[PATCH] D124118: [Peephole-Opt] For one kind of test-after-add pattern, eliminates test if it's correct to do so.

[Mingming Liu via Phabricator via llvm-commits]

mingmingl updated this revision to Diff 425900.
mingmingl marked an inline comment as done.
mingmingl added a comment.

Set `NoSignFlag` to false (to poison SF bit for readers), and get rid of `isSFZero` helper function.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D124118/new/

https://reviews.llvm.org/D124118

Files:
  llvm/lib/Target/X86/X86InstrInfo.cpp
  llvm/test/CodeGen/X86/peephole-test-after-add.mir

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