FYI, I found the patch which compiles some shader variants in glLinkProgram:
http://cgit.freedesktop.org/~mareko/mesa/commit/?h=precompile&id=8dc586297e4902dfc14cf8001b8202db4fdc9447 Marek On Tue, Jan 21, 2014 at 12:56 AM, Marek Olšák <mar...@gmail.com> wrote: > It was pretty simple IIRC. You just need to call st_get_fp(vp)_variant > to create a pipe shader. I think st_program_string_notify is the right > place. > > Marek > > On Mon, Jan 20, 2014 at 7:23 PM, Ilia Mirkin <imir...@alum.mit.edu> wrote: >> On Mon, Jan 20, 2014 at 10:23 AM, Brian Paul <bri...@vmware.com> wrote: >>>> I'm having trouble figuring out how to bypass this and make it call >>>> update_vp/fp/gp which appear like they'll actually call >>>> pipe->create_fs_state/etc. I see st_link_shader getting called, as >>>> expected, which creates the TGSI... but what to do from there? >>> >>> >>> If you were to short-circuit the validation steps above and force the VS/FS >>> to get propagated to the driver ASAP, there's a chance the shader wouldn't >>> actually do everything that it normally would (ex: invert Y). I don't know >>> if that matters to you. >> >> Not at all. This is for checking various nouveau compiler >> optimizations against input shaders. I think that as long as the >> shaders passed to the driver remain basically the same, it should >> still be useful for comparing emitted code with different (nouveau) >> compiler versions. >> >>> >>> In any case, there's no simple solution to this. You'll probably have to >>> hack something up. If it turns out simple, maybe we could enable it with a >>> debug flag. >> >> Could you suggest a way for hacking this up? i.e. what functions might >> I call from where? I'm definitely having trouble groking the code >> paths that cause things to be sent right now. >> >> Thanks, >> >> -ilia >> _______________________________________________ >> mesa-dev mailing list >> mesa-dev@lists.freedesktop.org >> http://lists.freedesktop.org/mailman/listinfo/mesa-dev _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev