Jason Ekstrand d47405eb70 i965: Use NIR by default for fragment shaders
GLSL IR vs. NIR shader-db results on i965:

   total instructions in shared programs: 2889747 -> 2890782 (0.04%)
   instructions in affected programs:     2425446 -> 2426481 (0.04%)
   helped:                                3698
   HURT:                                  5341

GLSL IR vs. NIR shader-db results on g4x:

   total instructions in shared programs: 2547252 -> 2550440 (0.13%)
   instructions in affected programs:     1984482 -> 1987670 (0.16%)
   helped:                                2844
   HURT:                                  4776

GLSL IR vs. NIR shader-db results on Iron Lake:

   total instructions in shared programs: 4053381 -> 4063828 (0.26%)
   instructions in affected programs:     3026601 -> 3037048 (0.35%)
   helped:                                4110
   HURT:                                  8331
   GAINED:                                1287
   LOST:                                  9

GLSL IR vs. NIR shader-db results on Sandy Bridge:

   total instructions in shared programs: 5307041 -> 5236666 (-1.33%)
   instructions in affected programs:     3442908 -> 3372533 (-2.04%)
   helped:                                11829
   HURT:                                  5604
   GAINED:                                33
   LOST:                                  18

GLSL IR vs. NIR shader-db results on Ivy Bridge:

   total instructions in shared programs: 4926333 -> 4857017 (-1.41%)
   instructions in affected programs:     3144042 -> 3074726 (-2.20%)
   helped:                                11559
   HURT:                                  4774
   GAINED:                                46
   LOST:                                  25

GLSL IR vs. NIR shader-db results on Bay Trail:

   total instructions in shared programs: 4926333 -> 4857017 (-1.41%)
   instructions in affected programs:     3144042 -> 3074726 (-2.20%)
   helped:                                11559
   HURT:                                  4774
   GAINED:                                46
   LOST:                                  25

GLSL IR vs. NIR shader-db results on Haswell:

   total instructions in shared programs: 4392487 -> 4293476 (-2.25%)
   instructions in affected programs:     2800180 -> 2701169 (-3.54%)
   helped:                                13073
   HURT:                                  3383
   GAINED:                                46
   LOST:                                  23

GLSL IR vs. NIR shader-db results on Broadwell (FS only):

   total instructions in shared programs: 4378113 -> 4283025 (-2.17%)
   instructions in affected programs:     2743209 -> 2648121 (-3.47%)
   helped:                                12470
   HURT:                                  3609
   GAINED:                                64
   LOST:                                  27

Signed-off-by: Jason Ekstrand <jason.ekstrand@intel.com>
Acked-by: Matt Turner <mattst88@gmail.com>
Acked-by: Kenneth Graunke <kenneth@whitecape.org>
2015-04-10 17:19:54 -07:00
2015-04-05 16:36:35 -04:00
2015-01-23 14:28:44 -08:00
2014-10-03 01:25:28 +01:00
2014-08-13 00:46:57 +01:00
2015-03-16 22:55:08 -07:00

File: docs/README.WIN32

Last updated: 21 June 2013


Quick Start
----- -----

Windows drivers are build with SCons.  Makefiles or Visual Studio projects are
no longer shipped or supported.

Run

  scons libgl-gdi

to build gallium based GDI driver.

This will work both with MSVS or Mingw.


Windows Drivers
------- -------

At this time, only the gallium GDI driver is known to work.

Source code also exists in the tree for other drivers in
src/mesa/drivers/windows, but the status of this code is unknown.

Recipe
------

Building on windows requires several open-source packages. These are
steps that work as of this writing.

- install python 2.7
- install scons (latest)
- install mingw, flex, and bison
- install pywin32 from here: http://www.lfd.uci.edu/~gohlke/pythonlibs
  get pywin32-218.4.win-amd64-py2.7.exe
- install git
- download mesa from git
  see http://www.mesa3d.org/repository.html
- run scons

General
-------

After building, you can copy the above DLL files to a place in your
PATH such as $SystemRoot/SYSTEM32.  If you don't like putting things
in a system directory, place them in the same directory as the
executable(s).  Be careful about accidentially overwriting files of
the same name in the SYSTEM32 directory.

The DLL files are built so that the external entry points use the
stdcall calling convention.

Static LIB files are not built.  The LIB files that are built with are
the linker import files associated with the DLL files.

The si-glu sources are used to build the GLU libs.  This was done
mainly to get the better tessellator code.

If you have a Windows-related build problem or question, please post
to the mesa-dev or mesa-users list.
S
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