diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index f8da831bf53..b89914f8893 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -27107,6 +27107,9 @@ static bool matchUnaryPermuteVectorShuffle(MVT MaskVT, ArrayRef<int> Mask, unsigned &Shuffle, MVT &ShuffleVT, unsigned &PermuteImm) { unsigned NumMaskElts = Mask.size(); + unsigned InputSizeInBits = MaskVT.getSizeInBits(); + unsigned MaskScalarSizeInBits = InputSizeInBits / NumMaskElts; + MVT MaskEltVT = MVT::getIntegerVT(MaskScalarSizeInBits); bool ContainsZeros = false; APInt Zeroable(NumMaskElts, false); @@ -27122,7 +27125,7 @@ static bool matchUnaryPermuteVectorShuffle(MVT MaskVT, ArrayRef<int> Mask, if (AllowIntDomain && ((MaskVT.is128BitVector() && Subtarget.hasSSE2()) || (MaskVT.is256BitVector() && Subtarget.hasAVX2()))) { int ShiftAmt = matchVectorShuffleAsShift(ShuffleVT, Shuffle, - MaskVT.getScalarSizeInBits(), Mask, + MaskScalarSizeInBits, Mask, 0, Zeroable, Subtarget); if (0 < ShiftAmt) { PermuteImm = (unsigned)ShiftAmt; @@ -27138,10 +27141,6 @@ static bool matchUnaryPermuteVectorShuffle(MVT MaskVT, ArrayRef<int> Mask, return SM_SentinelUndef <= M && M < (int)NumMaskElts; }) && "Expected unary shuffle"); - unsigned InputSizeInBits = MaskVT.getSizeInBits(); - unsigned MaskScalarSizeInBits = InputSizeInBits / Mask.size(); - MVT MaskEltVT = MVT::getIntegerVT(MaskScalarSizeInBits); - // Handle PSHUFLW/PSHUFHW repeated patterns. if (MaskScalarSizeInBits == 16) { SmallVector<int, 4> RepeatedMask; |
