[all-commits] [llvm/llvm-project] fed432: [X86] Directly emit VPTERNLOG from canonicalizeBit...

[topperc via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: fed432523edfb29db0c4e28552695446d8cc4b1b
      https://github.com/llvm/llvm-project/commit/fed432523edfb29db0c4e28552695446d8cc4b1b
  Author: Craig Topper <craig.topper at intel.com>
  Date:   2020-07-03 (Fri, 03 Jul 2020)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/min-legal-vector-width.ll
    M llvm/test/CodeGen/X86/vector-rotate-256.ll

  Log Message:
  -----------
  [X86] Directly emit VPTERNLOG from canonicalizeBitSelect when possible.

Seems to produce better results on some rotate tests. And is
neutral for other tests.