[all-commits] [llvm/llvm-project] bd64ad: Recommit "[AArch64][GlobalISel] Make G_USUBO legal...

[Cassie Jones via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: bd64ad3fe17506933ac2971dcc900271d6ae5969
      https://github.com/llvm/llvm-project/commit/bd64ad3fe17506933ac2971dcc900271d6ae5969
  Author: Cassie Jones <code at witchoflight.com>
  Date:   2021-01-22 (Fri, 22 Jan 2021)

  Changed paths:
    M llvm/lib/Target/AArch64/GISel/AArch64InstructionSelector.cpp
    M llvm/lib/Target/AArch64/GISel/AArch64LegalizerInfo.cpp
    M llvm/test/CodeGen/AArch64/GlobalISel/legalize-add.mir
    M llvm/test/CodeGen/AArch64/GlobalISel/legalize-sub.mir
    M llvm/test/CodeGen/AArch64/GlobalISel/legalizer-info-validation.mir
    A llvm/test/CodeGen/AArch64/GlobalISel/select-saddo.mir
    A llvm/test/CodeGen/AArch64/GlobalISel/select-ssubo.mir
    A llvm/test/CodeGen/AArch64/GlobalISel/select-usubo.mir

  Log Message:
  -----------
  Recommit "[AArch64][GlobalISel] Make G_USUBO legal and select it."

The expansion for wide subtractions includes G_USUBO.

Differential Revision: https://reviews.llvm.org/D95032

This was miscompiling on ubsan bots.