tree ff984e4437240b86073c6a6500260b3e2a0b8568
parent 915f2919f64f40f2cd51ae10dc85c685edda97ef
author Timur Kristóf <timur.kristof@gmail.com> 1602752314 +0200
committer Timur Kristóf <timur.kristof@gmail.com> 1603918039 +0100

aco: Assert that workgroup barriers are not used inappropriately.

Example:
It is possible for some NGG GS waves to have 0 ES and/or GS invocations,
and in that case having an s_barrier inside divergent control flow can
very possibly hang the GPU.

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Rhys Perry <pendingchaos02@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/7232>