diff options
Diffstat (limited to 'llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp')
| -rw-r--r-- | llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp b/llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp index 5222cd498f3..4dabbda66b9 100644 --- a/llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp +++ b/llvm/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp @@ -453,11 +453,11 @@ Value *InstCombiner::SimplifyDemandedUseBits(Value *V, APInt DemandedMask, // If we are known to be adding/subtracting zeros to every bit below // the highest demanded bit, we just return the other side. - if ((DemandedFromOps & RHSKnownZero) == DemandedFromOps) + if (DemandedFromOps.isSubsetOf(RHSKnownZero)) return I->getOperand(0); // We can't do this with the LHS for subtraction. if (I->getOpcode() == Instruction::Add && - (DemandedFromOps & LHSKnownZero) == DemandedFromOps) + DemandedFromOps.isSubsetOf(LHSKnownZero)) return I->getOperand(1); } |
