[Mesa-dev] [PATCH v2 0/5] r600/radeonsi/st/mesa: use DDIV instead of DRCP + DMUL

Nicolai Hähnle nhaehnle at gmail.com
Thu Jan 19 13:59:35 UTC 2017


Hi all,

here's a v2 without the pipe cap. Reminder: this requires DDIV support in
nvc0, r600, and radeonsi.

Ilia took care of nvc0, and I already did radeonsi. The thing is, it turns
out I don't have an R600 that does double-precision. So testing would be
very much appreciated, e.g. using

 piglit/generated_tests/spec/arb_gpu_shader_fp64/execution/built-in-functions/fs-op-div-*.shader_test

You can find this series at https://cgit.freedesktop.org/~nh/mesa/log/?h=ddiv
Otherwise, I may have to go back to the pipe cap variant :/

Please review!
Nicolai



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