[all-commits] [llvm/llvm-project] d7eb92: [DAG] SimplifyDemandedBits - attempt to use Simpli...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: d7eb9240c0dd4f67f12116e8af4918261e0391b1
      https://github.com/llvm/llvm-project/commit/d7eb9240c0dd4f67f12116e8af4918261e0391b1
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-07-18 (Tue, 18 Jul 2023)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
    M llvm/test/CodeGen/X86/srem-seteq-illegal-types.ll
    M llvm/test/CodeGen/X86/vec_setcc.ll
    M llvm/test/CodeGen/X86/vector-interleaved-load-i16-stride-7.ll

  Log Message:
  -----------
  [DAG] SimplifyDemandedBits - attempt to use SimplifyMultipleUseDemandedBits for bitcasts from larger element types

Attempt to avoid multi-use ops if the bitcast doesn't need anything from them.