Ian Romanick 3e63920ca5 brw/nir: Treat some load_ubo as convergent
v2: Fix for Xe2.

No changes in shader-db or fossil-db on Lunar Lake, Meteor Lake, or DG2.

shader-db:

Tiger Lake, Ice Lake, and Skylake had similar results. (Tiger Lake shown)
total instructions in shared programs: 19626547 -> 19634353 (0.04%)
instructions in affected programs: 1591181 -> 1598987 (0.49%)
helped: 925 / HURT: 3595

total cycles in shared programs: 865236718 -> 866682659 (0.17%)
cycles in affected programs: 151284264 -> 152730205 (0.96%)
helped: 3430 / HURT: 5510

total sends in shared programs: 1032237 -> 1032233 (<.01%)
sends in affected programs: 20 -> 16 (-20.00%)
helped: 4 / HURT: 0

LOST:   48
GAINED: 141

fossil-db:

Tiger Lake, Ice Lake, and Skylake had similar results. (Tiger Lake shown)
Totals:
Instrs: 150662952 -> 150641175 (-0.01%); split: -0.03%, +0.02%
Subgroup size: 7768880 -> 7768888 (+0.00%)
Send messages: 7502265 -> 7502044 (-0.00%)
Cycle count: 15621785298 -> 15618640525 (-0.02%); split: -0.06%, +0.04%
Spill count: 58818 -> 58816 (-0.00%)
Fill count: 101063 -> 101054 (-0.01%)
Max live registers: 31795403 -> 31792179 (-0.01%); split: -0.01%, +0.00%
Max dispatch width: 5572160 -> 5571488 (-0.01%); split: +0.00%, -0.01%

Totals from 10278 (1.62% of 632539) affected shaders:
Instrs: 5276493 -> 5254716 (-0.41%); split: -0.89%, +0.48%
Subgroup size: 156432 -> 156440 (+0.01%)
Send messages: 279259 -> 279038 (-0.08%)
Cycle count: 6483576378 -> 6480431605 (-0.05%); split: -0.16%, +0.11%
Spill count: 27133 -> 27131 (-0.01%)
Fill count: 49384 -> 49375 (-0.02%)
Max live registers: 675781 -> 672557 (-0.48%); split: -0.49%, +0.01%
Max dispatch width: 97256 -> 96584 (-0.69%); split: +0.08%, -0.77%

Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29884>
2024-12-24 18:09:59 -08:00
2024-12-24 17:40:48 +00:00
2022-11-22 19:04:13 +00:00
2023-11-02 11:37:46 +00:00
2024-05-13 14:32:12 +00:00
2024-11-18 22:29:14 +00:00
2024-11-07 17:57:57 +00:00

`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.
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