[PATCH] D64285: [InstCombine] Fold select (icmp sgt x, -1), lshr (X, Y), ashr (X, Y) to ashr (X, Y))

[Dávid Bolvanský via Phabricator via llvm-commits]

xbolva00 updated this revision to Diff 209206.
xbolva00 added a comment.

Updated. Hopefully almost there.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D64285/new/

https://reviews.llvm.org/D64285

Files:
  lib/Analysis/InstructionSimplify.cpp
  lib/Transforms/InstCombine/InstCombineSelect.cpp
  test/Transforms/InstCombine/ashr-lshr.ll
  test/Transforms/InstSimplify/ashr-lshr.ll

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