diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Analysis/TargetTransformInfo.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/TargetTransformInfo.cpp b/llvm/lib/Analysis/TargetTransformInfo.cpp index 2bbc074186a..9de2f789c89 100644 --- a/llvm/lib/Analysis/TargetTransformInfo.cpp +++ b/llvm/lib/Analysis/TargetTransformInfo.cpp @@ -636,6 +636,12 @@ getOperandInfo(Value *V, TargetTransformInfo::OperandValueProperties &OpProps) { TargetTransformInfo::OK_AnyValue; OpProps = TargetTransformInfo::OP_None; + if (auto *CI = dyn_cast<ConstantInt>(V)) { + if (CI->getValue().isPowerOf2()) + OpProps = TargetTransformInfo::OP_PowerOf2; + return TargetTransformInfo::OK_UniformConstantValue; + } + const Value *Splat = getSplatValue(V); // Check for a splat of a constant or for a non uniform vector of constants |
