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Jason Ekstrand 9f7ffe41dd nir/loop_analyze: Fix phi-of-identical-alu detection
One issue was that the original version didn't check that swizzles
matched when comparing ALU instructions so it could end up matching
very different instructions.  Using the nir_instrs_equal function from
nir_instr_set.c which we use for CSE should be much more reliable.
Another was that the loop assumes it will only run two iterations which
may not be true.  If there's something which guarantees that this case
only happens for phis after ifs, it wasn't documented.

Fixes: 9e6b39e1d5 "nir: detect more induction variables"
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>
2019-07-10 00:20:59 +00:00
.gitlab-ci gitlab-ci: bump required libdrm version 2019-07-04 09:55:10 +02:00
bin delete autotools .gitignore files 2019-04-29 21:17:19 +00:00
build-support configure: commit test files 2017-10-16 16:32:43 -07:00
docs docs: update calendar, add news item and link release notes for 19.1.2 2019-07-09 11:22:13 +02:00
doxygen doxygen: Plumb through gallium/ to automated documentation 2016-05-30 17:53:45 +01:00
include vulkan: bump headers & registry to 1.1.114 2019-07-09 00:09:36 +03:00
scons scons: s/HAVE_NO_AUTOCONF/HAVE_SCONS/ 2019-07-04 16:41:23 +01:00
scripts get_reviewer.pl: improve portability 2019-05-03 14:32:44 +01:00
src nir/loop_analyze: Fix phi-of-identical-alu detection 2019-07-10 00:20:59 +00:00
.dir-locals.el dir-locals.el: Adds White Space support 2016-11-14 19:17:49 +02:00
.editorconfig editorconfig: Fix meson style 2019-05-24 18:44:18 +00:00
.gitattributes Disable autocrlf for Visual Studio project files. 2008-02-28 12:34:01 +09:00
.gitignore intel/tools: Add unit tests for assembler 2019-05-07 14:33:48 -07:00
.gitlab-ci.yml gitlab-ci: bump required libdrm version 2019-07-04 09:55:10 +02:00
.mailmap .mailmap: Add a few more alises for myself 2019-02-13 12:03:41 -08:00
.travis.yml travis: fix syntax, and drop unused stuff 2019-05-10 17:26:53 +01:00
Android.common.mk mesa: Enable asm unconditionally, now that gen_matypes is gone. 2019-07-01 11:14:10 -07:00
Android.mk mesa: Enable asm unconditionally, now that gen_matypes is gone. 2019-07-01 11:14:10 -07:00
appveyor.yml appveyor: Revert commits adding Cygwin support. 2019-01-25 14:13:26 +00:00
CleanSpec.mk CleanSpec.mk: Remove HOST_OUT_release 2018-08-02 15:42:40 -06:00
common.py scons/svga: remove opt from the list of valid build types 2018-10-26 12:09:00 -06:00
meson.build meson: require libdrm_amdgpu 2.4.99 for Navi 2019-07-03 15:51:12 -04:00
meson_options.txt mesa: Enable asm unconditionally, now that gen_matypes is gone. 2019-07-01 11:14:10 -07:00
README.rst README: Drop the badges from the readme 2019-02-07 12:46:17 -06:00
REVIEWERS docs: drop most autoconf references 2019-04-15 13:44:34 -07:00
SConstruct scons: Require python 2.7 2018-08-16 13:52:56 -07:00
VERSION Bump version for 19.1 branch 2019-05-07 16:02:34 +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.html
<https://mesa3d.org/install.html>`_), but the recommended way is to use
Meson (`docs/meson.html <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 `Freenode's #dri-devel
<irc://chat.freenode.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.html <https://mesa3d.org/bugs.html>`_).


Contributing
------------

Contributions are welcome, and step-by-step instructions can be found in our
documentation (`docs/submittingpatches.html
<https://mesa3d.org/submittingpatches.html>`_).

Note that Mesa uses email mailing-lists for patches submission, review and
discussions.