Ian Romanick 7e53bebcb5 nir/range-analysis: Use types to provide better ranges from bcsel and mov
Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>

All Gen7+ platforms had similar results. (Ice Lake shown)
total instructions in shared programs: 16328255 -> 16315391 (-0.08%)
instructions in affected programs: 218318 -> 205454 (-5.89%)
helped: 988
HURT: 0
helped stats (abs) min: 1 max: 72 x̄: 13.02 x̃: 10
helped stats (rel) min: 0.33% max: 16.04% x̄: 6.27% x̃: 4.88%
95% mean confidence interval for instructions value: -13.69 -12.35
95% mean confidence interval for instructions %-change: -6.55% -5.99%
Instructions are helped.

total cycles in shared programs: 363683977 -> 363615417 (-0.02%)
cycles in affected programs: 1475193 -> 1406633 (-4.65%)
helped: 923
HURT: 36
helped stats (abs) min: 1 max: 624 x̄: 75.78 x̃: 48
helped stats (rel) min: 0.08% max: 13.89% x̄: 5.20% x̃: 5.08%
HURT stats (abs)   min: 1 max: 179 x̄: 38.58 x̃: 4
HURT stats (rel)   min: 0.06% max: 16.56% x̄: 3.33% x̃: 0.29%
95% mean confidence interval for cycles value: -75.88 -67.10
95% mean confidence interval for cycles %-change: -5.10% -4.66%
Cycles are helped.

Sandy Bridge
total instructions in shared programs: 10785779 -> 10785654 (<.01%)
instructions in affected programs: 13855 -> 13730 (-0.90%)
helped: 67
HURT: 0
helped stats (abs) min: 1 max: 15 x̄: 1.87 x̃: 1
helped stats (rel) min: 0.20% max: 3.45% x̄: 0.97% x̃: 0.78%
95% mean confidence interval for instructions value: -2.47 -1.26
95% mean confidence interval for instructions %-change: -1.13% -0.81%
Instructions are helped.

total cycles in shared programs: 153704799 -> 153704481 (<.01%)
cycles in affected programs: 101509 -> 101191 (-0.31%)
helped: 38
HURT: 13
helped stats (abs) min: 1 max: 38 x̄: 12.53 x̃: 16
helped stats (rel) min: 0.07% max: 2.69% x̄: 0.87% x̃: 0.53%
HURT stats (abs)   min: 1 max: 36 x̄: 12.15 x̃: 7
HURT stats (rel)   min: 0.06% max: 2.53% x̄: 0.73% x̃: 0.44%
95% mean confidence interval for cycles value: -10.24 -2.24
95% mean confidence interval for cycles %-change: -0.75% -0.17%
Cycles are helped.

LOST:   2
GAINED: 0

No shader-db change on Iron Lake or GM45.
2019-09-25 15:37:05 -07:00
2019-09-26 01:13:28 +03:00
2019-09-11 17:00:43 +00:00
2019-09-10 20:36:47 +00:00
2019-05-24 18:44:18 +00:00
2019-04-15 13:44:34 -07:00
2019-08-20 22:33:49 +01:00

`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.
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