[all-commits] [llvm/llvm-project] a3e38b: [DAG] SimplifyDemandedVectorElts - if every and/mu...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a3e38b4a206b07077f964e8e0a32c4c39714ac42
      https://github.com/llvm/llvm-project/commit/a3e38b4a206b07077f964e8e0a32c4c39714ac42
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2022-07-24 (Sun, 24 Jul 2022)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
    M llvm/test/CodeGen/X86/vector-partial-undef.ll

  Log Message:
  -----------
  [DAG] SimplifyDemandedVectorElts - if every and/mul element-pair has a zero/undef then just constant fold to zero