[PATCH] D110865: X86InstrInfo: Optimize more combinations of SUB+CMP

[Matthias Braun via Phabricator via llvm-commits]

MatzeB updated this revision to Diff 381810.
MatzeB added a comment.

- Rebased on precommitted tests.
- Rewrite docu comment for `isRedundantCompareInstr`.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D110865/new/

https://reviews.llvm.org/D110865

Files:
  llvm/lib/Target/X86/X86InstrInfo.cpp
  llvm/lib/Target/X86/X86InstrInfo.h
  llvm/test/CodeGen/X86/2007-02-16-BranchFold.ll
  llvm/test/CodeGen/X86/optimize-compare.mir
  llvm/test/CodeGen/X86/postalloc-coalescing.ll

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