[PATCH] D20299: AMDGPU: Export target workitem related builtins

[Matt Arsenault via llvm-commits]

arsenm added a comment.

AMD OpenCL has only ever exposed 256 though. Supposedly there was no benefit to larger groups, and I think there might be some hardware bugs at 1024


Repository:
  rL LLVM

http://reviews.llvm.org/D20299