Ian Romanick 1fae751d49 microsoft/compiler: Simplify nir_intrinsic_load_front_face handling
It is invalid to have Boolean variables as either shader inputs or
outputs, so there is no point to try to lower them in general.  The only
use for this was some two-phase lowering of
nir_intrinsic_load_front_face that could be done in a single phase.
Create the SYSTEM_VALUE_FRONT_FACE as a uint and compare it with zero at
the same time.

No shader-db or fossil-db changes on any Intel platform.

v2: Remove dxil_nir_lower_bool_input from dxil_nir.h and drop it from
the other caller in the spirv_to_dxil codepath.  Noticed by Jesse.  Fix
setting bit size when loading SYSTEM_VALUE_FRONT_FACE.  Caught by CI.

v3: Use nir_ine_imm.  Change type of gl_FrontFacing GS output in
d3d12_nir_passes from Boolean to integer.  Both suggested by Jesse.

Reviewed-by: Jesse Natalie <jenatali@microsoft.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15121>
2022-12-14 06:23:21 +00:00
2022-11-22 19:04:13 +00:00
2022-12-13 06:48:10 +00:00
2022-10-20 22:52:06 +00:00
2022-01-19 15:17:17 +00:00
2022-11-21 23:09:30 +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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