[all-commits] [llvm/llvm-project] 54a05f: [X86] computeKnownBitsForTargetNode - add X86ISD::...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 54a05f2ec8da4ac6e02d99e4e2afc24790d6880a
      https://github.com/llvm/llvm-project/commit/54a05f2ec8da4ac6e02d99e4e2afc24790d6880a
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2021-03-21 (Sun, 21 Mar 2021)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/shrink_vmul.ll

  Log Message:
  -----------
  [X86] computeKnownBitsForTargetNode - add X86ISD::PMULUDQ handling

Reuse the existing KnownBits multiplication code to handle what is effectively a ISD::UMUL_LOHI varient