[PATCH] D45173: [InstCombine] Recognize idioms for ctpop and ctlz

[Krzysztof Parzyszek via Phabricator via llvm-commits]

kparzysz updated this revision to Diff 141367.
kparzysz added a comment.
Herald added a subscriber: mehdi_amini.

Moving aggressive instcombine pass to before the regular instcombine, just to demonstrate the idea.


Repository:
  rL LLVM

https://reviews.llvm.org/D45173

Files:
  lib/Transforms/AggressiveInstCombine/AggressiveInstCombine.cpp
  lib/Transforms/AggressiveInstCombine/AggressiveInstCombineInternal.h
  lib/Transforms/AggressiveInstCombine/BitCountCombine.cpp
  lib/Transforms/AggressiveInstCombine/CMakeLists.txt
  lib/Transforms/IPO/PassManagerBuilder.cpp
  test/Transforms/AggressiveInstCombine/ctlz-combine.ll
  test/Transforms/AggressiveInstCombine/ctlz-rt.ll
  test/Transforms/AggressiveInstCombine/ctpop-combine.ll
  test/Transforms/AggressiveInstCombine/ctpop-rt.ll

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