diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 61176b01fb3..fa6c9eb967d 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -4382,6 +4382,7 @@ static bool isTargetShuffle(unsigned Opcode) { case X86ISD::VPERMILPI: case X86ISD::VPERMILPV: case X86ISD::VPERM2X128: + case X86ISD::SHUF128: case X86ISD::VPERMIL2: case X86ISD::VPERMI: case X86ISD::VPPERM: @@ -5907,6 +5908,15 @@ static bool getTargetShuffleMask(SDNode *N, MVT VT, bool AllowSentinelZero, Mask); IsUnary = IsFakeUnary = N->getOperand(0) == N->getOperand(1); break; + case X86ISD::SHUF128: + assert(N->getOperand(0).getValueType() == VT && "Unexpected value type"); + assert(N->getOperand(1).getValueType() == VT && "Unexpected value type"); + ImmN = N->getOperand(N->getNumOperands()-1); + decodeVSHUF64x2FamilyMask(NumElems, VT.getScalarSizeInBits(), + cast<ConstantSDNode>(ImmN)->getZExtValue(), + Mask); + IsUnary = IsFakeUnary = N->getOperand(0) == N->getOperand(1); + break; case X86ISD::MOVSLDUP: assert(N->getOperand(0).getValueType() == VT && "Unexpected value type"); DecodeMOVSLDUPMask(NumElems, Mask); @@ -39432,6 +39442,7 @@ SDValue X86TargetLowering::PerformDAGCombine(SDNode *N, case X86ISD::VPERMILPI: case X86ISD::VPERMILPV: case X86ISD::VPERM2X128: + case X86ISD::SHUF128: case X86ISD::VZEXT_MOVL: case ISD::VECTOR_SHUFFLE: return combineShuffle(N, DAG, DCI,Subtarget); case X86ISD::FMADD_RND: |
