[PATCH] D121472: [X86] combineCMP - peek through zero-extensions for X86cmp(zext(x0),0) zero tests (PR38960)

[Simon Pilgrim via Phabricator via llvm-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGad3a7654dc7d: [X86] combineCMP - peek through zero-extensions for X86cmp(zext(x0),0) zero… (authored by RKSimon).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D121472/new/

https://reviews.llvm.org/D121472

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/comi-flags.ll

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