[all-commits] [llvm/llvm-project] 1242dd: GlobalISel: Combine `op undef, x` to 0

[Volkan Keles via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 1242dd330d9054a57c1403f16d5487f9e3a3a92f
      https://github.com/llvm/llvm-project/commit/1242dd330d9054a57c1403f16d5487f9e3a3a92f
  Author: Volkan Keles <vkeles at apple.com>
  Date:   2020-09-08 (Tue, 08 Sep 2020)

  Changed paths:
    M llvm/include/llvm/CodeGen/GlobalISel/CombinerHelper.h
    M llvm/include/llvm/Target/GlobalISel/Combine.td
    M llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
    A llvm/test/CodeGen/AArch64/GlobalISel/combine-shl.mir

  Log Message:
  -----------
  GlobalISel: Combine `op undef, x` to 0

https://reviews.llvm.org/D86611