[llvm] [BOLT][AArch64] Support for pointer authentication (PR #117578)

[Paschalis Mpeis via llvm-commits]

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@@ -546,6 +548,27 @@ class MCPlusBuilder {
     return Analysis->isCall(Inst) || isTailCall(Inst);
   }
 
+  virtual std::optional<StringRef> getCalleeName(const MCInst &Inst) const {
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paschalis-mpeis wrote:

Could move implementation to the cpp file (of `getCalleeName` and `isNoReturnCall`) if we want to avoid including more headers earlier in this file.

https://github.com/llvm/llvm-project/pull/117578