[all-commits] [llvm/llvm-project] bc5e9e: Revert rGcd938ab162b0ac560dd0e9fee290980c7e0e47e5 ...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: bc5e9ec2dccdd18f840a09fe63c196ae25ad99d5
      https://github.com/llvm/llvm-project/commit/bc5e9ec2dccdd18f840a09fe63c196ae25ad99d5
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2021-03-11 (Thu, 11 Mar 2021)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/vector-fshr-rot-128.ll
    M llvm/test/CodeGen/X86/vector-shift-ashr-128.ll
    M llvm/test/CodeGen/X86/vector-shift-lshr-128.ll

  Log Message:
  -----------
  Revert rGcd938ab162b0ac560dd0e9fee290980c7e0e47e5 "[X86] canonicalizeShuffleWithBinOps - add X86ISD::PSHUFB handling."

Investigating an issue reported by @bkramer, possibly when the PSHUFB mask generates zero elements.