[all-commits] [llvm/llvm-project] 2258b3: [X86][AVX] getFauxShuffleMask - decode VBROADCAST(...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 2258b367dbe9286b31ef88f5361d108c62216d00
      https://github.com/llvm/llvm-project/commit/2258b367dbe9286b31ef88f5361d108c62216d00
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2021-02-19 (Fri, 19 Feb 2021)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/vector-shuffle-combining-avx2.ll

  Log Message:
  -----------
  [X86][AVX] getFauxShuffleMask - decode VBROADCAST(EXTRACT_VECTOR_ELT(V,0))

Handle the case where we're broadcasting a scalar extracted from another vector.