[PATCH] D94856: [X86] WIP Improve optimizeCompareInstr for signed comparisons after logical operations.

Craig Topper via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Mar 30 23:17:33 PDT 2021


craig.topper updated this revision to Diff 334357.
craig.topper added a comment.

Restrict to just the BLS* and TBM instructions with tests. We already had tests for these instructions that were easy to replicate with new condition code


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D94856/new/

https://reviews.llvm.org/D94856

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

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