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authorRichard Stallman <rms@gnu.org>1993-04-08 22:42:43 +0000
committerRichard Stallman <rms@gnu.org>1993-04-08 22:42:43 +0000
commit6d9efc7bd691b2cec9c35fd80bf9a03c62dd8044 (patch)
tree3ebfd02c77a7c1dda6098be7a9d8e59f56ff5aa3 /gcc
parent56f9206d8bcba4a2f2acc4ecd74f08429515908e (diff)
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(mark_set_1): Clear reg_next_use at the proper place.
From-SVN: r4044
Diffstat (limited to 'gcc')
-rw-r--r--gcc/flow.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/gcc/flow.c b/gcc/flow.c
index 183f1ad..d797343 100644
--- a/gcc/flow.c
+++ b/gcc/flow.c
@@ -1795,9 +1795,6 @@ mark_set_1 (needed, dead, x, insn, significant)
/* Mark it as as dead before this insn. */
dead[offset] |= bit;
- /* The next use is no longer "next", since a store intervenes. */
- reg_next_use[regno] = 0;
-
/* A hard reg in a wide mode may really be multiple registers.
If so, mark all of them just like the first. */
if (regno < FIRST_PSEUDO_REGISTER)
@@ -1831,6 +1828,9 @@ mark_set_1 (needed, dead, x, insn, significant)
register rtx y = reg_next_use[regno];
register int blocknum = BLOCK_NUM (insn);
+ /* The next use is no longer "next", since a store intervenes. */
+ reg_next_use[regno] = 0;
+
/* If this is a hard reg, record this function uses the reg. */
if (regno < FIRST_PSEUDO_REGISTER)