From 2d21f7d6b3ae0926ceb13bb4598627c8df99105e Mon Sep 17 00:00:00 2001
From: Jan Hubicka <jh@suse.cz>
Date: Mon, 24 Feb 2003 22:10:39 +0100
Subject: [PATCH] * combine.c (simplify_shift_const): Fix previous patch.
From-SVN: r63380
---
gcc/ChangeLog | 4 ++++
gcc/combine.c | 4 ++--
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 99d62afed7fd..b0c871990443 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+Mon Feb 24 22:08:22 CET 2003 Jan Hubicka <jh@suse.cz>
+
+ * combine.c (simplify_shift_const): Fix previous patch.
+
2003-02-24 Jeff Law <law@redhat.com>
* i386.md (testdi_1_rex64): Discourage reload from using the %eax
diff --git a/gcc/combine.c b/gcc/combine.c
index 7792537d34b4..126f90040dfa 100644
--- a/gcc/combine.c
+++ b/gcc/combine.c
@@ -9434,12 +9434,12 @@ simplify_shift_const (x, code, result_mode, varop, orig_count)
if (code == LSHIFTRT
&& GET_MODE_BITSIZE (shift_mode) <= HOST_BITS_PER_WIDE_INT
&& !(nonzero_bits (varop, shift_mode) >> count))
- return const0_rtx;
+ varop = const0_rtx;
if (code == ASHIFT
&& GET_MODE_BITSIZE (shift_mode) <= HOST_BITS_PER_WIDE_INT
&& !((nonzero_bits (varop, shift_mode) << count)
& GET_MODE_MASK (shift_mode)))
- return const0_rtx;
+ varop = const0_rtx;
switch (GET_CODE (varop))
{
--
GitLab