================
@@ -869,6 +870,18 @@ TargetTransformInfo::getOperandInfo(const Value *V) {
return {OpInfo, OpProps};
}
+InstructionCost TargetTransformInfo::getVecLibCallCost(
+ const int OpCode, const TargetLibraryInfo *TLI, VectorType *VecTy,
+ TTI::TargetCostKind CostKind) {
+ Type *ScalarTy = VecTy->getScalarType();
+ LibFunc Func;
+ if (TLI->getLibFunc(OpCode, ScalarTy, Func) &&
+ TLI->isFunctionVectorizable(TLI->getName(Func),
VecTy->getElementCount()))
----------------
paulwalker-arm wrote:
OK, I see what you're saying. I guess the problem here is that we're relying
on a subsequent pass (ReplaceWithVecLib) to be present in the pipeline in order
to correctly cost the FREM. With neither SLP nor TTI having this knowledge?
https://github.com/llvm/llvm-project/pull/82488
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