[all-commits] [llvm/llvm-project] 46b8cb: [GlobalIsel][X86] Avoid IMPLICIT_DEF in irregular ...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 46b8cbbe018dab631f1564db8563fb15a4cba2cb
      https://github.com/llvm/llvm-project/commit/46b8cbbe018dab631f1564db8563fb15a4cba2cb
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-06-15 (Thu, 15 Jun 2023)

  Changed paths:
    M llvm/test/CodeGen/X86/GlobalISel/legalize-leading-zeros.mir
    M llvm/test/CodeGen/X86/GlobalISel/legalize-trailing-zeros-undef.mir
    M llvm/test/CodeGen/X86/GlobalISel/legalize-trailing-zeros.mir

  Log Message:
  -----------
  [GlobalIsel][X86] Avoid IMPLICIT_DEF in irregular types for CTTZ/CTLZ legalization tests

IMPLICIT_DEF can lead to some pretty weird G_UNMERGE_VALUES of long lists of s1 values, try to use a real source value instead


  Commit: 29293e6f9d8d20464ffcb9f9401c968674c90ea2
      https://github.com/llvm/llvm-project/commit/29293e6f9d8d20464ffcb9f9401c968674c90ea2
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-06-15 (Thu, 15 Jun 2023)

  Changed paths:
    M llvm/test/CodeGen/X86/GlobalISel/add-scalar.ll
    M llvm/test/CodeGen/X86/GlobalISel/legalize-add.mir
    M llvm/test/CodeGen/X86/GlobalISel/legalize-sub.mir
    M llvm/test/CodeGen/X86/GlobalISel/sub-scalar.ll

  Log Message:
  -----------
  [GlobalISel][X86] Add i128 add/sub test coverage for narrowing on x86_64 triples


Compare: https://github.com/llvm/llvm-project/compare/d028188412fa...29293e6f9d8d