[PATCH] D26585: [AMDGPU] Add wave barrier builtin

[Stanislav Mekhanoshin via llvm-commits]

rampitec added a comment.

In https://reviews.llvm.org/D26585#593881, @arsenm wrote:

> This also needs a corresponding convergent pseudoinstruction otherwise machine CFG changes could do the same things


I though this must the next step. One thing at a time.


Repository:
  rL LLVM

https://reviews.llvm.org/D26585