[all-commits] [llvm/llvm-project] faea1c: [X86] Add test case showing failure to fold concat...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: faea1c5ccc936d0159d55727df7617398c20130a
      https://github.com/llvm/llvm-project/commit/faea1c5ccc936d0159d55727df7617398c20130a
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-03-09 (Thu, 09 Mar 2023)

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

  Log Message:
  -----------
  [X86] Add test case showing failure to fold concat_v32i8(trunc_v16i16(x),trunc_v16i16(y)) -> trunc_v32i16(concat_v16i16(x,y))

We have similar tests but nothing that should only fold on BWI targets