[PATCH] D19079: [AMDGPU] Add insert nops pass based on subtarget features instead of cl::opt

[Konstantin Zhuravlyov via llvm-commits]

kzhuravl created this revision.
kzhuravl added reviewers: arsenm, tstellarAMD.
kzhuravl added subscribers: bpurnomo, llvm-commits.
Herald added a subscriber: arsenm.

Also,
  - Skip pass if machine module does not have debug info
  - Minor comment changes
  - Added test

http://reviews.llvm.org/D19079

Files:
  lib/Target/AMDGPU/AMDGPU.td
  lib/Target/AMDGPU/AMDGPUSubtarget.cpp
  lib/Target/AMDGPU/AMDGPUSubtarget.h
  lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
  lib/Target/AMDGPU/SIInsertNopsPass.cpp
  test/CodeGen/AMDGPU/debugger_insert_nops.ll

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