On Friday, July 22, 2016 8:58:54 PM PDT Francisco Jerez wrote: > This is an implementation of non-coherent framebuffer fetch as > described here [1] working on most hardware generations supported > by the i965 driver (from Gen5 to Gen8). My plan was to send the > coherent framebuffer fetch implementation for SKL+ first since > it's actually simpler than the non-coherent path, but I've > noticed some potential hardware issues that need further > investigation, so here's the non-coherent path so it hopefully > gets some reviews in the meantime -- I plan to send the > implementation of coherent framebuffer fetch next week. > > Patches 01-11 get the compiler ready for non-coherent framebuffer > fetch (some of the changes like the NIR fragment output location > rework will also be useful for the coherent path). Patches 12-20 > implement the required state setup logic and the new glBlendBarrier > entry point. > > You can find the whole series along with the driver-independent > changes for EXT_shader_framebuffer_fetch in my Mesa tree [2], but note > that in order to test it you still need to add an additional entry to > extensions_table.h manually since the non-coherent extension is not > exposed yet. > > [1] https://lists.freedesktop.org/archives/mesa-dev/2016-July/124028.html > [2] https://cgit.freedesktop.org/~currojerez/mesa/log/?h=i965-fb-fetch
Patches 1-5, 7-8 are: Reviewed-by: Kenneth Graunke <kenn...@whitecape.org>
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