bringing boost_1_63_0 into the wsjtx branch

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@7584 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
Bill Somerville 2017-02-28 00:58:28 +00:00
parent bdf4ffa7ba
commit 124f5863ac
2015 changed files with 345001 additions and 0 deletions

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# Copyright Vladimir Prus 2002-2006.
# Copyright Dave Abrahams 2005-2006.
# Copyright Rene Rivera 2005-2007.
# Copyright Douglas Gregor 2005.
#
# Distributed under the Boost Software License, Version 1.0.
# (See accompanying file LICENSE_1_0.txt or copy at
# http://www.boost.org/LICENSE_1_0.txt)
# Usage:
#
# b2 [options] [properties] [install|stage]
#
# Builds and installs Boost.
#
# Targets and Related Options:
#
# install Install headers and compiled library files to the
# ======= configured locations (below).
#
# --prefix=<PREFIX> Install architecture independent files here.
# Default; C:\Boost on Win32
# Default; /usr/local on Unix. Linux, etc.
#
# --exec-prefix=<EPREFIX> Install architecture dependent files here.
# Default; <PREFIX>
#
# --libdir=<DIR> Install library files here.
# Default; <EPREFIX>/lib
#
# --includedir=<HDRDIR> Install header files here.
# Default; <PREFIX>/include
#
# stage Build and install only compiled library files to the
# ===== stage directory.
#
# --stagedir=<STAGEDIR> Install library files here
# Default; ./stage
#
# Other Options:
#
# --build-type=<type> Build the specified pre-defined set of variations of
# the libraries. Note, that which variants get built
# depends on what each library supports.
#
# -- minimal -- (default) Builds a minimal set of
# variants. On Windows, these are static
# multithreaded libraries in debug and release
# modes, using shared runtime. On Linux, these are
# static and shared multithreaded libraries in
# release mode.
#
# -- complete -- Build all possible variations.
#
# --build-dir=DIR Build in this location instead of building within
# the distribution tree. Recommended!
#
# --show-libraries Display the list of Boost libraries that require
# build and installation steps, and then exit.
#
# --layout=<layout> Determine whether to choose library names and header
# locations such that multiple versions of Boost or
# multiple compilers can be used on the same system.
#
# -- versioned -- Names of boost binaries include
# the Boost version number, name and version of
# the compiler and encoded build properties. Boost
# headers are installed in a subdirectory of
# <HDRDIR> whose name contains the Boost version
# number.
#
# -- tagged -- Names of boost binaries include the
# encoded build properties such as variant and
# threading, but do not including compiler name
# and version, or Boost version. This option is
# useful if you build several variants of Boost,
# using the same compiler.
#
# -- system -- Binaries names do not include the
# Boost version number or the name and version
# number of the compiler. Boost headers are
# installed directly into <HDRDIR>. This option is
# intended for system integrators building
# distribution packages.
#
# The default value is 'versioned' on Windows, and
# 'system' on Unix.
#
# --buildid=ID Add the specified ID to the name of built libraries.
# The default is to not add anything.
#
# --python-buildid=ID Add the specified ID to the name of built libraries
# that depend on Python. The default is to not add
# anything. This ID is added in addition to --buildid.
#
# --help This message.
#
# --with-<library> Build and install the specified <library>. If this
# option is used, only libraries specified using this
# option will be built.
#
# --without-<library> Do not build, stage, or install the specified
# <library>. By default, all libraries are built.
#
# Properties:
#
# toolset=toolset Indicate the toolset to build with.
#
# variant=debug|release Select the build variant
#
# link=static|shared Whether to build static or shared libraries
#
# threading=single|multi Whether to build single or multithreaded binaries
#
# runtime-link=static|shared
# Whether to link to static or shared C and C++
# runtime.
#
# TODO:
# - handle boost version
# - handle python options such as pydebug
import boostcpp ;
import package ;
import sequence ;
import xsltproc ;
import set ;
import path ;
import link ;
path-constant BOOST_ROOT : . ;
constant BOOST_VERSION : 1.63.0 ;
constant BOOST_JAMROOT_MODULE : $(__name__) ;
boostcpp.set-version $(BOOST_VERSION) ;
use-project /boost/architecture : libs/config/checks/architecture ;
local all-headers =
[ MATCH .*libs/(.*)/include/boost : [ glob libs/*/include/boost libs/*/*/include/boost ] ] ;
for dir in $(all-headers)
{
link-directory $(dir)-headers : libs/$(dir)/include/boost : <location>. ;
explicit $(dir)-headers ;
}
if $(all-headers)
{
constant BOOST_MODULARLAYOUT : $(all-headers) ;
}
project boost
: requirements <include>.
[ boostcpp.architecture ]
[ boostcpp.address-model ]
# Disable auto-linking for all targets here, primarily because it caused
# troubles with V2.
<define>BOOST_ALL_NO_LIB=1
# Used to encode variant in target name. See the 'tag' rule below.
<tag>@$(__name__).tag
<conditional>@handle-static-runtime
# Comeau does not support shared lib
<toolset>como:<link>static
<toolset>como-linux:<define>_GNU_SOURCE=1
# When building docs within Boost, we want the standard Boost style
<xsl:param>boost.defaults=Boost
: usage-requirements <include>.
: build-dir bin.v2
;
# This rule is called by Boost.Build to determine the name of target. We use it
# to encode the build variant, compiler name and boost version in the target
# name.
#
rule tag ( name : type ? : property-set )
{
return [ boostcpp.tag $(name) : $(type) : $(property-set) ] ;
}
rule python-tag ( name : type ? : property-set )
{
return [ boostcpp.python-tag $(name) : $(type) : $(property-set) ] ;
}
rule handle-static-runtime ( properties * )
{
# Using static runtime with shared libraries is impossible on Linux, and
# dangerous on Windows. Therefore, we disallow it. This might be drastic,
# but it was disabled for a while without anybody complaining.
# For CW, static runtime is needed so that std::locale works.
if <link>shared in $(properties) && <runtime-link>static in $(properties) &&
! ( <toolset>cw in $(properties) )
{
ECHO "error: link=shared together with runtime-link=static is not allowed" ;
ECHO "error: such property combination is either impossible " ;
ECHO "error: or too dangerious to be of any use" ;
EXIT ;
}
}
all-libraries = [ MATCH .*libs/(.*)/build/.* : [ glob libs/*/build/Jamfile.v2 ]
[ glob libs/*/build/Jamfile ] ] ;
all-libraries = [ sequence.unique $(all-libraries) ] ;
# The function_types library has a Jamfile, but it's used for maintenance
# purposes, there's no library to build and install.
all-libraries = [ set.difference $(all-libraries) : function_types ] ;
# Setup convenient aliases for all libraries.
local rule explicit-alias ( id : targets + )
{
alias $(id) : $(targets) ;
explicit $(id) ;
}
# First, the complicated libraries: where the target name in Jamfile is
# different from its directory name.
explicit-alias prg_exec_monitor : libs/test/build//boost_prg_exec_monitor ;
explicit-alias test_exec_monitor : libs/test/build//boost_test_exec_monitor ;
explicit-alias unit_test_framework : libs/test/build//boost_unit_test_framework ;
explicit-alias bgl-vis : libs/graps/build//bgl-vis ;
explicit-alias serialization : libs/serialization/build//boost_serialization ;
explicit-alias wserialization : libs/serialization/build//boost_wserialization ;
for local l in $(all-libraries)
{
if ! $(l) in test graph serialization
{
explicit-alias $(l) : libs/$(l)/build//boost_$(l) ;
}
}
# Log has an additional target
explicit-alias log_setup : libs/log/build//boost_log_setup ;
alias headers : $(all-headers)-headers : : : <include>. ;
explicit headers ;
# Make project ids of all libraries known.
for local l in $(all-libraries)
{
use-project /boost/$(l) : libs/$(l)/build ;
}
if [ path.exists $(BOOST_ROOT)/tools/inspect ]
{
use-project /boost/tools/inspect : tools/inspect/build ;
}
if [ path.exists $(BOOST_ROOT)/libs/wave/tool ]
{
use-project /boost/libs/wave/tool : libs/wave/tool/build ;
}
# This rule should be called from libraries' Jamfiles and will create two
# targets, "install" and "stage", that will install or stage that library. The
# --prefix option is respected, but --with and --without options, naturally, are
# ignored.
#
# - libraries -- list of library targets to install.
#
rule boost-install ( libraries * )
{
package.install install
: <dependency>/boost//install-proper-headers $(install-requirements)
: # No binaries
: $(libraries)
: # No headers, it is handled by the dependency.
;
install stage : $(libraries) : <location>$(BOOST_STAGE_LOCATE) ;
module [ CALLER_MODULE ]
{
explicit stage ;
explicit install ;
}
}
# Creates a library target, adding autolink support and also creates
# stage and install targets via boost-install, above.
rule boost-lib ( name : sources * : requirements * : default-build * : usage-requirements * )
{
name = boost_$(name) ;
autolink = <link>shared:<define>BOOST_$(name:U)_DYN_LINK=1 ;
lib $(name)
: $(sources)
: $(requirements) $(autolink)
: $(default-build)
: $(usage-requirements) $(autolink)
;
boost-install $(name) ;
}
headers =
# The .SUNWCCh files are present in tr1 include directory and have to be
# installed (see http://lists.boost.org/Archives/boost/2007/05/121430.php).
[ path.glob-tree $(BOOST_ROOT)/boost : *.hpp *.ipp *.h *.inc *.SUNWCCh : CVS .svn ]
[ path.glob-tree $(BOOST_ROOT)/boost/compatibility/cpp_c_headers : c* : CVS .svn ]
[ path.glob boost/tr1/tr1 : * : bcc32 sun CVS .svn ]
;
# Declare special top-level targets that build and install the desired variants
# of the libraries.
boostcpp.declare-targets $(all-libraries) : $(headers) ;

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/* The following code declares class array,
* an STL container (as wrapper) for arrays of constant size.
*
* See
* http://www.boost.org/libs/array/
* for documentation.
*
* The original author site is at: http://www.josuttis.com/
*
* (C) Copyright Nicolai M. Josuttis 2001.
*
* Distributed under the Boost Software License, Version 1.0. (See
* accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* 14 Apr 2012 - (mtc) Added support for boost::hash
* 28 Dec 2010 - (mtc) Added cbegin and cend (and crbegin and crend) for C++Ox compatibility.
* 10 Mar 2010 - (mtc) fill method added, matching resolution of the standard library working group.
* See <http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#776> or Trac issue #3168
* Eventually, we should remove "assign" which is now a synonym for "fill" (Marshall Clow)
* 10 Mar 2010 - added workaround for SUNCC and !STLPort [trac #3893] (Marshall Clow)
* 29 Jan 2004 - c_array() added, BOOST_NO_PRIVATE_IN_AGGREGATE removed (Nico Josuttis)
* 23 Aug 2002 - fix for Non-MSVC compilers combined with MSVC libraries.
* 05 Aug 2001 - minor update (Nico Josuttis)
* 20 Jan 2001 - STLport fix (Beman Dawes)
* 29 Sep 2000 - Initial Revision (Nico Josuttis)
*
* Jan 29, 2004
*/
#ifndef BOOST_ARRAY_HPP
#define BOOST_ARRAY_HPP
#include <boost/detail/workaround.hpp>
#if BOOST_WORKAROUND(BOOST_MSVC, >= 1400)
# pragma warning(push)
# pragma warning(disable:4996) // 'std::equal': Function call with parameters that may be unsafe
# pragma warning(disable:4510) // boost::array<T,N>' : default constructor could not be generated
# pragma warning(disable:4610) // warning C4610: class 'boost::array<T,N>' can never be instantiated - user defined constructor required
#endif
#include <cstddef>
#include <stdexcept>
#include <boost/assert.hpp>
#include <boost/swap.hpp>
// Handles broken standard libraries better than <iterator>
#include <boost/detail/iterator.hpp>
#include <boost/throw_exception.hpp>
#include <boost/functional/hash_fwd.hpp>
#include <algorithm>
// FIXES for broken compilers
#include <boost/config.hpp>
namespace boost {
template<class T, std::size_t N>
class array {
public:
T elems[N]; // fixed-size array of elements of type T
public:
// type definitions
typedef T value_type;
typedef T* iterator;
typedef const T* const_iterator;
typedef T& reference;
typedef const T& const_reference;
typedef std::size_t size_type;
typedef std::ptrdiff_t difference_type;
// iterator support
iterator begin() { return elems; }
const_iterator begin() const { return elems; }
const_iterator cbegin() const { return elems; }
iterator end() { return elems+N; }
const_iterator end() const { return elems+N; }
const_iterator cend() const { return elems+N; }
// reverse iterator support
#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) && !defined(BOOST_MSVC_STD_ITERATOR) && !defined(BOOST_NO_STD_ITERATOR_TRAITS)
typedef std::reverse_iterator<iterator> reverse_iterator;
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
#elif defined(_MSC_VER) && (_MSC_VER == 1300) && defined(BOOST_DINKUMWARE_STDLIB) && (BOOST_DINKUMWARE_STDLIB == 310)
// workaround for broken reverse_iterator in VC7
typedef std::reverse_iterator<std::_Ptrit<value_type, difference_type, iterator,
reference, iterator, reference> > reverse_iterator;
typedef std::reverse_iterator<std::_Ptrit<value_type, difference_type, const_iterator,
const_reference, iterator, reference> > const_reverse_iterator;
#elif defined(_RWSTD_NO_CLASS_PARTIAL_SPEC)
typedef std::reverse_iterator<iterator, std::random_access_iterator_tag,
value_type, reference, iterator, difference_type> reverse_iterator;
typedef std::reverse_iterator<const_iterator, std::random_access_iterator_tag,
value_type, const_reference, const_iterator, difference_type> const_reverse_iterator;
#else
// workaround for broken reverse_iterator implementations
typedef std::reverse_iterator<iterator,T> reverse_iterator;
typedef std::reverse_iterator<const_iterator,T> const_reverse_iterator;
#endif
reverse_iterator rbegin() { return reverse_iterator(end()); }
const_reverse_iterator rbegin() const {
return const_reverse_iterator(end());
}
const_reverse_iterator crbegin() const {
return const_reverse_iterator(end());
}
reverse_iterator rend() { return reverse_iterator(begin()); }
const_reverse_iterator rend() const {
return const_reverse_iterator(begin());
}
const_reverse_iterator crend() const {
return const_reverse_iterator(begin());
}
// operator[]
reference operator[](size_type i)
{
BOOST_ASSERT_MSG( i < N, "out of range" );
return elems[i];
}
const_reference operator[](size_type i) const
{
BOOST_ASSERT_MSG( i < N, "out of range" );
return elems[i];
}
// at() with range check
reference at(size_type i) { rangecheck(i); return elems[i]; }
const_reference at(size_type i) const { rangecheck(i); return elems[i]; }
// front() and back()
reference front()
{
return elems[0];
}
const_reference front() const
{
return elems[0];
}
reference back()
{
return elems[N-1];
}
const_reference back() const
{
return elems[N-1];
}
// size is constant
static size_type size() { return N; }
static bool empty() { return false; }
static size_type max_size() { return N; }
enum { static_size = N };
// swap (note: linear complexity)
void swap (array<T,N>& y) {
for (size_type i = 0; i < N; ++i)
boost::swap(elems[i],y.elems[i]);
}
// direct access to data (read-only)
const T* data() const { return elems; }
T* data() { return elems; }
// use array as C array (direct read/write access to data)
T* c_array() { return elems; }
// assignment with type conversion
template <typename T2>
array<T,N>& operator= (const array<T2,N>& rhs) {
std::copy(rhs.begin(),rhs.end(), begin());
return *this;
}
// assign one value to all elements
void assign (const T& value) { fill ( value ); } // A synonym for fill
void fill (const T& value)
{
std::fill_n(begin(),size(),value);
}
// check range (may be private because it is static)
static void rangecheck (size_type i) {
if (i >= size()) {
std::out_of_range e("array<>: index out of range");
boost::throw_exception(e);
}
}
};
#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)
template< class T >
class array< T, 0 > {
public:
// type definitions
typedef T value_type;
typedef T* iterator;
typedef const T* const_iterator;
typedef T& reference;
typedef const T& const_reference;
typedef std::size_t size_type;
typedef std::ptrdiff_t difference_type;
// iterator support
iterator begin() { return iterator( reinterpret_cast< T * >( this ) ); }
const_iterator begin() const { return const_iterator( reinterpret_cast< const T * >( this ) ); }
const_iterator cbegin() const { return const_iterator( reinterpret_cast< const T * >( this ) ); }
iterator end() { return begin(); }
const_iterator end() const { return begin(); }
const_iterator cend() const { return cbegin(); }
// reverse iterator support
#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) && !defined(BOOST_MSVC_STD_ITERATOR) && !defined(BOOST_NO_STD_ITERATOR_TRAITS)
typedef std::reverse_iterator<iterator> reverse_iterator;
typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
#elif defined(_MSC_VER) && (_MSC_VER == 1300) && defined(BOOST_DINKUMWARE_STDLIB) && (BOOST_DINKUMWARE_STDLIB == 310)
// workaround for broken reverse_iterator in VC7
typedef std::reverse_iterator<std::_Ptrit<value_type, difference_type, iterator,
reference, iterator, reference> > reverse_iterator;
typedef std::reverse_iterator<std::_Ptrit<value_type, difference_type, const_iterator,
const_reference, iterator, reference> > const_reverse_iterator;
#elif defined(_RWSTD_NO_CLASS_PARTIAL_SPEC)
typedef std::reverse_iterator<iterator, std::random_access_iterator_tag,
value_type, reference, iterator, difference_type> reverse_iterator;
typedef std::reverse_iterator<const_iterator, std::random_access_iterator_tag,
value_type, const_reference, const_iterator, difference_type> const_reverse_iterator;
#else
// workaround for broken reverse_iterator implementations
typedef std::reverse_iterator<iterator,T> reverse_iterator;
typedef std::reverse_iterator<const_iterator,T> const_reverse_iterator;
#endif
reverse_iterator rbegin() { return reverse_iterator(end()); }
const_reverse_iterator rbegin() const {
return const_reverse_iterator(end());
}
const_reverse_iterator crbegin() const {
return const_reverse_iterator(end());
}
reverse_iterator rend() { return reverse_iterator(begin()); }
const_reverse_iterator rend() const {
return const_reverse_iterator(begin());
}
const_reverse_iterator crend() const {
return const_reverse_iterator(begin());
}
// operator[]
reference operator[](size_type /*i*/)
{
return failed_rangecheck();
}
const_reference operator[](size_type /*i*/) const
{
return failed_rangecheck();
}
// at() with range check
reference at(size_type /*i*/) { return failed_rangecheck(); }
const_reference at(size_type /*i*/) const { return failed_rangecheck(); }
// front() and back()
reference front()
{
return failed_rangecheck();
}
const_reference front() const
{
return failed_rangecheck();
}
reference back()
{
return failed_rangecheck();
}
const_reference back() const
{
return failed_rangecheck();
}
// size is constant
static size_type size() { return 0; }
static bool empty() { return true; }
static size_type max_size() { return 0; }
enum { static_size = 0 };
void swap (array<T,0>& /*y*/) {
}
// direct access to data (read-only)
const T* data() const { return 0; }
T* data() { return 0; }
// use array as C array (direct read/write access to data)
T* c_array() { return 0; }
// assignment with type conversion
template <typename T2>
array<T,0>& operator= (const array<T2,0>& ) {
return *this;
}
// assign one value to all elements
void assign (const T& value) { fill ( value ); }
void fill (const T& ) {}
// check range (may be private because it is static)
static reference failed_rangecheck () {
std::out_of_range e("attempt to access element of an empty array");
boost::throw_exception(e);
#if defined(BOOST_NO_EXCEPTIONS) || (!defined(BOOST_MSVC) && !defined(__PATHSCALE__))
//
// We need to return something here to keep
// some compilers happy: however we will never
// actually get here....
//
static T placeholder;
return placeholder;
#endif
}
};
#endif
// comparisons
template<class T, std::size_t N>
bool operator== (const array<T,N>& x, const array<T,N>& y) {
return std::equal(x.begin(), x.end(), y.begin());
}
template<class T, std::size_t N>
bool operator< (const array<T,N>& x, const array<T,N>& y) {
return std::lexicographical_compare(x.begin(),x.end(),y.begin(),y.end());
}
template<class T, std::size_t N>
bool operator!= (const array<T,N>& x, const array<T,N>& y) {
return !(x==y);
}
template<class T, std::size_t N>
bool operator> (const array<T,N>& x, const array<T,N>& y) {
return y<x;
}
template<class T, std::size_t N>
bool operator<= (const array<T,N>& x, const array<T,N>& y) {
return !(y<x);
}
template<class T, std::size_t N>
bool operator>= (const array<T,N>& x, const array<T,N>& y) {
return !(x<y);
}
// global swap()
template<class T, std::size_t N>
inline void swap (array<T,N>& x, array<T,N>& y) {
x.swap(y);
}
#if defined(__SUNPRO_CC)
// Trac ticket #4757; the Sun Solaris compiler can't handle
// syntax like 'T(&get_c_array(boost::array<T,N>& arg))[N]'
//
// We can't just use this for all compilers, because the
// borland compilers can't handle this form.
namespace detail {
template <typename T, std::size_t N> struct c_array
{
typedef T type[N];
};
}
// Specific for boost::array: simply returns its elems data member.
template <typename T, std::size_t N>
typename detail::c_array<T,N>::type& get_c_array(boost::array<T,N>& arg)
{
return arg.elems;
}
// Specific for boost::array: simply returns its elems data member.
template <typename T, std::size_t N>
typename const detail::c_array<T,N>::type& get_c_array(const boost::array<T,N>& arg)
{
return arg.elems;
}
#else
// Specific for boost::array: simply returns its elems data member.
template <typename T, std::size_t N>
T(&get_c_array(boost::array<T,N>& arg))[N]
{
return arg.elems;
}
// Const version.
template <typename T, std::size_t N>
const T(&get_c_array(const boost::array<T,N>& arg))[N]
{
return arg.elems;
}
#endif
#if 0
// Overload for std::array, assuming that std::array will have
// explicit conversion functions as discussed at the WG21 meeting
// in Summit, March 2009.
template <typename T, std::size_t N>
T(&get_c_array(std::array<T,N>& arg))[N]
{
return static_cast<T(&)[N]>(arg);
}
// Const version.
template <typename T, std::size_t N>
const T(&get_c_array(const std::array<T,N>& arg))[N]
{
return static_cast<T(&)[N]>(arg);
}
#endif
template<class T, std::size_t N>
std::size_t hash_value(const array<T,N>& arr)
{
return boost::hash_range(arr.begin(), arr.end());
}
} /* namespace boost */
#if BOOST_WORKAROUND(BOOST_MSVC, >= 1400)
# pragma warning(pop)
#endif
#endif /*BOOST_ARRAY_HPP*/

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//
// boost/assert.hpp - BOOST_ASSERT(expr)
// BOOST_ASSERT_MSG(expr, msg)
// BOOST_VERIFY(expr)
// BOOST_VERIFY_MSG(expr, msg)
// BOOST_ASSERT_IS_VOID
//
// Copyright (c) 2001, 2002 Peter Dimov and Multi Media Ltd.
// Copyright (c) 2007, 2014 Peter Dimov
// Copyright (c) Beman Dawes 2011
// Copyright (c) 2015 Ion Gaztanaga
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
//
// Note: There are no include guards. This is intentional.
//
// See http://www.boost.org/libs/assert/assert.html for documentation.
//
//
// Stop inspect complaining about use of 'assert':
//
// boostinspect:naassert_macro
//
//
// BOOST_ASSERT, BOOST_ASSERT_MSG, BOOST_ASSERT_IS_VOID
//
#undef BOOST_ASSERT
#undef BOOST_ASSERT_MSG
#undef BOOST_ASSERT_IS_VOID
#if defined(BOOST_DISABLE_ASSERTS) || ( defined(BOOST_ENABLE_ASSERT_DEBUG_HANDLER) && defined(NDEBUG) )
# define BOOST_ASSERT(expr) ((void)0)
# define BOOST_ASSERT_MSG(expr, msg) ((void)0)
# define BOOST_ASSERT_IS_VOID
#elif defined(BOOST_ENABLE_ASSERT_HANDLER) || ( defined(BOOST_ENABLE_ASSERT_DEBUG_HANDLER) && !defined(NDEBUG) )
#include <boost/config.hpp> // for BOOST_LIKELY
#include <boost/current_function.hpp>
namespace boost
{
void assertion_failed(char const * expr, char const * function, char const * file, long line); // user defined
void assertion_failed_msg(char const * expr, char const * msg, char const * function, char const * file, long line); // user defined
} // namespace boost
#define BOOST_ASSERT(expr) (BOOST_LIKELY(!!(expr))? ((void)0): ::boost::assertion_failed(#expr, BOOST_CURRENT_FUNCTION, __FILE__, __LINE__))
#define BOOST_ASSERT_MSG(expr, msg) (BOOST_LIKELY(!!(expr))? ((void)0): ::boost::assertion_failed_msg(#expr, msg, BOOST_CURRENT_FUNCTION, __FILE__, __LINE__))
#else
# include <assert.h> // .h to support old libraries w/o <cassert> - effect is the same
# define BOOST_ASSERT(expr) assert(expr)
# define BOOST_ASSERT_MSG(expr, msg) assert((expr)&&(msg))
#if defined(NDEBUG)
# define BOOST_ASSERT_IS_VOID
#endif
#endif
//
// BOOST_VERIFY, BOOST_VERIFY_MSG
//
#undef BOOST_VERIFY
#undef BOOST_VERIFY_MSG
#if defined(BOOST_DISABLE_ASSERTS) || ( !defined(BOOST_ENABLE_ASSERT_HANDLER) && defined(NDEBUG) )
# define BOOST_VERIFY(expr) ((void)(expr))
# define BOOST_VERIFY_MSG(expr, msg) ((void)(expr))
#else
# define BOOST_VERIFY(expr) BOOST_ASSERT(expr)
# define BOOST_VERIFY_MSG(expr, msg) BOOST_ASSERT_MSG(expr,msg)
#endif

18
boost/boost/atomic.hpp Normal file
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#ifndef BOOST_ATOMIC_HPP
#define BOOST_ATOMIC_HPP
// Copyright (c) 2011 Helge Bahmann
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
// This header includes all Boost.Atomic public headers
#include <boost/atomic/atomic.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#endif

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2011 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/atomic.hpp
*
* This header contains definition of \c atomic template and \c atomic_flag.
*/
#ifndef BOOST_ATOMIC_ATOMIC_HPP_INCLUDED_
#define BOOST_ATOMIC_ATOMIC_HPP_INCLUDED_
#include <boost/atomic/capabilities.hpp>
#include <boost/atomic/fences.hpp>
#include <boost/atomic/atomic_flag.hpp>
#include <boost/atomic/detail/atomic_template.hpp>
#include <boost/atomic/detail/operations.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
using atomics::atomic;
using atomics::atomic_char;
using atomics::atomic_uchar;
using atomics::atomic_schar;
using atomics::atomic_uint8_t;
using atomics::atomic_int8_t;
using atomics::atomic_ushort;
using atomics::atomic_short;
using atomics::atomic_uint16_t;
using atomics::atomic_int16_t;
using atomics::atomic_uint;
using atomics::atomic_int;
using atomics::atomic_uint32_t;
using atomics::atomic_int32_t;
using atomics::atomic_ulong;
using atomics::atomic_long;
using atomics::atomic_uint64_t;
using atomics::atomic_int64_t;
#ifdef BOOST_HAS_LONG_LONG
using atomics::atomic_ullong;
using atomics::atomic_llong;
#endif
using atomics::atomic_address;
using atomics::atomic_bool;
using atomics::atomic_wchar_t;
#if !defined(BOOST_NO_CXX11_CHAR16_T)
using atomics::atomic_char16_t;
#endif
#if !defined(BOOST_NO_CXX11_CHAR32_T)
using atomics::atomic_char32_t;
#endif
using atomics::atomic_int_least8_t;
using atomics::atomic_uint_least8_t;
using atomics::atomic_int_least16_t;
using atomics::atomic_uint_least16_t;
using atomics::atomic_int_least32_t;
using atomics::atomic_uint_least32_t;
using atomics::atomic_int_least64_t;
using atomics::atomic_uint_least64_t;
using atomics::atomic_int_fast8_t;
using atomics::atomic_uint_fast8_t;
using atomics::atomic_int_fast16_t;
using atomics::atomic_uint_fast16_t;
using atomics::atomic_int_fast32_t;
using atomics::atomic_uint_fast32_t;
using atomics::atomic_int_fast64_t;
using atomics::atomic_uint_fast64_t;
using atomics::atomic_intmax_t;
using atomics::atomic_uintmax_t;
using atomics::atomic_size_t;
using atomics::atomic_ptrdiff_t;
#if defined(BOOST_HAS_INTPTR_T)
using atomics::atomic_intptr_t;
using atomics::atomic_uintptr_t;
#endif
} // namespace boost
#endif // BOOST_ATOMIC_ATOMIC_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2011 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/atomic_flag.hpp
*
* This header contains definition of \c atomic_flag.
*/
#ifndef BOOST_ATOMIC_ATOMIC_FLAG_HPP_INCLUDED_
#define BOOST_ATOMIC_ATOMIC_FLAG_HPP_INCLUDED_
#include <boost/atomic/capabilities.hpp>
#include <boost/atomic/detail/operations.hpp>
#include <boost/atomic/detail/atomic_flag.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
using atomics::atomic_flag;
} // namespace boost
#endif // BOOST_ATOMIC_ATOMIC_FLAG_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/capabilities.hpp
*
* This header defines feature capabilities macros.
*/
#ifndef BOOST_ATOMIC_CAPABILITIES_HPP_INCLUDED_
#define BOOST_ATOMIC_CAPABILITIES_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/platform.hpp>
#include <boost/atomic/detail/int_sizes.hpp>
#if !defined(BOOST_ATOMIC_EMULATED)
#include BOOST_ATOMIC_DETAIL_HEADER(boost/atomic/detail/caps_)
#endif
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#ifndef BOOST_ATOMIC_INT8_LOCK_FREE
#define BOOST_ATOMIC_INT8_LOCK_FREE 0
#endif
#ifndef BOOST_ATOMIC_INT16_LOCK_FREE
#define BOOST_ATOMIC_INT16_LOCK_FREE 0
#endif
#ifndef BOOST_ATOMIC_INT32_LOCK_FREE
#define BOOST_ATOMIC_INT32_LOCK_FREE 0
#endif
#ifndef BOOST_ATOMIC_INT64_LOCK_FREE
#define BOOST_ATOMIC_INT64_LOCK_FREE 0
#endif
#ifndef BOOST_ATOMIC_INT128_LOCK_FREE
#define BOOST_ATOMIC_INT128_LOCK_FREE 0
#endif
#ifndef BOOST_ATOMIC_CHAR_LOCK_FREE
#define BOOST_ATOMIC_CHAR_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
#endif
#ifndef BOOST_ATOMIC_CHAR16_T_LOCK_FREE
#define BOOST_ATOMIC_CHAR16_T_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
#endif
#ifndef BOOST_ATOMIC_CHAR32_T_LOCK_FREE
#define BOOST_ATOMIC_CHAR32_T_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
#endif
#ifndef BOOST_ATOMIC_WCHAR_T_LOCK_FREE
#if BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 1
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 2
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 4
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 8
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
#else
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE 0
#endif
#endif
#ifndef BOOST_ATOMIC_SHORT_LOCK_FREE
#if BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 1
#define BOOST_ATOMIC_SHORT_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 2
#define BOOST_ATOMIC_SHORT_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 4
#define BOOST_ATOMIC_SHORT_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 8
#define BOOST_ATOMIC_SHORT_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
#else
#define BOOST_ATOMIC_SHORT_LOCK_FREE 0
#endif
#endif
#ifndef BOOST_ATOMIC_INT_LOCK_FREE
#if BOOST_ATOMIC_DETAIL_SIZEOF_INT == 1
#define BOOST_ATOMIC_INT_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_INT == 2
#define BOOST_ATOMIC_INT_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_INT == 4
#define BOOST_ATOMIC_INT_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_INT == 8
#define BOOST_ATOMIC_INT_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
#else
#define BOOST_ATOMIC_INT_LOCK_FREE 0
#endif
#endif
#ifndef BOOST_ATOMIC_LONG_LOCK_FREE
#if BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 1
#define BOOST_ATOMIC_LONG_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 2
#define BOOST_ATOMIC_LONG_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 4
#define BOOST_ATOMIC_LONG_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 8
#define BOOST_ATOMIC_LONG_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
#else
#define BOOST_ATOMIC_LONG_LOCK_FREE 0
#endif
#endif
#ifndef BOOST_ATOMIC_LLONG_LOCK_FREE
#if BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 1
#define BOOST_ATOMIC_LLONG_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 2
#define BOOST_ATOMIC_LLONG_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 4
#define BOOST_ATOMIC_LLONG_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 8
#define BOOST_ATOMIC_LLONG_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
#else
#define BOOST_ATOMIC_LLONG_LOCK_FREE 0
#endif
#endif
#ifndef BOOST_ATOMIC_POINTER_LOCK_FREE
#if (BOOST_ATOMIC_DETAIL_SIZEOF_POINTER + 0) == 8
#define BOOST_ATOMIC_POINTER_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
#elif (BOOST_ATOMIC_DETAIL_SIZEOF_POINTER + 0) == 4
#define BOOST_ATOMIC_POINTER_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
#else
#define BOOST_ATOMIC_POINTER_LOCK_FREE 0
#endif
#endif
#define BOOST_ATOMIC_ADDRESS_LOCK_FREE BOOST_ATOMIC_POINTER_LOCK_FREE
#ifndef BOOST_ATOMIC_BOOL_LOCK_FREE
// We store bools in 1-byte storage in all backends
#define BOOST_ATOMIC_BOOL_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
#endif
#ifndef BOOST_ATOMIC_FLAG_LOCK_FREE
#define BOOST_ATOMIC_FLAG_LOCK_FREE BOOST_ATOMIC_BOOL_LOCK_FREE
#endif
#ifndef BOOST_ATOMIC_THREAD_FENCE
#define BOOST_ATOMIC_THREAD_FENCE 0
#endif
#ifndef BOOST_ATOMIC_SIGNAL_FENCE
#define BOOST_ATOMIC_SIGNAL_FENCE 0
#endif
#endif // BOOST_ATOMIC_CAPABILITIES_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/atomic_flag.hpp
*
* This header contains interface definition of \c atomic_flag.
*/
#ifndef BOOST_ATOMIC_DETAIL_ATOMIC_FLAG_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_ATOMIC_FLAG_HPP_INCLUDED_
#include <boost/assert.hpp>
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/operations_lockfree.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
/*
* IMPLEMENTATION NOTE: All interface functions MUST be declared with BOOST_FORCEINLINE,
* see comment for convert_memory_order_to_gcc in ops_gcc_atomic.hpp.
*/
namespace boost {
namespace atomics {
#if defined(BOOST_NO_CXX11_CONSTEXPR) || defined(BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX)
#define BOOST_ATOMIC_NO_ATOMIC_FLAG_INIT
#else
#define BOOST_ATOMIC_FLAG_INIT {}
#endif
struct atomic_flag
{
typedef atomics::detail::operations< 1u, false > operations;
typedef operations::storage_type storage_type;
operations::aligned_storage_type m_storage;
BOOST_FORCEINLINE BOOST_CONSTEXPR atomic_flag() BOOST_NOEXCEPT : m_storage(0)
{
}
BOOST_FORCEINLINE bool test_and_set(memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return operations::test_and_set(m_storage.value, order);
}
BOOST_FORCEINLINE void clear(memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(order != memory_order_acquire);
BOOST_ASSERT(order != memory_order_acq_rel);
operations::clear(m_storage.value, order);
}
BOOST_DELETED_FUNCTION(atomic_flag(atomic_flag const&))
BOOST_DELETED_FUNCTION(atomic_flag& operator= (atomic_flag const&))
};
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_ATOMIC_FLAG_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2011 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/atomic_template.hpp
*
* This header contains interface definition of \c atomic template.
*/
#ifndef BOOST_ATOMIC_DETAIL_ATOMIC_TEMPLATE_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_ATOMIC_TEMPLATE_HPP_INCLUDED_
#include <cstddef>
#include <boost/cstdint.hpp>
#include <boost/assert.hpp>
#include <boost/type_traits/is_signed.hpp>
#include <boost/type_traits/is_integral.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/bitwise_cast.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if defined(BOOST_MSVC)
#pragma warning(push)
// 'boost::atomics::atomic<T>' : multiple assignment operators specified
#pragma warning(disable: 4522)
#endif
/*
* IMPLEMENTATION NOTE: All interface functions MUST be declared with BOOST_FORCEINLINE,
* see comment for convert_memory_order_to_gcc in ops_gcc_atomic.hpp.
*/
namespace boost {
namespace atomics {
namespace detail {
BOOST_FORCEINLINE BOOST_CONSTEXPR memory_order deduce_failure_order(memory_order order) BOOST_NOEXCEPT
{
return order == memory_order_acq_rel ? memory_order_acquire : (order == memory_order_release ? memory_order_relaxed : order);
}
BOOST_FORCEINLINE BOOST_CONSTEXPR bool cas_failure_order_must_not_be_stronger_than_success_order(memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
// 15 == (memory_order_seq_cst | memory_order_consume), see memory_order.hpp
// Given the enum values we can test the strength of memory order requirements with this single condition.
return (failure_order & 15u) <= (success_order & 15u);
}
template< typename T, bool IsInt = boost::is_integral< T >::value >
struct classify
{
typedef void type;
};
template< typename T >
struct classify< T, true > { typedef int type; };
template< typename T >
struct classify< T*, false > { typedef void* type; };
template< typename T, typename Kind >
class base_atomic;
//! Implementation for integers
template< typename T >
class base_atomic< T, int >
{
private:
typedef T value_type;
typedef T difference_type;
protected:
typedef atomics::detail::operations< storage_size_of< value_type >::value, boost::is_signed< T >::value > operations;
typedef value_type value_arg_type;
public:
typedef typename operations::storage_type storage_type;
protected:
typename operations::aligned_storage_type m_storage;
public:
BOOST_DEFAULTED_FUNCTION(base_atomic(), {})
BOOST_CONSTEXPR explicit base_atomic(value_type v) BOOST_NOEXCEPT : m_storage(v) {}
BOOST_FORCEINLINE void store(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(order != memory_order_consume);
BOOST_ASSERT(order != memory_order_acquire);
BOOST_ASSERT(order != memory_order_acq_rel);
operations::store(m_storage.value, static_cast< storage_type >(v), order);
}
BOOST_FORCEINLINE value_type load(memory_order order = memory_order_seq_cst) const volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(order != memory_order_release);
BOOST_ASSERT(order != memory_order_acq_rel);
return static_cast< value_type >(operations::load(m_storage.value, order));
}
BOOST_FORCEINLINE value_type fetch_add(difference_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return static_cast< value_type >(operations::fetch_add(m_storage.value, static_cast< storage_type >(v), order));
}
BOOST_FORCEINLINE value_type fetch_sub(difference_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return static_cast< value_type >(operations::fetch_sub(m_storage.value, static_cast< storage_type >(v), order));
}
BOOST_FORCEINLINE value_type exchange(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return static_cast< value_type >(operations::exchange(m_storage.value, static_cast< storage_type >(v), order));
}
BOOST_FORCEINLINE bool compare_exchange_strong(value_type& expected, value_type desired, memory_order success_order, memory_order failure_order) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(failure_order != memory_order_release);
BOOST_ASSERT(failure_order != memory_order_acq_rel);
BOOST_ASSERT(cas_failure_order_must_not_be_stronger_than_success_order(success_order, failure_order));
storage_type old_value = static_cast< storage_type >(expected);
const bool res = operations::compare_exchange_strong(m_storage.value, old_value, static_cast< storage_type >(desired), success_order, failure_order);
expected = static_cast< value_type >(old_value);
return res;
}
BOOST_FORCEINLINE bool compare_exchange_strong(value_type& expected, value_type desired, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return compare_exchange_strong(expected, desired, order, atomics::detail::deduce_failure_order(order));
}
BOOST_FORCEINLINE bool compare_exchange_weak(value_type& expected, value_type desired, memory_order success_order, memory_order failure_order) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(failure_order != memory_order_release);
BOOST_ASSERT(failure_order != memory_order_acq_rel);
BOOST_ASSERT(cas_failure_order_must_not_be_stronger_than_success_order(success_order, failure_order));
storage_type old_value = static_cast< storage_type >(expected);
const bool res = operations::compare_exchange_weak(m_storage.value, old_value, static_cast< storage_type >(desired), success_order, failure_order);
expected = static_cast< value_type >(old_value);
return res;
}
BOOST_FORCEINLINE bool compare_exchange_weak(value_type& expected, value_type desired, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return compare_exchange_weak(expected, desired, order, atomics::detail::deduce_failure_order(order));
}
BOOST_FORCEINLINE value_type fetch_and(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return static_cast< value_type >(operations::fetch_and(m_storage.value, static_cast< storage_type >(v), order));
}
BOOST_FORCEINLINE value_type fetch_or(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return static_cast< value_type >(operations::fetch_or(m_storage.value, static_cast< storage_type >(v), order));
}
BOOST_FORCEINLINE value_type fetch_xor(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return static_cast< value_type >(operations::fetch_xor(m_storage.value, static_cast< storage_type >(v), order));
}
BOOST_FORCEINLINE bool is_lock_free() const volatile BOOST_NOEXCEPT
{
return operations::is_lock_free(m_storage.value);
}
BOOST_FORCEINLINE value_type operator++(int) volatile BOOST_NOEXCEPT
{
return fetch_add(1);
}
BOOST_FORCEINLINE value_type operator++() volatile BOOST_NOEXCEPT
{
return fetch_add(1) + 1;
}
BOOST_FORCEINLINE value_type operator--(int) volatile BOOST_NOEXCEPT
{
return fetch_sub(1);
}
BOOST_FORCEINLINE value_type operator--() volatile BOOST_NOEXCEPT
{
return fetch_sub(1) - 1;
}
BOOST_FORCEINLINE value_type operator+=(difference_type v) volatile BOOST_NOEXCEPT
{
return fetch_add(v) + v;
}
BOOST_FORCEINLINE value_type operator-=(difference_type v) volatile BOOST_NOEXCEPT
{
return fetch_sub(v) - v;
}
BOOST_FORCEINLINE value_type operator&=(value_type v) volatile BOOST_NOEXCEPT
{
return fetch_and(v) & v;
}
BOOST_FORCEINLINE value_type operator|=(value_type v) volatile BOOST_NOEXCEPT
{
return fetch_or(v) | v;
}
BOOST_FORCEINLINE value_type operator^=(value_type v) volatile BOOST_NOEXCEPT
{
return fetch_xor(v) ^ v;
}
BOOST_DELETED_FUNCTION(base_atomic(base_atomic const&))
BOOST_DELETED_FUNCTION(base_atomic& operator=(base_atomic const&))
};
//! Implementation for bool
template< >
class base_atomic< bool, int >
{
private:
typedef bool value_type;
protected:
typedef atomics::detail::operations< 1u, false > operations;
typedef value_type value_arg_type;
public:
typedef operations::storage_type storage_type;
protected:
operations::aligned_storage_type m_storage;
public:
BOOST_DEFAULTED_FUNCTION(base_atomic(), {})
BOOST_CONSTEXPR explicit base_atomic(value_type v) BOOST_NOEXCEPT : m_storage(v) {}
BOOST_FORCEINLINE void store(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(order != memory_order_consume);
BOOST_ASSERT(order != memory_order_acquire);
BOOST_ASSERT(order != memory_order_acq_rel);
operations::store(m_storage.value, static_cast< storage_type >(v), order);
}
BOOST_FORCEINLINE value_type load(memory_order order = memory_order_seq_cst) const volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(order != memory_order_release);
BOOST_ASSERT(order != memory_order_acq_rel);
return !!operations::load(m_storage.value, order);
}
BOOST_FORCEINLINE value_type exchange(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return !!operations::exchange(m_storage.value, static_cast< storage_type >(v), order);
}
BOOST_FORCEINLINE bool compare_exchange_strong(value_type& expected, value_type desired, memory_order success_order, memory_order failure_order) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(failure_order != memory_order_release);
BOOST_ASSERT(failure_order != memory_order_acq_rel);
BOOST_ASSERT(cas_failure_order_must_not_be_stronger_than_success_order(success_order, failure_order));
storage_type old_value = static_cast< storage_type >(expected);
const bool res = operations::compare_exchange_strong(m_storage.value, old_value, static_cast< storage_type >(desired), success_order, failure_order);
expected = !!old_value;
return res;
}
BOOST_FORCEINLINE bool compare_exchange_strong(value_type& expected, value_type desired, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return compare_exchange_strong(expected, desired, order, atomics::detail::deduce_failure_order(order));
}
BOOST_FORCEINLINE bool compare_exchange_weak(value_type& expected, value_type desired, memory_order success_order, memory_order failure_order) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(failure_order != memory_order_release);
BOOST_ASSERT(failure_order != memory_order_acq_rel);
BOOST_ASSERT(cas_failure_order_must_not_be_stronger_than_success_order(success_order, failure_order));
storage_type old_value = static_cast< storage_type >(expected);
const bool res = operations::compare_exchange_weak(m_storage.value, old_value, static_cast< storage_type >(desired), success_order, failure_order);
expected = !!old_value;
return res;
}
BOOST_FORCEINLINE bool compare_exchange_weak(value_type& expected, value_type desired, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return compare_exchange_weak(expected, desired, order, atomics::detail::deduce_failure_order(order));
}
BOOST_FORCEINLINE bool is_lock_free() const volatile BOOST_NOEXCEPT
{
return operations::is_lock_free(m_storage.value);
}
BOOST_DELETED_FUNCTION(base_atomic(base_atomic const&))
BOOST_DELETED_FUNCTION(base_atomic& operator=(base_atomic const&))
};
//! Implementation for user-defined types, such as structs and enums
template< typename T >
class base_atomic< T, void >
{
private:
typedef T value_type;
protected:
typedef atomics::detail::operations< storage_size_of< value_type >::value, false > operations;
typedef value_type const& value_arg_type;
public:
typedef typename operations::storage_type storage_type;
protected:
typename operations::aligned_storage_type m_storage;
public:
BOOST_FORCEINLINE explicit base_atomic(value_type const& v = value_type()) BOOST_NOEXCEPT : m_storage(atomics::detail::bitwise_cast< storage_type >(v))
{
}
BOOST_FORCEINLINE void store(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(order != memory_order_consume);
BOOST_ASSERT(order != memory_order_acquire);
BOOST_ASSERT(order != memory_order_acq_rel);
operations::store(m_storage.value, atomics::detail::bitwise_cast< storage_type >(v), order);
}
BOOST_FORCEINLINE value_type load(memory_order order = memory_order_seq_cst) const volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(order != memory_order_release);
BOOST_ASSERT(order != memory_order_acq_rel);
return atomics::detail::bitwise_cast< value_type >(operations::load(m_storage.value, order));
}
BOOST_FORCEINLINE value_type exchange(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return atomics::detail::bitwise_cast< value_type >(operations::exchange(m_storage.value, atomics::detail::bitwise_cast< storage_type >(v), order));
}
BOOST_FORCEINLINE bool compare_exchange_strong(value_type& expected, value_type desired, memory_order success_order, memory_order failure_order) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(failure_order != memory_order_release);
BOOST_ASSERT(failure_order != memory_order_acq_rel);
BOOST_ASSERT(cas_failure_order_must_not_be_stronger_than_success_order(success_order, failure_order));
storage_type old_value = atomics::detail::bitwise_cast< storage_type >(expected);
const bool res = operations::compare_exchange_strong(m_storage.value, old_value, atomics::detail::bitwise_cast< storage_type >(desired), success_order, failure_order);
expected = atomics::detail::bitwise_cast< value_type >(old_value);
return res;
}
BOOST_FORCEINLINE bool compare_exchange_strong(value_type& expected, value_type desired, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return compare_exchange_strong(expected, desired, order, atomics::detail::deduce_failure_order(order));
}
BOOST_FORCEINLINE bool compare_exchange_weak(value_type& expected, value_type desired, memory_order success_order, memory_order failure_order) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(failure_order != memory_order_release);
BOOST_ASSERT(failure_order != memory_order_acq_rel);
BOOST_ASSERT(cas_failure_order_must_not_be_stronger_than_success_order(success_order, failure_order));
storage_type old_value = atomics::detail::bitwise_cast< storage_type >(expected);
const bool res = operations::compare_exchange_weak(m_storage.value, old_value, atomics::detail::bitwise_cast< storage_type >(desired), success_order, failure_order);
expected = atomics::detail::bitwise_cast< value_type >(old_value);
return res;
}
BOOST_FORCEINLINE bool compare_exchange_weak(value_type& expected, value_type desired, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return compare_exchange_weak(expected, desired, order, atomics::detail::deduce_failure_order(order));
}
BOOST_FORCEINLINE bool is_lock_free() const volatile BOOST_NOEXCEPT
{
return operations::is_lock_free(m_storage.value);
}
BOOST_DELETED_FUNCTION(base_atomic(base_atomic const&))
BOOST_DELETED_FUNCTION(base_atomic& operator=(base_atomic const&))
};
//! Implementation for pointers
template< typename T >
class base_atomic< T*, void* >
{
private:
typedef T* value_type;
typedef std::ptrdiff_t difference_type;
protected:
typedef atomics::detail::operations< storage_size_of< value_type >::value, false > operations;
typedef value_type value_arg_type;
public:
typedef typename operations::storage_type storage_type;
protected:
typename operations::aligned_storage_type m_storage;
public:
BOOST_DEFAULTED_FUNCTION(base_atomic(), {})
BOOST_FORCEINLINE explicit base_atomic(value_type const& v) BOOST_NOEXCEPT : m_storage(atomics::detail::bitwise_cast< storage_type >(v))
{
}
BOOST_FORCEINLINE void store(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(order != memory_order_consume);
BOOST_ASSERT(order != memory_order_acquire);
BOOST_ASSERT(order != memory_order_acq_rel);
operations::store(m_storage.value, atomics::detail::bitwise_cast< storage_type >(v), order);
}
BOOST_FORCEINLINE value_type load(memory_order order = memory_order_seq_cst) const volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(order != memory_order_release);
BOOST_ASSERT(order != memory_order_acq_rel);
return atomics::detail::bitwise_cast< value_type >(operations::load(m_storage.value, order));
}
BOOST_FORCEINLINE value_type fetch_add(difference_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return atomics::detail::bitwise_cast< value_type >(operations::fetch_add(m_storage.value, static_cast< storage_type >(v * sizeof(T)), order));
}
BOOST_FORCEINLINE value_type fetch_sub(difference_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return atomics::detail::bitwise_cast< value_type >(operations::fetch_sub(m_storage.value, static_cast< storage_type >(v * sizeof(T)), order));
}
BOOST_FORCEINLINE value_type exchange(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return atomics::detail::bitwise_cast< value_type >(operations::exchange(m_storage.value, atomics::detail::bitwise_cast< storage_type >(v), order));
}
BOOST_FORCEINLINE bool compare_exchange_strong(value_type& expected, value_type desired, memory_order success_order, memory_order failure_order) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(failure_order != memory_order_release);
BOOST_ASSERT(failure_order != memory_order_acq_rel);
BOOST_ASSERT(cas_failure_order_must_not_be_stronger_than_success_order(success_order, failure_order));
storage_type old_value = atomics::detail::bitwise_cast< storage_type >(expected);
const bool res = operations::compare_exchange_strong(m_storage.value, old_value, atomics::detail::bitwise_cast< storage_type >(desired), success_order, failure_order);
expected = atomics::detail::bitwise_cast< value_type >(old_value);
return res;
}
BOOST_FORCEINLINE bool compare_exchange_strong(value_type& expected, value_type desired, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return compare_exchange_strong(expected, desired, order, atomics::detail::deduce_failure_order(order));
}
BOOST_FORCEINLINE bool compare_exchange_weak(value_type& expected, value_type desired, memory_order success_order, memory_order failure_order) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(failure_order != memory_order_release);
BOOST_ASSERT(failure_order != memory_order_acq_rel);
BOOST_ASSERT(cas_failure_order_must_not_be_stronger_than_success_order(success_order, failure_order));
storage_type old_value = atomics::detail::bitwise_cast< storage_type >(expected);
const bool res = operations::compare_exchange_weak(m_storage.value, old_value, atomics::detail::bitwise_cast< storage_type >(desired), success_order, failure_order);
expected = atomics::detail::bitwise_cast< value_type >(old_value);
return res;
}
BOOST_FORCEINLINE bool compare_exchange_weak(value_type& expected, value_type desired, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return compare_exchange_weak(expected, desired, order, atomics::detail::deduce_failure_order(order));
}
BOOST_FORCEINLINE bool is_lock_free() const volatile BOOST_NOEXCEPT
{
return operations::is_lock_free(m_storage.value);
}
BOOST_FORCEINLINE value_type operator++(int) volatile BOOST_NOEXCEPT
{
return fetch_add(1);
}
BOOST_FORCEINLINE value_type operator++() volatile BOOST_NOEXCEPT
{
return fetch_add(1) + 1;
}
BOOST_FORCEINLINE value_type operator--(int) volatile BOOST_NOEXCEPT
{
return fetch_sub(1);
}
BOOST_FORCEINLINE value_type operator--() volatile BOOST_NOEXCEPT
{
return fetch_sub(1) - 1;
}
BOOST_FORCEINLINE value_type operator+=(difference_type v) volatile BOOST_NOEXCEPT
{
return fetch_add(v) + v;
}
BOOST_FORCEINLINE value_type operator-=(difference_type v) volatile BOOST_NOEXCEPT
{
return fetch_sub(v) - v;
}
BOOST_DELETED_FUNCTION(base_atomic(base_atomic const&))
BOOST_DELETED_FUNCTION(base_atomic& operator=(base_atomic const&))
};
//! Implementation for void pointers
template< >
class base_atomic< void*, void* >
{
private:
typedef void* value_type;
typedef std::ptrdiff_t difference_type;
protected:
typedef atomics::detail::operations< storage_size_of< value_type >::value, false > operations;
typedef value_type value_arg_type;
public:
typedef operations::storage_type storage_type;
protected:
operations::aligned_storage_type m_storage;
public:
BOOST_DEFAULTED_FUNCTION(base_atomic(), {})
BOOST_FORCEINLINE explicit base_atomic(value_type const& v) BOOST_NOEXCEPT : m_storage(atomics::detail::bitwise_cast< storage_type >(v))
{
}
BOOST_FORCEINLINE void store(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(order != memory_order_consume);
BOOST_ASSERT(order != memory_order_acquire);
BOOST_ASSERT(order != memory_order_acq_rel);
operations::store(m_storage.value, atomics::detail::bitwise_cast< storage_type >(v), order);
}
BOOST_FORCEINLINE value_type load(memory_order order = memory_order_seq_cst) const volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(order != memory_order_release);
BOOST_ASSERT(order != memory_order_acq_rel);
return atomics::detail::bitwise_cast< value_type >(operations::load(m_storage.value, order));
}
BOOST_FORCEINLINE value_type fetch_add(difference_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return atomics::detail::bitwise_cast< value_type >(operations::fetch_add(m_storage.value, static_cast< storage_type >(v), order));
}
BOOST_FORCEINLINE value_type fetch_sub(difference_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return atomics::detail::bitwise_cast< value_type >(operations::fetch_sub(m_storage.value, static_cast< storage_type >(v), order));
}
BOOST_FORCEINLINE value_type exchange(value_type v, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return atomics::detail::bitwise_cast< value_type >(operations::exchange(m_storage.value, atomics::detail::bitwise_cast< storage_type >(v), order));
}
BOOST_FORCEINLINE bool compare_exchange_strong(value_type& expected, value_type desired, memory_order success_order, memory_order failure_order) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(failure_order != memory_order_release);
BOOST_ASSERT(failure_order != memory_order_acq_rel);
BOOST_ASSERT(cas_failure_order_must_not_be_stronger_than_success_order(success_order, failure_order));
storage_type old_value = atomics::detail::bitwise_cast< storage_type >(expected);
const bool res = operations::compare_exchange_strong(m_storage.value, old_value, atomics::detail::bitwise_cast< storage_type >(desired), success_order, failure_order);
expected = atomics::detail::bitwise_cast< value_type >(old_value);
return res;
}
BOOST_FORCEINLINE bool compare_exchange_strong(value_type& expected, value_type desired, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return compare_exchange_strong(expected, desired, order, atomics::detail::deduce_failure_order(order));
}
BOOST_FORCEINLINE bool compare_exchange_weak(value_type& expected, value_type desired, memory_order success_order, memory_order failure_order) volatile BOOST_NOEXCEPT
{
BOOST_ASSERT(failure_order != memory_order_release);
BOOST_ASSERT(failure_order != memory_order_acq_rel);
BOOST_ASSERT(cas_failure_order_must_not_be_stronger_than_success_order(success_order, failure_order));
storage_type old_value = atomics::detail::bitwise_cast< storage_type >(expected);
const bool res = operations::compare_exchange_weak(m_storage.value, old_value, atomics::detail::bitwise_cast< storage_type >(desired), success_order, failure_order);
expected = atomics::detail::bitwise_cast< value_type >(old_value);
return res;
}
BOOST_FORCEINLINE bool compare_exchange_weak(value_type& expected, value_type desired, memory_order order = memory_order_seq_cst) volatile BOOST_NOEXCEPT
{
return compare_exchange_weak(expected, desired, order, atomics::detail::deduce_failure_order(order));
}
BOOST_FORCEINLINE bool is_lock_free() const volatile BOOST_NOEXCEPT
{
return operations::is_lock_free(m_storage.value);
}
BOOST_FORCEINLINE value_type operator++(int) volatile BOOST_NOEXCEPT
{
return fetch_add(1);
}
BOOST_FORCEINLINE value_type operator++() volatile BOOST_NOEXCEPT
{
return (char*)fetch_add(1) + 1;
}
BOOST_FORCEINLINE value_type operator--(int) volatile BOOST_NOEXCEPT
{
return fetch_sub(1);
}
BOOST_FORCEINLINE value_type operator--() volatile BOOST_NOEXCEPT
{
return (char*)fetch_sub(1) - 1;
}
BOOST_FORCEINLINE value_type operator+=(difference_type v) volatile BOOST_NOEXCEPT
{
return (char*)fetch_add(v) + v;
}
BOOST_FORCEINLINE value_type operator-=(difference_type v) volatile BOOST_NOEXCEPT
{
return (char*)fetch_sub(v) - v;
}
BOOST_DELETED_FUNCTION(base_atomic(base_atomic const&))
BOOST_DELETED_FUNCTION(base_atomic& operator=(base_atomic const&))
};
} // namespace detail
template< typename T >
class atomic :
public atomics::detail::base_atomic< T, typename atomics::detail::classify< T >::type >
{
private:
typedef T value_type;
typedef atomics::detail::base_atomic< T, typename atomics::detail::classify< T >::type > base_type;
typedef typename base_type::value_arg_type value_arg_type;
public:
typedef typename base_type::storage_type storage_type;
public:
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = base_type::operations::is_always_lock_free;
public:
BOOST_DEFAULTED_FUNCTION(atomic(), BOOST_NOEXCEPT {})
// NOTE: The constructor is made explicit because gcc 4.7 complains that
// operator=(value_arg_type) is considered ambiguous with operator=(atomic const&)
// in assignment expressions, even though conversion to atomic<> is less preferred
// than conversion to value_arg_type.
BOOST_FORCEINLINE explicit BOOST_CONSTEXPR atomic(value_arg_type v) BOOST_NOEXCEPT : base_type(v) {}
BOOST_FORCEINLINE value_type operator= (value_arg_type v) volatile BOOST_NOEXCEPT
{
this->store(v);
return v;
}
BOOST_FORCEINLINE operator value_type() volatile const BOOST_NOEXCEPT
{
return this->load();
}
BOOST_FORCEINLINE storage_type& storage() BOOST_NOEXCEPT { return this->m_storage.value; }
BOOST_FORCEINLINE storage_type volatile& storage() volatile BOOST_NOEXCEPT { return this->m_storage.value; }
BOOST_FORCEINLINE storage_type const& storage() const BOOST_NOEXCEPT { return this->m_storage.value; }
BOOST_FORCEINLINE storage_type const volatile& storage() const volatile BOOST_NOEXCEPT { return this->m_storage.value; }
BOOST_DELETED_FUNCTION(atomic(atomic const&))
BOOST_DELETED_FUNCTION(atomic& operator= (atomic const&))
BOOST_DELETED_FUNCTION(atomic& operator= (atomic const&) volatile)
};
template< typename T >
BOOST_CONSTEXPR_OR_CONST bool atomic< T >::is_always_lock_free;
typedef atomic< char > atomic_char;
typedef atomic< unsigned char > atomic_uchar;
typedef atomic< signed char > atomic_schar;
typedef atomic< uint8_t > atomic_uint8_t;
typedef atomic< int8_t > atomic_int8_t;
typedef atomic< unsigned short > atomic_ushort;
typedef atomic< short > atomic_short;
typedef atomic< uint16_t > atomic_uint16_t;
typedef atomic< int16_t > atomic_int16_t;
typedef atomic< unsigned int > atomic_uint;
typedef atomic< int > atomic_int;
typedef atomic< uint32_t > atomic_uint32_t;
typedef atomic< int32_t > atomic_int32_t;
typedef atomic< unsigned long > atomic_ulong;
typedef atomic< long > atomic_long;
typedef atomic< uint64_t > atomic_uint64_t;
typedef atomic< int64_t > atomic_int64_t;
#ifdef BOOST_HAS_LONG_LONG
typedef atomic< boost::ulong_long_type > atomic_ullong;
typedef atomic< boost::long_long_type > atomic_llong;
#endif
typedef atomic< void* > atomic_address;
typedef atomic< bool > atomic_bool;
typedef atomic< wchar_t > atomic_wchar_t;
#if !defined(BOOST_NO_CXX11_CHAR16_T)
typedef atomic< char16_t > atomic_char16_t;
#endif
#if !defined(BOOST_NO_CXX11_CHAR32_T)
typedef atomic< char32_t > atomic_char32_t;
#endif
typedef atomic< int_least8_t > atomic_int_least8_t;
typedef atomic< uint_least8_t > atomic_uint_least8_t;
typedef atomic< int_least16_t > atomic_int_least16_t;
typedef atomic< uint_least16_t > atomic_uint_least16_t;
typedef atomic< int_least32_t > atomic_int_least32_t;
typedef atomic< uint_least32_t > atomic_uint_least32_t;
typedef atomic< int_least64_t > atomic_int_least64_t;
typedef atomic< uint_least64_t > atomic_uint_least64_t;
typedef atomic< int_fast8_t > atomic_int_fast8_t;
typedef atomic< uint_fast8_t > atomic_uint_fast8_t;
typedef atomic< int_fast16_t > atomic_int_fast16_t;
typedef atomic< uint_fast16_t > atomic_uint_fast16_t;
typedef atomic< int_fast32_t > atomic_int_fast32_t;
typedef atomic< uint_fast32_t > atomic_uint_fast32_t;
typedef atomic< int_fast64_t > atomic_int_fast64_t;
typedef atomic< uint_fast64_t > atomic_uint_fast64_t;
typedef atomic< intmax_t > atomic_intmax_t;
typedef atomic< uintmax_t > atomic_uintmax_t;
typedef atomic< std::size_t > atomic_size_t;
typedef atomic< std::ptrdiff_t > atomic_ptrdiff_t;
#if defined(BOOST_HAS_INTPTR_T)
typedef atomic< intptr_t > atomic_intptr_t;
typedef atomic< uintptr_t > atomic_uintptr_t;
#endif
} // namespace atomics
} // namespace boost
#if defined(BOOST_MSVC)
#pragma warning(pop)
#endif
#endif // BOOST_ATOMIC_DETAIL_ATOMIC_TEMPLATE_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2012 Tim Blechmann
* Copyright (c) 2013 - 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/bitwise_cast.hpp
*
* This header defines \c bitwise_cast used to convert between storage and value types
*/
#ifndef BOOST_ATOMIC_DETAIL_BITWISE_CAST_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_BITWISE_CAST_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#if !defined(BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCPY)
#include <cstring>
#endif
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
template< typename To, typename From >
BOOST_FORCEINLINE To bitwise_cast(From const& from) BOOST_NOEXCEPT
{
struct
{
To to;
}
value = {};
BOOST_ATOMIC_DETAIL_MEMCPY
(
&reinterpret_cast< char& >(value.to),
&reinterpret_cast< const char& >(from),
(sizeof(From) < sizeof(To) ? sizeof(From) : sizeof(To))
);
return value.to;
}
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_BITWISE_CAST_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/caps_gcc_alpha.hpp
*
* This header defines feature capabilities macros
*/
#ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_ALPHA_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_CAPS_GCC_ALPHA_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#define BOOST_ATOMIC_INT8_LOCK_FREE 2
#define BOOST_ATOMIC_INT16_LOCK_FREE 2
#define BOOST_ATOMIC_INT32_LOCK_FREE 2
#define BOOST_ATOMIC_INT64_LOCK_FREE 2
#define BOOST_ATOMIC_POINTER_LOCK_FREE 2
#define BOOST_ATOMIC_THREAD_FENCE 2
#define BOOST_ATOMIC_SIGNAL_FENCE 2
#endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_ALPHA_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2009 Phil Endecott
* Copyright (c) 2013 Tim Blechmann
* ARM Code by Phil Endecott, based on other architectures.
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/caps_gcc_arm.hpp
*
* This header defines feature capabilities macros
*/
#ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_ARM_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_CAPS_GCC_ARM_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if !(defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6Z__) || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__))
// ARMv7 and later have dmb instruction
#define BOOST_ATOMIC_DETAIL_ARM_HAS_DMB 1
#endif
#if !(defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || defined(__ARM_ARCH_6Z__))
// ARMv6k and ARMv7 have 8 and 16 ldrex/strex variants
#define BOOST_ATOMIC_DETAIL_ARM_HAS_LDREXB_STREXB 1
#define BOOST_ATOMIC_DETAIL_ARM_HAS_LDREXH_STREXH 1
#if !(((defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6ZK__)) && defined(__thumb__)) || defined(__ARM_ARCH_7M__))
// ARMv6k and ARMv7 except ARMv7-M have 64-bit ldrex/strex variants.
// Unfortunately, GCC (at least 4.7.3 on Ubuntu) does not allocate register pairs properly when targeting ARMv6k Thumb,
// which is required for ldrexd/strexd instructions, so we disable 64-bit support. When targeting ARMv6k ARM
// or ARMv7 (both ARM and Thumb 2) it works as expected.
#define BOOST_ATOMIC_DETAIL_ARM_HAS_LDREXD_STREXD 1
#endif
#endif
#define BOOST_ATOMIC_INT8_LOCK_FREE 2
#define BOOST_ATOMIC_INT16_LOCK_FREE 2
#define BOOST_ATOMIC_INT32_LOCK_FREE 2
#if defined(BOOST_ATOMIC_DETAIL_ARM_HAS_LDREXD_STREXD)
#define BOOST_ATOMIC_INT64_LOCK_FREE 2
#endif
#define BOOST_ATOMIC_POINTER_LOCK_FREE 2
#define BOOST_ATOMIC_THREAD_FENCE 2
#define BOOST_ATOMIC_SIGNAL_FENCE 2
#endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_ARM_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/caps_gcc_atomic.hpp
*
* This header defines feature capabilities macros
*/
#ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_ATOMIC_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_CAPS_GCC_ATOMIC_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/int_sizes.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if defined(__i386__) && defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)
#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B 1
#endif
#if defined(__x86_64__) && defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B 1
#endif
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B) && (defined(BOOST_HAS_INT128) || !defined(BOOST_NO_ALIGNMENT))
#define BOOST_ATOMIC_INT128_LOCK_FREE 2
#else
#define BOOST_ATOMIC_INT128_LOCK_FREE 0
#endif
#if __GCC_ATOMIC_LLONG_LOCK_FREE == 2
#define BOOST_ATOMIC_LLONG_LOCK_FREE 2
#else
#define BOOST_ATOMIC_LLONG_LOCK_FREE BOOST_ATOMIC_INT128_LOCK_FREE
#endif
#if __GCC_ATOMIC_LONG_LOCK_FREE == 2
#define BOOST_ATOMIC_LONG_LOCK_FREE 2
#else
#define BOOST_ATOMIC_LONG_LOCK_FREE BOOST_ATOMIC_LLONG_LOCK_FREE
#endif
#if __GCC_ATOMIC_INT_LOCK_FREE == 2
#define BOOST_ATOMIC_INT_LOCK_FREE 2
#else
#define BOOST_ATOMIC_INT_LOCK_FREE BOOST_ATOMIC_LONG_LOCK_FREE
#endif
#if __GCC_ATOMIC_SHORT_LOCK_FREE == 2
#define BOOST_ATOMIC_SHORT_LOCK_FREE 2
#else
#define BOOST_ATOMIC_SHORT_LOCK_FREE BOOST_ATOMIC_INT_LOCK_FREE
#endif
#if __GCC_ATOMIC_CHAR_LOCK_FREE == 2
#define BOOST_ATOMIC_CHAR_LOCK_FREE 2
#else
#define BOOST_ATOMIC_CHAR_LOCK_FREE BOOST_ATOMIC_SHORT_LOCK_FREE
#endif
#if __GCC_ATOMIC_POINTER_LOCK_FREE == 2
#define BOOST_ATOMIC_POINTER_LOCK_FREE 2
#else
#define BOOST_ATOMIC_POINTER_LOCK_FREE 0
#endif
#define BOOST_ATOMIC_INT8_LOCK_FREE BOOST_ATOMIC_CHAR_LOCK_FREE
#if BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 2
#define BOOST_ATOMIC_INT16_LOCK_FREE BOOST_ATOMIC_SHORT_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_INT == 2
#define BOOST_ATOMIC_INT16_LOCK_FREE BOOST_ATOMIC_INT_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 2
#define BOOST_ATOMIC_INT16_LOCK_FREE BOOST_ATOMIC_LONG_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 2
#define BOOST_ATOMIC_INT16_LOCK_FREE BOOST_ATOMIC_LLONG_LOCK_FREE
#else
#define BOOST_ATOMIC_INT16_LOCK_FREE 0
#endif
#if BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 4
#define BOOST_ATOMIC_INT32_LOCK_FREE BOOST_ATOMIC_SHORT_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_INT == 4
#define BOOST_ATOMIC_INT32_LOCK_FREE BOOST_ATOMIC_INT_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 4
#define BOOST_ATOMIC_INT32_LOCK_FREE BOOST_ATOMIC_LONG_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 4
#define BOOST_ATOMIC_INT32_LOCK_FREE BOOST_ATOMIC_LLONG_LOCK_FREE
#else
#define BOOST_ATOMIC_INT32_LOCK_FREE 0
#endif
#if BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 8
#define BOOST_ATOMIC_INT64_LOCK_FREE BOOST_ATOMIC_SHORT_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_INT == 8
#define BOOST_ATOMIC_INT64_LOCK_FREE BOOST_ATOMIC_INT_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 8
#define BOOST_ATOMIC_INT64_LOCK_FREE BOOST_ATOMIC_LONG_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 8
#define BOOST_ATOMIC_INT64_LOCK_FREE BOOST_ATOMIC_LLONG_LOCK_FREE
#else
#define BOOST_ATOMIC_INT64_LOCK_FREE 0
#endif
#if __GCC_ATOMIC_WCHAR_T_LOCK_FREE == 2
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE 2
#elif BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 8
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT64_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 4
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 2
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
#elif BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 1
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE BOOST_ATOMIC_INT8_LOCK_FREE
#else
#define BOOST_ATOMIC_WCHAR_T_LOCK_FREE 0
#endif
#define BOOST_ATOMIC_CHAR32_T_LOCK_FREE BOOST_ATOMIC_INT32_LOCK_FREE
#define BOOST_ATOMIC_CHAR16_T_LOCK_FREE BOOST_ATOMIC_INT16_LOCK_FREE
#define BOOST_ATOMIC_THREAD_FENCE 2
#define BOOST_ATOMIC_SIGNAL_FENCE 2
#endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_ATOMIC_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/caps_gcc_ppc.hpp
*
* This header defines feature capabilities macros
*/
#ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_PPC_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_CAPS_GCC_PPC_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#define BOOST_ATOMIC_INT8_LOCK_FREE 2
#define BOOST_ATOMIC_INT16_LOCK_FREE 2
#define BOOST_ATOMIC_INT32_LOCK_FREE 2
#if defined(__powerpc64__) || defined(__PPC64__)
#define BOOST_ATOMIC_INT64_LOCK_FREE 2
#endif
#define BOOST_ATOMIC_POINTER_LOCK_FREE 2
#define BOOST_ATOMIC_THREAD_FENCE 2
#define BOOST_ATOMIC_SIGNAL_FENCE 2
#endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_PPC_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2010 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/caps_gcc_sparc.hpp
*
* This header defines feature capabilities macros
*/
#ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_SPARC_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_CAPS_GCC_SPARC_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#define BOOST_ATOMIC_INT8_LOCK_FREE 2
#define BOOST_ATOMIC_INT16_LOCK_FREE 2
#define BOOST_ATOMIC_INT32_LOCK_FREE 2
#define BOOST_ATOMIC_INT64_LOCK_FREE 2
#define BOOST_ATOMIC_POINTER_LOCK_FREE 2
#define BOOST_ATOMIC_THREAD_FENCE 2
#define BOOST_ATOMIC_SIGNAL_FENCE 2
#endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_SPARC_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2011 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/caps_gcc_sync.hpp
*
* This header defines feature capabilities macros
*/
#ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_SYNC_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_CAPS_GCC_SYNC_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if defined(__i386__) && defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)
#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B 1
#endif
#if defined(__x86_64__) && defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B 1
#endif
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1)\
|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)\
|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)\
|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
#define BOOST_ATOMIC_INT8_LOCK_FREE 2
#endif
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)\
|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)\
|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
#define BOOST_ATOMIC_INT16_LOCK_FREE 2
#endif
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)\
|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
#define BOOST_ATOMIC_INT32_LOCK_FREE 2
#endif
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)\
|| defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
#define BOOST_ATOMIC_INT64_LOCK_FREE 2
#endif
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
#define BOOST_ATOMIC_INT128_LOCK_FREE 2
#endif
#define BOOST_ATOMIC_THREAD_FENCE 2
#define BOOST_ATOMIC_SIGNAL_FENCE 2
#endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_SYNC_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2012 Tim Blechmann
* Copyright (c) 2013 - 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/caps_gcc_x86.hpp
*
* This header defines feature capabilities macros
*/
#ifndef BOOST_ATOMIC_DETAIL_CAPS_GCC_X86_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_CAPS_GCC_X86_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if defined(__GNUC__)
#if defined(__i386__) &&\
(\
defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8) ||\
defined(__i586__) || defined(__i686__) || defined(__pentium4__) || defined(__nocona__) || defined(__core2__) || defined(__corei7__) ||\
defined(__k6__) || defined(__athlon__) || defined(__k8__) || defined(__amdfam10__) || defined(__bdver1__) || defined(__bdver2__) || defined(__bdver3__) || defined(__btver1__) || defined(__btver2__)\
)
#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B 1
#endif
#if defined(__x86_64__) && defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)
#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B 1
#endif
#if defined(__x86_64__) || defined(__SSE2__)
// Use mfence only if SSE2 is available
#define BOOST_ATOMIC_DETAIL_X86_HAS_MFENCE 1
#endif
#else // defined(__GNUC__)
#if defined(__i386__) && !defined(BOOST_ATOMIC_NO_CMPXCHG8B)
#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B 1
#endif
#if defined(__x86_64__) && !defined(BOOST_ATOMIC_NO_CMPXCHG16B)
#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B 1
#endif
#if !defined(BOOST_ATOMIC_NO_MFENCE)
#define BOOST_ATOMIC_DETAIL_X86_HAS_MFENCE 1
#endif
#endif // defined(__GNUC__)
#define BOOST_ATOMIC_INT8_LOCK_FREE 2
#define BOOST_ATOMIC_INT16_LOCK_FREE 2
#define BOOST_ATOMIC_INT32_LOCK_FREE 2
#if defined(__x86_64__) || defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B)
#define BOOST_ATOMIC_INT64_LOCK_FREE 2
#endif
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B) && (defined(BOOST_HAS_INT128) || !defined(BOOST_NO_ALIGNMENT))
#define BOOST_ATOMIC_INT128_LOCK_FREE 2
#endif
#define BOOST_ATOMIC_POINTER_LOCK_FREE 2
#define BOOST_ATOMIC_THREAD_FENCE 2
#define BOOST_ATOMIC_SIGNAL_FENCE 2
#endif // BOOST_ATOMIC_DETAIL_CAPS_GCC_X86_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009, 2011 Helge Bahmann
* Copyright (c) 2009 Phil Endecott
* Copyright (c) 2013 Tim Blechmann
* Linux-specific code by Phil Endecott
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/caps_linux_arm.hpp
*
* This header defines feature capabilities macros
*/
#ifndef BOOST_ATOMIC_DETAIL_CAPS_LINUX_ARM_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_CAPS_LINUX_ARM_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#define BOOST_ATOMIC_INT8_LOCK_FREE 2
#define BOOST_ATOMIC_INT16_LOCK_FREE 2
#define BOOST_ATOMIC_INT32_LOCK_FREE 2
#define BOOST_ATOMIC_POINTER_LOCK_FREE 2
#define BOOST_ATOMIC_THREAD_FENCE 2
#define BOOST_ATOMIC_SIGNAL_FENCE 2
#endif // BOOST_ATOMIC_DETAIL_CAPS_LINUX_ARM_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2012 - 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/caps_msvc_arm.hpp
*
* This header defines feature capabilities macros
*/
#ifndef BOOST_ATOMIC_DETAIL_CAPS_MSVC_ARM_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_CAPS_MSVC_ARM_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#define BOOST_ATOMIC_INT8_LOCK_FREE 2
#define BOOST_ATOMIC_INT16_LOCK_FREE 2
#define BOOST_ATOMIC_INT32_LOCK_FREE 2
#define BOOST_ATOMIC_INT64_LOCK_FREE 2
#define BOOST_ATOMIC_POINTER_LOCK_FREE 2
#define BOOST_ATOMIC_THREAD_FENCE 2
#define BOOST_ATOMIC_SIGNAL_FENCE 2
#endif // BOOST_ATOMIC_DETAIL_CAPS_MSVC_ARM_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2012 - 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/caps_msvc_x86.hpp
*
* This header defines feature capabilities macros
*/
#ifndef BOOST_ATOMIC_DETAIL_CAPS_MSVC_X86_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_CAPS_MSVC_X86_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if defined(_M_IX86) && _M_IX86 >= 500
#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B 1
#endif
#if _MSC_VER >= 1500 && defined(_M_AMD64) && !defined(BOOST_ATOMIC_NO_CMPXCHG16B)
#define BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B 1
#endif
#if defined(_MSC_VER) && (defined(_M_AMD64) || (defined(_M_IX86) && defined(_M_IX86_FP) && _M_IX86_FP >= 2))
// Use mfence only if SSE2 is available
#define BOOST_ATOMIC_DETAIL_X86_HAS_MFENCE 1
#endif
#define BOOST_ATOMIC_INT8_LOCK_FREE 2
#define BOOST_ATOMIC_INT16_LOCK_FREE 2
#define BOOST_ATOMIC_INT32_LOCK_FREE 2
#if defined(_M_AMD64) || defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B)
#define BOOST_ATOMIC_INT64_LOCK_FREE 2
#endif
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B) && (defined(BOOST_HAS_INT128) || !defined(BOOST_NO_ALIGNMENT))
#define BOOST_ATOMIC_INT128_LOCK_FREE 2
#endif
#define BOOST_ATOMIC_POINTER_LOCK_FREE 2
#define BOOST_ATOMIC_THREAD_FENCE 2
#define BOOST_ATOMIC_SIGNAL_FENCE 2
#endif // BOOST_ATOMIC_DETAIL_CAPS_MSVC_X86_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2012 - 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/caps_windows.hpp
*
* This header defines feature capabilities macros
*/
#ifndef BOOST_ATOMIC_DETAIL_CAPS_WINDOWS_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_CAPS_WINDOWS_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#define BOOST_ATOMIC_INT8_LOCK_FREE 2
#define BOOST_ATOMIC_INT16_LOCK_FREE 2
#define BOOST_ATOMIC_INT32_LOCK_FREE 2
#define BOOST_ATOMIC_POINTER_LOCK_FREE 2
#define BOOST_ATOMIC_THREAD_FENCE 2
#define BOOST_ATOMIC_SIGNAL_FENCE 2
#endif // BOOST_ATOMIC_DETAIL_CAPS_WINDOWS_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2012 Hartmut Kaiser
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/config.hpp
*
* This header defines configuraion macros for Boost.Atomic
*/
#ifndef BOOST_ATOMIC_DETAIL_CONFIG_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_CONFIG_HPP_INCLUDED_
#include <boost/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if defined(__has_builtin)
#if __has_builtin(__builtin_memcpy)
#define BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCPY
#endif
#if __has_builtin(__builtin_memcmp)
#define BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCMP
#endif
#elif defined(BOOST_GCC)
#define BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCPY
#define BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCMP
#endif
#if defined(BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCPY)
#define BOOST_ATOMIC_DETAIL_MEMCPY __builtin_memcpy
#else
#define BOOST_ATOMIC_DETAIL_MEMCPY std::memcpy
#endif
#if defined(BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCMP)
#define BOOST_ATOMIC_DETAIL_MEMCMP __builtin_memcmp
#else
#define BOOST_ATOMIC_DETAIL_MEMCMP std::memcmp
#endif
#if defined(__CUDACC__)
// nvcc does not support alternatives in asm statement constraints
#define BOOST_ATOMIC_DETAIL_NO_ASM_CONSTRAINT_ALTERNATIVES
// nvcc does not support condition code register ("cc") clobber in asm statements
#define BOOST_ATOMIC_DETAIL_NO_ASM_CLOBBER_CC
#endif
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_CLOBBER_CC)
#define BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC "cc"
#define BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "cc",
#else
#define BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
#define BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA
#endif
#if ((defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__)) && (defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__) < 403)) ||\
defined(__SUNPRO_CC)
// This macro indicates we're using older binutils that don't support implied zero displacements for memory opereands,
// making code like this invalid:
// movl 4+(%%edx), %%eax
#define BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS
#endif
#if defined(__clang__) || (defined(BOOST_GCC) && (BOOST_GCC+0) < 40500) || defined(__SUNPRO_CC)
// This macro indicates that the compiler does not support allocating rax:rdx register pairs ("A") in asm blocks
#define BOOST_ATOMIC_DETAIL_NO_ASM_RAX_RDX_PAIRS
#endif
#endif // BOOST_ATOMIC_DETAIL_CONFIG_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/int_sizes.hpp
*
* This header defines macros for testing buitin integer type sizes
*/
#ifndef BOOST_ATOMIC_DETAIL_INT_SIZES_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_INT_SIZES_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
// GCC and compatible compilers define internal macros with builtin type traits
#if defined(__SIZEOF_SHORT__)
#define BOOST_ATOMIC_DETAIL_SIZEOF_SHORT __SIZEOF_SHORT__
#endif
#if defined(__SIZEOF_INT__)
#define BOOST_ATOMIC_DETAIL_SIZEOF_INT __SIZEOF_INT__
#endif
#if defined(__SIZEOF_LONG__)
#define BOOST_ATOMIC_DETAIL_SIZEOF_LONG __SIZEOF_LONG__
#endif
#if defined(__SIZEOF_LONG_LONG__)
#define BOOST_ATOMIC_DETAIL_SIZEOF_LLONG __SIZEOF_LONG_LONG__
#endif
#if defined(__SIZEOF_WCHAR_T__)
#define BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T __SIZEOF_WCHAR_T__
#endif
#if defined(__SIZEOF_POINTER__)
#define BOOST_ATOMIC_DETAIL_SIZEOF_POINTER __SIZEOF_POINTER__
#elif defined(_MSC_VER)
#if defined(_M_AMD64) || defined(_M_IA64)
#define BOOST_ATOMIC_DETAIL_SIZEOF_POINTER 8
#else
#define BOOST_ATOMIC_DETAIL_SIZEOF_POINTER 4
#endif
#endif
#if !defined(BOOST_ATOMIC_DETAIL_SIZEOF_SHORT) || !defined(BOOST_ATOMIC_DETAIL_SIZEOF_INT) ||\
!defined(BOOST_ATOMIC_DETAIL_SIZEOF_LONG) || !defined(BOOST_ATOMIC_DETAIL_SIZEOF_LLONG)
// Try to deduce sizes from limits
#include <limits.h>
#include <boost/cstdint.hpp>
#if (USHRT_MAX + 0) == 0xff
#define BOOST_ATOMIC_DETAIL_SIZEOF_SHORT 1
#elif (USHRT_MAX + 0) == 0xffff
#define BOOST_ATOMIC_DETAIL_SIZEOF_SHORT 2
#elif (USHRT_MAX + 0) == 0xffffffff
#define BOOST_ATOMIC_DETAIL_SIZEOF_SHORT 4
#elif (USHRT_MAX + 0) == UINT64_C(0xffffffffffffffff)
#define BOOST_ATOMIC_DETAIL_SIZEOF_SHORT 8
#endif
#if (UINT_MAX + 0) == 0xff
#define BOOST_ATOMIC_DETAIL_SIZEOF_INT 1
#elif (UINT_MAX + 0) == 0xffff
#define BOOST_ATOMIC_DETAIL_SIZEOF_INT 2
#elif (UINT_MAX + 0) == 0xffffffff
#define BOOST_ATOMIC_DETAIL_SIZEOF_INT 4
#elif (UINT_MAX + 0) == UINT64_C(0xffffffffffffffff)
#define BOOST_ATOMIC_DETAIL_SIZEOF_INT 8
#endif
#if (ULONG_MAX + 0) == 0xff
#define BOOST_ATOMIC_DETAIL_SIZEOF_LONG 1
#elif (ULONG_MAX + 0) == 0xffff
#define BOOST_ATOMIC_DETAIL_SIZEOF_LONG 2
#elif (ULONG_MAX + 0) == 0xffffffff
#define BOOST_ATOMIC_DETAIL_SIZEOF_LONG 4
#elif (ULONG_MAX + 0) == UINT64_C(0xffffffffffffffff)
#define BOOST_ATOMIC_DETAIL_SIZEOF_LONG 8
#endif
#if defined(__hpux) // HP-UX's value of ULONG_LONG_MAX is unusable in preprocessor expressions
#define BOOST_ATOMIC_DETAIL_SIZEOF_LLONG 8
#else
// The list of the non-standard macros (the ones except ULLONG_MAX) is taken from cstdint.hpp
#if defined(ULLONG_MAX)
#define BOOST_ATOMIC_DETAIL_ULLONG_MAX ULLONG_MAX
#elif defined(ULONG_LONG_MAX)
#define BOOST_ATOMIC_DETAIL_ULLONG_MAX ULONG_LONG_MAX
#elif defined(ULONGLONG_MAX)
#define BOOST_ATOMIC_DETAIL_ULLONG_MAX ULONGLONG_MAX
#elif defined(_LLONG_MAX) // strangely enough, this one seems to be holding the limit for the unsigned integer
#define BOOST_ATOMIC_DETAIL_ULLONG_MAX _LLONG_MAX
#endif
#if (BOOST_ATOMIC_DETAIL_ULLONG_MAX + 0) == 0xff
#define BOOST_ATOMIC_DETAIL_SIZEOF_LLONG 1
#elif (BOOST_ATOMIC_DETAIL_ULLONG_MAX + 0) == 0xffff
#define BOOST_ATOMIC_DETAIL_SIZEOF_LLONG 2
#elif (BOOST_ATOMIC_DETAIL_ULLONG_MAX + 0) == 0xffffffff
#define BOOST_ATOMIC_DETAIL_SIZEOF_LLONG 4
#elif (BOOST_ATOMIC_DETAIL_ULLONG_MAX + 0) == UINT64_C(0xffffffffffffffff)
#define BOOST_ATOMIC_DETAIL_SIZEOF_LLONG 8
#endif
#endif // defined(__hpux)
#endif
#if !defined(BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T)
#include <wchar.h>
#include <boost/cstdint.hpp>
#if defined(_MSC_VER) && ( _MSC_VER <= 1310 || defined(UNDER_CE) && _MSC_VER <= 1500 )
// MSVC 7.1 and MSVC 8 (arm) define WCHAR_MAX to a value not suitable for constant expressions
#define BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T 2
#elif (WCHAR_MAX + 0) == 0xff || (WCHAR_MAX + 0) == 0x7f
#define BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T 1
#elif (WCHAR_MAX + 0) == 0xffff || (WCHAR_MAX + 0) == 0x7fff
#define BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T 2
#elif (WCHAR_MAX + 0) == 0xffffffff || (WCHAR_MAX + 0) == 0x7fffffff
#define BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T 4
#elif (WCHAR_MAX + 0) == UINT64_C(0xffffffffffffffff) || (WCHAR_MAX + 0) == INT64_C(0x7fffffffffffffff)
#define BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T 8
#endif
#endif
#if !defined(BOOST_ATOMIC_DETAIL_SIZEOF_SHORT) || !defined(BOOST_ATOMIC_DETAIL_SIZEOF_INT) ||\
!defined(BOOST_ATOMIC_DETAIL_SIZEOF_LONG) || !defined(BOOST_ATOMIC_DETAIL_SIZEOF_LLONG) ||\
!defined(BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T)
#error Boost.Atomic: Failed to determine builtin integer sizes, the target platform is not supported. Please, report to the developers.
#endif
#endif // BOOST_ATOMIC_DETAIL_INT_SIZES_HPP_INCLUDED_

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#ifndef BOOST_ATOMIC_DETAIL_INTERLOCKED_HPP
#define BOOST_ATOMIC_DETAIL_INTERLOCKED_HPP
// Copyright (c) 2009 Helge Bahmann
// Copyright (c) 2012 - 2014 Andrey Semashev
//
// Distributed under the Boost Software License, Version 1.0.
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if defined(_WIN32_WCE)
#if _WIN32_WCE >= 0x600
extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long );
extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long );
extern "C" long __cdecl _InterlockedExchange( long volatile *, long );
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare) _InterlockedCompareExchange((long*)(dest), exchange, compare)
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD(dest, addend) _InterlockedExchangeAdd((long*)(dest), (long)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE(dest, newval) _InterlockedExchange((long*)(dest), (long)(newval))
#else // _WIN32_WCE >= 0x600
extern "C" long __cdecl InterlockedCompareExchange( long*, long, long );
extern "C" long __cdecl InterlockedExchangeAdd( long*, long );
extern "C" long __cdecl InterlockedExchange( long*, long );
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare) InterlockedCompareExchange((long*)(dest), exchange, compare)
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD(dest, addend) InterlockedExchangeAdd((long*)(dest), (long)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE(dest, newval) InterlockedExchange((long*)(dest), (long)(newval))
#endif // _WIN32_WCE >= 0x600
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) ((void*)BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE((long*)(dest), (long)(exchange), (long)(compare)))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER(dest, exchange) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE((long*)(dest), (long)(exchange)))
#elif defined(_MSC_VER) && _MSC_VER >= 1310
#if _MSC_VER < 1400
extern "C" long __cdecl _InterlockedCompareExchange( long volatile *, long, long );
extern "C" long __cdecl _InterlockedExchangeAdd( long volatile *, long );
extern "C" long __cdecl _InterlockedExchange( long volatile *, long );
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedCompareExchange)
#pragma intrinsic(_InterlockedExchangeAdd)
#pragma intrinsic(_InterlockedExchange)
#endif
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare) _InterlockedCompareExchange((long*)(dest), exchange, compare)
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD(dest, addend) _InterlockedExchangeAdd((long*)(dest), (long)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE(dest, newval) _InterlockedExchange((long*)(dest), (long)(newval))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) ((void*)BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE((long*)(dest), (long)(exchange), (long)(compare)))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER(dest, exchange) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE((long*)(dest), (long)(exchange)))
#else // _MSC_VER < 1400
#include <intrin.h>
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedCompareExchange)
#pragma intrinsic(_InterlockedExchangeAdd)
#pragma intrinsic(_InterlockedExchange)
#pragma intrinsic(_InterlockedAnd)
#pragma intrinsic(_InterlockedOr)
#pragma intrinsic(_InterlockedXor)
#endif
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare) _InterlockedCompareExchange((long*)(dest), (long)(exchange), (long)(compare))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD(dest, addend) _InterlockedExchangeAdd((long*)(dest), (long)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE(dest, newval) _InterlockedExchange((long*)(dest), (long)(newval))
#define BOOST_ATOMIC_INTERLOCKED_AND(dest, arg) _InterlockedAnd((long*)(dest), (long)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR(dest, arg) _InterlockedOr((long*)(dest), (long)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR(dest, arg) _InterlockedXor((long*)(dest), (long)(arg))
#if (defined(_M_IX86) && _M_IX86 >= 500) || defined(_M_AMD64) || defined(_M_IA64)
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedCompareExchange64)
#endif
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64(dest, exchange, compare) _InterlockedCompareExchange64((__int64*)(dest), (__int64)(exchange), (__int64)(compare))
#endif
#if _MSC_VER >= 1500 && defined(_M_AMD64)
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedCompareExchange128)
#endif
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE128(dest, exchange, compare) _InterlockedCompareExchange128((__int64*)(dest), ((const __int64*)(&exchange))[1], ((const __int64*)(&exchange))[0], (__int64*)(compare))
#endif
#if _MSC_VER >= 1600
// MSVC 2010 and later provide intrinsics for 8 and 16 bit integers.
// Note that for each bit count these macros must be either all defined or all not defined.
// Otherwise atomic<> operations will be implemented inconsistently.
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedCompareExchange8)
#pragma intrinsic(_InterlockedExchangeAdd8)
#pragma intrinsic(_InterlockedExchange8)
#pragma intrinsic(_InterlockedAnd8)
#pragma intrinsic(_InterlockedOr8)
#pragma intrinsic(_InterlockedXor8)
#endif
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE8(dest, exchange, compare) _InterlockedCompareExchange8((char*)(dest), (char)(exchange), (char)(compare))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD8(dest, addend) _InterlockedExchangeAdd8((char*)(dest), (char)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE8(dest, newval) _InterlockedExchange8((char*)(dest), (char)(newval))
#define BOOST_ATOMIC_INTERLOCKED_AND8(dest, arg) _InterlockedAnd8((char*)(dest), (char)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR8(dest, arg) _InterlockedOr8((char*)(dest), (char)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR8(dest, arg) _InterlockedXor8((char*)(dest), (char)(arg))
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedCompareExchange16)
#pragma intrinsic(_InterlockedExchangeAdd16)
#pragma intrinsic(_InterlockedExchange16)
#pragma intrinsic(_InterlockedAnd16)
#pragma intrinsic(_InterlockedOr16)
#pragma intrinsic(_InterlockedXor16)
#endif
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE16(dest, exchange, compare) _InterlockedCompareExchange16((short*)(dest), (short)(exchange), (short)(compare))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD16(dest, addend) _InterlockedExchangeAdd16((short*)(dest), (short)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE16(dest, newval) _InterlockedExchange16((short*)(dest), (short)(newval))
#define BOOST_ATOMIC_INTERLOCKED_AND16(dest, arg) _InterlockedAnd16((short*)(dest), (short)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR16(dest, arg) _InterlockedOr16((short*)(dest), (short)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR16(dest, arg) _InterlockedXor16((short*)(dest), (short)(arg))
#endif // _MSC_VER >= 1600
#if defined(_M_AMD64) || defined(_M_IA64)
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedExchangeAdd64)
#pragma intrinsic(_InterlockedExchange64)
#pragma intrinsic(_InterlockedAnd64)
#pragma intrinsic(_InterlockedOr64)
#pragma intrinsic(_InterlockedXor64)
#endif
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64(dest, addend) _InterlockedExchangeAdd64((__int64*)(dest), (__int64)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE64(dest, newval) _InterlockedExchange64((__int64*)(dest), (__int64)(newval))
#define BOOST_ATOMIC_INTERLOCKED_AND64(dest, arg) _InterlockedAnd64((__int64*)(dest), (__int64)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR64(dest, arg) _InterlockedOr64((__int64*)(dest), (__int64)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR64(dest, arg) _InterlockedXor64((__int64*)(dest), (__int64)(arg))
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedCompareExchangePointer)
#pragma intrinsic(_InterlockedExchangePointer)
#endif
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) _InterlockedCompareExchangePointer((void**)(dest), (void*)(exchange), (void*)(compare))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER(dest, newval) _InterlockedExchangePointer((void**)(dest), (void*)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_POINTER(dest, byte_offset) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64((long*)(dest), byte_offset))
#elif defined(_M_IX86)
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) ((void*)_InterlockedCompareExchange((long*)(dest), (long)(exchange), (long)(compare)))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER(dest, newval) ((void*)_InterlockedExchange((long*)(dest), (long)(newval)))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_POINTER(dest, byte_offset) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD((long*)(dest), byte_offset))
#endif
#if _MSC_VER >= 1700 && defined(_M_ARM)
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedExchangeAdd64)
#pragma intrinsic(_InterlockedExchange64)
#pragma intrinsic(_InterlockedAnd64)
#pragma intrinsic(_InterlockedOr64)
#pragma intrinsic(_InterlockedXor64)
#endif
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64(dest, addend) _InterlockedExchangeAdd64((__int64*)(dest), (__int64)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE64(dest, newval) _InterlockedExchange64((__int64*)(dest), (__int64)(newval))
#define BOOST_ATOMIC_INTERLOCKED_AND64(dest, arg) _InterlockedAnd64((__int64*)(dest), (__int64)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR64(dest, arg) _InterlockedOr64((__int64*)(dest), (__int64)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR64(dest, arg) _InterlockedXor64((__int64*)(dest), (__int64)(arg))
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedCompareExchange8_nf)
#pragma intrinsic(_InterlockedCompareExchange8_acq)
#pragma intrinsic(_InterlockedCompareExchange8_rel)
#pragma intrinsic(_InterlockedCompareExchange16_nf)
#pragma intrinsic(_InterlockedCompareExchange16_acq)
#pragma intrinsic(_InterlockedCompareExchange16_rel)
#pragma intrinsic(_InterlockedCompareExchange_nf)
#pragma intrinsic(_InterlockedCompareExchange_acq)
#pragma intrinsic(_InterlockedCompareExchange_rel)
#pragma intrinsic(_InterlockedCompareExchange64)
#pragma intrinsic(_InterlockedCompareExchange64_nf)
#pragma intrinsic(_InterlockedCompareExchange64_acq)
#pragma intrinsic(_InterlockedCompareExchange64_rel)
#pragma intrinsic(_InterlockedCompareExchangePointer)
#pragma intrinsic(_InterlockedCompareExchangePointer_nf)
#pragma intrinsic(_InterlockedCompareExchangePointer_acq)
#pragma intrinsic(_InterlockedCompareExchangePointer_rel)
#endif
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE8_RELAXED(dest, exchange, compare) _InterlockedCompareExchange8_nf((char*)(dest), (char)(exchange), (char)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE8_ACQUIRE(dest, exchange, compare) _InterlockedCompareExchange8_acq((char*)(dest), (char)(exchange), (char)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE8_RELEASE(dest, exchange, compare) _InterlockedCompareExchange8_rel((char*)(dest), (char)(exchange), (char)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE16_RELAXED(dest, exchange, compare) _InterlockedCompareExchange16_nf((short*)(dest), (short)(exchange), (short)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE16_ACQUIRE(dest, exchange, compare) _InterlockedCompareExchange16_acq((short*)(dest), (short)(exchange), (short)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE16_RELEASE(dest, exchange, compare) _InterlockedCompareExchange16_rel((short*)(dest), (short)(exchange), (short)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_RELAXED(dest, exchange, compare) _InterlockedCompareExchange_nf((long*)(dest), (long)(exchange), (long)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_ACQUIRE(dest, exchange, compare) _InterlockedCompareExchange_acq((long*)(dest), (long)(exchange), (long)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_RELEASE(dest, exchange, compare) _InterlockedCompareExchange_rel((long*)(dest), (long)(exchange), (long)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64(dest, exchange, compare) _InterlockedCompareExchange64((__int64*)(dest), (__int64)(exchange), (__int64)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64_RELAXED(dest, exchange, compare) _InterlockedCompareExchange64_nf((__int64*)(dest), (__int64)(exchange), (__int64)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64_ACQUIRE(dest, exchange, compare) _InterlockedCompareExchange64_acq((__int64*)(dest), (__int64)(exchange), (__int64)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64_RELEASE(dest, exchange, compare) _InterlockedCompareExchange64_rel((__int64*)(dest), (__int64)(exchange), (__int64)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) _InterlockedCompareExchangePointer((void**)(dest), (void*)(exchange), (void*)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_POINTER_RELAXED(dest, exchange, compare) _InterlockedCompareExchangePointer_nf((void**)(dest), (void*)(exchange), (void*)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_POINTER_ACQUIRE(dest, exchange, compare) _InterlockedCompareExchangePointer_acq((void**)(dest), (void*)(exchange), (void*)(compare))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_POINTER_RELEASE(dest, exchange, compare) _InterlockedCompareExchangePointer_rel((void**)(dest), (void*)(exchange), (void*)(compare))
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedExchangeAdd8_nf)
#pragma intrinsic(_InterlockedExchangeAdd8_acq)
#pragma intrinsic(_InterlockedExchangeAdd8_rel)
#pragma intrinsic(_InterlockedExchangeAdd16_nf)
#pragma intrinsic(_InterlockedExchangeAdd16_acq)
#pragma intrinsic(_InterlockedExchangeAdd16_rel)
#pragma intrinsic(_InterlockedExchangeAdd_nf)
#pragma intrinsic(_InterlockedExchangeAdd_acq)
#pragma intrinsic(_InterlockedExchangeAdd_rel)
#pragma intrinsic(_InterlockedExchangeAdd64_nf)
#pragma intrinsic(_InterlockedExchangeAdd64_acq)
#pragma intrinsic(_InterlockedExchangeAdd64_rel)
#endif
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD8_RELAXED(dest, addend) _InterlockedExchangeAdd8_nf((char*)(dest), (char)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD8_ACQUIRE(dest, addend) _InterlockedExchangeAdd8_acq((char*)(dest), (char)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD8_RELEASE(dest, addend) _InterlockedExchangeAdd8_rel((char*)(dest), (char)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD16_RELAXED(dest, addend) _InterlockedExchangeAdd16_nf((short*)(dest), (short)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD16_ACQUIRE(dest, addend) _InterlockedExchangeAdd16_acq((short*)(dest), (short)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD16_RELEASE(dest, addend) _InterlockedExchangeAdd16_rel((short*)(dest), (short)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_RELAXED(dest, addend) _InterlockedExchangeAdd_nf((long*)(dest), (long)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_ACQUIRE(dest, addend) _InterlockedExchangeAdd_acq((long*)(dest), (long)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_RELEASE(dest, addend) _InterlockedExchangeAdd_rel((long*)(dest), (long)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64_RELAXED(dest, addend) _InterlockedExchangeAdd64_nf((__int64*)(dest), (__int64)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64_ACQUIRE(dest, addend) _InterlockedExchangeAdd64_acq((__int64*)(dest), (__int64)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64_RELEASE(dest, addend) _InterlockedExchangeAdd64_rel((__int64*)(dest), (__int64)(addend))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_POINTER(dest, byte_offset) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD((long*)(dest), byte_offset))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_POINTER_RELAXED(dest, byte_offset) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_RELAXED((long*)(dest), byte_offset))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_POINTER_ACQUIRE(dest, byte_offset) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_ACQUIRE((long*)(dest), byte_offset))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_POINTER_RELEASE(dest, byte_offset) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_RELEASE((long*)(dest), byte_offset))
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedExchange8_nf)
#pragma intrinsic(_InterlockedExchange8_acq)
#pragma intrinsic(_InterlockedExchange16_nf)
#pragma intrinsic(_InterlockedExchange16_acq)
#pragma intrinsic(_InterlockedExchange_nf)
#pragma intrinsic(_InterlockedExchange_acq)
#pragma intrinsic(_InterlockedExchange64_nf)
#pragma intrinsic(_InterlockedExchange64_acq)
#pragma intrinsic(_InterlockedExchangePointer)
#pragma intrinsic(_InterlockedExchangePointer_nf)
#pragma intrinsic(_InterlockedExchangePointer_acq)
#if _MSC_VER >= 1800
#pragma intrinsic(_InterlockedExchange8_rel)
#pragma intrinsic(_InterlockedExchange16_rel)
#pragma intrinsic(_InterlockedExchange_rel)
#pragma intrinsic(_InterlockedExchange64_rel)
#pragma intrinsic(_InterlockedExchangePointer_rel)
#endif
#endif
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE8_RELAXED(dest, newval) _InterlockedExchange8_nf((char*)(dest), (char)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE8_ACQUIRE(dest, newval) _InterlockedExchange8_acq((char*)(dest), (char)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE16_RELAXED(dest, newval) _InterlockedExchange16_nf((short*)(dest), (short)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE16_ACQUIRE(dest, newval) _InterlockedExchange16_acq((short*)(dest), (short)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_RELAXED(dest, newval) _InterlockedExchange_nf((long*)(dest), (long)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ACQUIRE(dest, newval) _InterlockedExchange_acq((long*)(dest), (long)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE64_RELAXED(dest, newval) _InterlockedExchange64_nf((__int64*)(dest), (__int64)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE64_ACQUIRE(dest, newval) _InterlockedExchange64_acq((__int64*)(dest), (__int64)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER(dest, newval) _InterlockedExchangePointer((void**)(dest), (void*)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER_RELAXED(dest, newval) _InterlockedExchangePointer_nf((void**)(dest), (void*)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER_ACQUIRE(dest, newval) _InterlockedExchangePointer_acq((void**)(dest), (void*)(newval))
#if _MSC_VER >= 1800
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE8_RELEASE(dest, newval) _InterlockedExchange8_rel((char*)(dest), (char)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE16_RELEASE(dest, newval) _InterlockedExchange16_rel((short*)(dest), (short)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_RELEASE(dest, newval) _InterlockedExchange_rel((long*)(dest), (long)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE64_RELEASE(dest, newval) _InterlockedExchange64_rel((__int64*)(dest), (__int64)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER_RELEASE(dest, newval) _InterlockedExchangePointer_rel((void**)(dest), (void*)(newval))
#else
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE8_RELEASE(dest, newval) BOOST_ATOMIC_INTERLOCKED_EXCHANGE8(dest, newval)
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE16_RELEASE(dest, newval) BOOST_ATOMIC_INTERLOCKED_EXCHANGE16(dest, newval)
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_RELEASE(dest, newval) BOOST_ATOMIC_INTERLOCKED_EXCHANGE(dest, newval)
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE64_RELEASE(dest, newval) BOOST_ATOMIC_INTERLOCKED_EXCHANGE64(dest, newval)
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER_RELEASE(dest, newval) BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER(dest, newval)
#endif
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedAnd8_nf)
#pragma intrinsic(_InterlockedAnd8_acq)
#pragma intrinsic(_InterlockedAnd8_rel)
#pragma intrinsic(_InterlockedAnd16_nf)
#pragma intrinsic(_InterlockedAnd16_acq)
#pragma intrinsic(_InterlockedAnd16_rel)
#pragma intrinsic(_InterlockedAnd_nf)
#pragma intrinsic(_InterlockedAnd_acq)
#pragma intrinsic(_InterlockedAnd_rel)
#pragma intrinsic(_InterlockedAnd64_nf)
#pragma intrinsic(_InterlockedAnd64_acq)
#pragma intrinsic(_InterlockedAnd64_rel)
#endif
#define BOOST_ATOMIC_INTERLOCKED_AND8_RELAXED(dest, arg) _InterlockedAnd8_nf((char*)(dest), (char)(arg))
#define BOOST_ATOMIC_INTERLOCKED_AND8_ACQUIRE(dest, arg) _InterlockedAnd8_acq((char*)(dest), (char)(arg))
#define BOOST_ATOMIC_INTERLOCKED_AND8_RELEASE(dest, arg) _InterlockedAnd8_rel((char*)(dest), (char)(arg))
#define BOOST_ATOMIC_INTERLOCKED_AND16_RELAXED(dest, arg) _InterlockedAnd16_nf((short*)(dest), (short)(arg))
#define BOOST_ATOMIC_INTERLOCKED_AND16_ACQUIRE(dest, arg) _InterlockedAnd16_acq((short*)(dest), (short)(arg))
#define BOOST_ATOMIC_INTERLOCKED_AND16_RELEASE(dest, arg) _InterlockedAnd16_rel((short*)(dest), (short)(arg))
#define BOOST_ATOMIC_INTERLOCKED_AND_RELAXED(dest, arg) _InterlockedAnd_nf((long*)(dest), (long)(arg))
#define BOOST_ATOMIC_INTERLOCKED_AND_ACQUIRE(dest, arg) _InterlockedAnd_acq((long*)(dest), (long)(arg))
#define BOOST_ATOMIC_INTERLOCKED_AND_RELEASE(dest, arg) _InterlockedAnd_rel((long*)(dest), (long)(arg))
#define BOOST_ATOMIC_INTERLOCKED_AND64_RELAXED(dest, arg) _InterlockedAnd64_nf((__int64*)(dest), (__int64)(arg))
#define BOOST_ATOMIC_INTERLOCKED_AND64_ACQUIRE(dest, arg) _InterlockedAnd64_acq((__int64*)(dest), (__int64)(arg))
#define BOOST_ATOMIC_INTERLOCKED_AND64_RELEASE(dest, arg) _InterlockedAnd64_rel((__int64*)(dest), (__int64)(arg))
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedOr8_nf)
#pragma intrinsic(_InterlockedOr8_acq)
#pragma intrinsic(_InterlockedOr8_rel)
#pragma intrinsic(_InterlockedOr16_nf)
#pragma intrinsic(_InterlockedOr16_acq)
#pragma intrinsic(_InterlockedOr16_rel)
#pragma intrinsic(_InterlockedOr_nf)
#pragma intrinsic(_InterlockedOr_acq)
#pragma intrinsic(_InterlockedOr_rel)
#pragma intrinsic(_InterlockedOr64_nf)
#pragma intrinsic(_InterlockedOr64_acq)
#pragma intrinsic(_InterlockedOr64_rel)
#endif
#define BOOST_ATOMIC_INTERLOCKED_OR8_RELAXED(dest, arg) _InterlockedOr8_nf((char*)(dest), (char)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR8_ACQUIRE(dest, arg) _InterlockedOr8_acq((char*)(dest), (char)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR8_RELEASE(dest, arg) _InterlockedOr8_rel((char*)(dest), (char)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR16_RELAXED(dest, arg) _InterlockedOr16_nf((short*)(dest), (short)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR16_ACQUIRE(dest, arg) _InterlockedOr16_acq((short*)(dest), (short)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR16_RELEASE(dest, arg) _InterlockedOr16_rel((short*)(dest), (short)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR_RELAXED(dest, arg) _InterlockedOr_nf((long*)(dest), (long)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR_ACQUIRE(dest, arg) _InterlockedOr_acq((long*)(dest), (long)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR_RELEASE(dest, arg) _InterlockedOr_rel((long*)(dest), (long)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR64_RELAXED(dest, arg) _InterlockedOr64_nf((__int64*)(dest), (__int64)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR64_ACQUIRE(dest, arg) _InterlockedOr64_acq((__int64*)(dest), (__int64)(arg))
#define BOOST_ATOMIC_INTERLOCKED_OR64_RELEASE(dest, arg) _InterlockedOr64_rel((__int64*)(dest), (__int64)(arg))
#if defined(BOOST_MSVC)
#pragma intrinsic(_InterlockedXor8_nf)
#pragma intrinsic(_InterlockedXor8_acq)
#pragma intrinsic(_InterlockedXor8_rel)
#pragma intrinsic(_InterlockedXor16_nf)
#pragma intrinsic(_InterlockedXor16_acq)
#pragma intrinsic(_InterlockedXor16_rel)
#pragma intrinsic(_InterlockedXor_nf)
#pragma intrinsic(_InterlockedXor_acq)
#pragma intrinsic(_InterlockedXor_rel)
#pragma intrinsic(_InterlockedXor64_nf)
#pragma intrinsic(_InterlockedXor64_acq)
#pragma intrinsic(_InterlockedXor64_rel)
#endif
#define BOOST_ATOMIC_INTERLOCKED_XOR8_RELAXED(dest, arg) _InterlockedXor8_nf((char*)(dest), (char)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR8_ACQUIRE(dest, arg) _InterlockedXor8_acq((char*)(dest), (char)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR8_RELEASE(dest, arg) _InterlockedXor8_rel((char*)(dest), (char)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR16_RELAXED(dest, arg) _InterlockedXor16_nf((short*)(dest), (short)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR16_ACQUIRE(dest, arg) _InterlockedXor16_acq((short*)(dest), (short)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR16_RELEASE(dest, arg) _InterlockedXor16_rel((short*)(dest), (short)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR_RELAXED(dest, arg) _InterlockedXor_nf((long*)(dest), (long)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR_ACQUIRE(dest, arg) _InterlockedXor_acq((long*)(dest), (long)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR_RELEASE(dest, arg) _InterlockedXor_rel((long*)(dest), (long)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR64_RELAXED(dest, arg) _InterlockedXor64_nf((__int64*)(dest), (__int64)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR64_ACQUIRE(dest, arg) _InterlockedXor64_acq((__int64*)(dest), (__int64)(arg))
#define BOOST_ATOMIC_INTERLOCKED_XOR64_RELEASE(dest, arg) _InterlockedXor64_rel((__int64*)(dest), (__int64)(arg))
#endif // _MSC_VER >= 1700 && defined(_M_ARM)
#endif // _MSC_VER < 1400
#else // defined(_MSC_VER) && _MSC_VER >= 1310
#if defined(BOOST_USE_WINDOWS_H)
#include <windows.h>
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare) InterlockedCompareExchange((long*)(dest), (long)(exchange), (long)(compare))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE(dest, newval) InterlockedExchange((long*)(dest), (long)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD(dest, addend) InterlockedExchangeAdd((long*)(dest), (long)(addend))
#if defined(_WIN64)
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64(dest, exchange, compare) InterlockedCompareExchange64((__int64*)(dest), (__int64)(exchange), (__int64)(compare))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE64(dest, newval) InterlockedExchange64((__int64*)(dest), (__int64)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64(dest, addend) InterlockedExchangeAdd64((__int64*)(dest), (__int64)(addend))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) InterlockedCompareExchangePointer((void**)(dest), (void*)(exchange), (void*)(compare))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER(dest, newval) InterlockedExchangePointer((void**)(dest), (void*)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_POINTER(dest, byte_offset) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64(dest, byte_offset))
#else // defined(_WIN64)
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) ((void*)BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER(dest, newval) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE(dest, newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_POINTER(dest, byte_offset) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD(dest, byte_offset))
#endif // defined(_WIN64)
#else // defined(BOOST_USE_WINDOWS_H)
#if defined(__MINGW64__)
#define BOOST_ATOMIC_INTERLOCKED_IMPORT
#else
#define BOOST_ATOMIC_INTERLOCKED_IMPORT __declspec(dllimport)
#endif
namespace boost {
namespace atomics {
namespace detail {
extern "C" {
BOOST_ATOMIC_INTERLOCKED_IMPORT long __stdcall InterlockedCompareExchange(long volatile*, long, long);
BOOST_ATOMIC_INTERLOCKED_IMPORT long __stdcall InterlockedExchange(long volatile*, long);
BOOST_ATOMIC_INTERLOCKED_IMPORT long __stdcall InterlockedExchangeAdd(long volatile*, long);
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare) boost::atomics::detail::InterlockedCompareExchange((long*)(dest), (long)(exchange), (long)(compare))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE(dest, newval) boost::atomics::detail::InterlockedExchange((long*)(dest), (long)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD(dest, addend) boost::atomics::detail::InterlockedExchangeAdd((long*)(dest), (long)(addend))
#if defined(_WIN64)
BOOST_ATOMIC_INTERLOCKED_IMPORT __int64 __stdcall InterlockedCompareExchange64(__int64 volatile*, __int64, __int64);
BOOST_ATOMIC_INTERLOCKED_IMPORT __int64 __stdcall InterlockedExchange64(__int64 volatile*, __int64);
BOOST_ATOMIC_INTERLOCKED_IMPORT __int64 __stdcall InterlockedExchangeAdd64(__int64 volatile*, __int64);
BOOST_ATOMIC_INTERLOCKED_IMPORT void* __stdcall InterlockedCompareExchangePointer(void* volatile *, void*, void*);
BOOST_ATOMIC_INTERLOCKED_IMPORT void* __stdcall InterlockedExchangePointer(void* volatile *, void*);
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64(dest, exchange, compare) boost::atomics::detail::InterlockedCompareExchange64((__int64*)(dest), (__int64)(exchange), (__int64)(compare))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE64(dest, newval) boost::atomics::detail::InterlockedExchange64((__int64*)(dest), (__int64)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64(dest, addend) boost::atomics::detail::InterlockedExchangeAdd64((__int64*)(dest), (__int64)(addend))
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) boost::atomics::detail::InterlockedCompareExchangePointer((void**)(dest), (void*)(exchange), (void*)(compare))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER(dest, newval) boost::atomics::detail::InterlockedExchangePointer((void**)(dest), (void*)(newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_POINTER(dest, byte_offset) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64(dest, byte_offset))
#else // defined(_WIN64)
#define BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_POINTER(dest, exchange, compare) ((void*)BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE(dest, exchange, compare))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_POINTER(dest, newval) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE(dest, newval))
#define BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_POINTER(dest, byte_offset) ((void*)BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD(dest, byte_offset))
#endif // defined(_WIN64)
} // extern "C"
} // namespace detail
} // namespace atomics
} // namespace boost
#undef BOOST_ATOMIC_INTERLOCKED_IMPORT
#endif // defined(BOOST_USE_WINDOWS_H)
#endif // defined(_MSC_VER)
#endif

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2012 Hartmut Kaiser
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/config.hpp
*
* This header defines macros for linking with compiled library of Boost.Atomic
*/
#ifndef BOOST_ATOMIC_DETAIL_LINK_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_LINK_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
///////////////////////////////////////////////////////////////////////////////
// Set up dll import/export options
#if (defined(BOOST_ATOMIC_DYN_LINK) || defined(BOOST_ALL_DYN_LINK)) && \
!defined(BOOST_ATOMIC_STATIC_LINK)
#if defined(BOOST_ATOMIC_SOURCE)
#define BOOST_ATOMIC_DECL BOOST_SYMBOL_EXPORT
#define BOOST_ATOMIC_BUILD_DLL
#else
#define BOOST_ATOMIC_DECL BOOST_SYMBOL_IMPORT
#endif
#endif // building a shared library
#ifndef BOOST_ATOMIC_DECL
#define BOOST_ATOMIC_DECL
#endif
///////////////////////////////////////////////////////////////////////////////
// Auto library naming
#if !defined(BOOST_ATOMIC_SOURCE) && !defined(BOOST_ALL_NO_LIB) && \
!defined(BOOST_ATOMIC_NO_LIB)
#define BOOST_LIB_NAME boost_atomic
// tell the auto-link code to select a dll when required:
#if defined(BOOST_ALL_DYN_LINK) || defined(BOOST_ATOMIC_DYN_LINK)
#define BOOST_DYN_LINK
#endif
#include <boost/config/auto_link.hpp>
#endif // auto-linking disabled
#endif

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2011 Helge Bahmann
* Copyright (c) 2013-2014 Andrey Semashev
*/
/*!
* \file atomic/detail/lockpool.hpp
*
* This header contains declaration of the lockpool used to emulate atomic ops.
*/
#ifndef BOOST_ATOMIC_DETAIL_LOCKPOOL_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_LOCKPOOL_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/link.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
struct lockpool
{
class scoped_lock
{
void* m_lock;
public:
explicit BOOST_ATOMIC_DECL scoped_lock(const volatile void* addr) BOOST_NOEXCEPT;
BOOST_ATOMIC_DECL ~scoped_lock() BOOST_NOEXCEPT;
BOOST_DELETED_FUNCTION(scoped_lock(scoped_lock const&))
BOOST_DELETED_FUNCTION(scoped_lock& operator=(scoped_lock const&))
};
static BOOST_ATOMIC_DECL void thread_fence() BOOST_NOEXCEPT;
static BOOST_ATOMIC_DECL void signal_fence() BOOST_NOEXCEPT;
};
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_LOCKPOOL_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/operations.hpp
*
* This header defines atomic operations, including the emulated version.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPERATIONS_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPERATIONS_HPP_INCLUDED_
#include <boost/atomic/detail/operations_lockfree.hpp>
#include <boost/atomic/detail/ops_emulated.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#endif // BOOST_ATOMIC_DETAIL_OPERATIONS_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/operations_fwd.hpp
*
* This header contains forward declaration of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPERATIONS_FWD_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPERATIONS_FWD_HPP_INCLUDED_
#include <cstddef>
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
template< std::size_t Size, bool Signed >
struct operations;
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPERATIONS_FWD_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/operations_lockfree.hpp
*
* This header defines lockfree atomic operations.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPERATIONS_LOCKFREE_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPERATIONS_LOCKFREE_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/platform.hpp>
#if !defined(BOOST_ATOMIC_EMULATED)
#include BOOST_ATOMIC_DETAIL_HEADER(boost/atomic/detail/ops_)
#else
#include <boost/atomic/detail/operations_fwd.hpp>
#endif
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#endif // BOOST_ATOMIC_DETAIL_OPERATIONS_LOCKFREE_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_cas_based.hpp
*
* This header contains CAS-based implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_CAS_BASED_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_CAS_BASED_HPP_INCLUDED_
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
template< typename Base >
struct cas_based_exchange :
public Base
{
typedef typename Base::storage_type storage_type;
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type old_val;
atomics::detail::non_atomic_load(storage, old_val);
while (!Base::compare_exchange_weak(storage, old_val, v, order, memory_order_relaxed)) {}
return old_val;
}
};
template< typename Base >
struct cas_based_operations :
public Base
{
typedef typename Base::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type old_val;
atomics::detail::non_atomic_load(storage, old_val);
while (!Base::compare_exchange_weak(storage, old_val, old_val + v, order, memory_order_relaxed)) {}
return old_val;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type old_val;
atomics::detail::non_atomic_load(storage, old_val);
while (!Base::compare_exchange_weak(storage, old_val, old_val - v, order, memory_order_relaxed)) {}
return old_val;
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type old_val;
atomics::detail::non_atomic_load(storage, old_val);
while (!Base::compare_exchange_weak(storage, old_val, old_val & v, order, memory_order_relaxed)) {}
return old_val;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type old_val;
atomics::detail::non_atomic_load(storage, old_val);
while (!Base::compare_exchange_weak(storage, old_val, old_val | v, order, memory_order_relaxed)) {}
return old_val;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type old_val;
atomics::detail::non_atomic_load(storage, old_val);
while (!Base::compare_exchange_weak(storage, old_val, old_val ^ v, order, memory_order_relaxed)) {}
return old_val;
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return !!Base::exchange(storage, (storage_type)1, order);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
Base::store(storage, (storage_type)0, order);
}
};
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPS_CAS_BASED_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_emulated.hpp
*
* This header contains lockpool-based implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_EMULATED_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_EMULATED_HPP_INCLUDED_
#include <cstddef>
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#include <boost/atomic/detail/lockpool.hpp>
#include <boost/atomic/capabilities.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
template< typename T >
struct emulated_operations
{
typedef T storage_type;
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = false;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
lockpool::scoped_lock lock(&storage);
const_cast< storage_type& >(storage) = v;
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order) BOOST_NOEXCEPT
{
lockpool::scoped_lock lock(&storage);
return const_cast< storage_type const& >(storage);
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type& s = const_cast< storage_type& >(storage);
lockpool::scoped_lock lock(&storage);
storage_type old_val = s;
s += v;
return old_val;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type& s = const_cast< storage_type& >(storage);
lockpool::scoped_lock lock(&storage);
storage_type old_val = s;
s -= v;
return old_val;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type& s = const_cast< storage_type& >(storage);
lockpool::scoped_lock lock(&storage);
storage_type old_val = s;
s = v;
return old_val;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
storage_type& s = const_cast< storage_type& >(storage);
lockpool::scoped_lock lock(&storage);
storage_type old_val = s;
const bool res = old_val == expected;
if (res)
s = desired;
expected = old_val;
return res;
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
// Note: This function is the exact copy of compare_exchange_strong. The reason we're not just forwarding the call
// is that MSVC-12 ICEs in this case.
storage_type& s = const_cast< storage_type& >(storage);
lockpool::scoped_lock lock(&storage);
storage_type old_val = s;
const bool res = old_val == expected;
if (res)
s = desired;
expected = old_val;
return res;
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type& s = const_cast< storage_type& >(storage);
lockpool::scoped_lock lock(&storage);
storage_type old_val = s;
s &= v;
return old_val;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type& s = const_cast< storage_type& >(storage);
lockpool::scoped_lock lock(&storage);
storage_type old_val = s;
s |= v;
return old_val;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type& s = const_cast< storage_type& >(storage);
lockpool::scoped_lock lock(&storage);
storage_type old_val = s;
s ^= v;
return old_val;
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return !!exchange(storage, (storage_type)1, order);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
store(storage, (storage_type)0, order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return false;
}
};
template< std::size_t Size, bool Signed >
struct operations :
public emulated_operations< typename make_storage_type< Size, Signed >::type >
{
typedef typename make_storage_type< Size, Signed >::aligned aligned_storage_type;
};
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPS_EMULATED_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_extending_cas_based.hpp
*
* This header contains a boilerplate of the \c operations template implementation that requires sign/zero extension in arithmetic operations.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_EXTENDING_CAS_BASED_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_EXTENDING_CAS_BASED_HPP_INCLUDED_
#include <cstddef>
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
template< typename Base, std::size_t Size, bool Signed >
struct extending_cas_based_operations :
public Base
{
typedef typename Base::storage_type storage_type;
typedef typename make_storage_type< Size, Signed >::type emulated_storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type old_val;
atomics::detail::non_atomic_load(storage, old_val);
emulated_storage_type new_val;
do
{
new_val = static_cast< emulated_storage_type >(old_val) + static_cast< emulated_storage_type >(v);
}
while (!Base::compare_exchange_weak(storage, old_val, static_cast< storage_type >(new_val), order, memory_order_relaxed));
return old_val;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type old_val;
atomics::detail::non_atomic_load(storage, old_val);
emulated_storage_type new_val;
do
{
new_val = static_cast< emulated_storage_type >(old_val) - static_cast< emulated_storage_type >(v);
}
while (!Base::compare_exchange_weak(storage, old_val, static_cast< storage_type >(new_val), order, memory_order_relaxed));
return old_val;
}
};
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPS_EXTENDING_CAS_BASED_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_gcc_alpha.hpp
*
* This header contains implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_GCC_ALPHA_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_GCC_ALPHA_HPP_INCLUDED_
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#include <boost/atomic/capabilities.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
/*
Refer to http://h71000.www7.hp.com/doc/82final/5601/5601pro_004.html
(HP OpenVMS systems documentation) and the Alpha Architecture Reference Manual.
*/
/*
NB: The most natural thing would be to write the increment/decrement
operators along the following lines:
__asm__ __volatile__
(
"1: ldl_l %0,%1 \n"
"addl %0,1,%0 \n"
"stl_c %0,%1 \n"
"beq %0,1b\n"
: "=&b" (tmp)
: "m" (value)
: "cc"
);
However according to the comments on the HP website and matching
comments in the Linux kernel sources this defies branch prediction,
as the cpu assumes that backward branches are always taken; so
instead copy the trick from the Linux kernel, introduce a forward
branch and back again.
I have, however, had a hard time measuring the difference between
the two versions in microbenchmarks -- I am leaving it in nevertheless
as it apparently does not hurt either.
*/
struct gcc_alpha_operations_base
{
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void fence_before(memory_order order) BOOST_NOEXCEPT
{
if ((order & memory_order_release) != 0)
__asm__ __volatile__ ("mb" ::: "memory");
}
static BOOST_FORCEINLINE void fence_after(memory_order order) BOOST_NOEXCEPT
{
if ((order & (memory_order_consume | memory_order_acquire)) != 0)
__asm__ __volatile__ ("mb" ::: "memory");
}
static BOOST_FORCEINLINE void fence_after_store(memory_order order) BOOST_NOEXCEPT
{
if (order == memory_order_seq_cst)
__asm__ __volatile__ ("mb" ::: "memory");
}
};
template< bool Signed >
struct operations< 4u, Signed > :
public gcc_alpha_operations_base
{
typedef typename make_storage_type< 4u, Signed >::type storage_type;
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
storage = v;
fence_after_store(order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = storage;
fence_after(order);
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"mov %3, %1\n"
"ldl_l %0, %2\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (tmp) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
fence_before(success_order);
int success;
storage_type current;
__asm__ __volatile__
(
"1:\n"
"ldl_l %2, %4\n" // current = *(&storage)
"cmpeq %2, %0, %3\n" // success = current == expected
"mov %2, %0\n" // expected = current
"beq %3, 2f\n" // if (success == 0) goto end
"stl_c %1, %4\n" // storage = desired; desired = store succeeded
"mov %1, %3\n" // success = desired
"2:\n"
: "+&r" (expected), // %0
"+&r" (desired), // %1
"=&r" (current), // %2
"=&r" (success) // %3
: "m" (storage) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
if (success)
fence_after(success_order);
else
fence_after(failure_order);
return !!success;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
int success;
storage_type current, tmp;
fence_before(success_order);
__asm__ __volatile__
(
"1:\n"
"mov %5, %1\n" // tmp = desired
"ldl_l %2, %4\n" // current = *(&storage)
"cmpeq %2, %0, %3\n" // success = current == expected
"mov %2, %0\n" // expected = current
"beq %3, 2f\n" // if (success == 0) goto end
"stl_c %1, %4\n" // storage = tmp; tmp = store succeeded
"beq %1, 3f\n" // if (tmp == 0) goto retry
"mov %1, %3\n" // success = tmp
"2:\n"
".subsection 2\n"
"3: br 1b\n"
".previous\n"
: "+&r" (expected), // %0
"=&r" (tmp), // %1
"=&r" (current), // %2
"=&r" (success) // %3
: "m" (storage), // %4
"r" (desired) // %5
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
if (success)
fence_after(success_order);
else
fence_after(failure_order);
return !!success;
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"addl %0, %3, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"subl %0, %3, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"and %0, %3, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"bis %0, %3, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"xor %0, %3, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return !!exchange(storage, (storage_type)1, order);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
store(storage, 0, order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
template< >
struct operations< 1u, false > :
public operations< 4u, false >
{
typedef operations< 4u, false > base_type;
typedef base_type::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"addl %0, %3, %1\n"
"zapnot %1, #1, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"subl %0, %3, %1\n"
"zapnot %1, #1, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
};
template< >
struct operations< 1u, true > :
public operations< 4u, true >
{
typedef operations< 4u, true > base_type;
typedef base_type::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"addl %0, %3, %1\n"
"sextb %1, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"subl %0, %3, %1\n"
"sextb %1, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
};
template< >
struct operations< 2u, false > :
public operations< 4u, false >
{
typedef operations< 4u, false > base_type;
typedef base_type::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"addl %0, %3, %1\n"
"zapnot %1, #3, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"subl %0, %3, %1\n"
"zapnot %1, #3, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
};
template< >
struct operations< 2u, true > :
public operations< 4u, true >
{
typedef operations< 4u, true > base_type;
typedef base_type::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"addl %0, %3, %1\n"
"sextw %1, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldl_l %0, %2\n"
"subl %0, %3, %1\n"
"sextw %1, %1\n"
"stl_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
};
template< bool Signed >
struct operations< 8u, Signed > :
public gcc_alpha_operations_base
{
typedef typename make_storage_type< 8u, Signed >::type storage_type;
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
storage = v;
fence_after_store(order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = storage;
fence_after(order);
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"mov %3, %1\n"
"ldq_l %0, %2\n"
"stq_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (tmp) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
fence_before(success_order);
int success;
storage_type current;
__asm__ __volatile__
(
"1:\n"
"ldq_l %2, %4\n" // current = *(&storage)
"cmpeq %2, %0, %3\n" // success = current == expected
"mov %2, %0\n" // expected = current
"beq %3, 2f\n" // if (success == 0) goto end
"stq_c %1, %4\n" // storage = desired; desired = store succeeded
"mov %1, %3\n" // success = desired
"2:\n"
: "+&r" (expected), // %0
"+&r" (desired), // %1
"=&r" (current), // %2
"=&r" (success) // %3
: "m" (storage) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
if (success)
fence_after(success_order);
else
fence_after(failure_order);
return !!success;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
int success;
storage_type current, tmp;
fence_before(success_order);
__asm__ __volatile__
(
"1:\n"
"mov %5, %1\n" // tmp = desired
"ldq_l %2, %4\n" // current = *(&storage)
"cmpeq %2, %0, %3\n" // success = current == expected
"mov %2, %0\n" // expected = current
"beq %3, 2f\n" // if (success == 0) goto end
"stq_c %1, %4\n" // storage = tmp; tmp = store succeeded
"beq %1, 3f\n" // if (tmp == 0) goto retry
"mov %1, %3\n" // success = tmp
"2:\n"
".subsection 2\n"
"3: br 1b\n"
".previous\n"
: "+&r" (expected), // %0
"=&r" (tmp), // %1
"=&r" (current), // %2
"=&r" (success) // %3
: "m" (storage), // %4
"r" (desired) // %5
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
if (success)
fence_after(success_order);
else
fence_after(failure_order);
return !!success;
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldq_l %0, %2\n"
"addq %0, %3, %1\n"
"stq_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldq_l %0, %2\n"
"subq %0, %3, %1\n"
"stq_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldq_l %0, %2\n"
"and %0, %3, %1\n"
"stq_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldq_l %0, %2\n"
"bis %0, %3, %1\n"
"stq_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, modified;
fence_before(order);
__asm__ __volatile__
(
"1:\n"
"ldq_l %0, %2\n"
"xor %0, %3, %1\n"
"stq_c %1, %2\n"
"beq %1, 2f\n"
".subsection 2\n"
"2: br 1b\n"
".previous\n"
: "=&r" (original), // %0
"=&r" (modified) // %1
: "m" (storage), // %2
"r" (v) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return !!exchange(storage, (storage_type)1, order);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
store(storage, 0, order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
BOOST_FORCEINLINE void thread_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
__asm__ __volatile__ ("mb" ::: "memory");
}
BOOST_FORCEINLINE void signal_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
__asm__ __volatile__ ("" ::: "memory");
}
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPS_GCC_ALPHA_HPP_INCLUDED_

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@ -0,0 +1,975 @@
/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_gcc_arm.hpp
*
* This header contains implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_GCC_ARM_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_GCC_ARM_HPP_INCLUDED_
#include <boost/cstdint.hpp>
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#include <boost/atomic/detail/ops_extending_cas_based.hpp>
#include <boost/atomic/capabilities.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
// From the ARM Architecture Reference Manual for architecture v6:
//
// LDREX{<cond>} <Rd>, [<Rn>]
// <Rd> Specifies the destination register for the memory word addressed by <Rd>
// <Rn> Specifies the register containing the address.
//
// STREX{<cond>} <Rd>, <Rm>, [<Rn>]
// <Rd> Specifies the destination register for the returned status value.
// 0 if the operation updates memory
// 1 if the operation fails to update memory
// <Rm> Specifies the register containing the word to be stored to memory.
// <Rn> Specifies the register containing the address.
// Rd must not be the same register as Rm or Rn.
//
// ARM v7 is like ARM v6 plus:
// There are half-word and byte versions of the LDREX and STREX instructions,
// LDREXH, LDREXB, STREXH and STREXB.
// There are also double-word versions, LDREXD and STREXD.
// (Actually it looks like these are available from version 6k onwards.)
// FIXME these are not yet used; should be mostly a matter of copy-and-paste.
// I think you can supply an immediate offset to the address.
//
// A memory barrier is effected using a "co-processor 15" instruction,
// though a separate assembler mnemonic is available for it in v7.
//
// "Thumb 1" is a subset of the ARM instruction set that uses a 16-bit encoding. It
// doesn't include all instructions and in particular it doesn't include the co-processor
// instruction used for the memory barrier or the load-locked/store-conditional
// instructions. So, if we're compiling in "Thumb 1" mode, we need to wrap all of our
// asm blocks with code to temporarily change to ARM mode.
//
// You can only change between ARM and Thumb modes when branching using the bx instruction.
// bx takes an address specified in a register. The least significant bit of the address
// indicates the mode, so 1 is added to indicate that the destination code is Thumb.
// A temporary register is needed for the address and is passed as an argument to these
// macros. It must be one of the "low" registers accessible to Thumb code, specified
// using the "l" attribute in the asm statement.
//
// Architecture v7 introduces "Thumb 2", which does include (almost?) all of the ARM
// instruction set. (Actually, there was an extension of v6 called v6T2 which supported
// "Thumb 2" mode, but its architecture manual is no longer available, referring to v7.)
// So in v7 we don't need to change to ARM mode; we can write "universal
// assembler" which will assemble to Thumb 2 or ARM code as appropriate. The only thing
// we need to do to make this "universal" assembler mode work is to insert "IT" instructions
// to annotate the conditional instructions. These are ignored in other modes (e.g. v6),
// so they can always be present.
// A note about memory_order_consume. Technically, this architecture allows to avoid
// unnecessary memory barrier after consume load since it supports data dependency ordering.
// However, some compiler optimizations may break a seemingly valid code relying on data
// dependency tracking by injecting bogus branches to aid out of order execution.
// This may happen not only in Boost.Atomic code but also in user's code, which we have no
// control of. See this thread: http://lists.boost.org/Archives/boost/2014/06/213890.php.
// For this reason we promote memory_order_consume to memory_order_acquire.
#if defined(__thumb__) && !defined(__thumb2__)
#define BOOST_ATOMIC_DETAIL_ARM_ASM_START(TMPREG) "adr " #TMPREG ", 8f\n" "bx " #TMPREG "\n" ".arm\n" ".align 4\n" "8:\n"
#define BOOST_ATOMIC_DETAIL_ARM_ASM_END(TMPREG) "adr " #TMPREG ", 9f + 1\n" "bx " #TMPREG "\n" ".thumb\n" ".align 2\n" "9:\n"
#define BOOST_ATOMIC_DETAIL_ARM_ASM_TMPREG_CONSTRAINT(var) "=&l" (var)
#else
// The tmpreg may be wasted in this case, which is non-optimal.
#define BOOST_ATOMIC_DETAIL_ARM_ASM_START(TMPREG)
#define BOOST_ATOMIC_DETAIL_ARM_ASM_END(TMPREG)
#define BOOST_ATOMIC_DETAIL_ARM_ASM_TMPREG_CONSTRAINT(var) "=&r" (var)
#endif
struct gcc_arm_operations_base
{
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void fence_before(memory_order order) BOOST_NOEXCEPT
{
if ((order & memory_order_release) != 0)
hardware_full_fence();
}
static BOOST_FORCEINLINE void fence_after(memory_order order) BOOST_NOEXCEPT
{
if ((order & (memory_order_consume | memory_order_acquire)) != 0)
hardware_full_fence();
}
static BOOST_FORCEINLINE void fence_after_store(memory_order order) BOOST_NOEXCEPT
{
if (order == memory_order_seq_cst)
hardware_full_fence();
}
static BOOST_FORCEINLINE void hardware_full_fence() BOOST_NOEXCEPT
{
#if defined(BOOST_ATOMIC_DETAIL_ARM_HAS_DMB)
// Older binutils (supposedly, older than 2.21.1) didn't support symbolic or numeric arguments of the "dmb" instruction such as "ish" or "#11".
// As a workaround we have to inject encoded bytes of the instruction. There are two encodings for the instruction: ARM and Thumb. See ARM Architecture Reference Manual, A8.8.43.
// Since we cannot detect binutils version at compile time, we'll have to always use this hack.
__asm__ __volatile__
(
#if defined(__thumb2__)
".short 0xF3BF, 0x8F5B\n" // dmb ish
#else
".word 0xF57FF05B\n" // dmb ish
#endif
:
:
: "memory"
);
#else
int tmp;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%0)
"mcr\tp15, 0, r0, c7, c10, 5\n"
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%0)
: "=&l" (tmp)
:
: "memory"
);
#endif
}
};
template< bool Signed >
struct operations< 4u, Signed > :
public gcc_arm_operations_base
{
typedef typename make_storage_type< 4u, Signed >::type storage_type;
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
storage = v;
fence_after_store(order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = storage;
fence_after(order);
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original;
fence_before(order);
uint32_t tmp;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // load the original value
"strex %[tmp], %[value], %[storage]\n" // store the replacement, tmp = store failed
"teq %[tmp], #0\n" // check if store succeeded
"bne 1b\n"
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [tmp] "=&l" (tmp), [original] "=&r" (original), [storage] "+Q" (storage)
: [value] "r" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
fence_before(success_order);
uint32_t success;
uint32_t tmp;
storage_type original;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"mov %[success], #0\n" // success = 0
"ldrex %[original], %[storage]\n" // original = *(&storage)
"cmp %[original], %[expected]\n" // flags = original==expected
"itt eq\n" // [hint that the following 2 instructions are conditional on flags.equal]
"strexeq %[success], %[desired], %[storage]\n" // if (flags.equal) *(&storage) = desired, success = store failed
"eoreq %[success], %[success], #1\n" // if (flags.equal) success ^= 1 (i.e. make it 1 if store succeeded)
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[success] "=&r" (success), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [expected] "r" (expected), // %4
[desired] "r" (desired) // %5
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
if (success)
fence_after(success_order);
else
fence_after(failure_order);
expected = original;
return !!success;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
fence_before(success_order);
uint32_t success;
uint32_t tmp;
storage_type original;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"mov %[success], #0\n" // success = 0
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"cmp %[original], %[expected]\n" // flags = original==expected
"bne 2f\n" // if (!flags.equal) goto end
"strex %[success], %[desired], %[storage]\n" // *(&storage) = desired, success = store failed
"eors %[success], %[success], #1\n" // success ^= 1 (i.e. make it 1 if store succeeded); flags.equal = success == 0
"beq 1b\n" // if (flags.equal) goto retry
"2:\n"
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[success] "=&r" (success), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [expected] "r" (expected), // %4
[desired] "r" (desired) // %5
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
if (success)
fence_after(success_order);
else
fence_after(failure_order);
expected = original;
return !!success;
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"add %[result], %[original], %[value]\n" // result = original + value
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"sub %[result], %[original], %[value]\n" // result = original - value
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"and %[result], %[original], %[value]\n" // result = original & value
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"orr %[result], %[original], %[value]\n" // result = original | value
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"eor %[result], %[original], %[value]\n" // result = original ^ value
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return !!exchange(storage, (storage_type)1, order);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
store(storage, 0, order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
template< >
struct operations< 1u, false > :
public operations< 4u, false >
{
typedef operations< 4u, false > base_type;
typedef base_type::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"add %[result], %[original], %[value]\n" // result = original + value
"uxtb %[result], %[result]\n" // zero extend result from 8 to 32 bits
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"sub %[result], %[original], %[value]\n" // result = original - value
"uxtb %[result], %[result]\n" // zero extend result from 8 to 32 bits
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
};
template< >
struct operations< 1u, true > :
public operations< 4u, true >
{
typedef operations< 4u, true > base_type;
typedef base_type::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"add %[result], %[original], %[value]\n" // result = original + value
"sxtb %[result], %[result]\n" // sign extend result from 8 to 32 bits
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"sub %[result], %[original], %[value]\n" // result = original - value
"sxtb %[result], %[result]\n" // sign extend result from 8 to 32 bits
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
};
template< >
struct operations< 2u, false > :
public operations< 4u, false >
{
typedef operations< 4u, false > base_type;
typedef base_type::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"add %[result], %[original], %[value]\n" // result = original + value
"uxth %[result], %[result]\n" // zero extend result from 16 to 32 bits
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"sub %[result], %[original], %[value]\n" // result = original - value
"uxth %[result], %[result]\n" // zero extend result from 16 to 32 bits
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
};
template< >
struct operations< 2u, true > :
public operations< 4u, true >
{
typedef operations< 4u, true > base_type;
typedef base_type::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"add %[result], %[original], %[value]\n" // result = original + value
"sxth %[result], %[result]\n" // sign extend result from 16 to 32 bits
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
uint32_t tmp;
storage_type original, result;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%[tmp])
"1:\n"
"ldrex %[original], %[storage]\n" // original = *(&storage)
"sub %[result], %[original], %[value]\n" // result = original - value
"sxth %[result], %[result]\n" // sign extend result from 16 to 32 bits
"strex %[tmp], %[result], %[storage]\n" // *(&storage) = result, tmp = store failed
"teq %[tmp], #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%[tmp])
: [original] "=&r" (original), // %0
[result] "=&r" (result), // %1
[tmp] "=&l" (tmp), // %2
[storage] "+Q" (storage) // %3
: [value] "r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
};
#if defined(BOOST_ATOMIC_DETAIL_ARM_HAS_LDREXD_STREXD)
// Unlike 32-bit operations, for 64-bit loads and stores we must use ldrexd/strexd.
// Any other instructions result in a non-atomic sequence of 32-bit accesses.
// See "ARM Architecture Reference Manual ARMv7-A and ARMv7-R edition",
// Section A3.5.3 "Atomicity in the ARM architecture".
// In the asm blocks below we have to use 32-bit register pairs to compose 64-bit values.
// In order to pass the 64-bit operands to/from asm blocks, we use undocumented gcc feature:
// the lower half (Rt) of the operand is accessible normally, via the numbered placeholder (e.g. %0),
// and the upper half (Rt2) - via the same placeholder with an 'H' after the '%' sign (e.g. %H0).
// See: http://hardwarebug.org/2010/07/06/arm-inline-asm-secrets/
template< bool Signed >
struct operations< 8u, Signed > :
public gcc_arm_operations_base
{
typedef typename make_storage_type< 8u, Signed >::type storage_type;
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
exchange(storage, v, order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type original;
uint32_t tmp;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%0)
"ldrexd %1, %H1, [%2]\n"
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%0)
: BOOST_ATOMIC_DETAIL_ARM_ASM_TMPREG_CONSTRAINT(tmp), // %0
"=&r" (original) // %1
: "r" (&storage) // %2
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original;
fence_before(order);
uint32_t tmp;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%0)
"1:\n"
"ldrexd %1, %H1, [%3]\n" // load the original value
"strexd %0, %2, %H2, [%3]\n" // store the replacement, tmp = store failed
"teq %0, #0\n" // check if store succeeded
"bne 1b\n"
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%0)
: BOOST_ATOMIC_DETAIL_ARM_ASM_TMPREG_CONSTRAINT(tmp), // %0
"=&r" (original) // %1
: "r" (v), // %2
"r" (&storage) // %3
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
fence_before(success_order);
uint32_t tmp;
storage_type original, old_val = expected;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%0)
"ldrexd %1, %H1, [%3]\n" // original = *(&storage)
"cmp %1, %2\n" // flags = original.lo==old_val.lo
"ittt eq\n" // [hint that the following 3 instructions are conditional on flags.equal]
"cmpeq %H1, %H2\n" // if (flags.equal) flags = original.hi==old_val.hi
"strexdeq %0, %4, %H4, [%3]\n" // if (flags.equal) *(&storage) = desired, tmp = store failed
"teqeq %0, #0\n" // if (flags.equal) flags = tmp==0
"ite eq\n" // [hint that the following 2 instructions are conditional on flags.equal]
"moveq %2, #1\n" // if (flags.equal) old_val.lo = 1
"movne %2, #0\n" // if (!flags.equal) old_val.lo = 0
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%0)
: BOOST_ATOMIC_DETAIL_ARM_ASM_TMPREG_CONSTRAINT(tmp), // %0
"=&r" (original), // %1
"+r" (old_val) // %2
: "r" (&storage), // %3
"r" (desired) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
const uint32_t success = (uint32_t)old_val;
if (success)
fence_after(success_order);
else
fence_after(failure_order);
expected = original;
return !!success;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
fence_before(success_order);
uint32_t tmp;
storage_type original, old_val = expected;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%0)
"1:\n"
"ldrexd %1, %H1, [%3]\n" // original = *(&storage)
"cmp %1, %2\n" // flags = original.lo==old_val.lo
"it eq\n" // [hint that the following instruction is conditional on flags.equal]
"cmpeq %H1, %H2\n" // if (flags.equal) flags = original.hi==old_val.hi
"bne 2f\n" // if (!flags.equal) goto end
"strexd %0, %4, %H4, [%3]\n" // *(&storage) = desired, tmp = store failed
"teq %0, #0\n" // flags.equal = tmp == 0
"bne 1b\n" // if (flags.equal) goto retry
"2:\n"
"ite eq\n" // [hint that the following 2 instructions are conditional on flags.equal]
"moveq %2, #1\n" // if (flags.equal) old_val.lo = 1
"movne %2, #0\n" // if (!flags.equal) old_val.lo = 0
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%0)
: BOOST_ATOMIC_DETAIL_ARM_ASM_TMPREG_CONSTRAINT(tmp), // %0
"=&r" (original), // %1
"+r" (old_val) // %2
: "r" (&storage), // %3
"r" (desired) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
const uint32_t success = (uint32_t)old_val;
if (success)
fence_after(success_order);
else
fence_after(failure_order);
expected = original;
return !!success;
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
storage_type original, result;
uint32_t tmp;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%0)
"1:\n"
"ldrexd %1, %H1, [%3]\n" // original = *(&storage)
"adds %2, %1, %4\n" // result = original + value
"adc %H2, %H1, %H4\n"
"strexd %0, %2, %H2, [%3]\n" // *(&storage) = result, tmp = store failed
"teq %0, #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%0)
: BOOST_ATOMIC_DETAIL_ARM_ASM_TMPREG_CONSTRAINT(tmp), // %0
"=&r" (original), // %1
"=&r" (result) // %2
: "r" (&storage), // %3
"r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
storage_type original, result;
uint32_t tmp;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%0)
"1:\n"
"ldrexd %1, %H1, [%3]\n" // original = *(&storage)
"subs %2, %1, %4\n" // result = original - value
"sbc %H2, %H1, %H4\n"
"strexd %0, %2, %H2, [%3]\n" // *(&storage) = result, tmp = store failed
"teq %0, #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%0)
: BOOST_ATOMIC_DETAIL_ARM_ASM_TMPREG_CONSTRAINT(tmp), // %0
"=&r" (original), // %1
"=&r" (result) // %2
: "r" (&storage), // %3
"r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
storage_type original, result;
uint32_t tmp;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%0)
"1:\n"
"ldrexd %1, %H1, [%3]\n" // original = *(&storage)
"and %2, %1, %4\n" // result = original & value
"and %H2, %H1, %H4\n"
"strexd %0, %2, %H2, [%3]\n" // *(&storage) = result, tmp = store failed
"teq %0, #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%0)
: BOOST_ATOMIC_DETAIL_ARM_ASM_TMPREG_CONSTRAINT(tmp), // %0
"=&r" (original), // %1
"=&r" (result) // %2
: "r" (&storage), // %3
"r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
storage_type original, result;
uint32_t tmp;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%0)
"1:\n"
"ldrexd %1, %H1, [%3]\n" // original = *(&storage)
"orr %2, %1, %4\n" // result = original | value
"orr %H2, %H1, %H4\n"
"strexd %0, %2, %H2, [%3]\n" // *(&storage) = result, tmp = store failed
"teq %0, #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%0)
: BOOST_ATOMIC_DETAIL_ARM_ASM_TMPREG_CONSTRAINT(tmp), // %0
"=&r" (original), // %1
"=&r" (result) // %2
: "r" (&storage), // %3
"r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
storage_type original, result;
uint32_t tmp;
__asm__ __volatile__
(
BOOST_ATOMIC_DETAIL_ARM_ASM_START(%0)
"1:\n"
"ldrexd %1, %H1, [%3]\n" // original = *(&storage)
"eor %2, %1, %4\n" // result = original ^ value
"eor %H2, %H1, %H4\n"
"strexd %0, %2, %H2, [%3]\n" // *(&storage) = result, tmp = store failed
"teq %0, #0\n" // flags = tmp==0
"bne 1b\n" // if (!flags.equal) goto retry
BOOST_ATOMIC_DETAIL_ARM_ASM_END(%0)
: BOOST_ATOMIC_DETAIL_ARM_ASM_TMPREG_CONSTRAINT(tmp), // %0
"=&r" (original), // %1
"=&r" (result) // %2
: "r" (&storage), // %3
"r" (v) // %4
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return !!exchange(storage, (storage_type)1, order);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
store(storage, 0, order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
#endif // defined(BOOST_ATOMIC_DETAIL_ARM_HAS_LDREXD_STREXD)
BOOST_FORCEINLINE void thread_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
gcc_arm_operations_base::hardware_full_fence();
}
BOOST_FORCEINLINE void signal_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
__asm__ __volatile__ ("" ::: "memory");
}
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPS_GCC_ARM_HPP_INCLUDED_

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@ -0,0 +1,400 @@
/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_gcc_atomic.hpp
*
* This header contains implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_GCC_ATOMIC_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_GCC_ATOMIC_HPP_INCLUDED_
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#include <boost/atomic/capabilities.hpp>
#if defined(__clang__) && (defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B) || defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B))
#include <boost/atomic/detail/ops_gcc_x86_dcas.hpp>
#include <boost/atomic/detail/ops_cas_based.hpp>
#endif
#if __GCC_ATOMIC_LLONG_LOCK_FREE != BOOST_ATOMIC_LLONG_LOCK_FREE || __GCC_ATOMIC_LONG_LOCK_FREE != BOOST_ATOMIC_LONG_LOCK_FREE ||\
__GCC_ATOMIC_INT_LOCK_FREE != BOOST_ATOMIC_INT_LOCK_FREE || __GCC_ATOMIC_SHORT_LOCK_FREE != BOOST_ATOMIC_SHORT_LOCK_FREE ||\
__GCC_ATOMIC_CHAR_LOCK_FREE != BOOST_ATOMIC_CHAR_LOCK_FREE || __GCC_ATOMIC_BOOL_LOCK_FREE != BOOST_ATOMIC_BOOL_LOCK_FREE ||\
__GCC_ATOMIC_WCHAR_T_LOCK_FREE != BOOST_ATOMIC_WCHAR_T_LOCK_FREE
// There are platforms where we need to use larger storage types
#include <boost/atomic/detail/int_sizes.hpp>
#include <boost/atomic/detail/ops_extending_cas_based.hpp>
#endif
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if defined(__INTEL_COMPILER)
// This is used to suppress warning #32013 described below for Intel Compiler.
// In debug builds the compiler does not inline any functions, so basically
// every atomic function call results in this warning. I don't know any other
// way to selectively disable just this one warning.
#pragma system_header
#endif
namespace boost {
namespace atomics {
namespace detail {
/*!
* The function converts \c boost::memory_order values to the compiler-specific constants.
*
* NOTE: The intention is that the function is optimized away by the compiler, and the
* compiler-specific constants are passed to the intrinsics. I know constexpr doesn't
* work in this case because the standard atomics interface require memory ordering
* constants to be passed as function arguments, at which point they stop being constexpr.
* However it is crucial that the compiler sees constants and not runtime values,
* because otherwise it just ignores the ordering value and always uses seq_cst.
* This is the case with Intel C++ Compiler 14.0.3 (Composer XE 2013 SP1, update 3) and
* gcc 4.8.2. Intel Compiler issues a warning in this case:
*
* warning #32013: Invalid memory order specified. Defaulting to seq_cst memory order.
*
* while gcc acts silently.
*
* To mitigate the problem ALL functions, including the atomic<> members must be
* declared with BOOST_FORCEINLINE. In this case the compilers are able to see that
* all functions are called with constant orderings and call intrinstcts properly.
*
* Unfortunately, this still doesn't work in debug mode as the compiler doesn't
* inline functions even when marked with BOOST_FORCEINLINE. In this case all atomic
* operaions will be executed with seq_cst semantics.
*/
BOOST_FORCEINLINE BOOST_CONSTEXPR int convert_memory_order_to_gcc(memory_order order) BOOST_NOEXCEPT
{
return (order == memory_order_relaxed ? __ATOMIC_RELAXED : (order == memory_order_consume ? __ATOMIC_CONSUME :
(order == memory_order_acquire ? __ATOMIC_ACQUIRE : (order == memory_order_release ? __ATOMIC_RELEASE :
(order == memory_order_acq_rel ? __ATOMIC_ACQ_REL : __ATOMIC_SEQ_CST)))));
}
template< typename T >
struct gcc_atomic_operations
{
typedef T storage_type;
// Note: In the current implementation, gcc_atomic_operations are used onlu when the particularly sized __atomic
// intrinsics are always lock-free (i.e. the corresponding LOCK_FREE macro is 2). Therefore it is safe to
// always set is_always_lock_free to true here.
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
__atomic_store_n(&storage, v, atomics::detail::convert_memory_order_to_gcc(order));
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return __atomic_load_n(&storage, atomics::detail::convert_memory_order_to_gcc(order));
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
return __atomic_fetch_add(&storage, v, atomics::detail::convert_memory_order_to_gcc(order));
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
return __atomic_fetch_sub(&storage, v, atomics::detail::convert_memory_order_to_gcc(order));
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
return __atomic_exchange_n(&storage, v, atomics::detail::convert_memory_order_to_gcc(order));
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return __atomic_compare_exchange_n
(
&storage, &expected, desired, false,
atomics::detail::convert_memory_order_to_gcc(success_order),
atomics::detail::convert_memory_order_to_gcc(failure_order)
);
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return __atomic_compare_exchange_n
(
&storage, &expected, desired, true,
atomics::detail::convert_memory_order_to_gcc(success_order),
atomics::detail::convert_memory_order_to_gcc(failure_order)
);
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
return __atomic_fetch_and(&storage, v, atomics::detail::convert_memory_order_to_gcc(order));
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
return __atomic_fetch_or(&storage, v, atomics::detail::convert_memory_order_to_gcc(order));
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
return __atomic_fetch_xor(&storage, v, atomics::detail::convert_memory_order_to_gcc(order));
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return __atomic_test_and_set(&storage, atomics::detail::convert_memory_order_to_gcc(order));
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
__atomic_clear(const_cast< storage_type* >(&storage), atomics::detail::convert_memory_order_to_gcc(order));
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile& storage) BOOST_NOEXCEPT
{
return __atomic_is_lock_free(sizeof(storage_type), &storage);
}
};
#if BOOST_ATOMIC_INT128_LOCK_FREE > 0
#if defined(__clang__) && defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B)
// Workaround for clang bug: http://llvm.org/bugs/show_bug.cgi?id=19149
// Clang 3.4 does not implement 128-bit __atomic* intrinsics even though it defines __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16
template< bool Signed >
struct operations< 16u, Signed > :
public cas_based_operations< gcc_dcas_x86_64< Signed > >
{
};
#else
template< bool Signed >
struct operations< 16u, Signed > :
public gcc_atomic_operations< typename make_storage_type< 16u, Signed >::type >
{
typedef typename make_storage_type< 16u, Signed >::aligned aligned_storage_type;
};
#endif
#endif
#if BOOST_ATOMIC_INT64_LOCK_FREE > 0
#if defined(__clang__) && defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B)
// Workaround for clang bug http://llvm.org/bugs/show_bug.cgi?id=19355
template< bool Signed >
struct operations< 8u, Signed > :
public cas_based_operations< gcc_dcas_x86< Signed > >
{
};
#elif (BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 8 && __GCC_ATOMIC_LLONG_LOCK_FREE != BOOST_ATOMIC_LLONG_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 8 && __GCC_ATOMIC_LONG_LOCK_FREE != BOOST_ATOMIC_LONG_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_INT == 8 && __GCC_ATOMIC_INT_LOCK_FREE != BOOST_ATOMIC_INT_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 8 && __GCC_ATOMIC_SHORT_LOCK_FREE != BOOST_ATOMIC_SHORT_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 8 && __GCC_ATOMIC_WCHAR_T_LOCK_FREE != BOOST_ATOMIC_WCHAR_T_LOCK_FREE)
#define BOOST_ATOMIC_DETAIL_INT64_EXTENDED
template< bool Signed >
struct operations< 8u, Signed > :
public extending_cas_based_operations< gcc_atomic_operations< typename make_storage_type< 16u, Signed >::type >, 8u, Signed >
{
typedef typename make_storage_type< 16u, Signed >::aligned aligned_storage_type;
};
#else
template< bool Signed >
struct operations< 8u, Signed > :
public gcc_atomic_operations< typename make_storage_type< 8u, Signed >::type >
{
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
};
#endif
#endif
#if BOOST_ATOMIC_INT32_LOCK_FREE > 0
#if (BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 4 && __GCC_ATOMIC_LLONG_LOCK_FREE != BOOST_ATOMIC_LLONG_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 4 && __GCC_ATOMIC_LONG_LOCK_FREE != BOOST_ATOMIC_LONG_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_INT == 4 && __GCC_ATOMIC_INT_LOCK_FREE != BOOST_ATOMIC_INT_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 4 && __GCC_ATOMIC_SHORT_LOCK_FREE != BOOST_ATOMIC_SHORT_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 4 && __GCC_ATOMIC_WCHAR_T_LOCK_FREE != BOOST_ATOMIC_WCHAR_T_LOCK_FREE)
#define BOOST_ATOMIC_DETAIL_INT32_EXTENDED
#if !defined(BOOST_ATOMIC_DETAIL_INT64_EXTENDED)
template< bool Signed >
struct operations< 4u, Signed > :
public extending_cas_based_operations< gcc_atomic_operations< typename make_storage_type< 8u, Signed >::type >, 4u, Signed >
{
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
};
#else // !defined(BOOST_ATOMIC_DETAIL_INT64_EXTENDED)
template< bool Signed >
struct operations< 4u, Signed > :
public extending_cas_based_operations< gcc_atomic_operations< typename make_storage_type< 16u, Signed >::type >, 4u, Signed >
{
typedef typename make_storage_type< 16u, Signed >::aligned aligned_storage_type;
};
#endif // !defined(BOOST_ATOMIC_DETAIL_INT64_EXTENDED)
#else
template< bool Signed >
struct operations< 4u, Signed > :
public gcc_atomic_operations< typename make_storage_type< 4u, Signed >::type >
{
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
};
#endif
#endif
#if BOOST_ATOMIC_INT16_LOCK_FREE > 0
#if (BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 2 && __GCC_ATOMIC_LLONG_LOCK_FREE != BOOST_ATOMIC_LLONG_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 2 && __GCC_ATOMIC_LONG_LOCK_FREE != BOOST_ATOMIC_LONG_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_INT == 2 && __GCC_ATOMIC_INT_LOCK_FREE != BOOST_ATOMIC_INT_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 2 && __GCC_ATOMIC_SHORT_LOCK_FREE != BOOST_ATOMIC_SHORT_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 2 && __GCC_ATOMIC_WCHAR_T_LOCK_FREE != BOOST_ATOMIC_WCHAR_T_LOCK_FREE)
#define BOOST_ATOMIC_DETAIL_INT16_EXTENDED
#if !defined(BOOST_ATOMIC_DETAIL_INT32_EXTENDED)
template< bool Signed >
struct operations< 2u, Signed > :
public extending_cas_based_operations< gcc_atomic_operations< typename make_storage_type< 4u, Signed >::type >, 2u, Signed >
{
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
};
#elif !defined(BOOST_ATOMIC_DETAIL_INT64_EXTENDED)
template< bool Signed >
struct operations< 2u, Signed > :
public extending_cas_based_operations< gcc_atomic_operations< typename make_storage_type< 8u, Signed >::type >, 2u, Signed >
{
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
};
#else
template< bool Signed >
struct operations< 2u, Signed > :
public extending_cas_based_operations< gcc_atomic_operations< typename make_storage_type< 16u, Signed >::type >, 2u, Signed >
{
typedef typename make_storage_type< 16u, Signed >::aligned aligned_storage_type;
};
#endif
#else
template< bool Signed >
struct operations< 2u, Signed > :
public gcc_atomic_operations< typename make_storage_type< 2u, Signed >::type >
{
typedef typename make_storage_type< 2u, Signed >::aligned aligned_storage_type;
};
#endif
#endif
#if BOOST_ATOMIC_INT8_LOCK_FREE > 0
#if (BOOST_ATOMIC_DETAIL_SIZEOF_LLONG == 1 && __GCC_ATOMIC_LLONG_LOCK_FREE != BOOST_ATOMIC_LLONG_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_LONG == 1 && __GCC_ATOMIC_LONG_LOCK_FREE != BOOST_ATOMIC_LONG_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_INT == 1 && __GCC_ATOMIC_INT_LOCK_FREE != BOOST_ATOMIC_INT_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_SHORT == 1 && __GCC_ATOMIC_SHORT_LOCK_FREE != BOOST_ATOMIC_SHORT_LOCK_FREE) ||\
(BOOST_ATOMIC_DETAIL_SIZEOF_WCHAR_T == 1 && __GCC_ATOMIC_WCHAR_T_LOCK_FREE != BOOST_ATOMIC_WCHAR_T_LOCK_FREE) ||\
(__GCC_ATOMIC_CHAR_LOCK_FREE != BOOST_ATOMIC_CHAR_LOCK_FREE) ||\
(__GCC_ATOMIC_BOOL_LOCK_FREE != BOOST_ATOMIC_BOOL_LOCK_FREE)
#if !defined(BOOST_ATOMIC_DETAIL_INT16_EXTENDED)
template< bool Signed >
struct operations< 1u, Signed > :
public extending_cas_based_operations< gcc_atomic_operations< typename make_storage_type< 2u, Signed >::type >, 1u, Signed >
{
typedef typename make_storage_type< 2u, Signed >::aligned aligned_storage_type;
};
#elif !defined(BOOST_ATOMIC_DETAIL_INT32_EXTENDED)
template< bool Signed >
struct operations< 1u, Signed > :
public extending_cas_based_operations< gcc_atomic_operations< typename make_storage_type< 4u, Signed >::type >, 1u, Signed >
{
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
};
#elif !defined(BOOST_ATOMIC_DETAIL_INT64_EXTENDED)
template< bool Signed >
struct operations< 1u, Signed > :
public extending_cas_based_operations< gcc_atomic_operations< typename make_storage_type< 8u, Signed >::type >, 1u, Signed >
{
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
};
#else
template< bool Signed >
struct operations< 1u, Signed > :
public extending_cas_based_operations< gcc_atomic_operations< typename make_storage_type< 16u, Signed >::type >, 1u, Signed >
{
typedef typename make_storage_type< 16u, Signed >::aligned aligned_storage_type;
};
#endif
#else
template< bool Signed >
struct operations< 1u, Signed > :
public gcc_atomic_operations< typename make_storage_type< 1u, Signed >::type >
{
typedef typename make_storage_type< 1u, Signed >::aligned aligned_storage_type;
};
#endif
#endif
#undef BOOST_ATOMIC_DETAIL_INT16_EXTENDED
#undef BOOST_ATOMIC_DETAIL_INT32_EXTENDED
#undef BOOST_ATOMIC_DETAIL_INT64_EXTENDED
BOOST_FORCEINLINE void thread_fence(memory_order order) BOOST_NOEXCEPT
{
__atomic_thread_fence(atomics::detail::convert_memory_order_to_gcc(order));
}
BOOST_FORCEINLINE void signal_fence(memory_order order) BOOST_NOEXCEPT
{
__atomic_signal_fence(atomics::detail::convert_memory_order_to_gcc(order));
}
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPS_GCC_ATOMIC_HPP_INCLUDED_

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@ -0,0 +1,804 @@
/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_gcc_ppc.hpp
*
* This header contains implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_GCC_PPC_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_GCC_PPC_HPP_INCLUDED_
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#include <boost/atomic/capabilities.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
// The implementation below uses information from this document:
// http://www.rdrop.com/users/paulmck/scalability/paper/N2745r.2010.02.19a.html
/*
Refer to: Motorola: "Programming Environments Manual for 32-Bit
Implementations of the PowerPC Architecture", Appendix E:
"Synchronization Programming Examples" for an explanation of what is
going on here (can be found on the web at various places by the
name "MPCFPE32B.pdf", Google is your friend...)
Most of the atomic operations map to instructions in a relatively
straight-forward fashion, but "load"s may at first glance appear
a bit strange as they map to:
lwz %rX, addr
cmpw %rX, %rX
bne- 1f
1:
That is, the CPU is forced to perform a branch that "formally" depends
on the value retrieved from memory. This scheme has an overhead of
about 1-2 clock cycles per load, but it allows to map "acquire" to
the "isync" instruction instead of "sync" uniformly and for all type
of atomic operations. Since "isync" has a cost of about 15 clock
cycles, while "sync" hast a cost of about 50 clock cycles, the small
penalty to atomic loads more than compensates for this.
Byte- and halfword-sized atomic values are realized by encoding the
value to be represented into a word, performing sign/zero extension
as appropriate. This means that after add/sub operations the value
needs fixing up to accurately preserve the wrap-around semantic of
the smaller type. (Nothing special needs to be done for the bit-wise
and the "exchange type" operators as the compiler already sees to
it that values carried in registers are extended appropriately and
everything falls into place naturally).
The register constraint "b" instructs gcc to use any register
except r0; this is sometimes required because the encoding for
r0 is used to signify "constant zero" in a number of instructions,
making r0 unusable in this place. For simplicity this constraint
is used everywhere since I am to lazy to look this up on a
per-instruction basis, and ppc has enough registers for this not
to pose a problem.
*/
// A note about memory_order_consume. Technically, this architecture allows to avoid
// unnecessary memory barrier after consume load since it supports data dependency ordering.
// However, some compiler optimizations may break a seemingly valid code relying on data
// dependency tracking by injecting bogus branches to aid out of order execution.
// This may happen not only in Boost.Atomic code but also in user's code, which we have no
// control of. See this thread: http://lists.boost.org/Archives/boost/2014/06/213890.php.
// For this reason we promote memory_order_consume to memory_order_acquire.
struct gcc_ppc_operations_base
{
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void fence_before(memory_order order) BOOST_NOEXCEPT
{
#if defined(__powerpc64__) || defined(__PPC64__)
if (order == memory_order_seq_cst)
__asm__ __volatile__ ("sync" ::: "memory");
else if ((order & memory_order_release) != 0)
__asm__ __volatile__ ("lwsync" ::: "memory");
#else
if ((order & memory_order_release) != 0)
__asm__ __volatile__ ("sync" ::: "memory");
#endif
}
static BOOST_FORCEINLINE void fence_after(memory_order order) BOOST_NOEXCEPT
{
if ((order & (memory_order_consume | memory_order_acquire)) != 0)
__asm__ __volatile__ ("isync" ::: "memory");
}
};
template< bool Signed >
struct operations< 4u, Signed > :
public gcc_ppc_operations_base
{
typedef typename make_storage_type< 4u, Signed >::type storage_type;
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
__asm__ __volatile__
(
"stw %1, %0\n\t"
: "+m" (storage)
: "r" (v)
);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v;
if (order == memory_order_seq_cst)
__asm__ __volatile__ ("sync" ::: "memory");
if ((order & (memory_order_consume | memory_order_acquire)) != 0)
{
__asm__ __volatile__
(
"lwz %0, %1\n\t"
"cmpw %0, %0\n\t"
"bne- 1f\n\t"
"1:\n\t"
"isync\n\t"
: "=&r" (v)
: "m" (storage)
: "cr0", "memory"
);
}
else
{
__asm__ __volatile__
(
"lwz %0, %1\n\t"
: "=&r" (v)
: "m" (storage)
);
}
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y1\n\t"
"stwcx. %2,%y1\n\t"
"bne- 1b\n\t"
: "=&b" (original), "+Z" (storage)
: "b" (v)
: "cr0"
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
int success;
fence_before(success_order);
__asm__ __volatile__
(
"li %1, 0\n\t"
"lwarx %0,%y2\n\t"
"cmpw %0, %3\n\t"
"bne- 1f\n\t"
"stwcx. %4,%y2\n\t"
"bne- 1f\n\t"
"li %1, 1\n\t"
"1:\n\t"
: "=&b" (expected), "=&b" (success), "+Z" (storage)
: "b" (expected), "b" (desired)
: "cr0"
);
if (success)
fence_after(success_order);
else
fence_after(failure_order);
return !!success;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
int success;
fence_before(success_order);
__asm__ __volatile__
(
"li %1, 0\n\t"
"0: lwarx %0,%y2\n\t"
"cmpw %0, %3\n\t"
"bne- 1f\n\t"
"stwcx. %4,%y2\n\t"
"bne- 0b\n\t"
"li %1, 1\n\t"
"1:\n\t"
: "=&b" (expected), "=&b" (success), "+Z" (storage)
: "b" (expected), "b" (desired)
: "cr0"
);
if (success)
fence_after(success_order);
else
fence_after(failure_order);
return !!success;
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"add %1,%0,%3\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"sub %1,%0,%3\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"and %1,%0,%3\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"or %1,%0,%3\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"xor %1,%0,%3\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return !!exchange(storage, (storage_type)1, order);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
store(storage, 0, order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
template< >
struct operations< 1u, false > :
public operations< 4u, false >
{
typedef operations< 4u, false > base_type;
typedef base_type::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"add %1,%0,%3\n\t"
"rlwinm %1, %1, 0, 0xff\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"sub %1,%0,%3\n\t"
"rlwinm %1, %1, 0, 0xff\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
};
template< >
struct operations< 1u, true > :
public operations< 4u, true >
{
typedef operations< 4u, true > base_type;
typedef base_type::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"add %1,%0,%3\n\t"
"extsb %1, %1\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"sub %1,%0,%3\n\t"
"extsb %1, %1\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
};
template< >
struct operations< 2u, false > :
public operations< 4u, false >
{
typedef operations< 4u, false > base_type;
typedef base_type::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"add %1,%0,%3\n\t"
"rlwinm %1, %1, 0, 0xffff\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"sub %1,%0,%3\n\t"
"rlwinm %1, %1, 0, 0xffff\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
};
template< >
struct operations< 2u, true > :
public operations< 4u, true >
{
typedef operations< 4u, true > base_type;
typedef base_type::storage_type storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"add %1,%0,%3\n\t"
"extsh %1, %1\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"lwarx %0,%y2\n\t"
"sub %1,%0,%3\n\t"
"extsh %1, %1\n\t"
"stwcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
};
#if defined(__powerpc64__) || defined(__PPC64__)
template< bool Signed >
struct operations< 8u, Signed > :
public gcc_ppc_operations_base
{
typedef typename make_storage_type< 8u, Signed >::type storage_type;
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
__asm__ __volatile__
(
"std %1, %0\n\t"
: "+m" (storage)
: "r" (v)
);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v;
if (order == memory_order_seq_cst)
__asm__ __volatile__ ("sync" ::: "memory");
if ((order & (memory_order_consume | memory_order_acquire)) != 0)
{
__asm__ __volatile__
(
"ld %0, %1\n\t"
"cmpd %0, %0\n\t"
"bne- 1f\n\t"
"1:\n\t"
"isync\n\t"
: "=&b" (v)
: "m" (storage)
: "cr0", "memory"
);
}
else
{
__asm__ __volatile__
(
"ld %0, %1\n\t"
: "=&b" (v)
: "m" (storage)
);
}
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"ldarx %0,%y1\n\t"
"stdcx. %2,%y1\n\t"
"bne- 1b\n\t"
: "=&b" (original), "+Z" (storage)
: "b" (v)
: "cr0"
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
int success;
fence_before(success_order);
__asm__ __volatile__
(
"li %1, 0\n\t"
"ldarx %0,%y2\n\t"
"cmpd %0, %3\n\t"
"bne- 1f\n\t"
"stdcx. %4,%y2\n\t"
"bne- 1f\n\t"
"li %1, 1\n\t"
"1:"
: "=&b" (expected), "=&b" (success), "+Z" (storage)
: "b" (expected), "b" (desired)
: "cr0"
);
if (success)
fence_after(success_order);
else
fence_after(failure_order);
return !!success;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
int success;
fence_before(success_order);
__asm__ __volatile__
(
"li %1, 0\n\t"
"0: ldarx %0,%y2\n\t"
"cmpd %0, %3\n\t"
"bne- 1f\n\t"
"stdcx. %4,%y2\n\t"
"bne- 0b\n\t"
"li %1, 1\n\t"
"1:\n\t"
: "=&b" (expected), "=&b" (success), "+Z" (storage)
: "b" (expected), "b" (desired)
: "cr0"
);
if (success)
fence_after(success_order);
else
fence_after(failure_order);
return !!success;
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"ldarx %0,%y2\n\t"
"add %1,%0,%3\n\t"
"stdcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"ldarx %0,%y2\n\t"
"sub %1,%0,%3\n\t"
"stdcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"ldarx %0,%y2\n\t"
"and %1,%0,%3\n\t"
"stdcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"ldarx %0,%y2\n\t"
"or %1,%0,%3\n\t"
"stdcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type original, tmp;
fence_before(order);
__asm__ __volatile__
(
"1:\n\t"
"ldarx %0,%y2\n\t"
"xor %1,%0,%3\n\t"
"stdcx. %1,%y2\n\t"
"bne- 1b\n\t"
: "=&b" (original), "=&b" (tmp), "+Z" (storage)
: "b" (v)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC
);
fence_after(order);
return original;
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return !!exchange(storage, (storage_type)1, order);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
store(storage, 0, order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
#endif // defined(__powerpc64__) || defined(__PPC64__)
BOOST_FORCEINLINE void thread_fence(memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_consume:
case memory_order_acquire:
case memory_order_release:
case memory_order_acq_rel:
#if defined(__powerpc64__) || defined(__PPC64__)
__asm__ __volatile__ ("lwsync" ::: "memory");
break;
#endif
case memory_order_seq_cst:
__asm__ __volatile__ ("sync" ::: "memory");
break;
default:;
}
}
BOOST_FORCEINLINE void signal_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
#if defined(__ibmxl__) || defined(__IBMCPP__)
__fence();
#else
__asm__ __volatile__ ("" ::: "memory");
#endif
}
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPS_GCC_PPC_HPP_INCLUDED_

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@ -0,0 +1,242 @@
/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2010 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_gcc_sparc.hpp
*
* This header contains implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_GCC_SPARC_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_GCC_SPARC_HPP_INCLUDED_
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#include <boost/atomic/capabilities.hpp>
#include <boost/atomic/detail/ops_cas_based.hpp>
#include <boost/atomic/detail/ops_extending_cas_based.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
struct gcc_sparc_cas_base
{
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void fence_before(memory_order order) BOOST_NOEXCEPT
{
if (order == memory_order_seq_cst)
__asm__ __volatile__ ("membar #Sync" ::: "memory");
else if ((order & memory_order_release) != 0)
__asm__ __volatile__ ("membar #StoreStore | #LoadStore" ::: "memory");
}
static BOOST_FORCEINLINE void fence_after(memory_order order) BOOST_NOEXCEPT
{
if (order == memory_order_seq_cst)
__asm__ __volatile__ ("membar #Sync" ::: "memory");
else if ((order & (memory_order_consume | memory_order_acquire)) != 0)
__asm__ __volatile__ ("membar #StoreStore | #LoadStore" ::: "memory");
}
static BOOST_FORCEINLINE void fence_after_store(memory_order order) BOOST_NOEXCEPT
{
if (order == memory_order_seq_cst)
__asm__ __volatile__ ("membar #Sync" ::: "memory");
}
};
template< bool Signed >
struct gcc_sparc_cas32 :
public gcc_sparc_cas_base
{
typedef typename make_storage_type< 4u, Signed >::type storage_type;
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
storage = v;
fence_after_store(order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = storage;
fence_after(order);
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
fence_before(success_order);
storage_type previous = expected;
__asm__ __volatile__
(
"cas [%1], %2, %0"
: "+r" (desired)
: "r" (&storage), "r" (previous)
: "memory"
);
const bool success = (desired == previous);
if (success)
fence_after(success_order);
else
fence_after(failure_order);
expected = desired;
return success;
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return compare_exchange_strong(storage, expected, desired, success_order, failure_order);
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
__asm__ __volatile__
(
"swap [%1], %0"
: "+r" (v)
: "r" (&storage)
: "memory"
);
fence_after(order);
return v;
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
template< bool Signed >
struct operations< 4u, Signed > :
public cas_based_operations< gcc_sparc_cas32< Signed > >
{
};
template< bool Signed >
struct operations< 1u, Signed > :
public extending_cas_based_operations< operations< 4u, Signed >, 1u, Signed >
{
};
template< bool Signed >
struct operations< 2u, Signed > :
public extending_cas_based_operations< operations< 4u, Signed >, 2u, Signed >
{
};
template< bool Signed >
struct gcc_sparc_cas64 :
public gcc_sparc_cas_base
{
typedef typename make_storage_type< 8u, Signed >::type storage_type;
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before(order);
storage = v;
fence_after_store(order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = storage;
fence_after(order);
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
fence_before(success_order);
storage_type previous = expected;
__asm__ __volatile__
(
"casx [%1], %2, %0"
: "+r" (desired)
: "r" (&storage), "r" (previous)
: "memory"
);
const bool success = (desired == previous);
if (success)
fence_after(success_order);
else
fence_after(failure_order);
expected = desired;
return success;
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return compare_exchange_strong(storage, expected, desired, success_order, failure_order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
template< bool Signed >
struct operations< 8u, Signed > :
public cas_based_operations< cas_based_exchange< gcc_sparc_cas64< Signed > > >
{
};
BOOST_FORCEINLINE void thread_fence(memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_release:
__asm__ __volatile__ ("membar #StoreStore | #LoadStore" ::: "memory");
break;
case memory_order_consume:
case memory_order_acquire:
__asm__ __volatile__ ("membar #LoadLoad | #LoadStore" ::: "memory");
break;
case memory_order_acq_rel:
__asm__ __volatile__ ("membar #LoadLoad | #LoadStore | #StoreStore" ::: "memory");
break;
case memory_order_seq_cst:
__asm__ __volatile__ ("membar #Sync" ::: "memory");
break;
case memory_order_relaxed:
default:
break;
}
}
BOOST_FORCEINLINE void signal_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
__asm__ __volatile__ ("" ::: "memory");
}
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPS_GCC_SPARC_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2011 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_gcc_sync.hpp
*
* This header contains implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_GCC_SYNC_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_GCC_SYNC_HPP_INCLUDED_
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#include <boost/atomic/detail/ops_extending_cas_based.hpp>
#include <boost/atomic/capabilities.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
struct gcc_sync_operations_base
{
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void fence_before_store(memory_order order) BOOST_NOEXCEPT
{
if ((order & memory_order_release) != 0)
__sync_synchronize();
}
static BOOST_FORCEINLINE void fence_after_store(memory_order order) BOOST_NOEXCEPT
{
if (order == memory_order_seq_cst)
__sync_synchronize();
}
static BOOST_FORCEINLINE void fence_after_load(memory_order order) BOOST_NOEXCEPT
{
if ((order & (memory_order_acquire | memory_order_consume)) != 0)
__sync_synchronize();
}
};
template< typename T >
struct gcc_sync_operations :
public gcc_sync_operations_base
{
typedef T storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before_store(order);
storage = v;
fence_after_store(order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = storage;
fence_after_load(order);
return v;
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return __sync_fetch_and_add(&storage, v);
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return __sync_fetch_and_sub(&storage, v);
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
// GCC docs mention that not all architectures may support full exchange semantics for this intrinsic. However, GCC's implementation of
// std::atomic<> uses this intrinsic unconditionally. We do so as well. In case if some architectures actually don't support this, we can always
// add a check here and fall back to a CAS loop.
if ((order & memory_order_release) != 0)
__sync_synchronize();
return __sync_lock_test_and_set(&storage, v);
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
storage_type expected2 = expected;
storage_type old_val = __sync_val_compare_and_swap(&storage, expected2, desired);
if (old_val == expected2)
{
return true;
}
else
{
expected = old_val;
return false;
}
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return compare_exchange_strong(storage, expected, desired, success_order, failure_order);
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return __sync_fetch_and_and(&storage, v);
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return __sync_fetch_and_or(&storage, v);
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return __sync_fetch_and_xor(&storage, v);
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
if ((order & memory_order_release) != 0)
__sync_synchronize();
return !!__sync_lock_test_and_set(&storage, 1);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
__sync_lock_release(&storage);
if (order == memory_order_seq_cst)
__sync_synchronize();
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
#if BOOST_ATOMIC_INT8_LOCK_FREE > 0
template< bool Signed >
struct operations< 1u, Signed > :
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1)
public gcc_sync_operations< typename make_storage_type< 1u, Signed >::type >
#elif defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)
public extending_cas_based_operations< gcc_sync_operations< typename make_storage_type< 2u, Signed >::type >, 1u, Signed >
#elif defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
public extending_cas_based_operations< gcc_sync_operations< typename make_storage_type< 4u, Signed >::type >, 1u, Signed >
#elif defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)
public extending_cas_based_operations< gcc_sync_operations< typename make_storage_type< 8u, Signed >::type >, 1u, Signed >
#else
public extending_cas_based_operations< gcc_sync_operations< typename make_storage_type< 16u, Signed >::type >, 1u, Signed >
#endif
{
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1)
typedef typename make_storage_type< 1u, Signed >::aligned aligned_storage_type;
#elif defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)
typedef typename make_storage_type< 2u, Signed >::aligned aligned_storage_type;
#elif defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
#elif defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
#else
typedef typename make_storage_type< 16u, Signed >::aligned aligned_storage_type;
#endif
};
#endif
#if BOOST_ATOMIC_INT16_LOCK_FREE > 0
template< bool Signed >
struct operations< 2u, Signed > :
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)
public gcc_sync_operations< typename make_storage_type< 2u, Signed >::type >
#elif defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
public extending_cas_based_operations< gcc_sync_operations< typename make_storage_type< 4u, Signed >::type >, 2u, Signed >
#elif defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)
public extending_cas_based_operations< gcc_sync_operations< typename make_storage_type< 8u, Signed >::type >, 2u, Signed >
#else
public extending_cas_based_operations< gcc_sync_operations< typename make_storage_type< 16u, Signed >::type >, 2u, Signed >
#endif
{
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2)
typedef typename make_storage_type< 2u, Signed >::aligned aligned_storage_type;
#elif defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
#elif defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
#else
typedef typename make_storage_type< 16u, Signed >::aligned aligned_storage_type;
#endif
};
#endif
#if BOOST_ATOMIC_INT32_LOCK_FREE > 0
template< bool Signed >
struct operations< 4u, Signed > :
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
public gcc_sync_operations< typename make_storage_type< 4u, Signed >::type >
#elif defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)
public extending_cas_based_operations< gcc_sync_operations< typename make_storage_type< 8u, Signed >::type >, 4u, Signed >
#else
public extending_cas_based_operations< gcc_sync_operations< typename make_storage_type< 16u, Signed >::type >, 4u, Signed >
#endif
{
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4)
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
#elif defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
#else
typedef typename make_storage_type< 16u, Signed >::aligned aligned_storage_type;
#endif
};
#endif
#if BOOST_ATOMIC_INT64_LOCK_FREE > 0
template< bool Signed >
struct operations< 8u, Signed > :
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)
public gcc_sync_operations< typename make_storage_type< 8u, Signed >::type >
#else
public extending_cas_based_operations< gcc_sync_operations< typename make_storage_type< 16u, Signed >::type >, 8u, Signed >
#endif
{
#if defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8)
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
#else
typedef typename make_storage_type< 16u, Signed >::aligned aligned_storage_type;
#endif
};
#endif
#if BOOST_ATOMIC_INT128_LOCK_FREE > 0
template< bool Signed >
struct operations< 16u, Signed > :
public gcc_sync_operations< typename make_storage_type< 16u, Signed >::type >
{
typedef typename make_storage_type< 16u, Signed >::aligned aligned_storage_type;
};
#endif
BOOST_FORCEINLINE void thread_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
__sync_synchronize();
}
BOOST_FORCEINLINE void signal_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
__asm__ __volatile__ ("" ::: "memory");
}
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPS_GCC_SYNC_HPP_INCLUDED_

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@ -0,0 +1,516 @@
/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2012 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_gcc_x86.hpp
*
* This header contains implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_GCC_X86_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_GCC_X86_HPP_INCLUDED_
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#include <boost/atomic/capabilities.hpp>
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B) || defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B)
#include <boost/atomic/detail/ops_gcc_x86_dcas.hpp>
#include <boost/atomic/detail/ops_cas_based.hpp>
#endif
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if defined(__x86_64__)
#define BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER "rdx"
#else
#define BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER "edx"
#endif
namespace boost {
namespace atomics {
namespace detail {
struct gcc_x86_operations_base
{
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void fence_before(memory_order order) BOOST_NOEXCEPT
{
if ((order & memory_order_release) != 0)
__asm__ __volatile__ ("" ::: "memory");
}
static BOOST_FORCEINLINE void fence_after(memory_order order) BOOST_NOEXCEPT
{
if ((order & memory_order_acquire) != 0)
__asm__ __volatile__ ("" ::: "memory");
}
};
template< typename T, typename Derived >
struct gcc_x86_operations :
public gcc_x86_operations_base
{
typedef T storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_seq_cst)
{
fence_before(order);
storage = v;
fence_after(order);
}
else
{
Derived::exchange(storage, v, order);
}
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = storage;
fence_after(order);
return v;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
return Derived::fetch_add(storage, -v, order);
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return Derived::compare_exchange_strong(storage, expected, desired, success_order, failure_order);
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return !!Derived::exchange(storage, (storage_type)1, order);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
store(storage, (storage_type)0, order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
template< bool Signed >
struct operations< 1u, Signed > :
public gcc_x86_operations< typename make_storage_type< 1u, Signed >::type, operations< 1u, Signed > >
{
typedef gcc_x86_operations< typename make_storage_type< 1u, Signed >::type, operations< 1u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 1u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
__asm__ __volatile__
(
"lock; xaddb %0, %1"
: "+q" (v), "+m" (storage)
:
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
__asm__ __volatile__
(
"xchgb %0, %1"
: "+q" (v), "+m" (storage)
:
: "memory"
);
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
storage_type previous = expected;
bool success;
__asm__ __volatile__
(
"lock; cmpxchgb %3, %1\n\t"
"sete %2"
: "+a" (previous), "+m" (storage), "=q" (success)
: "q" (desired)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
expected = previous;
return success;
}
#define BOOST_ATOMIC_DETAIL_CAS_LOOP(op, argument, result)\
__asm__ __volatile__\
(\
"xor %%" BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER ", %%" BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER "\n\t"\
".align 16\n\t"\
"1: movb %[arg], %%dl\n\t"\
op " %%al, %%dl\n\t"\
"lock; cmpxchgb %%dl, %[storage]\n\t"\
"jne 1b"\
: [res] "+a" (result), [storage] "+m" (storage)\
: [arg] "q" (argument)\
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER, "memory"\
)
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type res = storage;
BOOST_ATOMIC_DETAIL_CAS_LOOP("andb", v, res);
return res;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type res = storage;
BOOST_ATOMIC_DETAIL_CAS_LOOP("orb", v, res);
return res;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type res = storage;
BOOST_ATOMIC_DETAIL_CAS_LOOP("xorb", v, res);
return res;
}
#undef BOOST_ATOMIC_DETAIL_CAS_LOOP
};
template< bool Signed >
struct operations< 2u, Signed > :
public gcc_x86_operations< typename make_storage_type< 2u, Signed >::type, operations< 2u, Signed > >
{
typedef gcc_x86_operations< typename make_storage_type< 2u, Signed >::type, operations< 2u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 2u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
__asm__ __volatile__
(
"lock; xaddw %0, %1"
: "+q" (v), "+m" (storage)
:
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
__asm__ __volatile__
(
"xchgw %0, %1"
: "+q" (v), "+m" (storage)
:
: "memory"
);
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
storage_type previous = expected;
bool success;
__asm__ __volatile__
(
"lock; cmpxchgw %3, %1\n\t"
"sete %2"
: "+a" (previous), "+m" (storage), "=q" (success)
: "q" (desired)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
expected = previous;
return success;
}
#define BOOST_ATOMIC_DETAIL_CAS_LOOP(op, argument, result)\
__asm__ __volatile__\
(\
"xor %%" BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER ", %%" BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER "\n\t"\
".align 16\n\t"\
"1: movw %[arg], %%dx\n\t"\
op " %%ax, %%dx\n\t"\
"lock; cmpxchgw %%dx, %[storage]\n\t"\
"jne 1b"\
: [res] "+a" (result), [storage] "+m" (storage)\
: [arg] "q" (argument)\
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER, "memory"\
)
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type res = storage;
BOOST_ATOMIC_DETAIL_CAS_LOOP("andw", v, res);
return res;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type res = storage;
BOOST_ATOMIC_DETAIL_CAS_LOOP("orw", v, res);
return res;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type res = storage;
BOOST_ATOMIC_DETAIL_CAS_LOOP("xorw", v, res);
return res;
}
#undef BOOST_ATOMIC_DETAIL_CAS_LOOP
};
template< bool Signed >
struct operations< 4u, Signed > :
public gcc_x86_operations< typename make_storage_type< 4u, Signed >::type, operations< 4u, Signed > >
{
typedef gcc_x86_operations< typename make_storage_type< 4u, Signed >::type, operations< 4u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
__asm__ __volatile__
(
"lock; xaddl %0, %1"
: "+r" (v), "+m" (storage)
:
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
__asm__ __volatile__
(
"xchgl %0, %1"
: "+r" (v), "+m" (storage)
:
: "memory"
);
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
storage_type previous = expected;
bool success;
__asm__ __volatile__
(
"lock; cmpxchgl %3, %1\n\t"
"sete %2"
: "+a" (previous), "+m" (storage), "=q" (success)
: "r" (desired)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
expected = previous;
return success;
}
#define BOOST_ATOMIC_DETAIL_CAS_LOOP(op, argument, result)\
__asm__ __volatile__\
(\
"xor %%" BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER ", %%" BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER "\n\t"\
".align 16\n\t"\
"1: movl %[arg], %%edx\n\t"\
op " %%eax, %%edx\n\t"\
"lock; cmpxchgl %%edx, %[storage]\n\t"\
"jne 1b"\
: [res] "+a" (result), [storage] "+m" (storage)\
: [arg] "r" (argument)\
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER, "memory"\
)
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type res = storage;
BOOST_ATOMIC_DETAIL_CAS_LOOP("andl", v, res);
return res;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type res = storage;
BOOST_ATOMIC_DETAIL_CAS_LOOP("orl", v, res);
return res;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type res = storage;
BOOST_ATOMIC_DETAIL_CAS_LOOP("xorl", v, res);
return res;
}
#undef BOOST_ATOMIC_DETAIL_CAS_LOOP
};
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B)
template< bool Signed >
struct operations< 8u, Signed > :
public cas_based_operations< gcc_dcas_x86< Signed > >
{
};
#elif defined(__x86_64__)
template< bool Signed >
struct operations< 8u, Signed > :
public gcc_x86_operations< typename make_storage_type< 8u, Signed >::type, operations< 8u, Signed > >
{
typedef gcc_x86_operations< typename make_storage_type< 8u, Signed >::type, operations< 8u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
__asm__ __volatile__
(
"lock; xaddq %0, %1"
: "+r" (v), "+m" (storage)
:
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
__asm__ __volatile__
(
"xchgq %0, %1"
: "+r" (v), "+m" (storage)
:
: "memory"
);
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
storage_type previous = expected;
bool success;
__asm__ __volatile__
(
"lock; cmpxchgq %3, %1\n\t"
"sete %2"
: "+a" (previous), "+m" (storage), "=q" (success)
: "r" (desired)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
expected = previous;
return success;
}
#define BOOST_ATOMIC_DETAIL_CAS_LOOP(op, argument, result)\
__asm__ __volatile__\
(\
"xor %%" BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER ", %%" BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER "\n\t"\
".align 16\n\t"\
"1: movq %[arg], %%rdx\n\t"\
op " %%rax, %%rdx\n\t"\
"lock; cmpxchgq %%rdx, %[storage]\n\t"\
"jne 1b"\
: [res] "+a" (result), [storage] "+m" (storage)\
: [arg] "r" (argument)\
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER, "memory"\
)
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type res = storage;
BOOST_ATOMIC_DETAIL_CAS_LOOP("andq", v, res);
return res;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type res = storage;
BOOST_ATOMIC_DETAIL_CAS_LOOP("orq", v, res);
return res;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type res = storage;
BOOST_ATOMIC_DETAIL_CAS_LOOP("xorq", v, res);
return res;
}
#undef BOOST_ATOMIC_DETAIL_CAS_LOOP
};
#endif
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B)
template< bool Signed >
struct operations< 16u, Signed > :
public cas_based_operations< gcc_dcas_x86_64< Signed > >
{
};
#endif // defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B)
BOOST_FORCEINLINE void thread_fence(memory_order order) BOOST_NOEXCEPT
{
if (order == memory_order_seq_cst)
{
__asm__ __volatile__
(
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_MFENCE)
"mfence\n"
#else
"lock; addl $0, (%%esp)\n"
#endif
::: "memory"
);
}
else if ((order & (memory_order_acquire | memory_order_release)) != 0)
{
__asm__ __volatile__ ("" ::: "memory");
}
}
BOOST_FORCEINLINE void signal_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
__asm__ __volatile__ ("" ::: "memory");
}
} // namespace detail
} // namespace atomics
} // namespace boost
#undef BOOST_ATOMIC_DETAIL_TEMP_CAS_REGISTER
#endif // BOOST_ATOMIC_DETAIL_OPS_GCC_X86_HPP_INCLUDED_

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@ -0,0 +1,625 @@
/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2012 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_gcc_x86_dcas.hpp
*
* This header contains implementation of the double-width CAS primitive for x86.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_GCC_X86_DCAS_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_GCC_X86_DCAS_HPP_INCLUDED_
#include <boost/cstdint.hpp>
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/capabilities.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B)
template< bool Signed >
struct gcc_dcas_x86
{
typedef typename make_storage_type< 8u, Signed >::type storage_type;
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
if ((((uint32_t)&storage) & 0x00000007) == 0)
{
#if defined(__SSE2__)
__asm__ __volatile__
(
#if defined(__AVX__)
"vmovq %1, %%xmm4\n\t"
"vmovq %%xmm4, %0\n\t"
#else
"movq %1, %%xmm4\n\t"
"movq %%xmm4, %0\n\t"
#endif
: "=m" (storage)
: "m" (v)
: "memory", "xmm4"
);
#else
__asm__ __volatile__
(
"fildll %1\n\t"
"fistpll %0\n\t"
: "=m" (storage)
: "m" (v)
: "memory"
);
#endif
}
else
{
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
#if defined(__PIC__)
uint32_t scratch;
__asm__ __volatile__
(
"movl %%ebx, %[scratch]\n\t"
"movl %[value_lo], %%ebx\n\t"
"movl %[dest], %%eax\n\t"
"movl 4+%[dest], %%edx\n\t"
".align 16\n\t"
"1: lock; cmpxchg8b %[dest]\n\t"
"jne 1b\n\t"
"movl %[scratch], %%ebx\n\t"
: [scratch] "=m" (scratch), [dest] "=o" (storage)
: [value_lo] "a" ((uint32_t)v), "c" ((uint32_t)(v >> 32))
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "edx", "memory"
);
#else // defined(__PIC__)
__asm__ __volatile__
(
"movl %[dest], %%eax\n\t"
"movl 4+%[dest], %%edx\n\t"
".align 16\n\t"
"1: lock; cmpxchg8b %[dest]\n\t"
"jne 1b\n\t"
: [dest] "=o" (storage)
: [value_lo] "b" ((uint32_t)v), "c" ((uint32_t)(v >> 32))
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "eax", "edx", "memory"
);
#endif // defined(__PIC__)
#else // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
#if defined(__PIC__)
uint32_t scratch;
__asm__ __volatile__
(
"movl %%ebx, %[scratch]\n\t"
"movl %[value_lo], %%ebx\n\t"
"movl 0(%[dest]), %%eax\n\t"
"movl 4(%[dest]), %%edx\n\t"
".align 16\n\t"
"1: lock; cmpxchg8b 0(%[dest])\n\t"
"jne 1b\n\t"
"movl %[scratch], %%ebx\n\t"
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_CONSTRAINT_ALTERNATIVES)
: [scratch] "=m,m" (scratch)
: [value_lo] "a,a" ((uint32_t)v), "c,c" ((uint32_t)(v >> 32)), [dest] "D,S" (&storage)
#else
: [scratch] "=m" (scratch)
: [value_lo] "a" ((uint32_t)v), "c" ((uint32_t)(v >> 32)), [dest] "D" (&storage)
#endif
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "edx", "memory"
);
#else // defined(__PIC__)
__asm__ __volatile__
(
"movl 0(%[dest]), %%eax\n\t"
"movl 4(%[dest]), %%edx\n\t"
".align 16\n\t"
"1: lock; cmpxchg8b 0(%[dest])\n\t"
"jne 1b\n\t"
:
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_CONSTRAINT_ALTERNATIVES)
: [value_lo] "b,b" ((uint32_t)v), "c,c" ((uint32_t)(v >> 32)), [dest] "D,S" (&storage)
#else
: [value_lo] "b" ((uint32_t)v), "c" ((uint32_t)(v >> 32)), [dest] "D" (&storage)
#endif
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "eax", "edx", "memory"
);
#endif // defined(__PIC__)
#endif // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
}
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order) BOOST_NOEXCEPT
{
storage_type value;
if ((((uint32_t)&storage) & 0x00000007) == 0)
{
#if defined(__SSE2__)
__asm__ __volatile__
(
#if defined(__AVX__)
"vmovq %1, %%xmm4\n\t"
"vmovq %%xmm4, %0\n\t"
#else
"movq %1, %%xmm4\n\t"
"movq %%xmm4, %0\n\t"
#endif
: "=m" (value)
: "m" (storage)
: "memory", "xmm4"
);
#else
__asm__ __volatile__
(
"fildll %1\n\t"
"fistpll %0\n\t"
: "=m" (value)
: "m" (storage)
: "memory"
);
#endif
}
else
{
#if defined(__clang__)
// Clang cannot allocate eax:edx register pairs but it has sync intrinsics
value = __sync_val_compare_and_swap(&storage, (storage_type)0, (storage_type)0);
#else
// We don't care for comparison result here; the previous value will be stored into value anyway.
// Also we don't care for ebx and ecx values, they just have to be equal to eax and edx before cmpxchg8b.
__asm__ __volatile__
(
"movl %%ebx, %%eax\n\t"
"movl %%ecx, %%edx\n\t"
"lock; cmpxchg8b %[storage]\n\t"
: "=&A" (value)
: [storage] "m" (storage)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
#endif
}
return value;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
#if defined(__clang__)
// Clang cannot allocate eax:edx register pairs but it has sync intrinsics
storage_type old_expected = expected;
expected = __sync_val_compare_and_swap(&storage, old_expected, desired);
return expected == old_expected;
#elif defined(__PIC__)
// Make sure ebx is saved and restored properly in case
// of position independent code. To make this work
// setup register constraints such that ebx can not be
// used by accident e.g. as base address for the variable
// to be modified. Accessing "scratch" should always be okay,
// as it can only be placed on the stack (and therefore
// accessed through ebp or esp only).
//
// In theory, could push/pop ebx onto/off the stack, but movs
// to a prepared stack slot turn out to be faster.
uint32_t scratch;
bool success;
__asm__ __volatile__
(
"movl %%ebx, %[scratch]\n\t"
"movl %[desired_lo], %%ebx\n\t"
"lock; cmpxchg8b %[dest]\n\t"
"movl %[scratch], %%ebx\n\t"
"sete %[success]\n\t"
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_CONSTRAINT_ALTERNATIVES)
: "+A,A,A,A,A,A" (expected), [dest] "+m,m,m,m,m,m" (storage), [scratch] "=m,m,m,m,m,m" (scratch), [success] "=q,m,q,m,q,m" (success)
: [desired_lo] "S,S,D,D,m,m" ((uint32_t)desired), "c,c,c,c,c,c" ((uint32_t)(desired >> 32))
#else
: "+A" (expected), [dest] "+m" (storage), [scratch] "=m" (scratch), [success] "=q" (success)
: [desired_lo] "S" ((uint32_t)desired), "c" ((uint32_t)(desired >> 32))
#endif
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
return success;
#else
bool success;
__asm__ __volatile__
(
"lock; cmpxchg8b %[dest]\n\t"
"sete %[success]\n\t"
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_CONSTRAINT_ALTERNATIVES)
: "+A,A" (expected), [dest] "+m,m" (storage), [success] "=q,m" (success)
: "b,b" ((uint32_t)desired), "c,c" ((uint32_t)(desired >> 32))
#else
: "+A" (expected), [dest] "+m" (storage), [success] "=q" (success)
: "b" ((uint32_t)desired), "c" ((uint32_t)(desired >> 32))
#endif
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
return success;
#endif
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return compare_exchange_strong(storage, expected, desired, success_order, failure_order);
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
#if defined(__clang__)
// Clang cannot allocate eax:edx register pairs but it has sync intrinsics
storage_type old_val = storage;
while (true)
{
storage_type val = __sync_val_compare_and_swap(&storage, old_val, v);
if (val == old_val)
return val;
old_val = val;
}
#elif !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
#if defined(__PIC__)
uint32_t scratch;
__asm__ __volatile__
(
"movl %%ebx, %[scratch]\n\t"
"movl %%eax, %%ebx\n\t"
"movl %%edx, %%ecx\n\t"
"movl %[dest], %%eax\n\t"
"movl 4+%[dest], %%edx\n\t"
".align 16\n\t"
"1: lock; cmpxchg8b %[dest]\n\t"
"jne 1b\n\t"
"movl %[scratch], %%ebx\n\t"
: "+A" (v), [scratch] "=m" (scratch), [dest] "+o" (storage)
:
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "ecx", "memory"
);
return v;
#else // defined(__PIC__)
__asm__ __volatile__
(
"movl %[dest], %%eax\n\t"
"movl 4+%[dest], %%edx\n\t"
".align 16\n\t"
"1: lock; cmpxchg8b %[dest]\n\t"
"jne 1b\n\t"
: "=A" (v), [dest] "+o" (storage)
: "b" ((uint32_t)v), "c" ((uint32_t)(v >> 32))
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
return v;
#endif // defined(__PIC__)
#else // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
#if defined(__PIC__)
uint32_t scratch;
__asm__ __volatile__
(
"movl %%ebx, %[scratch]\n\t"
"movl %%eax, %%ebx\n\t"
"movl %%edx, %%ecx\n\t"
"movl 0(%[dest]), %%eax\n\t"
"movl 4(%[dest]), %%edx\n\t"
".align 16\n\t"
"1: lock; cmpxchg8b 0(%[dest])\n\t"
"jne 1b\n\t"
"movl %[scratch], %%ebx\n\t"
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_CONSTRAINT_ALTERNATIVES)
: "+A,A" (v), [scratch] "=m,m" (scratch)
: [dest] "D,S" (&storage)
#else
: "+A" (v), [scratch] "=m" (scratch)
: [dest] "D" (&storage)
#endif
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "ecx", "memory"
);
return v;
#else // defined(__PIC__)
__asm__ __volatile__
(
"movl 0(%[dest]), %%eax\n\t"
"movl 4(%[dest]), %%edx\n\t"
".align 16\n\t"
"1: lock; cmpxchg8b 0(%[dest])\n\t"
"jne 1b\n\t"
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_CONSTRAINT_ALTERNATIVES)
: "=A,A" (v)
: "b,b" ((uint32_t)v), "c,c" ((uint32_t)(v >> 32)), [dest] "D,S" (&storage)
#else
: "=A" (v)
: "b" ((uint32_t)v), "c" ((uint32_t)(v >> 32)), [dest] "D" (&storage)
#endif
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
return v;
#endif // defined(__PIC__)
#endif
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
#endif // defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B)
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B)
template< bool Signed >
struct gcc_dcas_x86_64
{
typedef typename make_storage_type< 16u, Signed >::type storage_type;
typedef typename make_storage_type< 16u, Signed >::aligned aligned_storage_type;
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
uint64_t const* p_value = (uint64_t const*)&v;
const uint64_t v_lo = p_value[0], v_hi = p_value[1];
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
__asm__ __volatile__
(
"movq %[dest], %%rax\n\t"
"movq 8+%[dest], %%rdx\n\t"
".align 16\n\t"
"1: lock; cmpxchg16b %[dest]\n\t"
"jne 1b\n\t"
: [dest] "=o" (storage)
: "b" (v_lo), "c" (v_hi)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "rax", "rdx", "memory"
);
#else // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
__asm__ __volatile__
(
"movq 0(%[dest]), %%rax\n\t"
"movq 8(%[dest]), %%rdx\n\t"
".align 16\n\t"
"1: lock; cmpxchg16b 0(%[dest])\n\t"
"jne 1b\n\t"
:
: "b" (v_lo), "c" (v_hi), [dest] "r" (&storage)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "rax", "rdx", "memory"
);
#endif // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order) BOOST_NOEXCEPT
{
#if defined(__clang__)
// Clang cannot allocate rax:rdx register pairs but it has sync intrinsics
storage_type value = storage_type();
return __sync_val_compare_and_swap(&storage, value, value);
#elif defined(BOOST_ATOMIC_DETAIL_NO_ASM_RAX_RDX_PAIRS)
// GCC 4.4 can't allocate rax:rdx register pair either but it also doesn't support 128-bit __sync_val_compare_and_swap
storage_type value;
// We don't care for comparison result here; the previous value will be stored into value anyway.
// Also we don't care for rbx and rcx values, they just have to be equal to rax and rdx before cmpxchg16b.
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
__asm__ __volatile__
(
"movq %%rbx, %%rax\n\t"
"movq %%rcx, %%rdx\n\t"
"lock; cmpxchg16b %[storage]\n\t"
"movq %%rax, %[value]\n\t"
"movq %%rdx, 8+%[value]\n\t"
: [value] "=o" (value)
: [storage] "m" (storage)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory", "rax", "rdx"
);
#else // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
__asm__ __volatile__
(
"movq %%rbx, %%rax\n\t"
"movq %%rcx, %%rdx\n\t"
"lock; cmpxchg16b %[storage]\n\t"
"movq %%rax, 0(%[value])\n\t"
"movq %%rdx, 8(%[value])\n\t"
:
: [storage] "m" (storage), [value] "r" (&value)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory", "rax", "rdx"
);
#endif // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
return value;
#else // defined(BOOST_ATOMIC_DETAIL_NO_ASM_RAX_RDX_PAIRS)
storage_type value;
// We don't care for comparison result here; the previous value will be stored into value anyway.
// Also we don't care for rbx and rcx values, they just have to be equal to rax and rdx before cmpxchg16b.
__asm__ __volatile__
(
"movq %%rbx, %%rax\n\t"
"movq %%rcx, %%rdx\n\t"
"lock; cmpxchg16b %[storage]\n\t"
: "=&A" (value)
: [storage] "m" (storage)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
return value;
#endif
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
#if defined(__clang__)
// Clang cannot allocate rax:rdx register pairs but it has sync intrinsics
storage_type old_expected = expected;
expected = __sync_val_compare_and_swap(&storage, old_expected, desired);
return expected == old_expected;
#elif defined(BOOST_ATOMIC_DETAIL_NO_ASM_RAX_RDX_PAIRS)
// GCC 4.4 can't allocate rax:rdx register pair either but it also doesn't support 128-bit __sync_val_compare_and_swap
uint64_t const* p_desired = (uint64_t const*)&desired;
const uint64_t desired_lo = p_desired[0], desired_hi = p_desired[1];
bool success;
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
__asm__ __volatile__
(
"movq %[expected], %%rax\n\t"
"movq 8+%[expected], %%rdx\n\t"
"lock; cmpxchg16b %[dest]\n\t"
"sete %[success]\n\t"
"movq %%rax, %[expected]\n\t"
"movq %%rdx, 8+%[expected]\n\t"
: [dest] "+m" (storage), [expected] "+o" (expected), [success] "=q" (success)
: "b" (desired_lo), "c" (desired_hi)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory", "rax", "rdx"
);
#else // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
__asm__ __volatile__
(
"movq 0(%[expected]), %%rax\n\t"
"movq 8(%[expected]), %%rdx\n\t"
"lock; cmpxchg16b %[dest]\n\t"
"sete %[success]\n\t"
"movq %%rax, 0(%[expected])\n\t"
"movq %%rdx, 8(%[expected])\n\t"
: [dest] "+m" (storage), [success] "=q" (success)
: "b" (desired_lo), "c" (desired_hi), [expected] "r" (&expected)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory", "rax", "rdx"
);
#endif // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
return success;
#else // defined(BOOST_ATOMIC_DETAIL_NO_ASM_RAX_RDX_PAIRS)
uint64_t const* p_desired = (uint64_t const*)&desired;
const uint64_t desired_lo = p_desired[0], desired_hi = p_desired[1];
bool success;
__asm__ __volatile__
(
"lock; cmpxchg16b %[dest]\n\t"
"sete %[success]\n\t"
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_CONSTRAINT_ALTERNATIVES)
: "+A,A" (expected), [dest] "+m,m" (storage), [success] "=q,m" (success)
: "b,b" (desired_lo), "c,c" (desired_hi)
#else
: "+A" (expected), [dest] "+m" (storage), [success] "=q" (success)
: "b" (desired_lo), "c" (desired_hi)
#endif
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
return success;
#endif
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return compare_exchange_strong(storage, expected, desired, success_order, failure_order);
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
#if defined(__clang__)
// Clang cannot allocate eax:edx register pairs but it has sync intrinsics
storage_type old_val = storage;
while (true)
{
storage_type val = __sync_val_compare_and_swap(&storage, old_val, v);
if (val == old_val)
return val;
old_val = val;
}
#elif defined(BOOST_ATOMIC_DETAIL_NO_ASM_RAX_RDX_PAIRS)
// GCC 4.4 can't allocate rax:rdx register pair either but it also doesn't support 128-bit __sync_val_compare_and_swap
storage_type old_value;
uint64_t const* p_value = (uint64_t const*)&v;
const uint64_t v_lo = p_value[0], v_hi = p_value[1];
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
__asm__ __volatile__
(
"movq %[dest], %%rax\n\t"
"movq 8+%[dest], %%rdx\n\t"
".align 16\n\t"
"1: lock; cmpxchg16b %[dest]\n\t"
"jne 1b\n\t"
"movq %%rax, %[old_value]\n\t"
"movq %%rdx, 8+%[old_value]\n\t"
: [dest] "+o" (storage), [old_value] "=o" (old_value)
: "b" (v_lo), "c" (v_hi)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory", "rax", "rdx"
);
#else // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
__asm__ __volatile__
(
"movq 0(%[dest]), %%rax\n\t"
"movq 8(%[dest]), %%rdx\n\t"
".align 16\n\t"
"1: lock; cmpxchg16b 0(%[dest])\n\t"
"jne 1b\n\t"
"movq %%rax, 0(%[old_value])\n\t"
"movq %%rdx, 8(%[old_value])\n\t"
:
: "b" (v_lo), "c" (v_hi), [dest] "r" (&storage), [old_value] "r" (&old_value)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory", "rax", "rdx"
);
#endif // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
return old_value;
#else // defined(BOOST_ATOMIC_DETAIL_NO_ASM_RAX_RDX_PAIRS)
uint64_t const* p_value = (uint64_t const*)&v;
const uint64_t v_lo = p_value[0], v_hi = p_value[1];
#if !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
__asm__ __volatile__
(
"movq %[dest], %%rax\n\t"
"movq 8+%[dest], %%rdx\n\t"
".align 16\n\t"
"1: lock; cmpxchg16b %[dest]\n\t"
"jne 1b\n\t"
: "=&A" (v), [dest] "+o" (storage)
: "b" (v_lo), "c" (v_hi)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
#else // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
__asm__ __volatile__
(
"movq 0(%[dest]), %%rax\n\t"
"movq 8(%[dest]), %%rdx\n\t"
".align 16\n\t"
"1: lock; cmpxchg16b 0(%[dest])\n\t"
"jne 1b\n\t"
: "=&A" (v)
: "b" (v_lo), "c" (v_hi), [dest] "r" (&storage)
: BOOST_ATOMIC_DETAIL_ASM_CLOBBER_CC_COMMA "memory"
);
#endif // !defined(BOOST_ATOMIC_DETAIL_NO_ASM_IMPLIED_ZERO_DISPLACEMENTS)
return v;
#endif
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
#endif // defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B)
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPS_GCC_X86_DCAS_HPP_INCLUDED_

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@ -0,0 +1,180 @@
/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009, 2011 Helge Bahmann
* Copyright (c) 2009 Phil Endecott
* Copyright (c) 2013 Tim Blechmann
* Linux-specific code by Phil Endecott
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_linux_arm.hpp
*
* This header contains implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_LINUX_ARM_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_LINUX_ARM_HPP_INCLUDED_
#include <boost/memory_order.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#include <boost/atomic/capabilities.hpp>
#include <boost/atomic/detail/ops_cas_based.hpp>
#include <boost/atomic/detail/ops_extending_cas_based.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
// Different ARM processors have different atomic instructions. In particular,
// architecture versions before v6 (which are still in widespread use, e.g. the
// Intel/Marvell XScale chips like the one in the NSLU2) have only atomic swap.
// On Linux the kernel provides some support that lets us abstract away from
// these differences: it provides emulated CAS and barrier functions at special
// addresses that are guaranteed not to be interrupted by the kernel. Using
// this facility is slightly slower than inline assembler would be, but much
// faster than a system call.
//
// While this emulated CAS is "strong" in the sense that it does not fail
// "spuriously" (i.e.: it never fails to perform the exchange when the value
// found equals the value expected), it does not return the found value on
// failure. To satisfy the atomic API, compare_exchange_{weak|strong} must
// return the found value on failure, and we have to manually load this value
// after the emulated CAS reports failure. This in turn introduces a race
// between the CAS failing (due to the "wrong" value being found) and subsequently
// loading (which might turn up the "right" value). From an application's
// point of view this looks like "spurious failure", and therefore the
// emulated CAS is only good enough to provide compare_exchange_weak
// semantics.
struct linux_arm_cas_base
{
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void fence_before_store(memory_order order) BOOST_NOEXCEPT
{
if ((order & memory_order_release) != 0)
hardware_full_fence();
}
static BOOST_FORCEINLINE void fence_after_store(memory_order order) BOOST_NOEXCEPT
{
if (order == memory_order_seq_cst)
hardware_full_fence();
}
static BOOST_FORCEINLINE void fence_after_load(memory_order order) BOOST_NOEXCEPT
{
if ((order & (memory_order_consume | memory_order_acquire)) != 0)
hardware_full_fence();
}
static BOOST_FORCEINLINE void hardware_full_fence() BOOST_NOEXCEPT
{
typedef void (*kernel_dmb_t)(void);
((kernel_dmb_t)0xffff0fa0)();
}
};
template< bool Signed >
struct linux_arm_cas :
public linux_arm_cas_base
{
typedef typename make_storage_type< 4u, Signed >::type storage_type;
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
fence_before_store(order);
storage = v;
fence_after_store(order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = storage;
fence_after_load(order);
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
while (true)
{
storage_type tmp = expected;
if (compare_exchange_weak(storage, tmp, desired, success_order, failure_order))
return true;
if (tmp != expected)
{
expected = tmp;
return false;
}
}
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
typedef storage_type (*kernel_cmpxchg32_t)(storage_type oldval, storage_type newval, volatile storage_type* ptr);
if (((kernel_cmpxchg32_t)0xffff0fc0)(expected, desired, &storage) == 0)
{
return true;
}
else
{
expected = storage;
return false;
}
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
template< bool Signed >
struct operations< 1u, Signed > :
public extending_cas_based_operations< cas_based_operations< cas_based_exchange< linux_arm_cas< Signed > > >, 1u, Signed >
{
};
template< bool Signed >
struct operations< 2u, Signed > :
public extending_cas_based_operations< cas_based_operations< cas_based_exchange< linux_arm_cas< Signed > > >, 2u, Signed >
{
};
template< bool Signed >
struct operations< 4u, Signed > :
public cas_based_operations< cas_based_exchange< linux_arm_cas< Signed > > >
{
};
BOOST_FORCEINLINE void thread_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
linux_arm_cas_base::hardware_full_fence();
}
BOOST_FORCEINLINE void signal_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
__asm__ __volatile__ ("" ::: "memory");
}
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPS_LINUX_ARM_HPP_INCLUDED_

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@ -0,0 +1,826 @@
/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2012 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_msvc_arm.hpp
*
* This header contains implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_MSVC_ARM_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_MSVC_ARM_HPP_INCLUDED_
#include <intrin.h>
#include <boost/memory_order.hpp>
#include <boost/type_traits/make_signed.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/interlocked.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#include <boost/atomic/capabilities.hpp>
#include <boost/atomic/detail/ops_msvc_common.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#define BOOST_ATOMIC_DETAIL_ARM_LOAD8(p) __iso_volatile_load8((const volatile __int8*)(p))
#define BOOST_ATOMIC_DETAIL_ARM_LOAD16(p) __iso_volatile_load16((const volatile __int16*)(p))
#define BOOST_ATOMIC_DETAIL_ARM_LOAD32(p) __iso_volatile_load32((const volatile __int32*)(p))
#define BOOST_ATOMIC_DETAIL_ARM_LOAD64(p) __iso_volatile_load64((const volatile __int64*)(p))
#define BOOST_ATOMIC_DETAIL_ARM_STORE8(p, v) __iso_volatile_store8((volatile __int8*)(p), (__int8)(v))
#define BOOST_ATOMIC_DETAIL_ARM_STORE16(p, v) __iso_volatile_store16((volatile __int16*)(p), (__int16)(v))
#define BOOST_ATOMIC_DETAIL_ARM_STORE32(p, v) __iso_volatile_store32((volatile __int32*)(p), (__int32)(v))
#define BOOST_ATOMIC_DETAIL_ARM_STORE64(p, v) __iso_volatile_store64((volatile __int64*)(p), (__int64)(v))
namespace boost {
namespace atomics {
namespace detail {
// A note about memory_order_consume. Technically, this architecture allows to avoid
// unnecessary memory barrier after consume load since it supports data dependency ordering.
// However, some compiler optimizations may break a seemingly valid code relying on data
// dependency tracking by injecting bogus branches to aid out of order execution.
// This may happen not only in Boost.Atomic code but also in user's code, which we have no
// control of. See this thread: http://lists.boost.org/Archives/boost/2014/06/213890.php.
// For this reason we promote memory_order_consume to memory_order_acquire.
struct msvc_arm_operations_base
{
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void hardware_full_fence() BOOST_NOEXCEPT
{
__dmb(0xB); // _ARM_BARRIER_ISH, see armintr.h from MSVC 11 and later
}
static BOOST_FORCEINLINE void fence_before_store(memory_order order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
if ((order & memory_order_release) != 0)
hardware_full_fence();
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
static BOOST_FORCEINLINE void fence_after_store(memory_order order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
if (order == memory_order_seq_cst)
hardware_full_fence();
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
static BOOST_FORCEINLINE void fence_after_load(memory_order order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
if ((order & (memory_order_consume | memory_order_acquire)) != 0)
hardware_full_fence();
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
static BOOST_FORCEINLINE BOOST_CONSTEXPR memory_order cas_common_order(memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
// Combine order flags together and promote memory_order_consume to memory_order_acquire
return static_cast< memory_order >(((failure_order | success_order) & ~memory_order_consume) | (((failure_order | success_order) & memory_order_consume) << 1u));
}
};
template< typename T, typename Derived >
struct msvc_arm_operations :
public msvc_arm_operations_base
{
typedef T storage_type;
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
typedef typename make_signed< storage_type >::type signed_storage_type;
return Derived::fetch_add(storage, static_cast< storage_type >(-static_cast< signed_storage_type >(v)), order);
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return Derived::compare_exchange_strong(storage, expected, desired, success_order, failure_order);
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return !!Derived::exchange(storage, (storage_type)1, order);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
Derived::store(storage, (storage_type)0, order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
template< bool Signed >
struct operations< 1u, Signed > :
public msvc_arm_operations< typename make_storage_type< 1u, Signed >::type, operations< 1u, Signed > >
{
typedef msvc_arm_operations< typename make_storage_type< 1u, Signed >::type, operations< 1u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 1u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before_store(order);
BOOST_ATOMIC_DETAIL_ARM_STORE8(&storage, v);
base_type::fence_after_store(order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = BOOST_ATOMIC_DETAIL_ARM_LOAD8(&storage);
base_type::fence_after_load(order);
return v;
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD8_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD8_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD8_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD8(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE8_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE8_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE8_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE8(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
storage_type previous = expected, old_val;
switch (cas_common_order(success_order, failure_order))
{
case memory_order_relaxed:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE8_RELAXED(&storage, desired, previous));
break;
case memory_order_consume:
case memory_order_acquire:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE8_ACQUIRE(&storage, desired, previous));
break;
case memory_order_release:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE8_RELEASE(&storage, desired, previous));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE8(&storage, desired, previous));
break;
}
expected = old_val;
return (previous == old_val);
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND8_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND8_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND8_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND8(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR8_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR8_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR8_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR8(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR8_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR8_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR8_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR8(&storage, v));
break;
}
return v;
}
};
template< bool Signed >
struct operations< 2u, Signed > :
public msvc_arm_operations< typename make_storage_type< 2u, Signed >::type, operations< 2u, Signed > >
{
typedef msvc_arm_operations< typename make_storage_type< 2u, Signed >::type, operations< 2u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 2u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before_store(order);
BOOST_ATOMIC_DETAIL_ARM_STORE16(&storage, v);
base_type::fence_after_store(order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = BOOST_ATOMIC_DETAIL_ARM_LOAD16(&storage);
base_type::fence_after_load(order);
return v;
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD16_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD16_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD16_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD16(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE16_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE16_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE16_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE16(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
storage_type previous = expected, old_val;
switch (cas_common_order(success_order, failure_order))
{
case memory_order_relaxed:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE16_RELAXED(&storage, desired, previous));
break;
case memory_order_consume:
case memory_order_acquire:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE16_ACQUIRE(&storage, desired, previous));
break;
case memory_order_release:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE16_RELEASE(&storage, desired, previous));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE16(&storage, desired, previous));
break;
}
expected = old_val;
return (previous == old_val);
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND16_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND16_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND16_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND16(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR16_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR16_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR16_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR16(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR16_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR16_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR16_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR16(&storage, v));
break;
}
return v;
}
};
template< bool Signed >
struct operations< 4u, Signed > :
public msvc_arm_operations< typename make_storage_type< 4u, Signed >::type, operations< 4u, Signed > >
{
typedef msvc_arm_operations< typename make_storage_type< 4u, Signed >::type, operations< 4u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before_store(order);
BOOST_ATOMIC_DETAIL_ARM_STORE32(&storage, v);
base_type::fence_after_store(order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = BOOST_ATOMIC_DETAIL_ARM_LOAD32(&storage);
base_type::fence_after_load(order);
return v;
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
storage_type previous = expected, old_val;
switch (cas_common_order(success_order, failure_order))
{
case memory_order_relaxed:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_RELAXED(&storage, desired, previous));
break;
case memory_order_consume:
case memory_order_acquire:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_ACQUIRE(&storage, desired, previous));
break;
case memory_order_release:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE_RELEASE(&storage, desired, previous));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE(&storage, desired, previous));
break;
}
expected = old_val;
return (previous == old_val);
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR(&storage, v));
break;
}
return v;
}
};
template< bool Signed >
struct operations< 8u, Signed > :
public msvc_arm_operations< typename make_storage_type< 8u, Signed >::type, operations< 8u, Signed > >
{
typedef msvc_arm_operations< typename make_storage_type< 8u, Signed >::type, operations< 8u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before_store(order);
BOOST_ATOMIC_DETAIL_ARM_STORE64(&storage, v);
base_type::fence_after_store(order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = BOOST_ATOMIC_DETAIL_ARM_LOAD64(&storage);
base_type::fence_after_load(order);
return v;
}
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE64_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE64_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE64_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE64(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
storage_type previous = expected, old_val;
switch (cas_common_order(success_order, failure_order))
{
case memory_order_relaxed:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64_RELAXED(&storage, desired, previous));
break;
case memory_order_consume:
case memory_order_acquire:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64_ACQUIRE(&storage, desired, previous));
break;
case memory_order_release:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64_RELEASE(&storage, desired, previous));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64(&storage, desired, previous));
break;
}
expected = old_val;
return (previous == old_val);
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND64_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND64_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND64_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND64(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR64_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR64_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR64_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR64(&storage, v));
break;
}
return v;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
switch (order)
{
case memory_order_relaxed:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR64_RELAXED(&storage, v));
break;
case memory_order_consume:
case memory_order_acquire:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR64_ACQUIRE(&storage, v));
break;
case memory_order_release:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR64_RELEASE(&storage, v));
break;
case memory_order_acq_rel:
case memory_order_seq_cst:
default:
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR64(&storage, v));
break;
}
return v;
}
};
BOOST_FORCEINLINE void thread_fence(memory_order order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
if (order != memory_order_relaxed)
msvc_arm_operations_base::hardware_full_fence();
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
BOOST_FORCEINLINE void signal_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
} // namespace detail
} // namespace atomics
} // namespace boost
#undef BOOST_ATOMIC_DETAIL_ARM_LOAD8
#undef BOOST_ATOMIC_DETAIL_ARM_LOAD16
#undef BOOST_ATOMIC_DETAIL_ARM_LOAD32
#undef BOOST_ATOMIC_DETAIL_ARM_LOAD64
#undef BOOST_ATOMIC_DETAIL_ARM_STORE8
#undef BOOST_ATOMIC_DETAIL_ARM_STORE16
#undef BOOST_ATOMIC_DETAIL_ARM_STORE32
#undef BOOST_ATOMIC_DETAIL_ARM_STORE64
#endif // BOOST_ATOMIC_DETAIL_OPS_MSVC_ARM_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2012 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_msvc_common.hpp
*
* This header contains common tools for MSVC implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_MSVC_COMMON_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_MSVC_COMMON_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
// Define compiler barriers
#if defined(__INTEL_COMPILER)
#define BOOST_ATOMIC_DETAIL_COMPILER_BARRIER() __memory_barrier()
#elif defined(_MSC_VER) && !defined(_WIN32_WCE)
extern "C" void _ReadWriteBarrier(void);
#pragma intrinsic(_ReadWriteBarrier)
#define BOOST_ATOMIC_DETAIL_COMPILER_BARRIER() _ReadWriteBarrier()
#endif
#ifndef BOOST_ATOMIC_DETAIL_COMPILER_BARRIER
#define BOOST_ATOMIC_DETAIL_COMPILER_BARRIER()
#endif
#endif // BOOST_ATOMIC_DETAIL_OPS_MSVC_COMMON_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2012 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_msvc_x86.hpp
*
* This header contains implementation of the \c operations template.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_MSVC_X86_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_MSVC_X86_HPP_INCLUDED_
#include <boost/memory_order.hpp>
#include <boost/type_traits/make_signed.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/interlocked.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#include <boost/atomic/capabilities.hpp>
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B) || defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B)
#include <boost/cstdint.hpp>
#include <boost/atomic/detail/ops_cas_based.hpp>
#endif
#include <boost/atomic/detail/ops_msvc_common.hpp>
#if !defined(_M_IX86) && !(defined(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE8) && defined(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE16))
#include <boost/atomic/detail/ops_extending_cas_based.hpp>
#endif
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if defined(BOOST_MSVC)
#pragma warning(push)
// frame pointer register 'ebx' modified by inline assembly code. See the note below.
#pragma warning(disable: 4731)
#endif
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_MFENCE)
extern "C" void _mm_mfence(void);
#if defined(BOOST_MSVC)
#pragma intrinsic(_mm_mfence)
#endif
#endif
namespace boost {
namespace atomics {
namespace detail {
/*
* Implementation note for asm blocks.
*
* http://msdn.microsoft.com/en-us/data/k1a8ss06%28v=vs.105%29
*
* Some SSE types require eight-byte stack alignment, forcing the compiler to emit dynamic stack-alignment code.
* To be able to access both the local variables and the function parameters after the alignment, the compiler
* maintains two frame pointers. If the compiler performs frame pointer omission (FPO), it will use EBP and ESP.
* If the compiler does not perform FPO, it will use EBX and EBP. To ensure code runs correctly, do not modify EBX
* in asm code if the function requires dynamic stack alignment as it could modify the frame pointer.
* Either move the eight-byte aligned types out of the function, or avoid using EBX.
*
* Since we have no way of knowing that the compiler uses FPO, we have to always save and restore ebx
* whenever we have to clobber it. Additionally, we disable warning C4731 above so that the compiler
* doesn't spam about ebx use.
*/
struct msvc_x86_operations_base
{
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void hardware_full_fence() BOOST_NOEXCEPT
{
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_MFENCE)
_mm_mfence();
#else
long tmp;
BOOST_ATOMIC_INTERLOCKED_EXCHANGE(&tmp, 0);
#endif
}
static BOOST_FORCEINLINE void fence_before(memory_order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
static BOOST_FORCEINLINE void fence_after(memory_order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
static BOOST_FORCEINLINE void fence_after_load(memory_order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
// On x86 and x86_64 there is no need for a hardware barrier,
// even if seq_cst memory order is requested, because all
// seq_cst writes are implemented with lock-prefixed operations
// or xchg which has implied lock prefix. Therefore normal loads
// are already ordered with seq_cst stores on these architectures.
}
};
template< typename T, typename Derived >
struct msvc_x86_operations :
public msvc_x86_operations_base
{
typedef T storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_seq_cst)
{
fence_before(order);
storage = v;
fence_after(order);
}
else
{
Derived::exchange(storage, v, order);
}
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
storage_type v = storage;
fence_after_load(order);
return v;
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
typedef typename make_signed< storage_type >::type signed_storage_type;
return Derived::fetch_add(storage, static_cast< storage_type >(-static_cast< signed_storage_type >(v)), order);
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return Derived::compare_exchange_strong(storage, expected, desired, success_order, failure_order);
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return !!Derived::exchange(storage, (storage_type)1, order);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
store(storage, (storage_type)0, order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
template< bool Signed >
struct operations< 4u, Signed > :
public msvc_x86_operations< typename make_storage_type< 4u, Signed >::type, operations< 4u, Signed > >
{
typedef msvc_x86_operations< typename make_storage_type< 4u, Signed >::type, operations< 4u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD(&storage, v));
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE(&storage, v));
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
storage_type previous = expected;
storage_type old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE(&storage, desired, previous));
expected = old_val;
return (previous == old_val);
}
#if defined(BOOST_ATOMIC_INTERLOCKED_AND)
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND(&storage, v));
}
#else
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type res = storage;
while (!compare_exchange_strong(storage, res, res & v, order, memory_order_relaxed)) {}
return res;
}
#endif
#if defined(BOOST_ATOMIC_INTERLOCKED_OR)
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR(&storage, v));
}
#else
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type res = storage;
while (!compare_exchange_strong(storage, res, res | v, order, memory_order_relaxed)) {}
return res;
}
#endif
#if defined(BOOST_ATOMIC_INTERLOCKED_XOR)
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR(&storage, v));
}
#else
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
storage_type res = storage;
while (!compare_exchange_strong(storage, res, res ^ v, order, memory_order_relaxed)) {}
return res;
}
#endif
};
#if defined(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE8)
template< bool Signed >
struct operations< 1u, Signed > :
public msvc_x86_operations< typename make_storage_type< 1u, Signed >::type, operations< 1u, Signed > >
{
typedef msvc_x86_operations< typename make_storage_type< 1u, Signed >::type, operations< 1u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 1u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD8(&storage, v));
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE8(&storage, v));
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
storage_type previous = expected;
storage_type old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE8(&storage, desired, previous));
expected = old_val;
return (previous == old_val);
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND8(&storage, v));
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR8(&storage, v));
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR8(&storage, v));
}
};
#elif defined(_M_IX86)
template< bool Signed >
struct operations< 1u, Signed > :
public msvc_x86_operations< typename make_storage_type< 1u, Signed >::type, operations< 1u, Signed > >
{
typedef msvc_x86_operations< typename make_storage_type< 1u, Signed >::type, operations< 1u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 1u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before(order);
__asm
{
mov edx, storage
movzx eax, v
lock xadd byte ptr [edx], al
mov v, al
};
base_type::fence_after(order);
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before(order);
__asm
{
mov edx, storage
movzx eax, v
xchg byte ptr [edx], al
mov v, al
};
base_type::fence_after(order);
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order) BOOST_NOEXCEPT
{
base_type::fence_before(success_order);
bool success;
__asm
{
mov esi, expected
mov edi, storage
movzx eax, byte ptr [esi]
movzx edx, desired
lock cmpxchg byte ptr [edi], dl
mov byte ptr [esi], al
sete success
};
// The success and failure fences are equivalent anyway
base_type::fence_after(success_order);
return success;
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before(order);
int backup;
__asm
{
mov backup, ebx
xor edx, edx
mov edi, storage
movzx ebx, v
movzx eax, byte ptr [edi]
align 16
again:
mov dl, al
and dl, bl
lock cmpxchg byte ptr [edi], dl
jne again
mov v, al
mov ebx, backup
};
base_type::fence_after(order);
return v;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before(order);
int backup;
__asm
{
mov backup, ebx
xor edx, edx
mov edi, storage
movzx ebx, v
movzx eax, byte ptr [edi]
align 16
again:
mov dl, al
or dl, bl
lock cmpxchg byte ptr [edi], dl
jne again
mov v, al
mov ebx, backup
};
base_type::fence_after(order);
return v;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before(order);
int backup;
__asm
{
mov backup, ebx
xor edx, edx
mov edi, storage
movzx ebx, v
movzx eax, byte ptr [edi]
align 16
again:
mov dl, al
xor dl, bl
lock cmpxchg byte ptr [edi], dl
jne again
mov v, al
mov ebx, backup
};
base_type::fence_after(order);
return v;
}
};
#else
template< bool Signed >
struct operations< 1u, Signed > :
public extending_cas_based_operations< operations< 4u, Signed >, 1u, Signed >
{
};
#endif
#if defined(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE16)
template< bool Signed >
struct operations< 2u, Signed > :
public msvc_x86_operations< typename make_storage_type< 2u, Signed >::type, operations< 2u, Signed > >
{
typedef msvc_x86_operations< typename make_storage_type< 2u, Signed >::type, operations< 2u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 2u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD16(&storage, v));
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE16(&storage, v));
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
storage_type previous = expected;
storage_type old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE16(&storage, desired, previous));
expected = old_val;
return (previous == old_val);
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND16(&storage, v));
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR16(&storage, v));
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR16(&storage, v));
}
};
#elif defined(_M_IX86)
template< bool Signed >
struct operations< 2u, Signed > :
public msvc_x86_operations< typename make_storage_type< 2u, Signed >::type, operations< 2u, Signed > >
{
typedef msvc_x86_operations< typename make_storage_type< 2u, Signed >::type, operations< 2u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 2u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before(order);
__asm
{
mov edx, storage
movzx eax, v
lock xadd word ptr [edx], ax
mov v, ax
};
base_type::fence_after(order);
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before(order);
__asm
{
mov edx, storage
movzx eax, v
xchg word ptr [edx], ax
mov v, ax
};
base_type::fence_after(order);
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order) BOOST_NOEXCEPT
{
base_type::fence_before(success_order);
bool success;
__asm
{
mov esi, expected
mov edi, storage
movzx eax, word ptr [esi]
movzx edx, desired
lock cmpxchg word ptr [edi], dx
mov word ptr [esi], ax
sete success
};
// The success and failure fences are equivalent anyway
base_type::fence_after(success_order);
return success;
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before(order);
int backup;
__asm
{
mov backup, ebx
xor edx, edx
mov edi, storage
movzx ebx, v
movzx eax, word ptr [edi]
align 16
again:
mov dx, ax
and dx, bx
lock cmpxchg word ptr [edi], dx
jne again
mov v, ax
mov ebx, backup
};
base_type::fence_after(order);
return v;
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before(order);
int backup;
__asm
{
mov backup, ebx
xor edx, edx
mov edi, storage
movzx ebx, v
movzx eax, word ptr [edi]
align 16
again:
mov dx, ax
or dx, bx
lock cmpxchg word ptr [edi], dx
jne again
mov v, ax
mov ebx, backup
};
base_type::fence_after(order);
return v;
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before(order);
int backup;
__asm
{
mov backup, ebx
xor edx, edx
mov edi, storage
movzx ebx, v
movzx eax, word ptr [edi]
align 16
again:
mov dx, ax
xor dx, bx
lock cmpxchg word ptr [edi], dx
jne again
mov v, ax
mov ebx, backup
};
base_type::fence_after(order);
return v;
}
};
#else
template< bool Signed >
struct operations< 2u, Signed > :
public extending_cas_based_operations< operations< 4u, Signed >, 2u, Signed >
{
};
#endif
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG8B)
template< bool Signed >
struct msvc_dcas_x86
{
typedef typename make_storage_type< 8u, Signed >::type storage_type;
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
// Intel 64 and IA-32 Architectures Software Developer's Manual, Volume 3A, 8.1.1. Guaranteed Atomic Operations:
//
// The Pentium processor (and newer processors since) guarantees that the following additional memory operations will always be carried out atomically:
// * Reading or writing a quadword aligned on a 64-bit boundary
//
// Luckily, the memory is almost always 8-byte aligned in our case because atomic<> uses 64 bit native types for storage and dynamic memory allocations
// have at least 8 byte alignment. The only unfortunate case is when atomic is placed on the stack and it is not 8-byte aligned (like on 32 bit Windows).
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
storage_type volatile* p = &storage;
if (((uint32_t)p & 0x00000007) == 0)
{
#if defined(_M_IX86_FP) && _M_IX86_FP >= 2
#if defined(__AVX__)
__asm
{
mov edx, p
vmovq xmm4, v
vmovq qword ptr [edx], xmm4
};
#else
__asm
{
mov edx, p
movq xmm4, v
movq qword ptr [edx], xmm4
};
#endif
#else
__asm
{
mov edx, p
fild v
fistp qword ptr [edx]
};
#endif
}
else
{
int backup;
__asm
{
mov backup, ebx
mov edi, p
mov ebx, dword ptr [v]
mov ecx, dword ptr [v + 4]
mov eax, dword ptr [edi]
mov edx, dword ptr [edi + 4]
align 16
again:
lock cmpxchg8b qword ptr [edi]
jne again
mov ebx, backup
};
}
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
storage_type const volatile* p = &storage;
storage_type value;
if (((uint32_t)p & 0x00000007) == 0)
{
#if defined(_M_IX86_FP) && _M_IX86_FP >= 2
#if defined(__AVX__)
__asm
{
mov edx, p
vmovq xmm4, qword ptr [edx]
vmovq value, xmm4
};
#else
__asm
{
mov edx, p
movq xmm4, qword ptr [edx]
movq value, xmm4
};
#endif
#else
__asm
{
mov edx, p
fild qword ptr [edx]
fistp value
};
#endif
}
else
{
// We don't care for comparison result here; the previous value will be stored into value anyway.
// Also we don't care for ebx and ecx values, they just have to be equal to eax and edx before cmpxchg8b.
__asm
{
mov edi, p
mov eax, ebx
mov edx, ecx
lock cmpxchg8b qword ptr [edi]
mov dword ptr [value], eax
mov dword ptr [value + 4], edx
};
}
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
return value;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
// MSVC-11 in 32-bit mode sometimes generates messed up code without compiler barriers,
// even though the _InterlockedCompareExchange64 intrinsic already provides one.
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
storage_type volatile* p = &storage;
#if defined(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64)
const storage_type old_val = (storage_type)BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64(p, desired, expected);
const bool result = (old_val == expected);
expected = old_val;
#else
bool result;
int backup;
__asm
{
mov backup, ebx
mov edi, p
mov esi, expected
mov ebx, dword ptr [desired]
mov ecx, dword ptr [desired + 4]
mov eax, dword ptr [esi]
mov edx, dword ptr [esi + 4]
lock cmpxchg8b qword ptr [edi]
mov dword ptr [esi], eax
mov dword ptr [esi + 4], edx
mov ebx, backup
sete result
};
#endif
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
return result;
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return compare_exchange_strong(storage, expected, desired, success_order, failure_order);
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
storage_type volatile* p = &storage;
int backup;
__asm
{
mov backup, ebx
mov edi, p
mov ebx, dword ptr [v]
mov ecx, dword ptr [v + 4]
mov eax, dword ptr [edi]
mov edx, dword ptr [edi + 4]
align 16
again:
lock cmpxchg8b qword ptr [edi]
jne again
mov ebx, backup
mov dword ptr [v], eax
mov dword ptr [v + 4], edx
};
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
return v;
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
template< bool Signed >
struct operations< 8u, Signed > :
public cas_based_operations< msvc_dcas_x86< Signed > >
{
};
#elif defined(_M_AMD64)
template< bool Signed >
struct operations< 8u, Signed > :
public msvc_x86_operations< typename make_storage_type< 8u, Signed >::type, operations< 8u, Signed > >
{
typedef msvc_x86_operations< typename make_storage_type< 8u, Signed >::type, operations< 8u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 8u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD64(&storage, v));
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE64(&storage, v));
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
storage_type previous = expected;
storage_type old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE64(&storage, desired, previous));
expected = old_val;
return (previous == old_val);
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND64(&storage, v));
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR64(&storage, v));
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
return static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR64(&storage, v));
}
};
#endif
#if defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B)
template< bool Signed >
struct msvc_dcas_x86_64
{
typedef typename make_storage_type< 16u, Signed >::type storage_type;
typedef typename make_storage_type< 16u, Signed >::aligned aligned_storage_type;
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order) BOOST_NOEXCEPT
{
storage_type value = const_cast< storage_type& >(storage);
while (!BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE128(&storage, v, &value)) {}
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order) BOOST_NOEXCEPT
{
storage_type value = storage_type();
BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE128(&storage, value, &value);
return value;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order, memory_order) BOOST_NOEXCEPT
{
return !!BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE128(&storage, desired, &expected);
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return compare_exchange_strong(storage, expected, desired, success_order, failure_order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
template< bool Signed >
struct operations< 16u, Signed > :
public cas_based_operations< cas_based_exchange< msvc_dcas_x86_64< Signed > > >
{
};
#endif // defined(BOOST_ATOMIC_DETAIL_X86_HAS_CMPXCHG16B)
BOOST_FORCEINLINE void thread_fence(memory_order order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
if (order == memory_order_seq_cst)
msvc_x86_operations_base::hardware_full_fence();
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
BOOST_FORCEINLINE void signal_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
} // namespace detail
} // namespace atomics
} // namespace boost
#if defined(BOOST_MSVC)
#pragma warning(pop)
#endif
#endif // BOOST_ATOMIC_DETAIL_OPS_MSVC_X86_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2012 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/ops_windows.hpp
*
* This header contains implementation of the \c operations template.
*
* This implementation is the most basic version for Windows. It should
* work for any non-MSVC-like compilers as long as there are Interlocked WinAPI
* functions available. This version is also used for WinCE.
*
* Notably, this implementation is not as efficient as other
* versions based on compiler intrinsics.
*/
#ifndef BOOST_ATOMIC_DETAIL_OPS_WINDOWS_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_OPS_WINDOWS_HPP_INCLUDED_
#include <boost/memory_order.hpp>
#include <boost/type_traits/make_signed.hpp>
#include <boost/atomic/detail/config.hpp>
#include <boost/atomic/detail/interlocked.hpp>
#include <boost/atomic/detail/storage_type.hpp>
#include <boost/atomic/detail/operations_fwd.hpp>
#include <boost/atomic/capabilities.hpp>
#include <boost/atomic/detail/ops_msvc_common.hpp>
#include <boost/atomic/detail/ops_extending_cas_based.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
struct windows_operations_base
{
static BOOST_CONSTEXPR_OR_CONST bool is_always_lock_free = true;
static BOOST_FORCEINLINE void hardware_full_fence() BOOST_NOEXCEPT
{
long tmp;
BOOST_ATOMIC_INTERLOCKED_EXCHANGE(&tmp, 0);
}
static BOOST_FORCEINLINE void fence_before(memory_order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
static BOOST_FORCEINLINE void fence_after(memory_order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
};
template< typename T, typename Derived >
struct windows_operations :
public windows_operations_base
{
typedef T storage_type;
static BOOST_FORCEINLINE void store(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
Derived::exchange(storage, v, order);
}
static BOOST_FORCEINLINE storage_type load(storage_type const volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return Derived::fetch_add(const_cast< storage_type volatile& >(storage), (storage_type)0, order);
}
static BOOST_FORCEINLINE storage_type fetch_sub(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
typedef typename make_signed< storage_type >::type signed_storage_type;
return Derived::fetch_add(storage, static_cast< storage_type >(-static_cast< signed_storage_type >(v)), order);
}
static BOOST_FORCEINLINE bool compare_exchange_weak(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
return Derived::compare_exchange_strong(storage, expected, desired, success_order, failure_order);
}
static BOOST_FORCEINLINE bool test_and_set(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
return !!Derived::exchange(storage, (storage_type)1, order);
}
static BOOST_FORCEINLINE void clear(storage_type volatile& storage, memory_order order) BOOST_NOEXCEPT
{
store(storage, (storage_type)0, order);
}
static BOOST_FORCEINLINE bool is_lock_free(storage_type const volatile&) BOOST_NOEXCEPT
{
return true;
}
};
template< bool Signed >
struct operations< 4u, Signed > :
public windows_operations< typename make_storage_type< 4u, Signed >::type, operations< 4u, Signed > >
{
typedef windows_operations< typename make_storage_type< 4u, Signed >::type, operations< 4u, Signed > > base_type;
typedef typename base_type::storage_type storage_type;
typedef typename make_storage_type< 4u, Signed >::aligned aligned_storage_type;
static BOOST_FORCEINLINE storage_type fetch_add(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before(order);
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE_ADD(&storage, v));
base_type::fence_after(order);
return v;
}
static BOOST_FORCEINLINE storage_type exchange(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
base_type::fence_before(order);
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_EXCHANGE(&storage, v));
base_type::fence_after(order);
return v;
}
static BOOST_FORCEINLINE bool compare_exchange_strong(
storage_type volatile& storage, storage_type& expected, storage_type desired, memory_order success_order, memory_order failure_order) BOOST_NOEXCEPT
{
storage_type previous = expected;
base_type::fence_before(success_order);
storage_type old_val = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_COMPARE_EXCHANGE(&storage, desired, previous));
expected = old_val;
// The success and failure fences are the same anyway
base_type::fence_after(success_order);
return (previous == old_val);
}
static BOOST_FORCEINLINE storage_type fetch_and(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
#if defined(BOOST_ATOMIC_INTERLOCKED_AND)
base_type::fence_before(order);
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_AND(&storage, v));
base_type::fence_after(order);
return v;
#else
storage_type res = storage;
while (!compare_exchange_strong(storage, res, res & v, order, memory_order_relaxed)) {}
return res;
#endif
}
static BOOST_FORCEINLINE storage_type fetch_or(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
#if defined(BOOST_ATOMIC_INTERLOCKED_OR)
base_type::fence_before(order);
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_OR(&storage, v));
base_type::fence_after(order);
return v;
#else
storage_type res = storage;
while (!compare_exchange_strong(storage, res, res | v, order, memory_order_relaxed)) {}
return res;
#endif
}
static BOOST_FORCEINLINE storage_type fetch_xor(storage_type volatile& storage, storage_type v, memory_order order) BOOST_NOEXCEPT
{
#if defined(BOOST_ATOMIC_INTERLOCKED_XOR)
base_type::fence_before(order);
v = static_cast< storage_type >(BOOST_ATOMIC_INTERLOCKED_XOR(&storage, v));
base_type::fence_after(order);
return v;
#else
storage_type res = storage;
while (!compare_exchange_strong(storage, res, res ^ v, order, memory_order_relaxed)) {}
return res;
#endif
}
};
template< bool Signed >
struct operations< 1u, Signed > :
public extending_cas_based_operations< operations< 4u, Signed >, 1u, Signed >
{
};
template< bool Signed >
struct operations< 2u, Signed > :
public extending_cas_based_operations< operations< 4u, Signed >, 2u, Signed >
{
};
BOOST_FORCEINLINE void thread_fence(memory_order order) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
if (order == memory_order_seq_cst)
windows_operations_base::hardware_full_fence();
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
BOOST_FORCEINLINE void signal_fence(memory_order order) BOOST_NOEXCEPT
{
if (order != memory_order_relaxed)
BOOST_ATOMIC_DETAIL_COMPILER_BARRIER();
}
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_OPS_WINDOWS_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* (C) Copyright 2013 Tim Blechmann
* (C) Copyright 2013 Andrey Semashev
*/
#ifndef BOOST_ATOMIC_DETAIL_PAUSE_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_PAUSE_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if defined(_MSC_VER) && (defined(_M_AMD64) || defined(_M_IX86))
extern "C" void _mm_pause(void);
#if defined(BOOST_MSVC)
#pragma intrinsic(_mm_pause)
#endif
#endif
namespace boost {
namespace atomics {
namespace detail {
BOOST_FORCEINLINE void pause() BOOST_NOEXCEPT
{
#if defined(_MSC_VER) && (defined(_M_AMD64) || defined(_M_IX86))
_mm_pause();
#elif defined(__GNUC__) && (defined(__i386__) || defined(__x86_64__))
__asm__ __volatile__("pause;");
#endif
}
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_PAUSE_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/platform.hpp
*
* This header defines macros for the target platform detection
*/
#ifndef BOOST_ATOMIC_DETAIL_PLATFORM_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_PLATFORM_HPP_INCLUDED_
#include <boost/atomic/detail/config.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#if !defined(BOOST_ATOMIC_FORCE_FALLBACK)
// Compiler-based backends
#if (defined(__ibmxl__) || defined(__IBMCPP__)) && defined(__PPC__)
// IBM XL C++ Compiler has to be checked before GCC/Clang as it pretends to be one but does not support __atomic* intrinsics.
// It does support GCC inline assembler though.
#define BOOST_ATOMIC_DETAIL_PLATFORM gcc_ppc
#elif ((defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 407)) ||\
(defined(BOOST_CLANG) && ((__clang_major__ * 100 + __clang_minor__) >= 302))) &&\
(\
(__GCC_ATOMIC_BOOL_LOCK_FREE + 0) == 2 ||\
(__GCC_ATOMIC_CHAR_LOCK_FREE + 0) == 2 ||\
(__GCC_ATOMIC_SHORT_LOCK_FREE + 0) == 2 ||\
(__GCC_ATOMIC_INT_LOCK_FREE + 0) == 2 ||\
(__GCC_ATOMIC_LONG_LOCK_FREE + 0) == 2 ||\
(__GCC_ATOMIC_LLONG_LOCK_FREE + 0) == 2\
)
#define BOOST_ATOMIC_DETAIL_PLATFORM gcc_atomic
#elif (defined(__GNUC__) || defined(__SUNPRO_CC)) && (defined(__i386__) || defined(__x86_64__))
#define BOOST_ATOMIC_DETAIL_PLATFORM gcc_x86
#elif defined(__GNUC__) && (defined(__POWERPC__) || defined(__PPC__))
#define BOOST_ATOMIC_DETAIL_PLATFORM gcc_ppc
// This list of ARM architecture versions comes from Apple's arm/arch.h header.
// I don't know how complete it is.
#elif defined(__GNUC__) &&\
(\
defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) ||\
defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6Z__) ||\
defined(__ARM_ARCH_6ZK__) ||\
defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) ||\
defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) ||\
defined(__ARM_ARCH_7EM__) || defined(__ARM_ARCH_7S__)\
)
#define BOOST_ATOMIC_DETAIL_PLATFORM gcc_arm
#elif (defined(__GNUC__) || defined(__SUNPRO_CC)) && (defined(__sparcv8plus) || defined(__sparc_v9__))
#define BOOST_ATOMIC_DETAIL_PLATFORM gcc_sparc
#elif defined(__GNUC__) && defined(__alpha__)
#define BOOST_ATOMIC_DETAIL_PLATFORM gcc_alpha
#elif defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 401) &&\
(\
defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1) ||\
defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2) ||\
defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_4) ||\
defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_8) ||\
defined(__GCC_HAVE_SYNC_COMPARE_AND_SWAP_16)\
)
#define BOOST_ATOMIC_DETAIL_PLATFORM gcc_sync
#elif defined(_MSC_VER) && (defined(_M_IX86) || defined(_M_X64))
#define BOOST_ATOMIC_DETAIL_PLATFORM msvc_x86
#elif defined(_MSC_VER) && _MSC_VER >= 1700 && defined(_M_ARM)
#define BOOST_ATOMIC_DETAIL_PLATFORM msvc_arm
#endif
// OS-based backends
#if !defined(BOOST_ATOMIC_DETAIL_PLATFORM)
#if defined(__linux__) && defined(__arm__)
#define BOOST_ATOMIC_DETAIL_PLATFORM linux_arm
#elif defined(BOOST_WINDOWS) || defined(_WIN32_CE)
#define BOOST_ATOMIC_DETAIL_PLATFORM windows
#endif
#endif // !defined(BOOST_ATOMIC_DETAIL_PLATFORM)
#endif // !defined(BOOST_ATOMIC_FORCE_FALLBACK)
#if !defined(BOOST_ATOMIC_DETAIL_PLATFORM)
#define BOOST_ATOMIC_DETAIL_PLATFORM emulated
#define BOOST_ATOMIC_EMULATED
#endif
#define BOOST_ATOMIC_DETAIL_HEADER(prefix) <BOOST_JOIN(prefix, BOOST_ATOMIC_DETAIL_PLATFORM).hpp>
#endif // BOOST_ATOMIC_DETAIL_PLATFORM_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2009 Helge Bahmann
* Copyright (c) 2012 Tim Blechmann
* Copyright (c) 2013 - 2014 Andrey Semashev
*/
/*!
* \file atomic/detail/storage_type.hpp
*
* This header defines underlying types used as storage
*/
#ifndef BOOST_ATOMIC_DETAIL_STORAGE_TYPE_HPP_INCLUDED_
#define BOOST_ATOMIC_DETAIL_STORAGE_TYPE_HPP_INCLUDED_
#include <cstddef>
#include <boost/cstdint.hpp>
#include <boost/atomic/detail/config.hpp>
#if !defined(BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCMP) || !defined(BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCPY)
#include <cstring>
#endif
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
namespace boost {
namespace atomics {
namespace detail {
template< typename T >
BOOST_FORCEINLINE void non_atomic_load(T const volatile& from, T& to) BOOST_NOEXCEPT
{
to = from;
}
template< std::size_t Size >
struct buffer_storage
{
BOOST_ALIGNMENT(16) unsigned char data[Size];
BOOST_FORCEINLINE bool operator! () const BOOST_NOEXCEPT
{
return (data[0] == 0u && BOOST_ATOMIC_DETAIL_MEMCMP(data, data + 1, Size - 1) == 0);
}
BOOST_FORCEINLINE bool operator== (buffer_storage const& that) const BOOST_NOEXCEPT
{
return BOOST_ATOMIC_DETAIL_MEMCMP(data, that.data, Size) == 0;
}
BOOST_FORCEINLINE bool operator!= (buffer_storage const& that) const BOOST_NOEXCEPT
{
return BOOST_ATOMIC_DETAIL_MEMCMP(data, that.data, Size) != 0;
}
};
template< std::size_t Size >
BOOST_FORCEINLINE void non_atomic_load(buffer_storage< Size > const volatile& from, buffer_storage< Size >& to) BOOST_NOEXCEPT
{
BOOST_ATOMIC_DETAIL_MEMCPY(to.data, const_cast< unsigned char const* >(from.data), Size);
}
template< std::size_t Size, bool Signed >
struct make_storage_type
{
typedef buffer_storage< Size > type;
struct aligned
{
type value;
BOOST_DEFAULTED_FUNCTION(aligned(), {})
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit aligned(type const& v) BOOST_NOEXCEPT : value(v) {}
};
};
template< >
struct make_storage_type< 1u, false >
{
typedef boost::uint8_t type;
struct aligned
{
type value;
BOOST_DEFAULTED_FUNCTION(aligned(), {})
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit aligned(type v) BOOST_NOEXCEPT : value(v) {}
};
};
template< >
struct make_storage_type< 1u, true >
{
typedef boost::int8_t type;
struct aligned
{
type value;
BOOST_DEFAULTED_FUNCTION(aligned(), {})
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit aligned(type v) BOOST_NOEXCEPT : value(v) {}
};
};
template< >
struct make_storage_type< 2u, false >
{
typedef boost::uint16_t type;
struct aligned
{
BOOST_ALIGNMENT(2) type value;
BOOST_DEFAULTED_FUNCTION(aligned(), {})
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit aligned(type v) BOOST_NOEXCEPT : value(v) {}
};
};
template< >
struct make_storage_type< 2u, true >
{
typedef boost::int16_t type;
struct aligned
{
BOOST_ALIGNMENT(2) type value;
BOOST_DEFAULTED_FUNCTION(aligned(), {})
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit aligned(type v) BOOST_NOEXCEPT : value(v) {}
};
};
template< >
struct make_storage_type< 4u, false >
{
typedef boost::uint32_t type;
struct aligned
{
BOOST_ALIGNMENT(4) type value;
BOOST_DEFAULTED_FUNCTION(aligned(), {})
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit aligned(type v) BOOST_NOEXCEPT : value(v) {}
};
};
template< >
struct make_storage_type< 4u, true >
{
typedef boost::int32_t type;
struct aligned
{
BOOST_ALIGNMENT(4) type value;
BOOST_DEFAULTED_FUNCTION(aligned(), {})
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit aligned(type v) BOOST_NOEXCEPT : value(v) {}
};
};
template< >
struct make_storage_type< 8u, false >
{
typedef boost::uint64_t type;
struct aligned
{
BOOST_ALIGNMENT(8) type value;
BOOST_DEFAULTED_FUNCTION(aligned(), {})
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit aligned(type v) BOOST_NOEXCEPT : value(v) {}
};
};
template< >
struct make_storage_type< 8u, true >
{
typedef boost::int64_t type;
struct aligned
{
BOOST_ALIGNMENT(8) type value;
BOOST_DEFAULTED_FUNCTION(aligned(), {})
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit aligned(type v) BOOST_NOEXCEPT : value(v) {}
};
};
#if defined(BOOST_HAS_INT128)
template< >
struct make_storage_type< 16u, false >
{
typedef boost::uint128_type type;
struct aligned
{
BOOST_ALIGNMENT(16) type value;
BOOST_DEFAULTED_FUNCTION(aligned(), {})
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit aligned(type v) BOOST_NOEXCEPT : value(v) {}
};
};
template< >
struct make_storage_type< 16u, true >
{
typedef boost::int128_type type;
struct aligned
{
BOOST_ALIGNMENT(16) type value;
BOOST_DEFAULTED_FUNCTION(aligned(), {})
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit aligned(type v) BOOST_NOEXCEPT : value(v) {}
};
};
#elif !defined(BOOST_NO_ALIGNMENT)
struct storage128_t
{
boost::uint64_t data[2];
BOOST_FORCEINLINE bool operator! () const BOOST_NOEXCEPT
{
return data[0] == 0 && data[1] == 0;
}
};
BOOST_FORCEINLINE bool operator== (storage128_t const& left, storage128_t const& right) BOOST_NOEXCEPT
{
return left.data[0] == right.data[0] && left.data[1] == right.data[1];
}
BOOST_FORCEINLINE bool operator!= (storage128_t const& left, storage128_t const& right) BOOST_NOEXCEPT
{
return !(left == right);
}
BOOST_FORCEINLINE void non_atomic_load(storage128_t const volatile& from, storage128_t& to) BOOST_NOEXCEPT
{
to.data[0] = from.data[0];
to.data[1] = from.data[1];
}
template< bool Signed >
struct make_storage_type< 16u, Signed >
{
typedef storage128_t type;
struct aligned
{
BOOST_ALIGNMENT(16) type value;
BOOST_DEFAULTED_FUNCTION(aligned(), {})
BOOST_FORCEINLINE BOOST_CONSTEXPR explicit aligned(type const& v) BOOST_NOEXCEPT : value(v) {}
};
};
#endif
template< typename T >
struct storage_size_of
{
enum _
{
size = sizeof(T),
value = (size == 3 ? 4 : (size >= 5 && size <= 7 ? 8 : (size >= 9 && size <= 15 ? 16 : size)))
};
};
} // namespace detail
} // namespace atomics
} // namespace boost
#endif // BOOST_ATOMIC_DETAIL_STORAGE_TYPE_HPP_INCLUDED_

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/*
* Distributed under the Boost Software License, Version 1.0.
* (See accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*
* Copyright (c) 2011 Helge Bahmann
* Copyright (c) 2013 Tim Blechmann
* Copyright (c) 2014 Andrey Semashev
*/
/*!
* \file atomic/fences.hpp
*
* This header contains definition of \c atomic_thread_fence and \c atomic_signal_fence functions.
*/
#ifndef BOOST_ATOMIC_FENCES_HPP_INCLUDED_
#define BOOST_ATOMIC_FENCES_HPP_INCLUDED_
#include <boost/memory_order.hpp>
#include <boost/atomic/capabilities.hpp>
#include <boost/atomic/detail/operations.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
/*
* IMPLEMENTATION NOTE: All interface functions MUST be declared with BOOST_FORCEINLINE,
* see comment for convert_memory_order_to_gcc in ops_gcc_atomic.hpp.
*/
namespace boost {
namespace atomics {
#if BOOST_ATOMIC_THREAD_FENCE > 0
BOOST_FORCEINLINE void atomic_thread_fence(memory_order order) BOOST_NOEXCEPT
{
detail::thread_fence(order);
}
#else
BOOST_FORCEINLINE void atomic_thread_fence(memory_order) BOOST_NOEXCEPT
{
detail::lockpool::thread_fence();
}
#endif
#if BOOST_ATOMIC_SIGNAL_FENCE > 0
BOOST_FORCEINLINE void atomic_signal_fence(memory_order order) BOOST_NOEXCEPT
{
detail::signal_fence(order);
}
#else
BOOST_FORCEINLINE void atomic_signal_fence(memory_order) BOOST_NOEXCEPT
{
detail::lockpool::signal_fence();
}
#endif
} // namespace atomics
using atomics::atomic_thread_fence;
using atomics::atomic_signal_fence;
} // namespace boost
#endif // BOOST_ATOMIC_FENCES_HPP_INCLUDED_

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boost/boost/bind/mem_fn.hpp Normal file
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#ifndef BOOST_BIND_MEM_FN_HPP_INCLUDED
#define BOOST_BIND_MEM_FN_HPP_INCLUDED
// MS compatible compilers support #pragma once
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
# pragma once
#endif
//
// mem_fn.hpp - a generalization of std::mem_fun[_ref]
//
// Copyright (c) 2001, 2002 Peter Dimov and Multi Media Ltd.
// Copyright (c) 2001 David Abrahams
// Copyright (c) 2003-2005 Peter Dimov
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/bind/mem_fn.html for documentation.
//
#include <boost/config.hpp>
#include <boost/get_pointer.hpp>
#include <boost/detail/workaround.hpp>
namespace boost
{
#if defined(BOOST_NO_VOID_RETURNS)
#define BOOST_MEM_FN_CLASS_F , class F
#define BOOST_MEM_FN_TYPEDEF(X)
namespace _mfi // mem_fun_impl
{
template<class V> struct mf
{
#define BOOST_MEM_FN_RETURN return
#define BOOST_MEM_FN_NAME(X) inner_##X
#define BOOST_MEM_FN_CC
#include <boost/bind/mem_fn_template.hpp>
#undef BOOST_MEM_FN_CC
#undef BOOST_MEM_FN_NAME
#ifdef BOOST_MEM_FN_ENABLE_CDECL
#define BOOST_MEM_FN_NAME(X) inner_##X##_cdecl
#define BOOST_MEM_FN_CC __cdecl
#include <boost/bind/mem_fn_template.hpp>
#undef BOOST_MEM_FN_CC
#undef BOOST_MEM_FN_NAME
#endif
#ifdef BOOST_MEM_FN_ENABLE_STDCALL
#define BOOST_MEM_FN_NAME(X) inner_##X##_stdcall
#define BOOST_MEM_FN_CC __stdcall
#include <boost/bind/mem_fn_template.hpp>
#undef BOOST_MEM_FN_CC
#undef BOOST_MEM_FN_NAME
#endif
#ifdef BOOST_MEM_FN_ENABLE_FASTCALL
#define BOOST_MEM_FN_NAME(X) inner_##X##_fastcall
#define BOOST_MEM_FN_CC __fastcall
#include <boost/bind/mem_fn_template.hpp>
#undef BOOST_MEM_FN_CC
#undef BOOST_MEM_FN_NAME
#endif
#undef BOOST_MEM_FN_RETURN
}; // struct mf<V>
template<> struct mf<void>
{
#define BOOST_MEM_FN_RETURN
#define BOOST_MEM_FN_NAME(X) inner_##X
#define BOOST_MEM_FN_CC
#include <boost/bind/mem_fn_template.hpp>
#undef BOOST_MEM_FN_CC
#undef BOOST_MEM_FN_NAME
#ifdef BOOST_MEM_FN_ENABLE_CDECL
#define BOOST_MEM_FN_NAME(X) inner_##X##_cdecl
#define BOOST_MEM_FN_CC __cdecl
#include <boost/bind/mem_fn_template.hpp>
#undef BOOST_MEM_FN_CC
#undef BOOST_MEM_FN_NAME
#endif
#ifdef BOOST_MEM_FN_ENABLE_STDCALL
#define BOOST_MEM_FN_NAME(X) inner_##X##_stdcall
#define BOOST_MEM_FN_CC __stdcall
#include <boost/bind/mem_fn_template.hpp>
#undef BOOST_MEM_FN_CC
#undef BOOST_MEM_FN_NAME
#endif
#ifdef BOOST_MEM_FN_ENABLE_FASTCALL
#define BOOST_MEM_FN_NAME(X) inner_##X##_fastcall
#define BOOST_MEM_FN_CC __fastcall
#include <boost/bind/mem_fn_template.hpp>
#undef BOOST_MEM_FN_CC
#undef BOOST_MEM_FN_NAME
#endif
#undef BOOST_MEM_FN_RETURN
}; // struct mf<void>
#undef BOOST_MEM_FN_CLASS_F
#undef BOOST_MEM_FN_TYPEDEF_F
#define BOOST_MEM_FN_NAME(X) X
#define BOOST_MEM_FN_NAME2(X) inner_##X
#define BOOST_MEM_FN_CC
#include <boost/bind/mem_fn_vw.hpp>
#undef BOOST_MEM_FN_NAME
#undef BOOST_MEM_FN_NAME2
#undef BOOST_MEM_FN_CC
#ifdef BOOST_MEM_FN_ENABLE_CDECL
#define BOOST_MEM_FN_NAME(X) X##_cdecl
#define BOOST_MEM_FN_NAME2(X) inner_##X##_cdecl
#define BOOST_MEM_FN_CC __cdecl
#include <boost/bind/mem_fn_vw.hpp>
#undef BOOST_MEM_FN_NAME
#undef BOOST_MEM_FN_NAME2
#undef BOOST_MEM_FN_CC
#endif
#ifdef BOOST_MEM_FN_ENABLE_STDCALL
#define BOOST_MEM_FN_NAME(X) X##_stdcall
#define BOOST_MEM_FN_NAME2(X) inner_##X##_stdcall
#define BOOST_MEM_FN_CC __stdcall
#include <boost/bind/mem_fn_vw.hpp>
#undef BOOST_MEM_FN_NAME
#undef BOOST_MEM_FN_NAME2
#undef BOOST_MEM_FN_CC
#endif
#ifdef BOOST_MEM_FN_ENABLE_FASTCALL
#define BOOST_MEM_FN_NAME(X) X##_fastcall
#define BOOST_MEM_FN_NAME2(X) inner_##X##_fastcall
#define BOOST_MEM_FN_CC __fastcall
#include <boost/bind/mem_fn_vw.hpp>
#undef BOOST_MEM_FN_NAME
#undef BOOST_MEM_FN_NAME2
#undef BOOST_MEM_FN_CC
#endif
} // namespace _mfi
#else // #ifdef BOOST_NO_VOID_RETURNS
#define BOOST_MEM_FN_CLASS_F
#define BOOST_MEM_FN_TYPEDEF(X) typedef X;
namespace _mfi
{
#define BOOST_MEM_FN_RETURN return
#define BOOST_MEM_FN_NAME(X) X
#define BOOST_MEM_FN_CC
#include <boost/bind/mem_fn_template.hpp>
#undef BOOST_MEM_FN_CC
#undef BOOST_MEM_FN_NAME
#ifdef BOOST_MEM_FN_ENABLE_CDECL
#define BOOST_MEM_FN_NAME(X) X##_cdecl
#define BOOST_MEM_FN_CC __cdecl
#include <boost/bind/mem_fn_template.hpp>
#undef BOOST_MEM_FN_CC
#undef BOOST_MEM_FN_NAME
#endif
#ifdef BOOST_MEM_FN_ENABLE_STDCALL
#define BOOST_MEM_FN_NAME(X) X##_stdcall
#define BOOST_MEM_FN_CC __stdcall
#include <boost/bind/mem_fn_template.hpp>
#undef BOOST_MEM_FN_CC
#undef BOOST_MEM_FN_NAME
#endif
#ifdef BOOST_MEM_FN_ENABLE_FASTCALL
#define BOOST_MEM_FN_NAME(X) X##_fastcall
#define BOOST_MEM_FN_CC __fastcall
#include <boost/bind/mem_fn_template.hpp>
#undef BOOST_MEM_FN_CC
#undef BOOST_MEM_FN_NAME
#endif
#undef BOOST_MEM_FN_RETURN
} // namespace _mfi
#undef BOOST_MEM_FN_CLASS_F
#undef BOOST_MEM_FN_TYPEDEF
#endif // #ifdef BOOST_NO_VOID_RETURNS
#define BOOST_MEM_FN_NAME(X) X
#define BOOST_MEM_FN_CC
#include <boost/bind/mem_fn_cc.hpp>
#undef BOOST_MEM_FN_NAME
#undef BOOST_MEM_FN_CC
#ifdef BOOST_MEM_FN_ENABLE_CDECL
#define BOOST_MEM_FN_NAME(X) X##_cdecl
#define BOOST_MEM_FN_CC __cdecl
#include <boost/bind/mem_fn_cc.hpp>
#undef BOOST_MEM_FN_NAME
#undef BOOST_MEM_FN_CC
#endif
#ifdef BOOST_MEM_FN_ENABLE_STDCALL
#define BOOST_MEM_FN_NAME(X) X##_stdcall
#define BOOST_MEM_FN_CC __stdcall
#include <boost/bind/mem_fn_cc.hpp>
#undef BOOST_MEM_FN_NAME
#undef BOOST_MEM_FN_CC
#endif
#ifdef BOOST_MEM_FN_ENABLE_FASTCALL
#define BOOST_MEM_FN_NAME(X) X##_fastcall
#define BOOST_MEM_FN_CC __fastcall
#include <boost/bind/mem_fn_cc.hpp>
#undef BOOST_MEM_FN_NAME
#undef BOOST_MEM_FN_CC
#endif
// data member support
namespace _mfi
{
template<class R, class T> class dm
{
public:
typedef R const & result_type;
typedef T const * argument_type;
private:
typedef R (T::*F);
F f_;
template<class U> R const & call(U & u, T const *) const
{
return (u.*f_);
}
template<class U> R const & call(U & u, void const *) const
{
return (get_pointer(u)->*f_);
}
public:
explicit dm(F f): f_(f) {}
R & operator()(T * p) const
{
return (p->*f_);
}
R const & operator()(T const * p) const
{
return (p->*f_);
}
template<class U> R const & operator()(U const & u) const
{
return call(u, &u);
}
#if !BOOST_WORKAROUND(BOOST_MSVC, <= 1300) && !BOOST_WORKAROUND(__MWERKS__, < 0x3200)
R & operator()(T & t) const
{
return (t.*f_);
}
R const & operator()(T const & t) const
{
return (t.*f_);
}
#endif
bool operator==(dm const & rhs) const
{
return f_ == rhs.f_;
}
bool operator!=(dm const & rhs) const
{
return f_ != rhs.f_;
}
};
} // namespace _mfi
template<class R, class T> _mfi::dm<R, T> mem_fn(R T::*f)
{
return _mfi::dm<R, T>(f);
}
} // namespace boost
#endif // #ifndef BOOST_BIND_MEM_FN_HPP_INCLUDED

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//
// bind/mem_fn_cc.hpp - support for different calling conventions
//
// Do not include this header directly.
//
// Copyright (c) 2001 Peter Dimov and Multi Media Ltd.
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/bind/mem_fn.html for documentation.
//
template<class R, class T> _mfi::BOOST_MEM_FN_NAME(mf0)<R, T> mem_fn(R (BOOST_MEM_FN_CC T::*f) ())
{
return _mfi::BOOST_MEM_FN_NAME(mf0)<R, T>(f);
}
template<class R, class T> _mfi::BOOST_MEM_FN_NAME(cmf0)<R, T> mem_fn(R (BOOST_MEM_FN_CC T::*f) () const)
{
return _mfi::BOOST_MEM_FN_NAME(cmf0)<R, T>(f);
}
template<class R, class T, class A1> _mfi::BOOST_MEM_FN_NAME(mf1)<R, T, A1> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1))
{
return _mfi::BOOST_MEM_FN_NAME(mf1)<R, T, A1>(f);
}
template<class R, class T, class A1> _mfi::BOOST_MEM_FN_NAME(cmf1)<R, T, A1> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1) const)
{
return _mfi::BOOST_MEM_FN_NAME(cmf1)<R, T, A1>(f);
}
template<class R, class T, class A1, class A2> _mfi::BOOST_MEM_FN_NAME(mf2)<R, T, A1, A2> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2))
{
return _mfi::BOOST_MEM_FN_NAME(mf2)<R, T, A1, A2>(f);
}
template<class R, class T, class A1, class A2> _mfi::BOOST_MEM_FN_NAME(cmf2)<R, T, A1, A2> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2) const)
{
return _mfi::BOOST_MEM_FN_NAME(cmf2)<R, T, A1, A2>(f);
}
template<class R, class T, class A1, class A2, class A3> _mfi::BOOST_MEM_FN_NAME(mf3)<R, T, A1, A2, A3> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2, A3))
{
return _mfi::BOOST_MEM_FN_NAME(mf3)<R, T, A1, A2, A3>(f);
}
template<class R, class T, class A1, class A2, class A3> _mfi::BOOST_MEM_FN_NAME(cmf3)<R, T, A1, A2, A3> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2, A3) const)
{
return _mfi::BOOST_MEM_FN_NAME(cmf3)<R, T, A1, A2, A3>(f);
}
template<class R, class T, class A1, class A2, class A3, class A4> _mfi::BOOST_MEM_FN_NAME(mf4)<R, T, A1, A2, A3, A4> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2, A3, A4))
{
return _mfi::BOOST_MEM_FN_NAME(mf4)<R, T, A1, A2, A3, A4>(f);
}
template<class R, class T, class A1, class A2, class A3, class A4> _mfi::BOOST_MEM_FN_NAME(cmf4)<R, T, A1, A2, A3, A4> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2, A3, A4) const)
{
return _mfi::BOOST_MEM_FN_NAME(cmf4)<R, T, A1, A2, A3, A4>(f);
}
template<class R, class T, class A1, class A2, class A3, class A4, class A5> _mfi::BOOST_MEM_FN_NAME(mf5)<R, T, A1, A2, A3, A4, A5> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2, A3, A4, A5))
{
return _mfi::BOOST_MEM_FN_NAME(mf5)<R, T, A1, A2, A3, A4, A5>(f);
}
template<class R, class T, class A1, class A2, class A3, class A4, class A5> _mfi::BOOST_MEM_FN_NAME(cmf5)<R, T, A1, A2, A3, A4, A5> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2, A3, A4, A5) const)
{
return _mfi::BOOST_MEM_FN_NAME(cmf5)<R, T, A1, A2, A3, A4, A5>(f);
}
template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6> _mfi::BOOST_MEM_FN_NAME(mf6)<R, T, A1, A2, A3, A4, A5, A6> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2, A3, A4, A5, A6))
{
return _mfi::BOOST_MEM_FN_NAME(mf6)<R, T, A1, A2, A3, A4, A5, A6>(f);
}
template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6> _mfi::BOOST_MEM_FN_NAME(cmf6)<R, T, A1, A2, A3, A4, A5, A6> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2, A3, A4, A5, A6) const)
{
return _mfi::BOOST_MEM_FN_NAME(cmf6)<R, T, A1, A2, A3, A4, A5, A6>(f);
}
template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7> _mfi::BOOST_MEM_FN_NAME(mf7)<R, T, A1, A2, A3, A4, A5, A6, A7> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2, A3, A4, A5, A6, A7))
{
return _mfi::BOOST_MEM_FN_NAME(mf7)<R, T, A1, A2, A3, A4, A5, A6, A7>(f);
}
template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7> _mfi::BOOST_MEM_FN_NAME(cmf7)<R, T, A1, A2, A3, A4, A5, A6, A7> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2, A3, A4, A5, A6, A7) const)
{
return _mfi::BOOST_MEM_FN_NAME(cmf7)<R, T, A1, A2, A3, A4, A5, A6, A7>(f);
}
template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8> _mfi::BOOST_MEM_FN_NAME(mf8)<R, T, A1, A2, A3, A4, A5, A6, A7, A8> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2, A3, A4, A5, A6, A7, A8))
{
return _mfi::BOOST_MEM_FN_NAME(mf8)<R, T, A1, A2, A3, A4, A5, A6, A7, A8>(f);
}
template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8> _mfi::BOOST_MEM_FN_NAME(cmf8)<R, T, A1, A2, A3, A4, A5, A6, A7, A8> mem_fn(R (BOOST_MEM_FN_CC T::*f) (A1, A2, A3, A4, A5, A6, A7, A8) const)
{
return _mfi::BOOST_MEM_FN_NAME(cmf8)<R, T, A1, A2, A3, A4, A5, A6, A7, A8>(f);
}

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//
// bind/mem_fn_vw.hpp - void return helper wrappers
//
// Do not include this header directly
//
// Copyright (c) 2001 Peter Dimov and Multi Media Ltd.
//
// Distributed under the Boost Software License, Version 1.0. (See
// accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
//
// See http://www.boost.org/libs/bind/mem_fn.html for documentation.
//
template<class R, class T> struct BOOST_MEM_FN_NAME(mf0): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf0)<R, T, R (BOOST_MEM_FN_CC T::*) ()>
{
typedef R (BOOST_MEM_FN_CC T::*F) ();
explicit BOOST_MEM_FN_NAME(mf0)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf0)<R, T, F>(f) {}
};
template<class R, class T> struct BOOST_MEM_FN_NAME(cmf0): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf0)<R, T, R (BOOST_MEM_FN_CC T::*) () const>
{
typedef R (BOOST_MEM_FN_CC T::*F) () const;
explicit BOOST_MEM_FN_NAME(cmf0)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf0)<R, T, F>(f) {}
};
template<class R, class T, class A1> struct BOOST_MEM_FN_NAME(mf1): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf1)<R, T, A1, R (BOOST_MEM_FN_CC T::*) (A1)>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1);
explicit BOOST_MEM_FN_NAME(mf1)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf1)<R, T, A1, F>(f) {}
};
template<class R, class T, class A1> struct BOOST_MEM_FN_NAME(cmf1): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf1)<R, T, A1, R (BOOST_MEM_FN_CC T::*) (A1) const>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1) const;
explicit BOOST_MEM_FN_NAME(cmf1)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf1)<R, T, A1, F>(f) {}
};
template<class R, class T, class A1, class A2> struct BOOST_MEM_FN_NAME(mf2): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf2)<R, T, A1, A2, R (BOOST_MEM_FN_CC T::*) (A1, A2)>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2);
explicit BOOST_MEM_FN_NAME(mf2)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf2)<R, T, A1, A2, F>(f) {}
};
template<class R, class T, class A1, class A2> struct BOOST_MEM_FN_NAME(cmf2): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf2)<R, T, A1, A2, R (BOOST_MEM_FN_CC T::*) (A1, A2) const>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2) const;
explicit BOOST_MEM_FN_NAME(cmf2)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf2)<R, T, A1, A2, F>(f) {}
};
template<class R, class T, class A1, class A2, class A3> struct BOOST_MEM_FN_NAME(mf3): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf3)<R, T, A1, A2, A3, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3)>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3);
explicit BOOST_MEM_FN_NAME(mf3)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf3)<R, T, A1, A2, A3, F>(f) {}
};
template<class R, class T, class A1, class A2, class A3> struct BOOST_MEM_FN_NAME(cmf3): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf3)<R, T, A1, A2, A3, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3) const>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3) const;
explicit BOOST_MEM_FN_NAME(cmf3)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf3)<R, T, A1, A2, A3, F>(f) {}
};
template<class R, class T, class A1, class A2, class A3, class A4> struct BOOST_MEM_FN_NAME(mf4): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf4)<R, T, A1, A2, A3, A4, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4)>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4);
explicit BOOST_MEM_FN_NAME(mf4)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf4)<R, T, A1, A2, A3, A4, F>(f) {}
};
template<class R, class T, class A1, class A2, class A3, class A4> struct BOOST_MEM_FN_NAME(cmf4): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf4)<R, T, A1, A2, A3, A4, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4) const>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4) const;
explicit BOOST_MEM_FN_NAME(cmf4)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf4)<R, T, A1, A2, A3, A4, F>(f) {}
};
template<class R, class T, class A1, class A2, class A3, class A4, class A5> struct BOOST_MEM_FN_NAME(mf5): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf5)<R, T, A1, A2, A3, A4, A5, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5)>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5);
explicit BOOST_MEM_FN_NAME(mf5)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf5)<R, T, A1, A2, A3, A4, A5, F>(f) {}
};
template<class R, class T, class A1, class A2, class A3, class A4, class A5> struct BOOST_MEM_FN_NAME(cmf5): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf5)<R, T, A1, A2, A3, A4, A5, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5) const>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5) const;
explicit BOOST_MEM_FN_NAME(cmf5)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf5)<R, T, A1, A2, A3, A4, A5, F>(f) {}
};
template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6> struct BOOST_MEM_FN_NAME(mf6): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf6)<R, T, A1, A2, A3, A4, A5, A6, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5, A6)>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5, A6);
explicit BOOST_MEM_FN_NAME(mf6)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf6)<R, T, A1, A2, A3, A4, A5, A6, F>(f) {}
};
template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6> struct BOOST_MEM_FN_NAME(cmf6): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf6)<R, T, A1, A2, A3, A4, A5, A6, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5, A6) const>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5, A6) const;
explicit BOOST_MEM_FN_NAME(cmf6)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf6)<R, T, A1, A2, A3, A4, A5, A6, F>(f) {}
};
template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7> struct BOOST_MEM_FN_NAME(mf7): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf7)<R, T, A1, A2, A3, A4, A5, A6, A7, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5, A6, A7)>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5, A6, A7);
explicit BOOST_MEM_FN_NAME(mf7)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf7)<R, T, A1, A2, A3, A4, A5, A6, A7, F>(f) {}
};
template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7> struct BOOST_MEM_FN_NAME(cmf7): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf7)<R, T, A1, A2, A3, A4, A5, A6, A7, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5, A6, A7) const>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5, A6, A7) const;
explicit BOOST_MEM_FN_NAME(cmf7)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf7)<R, T, A1, A2, A3, A4, A5, A6, A7, F>(f) {}
};
template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8> struct BOOST_MEM_FN_NAME(mf8): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf8)<R, T, A1, A2, A3, A4, A5, A6, A7, A8, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5, A6, A7, A8)>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5, A6, A7, A8);
explicit BOOST_MEM_FN_NAME(mf8)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(mf8)<R, T, A1, A2, A3, A4, A5, A6, A7, A8, F>(f) {}
};
template<class R, class T, class A1, class A2, class A3, class A4, class A5, class A6, class A7, class A8> struct BOOST_MEM_FN_NAME(cmf8): public mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf8)<R, T, A1, A2, A3, A4, A5, A6, A7, A8, R (BOOST_MEM_FN_CC T::*) (A1, A2, A3, A4, A5, A6, A7, A8) const>
{
typedef R (BOOST_MEM_FN_CC T::*F) (A1, A2, A3, A4, A5, A6, A7, A8) const;
explicit BOOST_MEM_FN_NAME(cmf8)(F f): mf<R>::BOOST_NESTED_TEMPLATE BOOST_MEM_FN_NAME2(cmf8)<R, T, A1, A2, A3, A4, A5, A6, A7, A8, F>(f) {}
};

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/*
* Copyright (c) 2014 Glen Fernandes
*
* Distributed under the Boost Software License, Version 1.0. (See
* accompanying file LICENSE_1_0.txt or copy at
* http://www.boost.org/LICENSE_1_0.txt)
*/
#ifndef BOOST_CHECKED_DELETE_HPP
#define BOOST_CHECKED_DELETE_HPP
// The header file at this path is deprecated;
// use boost/core/checked_delete.hpp instead.
#include <boost/core/checked_delete.hpp>
#endif

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// Copyright David Abrahams 2006. Distributed under the Boost
// Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_CONCEPT_ASSERT_DWA2006430_HPP
# define BOOST_CONCEPT_ASSERT_DWA2006430_HPP
# include <boost/config.hpp>
# include <boost/detail/workaround.hpp>
// The old protocol used a constraints() member function in concept
// checking classes. If the compiler supports SFINAE, we can detect
// that function and seamlessly support the old concept checking
// classes. In this release, backward compatibility with the old
// concept checking classes is enabled by default, where available.
// The old protocol is deprecated, though, and backward compatibility
// will no longer be the default in the next release.
# if !defined(BOOST_NO_OLD_CONCEPT_SUPPORT) \
&& !defined(BOOST_NO_SFINAE) \
\
&& !(BOOST_WORKAROUND(__GNUC__, == 3) && BOOST_WORKAROUND(__GNUC_MINOR__, < 4))
// Note: gcc-2.96 through 3.3.x have some SFINAE, but no ability to
// check for the presence of particularmember functions.
# define BOOST_OLD_CONCEPT_SUPPORT
# endif
# ifdef BOOST_MSVC
# include <boost/concept/detail/msvc.hpp>
# elif BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x564))
# include <boost/concept/detail/borland.hpp>
# else
# include <boost/concept/detail/general.hpp>
# endif
// Usage, in class or function context:
//
// BOOST_CONCEPT_ASSERT((UnaryFunctionConcept<F,bool,int>));
//
# define BOOST_CONCEPT_ASSERT(ModelInParens) \
BOOST_CONCEPT_ASSERT_FN(void(*)ModelInParens)
#endif // BOOST_CONCEPT_ASSERT_DWA2006430_HPP

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// Copyright David Abrahams 2009. Distributed under the Boost
// Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_CONCEPT_BACKWARD_COMPATIBILITY_DWA200968_HPP
# define BOOST_CONCEPT_BACKWARD_COMPATIBILITY_DWA200968_HPP
namespace boost
{
namespace concepts {}
# if defined(BOOST_HAS_CONCEPTS) && !defined(BOOST_CONCEPT_NO_BACKWARD_KEYWORD)
namespace concept = concepts;
# endif
} // namespace boost::concept
#endif // BOOST_CONCEPT_BACKWARD_COMPATIBILITY_DWA200968_HPP

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// Copyright David Abrahams 2006. Distributed under the Boost
// Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_CONCEPT_DETAIL_BORLAND_DWA2006429_HPP
# define BOOST_CONCEPT_DETAIL_BORLAND_DWA2006429_HPP
# include <boost/preprocessor/cat.hpp>
# include <boost/concept/detail/backward_compatibility.hpp>
namespace boost { namespace concepts {
template <class ModelFnPtr>
struct require;
template <class Model>
struct require<void(*)(Model)>
{
enum { instantiate = sizeof((((Model*)0)->~Model()), 3) };
};
# define BOOST_CONCEPT_ASSERT_FN( ModelFnPtr ) \
enum \
{ \
BOOST_PP_CAT(boost_concept_check,__LINE__) = \
boost::concepts::require<ModelFnPtr>::instantiate \
}
}} // namespace boost::concept
#endif // BOOST_CONCEPT_DETAIL_BORLAND_DWA2006429_HPP

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// Copyright David Abrahams 2006. Distributed under the Boost
// Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_CONCEPT_DETAIL_CONCEPT_DEF_DWA200651_HPP
# define BOOST_CONCEPT_DETAIL_CONCEPT_DEF_DWA200651_HPP
# include <boost/preprocessor/seq/for_each_i.hpp>
# include <boost/preprocessor/seq/enum.hpp>
# include <boost/preprocessor/comma_if.hpp>
# include <boost/preprocessor/cat.hpp>
#endif // BOOST_CONCEPT_DETAIL_CONCEPT_DEF_DWA200651_HPP
// BOOST_concept(SomeName, (p1)(p2)...(pN))
//
// Expands to "template <class p1, class p2, ...class pN> struct SomeName"
//
// Also defines an equivalent SomeNameConcept for backward compatibility.
// Maybe in the next release we can kill off the "Concept" suffix for good.
# define BOOST_concept(name, params) \
template < BOOST_PP_SEQ_FOR_EACH_I(BOOST_CONCEPT_typename,~,params) > \
struct name; /* forward declaration */ \
\
template < BOOST_PP_SEQ_FOR_EACH_I(BOOST_CONCEPT_typename,~,params) > \
struct BOOST_PP_CAT(name,Concept) \
: name< BOOST_PP_SEQ_ENUM(params) > \
{ \
}; \
\
template < BOOST_PP_SEQ_FOR_EACH_I(BOOST_CONCEPT_typename,~,params) > \
struct name
// Helper for BOOST_concept, above.
# define BOOST_CONCEPT_typename(r, ignored, index, t) \
BOOST_PP_COMMA_IF(index) typename t

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// Copyright David Abrahams 2006. Distributed under the Boost
// Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
# undef BOOST_concept_typename
# undef BOOST_concept

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// Copyright David Abrahams 2006. Distributed under the Boost
// Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_CONCEPT_DETAIL_GENERAL_DWA2006429_HPP
# define BOOST_CONCEPT_DETAIL_GENERAL_DWA2006429_HPP
# include <boost/config.hpp>
# include <boost/preprocessor/cat.hpp>
# include <boost/concept/detail/backward_compatibility.hpp>
# ifdef BOOST_OLD_CONCEPT_SUPPORT
# include <boost/concept/detail/has_constraints.hpp>
# include <boost/mpl/if.hpp>
# endif
// This implementation works on Comeau and GCC, all the way back to
// 2.95
namespace boost { namespace concepts {
template <class ModelFn>
struct requirement_;
namespace detail
{
template <void(*)()> struct instantiate {};
}
template <class Model>
struct requirement
{
static void failed() { ((Model*)0)->~Model(); }
};
struct failed {};
template <class Model>
struct requirement<failed ************ Model::************>
{
static void failed() { ((Model*)0)->~Model(); }
};
# ifdef BOOST_OLD_CONCEPT_SUPPORT
template <class Model>
struct constraint
{
static void failed() { ((Model*)0)->constraints(); }
};
template <class Model>
struct requirement_<void(*)(Model)>
: mpl::if_<
concepts::not_satisfied<Model>
, constraint<Model>
, requirement<failed ************ Model::************>
>::type
{};
# else
// For GCC-2.x, these can't have exactly the same name
template <class Model>
struct requirement_<void(*)(Model)>
: requirement<failed ************ Model::************>
{};
# endif
# define BOOST_CONCEPT_ASSERT_FN( ModelFnPtr ) \
typedef ::boost::concepts::detail::instantiate< \
&::boost::concepts::requirement_<ModelFnPtr>::failed> \
BOOST_PP_CAT(boost_concept_check,__LINE__) \
BOOST_ATTRIBUTE_UNUSED
}}
#endif // BOOST_CONCEPT_DETAIL_GENERAL_DWA2006429_HPP

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// Copyright David Abrahams 2006. Distributed under the Boost
// Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_CONCEPT_DETAIL_HAS_CONSTRAINTS_DWA2006429_HPP
# define BOOST_CONCEPT_DETAIL_HAS_CONSTRAINTS_DWA2006429_HPP
# include <boost/mpl/bool.hpp>
# include <boost/detail/workaround.hpp>
# include <boost/concept/detail/backward_compatibility.hpp>
namespace boost { namespace concepts {
namespace detail
{
// Here we implement the metafunction that detects whether a
// constraints metafunction exists
typedef char yes;
typedef char (&no)[2];
template <class Model, void (Model::*)()>
struct wrap_constraints {};
#if BOOST_WORKAROUND(__SUNPRO_CC, <= 0x580) || defined(__CUDACC__)
// Work around the following bogus error in Sun Studio 11, by
// turning off the has_constraints function entirely:
// Error: complex expression not allowed in dependent template
// argument expression
inline no has_constraints_(...);
#else
template <class Model>
inline yes has_constraints_(Model*, wrap_constraints<Model,&Model::constraints>* = 0);
inline no has_constraints_(...);
#endif
}
// This would be called "detail::has_constraints," but it has a strong
// tendency to show up in error messages.
template <class Model>
struct not_satisfied
{
BOOST_STATIC_CONSTANT(
bool
, value = sizeof( detail::has_constraints_((Model*)0) ) == sizeof(detail::yes) );
typedef mpl::bool_<value> type;
};
}} // namespace boost::concepts::detail
#endif // BOOST_CONCEPT_DETAIL_HAS_CONSTRAINTS_DWA2006429_HPP

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// Copyright David Abrahams 2006. Distributed under the Boost
// Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_CONCEPT_CHECK_MSVC_DWA2006429_HPP
# define BOOST_CONCEPT_CHECK_MSVC_DWA2006429_HPP
# include <boost/preprocessor/cat.hpp>
# include <boost/concept/detail/backward_compatibility.hpp>
# include <boost/config.hpp>
# ifdef BOOST_OLD_CONCEPT_SUPPORT
# include <boost/concept/detail/has_constraints.hpp>
# include <boost/mpl/if.hpp>
# endif
# ifdef BOOST_MSVC
# pragma warning(push)
# pragma warning(disable:4100)
# endif
namespace boost { namespace concepts {
template <class Model>
struct check
{
virtual void failed(Model* x)
{
x->~Model();
}
};
# ifndef BOOST_NO_PARTIAL_SPECIALIZATION
struct failed {};
template <class Model>
struct check<failed ************ Model::************>
{
virtual void failed(Model* x)
{
x->~Model();
}
};
# endif
# ifdef BOOST_OLD_CONCEPT_SUPPORT
namespace detail
{
// No need for a virtual function here, since evaluating
// not_satisfied below will have already instantiated the
// constraints() member.
struct constraint {};
}
template <class Model>
struct require
: mpl::if_c<
not_satisfied<Model>::value
, detail::constraint
# ifndef BOOST_NO_PARTIAL_SPECIALIZATION
, check<Model>
# else
, check<failed ************ Model::************>
# endif
>::type
{};
# else
template <class Model>
struct require
# ifndef BOOST_NO_PARTIAL_SPECIALIZATION
: check<Model>
# else
: check<failed ************ Model::************>
# endif
{};
# endif
# if BOOST_WORKAROUND(BOOST_MSVC, == 1310)
//
// The iterator library sees some really strange errors unless we
// do things this way.
//
template <class Model>
struct require<void(*)(Model)>
{
virtual void failed(Model*)
{
require<Model>();
}
};
# define BOOST_CONCEPT_ASSERT_FN( ModelFnPtr ) \
enum \
{ \
BOOST_PP_CAT(boost_concept_check,__LINE__) = \
sizeof(::boost::concepts::require<ModelFnPtr>) \
}
# else // Not vc-7.1
template <class Model>
require<Model>
require_(void(*)(Model));
# define BOOST_CONCEPT_ASSERT_FN( ModelFnPtr ) \
enum \
{ \
BOOST_PP_CAT(boost_concept_check,__LINE__) = \
sizeof(::boost::concepts::require_((ModelFnPtr)0)) \
}
# endif
}}
# ifdef BOOST_MSVC
# pragma warning(pop)
# endif
#endif // BOOST_CONCEPT_CHECK_MSVC_DWA2006429_HPP

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// Copyright David Abrahams 2006. Distributed under the Boost
// Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#ifndef BOOST_CONCEPT_USAGE_DWA2006919_HPP
# define BOOST_CONCEPT_USAGE_DWA2006919_HPP
# include <boost/concept/assert.hpp>
# include <boost/detail/workaround.hpp>
# include <boost/concept/detail/backward_compatibility.hpp>
namespace boost { namespace concepts {
template <class Model>
struct usage_requirements
{
~usage_requirements() { ((Model*)0)->~Model(); }
};
# if BOOST_WORKAROUND(__GNUC__, <= 3)
# define BOOST_CONCEPT_USAGE(model) \
model(); /* at least 2.96 and 3.4.3 both need this :( */ \
BOOST_CONCEPT_ASSERT((boost::concepts::usage_requirements<model>)); \
~model()
# else
# define BOOST_CONCEPT_USAGE(model) \
BOOST_CONCEPT_ASSERT((boost::concepts::usage_requirements<model>)); \
~model()
# endif
}} // namespace boost::concepts
#endif // BOOST_CONCEPT_USAGE_DWA2006919_HPP

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67
boost/boost/config.hpp Normal file
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// Boost config.hpp configuration header file ------------------------------//
// (C) Copyright John Maddock 2002.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org/libs/config for most recent version.
// Boost config.hpp policy and rationale documentation has been moved to
// http://www.boost.org/libs/config
//
// CAUTION: This file is intended to be completely stable -
// DO NOT MODIFY THIS FILE!
//
#ifndef BOOST_CONFIG_HPP
#define BOOST_CONFIG_HPP
// if we don't have a user config, then use the default location:
#if !defined(BOOST_USER_CONFIG) && !defined(BOOST_NO_USER_CONFIG)
# define BOOST_USER_CONFIG <boost/config/user.hpp>
#if 0
// For dependency trackers:
# include <boost/config/user.hpp>
#endif
#endif
// include it first:
#ifdef BOOST_USER_CONFIG
# include BOOST_USER_CONFIG
#endif
// if we don't have a compiler config set, try and find one:
#if !defined(BOOST_COMPILER_CONFIG) && !defined(BOOST_NO_COMPILER_CONFIG) && !defined(BOOST_NO_CONFIG)
# include <boost/config/select_compiler_config.hpp>
#endif
// if we have a compiler config, include it now:
#ifdef BOOST_COMPILER_CONFIG
# include BOOST_COMPILER_CONFIG
#endif
// if we don't have a std library config set, try and find one:
#if !defined(BOOST_STDLIB_CONFIG) && !defined(BOOST_NO_STDLIB_CONFIG) && !defined(BOOST_NO_CONFIG) && defined(__cplusplus)
# include <boost/config/select_stdlib_config.hpp>
#endif
// if we have a std library config, include it now:
#ifdef BOOST_STDLIB_CONFIG
# include BOOST_STDLIB_CONFIG
#endif
// if we don't have a platform config set, try and find one:
#if !defined(BOOST_PLATFORM_CONFIG) && !defined(BOOST_NO_PLATFORM_CONFIG) && !defined(BOOST_NO_CONFIG)
# include <boost/config/select_platform_config.hpp>
#endif
// if we have a platform config, include it now:
#ifdef BOOST_PLATFORM_CONFIG
# include BOOST_PLATFORM_CONFIG
#endif
// get config suffix code:
#include <boost/config/suffix.hpp>
#ifdef BOOST_HAS_PRAGMA_ONCE
#pragma once
#endif
#endif // BOOST_CONFIG_HPP

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// (C) Copyright John Maddock 2003.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// for C++ Builder the following options effect the ABI:
//
// -b (on or off - effect emum sizes)
// -Vx (on or off - empty members)
// -Ve (on or off - empty base classes)
// -aX (alignment - 5 options).
// -pX (Calling convention - 4 options)
// -VmX (member pointer size and layout - 5 options)
// -VC (on or off, changes name mangling)
// -Vl (on or off, changes struct layout).
// In addition the following warnings are sufficiently annoying (and
// unfixable) to have them turned off by default:
//
// 8027 - functions containing [for|while] loops are not expanded inline
// 8026 - functions taking class by value arguments are not expanded inline
#pragma nopushoptwarn
# pragma option push -a8 -Vx- -Ve- -b- -pc -Vmv -VC- -Vl- -w-8027 -w-8026

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// (C) Copyright John Maddock 2003.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
# pragma option pop
#pragma nopushoptwarn

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// (C) Copyright John Maddock 2003.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// Boost binaries are built with the compiler's default ABI settings,
// if the user changes their default alignment in the VS IDE then their
// code will no longer be binary compatible with the bjam built binaries
// unless this header is included to force Boost code into a consistent ABI.
//
// Note that inclusion of this header is only necessary for libraries with
// separate source, header only libraries DO NOT need this as long as all
// translation units are built with the same options.
//
#if defined(_M_X64)
# pragma pack(push,16)
#else
# pragma pack(push,8)
#endif

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// (C) Copyright John Maddock 2003.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#pragma pack(pop)

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// abi_prefix header -------------------------------------------------------//
// (c) Copyright John Maddock 2003
// Use, modification and distribution are subject to the Boost Software License,
// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt).
#ifndef BOOST_CONFIG_ABI_PREFIX_HPP
# define BOOST_CONFIG_ABI_PREFIX_HPP
#else
# error double inclusion of header boost/config/abi_prefix.hpp is an error
#endif
#include <boost/config.hpp>
// this must occur after all other includes and before any code appears:
#ifdef BOOST_HAS_ABI_HEADERS
# include BOOST_ABI_PREFIX
#endif
#if defined( __BORLANDC__ )
#pragma nopushoptwarn
#endif

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// abi_sufffix header -------------------------------------------------------//
// (c) Copyright John Maddock 2003
// Use, modification and distribution are subject to the Boost Software License,
// Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt).
// This header should be #included AFTER code that was preceded by a #include
// <boost/config/abi_prefix.hpp>.
#ifndef BOOST_CONFIG_ABI_PREFIX_HPP
# error Header boost/config/abi_suffix.hpp must only be used after boost/config/abi_prefix.hpp
#else
# undef BOOST_CONFIG_ABI_PREFIX_HPP
#endif
// the suffix header occurs after all of our code:
#ifdef BOOST_HAS_ABI_HEADERS
# include BOOST_ABI_SUFFIX
#endif
#if defined( __BORLANDC__ )
#pragma nopushoptwarn
#endif

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// (C) Copyright John Maddock 2003.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
/*
* LOCATION: see http://www.boost.org for most recent version.
* FILE auto_link.hpp
* VERSION see <boost/version.hpp>
* DESCRIPTION: Automatic library inclusion for Borland/Microsoft compilers.
*/
/*************************************************************************
USAGE:
~~~~~~
Before including this header you must define one or more of define the following macros:
BOOST_LIB_NAME: Required: A string containing the basename of the library,
for example boost_regex.
BOOST_LIB_TOOLSET: Optional: the base name of the toolset.
BOOST_DYN_LINK: Optional: when set link to dll rather than static library.
BOOST_LIB_DIAGNOSTIC: Optional: when set the header will print out the name
of the library selected (useful for debugging).
BOOST_AUTO_LINK_NOMANGLE: Specifies that we should link to BOOST_LIB_NAME.lib,
rather than a mangled-name version.
BOOST_AUTO_LINK_TAGGED: Specifies that we link to libraries built with the --layout=tagged option.
This is essentially the same as the default name-mangled version, but without
the compiler name and version, or the Boost version. Just the build options.
These macros will be undef'ed at the end of the header, further this header
has no include guards - so be sure to include it only once from your library!
Algorithm:
~~~~~~~~~~
Libraries for Borland and Microsoft compilers are automatically
selected here, the name of the lib is selected according to the following
formula:
BOOST_LIB_PREFIX
+ BOOST_LIB_NAME
+ "_"
+ BOOST_LIB_TOOLSET
+ BOOST_LIB_THREAD_OPT
+ BOOST_LIB_RT_OPT
"-"
+ BOOST_LIB_VERSION
These are defined as:
BOOST_LIB_PREFIX: "lib" for static libraries otherwise "".
BOOST_LIB_NAME: The base name of the lib ( for example boost_regex).
BOOST_LIB_TOOLSET: The compiler toolset name (vc6, vc7, bcb5 etc).
BOOST_LIB_THREAD_OPT: "-mt" for multithread builds, otherwise nothing.
BOOST_LIB_RT_OPT: A suffix that indicates the runtime library used,
contains one or more of the following letters after
a hyphen:
s static runtime (dynamic if not present).
g debug/diagnostic runtime (release if not present).
y Python debug/diagnostic runtime (release if not present).
d debug build (release if not present).
p STLport build.
n STLport build without its IOStreams.
BOOST_LIB_VERSION: The Boost version, in the form x_y, for Boost version x.y.
***************************************************************************/
#ifdef __cplusplus
# ifndef BOOST_CONFIG_HPP
# include <boost/config.hpp>
# endif
#elif defined(_MSC_VER) && !defined(__MWERKS__) && !defined(__EDG_VERSION__)
//
// C language compatability (no, honestly)
//
# define BOOST_MSVC _MSC_VER
# define BOOST_STRINGIZE(X) BOOST_DO_STRINGIZE(X)
# define BOOST_DO_STRINGIZE(X) #X
#endif
//
// Only include what follows for known and supported compilers:
//
#if defined(BOOST_MSVC) \
|| defined(__BORLANDC__) \
|| (defined(__MWERKS__) && defined(_WIN32) && (__MWERKS__ >= 0x3000)) \
|| (defined(__ICL) && defined(_MSC_EXTENSIONS) && (_MSC_VER >= 1200))
#ifndef BOOST_VERSION_HPP
# include <boost/version.hpp>
#endif
#ifndef BOOST_LIB_NAME
# error "Macro BOOST_LIB_NAME not set (internal error)"
#endif
//
// error check:
//
#if defined(__MSVC_RUNTIME_CHECKS) && !defined(_DEBUG)
# pragma message("Using the /RTC option without specifying a debug runtime will lead to linker errors")
# pragma message("Hint: go to the code generation options and switch to one of the debugging runtimes")
# error "Incompatible build options"
#endif
//
// select toolset if not defined already:
//
#ifndef BOOST_LIB_TOOLSET
# if defined(BOOST_MSVC) && (BOOST_MSVC < 1200)
// Note: no compilers before 1200 are supported
# elif defined(BOOST_MSVC) && (BOOST_MSVC < 1300)
# ifdef UNDER_CE
// eVC4:
# define BOOST_LIB_TOOLSET "evc4"
# else
// vc6:
# define BOOST_LIB_TOOLSET "vc6"
# endif
# elif defined(BOOST_MSVC) && (BOOST_MSVC < 1310)
// vc7:
# define BOOST_LIB_TOOLSET "vc7"
# elif defined(BOOST_MSVC) && (BOOST_MSVC < 1400)
// vc71:
# define BOOST_LIB_TOOLSET "vc71"
# elif defined(BOOST_MSVC) && (BOOST_MSVC < 1500)
// vc80:
# define BOOST_LIB_TOOLSET "vc80"
# elif defined(BOOST_MSVC) && (BOOST_MSVC < 1600)
// vc90:
# define BOOST_LIB_TOOLSET "vc90"
# elif defined(BOOST_MSVC) && (BOOST_MSVC < 1700)
// vc10:
# define BOOST_LIB_TOOLSET "vc100"
# elif defined(BOOST_MSVC) && (BOOST_MSVC < 1800)
// vc11:
# define BOOST_LIB_TOOLSET "vc110"
# elif defined(BOOST_MSVC) && (BOOST_MSVC < 1900)
// vc12:
# define BOOST_LIB_TOOLSET "vc120"
# elif defined(BOOST_MSVC)
// vc14:
# define BOOST_LIB_TOOLSET "vc140"
# elif defined(__BORLANDC__)
// CBuilder 6:
# define BOOST_LIB_TOOLSET "bcb"
# elif defined(__ICL)
// Intel C++, no version number:
# define BOOST_LIB_TOOLSET "iw"
# elif defined(__MWERKS__) && (__MWERKS__ <= 0x31FF )
// Metrowerks CodeWarrior 8.x
# define BOOST_LIB_TOOLSET "cw8"
# elif defined(__MWERKS__) && (__MWERKS__ <= 0x32FF )
// Metrowerks CodeWarrior 9.x
# define BOOST_LIB_TOOLSET "cw9"
# endif
#endif // BOOST_LIB_TOOLSET
//
// select thread opt:
//
#if defined(_MT) || defined(__MT__)
# define BOOST_LIB_THREAD_OPT "-mt"
#else
# define BOOST_LIB_THREAD_OPT
#endif
#if defined(_MSC_VER) || defined(__MWERKS__)
# ifdef _DLL
# if (defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION)) && (defined(_STLP_OWN_IOSTREAMS) || defined(__STL_OWN_IOSTREAMS))
# if defined(_DEBUG) && (defined(__STL_DEBUG) || defined(_STLP_DEBUG))\
&& defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-gydp"
# elif defined(_DEBUG) && (defined(__STL_DEBUG) || defined(_STLP_DEBUG))
# define BOOST_LIB_RT_OPT "-gdp"
# elif defined(_DEBUG)\
&& defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-gydp"
# pragma message("warning: STLport debug versions are built with /D_STLP_DEBUG=1")
# error "Build options aren't compatible with pre-built libraries"
# elif defined(_DEBUG)
# define BOOST_LIB_RT_OPT "-gdp"
# pragma message("warning: STLport debug versions are built with /D_STLP_DEBUG=1")
# error "Build options aren't compatible with pre-built libraries"
# else
# define BOOST_LIB_RT_OPT "-p"
# endif
# elif defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION)
# if defined(_DEBUG) && (defined(__STL_DEBUG) || defined(_STLP_DEBUG))\
&& defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-gydpn"
# elif defined(_DEBUG) && (defined(__STL_DEBUG) || defined(_STLP_DEBUG))
# define BOOST_LIB_RT_OPT "-gdpn"
# elif defined(_DEBUG)\
&& defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-gydpn"
# pragma message("warning: STLport debug versions are built with /D_STLP_DEBUG=1")
# error "Build options aren't compatible with pre-built libraries"
# elif defined(_DEBUG)
# define BOOST_LIB_RT_OPT "-gdpn"
# pragma message("warning: STLport debug versions are built with /D_STLP_DEBUG=1")
# error "Build options aren't compatible with pre-built libraries"
# else
# define BOOST_LIB_RT_OPT "-pn"
# endif
# else
# if defined(_DEBUG) && defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-gyd"
# elif defined(_DEBUG)
# define BOOST_LIB_RT_OPT "-gd"
# else
# define BOOST_LIB_RT_OPT
# endif
# endif
# else
# if (defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION)) && (defined(_STLP_OWN_IOSTREAMS) || defined(__STL_OWN_IOSTREAMS))
# if defined(_DEBUG) && (defined(__STL_DEBUG) || defined(_STLP_DEBUG))\
&& defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-sgydp"
# elif defined(_DEBUG) && (defined(__STL_DEBUG) || defined(_STLP_DEBUG))
# define BOOST_LIB_RT_OPT "-sgdp"
# elif defined(_DEBUG)\
&& defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-sgydp"
# pragma message("warning: STLport debug versions are built with /D_STLP_DEBUG=1")
# error "Build options aren't compatible with pre-built libraries"
# elif defined(_DEBUG)
# define BOOST_LIB_RT_OPT "-sgdp"
# pragma message("warning: STLport debug versions are built with /D_STLP_DEBUG=1")
# error "Build options aren't compatible with pre-built libraries"
# else
# define BOOST_LIB_RT_OPT "-sp"
# endif
# elif defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION)
# if defined(_DEBUG) && (defined(__STL_DEBUG) || defined(_STLP_DEBUG))\
&& defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-sgydpn"
# elif defined(_DEBUG) && (defined(__STL_DEBUG) || defined(_STLP_DEBUG))
# define BOOST_LIB_RT_OPT "-sgdpn"
# elif defined(_DEBUG)\
&& defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-sgydpn"
# pragma message("warning: STLport debug versions are built with /D_STLP_DEBUG=1")
# error "Build options aren't compatible with pre-built libraries"
# elif defined(_DEBUG)
# define BOOST_LIB_RT_OPT "-sgdpn"
# pragma message("warning: STLport debug versions are built with /D_STLP_DEBUG=1")
# error "Build options aren't compatible with pre-built libraries"
# else
# define BOOST_LIB_RT_OPT "-spn"
# endif
# else
# if defined(_DEBUG)\
&& defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-sgyd"
# elif defined(_DEBUG)
# define BOOST_LIB_RT_OPT "-sgd"
# else
# define BOOST_LIB_RT_OPT "-s"
# endif
# endif
# endif
#elif defined(__BORLANDC__)
//
// figure out whether we want the debug builds or not:
//
#if __BORLANDC__ > 0x561
#pragma defineonoption BOOST_BORLAND_DEBUG -v
#endif
//
// sanity check:
//
#if defined(__STL_DEBUG) || defined(_STLP_DEBUG)
#error "Pre-built versions of the Boost libraries are not provided in STLport-debug form"
#endif
# ifdef _RTLDLL
# if defined(BOOST_BORLAND_DEBUG)\
&& defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-yd"
# elif defined(BOOST_BORLAND_DEBUG)
# define BOOST_LIB_RT_OPT "-d"
# elif defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT -y
# else
# define BOOST_LIB_RT_OPT
# endif
# else
# if defined(BOOST_BORLAND_DEBUG)\
&& defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-syd"
# elif defined(BOOST_BORLAND_DEBUG)
# define BOOST_LIB_RT_OPT "-sd"
# elif defined(BOOST_DEBUG_PYTHON) && defined(BOOST_LINKING_PYTHON)
# define BOOST_LIB_RT_OPT "-sy"
# else
# define BOOST_LIB_RT_OPT "-s"
# endif
# endif
#endif
//
// select linkage opt:
//
#if (defined(_DLL) || defined(_RTLDLL)) && defined(BOOST_DYN_LINK)
# define BOOST_LIB_PREFIX
#elif defined(BOOST_DYN_LINK)
# error "Mixing a dll boost library with a static runtime is a really bad idea..."
#else
# define BOOST_LIB_PREFIX "lib"
#endif
//
// now include the lib:
//
#if defined(BOOST_LIB_NAME) \
&& defined(BOOST_LIB_PREFIX) \
&& defined(BOOST_LIB_TOOLSET) \
&& defined(BOOST_LIB_THREAD_OPT) \
&& defined(BOOST_LIB_RT_OPT) \
&& defined(BOOST_LIB_VERSION)
#ifdef BOOST_AUTO_LINK_TAGGED
# pragma comment(lib, BOOST_LIB_PREFIX BOOST_STRINGIZE(BOOST_LIB_NAME) BOOST_LIB_THREAD_OPT BOOST_LIB_RT_OPT ".lib")
# ifdef BOOST_LIB_DIAGNOSTIC
# pragma message ("Linking to lib file: " BOOST_LIB_PREFIX BOOST_STRINGIZE(BOOST_LIB_NAME) BOOST_LIB_THREAD_OPT BOOST_LIB_RT_OPT ".lib")
# endif
#elif defined(BOOST_AUTO_LINK_NOMANGLE)
# pragma comment(lib, BOOST_STRINGIZE(BOOST_LIB_NAME) ".lib")
# ifdef BOOST_LIB_DIAGNOSTIC
# pragma message ("Linking to lib file: " BOOST_STRINGIZE(BOOST_LIB_NAME) ".lib")
# endif
#elif defined(BOOST_LIB_BUILDID)
# pragma comment(lib, BOOST_LIB_PREFIX BOOST_STRINGIZE(BOOST_LIB_NAME) "-" BOOST_LIB_TOOLSET BOOST_LIB_THREAD_OPT BOOST_LIB_RT_OPT "-" BOOST_LIB_VERSION "-" BOOST_STRINGIZE(BOOST_LIB_BUILDID) ".lib")
# ifdef BOOST_LIB_DIAGNOSTIC
# pragma message ("Linking to lib file: " BOOST_LIB_PREFIX BOOST_STRINGIZE(BOOST_LIB_NAME) "-" BOOST_LIB_TOOLSET BOOST_LIB_THREAD_OPT BOOST_LIB_RT_OPT "-" BOOST_LIB_VERSION "-" BOOST_STRINGIZE(BOOST_LIB_BUILDID) ".lib")
# endif
#else
# pragma comment(lib, BOOST_LIB_PREFIX BOOST_STRINGIZE(BOOST_LIB_NAME) "-" BOOST_LIB_TOOLSET BOOST_LIB_THREAD_OPT BOOST_LIB_RT_OPT "-" BOOST_LIB_VERSION ".lib")
# ifdef BOOST_LIB_DIAGNOSTIC
# pragma message ("Linking to lib file: " BOOST_LIB_PREFIX BOOST_STRINGIZE(BOOST_LIB_NAME) "-" BOOST_LIB_TOOLSET BOOST_LIB_THREAD_OPT BOOST_LIB_RT_OPT "-" BOOST_LIB_VERSION ".lib")
# endif
#endif
#else
# error "some required macros where not defined (internal logic error)."
#endif
#endif // _MSC_VER || __BORLANDC__
//
// finally undef any macros we may have set:
//
#ifdef BOOST_LIB_PREFIX
# undef BOOST_LIB_PREFIX
#endif
#if defined(BOOST_LIB_NAME)
# undef BOOST_LIB_NAME
#endif
// Don't undef this one: it can be set by the user and should be the
// same for all libraries:
//#if defined(BOOST_LIB_TOOLSET)
//# undef BOOST_LIB_TOOLSET
//#endif
#if defined(BOOST_LIB_THREAD_OPT)
# undef BOOST_LIB_THREAD_OPT
#endif
#if defined(BOOST_LIB_RT_OPT)
# undef BOOST_LIB_RT_OPT
#endif
#if defined(BOOST_LIB_LINK_OPT)
# undef BOOST_LIB_LINK_OPT
#endif
#if defined(BOOST_LIB_DEBUG_OPT)
# undef BOOST_LIB_DEBUG_OPT
#endif
#if defined(BOOST_DYN_LINK)
# undef BOOST_DYN_LINK
#endif

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@ -0,0 +1,319 @@
// (C) Copyright John Maddock 2001 - 2003.
// (C) Copyright David Abrahams 2002 - 2003.
// (C) Copyright Aleksey Gurtovoy 2002.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// Borland C++ compiler setup:
//
// versions check:
// we don't support Borland prior to version 5.4:
#if __BORLANDC__ < 0x540
# error "Compiler not supported or configured - please reconfigure"
#endif
// last known compiler version:
#if (__BORLANDC__ > 0x613)
//# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
//# else
//# pragma message( "Unknown compiler version - please run the configure tests and report the results")
//# endif
#elif (__BORLANDC__ == 0x600)
# error "CBuilderX preview compiler is no longer supported"
#endif
//
// Support macros to help with standard library detection
#if (__BORLANDC__ < 0x560) || defined(_USE_OLD_RW_STL)
# define BOOST_BCB_WITH_ROGUE_WAVE
#elif __BORLANDC__ < 0x570
# define BOOST_BCB_WITH_STLPORT
#else
# define BOOST_BCB_WITH_DINKUMWARE
#endif
//
// Version 5.0 and below:
# if __BORLANDC__ <= 0x0550
// Borland C++Builder 4 and 5:
# define BOOST_NO_MEMBER_TEMPLATE_FRIENDS
# if __BORLANDC__ == 0x0550
// Borland C++Builder 5, command-line compiler 5.5:
# define BOOST_NO_OPERATORS_IN_NAMESPACE
# endif
// Variadic macros do not exist for C++ Builder versions 5 and below
#define BOOST_NO_CXX11_VARIADIC_MACROS
# endif
// Version 5.51 and below:
#if (__BORLANDC__ <= 0x551)
# define BOOST_NO_CV_SPECIALIZATIONS
# define BOOST_NO_CV_VOID_SPECIALIZATIONS
# define BOOST_NO_DEDUCED_TYPENAME
// workaround for missing WCHAR_MAX/WCHAR_MIN:
#ifdef __cplusplus
#include <climits>
#include <cwchar>
#else
#include <limits.h>
#include <wchar.h>
#endif // __cplusplus
#ifndef WCHAR_MAX
# define WCHAR_MAX 0xffff
#endif
#ifndef WCHAR_MIN
# define WCHAR_MIN 0
#endif
#endif
// Borland C++ Builder 6 and below:
#if (__BORLANDC__ <= 0x564)
# if defined(NDEBUG) && defined(__cplusplus)
// fix broken <cstring> so that Boost.test works:
# include <cstring>
# undef strcmp
# endif
// fix broken errno declaration:
# include <errno.h>
# ifndef errno
# define errno errno
# endif
#endif
//
// new bug in 5.61:
#if (__BORLANDC__ >= 0x561) && (__BORLANDC__ <= 0x580)
// this seems to be needed by the command line compiler, but not the IDE:
# define BOOST_NO_MEMBER_FUNCTION_SPECIALIZATIONS
#endif
// Borland C++ Builder 2006 Update 2 and below:
#if (__BORLANDC__ <= 0x582)
# define BOOST_NO_SFINAE
# define BOOST_BCB_PARTIAL_SPECIALIZATION_BUG
# define BOOST_NO_TEMPLATE_TEMPLATES
# define BOOST_NO_PRIVATE_IN_AGGREGATE
# ifdef _WIN32
# define BOOST_NO_SWPRINTF
# elif defined(linux) || defined(__linux__) || defined(__linux)
// we should really be able to do without this
// but the wcs* functions aren't imported into std::
# define BOOST_NO_STDC_NAMESPACE
// _CPPUNWIND doesn't get automatically set for some reason:
# pragma defineonoption BOOST_CPPUNWIND -x
# endif
#endif
#if (__BORLANDC__ <= 0x613) // Beman has asked Alisdair for more info
// we shouldn't really need this - but too many things choke
// without it, this needs more investigation:
# define BOOST_NO_LIMITS_COMPILE_TIME_CONSTANTS
# define BOOST_NO_IS_ABSTRACT
# define BOOST_NO_FUNCTION_TYPE_SPECIALIZATIONS
# define BOOST_NO_USING_TEMPLATE
# define BOOST_SP_NO_SP_CONVERTIBLE
// Temporary workaround
#define BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
#endif
// Borland C++ Builder 2008 and below:
# define BOOST_NO_INTEGRAL_INT64_T
# define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
# define BOOST_NO_DEPENDENT_NESTED_DERIVATIONS
# define BOOST_NO_MEMBER_TEMPLATE_FRIENDS
# define BOOST_NO_TWO_PHASE_NAME_LOOKUP
# define BOOST_NO_USING_DECLARATION_OVERLOADS_FROM_TYPENAME_BASE
# define BOOST_NO_NESTED_FRIENDSHIP
# define BOOST_NO_TYPENAME_WITH_CTOR
#if (__BORLANDC__ < 0x600)
# define BOOST_ILLEGAL_CV_REFERENCES
#endif
//
// Positive Feature detection
//
// Borland C++ Builder 2008 and below:
#if (__BORLANDC__ >= 0x599)
# pragma defineonoption BOOST_CODEGEAR_0X_SUPPORT -Ax
#endif
//
// C++0x Macros:
//
#if !defined( BOOST_CODEGEAR_0X_SUPPORT ) || (__BORLANDC__ < 0x610)
# define BOOST_NO_CXX11_CHAR16_T
# define BOOST_NO_CXX11_CHAR32_T
# define BOOST_NO_CXX11_DECLTYPE
# define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
# define BOOST_NO_CXX11_EXTERN_TEMPLATE
# define BOOST_NO_CXX11_RVALUE_REFERENCES
# define BOOST_NO_CXX11_SCOPED_ENUMS
# define BOOST_NO_CXX11_STATIC_ASSERT
#else
# define BOOST_HAS_ALIGNOF
# define BOOST_HAS_CHAR16_T
# define BOOST_HAS_CHAR32_T
# define BOOST_HAS_DECLTYPE
# define BOOST_HAS_EXPLICIT_CONVERSION_OPS
# define BOOST_HAS_REF_QUALIFIER
# define BOOST_HAS_RVALUE_REFS
# define BOOST_HAS_STATIC_ASSERT
#endif
#define BOOST_NO_CXX11_AUTO_DECLARATIONS
#define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#define BOOST_NO_CXX11_CONSTEXPR
#define BOOST_NO_CXX11_DECLTYPE_N3276
#define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#define BOOST_NO_CXX11_DELETED_FUNCTIONS
#define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#define BOOST_NO_CXX11_LAMBDAS
#define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#define BOOST_NO_CXX11_NULLPTR
#define BOOST_NO_CXX11_RANGE_BASED_FOR
#define BOOST_NO_CXX11_RAW_LITERALS
#define BOOST_NO_CXX11_RVALUE_REFERENCES
#define BOOST_NO_CXX11_SCOPED_ENUMS
#define BOOST_NO_SFINAE_EXPR
#define BOOST_NO_CXX11_TEMPLATE_ALIASES
#define BOOST_NO_CXX11_UNICODE_LITERALS // UTF-8 still not supported
#define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#define BOOST_NO_CXX11_NOEXCEPT
#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#define BOOST_NO_CXX11_ALIGNAS
#define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#define BOOST_NO_CXX11_INLINE_NAMESPACES
#define BOOST_NO_CXX11_REF_QUALIFIERS
#define BOOST_NO_CXX11_FINAL
#define BOOST_NO_CXX11_THREAD_LOCAL
// C++ 14:
#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !defined(__cpp_binary_literals) || (__cpp_binary_literals < 201304)
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !defined(__cpp_decltype_auto) || (__cpp_decltype_auto < 201304)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if (__cplusplus < 201304) // There's no SD6 check for this....
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
#if !defined(__cpp_generic_lambdas) || (__cpp_generic_lambdas < 201304)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
#if !defined(__cpp_init_captures) || (__cpp_init_captures < 201304)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !defined(__cpp_return_type_deduction) || (__cpp_return_type_deduction < 201304)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
#if __BORLANDC__ >= 0x590
# define BOOST_HAS_TR1_HASH
# define BOOST_HAS_MACRO_USE_FACET
#endif
//
// Post 0x561 we have long long and stdint.h:
#if __BORLANDC__ >= 0x561
# ifndef __NO_LONG_LONG
# define BOOST_HAS_LONG_LONG
# else
# define BOOST_NO_LONG_LONG
# endif
// On non-Win32 platforms let the platform config figure this out:
# ifdef _WIN32
# define BOOST_HAS_STDINT_H
# endif
#endif
// Borland C++Builder 6 defaults to using STLPort. If _USE_OLD_RW_STL is
// defined, then we have 0x560 or greater with the Rogue Wave implementation
// which presumably has the std::DBL_MAX bug.
#if defined( BOOST_BCB_WITH_ROGUE_WAVE )
// <climits> is partly broken, some macros define symbols that are really in
// namespace std, so you end up having to use illegal constructs like
// std::DBL_MAX, as a fix we'll just include float.h and have done with:
#include <float.h>
#endif
//
// __int64:
//
#if (__BORLANDC__ >= 0x530) && !defined(__STRICT_ANSI__)
# define BOOST_HAS_MS_INT64
#endif
//
// check for exception handling support:
//
#if !defined(_CPPUNWIND) && !defined(BOOST_CPPUNWIND) && !defined(__EXCEPTIONS) && !defined(BOOST_NO_EXCEPTIONS)
# define BOOST_NO_EXCEPTIONS
#endif
//
// all versions have a <dirent.h>:
//
#ifndef __STRICT_ANSI__
# define BOOST_HAS_DIRENT_H
#endif
//
// all versions support __declspec:
//
#if defined(__STRICT_ANSI__)
// config/platform/win32.hpp will define BOOST_SYMBOL_EXPORT, etc., unless already defined
# define BOOST_SYMBOL_EXPORT
#endif
//
// ABI fixing headers:
//
#if __BORLANDC__ != 0x600 // not implemented for version 6 compiler yet
#ifndef BOOST_ABI_PREFIX
# define BOOST_ABI_PREFIX "boost/config/abi/borland_prefix.hpp"
#endif
#ifndef BOOST_ABI_SUFFIX
# define BOOST_ABI_SUFFIX "boost/config/abi/borland_suffix.hpp"
#endif
#endif
//
// Disable Win32 support in ANSI mode:
//
#if __BORLANDC__ < 0x600
# pragma defineonoption BOOST_DISABLE_WIN32 -A
#elif defined(__STRICT_ANSI__)
# define BOOST_DISABLE_WIN32
#endif
//
// MSVC compatibility mode does some nasty things:
// TODO: look up if this doesn't apply to the whole 12xx range
//
#if defined(_MSC_VER) && (_MSC_VER <= 1200)
# define BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP
# define BOOST_NO_VOID_RETURNS
#endif
// Borland did not implement value-initialization completely, as I reported
// in 2007, Borland Report 51854, "Value-initialization: POD struct should be
// zero-initialized", http://qc.embarcadero.com/wc/qcmain.aspx?d=51854
// See also: http://www.boost.org/libs/utility/value_init.htm#compiler_issues
// (Niels Dekker, LKEB, April 2010)
#define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
#define BOOST_COMPILER "Borland C++ version " BOOST_STRINGIZE(__BORLANDC__)

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@ -0,0 +1,304 @@
// (C) Copyright Douglas Gregor 2010
//
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// Clang compiler setup.
#define BOOST_HAS_PRAGMA_ONCE
// Detecting `-fms-extension` compiler flag assuming that _MSC_VER defined when that flag is used.
#if defined (_MSC_VER) && (__clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >= 4))
# define BOOST_HAS_PRAGMA_DETECT_MISMATCH
#endif
// When compiling with clang before __has_extension was defined,
// even if one writes 'defined(__has_extension) && __has_extension(xxx)',
// clang reports a compiler error. So the only workaround found is:
#ifndef __has_extension
#define __has_extension __has_feature
#endif
#ifndef __has_attribute
#define __has_attribute(x) 0
#endif
#if !__has_feature(cxx_exceptions) && !defined(BOOST_NO_EXCEPTIONS)
# define BOOST_NO_EXCEPTIONS
#endif
#if !__has_feature(cxx_rtti) && !defined(BOOST_NO_RTTI)
# define BOOST_NO_RTTI
#endif
#if !__has_feature(cxx_rtti) && !defined(BOOST_NO_TYPEID)
# define BOOST_NO_TYPEID
#endif
#if !__has_feature(cxx_thread_local)
# define BOOST_NO_CXX11_THREAD_LOCAL
#endif
#ifdef __is_identifier
#if !__is_identifier(__int64) && !defined(__GNUC__)
# define BOOST_HAS_MS_INT64
#endif
#endif
#if __has_include(<stdint.h>)
# define BOOST_HAS_STDINT_H
#endif
#define BOOST_HAS_NRVO
// Branch prediction hints
#if defined(__has_builtin)
#if __has_builtin(__builtin_expect)
#define BOOST_LIKELY(x) __builtin_expect(x, 1)
#define BOOST_UNLIKELY(x) __builtin_expect(x, 0)
#endif
#endif
// Clang supports "long long" in all compilation modes.
#define BOOST_HAS_LONG_LONG
//
// We disable this if the compiler is really nvcc with C++03 as it
// doesn't actually support __int128 as of CUDA_VERSION=7500
// even though it defines __SIZEOF_INT128__.
// See https://svn.boost.org/trac/boost/ticket/10418
// https://svn.boost.org/trac/boost/ticket/11852
// Only re-enable this for nvcc if you're absolutely sure
// of the circumstances under which it's supported.
// Similarly __SIZEOF_INT128__ is defined when targetting msvc
// compatibility even though the required support functions are absent.
//
#if defined(__CUDACC__)
# if defined(BOOST_GCC_CXX11)
# define BOOST_NVCC_CXX11
# else
# define BOOST_NVCC_CXX03
# endif
#endif
#if defined(__SIZEOF_INT128__) && !defined(BOOST_NVCC_CXX03) && !defined(_MSC_VER)
# define BOOST_HAS_INT128
#endif
//
// Dynamic shared object (DSO) and dynamic-link library (DLL) support
//
#if !defined(_WIN32) && !defined(__WIN32__) && !defined(WIN32)
# define BOOST_SYMBOL_EXPORT __attribute__((__visibility__("default")))
# define BOOST_SYMBOL_IMPORT
# define BOOST_SYMBOL_VISIBLE __attribute__((__visibility__("default")))
#endif
//
// The BOOST_FALLTHROUGH macro can be used to annotate implicit fall-through
// between switch labels.
//
#if __cplusplus >= 201103L && defined(__has_warning)
# if __has_feature(cxx_attributes) && __has_warning("-Wimplicit-fallthrough")
# define BOOST_FALLTHROUGH [[clang::fallthrough]]
# endif
#endif
#if !__has_feature(cxx_auto_type)
# define BOOST_NO_CXX11_AUTO_DECLARATIONS
# define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#endif
//
// Currently clang on Windows using VC++ RTL does not support C++11's char16_t or char32_t
//
#if (defined(_MSC_VER) && (_MSC_VER < 1900)) || !(defined(__GXX_EXPERIMENTAL_CXX0X__) || __cplusplus >= 201103L)
# define BOOST_NO_CXX11_CHAR16_T
# define BOOST_NO_CXX11_CHAR32_T
#endif
#if defined(_MSC_VER) && (_MSC_VER >= 1800) && !defined(__GNUC__)
#define BOOST_HAS_EXPM1
#define BOOST_HAS_LOG1P
#endif
#if !__has_feature(cxx_constexpr)
# define BOOST_NO_CXX11_CONSTEXPR
#endif
#if !__has_feature(cxx_decltype)
# define BOOST_NO_CXX11_DECLTYPE
#endif
#if !__has_feature(cxx_decltype_incomplete_return_types)
# define BOOST_NO_CXX11_DECLTYPE_N3276
#endif
#if !__has_feature(cxx_defaulted_functions)
# define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#endif
#if !__has_feature(cxx_deleted_functions)
# define BOOST_NO_CXX11_DELETED_FUNCTIONS
#endif
#if !__has_feature(cxx_explicit_conversions)
# define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#endif
#if !__has_feature(cxx_default_function_template_args)
# define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#endif
#if !__has_feature(cxx_generalized_initializers)
# define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#endif
#if !__has_feature(cxx_lambdas)
# define BOOST_NO_CXX11_LAMBDAS
#endif
#if !__has_feature(cxx_local_type_template_args)
# define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#endif
#if !__has_feature(cxx_noexcept)
# define BOOST_NO_CXX11_NOEXCEPT
#endif
#if !__has_feature(cxx_nullptr)
# define BOOST_NO_CXX11_NULLPTR
#endif
#if !__has_feature(cxx_range_for)
# define BOOST_NO_CXX11_RANGE_BASED_FOR
#endif
#if !__has_feature(cxx_raw_string_literals)
# define BOOST_NO_CXX11_RAW_LITERALS
#endif
#if !__has_feature(cxx_reference_qualified_functions)
# define BOOST_NO_CXX11_REF_QUALIFIERS
#endif
#if !__has_feature(cxx_generalized_initializers)
# define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#endif
#if !__has_feature(cxx_rvalue_references)
# define BOOST_NO_CXX11_RVALUE_REFERENCES
#endif
#if !__has_feature(cxx_strong_enums)
# define BOOST_NO_CXX11_SCOPED_ENUMS
#endif
#if !__has_feature(cxx_static_assert)
# define BOOST_NO_CXX11_STATIC_ASSERT
#endif
#if !__has_feature(cxx_alias_templates)
# define BOOST_NO_CXX11_TEMPLATE_ALIASES
#endif
#if !__has_feature(cxx_unicode_literals)
# define BOOST_NO_CXX11_UNICODE_LITERALS
#endif
#if !__has_feature(cxx_variadic_templates)
# define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#endif
#if !__has_feature(cxx_user_literals)
# define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#endif
#if !__has_feature(cxx_alignas)
# define BOOST_NO_CXX11_ALIGNAS
#endif
#if !__has_feature(cxx_trailing_return)
# define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#endif
#if !__has_feature(cxx_inline_namespaces)
# define BOOST_NO_CXX11_INLINE_NAMESPACES
#endif
#if !__has_feature(cxx_override_control)
# define BOOST_NO_CXX11_FINAL
#endif
#if !(__has_feature(__cxx_binary_literals__) || __has_extension(__cxx_binary_literals__))
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !__has_feature(__cxx_decltype_auto__)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if !__has_feature(__cxx_aggregate_nsdmi__)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !__has_feature(__cxx_init_captures__)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !__has_feature(__cxx_generic_lambdas__)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
// clang < 3.5 has a defect with dependent type, like following.
//
// template <class T>
// constexpr typename enable_if<pred<T> >::type foo(T &)
// { } // error: no return statement in constexpr function
//
// This issue also affects C++11 mode, but C++11 constexpr requires return stmt.
// Therefore we don't care such case.
//
// Note that we can't check Clang version directly as the numbering system changes depending who's
// creating the Clang release (see https://github.com/boostorg/config/pull/39#issuecomment-59927873)
// so instead verify that we have a feature that was introduced at the same time as working C++14
// constexpr (generic lambda's in this case):
//
#if !__has_feature(__cxx_generic_lambdas__) || !__has_feature(__cxx_relaxed_constexpr__)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !__has_feature(__cxx_return_type_deduction__)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !__has_feature(__cxx_variable_templates__)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
#if __cplusplus < 201400
// All versions with __cplusplus above this value seem to support this:
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
//
// __builtin_unreachable:
#if defined(__has_builtin) && __has_builtin(__builtin_unreachable)
#define BOOST_UNREACHABLE_RETURN(x) __builtin_unreachable();
#endif
// Clang has supported the 'unused' attribute since the first release.
#define BOOST_ATTRIBUTE_UNUSED __attribute__((__unused__))
#ifndef BOOST_COMPILER
# define BOOST_COMPILER "Clang version " __clang_version__
#endif
// Macro used to identify the Clang compiler.
#define BOOST_CLANG 1

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@ -0,0 +1,221 @@
// (C) Copyright John Maddock 2001 - 2003.
// (C) Copyright David Abrahams 2002 - 2003.
// (C) Copyright Aleksey Gurtovoy 2002.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// CodeGear C++ compiler setup:
#if !defined( BOOST_WITH_CODEGEAR_WARNINGS )
// these warnings occur frequently in optimized template code
# pragma warn -8004 // var assigned value, but never used
# pragma warn -8008 // condition always true/false
# pragma warn -8066 // dead code can never execute
# pragma warn -8104 // static members with ctors not threadsafe
# pragma warn -8105 // reference member in class without ctors
#endif
//
// versions check:
// last known and checked version is 0x621
#if (__CODEGEARC__ > 0x621)
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# else
# pragma message( "Unknown compiler version - please run the configure tests and report the results")
# endif
#endif
// CodeGear C++ Builder 2009
#if (__CODEGEARC__ <= 0x613)
# define BOOST_NO_INTEGRAL_INT64_T
# define BOOST_NO_DEPENDENT_NESTED_DERIVATIONS
# define BOOST_NO_PRIVATE_IN_AGGREGATE
# define BOOST_NO_USING_DECLARATION_OVERLOADS_FROM_TYPENAME_BASE
// we shouldn't really need this - but too many things choke
// without it, this needs more investigation:
# define BOOST_NO_LIMITS_COMPILE_TIME_CONSTANTS
# define BOOST_SP_NO_SP_CONVERTIBLE
#endif
// CodeGear C++ Builder 2010
#if (__CODEGEARC__ <= 0x621)
# define BOOST_NO_TYPENAME_WITH_CTOR // Cannot use typename keyword when making temporaries of a dependant type
# define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
# define BOOST_NO_MEMBER_TEMPLATE_FRIENDS
# define BOOST_NO_NESTED_FRIENDSHIP // TC1 gives nested classes access rights as any other member
# define BOOST_NO_USING_TEMPLATE
# define BOOST_NO_TWO_PHASE_NAME_LOOKUP
// Temporary hack, until specific MPL preprocessed headers are generated
# define BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
// CodeGear has not yet completely implemented value-initialization, for
// example for array types, as I reported in 2010: Embarcadero Report 83751,
// "Value-initialization: arrays should have each element value-initialized",
// http://qc.embarcadero.com/wc/qcmain.aspx?d=83751
// Last checked version: Embarcadero C++ 6.21
// See also: http://www.boost.org/libs/utility/value_init.htm#compiler_issues
// (Niels Dekker, LKEB, April 2010)
# define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
# if defined(NDEBUG) && defined(__cplusplus)
// fix broken <cstring> so that Boost.test works:
# include <cstring>
# undef strcmp
# endif
// fix broken errno declaration:
# include <errno.h>
# ifndef errno
# define errno errno
# endif
#endif
// Reportedly, #pragma once is supported since C++ Builder 2010
#if (__CODEGEARC__ >= 0x620)
# define BOOST_HAS_PRAGMA_ONCE
#endif
//
// C++0x macros:
//
#if (__CODEGEARC__ <= 0x620)
#define BOOST_NO_CXX11_STATIC_ASSERT
#else
#define BOOST_HAS_STATIC_ASSERT
#endif
#define BOOST_HAS_CHAR16_T
#define BOOST_HAS_CHAR32_T
#define BOOST_HAS_LONG_LONG
// #define BOOST_HAS_ALIGNOF
#define BOOST_HAS_DECLTYPE
#define BOOST_HAS_EXPLICIT_CONVERSION_OPS
// #define BOOST_HAS_RVALUE_REFS
#define BOOST_HAS_SCOPED_ENUM
// #define BOOST_HAS_STATIC_ASSERT
#define BOOST_HAS_STD_TYPE_TRAITS
#define BOOST_NO_CXX11_AUTO_DECLARATIONS
#define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#define BOOST_NO_CXX11_CONSTEXPR
#define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#define BOOST_NO_CXX11_DELETED_FUNCTIONS
#define BOOST_NO_CXX11_EXTERN_TEMPLATE
#define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#define BOOST_NO_CXX11_LAMBDAS
#define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#define BOOST_NO_CXX11_NOEXCEPT
#define BOOST_NO_CXX11_NULLPTR
#define BOOST_NO_CXX11_RANGE_BASED_FOR
#define BOOST_NO_CXX11_RAW_LITERALS
#define BOOST_NO_CXX11_RVALUE_REFERENCES
#define BOOST_NO_SFINAE_EXPR
#define BOOST_NO_CXX11_TEMPLATE_ALIASES
#define BOOST_NO_CXX11_UNICODE_LITERALS
#define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#define BOOST_NO_CXX11_ALIGNAS
#define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#define BOOST_NO_CXX11_INLINE_NAMESPACES
#define BOOST_NO_CXX11_REF_QUALIFIERS
#define BOOST_NO_CXX11_FINAL
#define BOOST_NO_CXX11_THREAD_LOCAL
// C++ 14:
#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !defined(__cpp_binary_literals) || (__cpp_binary_literals < 201304)
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !defined(__cpp_decltype_auto) || (__cpp_decltype_auto < 201304)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if (__cplusplus < 201304) // There's no SD6 check for this....
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
#if !defined(__cpp_generic_lambdas) || (__cpp_generic_lambdas < 201304)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
#if !defined(__cpp_init_captures) || (__cpp_init_captures < 201304)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !defined(__cpp_return_type_deduction) || (__cpp_return_type_deduction < 201304)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
//
// TR1 macros:
//
#define BOOST_HAS_TR1_HASH
#define BOOST_HAS_TR1_TYPE_TRAITS
#define BOOST_HAS_TR1_UNORDERED_MAP
#define BOOST_HAS_TR1_UNORDERED_SET
#define BOOST_HAS_MACRO_USE_FACET
#define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
// On non-Win32 platforms let the platform config figure this out:
#ifdef _WIN32
# define BOOST_HAS_STDINT_H
#endif
//
// __int64:
//
#if !defined(__STRICT_ANSI__)
# define BOOST_HAS_MS_INT64
#endif
//
// check for exception handling support:
//
#if !defined(_CPPUNWIND) && !defined(BOOST_CPPUNWIND) && !defined(__EXCEPTIONS) && !defined(BOOST_NO_EXCEPTIONS)
# define BOOST_NO_EXCEPTIONS
#endif
//
// all versions have a <dirent.h>:
//
#if !defined(__STRICT_ANSI__)
# define BOOST_HAS_DIRENT_H
#endif
//
// all versions support __declspec:
//
#if defined(__STRICT_ANSI__)
// config/platform/win32.hpp will define BOOST_SYMBOL_EXPORT, etc., unless already defined
# define BOOST_SYMBOL_EXPORT
#endif
//
// ABI fixing headers:
//
#ifndef BOOST_ABI_PREFIX
# define BOOST_ABI_PREFIX "boost/config/abi/borland_prefix.hpp"
#endif
#ifndef BOOST_ABI_SUFFIX
# define BOOST_ABI_SUFFIX "boost/config/abi/borland_suffix.hpp"
#endif
//
// Disable Win32 support in ANSI mode:
//
# pragma defineonoption BOOST_DISABLE_WIN32 -A
//
// MSVC compatibility mode does some nasty things:
// TODO: look up if this doesn't apply to the whole 12xx range
//
#if defined(_MSC_VER) && (_MSC_VER <= 1200)
# define BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP
# define BOOST_NO_VOID_RETURNS
#endif
#define BOOST_COMPILER "CodeGear C++ version " BOOST_STRINGIZE(__CODEGEARC__)

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// (C) Copyright John Maddock 2001.
// (C) Copyright Douglas Gregor 2001.
// (C) Copyright Peter Dimov 2001.
// (C) Copyright Aleksey Gurtovoy 2003.
// (C) Copyright Beman Dawes 2003.
// (C) Copyright Jens Maurer 2003.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// Comeau C++ compiler setup:
#include <boost/config/compiler/common_edg.hpp>
#if (__COMO_VERSION__ <= 4245)
# if defined(_MSC_VER) && _MSC_VER <= 1300
# if _MSC_VER > 100
// only set this in non-strict mode:
# define BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP
# endif
# endif
// Void returns don't work when emulating VC 6 (Peter Dimov)
// TODO: look up if this doesn't apply to the whole 12xx range
# if defined(_MSC_VER) && (_MSC_VER < 1300)
# define BOOST_NO_VOID_RETURNS
# endif
#endif // version 4245
//
// enable __int64 support in VC emulation mode
//
# if defined(_MSC_VER) && (_MSC_VER >= 1200)
# define BOOST_HAS_MS_INT64
# endif
#define BOOST_COMPILER "Comeau compiler version " BOOST_STRINGIZE(__COMO_VERSION__)
//
// versions check:
// we don't know Comeau prior to version 4245:
#if __COMO_VERSION__ < 4245
# error "Compiler not configured - please reconfigure"
#endif
//
// last known and checked version is 4245:
#if (__COMO_VERSION__ > 4245)
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# endif
#endif

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// (C) Copyright John Maddock 2001 - 2002.
// (C) Copyright Jens Maurer 2001.
// (C) Copyright David Abrahams 2002.
// (C) Copyright Aleksey Gurtovoy 2002.
// (C) Copyright Markus Schoepflin 2005.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
//
// Options common to all edg based compilers.
//
// This is included from within the individual compiler mini-configs.
#ifndef __EDG_VERSION__
# error This file requires that __EDG_VERSION__ be defined.
#endif
#if (__EDG_VERSION__ <= 238)
# define BOOST_NO_INTEGRAL_INT64_T
# define BOOST_NO_SFINAE
#endif
#if (__EDG_VERSION__ <= 240)
# define BOOST_NO_VOID_RETURNS
#endif
#if (__EDG_VERSION__ <= 241) && !defined(BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP)
# define BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP
#endif
#if (__EDG_VERSION__ <= 244) && !defined(BOOST_NO_TEMPLATE_TEMPLATES)
# define BOOST_NO_TEMPLATE_TEMPLATES
#endif
#if (__EDG_VERSION__ < 300) && !defined(BOOST_NO_IS_ABSTRACT)
# define BOOST_NO_IS_ABSTRACT
#endif
#if (__EDG_VERSION__ <= 303) && !defined(BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL)
# define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
#endif
// See also kai.hpp which checks a Kai-specific symbol for EH
# if !defined(__KCC) && !defined(__EXCEPTIONS) && !defined(BOOST_NO_EXCEPTIONS)
# define BOOST_NO_EXCEPTIONS
# endif
# if !defined(__NO_LONG_LONG)
# define BOOST_HAS_LONG_LONG
# else
# define BOOST_NO_LONG_LONG
# endif
// Not sure what version was the first to support #pragma once, but
// different EDG-based compilers (e.g. Intel) supported it for ages.
// Add a proper version check if it causes problems.
#define BOOST_HAS_PRAGMA_ONCE
//
// C++0x features
//
// See above for BOOST_NO_LONG_LONG
//
#if (__EDG_VERSION__ < 310)
# define BOOST_NO_CXX11_EXTERN_TEMPLATE
#endif
#if (__EDG_VERSION__ <= 310)
// No support for initializer lists
# define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#endif
#if (__EDG_VERSION__ < 400)
# define BOOST_NO_CXX11_VARIADIC_MACROS
#endif
#define BOOST_NO_CXX11_AUTO_DECLARATIONS
#define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#define BOOST_NO_CXX11_CHAR16_T
#define BOOST_NO_CXX11_CHAR32_T
#define BOOST_NO_CXX11_CONSTEXPR
#define BOOST_NO_CXX11_DECLTYPE
#define BOOST_NO_CXX11_DECLTYPE_N3276
#define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#define BOOST_NO_CXX11_DELETED_FUNCTIONS
#define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#define BOOST_NO_CXX11_LAMBDAS
#define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#define BOOST_NO_CXX11_NOEXCEPT
#define BOOST_NO_CXX11_NULLPTR
#define BOOST_NO_CXX11_RANGE_BASED_FOR
#define BOOST_NO_CXX11_RAW_LITERALS
#define BOOST_NO_CXX11_RVALUE_REFERENCES
#define BOOST_NO_CXX11_SCOPED_ENUMS
#define BOOST_NO_SFINAE_EXPR
#define BOOST_NO_CXX11_STATIC_ASSERT
#define BOOST_NO_CXX11_TEMPLATE_ALIASES
#define BOOST_NO_CXX11_UNICODE_LITERALS
#define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#define BOOST_NO_CXX11_ALIGNAS
#define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#define BOOST_NO_CXX11_INLINE_NAMESPACES
#define BOOST_NO_CXX11_REF_QUALIFIERS
#define BOOST_NO_CXX11_FINAL
#define BOOST_NO_CXX11_THREAD_LOCAL
// C++ 14:
#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !defined(__cpp_binary_literals) || (__cpp_binary_literals < 201304)
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !defined(__cpp_decltype_auto) || (__cpp_decltype_auto < 201304)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if (__cplusplus < 201304) // There's no SD6 check for this....
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
#if !defined(__cpp_generic_lambdas) || (__cpp_generic_lambdas < 201304)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
#if !defined(__cpp_init_captures) || (__cpp_init_captures < 201304)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !defined(__cpp_return_type_deduction) || (__cpp_return_type_deduction < 201304)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
#ifdef c_plusplus
// EDG has "long long" in non-strict mode
// However, some libraries have insufficient "long long" support
// #define BOOST_HAS_LONG_LONG
#endif

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// (C) Copyright John Maddock 2001 - 2003.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// Tru64 C++ compiler setup (now HP):
#define BOOST_COMPILER "HP Tru64 C++ " BOOST_STRINGIZE(__DECCXX_VER)
#include <boost/config/compiler/common_edg.hpp>
//
// versions check:
// Nothing to do here?

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// (C) Copyright John Maddock 2011.
// (C) Copyright Cray, Inc. 2013
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// Greenhills C compiler setup:
#define BOOST_COMPILER "Cray C version " BOOST_STRINGIZE(_RELEASE)
#if _RELEASE < 8
# error "Boost is not configured for Cray compilers prior to version 8, please try the configure script."
#endif
//
// Check this is a recent EDG based compiler, otherwise we don't support it here:
//
#ifndef __EDG_VERSION__
# error "Unsupported Cray compiler, please try running the configure script."
#endif
#include <boost/config/compiler/common_edg.hpp>
//
//
#define BOOST_NO_CXX11_STATIC_ASSERT
#define BOOST_NO_CXX11_AUTO_DECLARATIONS
#define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#define BOOST_HAS_NRVO
#define BOOST_NO_CXX11_VARIADIC_MACROS
#define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#define BOOST_NO_CXX11_UNICODE_LITERALS
#define BOOST_NO_TWO_PHASE_NAME_LOOKUP
#define BOOST_HAS_NRVO
#define BOOST_NO_CXX11_TEMPLATE_ALIASES
#define BOOST_NO_CXX11_STATIC_ASSERT
#define BOOST_NO_SFINAE_EXPR
#define BOOST_NO_CXX11_SCOPED_ENUMS
#define BOOST_NO_CXX11_RVALUE_REFERENCES
#define BOOST_NO_CXX11_RANGE_BASED_FOR
#define BOOST_NO_CXX11_RAW_LITERALS
#define BOOST_NO_CXX11_NULLPTR
#define BOOST_NO_CXX11_NOEXCEPT
#define BOOST_NO_CXX11_LAMBDAS
#define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#define BOOST_NO_CXX11_DELETED_FUNCTIONS
#define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#define BOOST_NO_CXX11_DECLTYPE_N3276
#define BOOST_NO_CXX11_DECLTYPE
#define BOOST_NO_CXX11_CONSTEXPR
#define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
#define BOOST_NO_CXX11_CHAR32_T
#define BOOST_NO_CXX11_CHAR16_T
#define BOOST_NO_CXX11_REF_QUALIFIERS
#define BOOST_NO_CXX11_FINAL
#define BOOST_NO_CXX11_THREAD_LOCAL
//#define BOOST_BCB_PARTIAL_SPECIALIZATION_BUG
#define BOOST_MATH_DISABLE_STD_FPCLASSIFY
//#define BOOST_HAS_FPCLASSIFY
#define BOOST_SP_USE_PTHREADS
#define BOOST_AC_USE_PTHREADS
/* everything that follows is working around what are thought to be
* compiler shortcomings. Revist all of these regularly.
*/
//#define BOOST_USE_ENUM_STATIC_ASSERT
//#define BOOST_BUGGY_INTEGRAL_CONSTANT_EXPRESSIONS //(this may be implied by the previous #define
// These constants should be provided by the
// compiler, at least when -hgnu is asserted on the command line.
#ifndef __ATOMIC_RELAXED
#define __ATOMIC_RELAXED 0
#define __ATOMIC_CONSUME 1
#define __ATOMIC_ACQUIRE 2
#define __ATOMIC_RELEASE 3
#define __ATOMIC_ACQ_REL 4
#define __ATOMIC_SEQ_CST 5
#endif

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// Copyright (C) Christof Meerwald 2003
// Copyright (C) Dan Watkins 2003
//
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// Digital Mars C++ compiler setup:
#define BOOST_COMPILER __DMC_VERSION_STRING__
#define BOOST_HAS_LONG_LONG
#define BOOST_HAS_PRAGMA_ONCE
#if !defined(BOOST_STRICT_CONFIG)
#define BOOST_NO_MEMBER_TEMPLATE_FRIENDS
#define BOOST_NO_OPERATORS_IN_NAMESPACE
#define BOOST_NO_UNREACHABLE_RETURN_DETECTION
#define BOOST_NO_SFINAE
#define BOOST_NO_USING_TEMPLATE
#define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
#endif
//
// has macros:
#define BOOST_HAS_DIRENT_H
#define BOOST_HAS_STDINT_H
#define BOOST_HAS_WINTHREADS
#if (__DMC__ >= 0x847)
#define BOOST_HAS_EXPM1
#define BOOST_HAS_LOG1P
#endif
//
// Is this really the best way to detect whether the std lib is in namespace std?
//
#ifdef __cplusplus
#include <cstddef>
#endif
#if !defined(__STL_IMPORT_VENDOR_CSTD) && !defined(_STLP_IMPORT_VENDOR_CSTD)
# define BOOST_NO_STDC_NAMESPACE
#endif
// check for exception handling support:
#if !defined(_CPPUNWIND) && !defined(BOOST_NO_EXCEPTIONS)
# define BOOST_NO_EXCEPTIONS
#endif
//
// C++0x features
//
#define BOOST_NO_CXX11_AUTO_DECLARATIONS
#define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#define BOOST_NO_CXX11_CHAR16_T
#define BOOST_NO_CXX11_CHAR32_T
#define BOOST_NO_CXX11_CONSTEXPR
#define BOOST_NO_CXX11_DECLTYPE
#define BOOST_NO_CXX11_DECLTYPE_N3276
#define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#define BOOST_NO_CXX11_DELETED_FUNCTIONS
#define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#define BOOST_NO_CXX11_EXTERN_TEMPLATE
#define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#define BOOST_NO_CXX11_LAMBDAS
#define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#define BOOST_NO_CXX11_NOEXCEPT
#define BOOST_NO_CXX11_NULLPTR
#define BOOST_NO_CXX11_RANGE_BASED_FOR
#define BOOST_NO_CXX11_RAW_LITERALS
#define BOOST_NO_CXX11_RVALUE_REFERENCES
#define BOOST_NO_CXX11_SCOPED_ENUMS
#define BOOST_NO_SFINAE_EXPR
#define BOOST_NO_CXX11_STATIC_ASSERT
#define BOOST_NO_CXX11_TEMPLATE_ALIASES
#define BOOST_NO_CXX11_UNICODE_LITERALS
#define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#define BOOST_NO_CXX11_ALIGNAS
#define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#define BOOST_NO_CXX11_INLINE_NAMESPACES
#define BOOST_NO_CXX11_REF_QUALIFIERS
#define BOOST_NO_CXX11_FINAL
#define BOOST_NO_CXX11_THREAD_LOCAL
// C++ 14:
#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !defined(__cpp_binary_literals) || (__cpp_binary_literals < 201304)
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !defined(__cpp_decltype_auto) || (__cpp_decltype_auto < 201304)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if (__cplusplus < 201304) // There's no SD6 check for this....
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
#if !defined(__cpp_generic_lambdas) || (__cpp_generic_lambdas < 201304)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
#if !defined(__cpp_init_captures) || (__cpp_init_captures < 201304)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !defined(__cpp_return_type_deduction) || (__cpp_return_type_deduction < 201304)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
#if (__DMC__ <= 0x840)
#error "Compiler not supported or configured - please reconfigure"
#endif
//
// last known and checked version is ...:
#if (__DMC__ > 0x848)
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# endif
#endif

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// (C) Copyright John Maddock 2001 - 2003.
// (C) Copyright Darin Adler 2001 - 2002.
// (C) Copyright Jens Maurer 2001 - 2002.
// (C) Copyright Beman Dawes 2001 - 2003.
// (C) Copyright Douglas Gregor 2002.
// (C) Copyright David Abrahams 2002 - 2003.
// (C) Copyright Synge Todo 2003.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// GNU C++ compiler setup.
//
// Define BOOST_GCC so we know this is "real" GCC and not some pretender:
//
#define BOOST_GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
#if !defined(__CUDACC__)
#define BOOST_GCC BOOST_GCC_VERSION
#endif
#if defined(__GXX_EXPERIMENTAL_CXX0X__) || (__cplusplus >= 201103L)
# define BOOST_GCC_CXX11
#endif
#if __GNUC__ == 3
# if defined (__PATHSCALE__)
# define BOOST_NO_TWO_PHASE_NAME_LOOKUP
# define BOOST_NO_IS_ABSTRACT
# endif
# if __GNUC_MINOR__ < 4
# define BOOST_NO_IS_ABSTRACT
# endif
# define BOOST_NO_CXX11_EXTERN_TEMPLATE
#endif
#if __GNUC__ < 4
//
// All problems to gcc-3.x and earlier here:
//
#define BOOST_NO_TWO_PHASE_NAME_LOOKUP
# ifdef __OPEN64__
# define BOOST_NO_IS_ABSTRACT
# endif
#endif
// GCC prior to 3.4 had #pragma once too but it didn't work well with filesystem links
#if BOOST_GCC_VERSION >= 30400
#define BOOST_HAS_PRAGMA_ONCE
#endif
#if BOOST_GCC_VERSION < 40400
// Previous versions of GCC did not completely implement value-initialization:
// GCC Bug 30111, "Value-initialization of POD base class doesn't initialize
// members", reported by Jonathan Wakely in 2006,
// http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30111 (fixed for GCC 4.4)
// GCC Bug 33916, "Default constructor fails to initialize array members",
// reported by Michael Elizabeth Chastain in 2007,
// http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33916 (fixed for GCC 4.2.4)
// See also: http://www.boost.org/libs/utility/value_init.htm#compiler_issues
#define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
#endif
#if !defined(__EXCEPTIONS) && !defined(BOOST_NO_EXCEPTIONS)
# define BOOST_NO_EXCEPTIONS
#endif
//
// Threading support: Turn this on unconditionally here (except for
// those platforms where we can know for sure). It will get turned off again
// later if no threading API is detected.
//
#if !defined(__MINGW32__) && !defined(linux) && !defined(__linux) && !defined(__linux__)
# define BOOST_HAS_THREADS
#endif
//
// gcc has "long long"
// Except on Darwin with standard compliance enabled (-pedantic)
// Apple gcc helpfully defines this macro we can query
//
#if !defined(__DARWIN_NO_LONG_LONG)
# define BOOST_HAS_LONG_LONG
#endif
//
// gcc implements the named return value optimization since version 3.1
//
#define BOOST_HAS_NRVO
// Branch prediction hints
#define BOOST_LIKELY(x) __builtin_expect(x, 1)
#define BOOST_UNLIKELY(x) __builtin_expect(x, 0)
//
// Dynamic shared object (DSO) and dynamic-link library (DLL) support
//
#if __GNUC__ >= 4
# if (defined(_WIN32) || defined(__WIN32__) || defined(WIN32)) && !defined(__CYGWIN__)
// All Win32 development environments, including 64-bit Windows and MinGW, define
// _WIN32 or one of its variant spellings. Note that Cygwin is a POSIX environment,
// so does not define _WIN32 or its variants.
# define BOOST_HAS_DECLSPEC
# define BOOST_SYMBOL_EXPORT __attribute__((__dllexport__))
# define BOOST_SYMBOL_IMPORT __attribute__((__dllimport__))
# else
# define BOOST_SYMBOL_EXPORT __attribute__((__visibility__("default")))
# define BOOST_SYMBOL_IMPORT
# endif
# define BOOST_SYMBOL_VISIBLE __attribute__((__visibility__("default")))
#else
// config/platform/win32.hpp will define BOOST_SYMBOL_EXPORT, etc., unless already defined
# define BOOST_SYMBOL_EXPORT
#endif
//
// RTTI and typeinfo detection is possible post gcc-4.3:
//
#if BOOST_GCC_VERSION > 40300
# ifndef __GXX_RTTI
# ifndef BOOST_NO_TYPEID
# define BOOST_NO_TYPEID
# endif
# ifndef BOOST_NO_RTTI
# define BOOST_NO_RTTI
# endif
# endif
#endif
//
// Recent GCC versions have __int128 when in 64-bit mode.
//
// We disable this if the compiler is really nvcc with C++03 as it
// doesn't actually support __int128 as of CUDA_VERSION=7500
// even though it defines __SIZEOF_INT128__.
// See https://svn.boost.org/trac/boost/ticket/8048
// https://svn.boost.org/trac/boost/ticket/11852
// Only re-enable this for nvcc if you're absolutely sure
// of the circumstances under which it's supported:
//
#if defined(__CUDACC__)
# if defined(BOOST_GCC_CXX11)
# define BOOST_NVCC_CXX11
# else
# define BOOST_NVCC_CXX03
# endif
#endif
#if defined(__SIZEOF_INT128__) && !defined(BOOST_NVCC_CXX03)
# define BOOST_HAS_INT128
#endif
//
// Recent GCC versions have a __float128 native type, we need to
// include a std lib header to detect this - not ideal, but we'll
// be including <cstddef> later anyway when we select the std lib.
//
// Nevertheless, as of CUDA 7.5, using __float128 with the host
// compiler in pre-C++11 mode is still not supported.
// See https://svn.boost.org/trac/boost/ticket/11852
//
#ifdef __cplusplus
#include <cstddef>
#else
#include <stddef.h>
#endif
#if defined(_GLIBCXX_USE_FLOAT128) && !defined(__STRICT_ANSI__) && !defined(BOOST_NVCC_CXX03)
# define BOOST_HAS_FLOAT128
#endif
// C++0x features in 4.3.n and later
//
#if (BOOST_GCC_VERSION >= 40300) && defined(BOOST_GCC_CXX11)
// C++0x features are only enabled when -std=c++0x or -std=gnu++0x are
// passed on the command line, which in turn defines
// __GXX_EXPERIMENTAL_CXX0X__.
# define BOOST_HAS_DECLTYPE
# define BOOST_HAS_RVALUE_REFS
# define BOOST_HAS_STATIC_ASSERT
# define BOOST_HAS_VARIADIC_TMPL
#else
# define BOOST_NO_CXX11_DECLTYPE
# define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
# define BOOST_NO_CXX11_RVALUE_REFERENCES
# define BOOST_NO_CXX11_STATIC_ASSERT
#endif
// C++0x features in 4.4.n and later
//
#if (BOOST_GCC_VERSION < 40400) || !defined(BOOST_GCC_CXX11)
# define BOOST_NO_CXX11_AUTO_DECLARATIONS
# define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
# define BOOST_NO_CXX11_CHAR16_T
# define BOOST_NO_CXX11_CHAR32_T
# define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
# define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
# define BOOST_NO_CXX11_DELETED_FUNCTIONS
# define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
# define BOOST_NO_CXX11_INLINE_NAMESPACES
# define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#endif
#if BOOST_GCC_VERSION < 40500
# define BOOST_NO_SFINAE_EXPR
#endif
// GCC 4.5 forbids declaration of defaulted functions in private or protected sections
#if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ == 5) || !defined(BOOST_GCC_CXX11)
# define BOOST_NO_CXX11_NON_PUBLIC_DEFAULTED_FUNCTIONS
#endif
// C++0x features in 4.5.0 and later
//
#if (BOOST_GCC_VERSION < 40500) || !defined(BOOST_GCC_CXX11)
# define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
# define BOOST_NO_CXX11_LAMBDAS
# define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
# define BOOST_NO_CXX11_RAW_LITERALS
# define BOOST_NO_CXX11_UNICODE_LITERALS
#endif
// C++0x features in 4.5.1 and later
//
#if (BOOST_GCC_VERSION < 40501) || !defined(BOOST_GCC_CXX11)
// scoped enums have a serious bug in 4.4.0, so define BOOST_NO_CXX11_SCOPED_ENUMS before 4.5.1
// See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38064
# define BOOST_NO_CXX11_SCOPED_ENUMS
#endif
// C++0x features in 4.6.n and later
//
#if (BOOST_GCC_VERSION < 40600) || !defined(BOOST_GCC_CXX11)
#define BOOST_NO_CXX11_CONSTEXPR
#define BOOST_NO_CXX11_NOEXCEPT
#define BOOST_NO_CXX11_NULLPTR
#define BOOST_NO_CXX11_RANGE_BASED_FOR
#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#endif
// C++0x features in 4.7.n and later
//
#if (BOOST_GCC_VERSION < 40700) || !defined(BOOST_GCC_CXX11)
# define BOOST_NO_CXX11_FINAL
# define BOOST_NO_CXX11_TEMPLATE_ALIASES
# define BOOST_NO_CXX11_USER_DEFINED_LITERALS
# define BOOST_NO_CXX11_FIXED_LENGTH_VARIADIC_TEMPLATE_EXPANSION_PACKS
#endif
// C++0x features in 4.8.n and later
//
#if (BOOST_GCC_VERSION < 40800) || !defined(BOOST_GCC_CXX11)
# define BOOST_NO_CXX11_ALIGNAS
# define BOOST_NO_CXX11_THREAD_LOCAL
#endif
// C++0x features in 4.8.1 and later
//
#if (BOOST_GCC_VERSION < 40801) || !defined(BOOST_GCC_CXX11)
# define BOOST_NO_CXX11_DECLTYPE_N3276
# define BOOST_NO_CXX11_REF_QUALIFIERS
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
// C++14 features in 4.9.0 and later
//
#if (BOOST_GCC_VERSION < 40900) || (__cplusplus < 201300)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
# define BOOST_NO_CXX14_DECLTYPE_AUTO
# if !((BOOST_GCC_VERSION >= 40801) && (BOOST_GCC_VERSION < 40900) && defined(BOOST_GCC_CXX11))
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
# endif
#endif
// C++ 14:
#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
//
// Unused attribute:
#if __GNUC__ >= 4
# define BOOST_ATTRIBUTE_UNUSED __attribute__((__unused__))
#endif
//
// __builtin_unreachable:
#if BOOST_GCC_VERSION >= 40800
#define BOOST_UNREACHABLE_RETURN(x) __builtin_unreachable();
#endif
#ifndef BOOST_COMPILER
# define BOOST_COMPILER "GNU C++ version " __VERSION__
#endif
// ConceptGCC compiler:
// http://www.generic-programming.org/software/ConceptGCC/
#ifdef __GXX_CONCEPTS__
# define BOOST_HAS_CONCEPTS
# define BOOST_COMPILER "ConceptGCC version " __VERSION__
#endif
// versions check:
// we don't know gcc prior to version 3.30:
#if (BOOST_GCC_VERSION< 30300)
# error "Compiler not configured - please reconfigure"
#endif
//
// last known and checked version is 4.9:
#if (BOOST_GCC_VERSION > 40900)
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# else
// we don't emit warnings here anymore since there are no defect macros defined for
// gcc post 3.4, so any failures are gcc regressions...
//# warning "Unknown compiler version - please run the configure tests and report the results"
# endif
#endif

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// (C) Copyright John Maddock 2006.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// GCC-XML C++ compiler setup:
# if !defined(__GCCXML_GNUC__) || ((__GCCXML_GNUC__ <= 3) && (__GCCXML_GNUC_MINOR__ <= 3))
# define BOOST_NO_IS_ABSTRACT
# endif
//
// Threading support: Turn this on unconditionally here (except for
// those platforms where we can know for sure). It will get turned off again
// later if no threading API is detected.
//
#if !defined(__MINGW32__) && !defined(_MSC_VER) && !defined(linux) && !defined(__linux) && !defined(__linux__)
# define BOOST_HAS_THREADS
#endif
//
// gcc has "long long"
//
#define BOOST_HAS_LONG_LONG
// C++0x features:
//
# define BOOST_NO_CXX11_CONSTEXPR
# define BOOST_NO_CXX11_NULLPTR
# define BOOST_NO_CXX11_TEMPLATE_ALIASES
# define BOOST_NO_CXX11_DECLTYPE
# define BOOST_NO_CXX11_DECLTYPE_N3276
# define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
# define BOOST_NO_CXX11_RVALUE_REFERENCES
# define BOOST_NO_CXX11_STATIC_ASSERT
# define BOOST_NO_CXX11_VARIADIC_TEMPLATES
# define BOOST_NO_CXX11_VARIADIC_MACROS
# define BOOST_NO_CXX11_AUTO_DECLARATIONS
# define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
# define BOOST_NO_CXX11_CHAR16_T
# define BOOST_NO_CXX11_CHAR32_T
# define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
# define BOOST_NO_CXX11_DELETED_FUNCTIONS
# define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
# define BOOST_NO_CXX11_SCOPED_ENUMS
# define BOOST_NO_SFINAE_EXPR
# define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
# define BOOST_NO_CXX11_LAMBDAS
# define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
# define BOOST_NO_CXX11_RANGE_BASED_FOR
# define BOOST_NO_CXX11_RAW_LITERALS
# define BOOST_NO_CXX11_UNICODE_LITERALS
# define BOOST_NO_CXX11_NOEXCEPT
# define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
# define BOOST_NO_CXX11_USER_DEFINED_LITERALS
# define BOOST_NO_CXX11_ALIGNAS
# define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
# define BOOST_NO_CXX11_INLINE_NAMESPACES
# define BOOST_NO_CXX11_REF_QUALIFIERS
# define BOOST_NO_CXX11_FINAL
# define BOOST_NO_CXX11_THREAD_LOCAL
// C++ 14:
#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !defined(__cpp_binary_literals) || (__cpp_binary_literals < 201304)
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !defined(__cpp_decltype_auto) || (__cpp_decltype_auto < 201304)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if (__cplusplus < 201304) // There's no SD6 check for this....
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
#if !defined(__cpp_generic_lambdas) || (__cpp_generic_lambdas < 201304)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
#if !defined(__cpp_init_captures) || (__cpp_init_captures < 201304)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !defined(__cpp_return_type_deduction) || (__cpp_return_type_deduction < 201304)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
#define BOOST_COMPILER "GCC-XML C++ version " __GCCXML__

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// (C) Copyright John Maddock 2001.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// Greenhills C++ compiler setup:
#define BOOST_COMPILER "Greenhills C++ version " BOOST_STRINGIZE(__ghs)
#include <boost/config/compiler/common_edg.hpp>
//
// versions check:
// we don't support Greenhills prior to version 0:
#if __ghs < 0
# error "Compiler not supported or configured - please reconfigure"
#endif
//
// last known and checked version is 0:
#if (__ghs > 0)
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# endif
#endif

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// (C) Copyright John Maddock 2001 - 2003.
// (C) Copyright Jens Maurer 2001 - 2003.
// (C) Copyright Aleksey Gurtovoy 2002.
// (C) Copyright David Abrahams 2002 - 2003.
// (C) Copyright Toon Knapen 2003.
// (C) Copyright Boris Gubenko 2006 - 2007.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// HP aCC C++ compiler setup:
#if defined(__EDG__)
#include <boost/config/compiler/common_edg.hpp>
#endif
#if (__HP_aCC <= 33100)
# define BOOST_NO_INTEGRAL_INT64_T
# define BOOST_NO_OPERATORS_IN_NAMESPACE
# if !defined(_NAMESPACE_STD)
# define BOOST_NO_STD_LOCALE
# define BOOST_NO_STRINGSTREAM
# endif
#endif
#if (__HP_aCC <= 33300)
// member templates are sufficiently broken that we disable them for now
# define BOOST_NO_MEMBER_TEMPLATES
# define BOOST_NO_DEPENDENT_NESTED_DERIVATIONS
# define BOOST_NO_USING_DECLARATION_OVERLOADS_FROM_TYPENAME_BASE
#endif
#if (__HP_aCC <= 38000)
# define BOOST_NO_TWO_PHASE_NAME_LOOKUP
#endif
#if (__HP_aCC > 50000) && (__HP_aCC < 60000)
# define BOOST_NO_UNREACHABLE_RETURN_DETECTION
# define BOOST_NO_TEMPLATE_TEMPLATES
# define BOOST_NO_SWPRINTF
# define BOOST_NO_DEPENDENT_TYPES_IN_TEMPLATE_VALUE_PARAMETERS
# define BOOST_NO_IS_ABSTRACT
# define BOOST_NO_MEMBER_TEMPLATE_FRIENDS
#endif
// optional features rather than defects:
#if (__HP_aCC >= 33900)
# define BOOST_HAS_LONG_LONG
# define BOOST_HAS_PARTIAL_STD_ALLOCATOR
#endif
#if (__HP_aCC >= 50000 ) && (__HP_aCC <= 53800 ) || (__HP_aCC < 31300 )
# define BOOST_NO_MEMBER_TEMPLATE_KEYWORD
#endif
// This macro should not be defined when compiling in strict ansi
// mode, but, currently, we don't have the ability to determine
// what standard mode we are compiling with. Some future version
// of aCC6 compiler will provide predefined macros reflecting the
// compilation options, including the standard mode.
#if (__HP_aCC >= 60000) || ((__HP_aCC > 38000) && defined(__hpxstd98))
# define BOOST_NO_TWO_PHASE_NAME_LOOKUP
#endif
#define BOOST_COMPILER "HP aCC version " BOOST_STRINGIZE(__HP_aCC)
//
// versions check:
// we don't support HP aCC prior to version 33000:
#if __HP_aCC < 33000
# error "Compiler not supported or configured - please reconfigure"
#endif
//
// Extended checks for supporting aCC on PA-RISC
#if __HP_aCC > 30000 && __HP_aCC < 50000
# if __HP_aCC < 38000
// versions prior to version A.03.80 not supported
# error "Compiler version not supported - version A.03.80 or higher is required"
# elif !defined(__hpxstd98)
// must compile using the option +hpxstd98 with version A.03.80 and above
# error "Compiler option '+hpxstd98' is required for proper support"
# endif //PA-RISC
#endif
//
// C++0x features
//
// See boost\config\suffix.hpp for BOOST_NO_LONG_LONG
//
#if !defined(__EDG__)
#define BOOST_NO_CXX11_AUTO_DECLARATIONS
#define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#define BOOST_NO_CXX11_CHAR16_T
#define BOOST_NO_CXX11_CHAR32_T
#define BOOST_NO_CXX11_CONSTEXPR
#define BOOST_NO_CXX11_DECLTYPE
#define BOOST_NO_CXX11_DECLTYPE_N3276
#define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#define BOOST_NO_CXX11_DELETED_FUNCTIONS
#define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#define BOOST_NO_CXX11_EXTERN_TEMPLATE
#define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#define BOOST_NO_CXX11_LAMBDAS
#define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#define BOOST_NO_CXX11_NOEXCEPT
#define BOOST_NO_CXX11_NULLPTR
#define BOOST_NO_CXX11_RANGE_BASED_FOR
#define BOOST_NO_CXX11_RAW_LITERALS
#define BOOST_NO_CXX11_RVALUE_REFERENCES
#define BOOST_NO_CXX11_SCOPED_ENUMS
#define BOOST_NO_SFINAE_EXPR
#define BOOST_NO_CXX11_STATIC_ASSERT
#define BOOST_NO_CXX11_TEMPLATE_ALIASES
#define BOOST_NO_CXX11_UNICODE_LITERALS
#define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#define BOOST_NO_CXX11_ALIGNAS
#define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#define BOOST_NO_CXX11_INLINE_NAMESPACES
#define BOOST_NO_CXX11_REF_QUALIFIERS
#define BOOST_NO_CXX11_THREAD_LOCAL
/*
See https://forums13.itrc.hp.com/service/forums/questionanswer.do?threadId=1443331 and
https://forums13.itrc.hp.com/service/forums/questionanswer.do?threadId=1443436
*/
#if (__HP_aCC < 62500) || !defined(HP_CXX0x_SOURCE)
#define BOOST_NO_CXX11_VARIADIC_MACROS
#endif
#endif
//
// last known and checked version for HP-UX/ia64 is 61300
// last known and checked version for PA-RISC is 38000
#if ((__HP_aCC > 61300) || ((__HP_aCC > 38000) && defined(__hpxstd98)))
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# endif
#endif

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// (C) Copyright John Maddock 2001-8.
// (C) Copyright Peter Dimov 2001.
// (C) Copyright Jens Maurer 2001.
// (C) Copyright David Abrahams 2002 - 2003.
// (C) Copyright Aleksey Gurtovoy 2002 - 2003.
// (C) Copyright Guillaume Melquiond 2002 - 2003.
// (C) Copyright Beman Dawes 2003.
// (C) Copyright Martin Wille 2003.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// Intel compiler setup:
#if defined(__INTEL_COMPILER) && (__INTEL_COMPILER >= 1500) && (defined(_MSC_VER) || defined(__GNUC__))
#ifdef _MSC_VER
#include <boost/config/compiler/visualc.hpp>
#undef BOOST_MSVC
#undef BOOST_MSVC_FULL_VER
#if (__INTEL_COMPILER >= 1500) && (_MSC_VER >= 1900)
//
// These appear to be supported, even though VC++ may not support them:
//
#define BOOST_HAS_EXPM1
#define BOOST_HAS_LOG1P
#undef BOOST_NO_CXX14_BINARY_LITERALS
// This one may be a little risky to enable??
#undef BOOST_NO_SFINAE_EXPR
#endif
#if (__INTEL_COMPILER <= 1600) && !defined(BOOST_NO_CXX14_VARIABLE_TEMPLATES)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
#else
#include <boost/config/compiler/gcc.hpp>
#undef BOOST_GCC_VERSION
#undef BOOST_GCC_CXX11
#endif
#undef BOOST_COMPILER
#if defined(__INTEL_COMPILER)
#if __INTEL_COMPILER == 9999
# define BOOST_INTEL_CXX_VERSION 1200 // Intel bug in 12.1.
#else
# define BOOST_INTEL_CXX_VERSION __INTEL_COMPILER
#endif
#elif defined(__ICL)
# define BOOST_INTEL_CXX_VERSION __ICL
#elif defined(__ICC)
# define BOOST_INTEL_CXX_VERSION __ICC
#elif defined(__ECC)
# define BOOST_INTEL_CXX_VERSION __ECC
#endif
// Flags determined by comparing output of 'icpc -dM -E' with and without '-std=c++0x'
#if (!(defined(_WIN32) || defined(_WIN64)) && defined(__STDC_HOSTED__) && (__STDC_HOSTED__ && (BOOST_INTEL_CXX_VERSION <= 1200))) || defined(__GXX_EXPERIMENTAL_CPP0X__) || defined(__GXX_EXPERIMENTAL_CXX0X__)
# define BOOST_INTEL_STDCXX0X
#endif
#if defined(_MSC_VER) && (_MSC_VER >= 1600)
# define BOOST_INTEL_STDCXX0X
#endif
#ifdef __GNUC__
# define BOOST_INTEL_GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
#endif
#if !defined(BOOST_COMPILER)
# if defined(BOOST_INTEL_STDCXX0X)
# define BOOST_COMPILER "Intel C++ C++0x mode version " BOOST_STRINGIZE(BOOST_INTEL_CXX_VERSION)
# else
# define BOOST_COMPILER "Intel C++ version " BOOST_STRINGIZE(BOOST_INTEL_CXX_VERSION)
# endif
#endif
#define BOOST_INTEL BOOST_INTEL_CXX_VERSION
#if defined(_WIN32) || defined(_WIN64)
# define BOOST_INTEL_WIN BOOST_INTEL
#else
# define BOOST_INTEL_LINUX BOOST_INTEL
#endif
#else
#include <boost/config/compiler/common_edg.hpp>
#if defined(__INTEL_COMPILER)
#if __INTEL_COMPILER == 9999
# define BOOST_INTEL_CXX_VERSION 1200 // Intel bug in 12.1.
#else
# define BOOST_INTEL_CXX_VERSION __INTEL_COMPILER
#endif
#elif defined(__ICL)
# define BOOST_INTEL_CXX_VERSION __ICL
#elif defined(__ICC)
# define BOOST_INTEL_CXX_VERSION __ICC
#elif defined(__ECC)
# define BOOST_INTEL_CXX_VERSION __ECC
#endif
// Flags determined by comparing output of 'icpc -dM -E' with and without '-std=c++0x'
#if (!(defined(_WIN32) || defined(_WIN64)) && defined(__STDC_HOSTED__) && (__STDC_HOSTED__ && (BOOST_INTEL_CXX_VERSION <= 1200))) || defined(__GXX_EXPERIMENTAL_CPP0X__) || defined(__GXX_EXPERIMENTAL_CXX0X__)
# define BOOST_INTEL_STDCXX0X
#endif
#if defined(_MSC_VER) && (_MSC_VER >= 1600)
# define BOOST_INTEL_STDCXX0X
#endif
#ifdef __GNUC__
# define BOOST_INTEL_GCC_VERSION (__GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__)
#endif
#if !defined(BOOST_COMPILER)
# if defined(BOOST_INTEL_STDCXX0X)
# define BOOST_COMPILER "Intel C++ C++0x mode version " BOOST_STRINGIZE(BOOST_INTEL_CXX_VERSION)
# else
# define BOOST_COMPILER "Intel C++ version " BOOST_STRINGIZE(BOOST_INTEL_CXX_VERSION)
# endif
#endif
#define BOOST_INTEL BOOST_INTEL_CXX_VERSION
#if defined(_WIN32) || defined(_WIN64)
# define BOOST_INTEL_WIN BOOST_INTEL
#else
# define BOOST_INTEL_LINUX BOOST_INTEL
#endif
#if (BOOST_INTEL_CXX_VERSION <= 600)
# if defined(_MSC_VER) && (_MSC_VER <= 1300) // added check for <= VC 7 (Peter Dimov)
// Boost libraries assume strong standard conformance unless otherwise
// indicated by a config macro. As configured by Intel, the EDG front-end
// requires certain compiler options be set to achieve that strong conformance.
// Particularly /Qoption,c,--arg_dep_lookup (reported by Kirk Klobe & Thomas Witt)
// and /Zc:wchar_t,forScope. See boost-root/tools/build/intel-win32-tools.jam for
// details as they apply to particular versions of the compiler. When the
// compiler does not predefine a macro indicating if an option has been set,
// this config file simply assumes the option has been set.
// Thus BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP will not be defined, even if
// the compiler option is not enabled.
# define BOOST_NO_SWPRINTF
# endif
// Void returns, 64 bit integrals don't work when emulating VC 6 (Peter Dimov)
# if defined(_MSC_VER) && (_MSC_VER <= 1200)
# define BOOST_NO_VOID_RETURNS
# define BOOST_NO_INTEGRAL_INT64_T
# endif
#endif
#if (BOOST_INTEL_CXX_VERSION <= 710) && defined(_WIN32)
# define BOOST_NO_POINTER_TO_MEMBER_TEMPLATE_PARAMETERS
#endif
// See http://aspn.activestate.com/ASPN/Mail/Message/boost/1614864
#if BOOST_INTEL_CXX_VERSION < 600
# define BOOST_NO_INTRINSIC_WCHAR_T
#else
// We should test the macro _WCHAR_T_DEFINED to check if the compiler
// supports wchar_t natively. *BUT* there is a problem here: the standard
// headers define this macro if they typedef wchar_t. Anyway, we're lucky
// because they define it without a value, while Intel C++ defines it
// to 1. So we can check its value to see if the macro was defined natively
// or not.
// Under UNIX, the situation is exactly the same, but the macro _WCHAR_T
// is used instead.
# if ((_WCHAR_T_DEFINED + 0) == 0) && ((_WCHAR_T + 0) == 0)
# define BOOST_NO_INTRINSIC_WCHAR_T
# endif
#endif
#if defined(__GNUC__) && !defined(BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL)
//
// Figure out when Intel is emulating this gcc bug
// (All Intel versions prior to 9.0.26, and versions
// later than that if they are set up to emulate gcc 3.2
// or earlier):
//
# if ((__GNUC__ == 3) && (__GNUC_MINOR__ <= 2)) || (BOOST_INTEL < 900) || (__INTEL_COMPILER_BUILD_DATE < 20050912)
# define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
# endif
#endif
#if (defined(__GNUC__) && (__GNUC__ < 4)) || (defined(_WIN32) && (BOOST_INTEL_CXX_VERSION <= 1200)) || (BOOST_INTEL_CXX_VERSION <= 1200)
// GCC or VC emulation:
#define BOOST_NO_TWO_PHASE_NAME_LOOKUP
#endif
//
// Verify that we have actually got BOOST_NO_INTRINSIC_WCHAR_T
// set correctly, if we don't do this now, we will get errors later
// in type_traits code among other things, getting this correct
// for the Intel compiler is actually remarkably fragile and tricky:
//
#ifdef __cplusplus
#if defined(BOOST_NO_INTRINSIC_WCHAR_T)
#include <cwchar>
template< typename T > struct assert_no_intrinsic_wchar_t;
template<> struct assert_no_intrinsic_wchar_t<wchar_t> { typedef void type; };
// if you see an error here then you need to unset BOOST_NO_INTRINSIC_WCHAR_T
// where it is defined above:
typedef assert_no_intrinsic_wchar_t<unsigned short>::type assert_no_intrinsic_wchar_t_;
#else
template< typename T > struct assert_intrinsic_wchar_t;
template<> struct assert_intrinsic_wchar_t<wchar_t> {};
// if you see an error here then define BOOST_NO_INTRINSIC_WCHAR_T on the command line:
template<> struct assert_intrinsic_wchar_t<unsigned short> {};
#endif
#endif
#if defined(_MSC_VER) && (_MSC_VER+0 >= 1000)
# if _MSC_VER >= 1200
# define BOOST_HAS_MS_INT64
# endif
# define BOOST_NO_SWPRINTF
# define BOOST_NO_TWO_PHASE_NAME_LOOKUP
#elif defined(_WIN32)
# define BOOST_DISABLE_WIN32
#endif
// I checked version 6.0 build 020312Z, it implements the NRVO.
// Correct this as you find out which version of the compiler
// implemented the NRVO first. (Daniel Frey)
#if (BOOST_INTEL_CXX_VERSION >= 600)
# define BOOST_HAS_NRVO
#endif
// Branch prediction hints
// I'm not sure 8.0 was the first version to support these builtins,
// update the condition if the version is not accurate. (Andrey Semashev)
#if defined(__GNUC__) && BOOST_INTEL_CXX_VERSION >= 800
#define BOOST_LIKELY(x) __builtin_expect(x, 1)
#define BOOST_UNLIKELY(x) __builtin_expect(x, 0)
#endif
// RTTI
// __RTTI is the EDG macro
// __INTEL_RTTI__ is the Intel macro
// __GXX_RTTI is the g++ macro
// _CPPRTTI is the MSVC++ macro
#if !defined(__RTTI) && !defined(__INTEL_RTTI__) && !defined(__GXX_RTTI) && !defined(_CPPRTTI)
#if !defined(BOOST_NO_RTTI)
# define BOOST_NO_RTTI
#endif
// in MS mode, static typeid works even when RTTI is off
#if !defined(_MSC_VER) && !defined(BOOST_NO_TYPEID)
# define BOOST_NO_TYPEID
#endif
#endif
//
// versions check:
// we don't support Intel prior to version 6.0:
#if BOOST_INTEL_CXX_VERSION < 600
# error "Compiler not supported or configured - please reconfigure"
#endif
// Intel on MacOS requires
#if defined(__APPLE__) && defined(__INTEL_COMPILER)
# define BOOST_NO_TWO_PHASE_NAME_LOOKUP
#endif
// Intel on Altix Itanium
#if defined(__itanium__) && defined(__INTEL_COMPILER)
# define BOOST_NO_TWO_PHASE_NAME_LOOKUP
#endif
//
// An attempt to value-initialize a pointer-to-member may trigger an
// internal error on Intel <= 11.1 (last checked version), as was
// reported by John Maddock, Intel support issue 589832, May 2010.
// Moreover, according to test results from Huang-Vista-x86_32_intel,
// intel-vc9-win-11.1 may leave a non-POD array uninitialized, in some
// cases when it should be value-initialized.
// (Niels Dekker, LKEB, May 2010)
// Apparently Intel 12.1 (compiler version number 9999 !!) has the same issue (compiler regression).
#if defined(__INTEL_COMPILER)
# if (__INTEL_COMPILER <= 1110) || (__INTEL_COMPILER == 9999) || (defined(_WIN32) && (__INTEL_COMPILER < 1600))
# define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
# endif
#endif
//
// Dynamic shared object (DSO) and dynamic-link library (DLL) support
//
#if defined(__GNUC__) && (__GNUC__ >= 4)
# define BOOST_SYMBOL_EXPORT __attribute__((visibility("default")))
# define BOOST_SYMBOL_IMPORT
# define BOOST_SYMBOL_VISIBLE __attribute__((visibility("default")))
#endif
//
// C++0x features
// For each feature we need to check both the Intel compiler version,
// and the version of MSVC or GCC that we are emulating.
// See http://software.intel.com/en-us/articles/c0x-features-supported-by-intel-c-compiler/
// for a list of which features were implemented in which Intel releases.
//
#if defined(BOOST_INTEL_STDCXX0X)
// BOOST_NO_CXX11_CONSTEXPR:
#if (BOOST_INTEL_CXX_VERSION >= 1500) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40600)) && !defined(_MSC_VER)
// Available in earlier Intel versions, but fail our tests:
# undef BOOST_NO_CXX11_CONSTEXPR
#endif
// BOOST_NO_CXX11_NULLPTR:
#if (BOOST_INTEL_CXX_VERSION >= 1210) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40600)) && (!defined(_MSC_VER) || (_MSC_VER >= 1600))
# undef BOOST_NO_CXX11_NULLPTR
#endif
// BOOST_NO_CXX11_TEMPLATE_ALIASES
#if (BOOST_INTEL_CXX_VERSION >= 1210) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40700)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 180020827))
# undef BOOST_NO_CXX11_TEMPLATE_ALIASES
#endif
// BOOST_NO_CXX11_DECLTYPE
#if (BOOST_INTEL_CXX_VERSION >= 1200) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40300)) && (!defined(_MSC_VER) || (_MSC_VER >= 1600))
# undef BOOST_NO_CXX11_DECLTYPE
#endif
// BOOST_NO_CXX11_DECLTYPE_N3276
#if (BOOST_INTEL_CXX_VERSION >= 1500) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40800)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 180020827))
# undef BOOST_NO_CXX11_DECLTYPE_N3276
#endif
// BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#if (BOOST_INTEL_CXX_VERSION >= 1200) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40300)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 180020827))
# undef BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#endif
// BOOST_NO_CXX11_RVALUE_REFERENCES
#if (BOOST_INTEL_CXX_VERSION >= 1300) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40300)) && (!defined(_MSC_VER) || (_MSC_VER >= 1600))
// This is available from earlier Intel versions, but breaks Filesystem and other libraries:
# undef BOOST_NO_CXX11_RVALUE_REFERENCES
#endif
// BOOST_NO_CXX11_STATIC_ASSERT
#if (BOOST_INTEL_CXX_VERSION >= 1110) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40300)) && (!defined(_MSC_VER) || (_MSC_VER >= 1600))
# undef BOOST_NO_CXX11_STATIC_ASSERT
#endif
// BOOST_NO_CXX11_VARIADIC_TEMPLATES
#if (BOOST_INTEL_CXX_VERSION >= 1200) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40400)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 180020827))
# undef BOOST_NO_CXX11_VARIADIC_TEMPLATES
#endif
// BOOST_NO_CXX11_VARIADIC_MACROS
#if (BOOST_INTEL_CXX_VERSION >= 1200) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40200)) && (!defined(_MSC_VER) || (_MSC_VER >= 1400))
# undef BOOST_NO_CXX11_VARIADIC_MACROS
#endif
// BOOST_NO_CXX11_AUTO_DECLARATIONS
#if (BOOST_INTEL_CXX_VERSION >= 1200) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40400)) && (!defined(_MSC_VER) || (_MSC_VER >= 1600))
# undef BOOST_NO_CXX11_AUTO_DECLARATIONS
#endif
// BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#if (BOOST_INTEL_CXX_VERSION >= 1200) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40400)) && (!defined(_MSC_VER) || (_MSC_VER >= 1600))
# undef BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#endif
// BOOST_NO_CXX11_CHAR16_T
#if (BOOST_INTEL_CXX_VERSION >= 1400) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40400)) && (!defined(_MSC_VER) || (_MSC_VER >= 9999))
# undef BOOST_NO_CXX11_CHAR16_T
#endif
// BOOST_NO_CXX11_CHAR32_T
#if (BOOST_INTEL_CXX_VERSION >= 1400) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40400)) && (!defined(_MSC_VER) || (_MSC_VER >= 9999))
# undef BOOST_NO_CXX11_CHAR32_T
#endif
// BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#if (BOOST_INTEL_CXX_VERSION >= 1200) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40400)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 180020827))
# undef BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#endif
// BOOST_NO_CXX11_DELETED_FUNCTIONS
#if (BOOST_INTEL_CXX_VERSION >= 1200) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40400)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 180020827))
# undef BOOST_NO_CXX11_DELETED_FUNCTIONS
#endif
// BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#if (BOOST_INTEL_CXX_VERSION >= 1400) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40400)) && (!defined(_MSC_VER) || (_MSC_VER >= 1700))
# undef BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#endif
// BOOST_NO_CXX11_SCOPED_ENUMS
#if (BOOST_INTEL_CXX_VERSION >= 1400) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40501)) && (!defined(_MSC_VER) || (_MSC_VER >= 1700))
// This is available but broken in earlier Intel releases.
# undef BOOST_NO_CXX11_SCOPED_ENUMS
#endif
// BOOST_NO_SFINAE_EXPR
#if (BOOST_INTEL_CXX_VERSION >= 1200) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40500)) && (!defined(_MSC_VER) || (_MSC_VER >= 9999))
# undef BOOST_NO_SFINAE_EXPR
#endif
// BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#if (BOOST_INTEL_CXX_VERSION >= 1500) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40500)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 180020827))
// This is available in earlier Intel releases, but breaks Multiprecision:
# undef BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#endif
// BOOST_NO_CXX11_LAMBDAS
#if (BOOST_INTEL_CXX_VERSION >= 1200) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40500)) && (!defined(_MSC_VER) || (_MSC_VER >= 1600))
# undef BOOST_NO_CXX11_LAMBDAS
#endif
// BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#if (BOOST_INTEL_CXX_VERSION >= 1200) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40500))
# undef BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#endif
// BOOST_NO_CXX11_RANGE_BASED_FOR
#if (BOOST_INTEL_CXX_VERSION >= 1400) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40600)) && (!defined(_MSC_VER) || (_MSC_VER >= 1700))
# undef BOOST_NO_CXX11_RANGE_BASED_FOR
#endif
// BOOST_NO_CXX11_RAW_LITERALS
#if (BOOST_INTEL_CXX_VERSION >= 1400) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40500)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 180020827))
# undef BOOST_NO_CXX11_RAW_LITERALS
#endif
// BOOST_NO_CXX11_UNICODE_LITERALS
#if (BOOST_INTEL_CXX_VERSION >= 1400) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40500)) && (!defined(_MSC_VER) || (_MSC_VER >= 9999))
# undef BOOST_NO_CXX11_UNICODE_LITERALS
#endif
// BOOST_NO_CXX11_NOEXCEPT
#if (BOOST_INTEL_CXX_VERSION >= 1500) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40600)) && (!defined(_MSC_VER) || (_MSC_VER >= 9999))
// Available in earlier Intel release, but generates errors when used with
// conditional exception specifications, for example in multiprecision:
# undef BOOST_NO_CXX11_NOEXCEPT
#endif
// BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#if (BOOST_INTEL_CXX_VERSION >= 1400) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40600)) && (!defined(_MSC_VER) || (_MSC_VER >= 9999))
# undef BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#endif
// BOOST_NO_CXX11_USER_DEFINED_LITERALS
#if (BOOST_INTEL_CXX_VERSION >= 1500) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40700)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 190021730))
# undef BOOST_NO_CXX11_USER_DEFINED_LITERALS
#endif
// BOOST_NO_CXX11_ALIGNAS
#if (BOOST_INTEL_CXX_VERSION >= 1500) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40800)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 190021730))
# undef BOOST_NO_CXX11_ALIGNAS
#endif
// BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#if (BOOST_INTEL_CXX_VERSION >= 1200) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40400)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 180020827))
# undef BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#endif
// BOOST_NO_CXX11_INLINE_NAMESPACES
#if (BOOST_INTEL_CXX_VERSION >= 1400) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40400)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 190021730))
# undef BOOST_NO_CXX11_INLINE_NAMESPACES
#endif
// BOOST_NO_CXX11_REF_QUALIFIERS
#if (BOOST_INTEL_CXX_VERSION >= 1400) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40800)) && (!defined(_MSC_VER) || (_MSC_FULL_VER >= 190021730))
# undef BOOST_NO_CXX11_REF_QUALIFIERS
#endif
// BOOST_NO_CXX11_FINAL
#if (BOOST_INTEL_CXX_VERSION >= 1400) && (!defined(BOOST_INTEL_GCC_VERSION) || (BOOST_INTEL_GCC_VERSION >= 40700)) && (!defined(_MSC_VER) || (_MSC_VER >= 1700))
# undef BOOST_NO_CXX11_FINAL
#endif
#endif
//
// Broken in all versions up to 15:
#define BOOST_NO_CXX11_FIXED_LENGTH_VARIADIC_TEMPLATE_EXPANSION_PACKS
#if defined(BOOST_INTEL_STDCXX0X) && (BOOST_INTEL_CXX_VERSION <= 1310)
# define BOOST_NO_CXX11_HDR_FUTURE
# define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#endif
#if defined(BOOST_INTEL_STDCXX0X) && (BOOST_INTEL_CXX_VERSION == 1400)
// A regression in Intel's compiler means that <tuple> seems to be broken in this release as well as <future> :
# define BOOST_NO_CXX11_HDR_FUTURE
# define BOOST_NO_CXX11_HDR_TUPLE
#endif
// Broken in all versions up to 17:
#if !defined(BOOST_NO_CXX14_CONSTEXPR)
#define BOOST_NO_CXX14_CONSTEXPR
#endif
#if (BOOST_INTEL_CXX_VERSION < 1200)
//
// fenv.h appears not to work with Intel prior to 12.0:
//
# define BOOST_NO_FENV_H
#endif
// Intel 13.10 fails to access defaulted functions of a base class declared in private or protected sections,
// producing the following errors:
// error #453: protected function "..." (declared at ...") is not accessible through a "..." pointer or object
#if (BOOST_INTEL_CXX_VERSION <= 1310)
# define BOOST_NO_CXX11_NON_PUBLIC_DEFAULTED_FUNCTIONS
#endif
#if defined(_MSC_VER) && (_MSC_VER >= 1600)
# define BOOST_HAS_STDINT_H
#endif
#if defined(__CUDACC__)
# if defined(BOOST_GCC_CXX11)
# define BOOST_NVCC_CXX11
# else
# define BOOST_NVCC_CXX03
# endif
#endif
#if defined(__LP64__) && defined(__GNUC__) && (BOOST_INTEL_CXX_VERSION >= 1310) && !defined(BOOST_NVCC_CXX03)
# define BOOST_HAS_INT128
#endif
#endif
//
// last known and checked version:
#if (BOOST_INTEL_CXX_VERSION > 1500)
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# elif defined(_MSC_VER)
//
// We don't emit this warning any more, since we have so few
// defect macros set anyway (just the one).
//
//# pragma message("Unknown compiler version - please run the configure tests and report the results")
# endif
#endif

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@ -0,0 +1,33 @@
// (C) Copyright John Maddock 2001.
// (C) Copyright David Abrahams 2002.
// (C) Copyright Aleksey Gurtovoy 2002.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// Kai C++ compiler setup:
#include <boost/config/compiler/common_edg.hpp>
# if (__KCC_VERSION <= 4001) || !defined(BOOST_STRICT_CONFIG)
// at least on Sun, the contents of <cwchar> is not in namespace std
# define BOOST_NO_STDC_NAMESPACE
# endif
// see also common_edg.hpp which needs a special check for __KCC
# if !defined(_EXCEPTIONS) && !defined(BOOST_NO_EXCEPTIONS)
# define BOOST_NO_EXCEPTIONS
# endif
//
// last known and checked version is 4001:
#if (__KCC_VERSION > 4001)
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# endif
#endif

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@ -0,0 +1,180 @@
// (C) Copyright John Maddock 2001.
// (C) Copyright Darin Adler 2001.
// (C) Copyright Peter Dimov 2001.
// (C) Copyright David Abrahams 2001 - 2002.
// (C) Copyright Beman Dawes 2001 - 2003.
// (C) Copyright Stefan Slapeta 2004.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// Metrowerks C++ compiler setup:
// locale support is disabled when linking with the dynamic runtime
# ifdef _MSL_NO_LOCALE
# define BOOST_NO_STD_LOCALE
# endif
# if __MWERKS__ <= 0x2301 // 5.3
# define BOOST_NO_FUNCTION_TEMPLATE_ORDERING
# define BOOST_NO_POINTER_TO_MEMBER_CONST
# define BOOST_NO_DEPENDENT_TYPES_IN_TEMPLATE_VALUE_PARAMETERS
# define BOOST_NO_MEMBER_TEMPLATE_KEYWORD
# endif
# if __MWERKS__ <= 0x2401 // 6.2
//# define BOOST_NO_FUNCTION_TEMPLATE_ORDERING
# endif
# if(__MWERKS__ <= 0x2407) // 7.x
# define BOOST_NO_MEMBER_FUNCTION_SPECIALIZATIONS
# define BOOST_NO_UNREACHABLE_RETURN_DETECTION
# endif
# if(__MWERKS__ <= 0x3003) // 8.x
# define BOOST_NO_SFINAE
# endif
// the "|| !defined(BOOST_STRICT_CONFIG)" part should apply to the last
// tested version *only*:
# if(__MWERKS__ <= 0x3207) || !defined(BOOST_STRICT_CONFIG) // 9.6
# define BOOST_NO_MEMBER_TEMPLATE_FRIENDS
# define BOOST_NO_IS_ABSTRACT
# endif
#if !__option(wchar_type)
# define BOOST_NO_INTRINSIC_WCHAR_T
#endif
#if !__option(exceptions) && !defined(BOOST_NO_EXCEPTIONS)
# define BOOST_NO_EXCEPTIONS
#endif
#if (__INTEL__ && _WIN32) || (__POWERPC__ && macintosh)
# if __MWERKS__ == 0x3000
# define BOOST_COMPILER_VERSION 8.0
# elif __MWERKS__ == 0x3001
# define BOOST_COMPILER_VERSION 8.1
# elif __MWERKS__ == 0x3002
# define BOOST_COMPILER_VERSION 8.2
# elif __MWERKS__ == 0x3003
# define BOOST_COMPILER_VERSION 8.3
# elif __MWERKS__ == 0x3200
# define BOOST_COMPILER_VERSION 9.0
# elif __MWERKS__ == 0x3201
# define BOOST_COMPILER_VERSION 9.1
# elif __MWERKS__ == 0x3202
# define BOOST_COMPILER_VERSION 9.2
# elif __MWERKS__ == 0x3204
# define BOOST_COMPILER_VERSION 9.3
# elif __MWERKS__ == 0x3205
# define BOOST_COMPILER_VERSION 9.4
# elif __MWERKS__ == 0x3206
# define BOOST_COMPILER_VERSION 9.5
# elif __MWERKS__ == 0x3207
# define BOOST_COMPILER_VERSION 9.6
# else
# define BOOST_COMPILER_VERSION __MWERKS__
# endif
#else
# define BOOST_COMPILER_VERSION __MWERKS__
#endif
//
// C++0x features
//
// See boost\config\suffix.hpp for BOOST_NO_LONG_LONG
//
#if __MWERKS__ > 0x3206 && __option(rvalue_refs)
# define BOOST_HAS_RVALUE_REFS
#else
# define BOOST_NO_CXX11_RVALUE_REFERENCES
#endif
#define BOOST_NO_CXX11_AUTO_DECLARATIONS
#define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#define BOOST_NO_CXX11_CHAR16_T
#define BOOST_NO_CXX11_CHAR32_T
#define BOOST_NO_CXX11_CONSTEXPR
#define BOOST_NO_CXX11_DECLTYPE
#define BOOST_NO_CXX11_DECLTYPE_N3276
#define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#define BOOST_NO_CXX11_DELETED_FUNCTIONS
#define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#define BOOST_NO_CXX11_EXTERN_TEMPLATE
#define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#define BOOST_NO_CXX11_LAMBDAS
#define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#define BOOST_NO_CXX11_NOEXCEPT
#define BOOST_NO_CXX11_NULLPTR
#define BOOST_NO_CXX11_RANGE_BASED_FOR
#define BOOST_NO_CXX11_RAW_LITERALS
#define BOOST_NO_CXX11_SCOPED_ENUMS
#define BOOST_NO_SFINAE_EXPR
#define BOOST_NO_CXX11_STATIC_ASSERT
#define BOOST_NO_CXX11_TEMPLATE_ALIASES
#define BOOST_NO_CXX11_UNICODE_LITERALS
#define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#define BOOST_NO_CXX11_VARIADIC_MACROS
#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#define BOOST_NO_CXX11_ALIGNAS
#define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#define BOOST_NO_CXX11_INLINE_NAMESPACES
#define BOOST_NO_CXX11_REF_QUALIFIERS
#define BOOST_NO_CXX11_FINAL
#define BOOST_NO_CXX11_THREAD_LOCAL
// C++ 14:
#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !defined(__cpp_binary_literals) || (__cpp_binary_literals < 201304)
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !defined(__cpp_decltype_auto) || (__cpp_decltype_auto < 201304)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if (__cplusplus < 201304) // There's no SD6 check for this....
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
#if !defined(__cpp_generic_lambdas) || (__cpp_generic_lambdas < 201304)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
#if !defined(__cpp_init_captures) || (__cpp_init_captures < 201304)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !defined(__cpp_return_type_deduction) || (__cpp_return_type_deduction < 201304)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
#define BOOST_COMPILER "Metrowerks CodeWarrior C++ version " BOOST_STRINGIZE(BOOST_COMPILER_VERSION)
//
// versions check:
// we don't support Metrowerks prior to version 5.3:
#if __MWERKS__ < 0x2301
# error "Compiler not supported or configured - please reconfigure"
#endif
//
// last known and checked version:
#if (__MWERKS__ > 0x3205)
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# endif
#endif

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// (C) Copyright John Maddock 2001 - 2002.
// (C) Copyright Aleksey Gurtovoy 2002.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// MPW C++ compilers setup:
# if defined(__SC__)
# define BOOST_COMPILER "MPW SCpp version " BOOST_STRINGIZE(__SC__)
# elif defined(__MRC__)
# define BOOST_COMPILER "MPW MrCpp version " BOOST_STRINGIZE(__MRC__)
# else
# error "Using MPW compiler configuration by mistake. Please update."
# endif
//
// MPW 8.90:
//
#if (MPW_CPLUS <= 0x890) || !defined(BOOST_STRICT_CONFIG)
# define BOOST_NO_CV_SPECIALIZATIONS
# define BOOST_NO_DEPENDENT_NESTED_DERIVATIONS
# define BOOST_NO_DEPENDENT_TYPES_IN_TEMPLATE_VALUE_PARAMETERS
# define BOOST_NO_INCLASS_MEMBER_INITIALIZATION
# define BOOST_NO_INTRINSIC_WCHAR_T
# define BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
# define BOOST_NO_USING_TEMPLATE
# define BOOST_NO_CWCHAR
# define BOOST_NO_LIMITS_COMPILE_TIME_CONSTANTS
# define BOOST_NO_STD_ALLOCATOR /* actually a bug with const reference overloading */
#endif
//
// C++0x features
//
// See boost\config\suffix.hpp for BOOST_NO_LONG_LONG
//
#define BOOST_NO_CXX11_AUTO_DECLARATIONS
#define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#define BOOST_NO_CXX11_CHAR16_T
#define BOOST_NO_CXX11_CHAR32_T
#define BOOST_NO_CXX11_CONSTEXPR
#define BOOST_NO_CXX11_DECLTYPE
#define BOOST_NO_CXX11_DECLTYPE_N3276
#define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#define BOOST_NO_CXX11_DELETED_FUNCTIONS
#define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#define BOOST_NO_CXX11_EXTERN_TEMPLATE
#define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#define BOOST_NO_CXX11_LAMBDAS
#define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#define BOOST_NO_CXX11_NOEXCEPT
#define BOOST_NO_CXX11_NULLPTR
#define BOOST_NO_CXX11_RANGE_BASED_FOR
#define BOOST_NO_CXX11_RAW_LITERALS
#define BOOST_NO_CXX11_RVALUE_REFERENCES
#define BOOST_NO_CXX11_SCOPED_ENUMS
#define BOOST_NO_SFINAE_EXPR
#define BOOST_NO_CXX11_STATIC_ASSERT
#define BOOST_NO_CXX11_TEMPLATE_ALIASES
#define BOOST_NO_CXX11_UNICODE_LITERALS
#define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#define BOOST_NO_CXX11_VARIADIC_MACROS
#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#define BOOST_NO_CXX11_ALIGNAS
#define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#define BOOST_NO_CXX11_INLINE_NAMESPACES
#define BOOST_NO_CXX11_REF_QUALIFIERS
#define BOOST_NO_CXX11_FINAL
#define BOOST_NO_CXX11_THREAD_LOCAL
// C++ 14:
#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !defined(__cpp_binary_literals) || (__cpp_binary_literals < 201304)
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !defined(__cpp_decltype_auto) || (__cpp_decltype_auto < 201304)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if (__cplusplus < 201304) // There's no SD6 check for this....
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
#if !defined(__cpp_generic_lambdas) || (__cpp_generic_lambdas < 201304)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
#if !defined(__cpp_init_captures) || (__cpp_init_captures < 201304)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !defined(__cpp_return_type_deduction) || (__cpp_return_type_deduction < 201304)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
//
// versions check:
// we don't support MPW prior to version 8.9:
#if MPW_CPLUS < 0x890
# error "Compiler not supported or configured - please reconfigure"
#endif
//
// last known and checked version is 0x890:
#if (MPW_CPLUS > 0x890)
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# endif
#endif

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// (C) Copyright Eric Jourdanneau, Joel Falcou 2010
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// NVIDIA CUDA C++ compiler setup
#ifndef BOOST_COMPILER
# define BOOST_COMPILER "NVIDIA CUDA C++ Compiler"
#endif
// NVIDIA Specific support
// BOOST_GPU_ENABLED : Flag a function or a method as being enabled on the host and device
#define BOOST_GPU_ENABLED __host__ __device__
// A bug in version 7.0 of CUDA prevents use of variadic templates in some occasions
// https://svn.boost.org/trac/boost/ticket/11897
// This is fixed in 7.5. As the following version macro was introduced in 7.5 an existance
// check is enough to detect versions < 7.5
#if !defined(__CUDACC_VER__) || (__CUDACC_VER__ < 70500)
# define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#endif
// The same bug is back again in 8.0:
#if (__CUDACC_VER__ > 80000) && (__CUDACC_VER__ < 80100)
# define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#endif
// Most recent CUDA (8.0) has no constexpr support in msvc mode:
#if defined(_MSC_VER)
# define BOOST_NO_CXX11_CONSTEXPR
#endif

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// (C) Copyright Bryce Lelbach 2011
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// PathScale EKOPath C++ Compiler
#ifndef BOOST_COMPILER
# define BOOST_COMPILER "PathScale EKOPath C++ Compiler version " __PATHSCALE__
#endif
#if __PATHCC__ >= 4
# define BOOST_MSVC6_MEMBER_TEMPLATES
# define BOOST_HAS_UNISTD_H
# define BOOST_HAS_STDINT_H
# define BOOST_HAS_SIGACTION
# define BOOST_HAS_SCHED_YIELD
# define BOOST_HAS_THREADS
# define BOOST_HAS_PTHREADS
# define BOOST_HAS_PTHREAD_YIELD
# define BOOST_HAS_PTHREAD_MUTEXATTR_SETTYPE
# define BOOST_HAS_PARTIAL_STD_ALLOCATOR
# define BOOST_HAS_NRVO
# define BOOST_HAS_NL_TYPES_H
# define BOOST_HAS_NANOSLEEP
# define BOOST_HAS_LONG_LONG
# define BOOST_HAS_LOG1P
# define BOOST_HAS_GETTIMEOFDAY
# define BOOST_HAS_EXPM1
# define BOOST_HAS_DIRENT_H
# define BOOST_HAS_CLOCK_GETTIME
# define BOOST_NO_CXX11_VARIADIC_TEMPLATES
# define BOOST_NO_CXX11_UNICODE_LITERALS
# define BOOST_NO_CXX11_TEMPLATE_ALIASES
# define BOOST_NO_CXX11_STATIC_ASSERT
# define BOOST_NO_SFINAE_EXPR
# define BOOST_NO_CXX11_SCOPED_ENUMS
# define BOOST_NO_CXX11_RVALUE_REFERENCES
# define BOOST_NO_CXX11_RANGE_BASED_FOR
# define BOOST_NO_CXX11_RAW_LITERALS
# define BOOST_NO_CXX11_NULLPTR
# define BOOST_NO_CXX11_NUMERIC_LIMITS
# define BOOST_NO_CXX11_NOEXCEPT
# define BOOST_NO_CXX11_LAMBDAS
# define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
# define BOOST_NO_MS_INT64_NUMERIC_LIMITS
# define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
# define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
# define BOOST_NO_CXX11_DELETED_FUNCTIONS
# define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
# define BOOST_NO_CXX11_DECLTYPE
# define BOOST_NO_CXX11_DECLTYPE_N3276
# define BOOST_NO_CXX11_CONSTEXPR
# define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
# define BOOST_NO_CXX11_CHAR32_T
# define BOOST_NO_CXX11_CHAR16_T
# define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
# define BOOST_NO_CXX11_AUTO_DECLARATIONS
# define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
# define BOOST_NO_CXX11_HDR_UNORDERED_SET
# define BOOST_NO_CXX11_HDR_UNORDERED_MAP
# define BOOST_NO_CXX11_HDR_TYPEINDEX
# define BOOST_NO_CXX11_HDR_TUPLE
# define BOOST_NO_CXX11_HDR_THREAD
# define BOOST_NO_CXX11_HDR_SYSTEM_ERROR
# define BOOST_NO_CXX11_HDR_REGEX
# define BOOST_NO_CXX11_HDR_RATIO
# define BOOST_NO_CXX11_HDR_RANDOM
# define BOOST_NO_CXX11_HDR_MUTEX
# define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
# define BOOST_NO_CXX11_HDR_FUTURE
# define BOOST_NO_CXX11_HDR_FORWARD_LIST
# define BOOST_NO_CXX11_HDR_CONDITION_VARIABLE
# define BOOST_NO_CXX11_HDR_CODECVT
# define BOOST_NO_CXX11_HDR_CHRONO
# define BOOST_NO_CXX11_USER_DEFINED_LITERALS
# define BOOST_NO_CXX11_ALIGNAS
# define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
# define BOOST_NO_CXX11_INLINE_NAMESPACES
# define BOOST_NO_CXX11_REF_QUALIFIERS
# define BOOST_NO_CXX11_FINAL
# define BOOST_NO_CXX11_THREAD_LOCAL
// C++ 14:
#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !defined(__cpp_binary_literals) || (__cpp_binary_literals < 201304)
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !defined(__cpp_decltype_auto) || (__cpp_decltype_auto < 201304)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if (__cplusplus < 201304) // There's no SD6 check for this....
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
#if !defined(__cpp_generic_lambdas) || (__cpp_generic_lambdas < 201304)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
#if !defined(__cpp_init_captures) || (__cpp_init_captures < 201304)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !defined(__cpp_return_type_deduction) || (__cpp_return_type_deduction < 201304)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
#endif

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// (C) Copyright Noel Belcourt 2007.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// PGI C++ compiler setup:
#define BOOST_COMPILER_VERSION __PGIC__##__PGIC_MINOR__
#define BOOST_COMPILER "PGI compiler version " BOOST_STRINGIZE(BOOST_COMPILER_VERSION)
//
// Threading support:
// Turn this on unconditionally here, it will get turned off again later
// if no threading API is detected.
//
#if __PGIC__ >= 11
// options requested by configure --enable-test
#define BOOST_HAS_PTHREADS
#define BOOST_HAS_THREADS
#define BOOST_HAS_PTHREAD_YIELD
#define BOOST_HAS_NRVO
#define BOOST_HAS_LONG_LONG
// options --enable-test wants undefined
#undef BOOST_NO_STDC_NAMESPACE
#undef BOOST_NO_EXCEPTION_STD_NAMESPACE
#undef BOOST_DEDUCED_TYPENAME
#define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
#define BOOST_NO_TWO_PHASE_NAME_LOOKUP
#define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#define BOOST_NO_CXX11_AUTO_DECLARATIONS
#elif __PGIC__ >= 10
// options requested by configure --enable-test
#define BOOST_HAS_THREADS
#define BOOST_HAS_NRVO
#define BOOST_HAS_LONG_LONG
#if defined(linux) || defined(__linux) || defined(__linux__)
# define BOOST_HAS_STDINT_H
#endif
// options --enable-test wants undefined
#undef BOOST_NO_STDC_NAMESPACE
#undef BOOST_NO_EXCEPTION_STD_NAMESPACE
#undef BOOST_DEDUCED_TYPENAME
#elif __PGIC__ >= 7
#define BOOST_FUNCTION_SCOPE_USING_DECLARATION_BREAKS_ADL
#define BOOST_NO_TWO_PHASE_NAME_LOOKUP
#define BOOST_NO_SWPRINTF
#define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#define BOOST_NO_CXX11_AUTO_DECLARATIONS
#else
# error "Pgi compiler not configured - please reconfigure"
#endif
//
// C++0x features
//
// See boost\config\suffix.hpp for BOOST_NO_LONG_LONG
//
#define BOOST_NO_CXX11_CHAR16_T
#define BOOST_NO_CXX11_CHAR32_T
#define BOOST_NO_CXX11_CONSTEXPR
#define BOOST_NO_CXX11_DECLTYPE
#define BOOST_NO_CXX11_DECLTYPE_N3276
#define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#define BOOST_NO_CXX11_DELETED_FUNCTIONS
#define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#define BOOST_NO_CXX11_EXTERN_TEMPLATE
#define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#define BOOST_NO_CXX11_LAMBDAS
#define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#define BOOST_NO_CXX11_NOEXCEPT
#define BOOST_NO_CXX11_NULLPTR
#define BOOST_NO_CXX11_NUMERIC_LIMITS
#define BOOST_NO_CXX11_RANGE_BASED_FOR
#define BOOST_NO_CXX11_RAW_LITERALS
#define BOOST_NO_CXX11_RVALUE_REFERENCES
#define BOOST_NO_CXX11_SCOPED_ENUMS
#define BOOST_NO_SFINAE_EXPR
#define BOOST_NO_CXX11_STATIC_ASSERT
#define BOOST_NO_SWPRINTF
#define BOOST_NO_CXX11_TEMPLATE_ALIASES
#define BOOST_NO_CXX11_UNICODE_LITERALS
#define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#define BOOST_NO_CXX11_VARIADIC_MACROS
#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#define BOOST_NO_CXX11_HDR_UNORDERED_SET
#define BOOST_NO_CXX11_HDR_UNORDERED_MAP
#define BOOST_NO_CXX11_HDR_TYPEINDEX
#define BOOST_NO_CXX11_HDR_TYPE_TRAITS
#define BOOST_NO_CXX11_HDR_TUPLE
#define BOOST_NO_CXX11_HDR_THREAD
#define BOOST_NO_CXX11_HDR_SYSTEM_ERROR
#define BOOST_NO_CXX11_HDR_REGEX
#define BOOST_NO_CXX11_HDR_RATIO
#define BOOST_NO_CXX11_HDR_RANDOM
#define BOOST_NO_CXX11_HDR_MUTEX
#define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#define BOOST_NO_CXX11_HDR_FUTURE
#define BOOST_NO_CXX11_HDR_FORWARD_LIST
#define BOOST_NO_CXX11_HDR_CONDITION_VARIABLE
#define BOOST_NO_CXX11_HDR_CODECVT
#define BOOST_NO_CXX11_HDR_CHRONO
#define BOOST_NO_CXX11_HDR_ARRAY
#define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#define BOOST_NO_CXX11_ALIGNAS
#define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#define BOOST_NO_CXX11_INLINE_NAMESPACES
#define BOOST_NO_CXX11_REF_QUALIFIERS
#define BOOST_NO_CXX11_FINAL
#define BOOST_NO_CXX11_THREAD_LOCAL
// C++ 14:
#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !defined(__cpp_binary_literals) || (__cpp_binary_literals < 201304)
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !defined(__cpp_decltype_auto) || (__cpp_decltype_auto < 201304)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if (__cplusplus < 201304) // There's no SD6 check for this....
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
#if !defined(__cpp_generic_lambdas) || (__cpp_generic_lambdas < 201304)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
#if !defined(__cpp_init_captures) || (__cpp_init_captures < 201304)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !defined(__cpp_return_type_deduction) || (__cpp_return_type_deduction < 201304)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
//
// version check:
// probably nothing to do here?

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// (C) Copyright John Maddock 2001 - 2002.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// SGI C++ compiler setup:
#define BOOST_COMPILER "SGI Irix compiler version " BOOST_STRINGIZE(_COMPILER_VERSION)
#include <boost/config/compiler/common_edg.hpp>
//
// Threading support:
// Turn this on unconditionally here, it will get turned off again later
// if no threading API is detected.
//
#define BOOST_HAS_THREADS
#define BOOST_NO_TWO_PHASE_NAME_LOOKUP
#undef BOOST_NO_SWPRINTF
#undef BOOST_DEDUCED_TYPENAME
//
// version check:
// probably nothing to do here?

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// (C) Copyright John Maddock 2001.
// (C) Copyright Jens Maurer 2001 - 2003.
// (C) Copyright Peter Dimov 2002.
// (C) Copyright Aleksey Gurtovoy 2002 - 2003.
// (C) Copyright David Abrahams 2002.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// Sun C++ compiler setup:
# if __SUNPRO_CC <= 0x500
# define BOOST_NO_MEMBER_TEMPLATES
# define BOOST_NO_FUNCTION_TEMPLATE_ORDERING
# endif
# if (__SUNPRO_CC <= 0x520)
//
// Sunpro 5.2 and earler:
//
// although sunpro 5.2 supports the syntax for
// inline initialization it often gets the value
// wrong, especially where the value is computed
// from other constants (J Maddock 6th May 2001)
# define BOOST_NO_INCLASS_MEMBER_INITIALIZATION
// Although sunpro 5.2 supports the syntax for
// partial specialization, it often seems to
// bind to the wrong specialization. Better
// to disable it until suppport becomes more stable
// (J Maddock 6th May 2001).
# define BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
# endif
# if (__SUNPRO_CC <= 0x530)
// Requesting debug info (-g) with Boost.Python results
// in an internal compiler error for "static const"
// initialized in-class.
// >> Assertion: (../links/dbg_cstabs.cc, line 611)
// while processing ../test.cpp at line 0.
// (Jens Maurer according to Gottfried Ganssauge 04 Mar 2002)
# define BOOST_NO_INCLASS_MEMBER_INITIALIZATION
// SunPro 5.3 has better support for partial specialization,
// but breaks when compiling std::less<shared_ptr<T> >
// (Jens Maurer 4 Nov 2001).
// std::less specialization fixed as reported by George
// Heintzelman; partial specialization re-enabled
// (Peter Dimov 17 Jan 2002)
//# define BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
// integral constant expressions with 64 bit numbers fail
# define BOOST_NO_INTEGRAL_INT64_T
# endif
# if (__SUNPRO_CC < 0x570)
# define BOOST_NO_TEMPLATE_TEMPLATES
// see http://lists.boost.org/MailArchives/boost/msg47184.php
// and http://lists.boost.org/MailArchives/boost/msg47220.php
# define BOOST_NO_INCLASS_MEMBER_INITIALIZATION
# define BOOST_NO_SFINAE
# define BOOST_NO_ARRAY_TYPE_SPECIALIZATIONS
# endif
# if (__SUNPRO_CC <= 0x580)
# define BOOST_NO_IS_ABSTRACT
# endif
# if (__SUNPRO_CC <= 0x5100)
// Sun 5.10 may not correctly value-initialize objects of
// some user defined types, as was reported in April 2010
// (CR 6947016), and confirmed by Steve Clamage.
// (Niels Dekker, LKEB, May 2010).
# define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
# endif
//
// Dynamic shared object (DSO) and dynamic-link library (DLL) support
//
#if __SUNPRO_CC > 0x500
# define BOOST_SYMBOL_EXPORT __global
# define BOOST_SYMBOL_IMPORT __global
# define BOOST_SYMBOL_VISIBLE __global
#endif
#if (__SUNPRO_CC < 0x5130)
// C++03 features in 12.4:
#define BOOST_NO_TWO_PHASE_NAME_LOOKUP
#define BOOST_NO_SFINAE_EXPR
#define BOOST_NO_ADL_BARRIER
#define BOOST_NO_CXX11_VARIADIC_MACROS
#endif
#if (__SUNPRO_CC < 0x5130) || (__cplusplus < 201100)
// C++11 only featuires in 12.4:
#define BOOST_NO_CXX11_AUTO_DECLARATIONS
#define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#define BOOST_NO_CXX11_CHAR16_T
#define BOOST_NO_CXX11_CHAR32_T
#define BOOST_NO_CXX11_CONSTEXPR
#define BOOST_NO_CXX11_DECLTYPE
#define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#define BOOST_NO_CXX11_DELETED_FUNCTIONS
#define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#define BOOST_NO_CXX11_EXTERN_TEMPLATE
#define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#define BOOST_NO_CXX11_LAMBDAS
#define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#define BOOST_NO_CXX11_NOEXCEPT
#define BOOST_NO_CXX11_NULLPTR
#define BOOST_NO_CXX11_RANGE_BASED_FOR
#define BOOST_NO_CXX11_RAW_LITERALS
#define BOOST_NO_CXX11_RVALUE_REFERENCES
#define BOOST_NO_CXX11_SCOPED_ENUMS
#define BOOST_NO_CXX11_STATIC_ASSERT
#define BOOST_NO_CXX11_TEMPLATE_ALIASES
#define BOOST_NO_CXX11_UNICODE_LITERALS
#define BOOST_NO_CXX11_ALIGNAS
#define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#define BOOST_NO_CXX11_INLINE_NAMESPACES
#define BOOST_NO_CXX11_FINAL
#endif
#if (__SUNPRO_CC < 0x5140) || (__cplusplus < 201103)
#define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#define BOOST_NO_CXX11_FIXED_LENGTH_VARIADIC_TEMPLATE_EXPANSION_PACKS
#define BOOST_NO_CXX11_DECLTYPE_N3276
#define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#define BOOST_NO_CXX11_REF_QUALIFIERS
#define BOOST_NO_CXX11_THREAD_LOCAL
#endif
#define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
//
// C++0x features
//
# define BOOST_HAS_LONG_LONG
// C++ 14:
#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !defined(__cpp_binary_literals) || (__cpp_binary_literals < 201304)
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !defined(__cpp_decltype_auto) || (__cpp_decltype_auto < 201304) || (__cplusplus < 201402L)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if (__cplusplus < 201304) // There's no SD6 check for this....
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
#if !defined(__cpp_generic_lambdas) || (__cpp_generic_lambdas < 201304)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
#if !defined(__cpp_init_captures) || (__cpp_init_captures < 201304)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !defined(__cpp_return_type_deduction) || (__cpp_return_type_deduction < 201304)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
// Turn on threading support for Solaris 12.
// Ticket #11972
#if (__SUNPRO_CC >= 0x5140) && defined(__SunOS_5_12) && !defined(BOOST_HAS_THREADS)
# define BOOST_HAS_THREADS
#endif
//
// Version
//
#define BOOST_COMPILER "Sun compiler version " BOOST_STRINGIZE(__SUNPRO_CC)
//
// versions check:
// we don't support sunpro prior to version 4:
#if __SUNPRO_CC < 0x400
#error "Compiler not supported or configured - please reconfigure"
#endif
//
// last known and checked version is 0x590:
#if (__SUNPRO_CC > 0x590)
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# endif
#endif

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// (C) Copyright John Maddock 2001 - 2003.
// (C) Copyright Toon Knapen 2001 - 2003.
// (C) Copyright Lie-Quan Lee 2001.
// (C) Copyright Markus Schoepflin 2002 - 2003.
// (C) Copyright Beman Dawes 2002 - 2003.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// Visual Age (IBM) C++ compiler setup:
#if __IBMCPP__ <= 501
# define BOOST_NO_MEMBER_TEMPLATE_FRIENDS
# define BOOST_NO_MEMBER_FUNCTION_SPECIALIZATIONS
#endif
#if (__IBMCPP__ <= 502)
// Actually the compiler supports inclass member initialization but it
// requires a definition for the class member and it doesn't recognize
// it as an integral constant expression when used as a template argument.
# define BOOST_NO_INCLASS_MEMBER_INITIALIZATION
# define BOOST_NO_INTEGRAL_INT64_T
# define BOOST_NO_MEMBER_TEMPLATE_KEYWORD
#endif
#if (__IBMCPP__ <= 600) || !defined(BOOST_STRICT_CONFIG)
# define BOOST_NO_POINTER_TO_MEMBER_TEMPLATE_PARAMETERS
#endif
#if (__IBMCPP__ <= 1110)
// XL C++ V11.1 and earlier versions may not always value-initialize
// a temporary object T(), when T is a non-POD aggregate class type.
// Michael Wong (IBM Canada Ltd) has confirmed this issue and gave it
// high priority. -- Niels Dekker (LKEB), May 2010.
# define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
#endif
//
// On AIX thread support seems to be indicated by _THREAD_SAFE:
//
#ifdef _THREAD_SAFE
# define BOOST_HAS_THREADS
#endif
#define BOOST_COMPILER "IBM Visual Age version " BOOST_STRINGIZE(__IBMCPP__)
//
// versions check:
// we don't support Visual age prior to version 5:
#if __IBMCPP__ < 500
#error "Compiler not supported or configured - please reconfigure"
#endif
//
// last known and checked version is 1210:
#if (__IBMCPP__ > 1210)
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# endif
#endif
// Some versions of the compiler have issues with default arguments on partial specializations
#if __IBMCPP__ <= 1010
#define BOOST_NO_PARTIAL_SPECIALIZATION_IMPLICIT_DEFAULT_ARGS
#endif
//
// C++0x features
//
// See boost\config\suffix.hpp for BOOST_NO_LONG_LONG
//
#if ! __IBMCPP_AUTO_TYPEDEDUCTION
# define BOOST_NO_CXX11_AUTO_DECLARATIONS
# define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#endif
#if ! __IBMCPP_UTF_LITERAL__
# define BOOST_NO_CXX11_CHAR16_T
# define BOOST_NO_CXX11_CHAR32_T
#endif
#if ! __IBMCPP_CONSTEXPR
# define BOOST_NO_CXX11_CONSTEXPR
#endif
#if ! __IBMCPP_DECLTYPE
# define BOOST_NO_CXX11_DECLTYPE
#else
# define BOOST_HAS_DECLTYPE
#endif
#define BOOST_NO_CXX11_DECLTYPE_N3276
#define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#define BOOST_NO_CXX11_DELETED_FUNCTIONS
#if ! __IBMCPP_EXPLICIT_CONVERSION_OPERATORS
# define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#endif
#if ! __IBMCPP_EXTERN_TEMPLATE
# define BOOST_NO_CXX11_EXTERN_TEMPLATE
#endif
#if ! __IBMCPP_VARIADIC_TEMPLATES
// not enabled separately at this time
# define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#endif
#define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#define BOOST_NO_CXX11_LAMBDAS
#define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#define BOOST_NO_CXX11_NOEXCEPT
#define BOOST_NO_CXX11_NULLPTR
#define BOOST_NO_CXX11_RANGE_BASED_FOR
#define BOOST_NO_CXX11_RAW_LITERALS
#define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#if ! __IBMCPP_RVALUE_REFERENCES
# define BOOST_NO_CXX11_RVALUE_REFERENCES
#endif
#if ! __IBMCPP_SCOPED_ENUM
# define BOOST_NO_CXX11_SCOPED_ENUMS
#endif
#define BOOST_NO_SFINAE_EXPR
#define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#if ! __IBMCPP_STATIC_ASSERT
# define BOOST_NO_CXX11_STATIC_ASSERT
#endif
#define BOOST_NO_CXX11_TEMPLATE_ALIASES
#define BOOST_NO_CXX11_UNICODE_LITERALS
#if ! __IBMCPP_VARIADIC_TEMPLATES
# define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#endif
#if ! __C99_MACRO_WITH_VA_ARGS
# define BOOST_NO_CXX11_VARIADIC_MACROS
#endif
#define BOOST_NO_CXX11_ALIGNAS
#define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#define BOOST_NO_CXX11_INLINE_NAMESPACES
#define BOOST_NO_CXX11_REF_QUALIFIERS
#define BOOST_NO_CXX11_FINAL
#define BOOST_NO_CXX11_THREAD_LOCAL
// C++ 14:
#if !defined(__cpp_aggregate_nsdmi) || (__cpp_aggregate_nsdmi < 201304)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !defined(__cpp_binary_literals) || (__cpp_binary_literals < 201304)
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !defined(__cpp_constexpr) || (__cpp_constexpr < 201304)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !defined(__cpp_decltype_auto) || (__cpp_decltype_auto < 201304)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if (__cplusplus < 201304) // There's no SD6 check for this....
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
#if !defined(__cpp_generic_lambdas) || (__cpp_generic_lambdas < 201304)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
#if !defined(__cpp_init_captures) || (__cpp_init_captures < 201304)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !defined(__cpp_return_type_deduction) || (__cpp_return_type_deduction < 201304)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !defined(__cpp_variable_templates) || (__cpp_variable_templates < 201304)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif

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// (C) Copyright John Maddock 2001 - 2003.
// (C) Copyright Darin Adler 2001 - 2002.
// (C) Copyright Peter Dimov 2001.
// (C) Copyright Aleksey Gurtovoy 2002.
// (C) Copyright David Abrahams 2002 - 2003.
// (C) Copyright Beman Dawes 2002 - 2003.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
//
// Microsoft Visual C++ compiler setup:
//
// We need to be careful with the checks in this file, as contrary
// to popular belief there are versions with _MSC_VER with the final
// digit non-zero (mainly the MIPS cross compiler).
//
// So we either test _MSC_VER >= XXXX or else _MSC_VER < XXXX.
// No other comparisons (==, >, or <=) are safe.
//
#define BOOST_MSVC _MSC_VER
//
// Helper macro BOOST_MSVC_FULL_VER for use in Boost code:
//
#if _MSC_FULL_VER > 100000000
# define BOOST_MSVC_FULL_VER _MSC_FULL_VER
#else
# define BOOST_MSVC_FULL_VER (_MSC_FULL_VER * 10)
#endif
// Attempt to suppress VC6 warnings about the length of decorated names (obsolete):
#pragma warning( disable : 4503 ) // warning: decorated name length exceeded
#define BOOST_HAS_PRAGMA_ONCE
//
// versions check:
// we don't support Visual C++ prior to version 7.1:
#if _MSC_VER < 1310
# error "Compiler not supported or configured - please reconfigure"
#endif
#if _MSC_FULL_VER < 180020827
# define BOOST_NO_FENV_H
#endif
#if _MSC_VER < 1400
// although a conforming signature for swprint exists in VC7.1
// it appears not to actually work:
# define BOOST_NO_SWPRINTF
// Our extern template tests also fail for this compiler:
# define BOOST_NO_CXX11_EXTERN_TEMPLATE
// Variadic macros do not exist for VC7.1 and lower
# define BOOST_NO_CXX11_VARIADIC_MACROS
# define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#endif
#if _MSC_VER < 1500 // 140X == VC++ 8.0
# define BOOST_NO_MEMBER_TEMPLATE_FRIENDS
#endif
#if _MSC_VER < 1600 // 150X == VC++ 9.0
// A bug in VC9:
# define BOOST_NO_ADL_BARRIER
#endif
#ifndef _NATIVE_WCHAR_T_DEFINED
# define BOOST_NO_INTRINSIC_WCHAR_T
#endif
//
// check for exception handling support:
#if !defined(_CPPUNWIND) && !defined(BOOST_NO_EXCEPTIONS)
# define BOOST_NO_EXCEPTIONS
#endif
//
// __int64 support:
//
#define BOOST_HAS_MS_INT64
#if defined(_MSC_EXTENSIONS) || (_MSC_VER >= 1400)
# define BOOST_HAS_LONG_LONG
#else
# define BOOST_NO_LONG_LONG
#endif
#if (_MSC_VER >= 1400) && !defined(_DEBUG)
# define BOOST_HAS_NRVO
#endif
#if _MSC_VER >= 1600 // 160X == VC++ 10.0
# define BOOST_HAS_PRAGMA_DETECT_MISMATCH
#endif
//
// disable Win32 API's if compiler extensions are
// turned off:
//
#if !defined(_MSC_EXTENSIONS) && !defined(BOOST_DISABLE_WIN32)
# define BOOST_DISABLE_WIN32
#endif
#if !defined(_CPPRTTI) && !defined(BOOST_NO_RTTI)
# define BOOST_NO_RTTI
#endif
//
// TR1 features:
//
#if _MSC_VER >= 1700
// # define BOOST_HAS_TR1_HASH // don't know if this is true yet.
// # define BOOST_HAS_TR1_TYPE_TRAITS // don't know if this is true yet.
# define BOOST_HAS_TR1_UNORDERED_MAP
# define BOOST_HAS_TR1_UNORDERED_SET
#endif
//
// C++0x features
//
// See above for BOOST_NO_LONG_LONG
// C++ features supported by VC++ 10 (aka 2010)
//
#if _MSC_VER < 1600
# define BOOST_NO_CXX11_AUTO_DECLARATIONS
# define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
# define BOOST_NO_CXX11_LAMBDAS
# define BOOST_NO_CXX11_RVALUE_REFERENCES
# define BOOST_NO_CXX11_STATIC_ASSERT
# define BOOST_NO_CXX11_NULLPTR
# define BOOST_NO_CXX11_DECLTYPE
#endif // _MSC_VER < 1600
#if _MSC_VER >= 1600
# define BOOST_HAS_STDINT_H
#endif
// C++11 features supported by VC++ 11 (aka 2012)
//
#if _MSC_VER < 1700
# define BOOST_NO_CXX11_FINAL
# define BOOST_NO_CXX11_RANGE_BASED_FOR
# define BOOST_NO_CXX11_SCOPED_ENUMS
#endif // _MSC_VER < 1700
// C++11 features supported by VC++ 12 (aka 2013).
//
#if _MSC_FULL_VER < 180020827
# define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
# define BOOST_NO_CXX11_DELETED_FUNCTIONS
# define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
# define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
# define BOOST_NO_CXX11_RAW_LITERALS
# define BOOST_NO_CXX11_TEMPLATE_ALIASES
# define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
# define BOOST_NO_CXX11_VARIADIC_TEMPLATES
# define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
# define BOOST_NO_CXX11_DECLTYPE_N3276
#endif
#if _MSC_FULL_VER >= 180020827
#define BOOST_HAS_EXPM1
#define BOOST_HAS_LOG1P
#endif
// C++11 features supported by VC++ 14 (aka 2015)
//
#if (_MSC_FULL_VER < 190023026)
# define BOOST_NO_CXX11_NOEXCEPT
# define BOOST_NO_CXX11_REF_QUALIFIERS
# define BOOST_NO_CXX11_USER_DEFINED_LITERALS
# define BOOST_NO_CXX11_ALIGNAS
# define BOOST_NO_CXX11_INLINE_NAMESPACES
# define BOOST_NO_CXX11_CHAR16_T
# define BOOST_NO_CXX11_CHAR32_T
# define BOOST_NO_CXX11_UNICODE_LITERALS
# define BOOST_NO_CXX14_DECLTYPE_AUTO
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
# define BOOST_NO_CXX14_BINARY_LITERALS
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
# define BOOST_NO_CXX11_THREAD_LOCAL
#endif
// C++11 features supported by VC++ 14 update 3 (aka 2015)
//
#if (_MSC_FULL_VER < 190024210)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
# define BOOST_NO_SFINAE_EXPR
# define BOOST_NO_CXX11_CONSTEXPR
#endif
// C++14 features supported by VC++ 15 Preview 5
//
#if (_MSC_VER < 1910)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
# define BOOST_NO_CXX14_CONSTEXPR
#endif
// MSVC including version 14 has not yet completely
// implemented value-initialization, as is reported:
// "VC++ does not value-initialize members of derived classes without
// user-declared constructor", reported in 2009 by Sylvester Hesp:
// https://connect.microsoft.com/VisualStudio/feedback/details/484295
// "Presence of copy constructor breaks member class initialization",
// reported in 2009 by Alex Vakulenko:
// https://connect.microsoft.com/VisualStudio/feedback/details/499606
// "Value-initialization in new-expression", reported in 2005 by
// Pavel Kuznetsov (MetaCommunications Engineering):
// https://connect.microsoft.com/VisualStudio/feedback/details/100744
// Reported again by John Maddock in 2015 for VC14:
// https://connect.microsoft.com/VisualStudio/feedback/details/1582233/c-subobjects-still-not-value-initialized-correctly
// See also: http://www.boost.org/libs/utility/value_init.htm#compiler_issues
// (Niels Dekker, LKEB, May 2010)
#define BOOST_NO_COMPLETE_VALUE_INITIALIZATION
//
// C++ 11:
//
#define BOOST_NO_TWO_PHASE_NAME_LOOKUP
//
// prefix and suffix headers:
//
#ifndef BOOST_ABI_PREFIX
# define BOOST_ABI_PREFIX "boost/config/abi/msvc_prefix.hpp"
#endif
#ifndef BOOST_ABI_SUFFIX
# define BOOST_ABI_SUFFIX "boost/config/abi/msvc_suffix.hpp"
#endif
#ifndef BOOST_COMPILER
// TODO:
// these things are mostly bogus. 1200 means version 12.0 of the compiler. The
// artificial versions assigned to them only refer to the versions of some IDE
// these compilers have been shipped with, and even that is not all of it. Some
// were shipped with freely downloadable SDKs, others as crosscompilers in eVC.
// IOW, you can't use these 'versions' in any sensible way. Sorry.
# if defined(UNDER_CE)
# if _MSC_VER < 1400
// Note: I'm not aware of any CE compiler with version 13xx
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown EVC++ compiler version - please run the configure tests and report the results"
# else
# pragma message("Unknown EVC++ compiler version - please run the configure tests and report the results")
# endif
# elif _MSC_VER < 1500
# define BOOST_COMPILER_VERSION evc8
# elif _MSC_VER < 1600
# define BOOST_COMPILER_VERSION evc9
# elif _MSC_VER < 1700
# define BOOST_COMPILER_VERSION evc10
# elif _MSC_VER < 1800
# define BOOST_COMPILER_VERSION evc11
# elif _MSC_VER < 1900
# define BOOST_COMPILER_VERSION evc12
# elif _MSC_VER < 2000
# define BOOST_COMPILER_VERSION evc14
# else
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown EVC++ compiler version - please run the configure tests and report the results"
# else
# pragma message("Unknown EVC++ compiler version - please run the configure tests and report the results")
# endif
# endif
# else
# if _MSC_VER < 1310
// Note: Versions up to 7.0 aren't supported.
# define BOOST_COMPILER_VERSION 5.0
# elif _MSC_VER < 1300
# define BOOST_COMPILER_VERSION 6.0
# elif _MSC_VER < 1310
# define BOOST_COMPILER_VERSION 7.0
# elif _MSC_VER < 1400
# define BOOST_COMPILER_VERSION 7.1
# elif _MSC_VER < 1500
# define BOOST_COMPILER_VERSION 8.0
# elif _MSC_VER < 1600
# define BOOST_COMPILER_VERSION 9.0
# elif _MSC_VER < 1700
# define BOOST_COMPILER_VERSION 10.0
# elif _MSC_VER < 1800
# define BOOST_COMPILER_VERSION 11.0
# elif _MSC_VER < 1900
# define BOOST_COMPILER_VERSION 12.0
# elif _MSC_VER < 2000
# define BOOST_COMPILER_VERSION 14.0
# else
# define BOOST_COMPILER_VERSION _MSC_VER
# endif
# endif
# define BOOST_COMPILER "Microsoft Visual C++ version " BOOST_STRINGIZE(BOOST_COMPILER_VERSION)
#endif
//
// last known and checked version is 19.10.24629 (VC++ 2017 RC):
#if (_MSC_VER > 1910)
# if defined(BOOST_ASSERT_CONFIG)
# error "Unknown compiler version - please run the configure tests and report the results"
# else
# pragma message("Unknown compiler version - please run the configure tests and report the results")
# endif
#endif

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// (C) Copyright Douglas Gregor 2010
//
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
// See http://www.boost.org for most recent version.
// compiler setup for IBM XL C/C++ for Linux (Little Endian) based on clang.
#define BOOST_HAS_PRAGMA_ONCE
// Detecting `-fms-extension` compiler flag assuming that _MSC_VER defined when that flag is used.
#if defined (_MSC_VER) && (__clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >= 4))
# define BOOST_HAS_PRAGMA_DETECT_MISMATCH
#endif
// When compiling with clang before __has_extension was defined,
// even if one writes 'defined(__has_extension) && __has_extension(xxx)',
// clang reports a compiler error. So the only workaround found is:
#ifndef __has_extension
#define __has_extension __has_feature
#endif
#if !__has_feature(cxx_exceptions) && !defined(BOOST_NO_EXCEPTIONS)
# define BOOST_NO_EXCEPTIONS
#endif
#if !__has_feature(cxx_rtti) && !defined(BOOST_NO_RTTI)
# define BOOST_NO_RTTI
#endif
#if !__has_feature(cxx_rtti) && !defined(BOOST_NO_TYPEID)
# define BOOST_NO_TYPEID
#endif
#if defined(__int64) && !defined(__GNUC__)
# define BOOST_HAS_MS_INT64
#endif
#define BOOST_HAS_NRVO
// Branch prediction hints
#if defined(__has_builtin)
#if __has_builtin(__builtin_expect)
#define BOOST_LIKELY(x) __builtin_expect(x, 1)
#define BOOST_UNLIKELY(x) __builtin_expect(x, 0)
#endif
#endif
// Clang supports "long long" in all compilation modes.
#define BOOST_HAS_LONG_LONG
//
// Dynamic shared object (DSO) and dynamic-link library (DLL) support
//
#if !defined(_WIN32) && !defined(__WIN32__) && !defined(WIN32)
# define BOOST_SYMBOL_EXPORT __attribute__((__visibility__("default")))
# define BOOST_SYMBOL_IMPORT
# define BOOST_SYMBOL_VISIBLE __attribute__((__visibility__("default")))
#endif
//
// The BOOST_FALLTHROUGH macro can be used to annotate implicit fall-through
// between switch labels.
//
#if __cplusplus >= 201103L && defined(__has_warning)
# if __has_feature(cxx_attributes) && __has_warning("-Wimplicit-fallthrough")
# define BOOST_FALLTHROUGH [[clang::fallthrough]]
# endif
#endif
#if !__has_feature(cxx_auto_type)
# define BOOST_NO_CXX11_AUTO_DECLARATIONS
# define BOOST_NO_CXX11_AUTO_MULTIDECLARATIONS
#endif
//
// Currently clang on Windows using VC++ RTL does not support C++11's char16_t or char32_t
//
#if defined(_MSC_VER) || !(defined(__GXX_EXPERIMENTAL_CXX0X__) || __cplusplus >= 201103L)
# define BOOST_NO_CXX11_CHAR16_T
# define BOOST_NO_CXX11_CHAR32_T
#endif
#if !__has_feature(cxx_constexpr)
# define BOOST_NO_CXX11_CONSTEXPR
#endif
#if !__has_feature(cxx_decltype)
# define BOOST_NO_CXX11_DECLTYPE
#endif
#if !__has_feature(cxx_decltype_incomplete_return_types)
# define BOOST_NO_CXX11_DECLTYPE_N3276
#endif
#if !__has_feature(cxx_defaulted_functions)
# define BOOST_NO_CXX11_DEFAULTED_FUNCTIONS
#endif
#if !__has_feature(cxx_deleted_functions)
# define BOOST_NO_CXX11_DELETED_FUNCTIONS
#endif
#if !__has_feature(cxx_explicit_conversions)
# define BOOST_NO_CXX11_EXPLICIT_CONVERSION_OPERATORS
#endif
#if !__has_feature(cxx_default_function_template_args)
# define BOOST_NO_CXX11_FUNCTION_TEMPLATE_DEFAULT_ARGS
#endif
#if !__has_feature(cxx_generalized_initializers)
# define BOOST_NO_CXX11_HDR_INITIALIZER_LIST
#endif
#if !__has_feature(cxx_lambdas)
# define BOOST_NO_CXX11_LAMBDAS
#endif
#if !__has_feature(cxx_local_type_template_args)
# define BOOST_NO_CXX11_LOCAL_CLASS_TEMPLATE_PARAMETERS
#endif
#if !__has_feature(cxx_noexcept)
# define BOOST_NO_CXX11_NOEXCEPT
#endif
#if !__has_feature(cxx_nullptr)
# define BOOST_NO_CXX11_NULLPTR
#endif
#if !__has_feature(cxx_range_for)
# define BOOST_NO_CXX11_RANGE_BASED_FOR
#endif
#if !__has_feature(cxx_raw_string_literals)
# define BOOST_NO_CXX11_RAW_LITERALS
#endif
#if !__has_feature(cxx_reference_qualified_functions)
# define BOOST_NO_CXX11_REF_QUALIFIERS
#endif
#if !__has_feature(cxx_generalized_initializers)
# define BOOST_NO_CXX11_UNIFIED_INITIALIZATION_SYNTAX
#endif
#if !__has_feature(cxx_rvalue_references)
# define BOOST_NO_CXX11_RVALUE_REFERENCES
#endif
#if !__has_feature(cxx_strong_enums)
# define BOOST_NO_CXX11_SCOPED_ENUMS
#endif
#if !__has_feature(cxx_static_assert)
# define BOOST_NO_CXX11_STATIC_ASSERT
#endif
#if !__has_feature(cxx_alias_templates)
# define BOOST_NO_CXX11_TEMPLATE_ALIASES
#endif
#if !__has_feature(cxx_unicode_literals)
# define BOOST_NO_CXX11_UNICODE_LITERALS
#endif
#if !__has_feature(cxx_variadic_templates)
# define BOOST_NO_CXX11_VARIADIC_TEMPLATES
#endif
#if !__has_feature(cxx_user_literals)
# define BOOST_NO_CXX11_USER_DEFINED_LITERALS
#endif
#if !__has_feature(cxx_alignas)
# define BOOST_NO_CXX11_ALIGNAS
#endif
#if !__has_feature(cxx_trailing_return)
# define BOOST_NO_CXX11_TRAILING_RESULT_TYPES
#endif
#if !__has_feature(cxx_inline_namespaces)
# define BOOST_NO_CXX11_INLINE_NAMESPACES
#endif
#if !__has_feature(cxx_override_control)
# define BOOST_NO_CXX11_FINAL
#endif
#if !(__has_feature(__cxx_binary_literals__) || __has_extension(__cxx_binary_literals__))
# define BOOST_NO_CXX14_BINARY_LITERALS
#endif
#if !__has_feature(__cxx_decltype_auto__)
# define BOOST_NO_CXX14_DECLTYPE_AUTO
#endif
#if !__has_feature(__cxx_aggregate_nsdmi__)
# define BOOST_NO_CXX14_AGGREGATE_NSDMI
#endif
#if !__has_feature(__cxx_init_captures__)
# define BOOST_NO_CXX14_INITIALIZED_LAMBDA_CAPTURES
#endif
#if !__has_feature(__cxx_generic_lambdas__)
# define BOOST_NO_CXX14_GENERIC_LAMBDAS
#endif
// clang < 3.5 has a defect with dependent type, like following.
//
// template <class T>
// constexpr typename enable_if<pred<T> >::type foo(T &)
// { } // error: no return statement in constexpr function
//
// This issue also affects C++11 mode, but C++11 constexpr requires return stmt.
// Therefore we don't care such case.
//
// Note that we can't check Clang version directly as the numbering system changes depending who's
// creating the Clang release (see https://github.com/boostorg/config/pull/39#issuecomment-59927873)
// so instead verify that we have a feature that was introduced at the same time as working C++14
// constexpr (generic lambda's in this case):
//
#if !__has_feature(__cxx_generic_lambdas__) || !__has_feature(__cxx_relaxed_constexpr__)
# define BOOST_NO_CXX14_CONSTEXPR
#endif
#if !__has_feature(__cxx_return_type_deduction__)
# define BOOST_NO_CXX14_RETURN_TYPE_DEDUCTION
#endif
#if !__has_feature(__cxx_variable_templates__)
# define BOOST_NO_CXX14_VARIABLE_TEMPLATES
#endif
#if !__has_feature(cxx_thread_local)
# define BOOST_NO_CXX11_THREAD_LOCAL
#endif
#if __cplusplus < 201400
// All versions with __cplusplus above this value seem to support this:
# define BOOST_NO_CXX14_DIGIT_SEPARATORS
#endif
// Unused attribute:
#if defined(__GNUC__) && (__GNUC__ >= 4)
# define BOOST_ATTRIBUTE_UNUSED __attribute__((unused))
#endif
#ifndef BOOST_COMPILER
# define BOOST_COMPILER "Clang version " __clang_version__
#endif
// Macro used to identify the Clang compiler.
#define BOOST_CLANG 1

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@ -0,0 +1,28 @@
// (C) Copyright John Maddock 2008.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// The aim of this header is just to include <cmath> but to do
// so in a way that does not result in recursive inclusion of
// the Boost TR1 components if boost/tr1/tr1/cmath is in the
// include search path. We have to do this to avoid circular
// dependencies:
//
#ifndef BOOST_CONFIG_CMATH
# define BOOST_CONFIG_CMATH
# ifndef BOOST_TR1_NO_RECURSION
# define BOOST_TR1_NO_RECURSION
# define BOOST_CONFIG_NO_CMATH_RECURSION
# endif
# include <cmath>
# ifdef BOOST_CONFIG_NO_CMATH_RECURSION
# undef BOOST_TR1_NO_RECURSION
# undef BOOST_CONFIG_NO_CMATH_RECURSION
# endif
#endif

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@ -0,0 +1,28 @@
// (C) Copyright John Maddock 2005.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// The aim of this header is just to include <complex> but to do
// so in a way that does not result in recursive inclusion of
// the Boost TR1 components if boost/tr1/tr1/complex is in the
// include search path. We have to do this to avoid circular
// dependencies:
//
#ifndef BOOST_CONFIG_COMPLEX
# define BOOST_CONFIG_COMPLEX
# ifndef BOOST_TR1_NO_RECURSION
# define BOOST_TR1_NO_RECURSION
# define BOOST_CONFIG_NO_COMPLEX_RECURSION
# endif
# include <complex>
# ifdef BOOST_CONFIG_NO_COMPLEX_RECURSION
# undef BOOST_TR1_NO_RECURSION
# undef BOOST_CONFIG_NO_COMPLEX_RECURSION
# endif
#endif

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@ -0,0 +1,28 @@
// (C) Copyright John Maddock 2005.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// The aim of this header is just to include <functional> but to do
// so in a way that does not result in recursive inclusion of
// the Boost TR1 components if boost/tr1/tr1/functional is in the
// include search path. We have to do this to avoid circular
// dependencies:
//
#ifndef BOOST_CONFIG_FUNCTIONAL
# define BOOST_CONFIG_FUNCTIONAL
# ifndef BOOST_TR1_NO_RECURSION
# define BOOST_TR1_NO_RECURSION
# define BOOST_CONFIG_NO_FUNCTIONAL_RECURSION
# endif
# include <functional>
# ifdef BOOST_CONFIG_NO_FUNCTIONAL_RECURSION
# undef BOOST_TR1_NO_RECURSION
# undef BOOST_CONFIG_NO_FUNCTIONAL_RECURSION
# endif
#endif

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@ -0,0 +1,28 @@
// (C) Copyright John Maddock 2005.
// Use, modification and distribution are subject to the
// Boost Software License, Version 1.0. (See accompanying file
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// The aim of this header is just to include <memory> but to do
// so in a way that does not result in recursive inclusion of
// the Boost TR1 components if boost/tr1/tr1/memory is in the
// include search path. We have to do this to avoid circular
// dependencies:
//
#ifndef BOOST_CONFIG_MEMORY
# define BOOST_CONFIG_MEMORY
# ifndef BOOST_TR1_NO_RECURSION
# define BOOST_TR1_NO_RECURSION
# define BOOST_CONFIG_NO_MEMORY_RECURSION
# endif
# include <memory>
# ifdef BOOST_CONFIG_NO_MEMORY_RECURSION
# undef BOOST_TR1_NO_RECURSION
# undef BOOST_CONFIG_NO_MEMORY_RECURSION
# endif
#endif

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