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

[Matt Arsenault via llvm-commits]

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@@ -1,4 +1,5 @@
 # RUN: llc -mtriple=aarch64-none-linux-gnu -run-pass=prologepilog %s -o - | FileCheck %s
+# RUN: llc -mtriple=aarch64-none-linux-gnu -passes='prolog-epilog' %s -o - | FileCheck %s
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arsenm wrote:

I don't think it's necessary to update every single -run-pass=prologepilog test to test both pass managers. We just need a sample here. For most tests it's excessive to test both 

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