[PATCH] D24381: [InstCombine] Convert shuffle with single constant vector element to insertelement.

[Alexey Bataev via llvm-commits]

ABataev updated this revision to Diff 71368.
ABataev added a comment.

Fixes an issue with shuffling the elements from the other input. In this case we should retain the shuffle.


https://reviews.llvm.org/D24381

Files:
  lib/Transforms/InstCombine/InstCombineSimplifyDemanded.cpp
  test/Transforms/InstCombine/insert-const-shuf.ll
  test/Transforms/InstCombine/x86-insertps.ll

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