[PATCH] D25904: AMDGPU: Refactor copyPhysReg

[Matt Arsenault via llvm-commits]

arsenm created this revision.
arsenm added a subscriber: llvm-commits.
Herald added subscribers: tony-tye, yaxunl, nhaehnle, wdng, kzhuravl, qcolombet.
Herald added a reviewer: tstellarAMD.

Separate the subregister splitting logic to re-use later.


https://reviews.llvm.org/D25904

Files:
  lib/Target/AMDGPU/SIFrameLowering.cpp
  lib/Target/AMDGPU/SIInstrInfo.cpp
  lib/Target/AMDGPU/SIRegisterInfo.cpp
  test/CodeGen/AMDGPU/attr-amdgpu-num-sgpr.ll
  test/CodeGen/AMDGPU/private-access-no-objects.ll
  test/CodeGen/AMDGPU/si-sgpr-spill.ll
  test/CodeGen/AMDGPU/spill-alloc-sgpr-init-bug.ll
  test/CodeGen/AMDGPU/spill-m0.ll
  test/CodeGen/AMDGPU/wqm.ll

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