[all-commits] [llvm/llvm-project] 3a7580: [X86] Allow i8 CTPOP expansion to work with a 'shi...

Simon Pilgrim via All-commits all-commits at lists.llvm.org
Fri Feb 2 10:14:02 PST 2024


  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 3a758076f54d521d20e32856a62c7d24803ee9e8
      https://github.com/llvm/llvm-project/commit/3a758076f54d521d20e32856a62c7d24803ee9e8
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-02-02 (Fri, 02 Feb 2024)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/ctpop-mask.ll

  Log Message:
  -----------
  [X86] Allow i8 CTPOP expansion to work with a 'shifted' active bits value of 8 bits or less

Shift down the value so the active bits are at the lsb


  Commit: faeb3d1f106d607f51babe3770e899bc9bda7f3a
      https://github.com/llvm/llvm-project/commit/faeb3d1f106d607f51babe3770e899bc9bda7f3a
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-02-02 (Fri, 02 Feb 2024)

  Changed paths:
    M llvm/test/CodeGen/AMDGPU/ctpop64.ll

  Log Message:
  -----------
  [AMDGPU] Regenerate ctpop64.ll test checks


Compare: https://github.com/llvm/llvm-project/compare/7ecfb66c77ad...faeb3d1f106d


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