[PATCH] D48765: [X86] The TEST instruction is eliminated when BSF/TZCNT is used

Craig Topper via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Jul 9 00:45:19 PDT 2018

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craig.topper added a comment.

What happens with cttz when -mattr=bmi which enables the tzcnt instruction


Repository:
  rL LLVM

https://reviews.llvm.org/D48765

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