[PATCH] D120544: [AMDGPU] Omit unnecessary waitcnt before barriers

[Mariusz Ceier via Phabricator via llvm-commits]

mceier added a comment.

In D120544#3457456 <https://reviews.llvm.org/D120544#3457456>, @arsenm wrote:

> Can you post the IR and ISA for the failing shader?

I will try to get them this weekend. Before bisecting I tried running these programs with RADV_DEBUG=hang but that didn't produce any output.
I will try with MESA_GLSL=dump,log this weekend, hopefully it will capture something.


Repository:
  rG LLVM Github Monorepo

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https://reviews.llvm.org/D120544