[all-commits] [llvm/llvm-project] 48f571: [AMDGPU] Allow tied operand subreg folding

[Stanislav Mekhanoshin via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 48f57138be55a939afc64d357f7b26220206127a
      https://github.com/llvm/llvm-project/commit/48f57138be55a939afc64d357f7b26220206127a
  Author: Stanislav Mekhanoshin <Stanislav.Mekhanoshin at amd.com>
  Date:   2019-10-22 (Tue, 22 Oct 2019)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIFoldOperands.cpp
    M llvm/test/CodeGen/AMDGPU/fold-vgpr-copy.mir

  Log Message:
  -----------
  [AMDGPU] Allow tied operand subreg folding

Turns out it makes sense, contrarily to what comment said.

Differential Revision: https://reviews.llvm.org/D69287