From 10ef35a9da71ff3ea5cba283f0052b1caf7487b1 Mon Sep 17 00:00:00 2001 From: James E Wilson Date: Sat, 6 Sep 2003 22:21:35 -0700 Subject: [PATCH] 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 --- gcc/ChangeLog | 5 +++++ gcc/loop.c | 21 ++++++--------------- 2 files changed, 11 insertions(+), 15 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index e5a3270f83f..7669b77a036 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2003-09-06 James E Wilson + + * loop.c (loop_regs_update): Delete else clause for PATTERN rtx and + simplify. + 2003-09-07 Kelley Cook * Makefile.in: Define $REMAKE to be $MAKE with LANGUAGES & BOOT_CFLAGS diff --git a/gcc/loop.c b/gcc/loop.c index 4a987d50337..31592fc2ba1 100644 --- a/gcc/loop.c +++ b/gcc/loop.c @@ -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); } -- 2.30.2