diff options
| -rw-r--r-- | llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp b/llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp index 9833bbc2a15..65046f26259 100644 --- a/llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp +++ b/llvm/lib/Transforms/InstCombine/InstCombineMulDivRem.cpp @@ -1303,11 +1303,8 @@ Instruction *InstCombiner::visitURem(BinaryOperator &I) { } // 1 urem X -> zext(X != 1) - if (match(Op0, m_One())) { - Value *Cmp = Builder.CreateICmpNE(Op1, Op0); - Value *Ext = Builder.CreateZExt(Cmp, Ty); - return replaceInstUsesWith(I, Ext); - } + if (match(Op0, m_One())) + return CastInst::CreateZExtOrBitCast(Builder.CreateICmpNE(Op1, Op0), Ty); // X urem C -> X < C ? X : X - C, where C >= signbit. if (match(Op1, m_Negative())) { |
