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authorCraig Topper <craig.topper@gmail.com>2012-03-18 22:50:10 +0000
committerCraig Topper <craig.topper@gmail.com>2012-03-18 22:50:10 +0000
commit97327dc6ef5183bbad308e19ed86488c7e94d973 (patch)
tree537221f4cac4f86cdb02c789c3203e411f9b0879 /lib
parent75d05e6121b9c9ecad4668df42796d702cc11fb6 (diff)
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isCommutedMOVLMask should only look at 128-bit vectors to match isMOVLMask.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153027 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
-rw-r--r--lib/Target/X86/X86ISelLowering.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp
index 16bd67e32e..d90317f98d 100644
--- a/lib/Target/X86/X86ISelLowering.cpp
+++ b/lib/Target/X86/X86ISelLowering.cpp
@@ -3712,6 +3712,8 @@ static bool isVPERMILPMask(ArrayRef<int> Mask, EVT VT, bool HasAVX) {
static bool isCommutedMOVLMask(ArrayRef<int> Mask, EVT VT,
bool V2IsSplat = false, bool V2IsUndef = false) {
unsigned NumOps = VT.getVectorNumElements();
+ if (VT.getSizeInBits() == 256)
+ return false;
if (NumOps != 2 && NumOps != 4 && NumOps != 8 && NumOps != 16)
return false;