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authorJ"orn Rennecke <amylaar@cygnus.co.uk>1998-09-17 04:27:27 +0000
committerJoern Rennecke <amylaar@gcc.gnu.org>1998-09-17 05:27:27 +0100
commit9d2106a4a4f9d5acab8bdac8e3eb619c9ef554b6 (patch)
tree4c022051de2f494eadd180b4be480c5a0f06534f /gcc/regmove.c
parentfbe39e483d888ba43188e5c0ba716bab2fc41aa8 (diff)
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* regmove.c (copy_src_to_dest): Check that modes match.
From-SVN: r22460
Diffstat (limited to 'gcc/regmove.c')
-rw-r--r--gcc/regmove.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/regmove.c b/gcc/regmove.c
index d8dec1f..7f94be4 100644
--- a/gcc/regmove.c
+++ b/gcc/regmove.c
@@ -617,7 +617,8 @@ copy_src_to_dest (insn, src, dest, loop_depth)
&& GET_CODE (dest) == REG
&& REG_LIVE_LENGTH (REGNO (dest)) > 0
&& (set = single_set (insn)) != NULL_RTX
- && !reg_mentioned_p (dest, SET_SRC (set)))
+ && !reg_mentioned_p (dest, SET_SRC (set))
+ && GET_MODE (src) == GET_MODE (dest))
{
int old_num_regs = reg_rtx_no;