[llvm] [SHT_LLVM_FUNC_MAP][ObjectYaml]Introduce function address map section and emit dynamic instruction count(ObjectYaml part) (PR #124332)

[James Henderson via llvm-commits]

================
@@ -1027,6 +1027,44 @@ struct PGOAnalysisMap {
   }
 };
 
+// Struct representing the FuncMap for one function.
+struct FuncMap {
+
+  // Bitfield of optional features to control the extra information
+  // emitted/encoded in the the section.
----------------
jh7370 wrote:

```suggestion
  // emitted/encoded in the section.
```

https://github.com/llvm/llvm-project/pull/124332