[PATCH] D116191: [X86] isVectorShiftByScalarCheap - vXi8 select(shift(x,splat0),shift(x,splat1)) is better than shift(x,select(splat0,splat1))

[Simon Pilgrim via Phabricator via llvm-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGa3f50fb06dd4: [X86] isVectorShiftByScalarCheap - vXi8 select(shift(x,splat0),shift(x,splat1))… (authored by RKSimon).

Changed prior to commit:
  https://reviews.llvm.org/D116191?vs=395933&id=396019#toc

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D116191/new/

https://reviews.llvm.org/D116191

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/Transforms/CodeGenPrepare/X86/vec-shift-inseltpoison.ll
  llvm/test/Transforms/CodeGenPrepare/X86/vec-shift.ll
  llvm/test/Transforms/CodeGenPrepare/X86/x86-shuffle-sink-inseltpoison.ll
  llvm/test/Transforms/CodeGenPrepare/X86/x86-shuffle-sink.ll

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