[Diffusion] rL244063: Add missing atomic libcall support.

[Tom Stellard via cfe-commits]

tstellarAMD added a subscriber: tstellarAMD.
tstellarAMD added auditors: rsmith.
tstellarAMD added a comment.

Hi Richard,

Is this patch OK for the 3.7 branch?


Users:
  jyknight (Author, Auditor)
  3.7-release (Auditor)
  cfe-commits (Auditor)
  tstellarAMD (Auditor)
  compnerd (Auditor)
  majnemer (Auditor)
  rsmith (Auditor)

http://reviews.llvm.org/rL244063