Job Noorman 75604ff945 ir3: allow (neg) on sel.b on a6xx gen4+
Setting the (neg) flag on a sel.b source behaves as fneg on a6xx gen4+.

Totals from 22733 (13.80% of 164705) affected shaders:
MaxWaves: 277060 -> 277292 (+0.08%); split: +0.11%, -0.03%
Instrs: 17676148 -> 17634471 (-0.24%); split: -0.47%, +0.24%
CodeSize: 34824114 -> 34693740 (-0.37%); split: -0.44%, +0.06%
NOPs: 3466984 -> 3487984 (+0.61%); split: -1.17%, +1.78%
MOVs: 521091 -> 522791 (+0.33%); split: -1.87%, +2.20%
Full: 315929 -> 315699 (-0.07%); split: -0.09%, +0.02%
(ss): 473545 -> 472947 (-0.13%); split: -1.36%, +1.23%
(sy): 195612 -> 195743 (+0.07%); split: -1.00%, +1.07%
(ss)-stall: 1928887 -> 1922757 (-0.32%); split: -1.96%, +1.64%
(sy)-stall: 4965071 -> 4972119 (+0.14%); split: -1.43%, +1.57%
STPs: 777 -> 762 (-1.93%)
LDPs: 2168 -> 2117 (-2.35%)
Preamble Instrs: 3465691 -> 3462635 (-0.09%); split: -0.09%, +0.00%
Last helper: 4666320 -> 4593331 (-1.56%); split: -2.81%, +1.24%
Last baryf: 235724 -> 230049 (-2.41%); split: -4.56%, +2.15%
Subgroup size: 2021248 -> 2021952 (+0.03%); split: +0.07%, -0.03%
Cat0: 3792738 -> 3814197 (+0.57%); split: -1.08%, +1.64%
Cat1: 757480 -> 759260 (+0.23%); split: -1.28%, +1.52%
Cat2: 6960677 -> 6897218 (-0.91%)
Cat6: 78290 -> 78224 (-0.08%)
Cat7: 422101 -> 420710 (-0.33%); split: -1.41%, +1.09%

Signed-off-by: Job Noorman <jnoorman@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37906>
2025-10-16 16:46:18 +00:00
2025-10-16 10:45:32 +00:00
2025-09-16 19:45:15 +00:00
2025-08-31 15:38:27 +00:00
2025-10-16 03:31:58 +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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