[llvm] [NewPM][CodeGen] Add `MachineFunctionAnalysis` (PR #88610)

[Arthur Eubanks via llvm-commits]

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@@ -13,6 +13,7 @@
 
 namespace llvm {
 
+// TODO: Convert it to function pass.
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aeubanks wrote:

this pass can be replaced with `InvalidateAnalysisPass<MachineFunctionAnalysis>` once everything else is in place

https://github.com/llvm/llvm-project/pull/88610