diff options
Diffstat (limited to 'llvm/lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 314a944858b..27a0c51e3fd 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -39229,7 +39229,8 @@ static SDValue combineScalarToVector(SDNode *N, SelectionDAG &DAG) { if (C->getAPIntValue().isOneValue()) { SDValue Mask = Src.getOperand(0); if (Mask.getOpcode() == ISD::TRUNCATE && - Mask.getOperand(0).getValueType() != MVT::i16) + (Mask.getOperand(0).getValueType() == MVT::i8 || + Mask.getOperand(0).getValueType() == MVT::i32)) Mask = Mask.getOperand(0); return DAG.getNode(ISD::SCALAR_TO_VECTOR, SDLoc(N), MVT::v1i1, Mask); } @@ -39243,11 +39244,11 @@ static SDValue combineScalarToVector(SDNode *N, SelectionDAG &DAG) { if (C->getAPIntValue().isOneValue()) { SDValue Mask = Src.getOperand(0).getOperand(0); if (Mask.getOpcode() == ISD::TRUNCATE && - Mask.getOperand(0).getValueType() != MVT::i16) + (Mask.getOperand(0).getValueType() == MVT::i8 || + Mask.getOperand(0).getValueType() == MVT::i32)) Mask = Mask.getOperand(0); - // Check if the initial value is an i16. scalar_to_vector fails to - // select for that type, so the combine should be aborted. - if (Mask.getValueType() == MVT::i16) + // Check if the initial value is of a legal type for scalar_to_vector. + if (Mask.getValueType() != MVT::i8 && Mask.getValueType() != MVT::i32) return SDValue(); return DAG.getNode(ISD::SCALAR_TO_VECTOR, SDLoc(N), MVT::v1i1, Mask); } |
