[Diffusion] rL245087: AMDGPU/SI: Add missing spill class

[Tom Stellard via llvm-commits]

tstellarAMD added a subscriber: tstellarAMD.
tstellarAMD added auditors: hans, llvm-commits, 3.7-release.
tstellarAMD added a comment.

Hi Hans,

Is this Ok to merge to the 3.7 branch?  It fixes a crash when spilling certain types of registers.  I am the code owner and I approve this commit.


Users:
  hans (Auditor)
  llvm-commits (Auditor)
  3.7-release (Auditor)

http://reviews.llvm.org/rL245087