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Also reassociate a couple expressions to encourage some CSE. Results on the 308 shaders extracted from the fp64 portion of the OpenGL CTS: Tiger Lake and Ice Lake had similar results. (Tiger Lake shown) total instructions in shared programs: 813599 -> 797951 (-1.92%) instructions in affected programs: 796110 -> 780462 (-1.97%) helped: 92 HURT: 0 helped stats (abs) min: 3 max: 5198 x̄: 170.09 x̃: 83 helped stats (rel) min: 0.36% max: 5.50% x̄: 1.57% x̃: 1.40% 95% mean confidence interval for instructions value: -282.42 -57.75 95% mean confidence interval for instructions %-change: -1.71% -1.42% Instructions are helped. total cycles in shared programs: 6687128 -> 6601437 (-1.28%) cycles in affected programs: 6582246 -> 6496555 (-1.30%) helped: 92 HURT: 0 helped stats (abs) min: 36 max: 14442 x̄: 931.42 x̃: 592 helped stats (rel) min: 0.45% max: 3.16% x̄: 1.44% x̃: 1.23% 95% mean confidence interval for cycles value: -1257.58 -605.27 95% mean confidence interval for cycles %-change: -1.58% -1.30% Cycles are helped. total spills in shared programs: 759 -> 702 (-7.51%) spills in affected programs: 759 -> 702 (-7.51%) helped: 3 HURT: 0 total fills in shared programs: 2412 -> 1442 (-40.22%) fills in affected programs: 2412 -> 1442 (-40.22%) helped: 3 HURT: 0 Reviewed-by: Matt Turner <mattst88@gmail.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4142>
`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.html <https://mesa3d.org/install.html>`_), but the recommended way is to use Meson (`docs/meson.html <https://mesa3d.org/meson.html>`_): .. code-block:: sh $ mkdir build $ cd build $ meson .. $ sudo ninja install Support ------- Many Mesa devs hang on IRC; if you're not sure which channel is appropriate, you should ask your question on `Freenode's #dri-devel <irc://chat.freenode.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.html <https://mesa3d.org/bugs.html>`_). Contributing ------------ Contributions are welcome, and step-by-step instructions can be found in our documentation (`docs/submittingpatches.html <https://mesa3d.org/submittingpatches.html>`_). Note that Mesa uses gitlab for patches submission, review and discussions.