[PATCH] D77417: [BFI][CGP] Add limited support for detecting missed BFI updates and fix one in CodeGenPrepare.

[Hiroshi Yamauchi via Phabricator via llvm-commits]

yamauchi created this revision.
yamauchi added a reviewer: davidxl.
Herald added a subscriber: hiraditya.
Herald added a project: LLVM.

This helps detect some missed BFI updates during CodeGenPrepare.

This is debug build only and disabled behind a flag.

Fix a missed update in CodeGenPrepare::dupRetToEnableTailCallOpts().


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D77417

Files:
  llvm/include/llvm/Analysis/BlockFrequencyInfo.h
  llvm/include/llvm/Analysis/BlockFrequencyInfoImpl.h
  llvm/lib/Analysis/BlockFrequencyInfo.cpp
  llvm/lib/CodeGen/CodeGenPrepare.cpp
  llvm/test/CodeGen/AArch64/aarch64-tbz.ll

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