[PATCH] D36129: [X86] Use BEXTR/BEXTRI for 64-bit 'and' with a large mask

Craig Topper via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Aug 1 09:54:15 PDT 2017


craig.topper updated this revision to Diff 109141.
craig.topper retitled this revision from "[X86] Use BEXTRI for 64-bit 'and' with a large mask" to "[X86] Use BEXTR/BEXTRI for 64-bit 'and' with a large mask".
craig.topper added a comment.

Added BEXTR for BMI1 only.


https://reviews.llvm.org/D36129

Files:
  lib/Target/X86/X86InstrInfo.td
  test/CodeGen/X86/bmi.ll
  test/CodeGen/X86/tbm_patterns.ll

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