5f1b354472
We should avoid a situation where a v_readfirstlane_b32 is in WQM but it's source is calculated in Exact. Fixes hang when running Assassin's Creed: Valhalla benchmark. fossil-db (GFX10.3): Totals from 1021 (0.70% of 146267) affected shaders: CodeSize: 7835228 -> 7842992 (+0.10%); split: -0.00%, +0.10% Instrs: 1519208 -> 1521149 (+0.13%); split: -0.00%, +0.13% SClause: 78921 -> 78920 (-0.00%) Copies: 44456 -> 45421 (+2.17%); split: -0.05%, +2.22% Branches: 12987 -> 13933 (+7.28%) PreSGPRs: 47599 -> 47813 (+0.45%) Cycles: 10037540 -> 10045304 (+0.08%); split: -0.00%, +0.08% VMEM: 538381 -> 538777 (+0.07%); split: +0.11%, -0.03% SMEM: 84553 -> 84554 (+0.00%); split: +0.01%, -0.01% Signed-off-by: Rhys Perry <pendingchaos02@gmail.com> Reviewed-by: Daniel Schürmann <daniel@schuermann.dev> Cc: mesa-stable Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9288>
`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://mesa3d.org/install.html>`_), but the recommended way is to use Meson (`docs/meson.rst <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.rst <https://mesa3d.org/bugs.html>`_). Contributing ------------ Contributions are welcome, and step-by-step instructions can be found in our documentation (`docs/submittingpatches.rst <https://mesa3d.org/submittingpatches.html>`_). Note that Mesa uses gitlab for patches submission, review and discussions.