aboutsummaryrefslogtreecommitdiff
path: root/gcc/reorg.c
diff options
context:
space:
mode:
authorToshiyasu Morita <toshi.morita@sega.com>2000-01-12 10:30:33 +0000
committerJeff Law <law@gcc.gnu.org>2000-01-12 03:30:33 -0700
commitb746d31a1135d7ffca251f720931a3969fbb1aed (patch)
treef6f2cb178f6104981f261466da67437e26054d0e /gcc/reorg.c
parent25e3c7bf27d5fff957b28f358324e4ad8a1dce3e (diff)
downloadgcc-b746d31a1135d7ffca251f720931a3969fbb1aed.zip
gcc-b746d31a1135d7ffca251f720931a3969fbb1aed.tar.gz
gcc-b746d31a1135d7ffca251f720931a3969fbb1aed.tar.bz2
reorg.c (fill_slots_from_thread): Check modified_in_p before replacing.
* reorg.c (fill_slots_from_thread): Check modified_in_p before replacing. From-SVN: r31349
Diffstat (limited to 'gcc/reorg.c')
-rw-r--r--gcc/reorg.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/reorg.c b/gcc/reorg.c
index de4c6ac..05fc76d 100644
--- a/gcc/reorg.c
+++ b/gcc/reorg.c
@@ -2748,7 +2748,8 @@ fill_slots_from_thread (insn, condition, thread, opposite_thread, likely,
&& GET_CODE (PATTERN (next)) != USE
&& ! reg_set_p (SET_DEST (pat), next)
&& ! reg_set_p (SET_SRC (pat), next)
- && reg_referenced_p (SET_DEST (pat), PATTERN (next)))
+ && reg_referenced_p (SET_DEST (pat), PATTERN (next))
+ && ! modified_in_p (SET_DEST (pat), next))
validate_replace_rtx (SET_DEST (pat), SET_SRC (pat), next);
}
}