[all-commits] [llvm/llvm-project] 77e5a1: AMDGPU/GlobalISel: Handle AGPRs used for SGPR oper...

[Matt Arsenault via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 77e5a195f818b9ace91f7b12ab948b21d7918238
      https://github.com/llvm/llvm-project/commit/77e5a195f818b9ace91f7b12ab948b21d7918238
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2020-08-24 (Mon, 24 Aug 2020)

  Changed paths:
    M llvm/lib/Target/AMDGPU/AMDGPURegisterBankInfo.cpp
    M llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-amdgcn.readlane.mir
    A llvm/test/CodeGen/AMDGPU/GlobalISel/regbankselect-waterfall-agpr.mir

  Log Message:
  -----------
  AMDGPU/GlobalISel: Handle AGPRs used for SGPR operands.

We would still need to waterfall if the value were somehow an AGPR,
and also need to explicitly copy to a VGPR.