Alyssa Rosenzweig 90ab3994de pan/bi: Don't allow ATEST to take a temporary
Clause scheduler edition of db2bdc1dc3 ("pan/bi: Require ATEST coverage mask
input in R60"). ATEST wants to read r60, which can't work if its input isn't
even in a register.

When per-sample shading isn't in use, prevents regressions in:

   KHR-GLES31.core.sample_variables.mask.*

These tests previously passed because per-sample shading was forced. It's
not clear whether the bug addressed in this patch is possible to hit "in the
wild", i.e. without the optimizations in this series that allow us to use
per-pixel shading in more cases.

No shader-db changes.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Cc: mesa-stable
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17841>
(cherry picked from commit 394e1f5862)
2022-09-14 10:25:19 -07:00
2022-08-08 14:55:10 -07:00
2022-01-19 15:17:17 +00:00
2022-07-15 21:31:51 +00:00
2022-08-18 10:49:06 -07:00

`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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