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We don't have 5 component stores, so it makes no sense to create them just to split them again later. Additionally, they can result in suboptimal vectorization, i.e. vec5 + vec1 + vec2 instead of vec4 + vec4 -> vec8 because NIR doesn't have vec6 or vec7, and only two instructions are combined at a time. Foz-DB Navi48: Totals from 11 (0.01% of 209079) affected shaders: Instrs: 75760 -> 75699 (-0.08%) CodeSize: 401456 -> 400836 (-0.15%) Latency: 256064 -> 255951 (-0.04%); split: -0.04%, +0.00% InvThroughput: 31977 -> 31971 (-0.02%); split: -0.02%, +0.00% VClause: 859 -> 861 (+0.23%) SClause: 1567 -> 1566 (-0.06%) Copies: 4558 -> 4562 (+0.09%); split: -0.04%, +0.13% VALU: 30946 -> 30949 (+0.01%); split: -0.00%, +0.01% SALU: 18457 -> 18455 (-0.01%) VMEM: 1242 -> 1190 (-4.19%) VOPD: 3273 -> 3274 (+0.03%); split: +0.09%, -0.06% Reviewed-by: Marek Olšák <maraeo@gmail.com> Reviewed-by: Rhys Perry <pendingchaos02@gmail.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/42276> |
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`Mesa <https://mesa3d.org>`_ - The 3D Graphics Library ====================================================== Source ------ This repository lives at https://gitlab.freedesktop.org/mesa/mesa. Other repositories are likely forks, and code found there is not supported. Build & install --------------- You can find more information in our documentation (`docs/install.rst <https://docs.mesa3d.org/install.html>`_), but the recommended way is to use Meson (`docs/meson.rst <https://docs.mesa3d.org/meson.html>`_): .. code-block:: sh $ meson setup build $ ninja -C build/ $ sudo ninja -C build/ install Support ------- Many Mesa devs hang on IRC; if you're not sure which channel is appropriate, you should ask your question on `OFTC's #dri-devel <irc://irc.oftc.net/dri-devel>`_, someone will redirect you if necessary. Remember that not everyone is in the same timezone as you, so it might take a while before someone qualified sees your question. To figure out who you're talking to, or which nick to ping for your question, check out `Who's Who on IRC <https://dri.freedesktop.org/wiki/WhosWho/>`_. The next best option is to ask your question in an email to the mailing lists: `mesa-dev\@lists.freedesktop.org <https://lists.freedesktop.org/mailman/listinfo/mesa-dev>`_ Bug reports ----------- If you think something isn't working properly, please file a bug report (`docs/bugs.rst <https://docs.mesa3d.org/bugs.html>`_). Contributing ------------ Contributions are welcome, and step-by-step instructions can be found in our documentation (`docs/submittingpatches.rst <https://docs.mesa3d.org/submittingpatches.html>`_). Note that Mesa uses gitlab for patches submission, review and discussions.