[PATCH] D126113: [BOLT] Increase coverage of shrink wrapping [3/5]

[Rafael Auler via Phabricator via llvm-commits]

rafauler created this revision.
rafauler added reviewers: Amir, maksfb, yota9, ayermolo, zr33.
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Add the option to run -equalize-bb-counts before shrink
wrapping to avoid unnecessarily optimizing some CFGs where profile is
inaccurate but we can prove two blocks have the same frequency.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D126113

Files:
  bolt/include/bolt/Passes/MCF.h
  bolt/include/bolt/Utils/CommandLineOpts.h
  bolt/lib/Passes/FrameOptimizer.cpp
  bolt/lib/Passes/MCF.cpp
  bolt/lib/Passes/ShrinkWrapping.cpp
  bolt/lib/Utils/CommandLineOpts.cpp
  bolt/test/X86/shrinkwrapping-do-not-pessimize.s

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