[llvm] [CodeGen][NewPM] Port "PrologEpilogInserter" to NPM (PR #130550)

[Akshat Oke via llvm-commits]

================
@@ -0,0 +1,25 @@
+//===- llvm/CodeGen/PEI.h ---------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_CODEGEN_PEI_H
+#define LLVM_CODEGEN_PEI_H
+
+#include "llvm/CodeGen/MachinePassManager.h"
+
+namespace llvm {
+
+class PrologEpilogInserterPass
+    : public PassInfoMixin<PrologEpilogInserterPass> {
+public:
+  PreservedAnalyses run(MachineFunction &MF,
+                        MachineFunctionAnalysisManager &MFAM);
+};
----------------
optimisan wrote:

Need to make this a required pass as we don't check for `skipFunction`
```suggestion
  PreservedAnalyses run(MachineFunction &MF,
                        MachineFunctionAnalysisManager &MFAM);
  static bool isRequired() { return true; }
};
```

https://github.com/llvm/llvm-project/pull/130550