[all-commits] [llvm/llvm-project] e4c454: [X86] Add a few more shuffles to hasUndefRegUpdate.

[topperc via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: e4c454b065be3b884b09fe7c0043f4445bdbd585
      https://github.com/llvm/llvm-project/commit/e4c454b065be3b884b09fe7c0043f4445bdbd585
  Author: Craig Topper <craig.topper at gmail.com>
  Date:   2020-05-10 (Sun, 10 May 2020)

  Changed paths:
    M llvm/lib/Target/X86/X86InstrInfo.cpp
    M llvm/test/CodeGen/X86/mmx-build-vector.ll
    M llvm/test/CodeGen/X86/vector-idiv-v2i32.ll
    M llvm/test/CodeGen/X86/vector-shuffle-512-v8.ll

  Log Message:
  -----------
  [X86] Add a few more shuffles to hasUndefRegUpdate.

Mostly found by asserting on tests that have undef operands. I'm
sure this isn't an exhaustive list.