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loop.c (loop_regs_update): Delete else clause for PATTERN rtx and simplify. 

* loop.c (loop_regs_update): Delete else clause for PATTERN rtx and
simplify.

From-SVN: r71160
This commit is contained in:
James E Wilson 2003-09-06 22:21:35 -07:00 committed by Jim Wilson
parent 385bce060a
commit 10ef35a9da
2 changed files with 11 additions and 15 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2003-09-06 James E Wilson <wilson@tuliptree.org>
* loop.c (loop_regs_update): Delete else clause for PATTERN rtx and
simplify.
2003-09-07 Kelley Cook <kelleycook@wideopenwest.com>
* Makefile.in: Define $REMAKE to be $MAKE with LANGUAGES & BOOT_CFLAGS

21
gcc/loop.c
View File

@ -7741,25 +7741,16 @@ loop_regs_update (const struct loop *loop ATTRIBUTE_UNUSED, rtx seq)
/* Update register info for alias analysis. */
if (seq == NULL_RTX)
return;
if (INSN_P (seq))
insn = seq;
while (insn != NULL_RTX)
{
insn = seq;
while (insn != NULL_RTX)
{
rtx set = single_set (insn);
rtx set = single_set (insn);
if (set && GET_CODE (SET_DEST (set)) == REG)
record_base_value (REGNO (SET_DEST (set)), SET_SRC (set), 0);
if (set && GET_CODE (SET_DEST (set)) == REG)
record_base_value (REGNO (SET_DEST (set)), SET_SRC (set), 0);
insn = NEXT_INSN (insn);
}
insn = NEXT_INSN (insn);
}
else if (GET_CODE (seq) == SET
&& GET_CODE (SET_DEST (seq)) == REG)
record_base_value (REGNO (SET_DEST (seq)), SET_SRC (seq), 0);
}