[PATCH] D129599: Apply PGO on SimpleLoopUnswitch

[Ruobing Han via Phabricator via llvm-commits]

drcut updated this revision to Diff 450083.
drcut added a comment.
Herald added subscribers: ormris, steven_wu.

[llvm] Implement PGO for SLU
Using PGO for SLU to avoid non-trivial unswitch code on code loops, which will increase the binary code size without gain much benefit.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D129599/new/

https://reviews.llvm.org/D129599

Files:
  llvm/lib/Passes/PassBuilder.cpp
  llvm/lib/Transforms/Scalar/SimpleLoopUnswitch.cpp
  llvm/test/Other/new-pm-defaults.ll
  llvm/test/Other/new-pm-thinlto-defaults.ll
  llvm/test/Other/new-pm-thinlto-postlink-pgo-defaults.ll
  llvm/test/Other/new-pm-thinlto-postlink-samplepgo-defaults.ll
  llvm/test/Other/new-pm-thinlto-prelink-pgo-defaults.ll
  llvm/test/Other/new-pm-thinlto-prelink-samplepgo-defaults.ll
  llvm/test/Transforms/LoopPredication/preserve-bpi.ll
  llvm/test/Transforms/SimpleLoopUnswitch/PGO-nontrivial-unswitch.ll
  llvm/test/Transforms/SimpleLoopUnswitch/nontrivial-unswitch-markloopasdeleted.ll

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