Georg Lehmann 41e82b8b8e nir: sink is_subgroup_invocation_lt_amd
Having it closer to the branches means we can eliminate an exec copy.

Foz-DB Navi31:
Totals from 11615 (14.63% of 79395) affected shaders:
Instrs: 6804372 -> 6804903 (+0.01%); split: -0.04%, +0.05%
CodeSize: 33684672 -> 33680584 (-0.01%); split: -0.07%, +0.05%
VGPRs: 578616 -> 578604 (-0.00%)
SpillSGPRs: 1506 -> 1304 (-13.41%)
Latency: 29817034 -> 29821320 (+0.01%); split: -0.03%, +0.05%
InvThroughput: 3581587 -> 3581217 (-0.01%); split: -0.02%, +0.01%
VClause: 124826 -> 124782 (-0.04%); split: -0.04%, +0.00%
SClause: 187916 -> 187645 (-0.14%); split: -0.27%, +0.13%
Copies: 520969 -> 510027 (-2.10%); split: -2.20%, +0.10%
PreSGPRs: 442584 -> 421344 (-4.80%)
VALU: 3810755 -> 3810267 (-0.01%); split: -0.01%, +0.00%
SALU: 763402 -> 752650 (-1.41%); split: -1.48%, +0.07%

Reviewed-by: Timur Kristóf <timur.kristof@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31184>
2024-09-26 14:29:14 +00:00
2024-09-12 18:14:00 +00:00
2022-11-22 19:04:13 +00:00
2024-09-20 11:03:50 +00:00
2024-01-24 10:02:10 +00:00
2023-11-02 11:37:46 +00:00
2024-05-13 14:32:12 +00:00
2024-09-09 15:59:52 +00:00
2024-07-19 16:37:23 +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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