[PATCH] D56421: [X86] Call SimplifyDemandedBits on conditions of X86ISD::SHRUNKBLEND

[Craig Topper via Phabricator via llvm-commits]

craig.topper updated this revision to Diff 180930.
craig.topper added a comment.

Reuse combineVSelectToShrunkBlend. This reduces the code and should allow better optimization when the select condition is used by multiple selects.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D56421/new/

https://reviews.llvm.org/D56421

Files:
  lib/Target/X86/X86ISelLowering.cpp
  test/CodeGen/X86/avx2-logic.ll
  test/CodeGen/X86/vector-reduce-smax.ll
  test/CodeGen/X86/vector-reduce-smin.ll
  test/CodeGen/X86/vector-reduce-umax.ll
  test/CodeGen/X86/vector-reduce-umin.ll

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