diff options
| -rw-r--r-- | lib/Transforms/Scalar/InstructionCombining.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Transforms/Scalar/InstructionCombining.cpp b/lib/Transforms/Scalar/InstructionCombining.cpp index cd553f0811..516d72ea89 100644 --- a/lib/Transforms/Scalar/InstructionCombining.cpp +++ b/lib/Transforms/Scalar/InstructionCombining.cpp @@ -10149,8 +10149,9 @@ Instruction *InstCombiner::visitCallInst(CallInst &CI) { if (Power->isOne()) return ReplaceInstUsesWith(CI, II->getOperand(1)); // powi(x, -1) -> 1/x - return BinaryOperator::CreateFDiv(ConstantFP::get(CI.getType(), 1.0), - II->getOperand(1)); + if (Power->isAllOnesValue()) + return BinaryOperator::CreateFDiv(ConstantFP::get(CI.getType(), 1.0), + II->getOperand(1)); } break; |