[all-commits] [llvm/llvm-project] 277309: [X86] combineConcatVectorOps - add basic concat(un...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 2773098ee3187d5f9daca8938d57657dd89dd36f
      https://github.com/llvm/llvm-project/commit/2773098ee3187d5f9daca8938d57657dd89dd36f
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-07-24 (Mon, 24 Jul 2023)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/avx512fp16-frem.ll
    M llvm/test/CodeGen/X86/vector-half-conversions.ll
    M llvm/test/CodeGen/X86/vector-interleaved-load-i64-stride-4.ll
    M llvm/test/CodeGen/X86/vector-interleaved-load-i64-stride-8.ll
    M llvm/test/CodeGen/X86/vector-interleaved-store-i16-stride-7.ll
    M llvm/test/CodeGen/X86/vector-interleaved-store-i16-stride-8.ll
    M llvm/test/CodeGen/X86/vector-interleaved-store-i64-stride-4.ll
    M llvm/test/CodeGen/X86/vector-interleaved-store-i64-stride-5.ll
    M llvm/test/CodeGen/X86/vector-interleaved-store-i64-stride-6.ll
    M llvm/test/CodeGen/X86/vector-interleaved-store-i64-stride-7.ll
    M llvm/test/CodeGen/X86/vector-interleaved-store-i64-stride-8.ll
    M llvm/test/CodeGen/X86/vector-interleaved-store-i8-stride-7.ll
    M llvm/test/CodeGen/X86/vector-interleaved-store-i8-stride-8.ll
    M llvm/test/CodeGen/X86/vector-reduce-ctpop.ll

  Log Message:
  -----------
  [X86] combineConcatVectorOps - add basic concat(unpack(x,y),unpack(z,w)) -> unpack(concat(x,z),concat(y,w)) handling

Very limited support as we don't want to interfere with build_vector patterns