[all-commits] [llvm/llvm-project] 94304d: [X86] isUpperSubvectorUndef - return the lower hal...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 94304d7e61956b5ca29c5ece1ecfd27a4791d50e
      https://github.com/llvm/llvm-project/commit/94304d7e61956b5ca29c5ece1ecfd27a4791d50e
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-07-26 (Wed, 26 Jul 2023)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp

  Log Message:
  -----------
  [X86] isUpperSubvectorUndef - return the lower half directly.

We always concat the lower subvectors back together, so do it in the helper.


  Commit: 4aa06ba39e6138b61aeeb1eb4d4f7372c5c07ff1
      https://github.com/llvm/llvm-project/commit/4aa06ba39e6138b61aeeb1eb4d4f7372c5c07ff1
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-07-26 (Wed, 26 Jul 2023)

  Changed paths:
    M llvm/test/CodeGen/X86/vector-trunc-packus.ll
    M llvm/test/CodeGen/X86/vector-trunc-ssat.ll
    M llvm/test/CodeGen/X86/vector-trunc-usat.ll

  Log Message:
  -----------
  [X86] Cleanup vector-trunc-* test prefixes

Add missing SSE2-SSSE3 common prefix to vector-trunc-ssat.ll


Compare: https://github.com/llvm/llvm-project/compare/e8a75c3f6eca...4aa06ba39e61