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

[Jan Vesely via llvm-commits]

jvesely added a comment.

In http://reviews.llvm.org/D20299#441400, @arsenm wrote:

> 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


OK, let's stick with 256


Repository:
  rL LLVM

http://reviews.llvm.org/D20299