[PATCH] D66456: [DAGCombiner][X86] Teach visitCONCAT_VECTORS to combine (concat_vectors (concat_vectors X, Y), undef)) -> (concat_vectors X, Y, undef, undef)

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This revision was automatically updated to reflect the committed changes.
Closed by commit rL369459: [DAGCombiner][X86] Teach visitCONCAT_VECTORS to combine (concat_vectors… (authored by ctopper, committed by ).

Changed prior to commit:
  https://reviews.llvm.org/D66456?vs=216229&id=216266#toc

Repository:
  rL LLVM

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D66456/new/

https://reviews.llvm.org/D66456

Files:
  llvm/trunk/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/trunk/lib/Target/X86/X86ISelLowering.cpp
  llvm/trunk/test/CodeGen/X86/avx512vl-vec-masked-cmp.ll
  llvm/trunk/test/CodeGen/X86/oddshuffles.ll
  llvm/trunk/test/CodeGen/X86/vec_saddo.ll
  llvm/trunk/test/CodeGen/X86/vec_smulo.ll
  llvm/trunk/test/CodeGen/X86/vec_ssubo.ll
  llvm/trunk/test/CodeGen/X86/vec_uaddo.ll
  llvm/trunk/test/CodeGen/X86/vec_umulo.ll
  llvm/trunk/test/CodeGen/X86/vec_usubo.ll

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