[llvm] [CostModel][AArch64] Make extractelement, with fmul user, free whenev… (PR #111479)

[David Green via llvm-commits]

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@@ -1282,12 +1281,24 @@ class BasicTTIImplBase : public TargetTransformInfoImplCRTPBase<T> {
     return 1;
   }
 
-  InstructionCost getVectorInstrCost(unsigned Opcode, Type *Val,
-                                     TTI::TargetCostKind CostKind,
-                                     unsigned Index, Value *Op0, Value *Op1) {
+  virtual InstructionCost getVectorInstrCost(unsigned Opcode, Type *Val,
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davemgreen wrote:

Remove virtual I believe, as this uses CRTP.

https://github.com/llvm/llvm-project/pull/111479