diff options
| author | nemet <nemet@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-09-15 22:18:34 +0000 |
|---|---|---|
| committer | nemet <nemet@138bc75d-0d04-0410-961f-82ee72b054a4> | 2009-09-15 22:18:34 +0000 |
| commit | 47730c87d86d5cbaf98c9dfc492367522f471948 (patch) | |
| tree | 0befb5f9dc236afbc37fa0753d23a2b5c9ee9a08 /gcc/reorg.c | |
| parent | cac0aa5ae50ff1c27722586c2febc15e44b9752e (diff) | |
| download | gcc-47730c87d86d5cbaf98c9dfc492367522f471948.tar.gz | |
PR bootstrap/41349
* reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
trying to limit the extent of searches in the insn stream.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@151731 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/reorg.c')
| -rw-r--r-- | gcc/reorg.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/gcc/reorg.c b/gcc/reorg.c index 4453ccabca6..4871b0e8c29 100644 --- a/gcc/reorg.c +++ b/gcc/reorg.c @@ -1630,13 +1630,14 @@ redundant_insn (rtx insn, rtx target, rtx delay_list) for (trial = PREV_INSN (target), insns_to_search = MAX_DELAY_SLOT_INSN_SEARCH; trial && insns_to_search > 0; - trial = PREV_INSN (trial), --insns_to_search) + trial = PREV_INSN (trial)) { if (LABEL_P (trial)) return 0; - if (! INSN_P (trial)) + if (!NONDEBUG_INSN_P (trial)) continue; + --insns_to_search; pat = PATTERN (trial); if (GET_CODE (pat) == USE || GET_CODE (pat) == CLOBBER) @@ -1735,10 +1736,11 @@ redundant_insn (rtx insn, rtx target, rtx delay_list) for (trial = PREV_INSN (target), insns_to_search = MAX_DELAY_SLOT_INSN_SEARCH; trial && !LABEL_P (trial) && insns_to_search > 0; - trial = PREV_INSN (trial), --insns_to_search) + trial = PREV_INSN (trial)) { - if (!INSN_P (trial)) + if (!NONDEBUG_INSN_P (trial)) continue; + --insns_to_search; pat = PATTERN (trial); if (GET_CODE (pat) == USE || GET_CODE (pat) == CLOBBER) |