Am Freitag, 25. August 2017, 11:25:02 CEST schrieb Marc Dietrich: > Am Donnerstag, 24. August 2017, 16:39:58 CEST schrieben Sie: > > On 24 August 2017 at 15:26, Marc Dietrich <marvi...@gmx.de> wrote: > > > Hi Elie, > > > > > > Am Mittwoch, 23. August 2017, 13:07:30 CEST schrieb Elie Tournier: > > >> From: Elie Tournier <elie.tourn...@collabora.com> > > >> > > >> TL;DR > > >> This series is a "status update" of my work done for adding fp64 > > >> support > > >> on > > >> r600g. One of the biggest issue is due to a lake of accuracy on the rcp > > >> implementation. Divide relay on rcp. > > >> > > >> A branch is available on > > >> https://github.com/Hopetech/mesa/tree/glsl_arb_gpu_shader_fp64_v3 > > >> Comments > > >> and reviews are welcome. > > > > > > what are the hardware requirements for testing this? R600g is a wide > > > range > > > ... > > > > Hello Marc, > > > > My code targets all the cards who doesn't support double but who > > support GLSL 1.30: > > https://github.com/Hopetech/mesa/blob/glsl_arb_gpu_shader_fp64_v3/src/mesa > > /s tate_tracker/st_glsl_to_tgsi.cpp#L7059 > > > > So iirc, all r600g cards. > > sorry, I was confused by the glewinfo which shows > GL_ARB_gpu_shader_fp64: OK [MISSING] > with and without your patches, but glxinfo gets it right. > > This is on an RS780 (HD3200?) integrated gpu. > > running: > # ./piglit-run.py --dmesg --abort-on-monitored-error -s -l verbose -1 -t > arb_gpu_shader_fp64 all results/fp64 > > gives ~70% crashes until the system hard locks (or reboots) at some point. > > Maybe it had also problems before running some shaders, so it is not > necessary a result of your work. > > Because this is a very old platform which will never be able to see GL4, I > don't take this result too serious. > > I will redo the tests until it hard locks, so you can get at least a partial > result.
not many results, lots of crash, too many gpu lockups ... http://goo.gl/dhEbEb
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