[llvm-branch-commits] [llvm] [AArch64] SLP can vectorize frem (PR #82488)

[Alexey Bataev via llvm-branch-commits]

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@@ -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()))
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alexey-bataev wrote:

I disagree with this approach and still insist that it should be implemented in TTI rather doing some target specific "magic" in the vectorizers

https://github.com/llvm/llvm-project/pull/82488