[llvm] [CodeGen] Parse frame-pointer attribute once when creating MachineFunction (PR #191974)

[Cullen Rhodes via llvm-commits]

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@@ -279,6 +280,10 @@ class MachineFrameInfo {
   /// Set to true if this function has any function calls.
   bool HasCalls = false;
 
+  /// Frame-pointer policy for this function to avoid repeated attribute
+  /// lookups in hot paths.
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c-rhodes wrote:

thanks, that's something i didnt think about at all, think it's handled now

https://github.com/llvm/llvm-project/pull/191974