[all-commits] [llvm/llvm-project] 9201ef: [X86] Custom match X86ISD::VPTERNLOG in X86ISelDAG...

topperc via All-commits all-commits at lists.llvm.org
Mon Aug 10 23:33:51 PDT 2020


  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 9201efb3b96e5ae229268aba8576832e80acef71
      https://github.com/llvm/llvm-project/commit/9201efb3b96e5ae229268aba8576832e80acef71
  Author: Craig Topper <craig.topper at intel.com>
  Date:   2020-08-10 (Mon, 10 Aug 2020)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelDAGToDAG.cpp
    M llvm/lib/Target/X86/X86InstrAVX512.td

  Log Message:
  -----------
  [X86] Custom match X86ISD::VPTERNLOG in X86ISelDAGToDAG in order to reduce isel patterns.

By factoring out the end of tryVPTERNLOG, we can use the same code
to directly match X86ISD::VPTERNLOG. This allows us to remove
around 3-4K worth of X86GenDAGISel.inc.




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