diff options
Diffstat (limited to 'lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp')
| -rw-r--r-- | lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp b/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp index c65076e883..c832ca5644 100644 --- a/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp +++ b/lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp @@ -876,7 +876,8 @@ Value *InstCombiner::SimplifyShrShlDemandedBits(Instruction *Shr, New->setHasNoUnsignedWrap(Orig->hasNoUnsignedWrap()); } else { Constant *Amt = ConstantInt::get(VarX->getType(), ShrAmt - ShlAmt); - New = BinaryOperator::CreateLShr(VarX, Amt); + New = isLshr ? BinaryOperator::CreateLShr(VarX, Amt) : + BinaryOperator::CreateAShr(VarX, Amt); } return InsertNewInstWith(New, *Shl); |