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aco: add ACO_DEBUG=force-waitcnt to emit wait-states

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Sounds useful for debugging missing wait-states and for improving
detection of the faulty instruction in case of memory violations.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6386>
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Samuel Pitoiset
2020-08-19 10:40:35 +02:00
parent 258ef4d4a4
commit f153151730
4 changed files with 27 additions and 0 deletions
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docs/envvars.rst
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@@ -612,6 +612,8 @@ RADV driver environment variables
validate register assignment of ACO IR and catches many RA bugs
``perfwarn``
abort on some suboptimal code generation
``force-waitcnt``
force emitting waitcnt states if there is something to wait for
radeonsi driver environment variables
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~