[PATCH] D62818: [InstCombine] Introduce fold for icmp pred (and X, (sh signbit, Y)), 0.

Huihui Zhang via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Fri Jun 7 14:42:38 PDT 2019


huihuiz updated this revision to Diff 203627.
huihuiz retitled this revision from "[InstCombine] Fix fold order for icmp pred (and (sh X, Y),  C), 0." to "[InstCombine] Introduce fold for icmp pred (and X, (sh signbit, Y)), 0.".
huihuiz edited the summary of this revision.
huihuiz added a comment.

D62818 <https://reviews.llvm.org/D62818> is now split into D63025 <https://reviews.llvm.org/D63025> , D63026 <https://reviews.llvm.org/D63026> , D63028 <https://reviews.llvm.org/D63028> and D62818 <https://reviews.llvm.org/D62818>


Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D62818/new/

https://reviews.llvm.org/D62818

Files:
  lib/Transforms/InstCombine/InstCombineCompares.cpp
  test/Transforms/InstCombine/icmp-signbit-shift-and.ll

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