Christian Gmeiner b8fbce045e etnaviv: nir: do a late nir_opt_cse run
This cleans up a lot and helps to generate much better code. There
are only benefits on GPUs without inline immediate support.

shader-db results on GC2000:

total instructions in shared programs: 237168 -> 235101 (-0.87%)
instructions in affected programs: 17297 -> 15230 (-11.95%)
helped: 758
HURT: 0
helped stats (abs) min: 1 max: 24 x̄: 2.73 x̃: 2
helped stats (rel) min: 7.14% max: 29.41% x̄: 14.47% x̃: 14.29%
95% mean confidence interval for instructions value: -2.94 -2.51
95% mean confidence interval for instructions %-change: -14.84% -14.09%
Instructions are helped.

total temps in shared programs: 85553 -> 84969 (-0.68%)
temps in affected programs: 2879 -> 2295 (-20.28%)
helped: 584
HURT: 0
helped stats (abs) min: 1 max: 1 x̄: 1.00 x̃: 1
helped stats (rel) min: 5.00% max: 25.00% x̄: 21.48% x̃: 20.00%
95% mean confidence interval for temps value: -1.00 -1.00
95% mean confidence interval for temps %-change: -21.76% -21.21%
Temps are helped.

total immediates in shared programs: 154800 -> 154800 (0.00%)
immediates in affected programs: 0 -> 0
helped: 0
HURT: 0

total loops in shared programs: 0 -> 0
loops in affected programs: 0 -> 0
helped: 0
HURT: 0

LOST:   0
GAINED: 0

No changes on GC3000 and GC7000.

Signed-off-by: Christian Gmeiner <cgmeiner@igalia.com>
Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/23947>
2023-07-03 07:19:01 +00:00
2022-11-22 19:04:13 +00:00
2022-01-19 15:17:17 +00:00
2022-11-21 23:09:30 +00:00
2023-06-09 19:31:20 +00:00
2023-04-13 08:45:17 +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://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 `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://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.
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