[PATCH] D31161: [AMDGPU] New Waitcnt Insertion Pass

[Konstantin Zhuravlyov via Phabricator via llvm-commits]

kzhuravl added a comment.

In https://reviews.llvm.org/D31161#709509, @rampitec wrote:

> Test with barrier surrounded with fences is needed. All relevant combinations of fences needs to be checked and pattern shall check that only needed counters are used, wait is produced, and that is only one wait. Please refer to OpenCL barrier() implementation for the code to check.


these tests must go downstream however (separate change). we do not have fence implementation upstreamed yet.


https://reviews.llvm.org/D31161