[Bug 94395] [ES3.1CTS,BDW,SKL,BSW,SKL,KBL] gpu_shader5 prevents GEN8+ from passing CTS

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Sun Apr 3 08:42:10 UTC 2016


--- Comment #5 from Kenneth Graunke <kenneth at whitecape.org> ---
(In reply to Kenneth Graunke from comment #4)
> I have a patch to fix ES31-CTS.gpu_shader5.fma_precision_*.

And here it is:

I looked into the ES31-CTS.gpu_shader5.precise_qualifier bug, and it is indeed
a precision issue caused by fusing multiply adds.  GLSL IR passes appear to be
throwing away all precision information.

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