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authorSimon Pilgrim <llvm-dev@redking.me.uk>2017-01-06 17:00:59 +0000
committerSimon Pilgrim <llvm-dev@redking.me.uk>2017-01-06 17:00:59 +0000
commitbd3c6824d494d008d6ff148ed20ca0e1726bb62f (patch)
tree3b0ebf1e431b8b7c2f4819b4b568a61a73dde6f3 /llvm
parentde70a8807fae86da7c58b59d63326203cc95b489 (diff)
downloadbcm5719-llvm-bd3c6824d494d008d6ff148ed20ca0e1726bb62f.tar.gz
bcm5719-llvm-bd3c6824d494d008d6ff148ed20ca0e1726bb62f.zip
[X86][SSE] Simplify float domain requirement in unary shuffle matching.
The AVX1-only limit is never actually required in matchUnaryVectorShuffle llvm-svn: 291244
Diffstat (limited to 'llvm')
-rw-r--r--llvm/lib/Target/X86/X86ISelLowering.cpp3
1 files changed, 1 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index a255c502046..aed6134edaf 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -25961,8 +25961,7 @@ static bool matchUnaryVectorShuffle(MVT MaskVT, ArrayRef<int> Mask,
unsigned &Shuffle, MVT &SrcVT, MVT &DstVT) {
unsigned NumMaskElts = Mask.size();
unsigned MaskEltSize = MaskVT.getScalarSizeInBits();
- bool FloatDomain = MaskVT.isFloatingPoint() ||
- (!Subtarget.hasAVX2() && MaskVT.is256BitVector());
+ bool FloatDomain = MaskVT.isFloatingPoint();
// Match against a VZEXT_MOVL instruction, SSE1 only supports 32-bits (MOVSS).
if (((MaskEltSize == 32) || (MaskEltSize == 64 && Subtarget.hasSSE2())) &&
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