[PATCH] D123782: [AArch64] Generate AND in place of CSEL for Table Based CTTZ lowering in -O3

Rahul via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon May 2 01:06:25 PDT 2022


rahular-rrlogic updated this revision to Diff 426350.
rahular-rrlogic added a comment.

Renamed the function that performs the folding of CSEL into AND for CTTZ. Added more early outs. Fixed diff.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D123782/new/

https://reviews.llvm.org/D123782

Files:
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/test/CodeGen/AArch64/table-based-cttz.ll

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