[PATCH] D144284: [X86] Add transform for `(and/or (icmp eq/ne A,-1),(icmp eq/ne A,-1+C))`->`(and/or (icmp eq/ne (and ~A,-1+C),0))`

[Noah Goldstein via Phabricator via llvm-commits]

goldstein.w.n updated this revision to Diff 499011.
goldstein.w.n added a comment.

Rebase


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D144284/new/

https://reviews.llvm.org/D144284

Files:
  llvm/include/llvm/CodeGen/TargetLowering.h
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/icmp-pow2-diff.ll

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