diff options
Diffstat (limited to 'llvm/lib/Transforms/Vectorize/LoopVectorize.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Vectorize/LoopVectorize.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp index 39e78157232..a5d10c0e5bf 100644 --- a/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp +++ b/llvm/lib/Transforms/Vectorize/LoopVectorize.cpp @@ -6092,7 +6092,7 @@ unsigned LoopVectorizationCostModel::getInstructionCost(Instruction *I, TargetTransformInfo::OP_None; Value *Op2 = I->getOperand(1); - // Check for a splat of a constant or for a non uniform vector of constants. + // Check for a splat or for a non uniform vector of constants. if (isa<ConstantInt>(Op2)) { ConstantInt *CInt = cast<ConstantInt>(Op2); if (CInt && CInt->getValue().isPowerOf2()) @@ -6107,6 +6107,8 @@ unsigned LoopVectorizationCostModel::getInstructionCost(Instruction *I, Op2VP = TargetTransformInfo::OP_PowerOf2; Op2VK = TargetTransformInfo::OK_UniformConstantValue; } + } else if (Legal->isUniform(Op2)) { + Op2VK = TargetTransformInfo::OK_UniformValue; } return TTI.getArithmeticInstrCost(I->getOpcode(), VectorTy, Op1VK, Op2VK, |
