[PATCH] D42086: [X86] Teach LowerBUILD_VECTOR to recognize pair-wise splats of 32-bit elements and use a 64-bit broadcast

[Craig Topper via Phabricator via llvm-commits]

craig.topper updated this revision to Diff 130093.
craig.topper added a comment.

Address Sanjay's comments.


Repository:
  rL LLVM

https://reviews.llvm.org/D42086

Files:
  lib/Target/X86/X86ISelLowering.cpp
  test/CodeGen/X86/avx2-vbroadcast.ll
  test/CodeGen/X86/avx512-intrinsics-fast-isel.ll
  test/CodeGen/X86/avx512vl-intrinsics-fast-isel.ll
  test/CodeGen/X86/broadcastm-lowering.ll
  test/CodeGen/X86/insertelement-shuffle.ll
  test/CodeGen/X86/vector-shuffle-combining-xop.ll

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