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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2016-07-09 21:12:03 +0000 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2016-07-09 21:12:03 +0000 |
| commit | 59c6a211cdf408de40ce0d4dcea6daf652f2dffe (patch) | |
| tree | 1b999a82c65d687d2690ef386a581095e3d591c0 /llvm/lib | |
| parent | 890b415902b1987b51a6b1e26fedd8a9a8d136ff (diff) | |
| download | bcm5719-llvm-59c6a211cdf408de40ce0d4dcea6daf652f2dffe.tar.gz bcm5719-llvm-59c6a211cdf408de40ce0d4dcea6daf652f2dffe.zip | |
[X86][SSE] Use scaleShuffleMask helper. NFCI.
llvm-svn: 274988
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 13 |
1 files changed, 2 insertions, 11 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index b8250c266ed..4e3a85a70c6 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -24879,17 +24879,8 @@ static bool matchPermuteVectorShuffle(MVT SrcVT, ArrayRef<int> Mask, // Narrow the repeated mask for 32-bit element permutes. SmallVector<int, 4> WordMask = RepeatedMask; - if (MaskScalarSizeInBits == 64) { - WordMask.clear(); - for (int M : RepeatedMask) { - if (M == SM_SentinelUndef) { - WordMask.append(2, SM_SentinelUndef); - continue; - } - WordMask.push_back((M * 2) + 0); - WordMask.push_back((M * 2) + 1); - } - } + if (MaskScalarSizeInBits == 64) + scaleShuffleMask(2, RepeatedMask, WordMask); Shuffle = (FloatDomain ? X86ISD::VPERMILPI : X86ISD::PSHUFD); ShuffleVT = (FloatDomain ? MVT::f32 : MVT::i32); |
