diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 15d4bde0167..0b4bf687e6c 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -43730,6 +43730,10 @@ static SDValue combineConcatVectors(SDNode *N, SelectionDAG &DAG, EVT SrcVT = N->getOperand(0).getValueType(); const TargetLowering &TLI = DAG.getTargetLoweringInfo(); + // Don't do anything for i1 vectors. + if (VT.getVectorElementType() == MVT::i1) + return SDValue(); + if (Subtarget.hasAVX() && TLI.isTypeLegal(VT) && TLI.isTypeLegal(SrcVT)) { SmallVector<SDValue, 4> Ops(N->op_begin(), N->op_end()); if (SDValue R = combineConcatVectorOps(SDLoc(N), VT.getSimpleVT(), Ops, DAG, |
