Update the Visual Studio 2010 readme.txt to outline the revised build process

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gladman 2010-07-12 17:00:24 +00:00
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@ -5,52 +5,52 @@ Building MPIR with Microsoft Visual Studio 2010
A Note On Licensing
===================
Files in this distribution that have been created by me for
use in building MPIR with Microsoft Visual Studio 2010 are
provided under the LGPL v2.1+ license terms.
Files in this distribution that have been created by me for use in
building MPIR with Microsoft Visual Studio 2010 are provided under
the LGPL v2.1+ license terms.
The MPIR library uses numerous files which are LGPL v3+ and
so the overall license of the library distribution is LGPL
v3+. Some of the demos are GPL.
The MPIR library uses numerous files which are LGPL v3+ and so the
overall license of the library distribution is LGPL v3+. Some of
the demos are GPL.
Using the Assembler Based Build Projects
========================================
If you wish to use the assembler files you will need VSYASM,
a version of YASM x86/x64 assembler tailored specifically for
use with Microsoft Visual Studio 2010. You will need a
If you wish to use the assembler files you will need VSYASM, a
version of YASM x86/x64 assembler tailored specifically for use with
Microsoft Visual Studio 2010. You will need a
recent revision of YASM from:
http://www.tortall.net/projects/yasm/
This assembler should be placed in the bin directory used by
VC++, which, for Visual Stduio 2010, is typically:
This assembler should be placed in the bin directory used by VC++,
which, for Visual Stduio 2010, is typically:
C:\Program Files (x86)\Microsoft Visual Studio 10.0\VC\bin
You will need to install Python if you wish to use the scripts
that automate the MPIR and MPFR tests. Otherwise these have to
be compiled and run manually.
You will need to install Python if you wish to use the scripts that
automate the MPIR and MPFR tests. Otherwise these have to be compiled
and run manually.
Compiling MPIR with the Visual Studio C/C++
===========================================
These VC++ build projects are primarily designed to work with
Microsoft Visual Studio 2010 Professional. The win32 build
projects also work with Microsoft Visual C++ 2010 Express.
These VC++ build projects are primarily designed to work with Microsoft
Visual Studio 2010 Professional. The win32 build projects also work with
Microsoft Visual C++ 2010 Express.
To build the x64 libraries with VC++ Express you will need to
install the Windows 7.1 SDK and Python (2.6 or later). To do
this, run the Python program 'add.express.py' before starting
the build process as described below. This converts the build
projects for use with Express. If necessary, these changes can
be removed by running the Python program 'remove.express.py'.
To build the x64 libraries with VC++ Express you will need to install
the Windows 7.1 SDK and Python (2.6 or later). To do this, run the Python
program 'add.express.py' before starting the build process as described
below. This converts the build projects for use with Express. If
necessary, these changes can be removed by running the Python program
'remove.express.py'.
Building MPIR
=============
The MPIR build is started by opening the Visual Studio C/C++
solution file 'mpir.sln' in the build.vc10 directory.
The MPIR build is started by opening the Visual Studio C/C++ solution
file 'mpir.sln' in the build.vc10 directory.
MPIR is built by using the appropriate build projects and, where
appropriate, setting the build configuration and platform:
@ -58,8 +58,8 @@ appropriate, setting the build configuration and platform:
win32 or x64
release or debug
All projects have release and debug configurations but not all
projects provide for 32 and 64 bit Windows platforms.
All projects have release and debug configurations but not all projects
provide for 32 and 64 bit Windows platforms.
The supported platforms and library formats are as follows:
@ -89,35 +89,34 @@ The supported platforms and library formats are as follows:
dll_mpir_core2 - MPIR DLL using Intel Core2 assembler (x64)
dll_mpir_nehalem - MPIR DLL using Intel Core2 assembler (x64)
Before any of these libraries is built the appropriate MPIR
configuration file is generated and copied into config.h. After a
static library is built its config.h file is copied into the output
directory; the library and its associated files are then copied to
the 'lib' sub-directory within the VC++ solution folder (build.vc10).
Simlarly when a DLL is built, the resulting DLL, its export libraries
and its debug symbol file are copied to the files mpir.dll, mpir.exp,
mpir.lib and mpir.pdb within the 'dll' sub-directory.
Before any of these libraries is built the appropriate MPIR configuration
file is generated and copied into config.h. After a static library is
built its config.h file is copied into the output directory; the library
and its associated files are then copied to the 'lib' sub-directory
within the VC++ solution folder (build.vc10). Simlarly when a DLL is
built, the resulting DLL, its export libraries and its debug symbol file
are copied to the files mpir.dll, mpir.exp, mpir.lib and mpir.pdb within
the 'dll' sub-directory.
This means that the 'dll' and 'lib' sub-directories respectively
contain the last MPIR DLLs and static libraries built. These are
then the libraries used to build software that requires MPIR or GMP.
If you use the mpir-tests, the speed, the tune or the try programs
it is very important to do so immediately after the MPIR library
in question is built because these projects link to the last
library built.
This means that the 'dll' and 'lib' sub-directories respectively contain
the last MPIR DLLs and static libraries built. These are then the
libraries used to build software that requires MPIR or GMP. If you use
the mpir-tests, the speed, the tune or the try programs it is important
to do so immediately after the MPIR library in question is built because
these projects link to the last library built.
The MPIR DLL projects include the C++ files. If you want the relevent
files excluded from the DLL(s) you build, go to the 'cpp' subdirectory
of their build project in the IDE and exclude all the files in this
subdirectory from the build process.
All the DLLs and static libraries are multi-threaded and are
linked to the multi-threaded Microsoft run-time libraries (DLLs are
linked to DLL run time libraries and static libraries are linked to
run time static libraries).
All the DLLs and static libraries are multi-threaded and are linked to
the multi-threaded Microsoft run-time libraries (DLLs are linked to DLL
run time libraries and static libraries are linked to run time static
libraries).
Within the 'dll' and 'lib' sub-directories used for output the
structure is:
Within the 'dll' and 'lib' sub-directories used for output the structure
is:
DLL or LIB
Win32
@ -129,9 +128,9 @@ structure is:
in order to enable the appropriate library for the desired target
platform to be easily located. The individual project sub-
directories also contain the libraries once they have been built
(the 'dll' and 'lib' directories are just used to hold the latest
built versions for linking the tests that are described later).
directories also contain the libraries once they have been built (the
'dll' and 'lib' directories are just used to hold the latest built
versions for linking the tests that are described later).
C++ Interface
=============
@ -148,54 +147,46 @@ is not needed when they are used.
The Tests
=========
The tests use the static library versions of MPIR by default but if
the DLL version is to be tested the file:
There is a separate solution for the MPIR tests: mpir-tests.sln. In
Visual Studio 2010 this is in build.vc10 folder.
mpir\build.vc10\mpir-tests\dll-test-config.props
The tests are configured to always test the last version of MPIR that is
built. But this is controlled by the file lastbuild.txt in the mpir-tests
directory whose contents are typically:
should be copied into:
dll Win32 Release "..\dll\Win32\Release"
mpir\build.vc10\mpir-tests\test-config.props
before the tests are built. Copying the file:
giving the 'library type', the 'platform', the 'configuration' and the
'MPIR binary directory' relative to the mpir-tests' directory.
This file can be edited to test a different version of MPIR but it is also
necessary to copy either:
mpir\build.vc10\mpir-tests\lib-test-config.props
or:
mpir\build.vc10\mpir-tests\dll-test-config.props#
into:
mpir\build.vc10\mpir-tests\test-config.props
resets the tests to use the MPIR static libraries.
depending on whether a static or DLL build of MPIR is to be tested
respectively.
The tests also use the C++ library functions so for testing MPIR static
libraries both the desired version of MPIR and the C++ library must be
built before the tests are built and run. This is not necessary for
MPIR DLLs as they contain the C++ routines.
There is a separate solution for the MPIR tests: mpir-tests.sln. In
Visual Studio 2010 these are in build.vc10 folder. These tests must
be run immediately after the DLL or the static C and C++ libraries
have been built because they test the most recently built versions.
Before running the tests it is necessary to build the add-test-lib
project. Note also that the Win32/x64 and Debug/Release choices
for the tests must match that of the libraries under test.
The MPIR tests are all configured using the property file:
test-config.vsprops
located in the mpir-tests sub-directory. These cover the C and the
C++ tests for win32 and 64 builds in both release and debug
configurations.
Test Automation
===============
After they have been built the tests cn be run using the Python
script run-tests.py in the build.vc10\mpir-tests directory. To
see the test output the python script should be run in a command
window from within these sub-directories:
After they have been built the tests cn be run using the Python script
run-tests.py in the build.vc10\mpir-tests directory. To see the test
output the python script should be run in a command window from within
these sub-directories:
cmd>run-tests.py
@ -203,72 +194,66 @@ and the output can be directed to a file:
cmd>run-tests.py >out.txt
When an MPIR library is built the file 'last_build.txt' is
written to the buid.vc10 subdirectory giving details of the
build configuration. These details are then used to run the
MPIR tests and this means that these tests need to be run
immediately after the library to be tested has been built.
It is possible to test a different library by editing
'last_build.txt' but this will only work if the files in the
$(BinDir) are correct. In order to avoid errors, it is
advisable before testing to do a clean build of the library
under test (to do a completely clean build, the files in
the build.vc10\Win32 and build.vc10\x64 directories should be
deleted.
When an MPIR library is built the file 'last_build.txt' is written to
the buid.vc10 subdirectory giving details of the build configuration.
These details are then used to run the MPIR tests and this means that
these tests need to be run immediately after the library to be tested
has been built. It is possible to test a different library by editing
'lastbuild.txt' but this will only work if the files in the MPIR output
directory are correct. In order to avoid errors, it is advisable before
testing to do a clean build of the library under test (to do a completely
clean build, the files in the build.vc10\Win32 and build.vc10\x64
directories should be deleted.
Two Tests Fail
==============
The tests for cxx/locale and misc/locale fail to link
because the test defines a symbol - localeconv - that is
in the Microsoft runtime libraries. This is not significant
for MPIR numeric operations.
The tests for cxx/locale and misc/locale fail to link because the test
defines a symbol - localeconv - that is in the Microsoft runtime libraries.
This is not significant for MPIR numeric operations. Some tests are skipped
for the DLL verssion as they are not relevant in this case.
Using MPIR
==========
Applications that use MPIR include the mpir.h header file to provide
the prototypes for the functions that MPIR provides. Hence when a
MPIR distribution is being used it is important to ensure that any
MPIR header file used matches that for the version of MPIR in use.
Applications that use MPIR include the mpir.h header file to provide the
prototypes for the functions that MPIR provides. Hence when avMPIR
distribution is being used it is important to ensure that anyvMPIR header
file used matches that for the version of MPIR in use.
1. Using the Static Libraries
=============================
To build a MPIR C or C++ based application using the the static
libraries all that needs to be done is to add the MPIR and/or the
MPIR C++ static libraries to the application build process.
To build a MPIR C or C++ based application using the the static libraries
all that needs to be done is to add the MPIR and/or the MPIR C++ static
libraries to the application build process.
It is, of course, important to ensure that any libraries that are
used have been built for the target platform.
It is, of course, important to ensure that any libraries that are used
have been built for the target platform.
2. Using the DLL Export Libraries
=================================
The DLLs built by VC++ use the _cdecl calling convention in
which exported symbols have their C names prefixed with an
extra '_' character. Some applications expect the _stdcall
convention to be used in which there is an underscore prefix
and a suffix of '@n' where n is the number of bytes used for
the function arguments on the stack. Such applications will
need to be modified to work with the MPIR DLLs provided here.
The alternative of attempting to build MPIR using the _stdcall
convention is not recommended (and won't work with the
assembler based builds anyway). This is further complicated
if the builds for x64 are used since the conventions here are
different again.
The DLLs built by VC++ use the _cdecl calling convention in which exported
symbols have their C names prefixed with an extra '_' character. Some
applications expect the _stdcall convention to be used in which there is
an underscore prefix and a suffix of '@n' where n is the number of bytes
used for the function arguments on the stack. Such applications will need
to be modified to work with the MPIR DLLs provided here. The alternative
of attempting to build MPIR using the _stdcall convention is not
recommended (and won't work with the assembler based builds anyway). This
is further complicated if the builds for x64 are used since the conventions
here are different again.
There are two ways of linking to a DLL. The first way is to
use one or more of the DLL export libraries built as described
earlier (note that these are not the same as static libraries
although they are used in a similar way when an application
is built).
There are two ways of linking to a DLL. The first way is to use one or more
of the DLL export libraries built as described earlier (note that these are
not the same as static libraries although they are used in a similar way when
an application is built).
3. Using the DLL Export Library
===============================
If you intend to use the DLL export libraries in an application
you need to:
If you intend to use the DLL export libraries in an application you need to:
a. ensure that the application can locate the MPIR DLLs in
question when it is run. This involves putting the
@ -286,42 +271,102 @@ you need to:
4. Using DLL Dynamic loading
============================
The second way of linking to a DLL is to use dynamic
loading. This is more complex and will not be discussed
here. The VC++ documentation describes how to use DLLs in
this way.
The second way of linking to a DLL is to use dynamic loading. This is more
complex and will not be discussed here. The VC++ documentation describes how
to use DLLs in this way.
5. Using MPIR functions that use FILE's as Input or Output
==========================================================
In Windows the different C runtime libraries each have
their own stream input/output tables, which means that
FILE* pointers cannot be passed from one to another. In
consequence, if an application that is built with one
library attempts to pass FILE parameters to a DLL that
is built with another, the FILE parameters will not be
recognised and the program will fail.
In Windows the different C runtime libraries each have their own stream
input/output tables, which means that FILE* pointers cannot be passed from
one to another. In consequence, if an application that is built with one
library attempts to pass FILE parameters to a DLL that is built with
another, the FILE parameters will not be recognised and the program will
fail.
It is hence important to build a MPIR application using
the same run time library as that used to build any
DLL that is used - in this case the appropriate version
9 library.
If this is not possible, Jim White has made a DLL
available that will map all stream Input/Output
functions in a way that ensures that they use the
correct runtime library.
It is hence important to build a MPIR application using the same run time
library as that used to build any DLL that is used - in this case the
appropriate version 10 library.
6. MPIR Applications that Require _stdcall Functions
====================================================
Some applications, for example Visual Basic 6, require
that DLL based functions provide a _stdcall interface,
whereas the VC++ default for DLLs is _cdecl.
Some applications, for example Visual Basic 6, require that DLL based
functions provide a _stdcall interface, whereas the VC++ default for DLLs
is _cdecl.
To overcome this Jim White intends to make a wrapper
DLL available for MPIR that provides a _stdcall interface
to the normal _cdecl MPIR DLLs.
To overcome this Jim White intends to make a wrapper DLL available for MPIR
that provides a _stdcall interface to the normal _cdecl MPIR DLLs.
7. The MPIR Build Process in Outline
====================================
Prebuild
--------
It is not necessary to read this unless you wnat to change the buiild
process. The first step in an MPIR build is managed by the batch file
prebuilld.bat which has the following steps:
1. Read the connfiguation from the IDE input parameters which are the
version (generic, core2, k8, k10, nehalem, p0, p3 or p4). For the
generic version there is a second parameter for a win32 build.
2. Set the source directory for the mpn source code and the platform
(win32 or x64).
3. Call the batch file gen_mpir_h.bat (described later) to generate
mpir.h in the mpir root directory.
4. Call the batch file gen_config_h.bat (described later) to generate
config.h in the mpir root directory.
5. use the batch file out_copy_rename to copy the appropriate version
of gmp-mparam.h into the mpir root directory.
The gen_mpir_h batch file inputs gmp_h.in and searches for @symbol@,
replacing those that matter with the appropiate values for the Windows
build.
The gen_config_h batch file takes lists of symbols in the cfg.h files
in the mpn sub-directories and generates HAVE_NATIVE defines from them.
The result is then prepended onto cfg.h in the build.vc10 directory and
the result is output as config.h into the mpir root directory.
The IDE build
-------------
At this point the IDE builds the MPIR library.
Postbuild
---------
After a successful MPIR build a postbuild step is managed by the batch
file postbuild.bat which has the following steps:
1. Tne $(TargetPath) parameter (%1 for the batch file) is parsed to
determine the library type (lib or dll), the platform (win32 or
x64), the configuration (release or debug) and the filename.
2. The final output directory is then creaated (mpir\build.vc10\lib
or mpir\build.vc10\dll) relative to the Visual Stduio solution
directory (build,vc10).
3. A text file 'lastbuild.txt' is then output in the mpir-tests sub-
directory describing the build configuration.
4. The header files used in the build are then copied into the output
directory.
5. The built library files (mpir.dll, mpir.exp, mpir.lib and mpir.pdb
for a DLL, mpir.lib and mpir.pdb for a static library) are then
copied into the output directory.
6. In the sub-directory mpir-tests, either dll-test-config.props (for
a DLL) or lib-test-config.props (for a static library) is copied
into test-config.props to set up the tests for the version of MPIR
being built.
ACKNOWLEDGEMENTS
================