[PATCH] D142601: [DAGCombiner]: Add transform (and/or (icmp eq/ne (A, C)), (icmp eq/ne (A, -C))) -> (icmp eq/ne (ABS A), ABS(C))

[Noah Goldstein via Phabricator via llvm-commits]

goldstein.w.n updated this revision to Diff 493116.
goldstein.w.n added a comment.

Rebase


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D142601/new/

https://reviews.llvm.org/D142601

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

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