008-12-31 16:36:44 +0100 |
| commit | a11fe69921144efb1f1cbe5268ec3232b85ea869 (patch) | |
| tree | eaa0427bae5b4339998d546e280ad77bc3619e16 /gcc/sched-deps.c | |
| parent | f8df0eb83203acb7e5764a1f0740a705f79b9f08 (diff) | |
| download | gcc-a11fe69921144efb1f1cbe5268ec3232b85ea869.tar.gz | |
sched-deps.c (sched_analyze_2): Flush pending memory loads and stores.
* sched-deps.c (sched_analyze_2) [UNSPEC_VOLATILE]: Flush pending
memory loads and stores.
From-SVN: r142983
Diffstat (limited to 'gcc/sched-deps.c')
| -rw-r--r-- | gcc/sched-deps.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/gcc/sched-deps.c b/gcc/sched-deps.c index 81fcb806228..bff83a2b844 100644 --- a/gcc/sched-deps.c +++ b/gcc/sched-deps.c @@ -2132,9 +2132,12 @@ sched_analyze_2 (struct deps *deps, rtx x, rtx insn) flush_pending_lists (deps, insn, true, false); break; + case UNSPEC_VOLATILE: + flush_pending_lists (deps, insn, true, true); + /* FALLTHRU */ + case ASM_OPERANDS: case ASM_INPUT: - case UNSPEC_VOLATILE: { /* Traditional and volatile asm instructions must be considered to use and clobber all hard registers, all pseudo-registers and all of |