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Eric Anholt f1fb85e544 vc4: Do instruction scheduling on the QIR to hide texture fetch latency.
This is a rewrite of vc4_opt_qpu_schedule.c to operate on QIR.  Texture
fetch can probably take as much as the rest of the cycles of the program,
so it's important to hide our other cycles during it (which is hard to do
after register allocation).  Also, we can queue up multiple texture
requests before collecting the resulting samples, so that we keep the
texture unit busy more of the time.

High-settings openarena performance +2.35849% +/- 0.221154% (n=7).  Also
about 2-3% on the multiarb demo.  8 piglit tests
(ext_framebuffer_multisample accuracy depthstencil) go from failing in
rendering to failing in register allocation, but hopefully I can fix that
up with some better register pressure handling here.

total instructions in shared programs: 87723 -> 88448 (0.83%)
instructions in affected programs:     78411 -> 79136 (0.92%)
total estimated cycles in shared programs: 276583 -> 246306 (-10.95%)
estimated cycles in affected programs:     265691 -> 235414 (-11.40%)
2015-12-18 17:12:10 -08:00
bin bugzilla_mesa.sh: sort the bugs list by number 2015-07-13 20:02:09 +01:00
docs osmesa: add new OSMesaCreateContextAttribs function 2015-12-16 19:38:51 -07:00
doxygen doxygen: Remove doxygen_sqlite3.db with 'make clean' 2015-07-11 20:48:25 +01:00
include osmesa: add new OSMesaCreateContextAttribs function 2015-12-16 19:38:51 -07:00
m4 configure.ac: move AC_MSG_RESULT reporting back into the m4 macro 2015-03-24 20:49:32 +00:00
scons scons: support for LLVM 3.7. 2015-12-08 13:53:31 +00:00
src vc4: Do instruction scheduling on the QIR to hide texture fetch latency. 2015-12-18 17:12:10 -08:00
.dir-locals.el dir-locals.el: Don't set variables for non-programming modes 2015-02-02 12:02:55 +00:00
.gitattributes Disable autocrlf for Visual Studio project files. 2008-02-28 12:34:01 +09:00
.gitignore mesa: add .mesa-install-links files to gitignore 2015-04-17 15:24:14 -04:00
.travis.yml travis: Add a test build with scons. 2015-12-01 15:09:56 -08:00
Android.common.mk android: Always define __STDC_LIMIT_MACROS. 2015-09-09 15:26:46 +01:00
Android.mk egl: android: remove DRM_GRALLOC_TOP hack 2015-07-22 16:35:27 +01:00
appveyor.yml appveyor: Cache winflexbison archive. 2015-12-08 22:49:38 +00:00
autogen.sh autogen.sh: pass --force to autoreconf, quote ORIGDIR 2015-03-11 23:28:26 +00:00
CleanSpec.mk android: Depend on gallium_dri from EGL, instead of linking in gallium. 2015-06-09 11:38:45 -07:00
common.py common.py: Fix PEP 8 issues. 2015-03-16 22:55:08 -07:00
configure.ac configura.ac: fix test for SSE4.1 assembler support 2015-12-17 09:37:24 +00:00
install-gallium-links.mk targets/radeonsi/vdpau: convert to static/shared pipe-drivers 2014-06-22 23:06:01 +01:00
install-lib-links.mk install-lib-links: remove the .install-lib-links file 2015-02-24 15:33:25 +00:00
Makefile.am automake: use static llvm for make distcheck 2015-11-20 18:07:52 +00:00
SConstruct scons: Don't use bundled C99 headers for VS 2013. 2014-05-02 22:04:46 +01:00
VERSION docs: add 11.2.0-devel release notes template, bump version 2015-11-21 14:10:08 +00:00

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.