[llvm] [BOLT][AArch64] Enabling Inlining for Memcpy for AArch64 in BOLT (PR #154929)

[via llvm-commits]

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@@ -2597,6 +2597,132 @@ class AArch64MCPlusBuilder : public MCPlusBuilder {
   getInstructionSize(const MCInst &Inst) const override {
     return 4;
   }
+
+  InstructionListType createInlineMemcpy(bool ReturnEnd) const override {
+    // Fallback
+    return createInlineMemcpy(ReturnEnd, std::nullopt);
+  }
+
+  std::optional<uint64_t>
+  extractMoveImmediate(const MCInst &Inst, MCPhysReg TargetReg) const override {
+    if (Inst.getOpcode() == AArch64::MOVZXi && Inst.getNumOperands() >= 3) {
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yafet-a wrote:

Thanks! I have looked through and removed them where appropriate

https://github.com/llvm/llvm-project/pull/154929