[all-commits] [llvm/llvm-project] 1300a4: Revert rG23cb32c6d5bda0919cc1ef129917ceb2dbf1b1b8 ...

[Simon Pilgrim via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 1300a4fdae35468d6e1fe41a9fa2b2468fb6fe9d
      https://github.com/llvm/llvm-project/commit/1300a4fdae35468d6e1fe41a9fa2b2468fb6fe9d
  Author: Simon Pilgrim <llvm-dev at redking.me.uk>
  Date:   2023-02-12 (Sun, 12 Feb 2023)

  Changed paths:
    M llvm/lib/Target/X86/X86ISelLowering.cpp
    M llvm/test/CodeGen/X86/prefer-avx256-mask-shuffle.ll

  Log Message:
  -----------
  Revert rG23cb32c6d5bda0919cc1ef129917ceb2dbf1b1b8 "[X86] combineX86ShufflesRecursively - treat ISD::TRUNCATE as faux shuffle"

This is causing a miscompile - waiting on a regression test from @bkramer