[all-commits] [llvm/llvm-project] dd4bf2: [X86] combineBlendOfPermutes - don't introduce lan...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: dd4bf22b9380e797362fac1415a1796da338b2db
      https://github.com/llvm/llvm-project/commit/dd4bf22b9380e797362fac1415a1796da338b2db
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2024-05-08 (Wed, 08 May 2024)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/vector-shuffle-256-v4.ll
    M llvm/test/CodeGen/X86/vector-shuffle-combining-avx.ll

  Log Message:
  -----------
  [X86] combineBlendOfPermutes - don't introduce lane-crossing permutes without AVX2 support.

Fixes #91433



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