[all-commits] [llvm/llvm-project] 29e646: [X86] combineConcatVectorOps - combine VROTLI/VROT...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 29e646fe655cb63a23a08e7213599e51ef564ab5
      https://github.com/llvm/llvm-project/commit/29e646fe655cb63a23a08e7213599e51ef564ab5
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2020-02-09 (Sun, 09 Feb 2020)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/vector-shuffle-512-v32.ll
    M llvm/test/CodeGen/X86/vector-shuffle-512-v64.ll

  Log Message:
  -----------
  [X86] combineConcatVectorOps - combine VROTLI/VROTRI ops

Fix issue mentioned on rGe82e17d4d4ca - non-AVX512BW targets failed to concatenate 256-bit rotations back to 512-bits (split during shuffle lowering as they don't have v32i16/v64i8 types).