diff options
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/InstructionCombining.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp index b4262743a3c..7117bda7067 100644 --- a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp +++ b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp @@ -1538,11 +1538,12 @@ Value *InstCombiner::SimplifyDemandedVectorElts(Value *V, APInt DemandedElts, } } + APInt UndefElts4(LHSVWidth, 0); TmpV = SimplifyDemandedVectorElts(I->getOperand(0), LeftDemanded, - UndefElts2, Depth+1); + UndefElts4, Depth+1); if (TmpV) { I->setOperand(0, TmpV); MadeChange = true; } - APInt UndefElts3(VWidth, 0); + APInt UndefElts3(LHSVWidth, 0); TmpV = SimplifyDemandedVectorElts(I->getOperand(1), RightDemanded, UndefElts3, Depth+1); if (TmpV) { I->setOperand(1, TmpV); MadeChange = true; } @@ -1553,7 +1554,7 @@ Value *InstCombiner::SimplifyDemandedVectorElts(Value *V, APInt DemandedElts, if (MaskVal == -1u) { UndefElts.set(i); } else if (MaskVal < LHSVWidth) { - if (UndefElts2[MaskVal]) { + if (UndefElts4[MaskVal]) { NewUndefElts = true; UndefElts.set(i); } |
