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| author | Remko Tronçon <git@el-tramo.be> | 2010-03-28 15:46:49 (GMT) |
|---|---|---|
| committer | Remko Tronçon <git@el-tramo.be> | 2010-03-28 15:46:49 (GMT) |
| commit | f53a1ef582494458301b97bf6e546be52d7ff7e8 (patch) | |
| tree | 7571b5cbcbd8a8f1dd1c966c9045b6cb69f0e295 /3rdParty/Boost/src/boost/functional/hash | |
| parent | 638345680d72ca6acaf123f2c8c1c391f696e371 (diff) | |
| download | swift-f53a1ef582494458301b97bf6e546be52d7ff7e8.zip swift-f53a1ef582494458301b97bf6e546be52d7ff7e8.tar.bz2 | |
Moving submodule contents back.
Diffstat (limited to '3rdParty/Boost/src/boost/functional/hash')
5 files changed, 1110 insertions, 0 deletions
diff --git a/3rdParty/Boost/src/boost/functional/hash/detail/float_functions.hpp b/3rdParty/Boost/src/boost/functional/hash/detail/float_functions.hpp new file mode 100644 index 0000000..69cf91a --- /dev/null +++ b/3rdParty/Boost/src/boost/functional/hash/detail/float_functions.hpp @@ -0,0 +1,162 @@ + +// Copyright 2005-2009 Daniel James. +// 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) + +#if !defined(BOOST_FUNCTIONAL_HASH_DETAIL_FLOAT_FUNCTIONS_HPP) +#define BOOST_FUNCTIONAL_HASH_DETAIL_FLOAT_FUNCTIONS_HPP + +#include <boost/config/no_tr1/cmath.hpp> + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +// The C++ standard requires that the C float functions are overloarded +// for float, double and long double in the std namespace, but some of the older +// library implementations don't support this. On some that don't, the C99 +// float functions (frexpf, frexpl, etc.) are available. +// +// Some of this is based on guess work. If I don't know any better I assume that +// the standard C++ overloaded functions are available. If they're not then this +// means that the argument is cast to a double and back, which is inefficient +// and will give pretty bad results for long doubles - so if you know better +// let me know. + +// STLport: +#if defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION) +# if (defined(__GNUC__) && __GNUC__ < 3 && (defined(linux) || defined(__linux) || defined(__linux__))) || defined(__DMC__) +# define BOOST_HASH_USE_C99_FLOAT_FUNCS +# elif defined(BOOST_MSVC) && BOOST_MSVC < 1300 +# define BOOST_HASH_USE_C99_FLOAT_FUNCS +# else +# define BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS +# endif + +// Roguewave: +// +// On borland 5.51, with roguewave 2.1.1 the standard C++ overloads aren't +// defined, but for the same version of roguewave on sunpro they are. +#elif defined(_RWSTD_VER) +# if defined(__BORLANDC__) +# define BOOST_HASH_USE_C99_FLOAT_FUNCS +# define BOOST_HASH_C99_NO_FLOAT_FUNCS +# elif defined(__DECCXX) +# define BOOST_HASH_USE_C99_FLOAT_FUNCS +# else +# define BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS +# endif + +// libstdc++ (gcc 3.0 onwards, I think) +#elif defined(__GLIBCPP__) || defined(__GLIBCXX__) +# define BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS + +// SGI: +#elif defined(__STL_CONFIG_H) +# if defined(linux) || defined(__linux) || defined(__linux__) +# define BOOST_HASH_USE_C99_FLOAT_FUNCS +# else +# define BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS +# endif + +// vxWorks. It has its own math library, but uses Dinkumware STL +#elif defined(__VXWORKS__) +# define BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS + +// Dinkumware. +#elif (defined(_YVALS) && !defined(__IBMCPP__)) || defined(_CPPLIB_VER) +// Some versions of Visual C++ don't seem to have the C++ overloads but they +// all seem to have the c99 float overloads +# if defined(BOOST_MSVC) +# define BOOST_HASH_USE_C99_FLOAT_FUNCS +// On other platforms the C++ overloads seem to have been introduced sometime +// before 402. +# elif defined(_CPPLIB_VER) && (_CPPLIB_VER >= 402) +# define BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS +# else +# define BOOST_HASH_USE_C99_FLOAT_FUNCS +# endif + +// Digital Mars +#elif defined(__DMC__) +# define BOOST_HASH_USE_C99_FLOAT_FUNCS + +// Use overloaded float functions by default. +#else +# define BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS +#endif + +namespace boost +{ + namespace hash_detail + { + + inline float call_ldexp(float v, int exp) + { + using namespace std; +#if defined(BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS) || \ + defined(BOOST_HASH_C99_NO_FLOAT_FUNCS) + return ldexp(v, exp); +#else + return ldexpf(v, exp); +#endif + } + + inline double call_ldexp(double v, int exp) + { + using namespace std; + return ldexp(v, exp); + } + + inline long double call_ldexp(long double v, int exp) + { + using namespace std; +#if defined(BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS) + return ldexp(v, exp); +#else + return ldexpl(v, exp); +#endif + } + + inline float call_frexp(float v, int* exp) + { + using namespace std; +#if defined(BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS) || \ + defined(BOOST_HASH_C99_NO_FLOAT_FUNCS) + return frexp(v, exp); +#else + return frexpf(v, exp); +#endif + } + + inline double call_frexp(double v, int* exp) + { + using namespace std; + return frexp(v, exp); + } + + inline long double call_frexp(long double v, int* exp) + { + using namespace std; +#if defined(BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS) + return frexp(v, exp); +#else + return frexpl(v, exp); +#endif + } + } +} + +#if defined(BOOST_HASH_USE_C99_FLOAT_FUNCS) +#undef BOOST_HASH_USE_C99_FLOAT_FUNCS +#endif + +#if defined(BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS) +#undef BOOST_HASH_USE_OVERLOAD_FLOAT_FUNCS +#endif + +#if defined(BOOST_HASH_C99_NO_FLOAT_FUNCS) +#undef BOOST_HASH_C99_NO_FLOAT_FUNCS +#endif + +#endif diff --git a/3rdParty/Boost/src/boost/functional/hash/detail/hash_float.hpp b/3rdParty/Boost/src/boost/functional/hash/detail/hash_float.hpp new file mode 100644 index 0000000..5d5ac34 --- /dev/null +++ b/3rdParty/Boost/src/boost/functional/hash/detail/hash_float.hpp @@ -0,0 +1,197 @@ + +// Copyright 2005-2009 Daniel James. +// 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) + +#if !defined(BOOST_FUNCTIONAL_HASH_DETAIL_HASH_FLOAT_HEADER) +#define BOOST_FUNCTIONAL_HASH_DETAIL_HASH_FLOAT_HEADER + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +#if defined(BOOST_MSVC) +#pragma warning(push) +#if BOOST_MSVC >= 1400 +#pragma warning(disable:6294) // Ill-defined for-loop: initial condition does + // not satisfy test. Loop body not executed +#endif +#endif + +#include <boost/functional/hash/detail/float_functions.hpp> +#include <boost/integer/static_log2.hpp> +#include <boost/cstdint.hpp> +#include <boost/limits.hpp> +#include <boost/assert.hpp> + +// Select implementation for the current platform. + +// Cygwn +#if defined(__CYGWIN__) +# if defined(__i386__) || defined(_M_IX86) +# define BOOST_HASH_USE_x86_BINARY_HASH +# endif + +// STLport +#elif defined(__SGI_STL_PORT) || defined(_STLPORT_VERSION) +// fpclassify aren't good enough on STLport. + +// GNU libstdc++ 3 +#elif defined(__GLIBCPP__) || defined(__GLIBCXX__) +# if (defined(__USE_ISOC99) || defined(_GLIBCXX_USE_C99_MATH)) && \ + !(defined(macintosh) || defined(__APPLE__) || defined(__APPLE_CC__)) +# define BOOST_HASH_USE_FPCLASSIFY +# endif + +// Dinkumware Library, on Visual C++ +#elif (defined(_YVALS) && !defined(__IBMCPP__)) || defined(_CPPLIB_VER) + +// Not using _fpclass because it is only available for double. + +#endif + +// On OpenBSD, numeric_limits is not reliable for long doubles, but +// the macros defined in <float.h> are. + +#if defined(__OpenBSD__) +#include <float.h> +#endif + +namespace boost +{ + namespace hash_detail + { + template <class T> + struct limits : std::numeric_limits<T> {}; + +#if defined(__OpenBSD__) + template <> + struct limits<long double> + : std::numeric_limits<long double> + { + static long double epsilon() { + return LDBL_EPSILON; + } + + static long double (max)() { + return LDBL_MAX; + } + + static long double (min)() { + return LDBL_MIN; + } + + BOOST_STATIC_CONSTANT(int, digits = LDBL_MANT_DIG); + BOOST_STATIC_CONSTANT(int, max_exponent = LDBL_MAX_EXP); + BOOST_STATIC_CONSTANT(int, min_exponent = LDBL_MIN_EXP); + }; +#endif // __OpenBSD__ + + inline void hash_float_combine(std::size_t& seed, std::size_t value) + { + seed ^= value + (seed<<6) + (seed>>2); + } + +// A simple, non-portable hash algorithm for x86. +#if defined(BOOST_HASH_USE_x86_BINARY_HASH) + inline std::size_t float_hash_impl(float v) + { + boost::uint32_t* ptr = (boost::uint32_t*)&v; + std::size_t seed = *ptr; + return seed; + } + + inline std::size_t float_hash_impl(double v) + { + boost::uint32_t* ptr = (boost::uint32_t*)&v; + std::size_t seed = *ptr++; + hash_float_combine(seed, *ptr); + return seed; + } + + inline std::size_t float_hash_impl(long double v) + { + boost::uint32_t* ptr = (boost::uint32_t*)&v; + std::size_t seed = *ptr++; + hash_float_combine(seed, *ptr++); + hash_float_combine(seed, *(boost::uint16_t*)ptr); + return seed; + } + +#else + + template <class T> + inline std::size_t float_hash_impl(T v) + { + int exp = 0; + + v = boost::hash_detail::call_frexp(v, &exp); + + // A postive value is easier to hash, so combine the + // sign with the exponent. + if(v < 0) { + v = -v; + exp += limits<T>::max_exponent - + limits<T>::min_exponent; + } + + // The result of frexp is always between 0.5 and 1, so its + // top bit will always be 1. Subtract by 0.5 to remove that. + v -= T(0.5); + v = boost::hash_detail::call_ldexp(v, + limits<std::size_t>::digits + 1); + std::size_t seed = static_cast<std::size_t>(v); + v -= seed; + + // ceiling(digits(T) * log2(radix(T))/ digits(size_t)) - 1; + std::size_t const length + = (limits<T>::digits * + boost::static_log2<limits<T>::radix>::value - 1) + / limits<std::size_t>::digits; + + for(std::size_t i = 0; i != length; ++i) + { + v = boost::hash_detail::call_ldexp(v, + limits<std::size_t>::digits); + std::size_t part = static_cast<std::size_t>(v); + v -= part; + hash_float_combine(seed, part); + } + + hash_float_combine(seed, exp); + + return seed; + } +#endif + + template <class T> + inline std::size_t float_hash_value(T v) + { +#if defined(BOOST_HASH_USE_FPCLASSIFY) + using namespace std; + switch (fpclassify(v)) { + case FP_ZERO: + return 0; + case FP_INFINITE: + return (std::size_t)(v > 0 ? -1 : -2); + case FP_NAN: + return (std::size_t)(-3); + case FP_NORMAL: + case FP_SUBNORMAL: + return float_hash_impl(v); + default: + BOOST_ASSERT(0); + return 0; + } +#else + return v == 0 ? 0 : float_hash_impl(v); +#endif + } + } +} + +#if defined(BOOST_MSVC) +#pragma warning(pop) +#endif + +#endif diff --git a/3rdParty/Boost/src/boost/functional/hash/extensions.hpp b/3rdParty/Boost/src/boost/functional/hash/extensions.hpp new file mode 100644 index 0000000..d173314 --- /dev/null +++ b/3rdParty/Boost/src/boost/functional/hash/extensions.hpp @@ -0,0 +1,182 @@ + +// Copyright 2005-2009 Daniel James. +// 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) + +// Based on Peter Dimov's proposal +// http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf +// issue 6.18. + +#if !defined(BOOST_FUNCTIONAL_HASH_EXTENSIONS_HPP) +#define BOOST_FUNCTIONAL_HASH_EXTENSIONS_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +namespace boost +{ + +#if defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING) + namespace hash_detail + { + template <bool IsArray> + struct call_hash_impl + { + template <class T> + struct inner + { + static std::size_t call(T const& v) + { + using namespace boost; + return hash_value(v); + } + }; + }; + + template <> + struct call_hash_impl<true> + { + template <class Array> + struct inner + { +#if !BOOST_WORKAROUND(BOOST_MSVC, < 1300) + static std::size_t call(Array const& v) +#else + static std::size_t call(Array& v) +#endif + { + const int size = sizeof(v) / sizeof(*v); + return boost::hash_range(v, v + size); + } + }; + }; + + template <class T> + struct call_hash + : public call_hash_impl<boost::is_array<T>::value> + ::BOOST_NESTED_TEMPLATE inner<T> + { + }; + } +#endif // BOOST_NO_FUNCTION_TEMPLATE_ORDERING + +#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) + + template <class T> struct hash + : std::unary_function<T, std::size_t> + { +#if !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING) + std::size_t operator()(T const& val) const + { + return hash_value(val); + } +#else + std::size_t operator()(T const& val) const + { + return hash_detail::call_hash<T>::call(val); + } +#endif + }; + +#if BOOST_WORKAROUND(__DMC__, <= 0x848) + template <class T, unsigned int n> struct hash<T[n]> + : std::unary_function<T[n], std::size_t> + { + std::size_t operator()(const T* val) const + { + return boost::hash_range(val, val+n); + } + }; +#endif + +#else // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION + + // On compilers without partial specialization, boost::hash<T> + // has already been declared to deal with pointers, so just + // need to supply the non-pointer version. + + namespace hash_detail + { + template <bool IsPointer> + struct hash_impl; + +#if !BOOST_WORKAROUND(BOOST_MSVC, < 1300) + + template <> + struct hash_impl<false> + { + template <class T> + struct inner + : std::unary_function<T, std::size_t> + { +#if !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING) + std::size_t operator()(T const& val) const + { + return hash_value(val); + } +#else + std::size_t operator()(T const& val) const + { + return hash_detail::call_hash<T>::call(val); + } +#endif + }; + }; + +#else // Visual C++ 6.5 + + // There's probably a more elegant way to Visual C++ 6.5 to work + // but I don't know what it is. + + template <bool IsConst> + struct hash_impl_msvc + { + template <class T> + struct inner + : public std::unary_function<T, std::size_t> + { + std::size_t operator()(T const& val) const + { + return hash_detail::call_hash<T const>::call(val); + } + + std::size_t operator()(T& val) const + { + return hash_detail::call_hash<T>::call(val); + } + }; + }; + + template <> + struct hash_impl_msvc<true> + { + template <class T> + struct inner + : public std::unary_function<T, std::size_t> + { + std::size_t operator()(T& val) const + { + return hash_detail::call_hash<T>::call(val); + } + }; + }; + + template <class T> + struct hash_impl_msvc2 + : public hash_impl_msvc<boost::is_const<T>::value> + ::BOOST_NESTED_TEMPLATE inner<T> {}; + + template <> + struct hash_impl<false> + { + template <class T> + struct inner : public hash_impl_msvc2<T> {}; + }; + +#endif // Visual C++ 6.5 + } +#endif // BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION +} + +#endif diff --git a/3rdParty/Boost/src/boost/functional/hash/hash.hpp b/3rdParty/Boost/src/boost/functional/hash/hash.hpp new file mode 100644 index 0000000..67284fc --- /dev/null +++ b/3rdParty/Boost/src/boost/functional/hash/hash.hpp @@ -0,0 +1,529 @@ + +// Copyright 2005-2009 Daniel James. +// 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) + +// Based on Peter Dimov's proposal +// http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf +// issue 6.18. + +#if !defined(BOOST_FUNCTIONAL_HASH_HASH_HPP) +#define BOOST_FUNCTIONAL_HASH_HASH_HPP + +#include <boost/functional/hash/hash_fwd.hpp> +#include <functional> +#include <boost/functional/hash/detail/hash_float.hpp> +#include <boost/detail/container_fwd.hpp> +#include <string> + +#if defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) +#include <boost/type_traits/is_pointer.hpp> +#endif + +#if defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING) +#include <boost/type_traits/is_array.hpp> +#endif + +#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) +#include <boost/type_traits/is_const.hpp> +#endif + +namespace boost +{ + std::size_t hash_value(bool); + std::size_t hash_value(char); + std::size_t hash_value(unsigned char); + std::size_t hash_value(signed char); + std::size_t hash_value(short); + std::size_t hash_value(unsigned short); + std::size_t hash_value(int); + std::size_t hash_value(unsigned int); + std::size_t hash_value(long); + std::size_t hash_value(unsigned long); + +#if !defined(BOOST_NO_INTRINSIC_WCHAR_T) + std::size_t hash_value(wchar_t); +#endif + +#if defined(BOOST_HAS_LONG_LONG) + std::size_t hash_value(boost::long_long_type); + std::size_t hash_value(boost::ulong_long_type); +#endif + +#if !BOOST_WORKAROUND(__DMC__, <= 0x848) + template <class T> std::size_t hash_value(T* const&); +#else + template <class T> std::size_t hash_value(T*); +#endif + +#if !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING) + template< class T, unsigned N > + std::size_t hash_value(const T (&x)[N]); + + template< class T, unsigned N > + std::size_t hash_value(T (&x)[N]); +#endif + + std::size_t hash_value(float v); + std::size_t hash_value(double v); + std::size_t hash_value(long double v); + + template <class Ch, class A> + std::size_t hash_value(std::basic_string<Ch, std::BOOST_HASH_CHAR_TRAITS<Ch>, A> const&); + + template <class A, class B> + std::size_t hash_value(std::pair<A, B> const&); + template <class T, class A> + std::size_t hash_value(std::vector<T, A> const&); + template <class T, class A> + std::size_t hash_value(std::list<T, A> const& v); + template <class T, class A> + std::size_t hash_value(std::deque<T, A> const& v); + template <class K, class C, class A> + std::size_t hash_value(std::set<K, C, A> const& v); + template <class K, class C, class A> + std::size_t hash_value(std::multiset<K, C, A> const& v); + template <class K, class T, class C, class A> + std::size_t hash_value(std::map<K, T, C, A> const& v); + template <class K, class T, class C, class A> + std::size_t hash_value(std::multimap<K, T, C, A> const& v); + + template <class T> + std::size_t hash_value(std::complex<T> const&); + + // Implementation + + namespace hash_detail + { + template <class T> + inline std::size_t hash_value_signed(T val) + { + const int size_t_bits = std::numeric_limits<std::size_t>::digits; + // ceiling(std::numeric_limits<T>::digits / size_t_bits) - 1 + const int length = (std::numeric_limits<T>::digits - 1) + / size_t_bits; + + std::size_t seed = 0; + T positive = val < 0 ? -1 - val : val; + + // Hopefully, this loop can be unrolled. + for(unsigned int i = length * size_t_bits; i > 0; i -= size_t_bits) + { + seed ^= (std::size_t) (positive >> i) + (seed<<6) + (seed>>2); + } + seed ^= (std::size_t) val + (seed<<6) + (seed>>2); + + return seed; + } + + template <class T> + inline std::size_t hash_value_unsigned(T val) + { + const int size_t_bits = std::numeric_limits<std::size_t>::digits; + // ceiling(std::numeric_limits<T>::digits / size_t_bits) - 1 + const int length = (std::numeric_limits<T>::digits - 1) + / size_t_bits; + + std::size_t seed = 0; + + // Hopefully, this loop can be unrolled. + for(unsigned int i = length * size_t_bits; i > 0; i -= size_t_bits) + { + seed ^= (std::size_t) (val >> i) + (seed<<6) + (seed>>2); + } + seed ^= (std::size_t) val + (seed<<6) + (seed>>2); + + return seed; + } + } + + inline std::size_t hash_value(bool v) + { + return static_cast<std::size_t>(v); + } + + inline std::size_t hash_value(char v) + { + return static_cast<std::size_t>(v); + } + + inline std::size_t hash_value(unsigned char v) + { + return static_cast<std::size_t>(v); + } + + inline std::size_t hash_value(signed char v) + { + return static_cast<std::size_t>(v); + } + + inline std::size_t hash_value(short v) + { + return static_cast<std::size_t>(v); + } + + inline std::size_t hash_value(unsigned short v) + { + return static_cast<std::size_t>(v); + } + + inline std::size_t hash_value(int v) + { + return static_cast<std::size_t>(v); + } + + inline std::size_t hash_value(unsigned int v) + { + return static_cast<std::size_t>(v); + } + + inline std::size_t hash_value(long v) + { + return static_cast<std::size_t>(v); + } + + inline std::size_t hash_value(unsigned long v) + { + return static_cast<std::size_t>(v); + } + +#if !defined(BOOST_NO_INTRINSIC_WCHAR_T) + inline std::size_t hash_value(wchar_t v) + { + return static_cast<std::size_t>(v); + } +#endif + +#if defined(BOOST_HAS_LONG_LONG) + inline std::size_t hash_value(boost::long_long_type v) + { + return hash_detail::hash_value_signed(v); + } + + inline std::size_t hash_value(boost::ulong_long_type v) + { + return hash_detail::hash_value_unsigned(v); + } +#endif + + // Implementation by Alberto Barbati and Dave Harris. +#if !BOOST_WORKAROUND(__DMC__, <= 0x848) + template <class T> std::size_t hash_value(T* const& v) +#else + template <class T> std::size_t hash_value(T* v) +#endif + { + std::size_t x = static_cast<std::size_t>( + reinterpret_cast<std::ptrdiff_t>(v)); + + return x + (x >> 3); + } + +#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) + template <class T> + inline void hash_combine(std::size_t& seed, T& v) +#else + template <class T> + inline void hash_combine(std::size_t& seed, T const& v) +#endif + { + boost::hash<T> hasher; + seed ^= hasher(v) + 0x9e3779b9 + (seed<<6) + (seed>>2); + } + + template <class It> + inline std::size_t hash_range(It first, It last) + { + std::size_t seed = 0; + + for(; first != last; ++first) + { + hash_combine(seed, *first); + } + + return seed; + } + + template <class It> + inline void hash_range(std::size_t& seed, It first, It last) + { + for(; first != last; ++first) + { + hash_combine(seed, *first); + } + } + +#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x551)) + template <class T> + inline std::size_t hash_range(T* first, T* last) + { + std::size_t seed = 0; + + for(; first != last; ++first) + { + boost::hash<T> hasher; + seed ^= hasher(*first) + 0x9e3779b9 + (seed<<6) + (seed>>2); + } + + return seed; + } + + template <class T> + inline void hash_range(std::size_t& seed, T* first, T* last) + { + for(; first != last; ++first) + { + boost::hash<T> hasher; + seed ^= hasher(*first) + 0x9e3779b9 + (seed<<6) + (seed>>2); + } + } +#endif + +#if !defined(BOOST_NO_FUNCTION_TEMPLATE_ORDERING) + template< class T, unsigned N > + inline std::size_t hash_value(const T (&x)[N]) + { + return hash_range(x, x + N); + } + + template< class T, unsigned N > + inline std::size_t hash_value(T (&x)[N]) + { + return hash_range(x, x + N); + } +#endif + + template <class Ch, class A> + inline std::size_t hash_value(std::basic_string<Ch, std::BOOST_HASH_CHAR_TRAITS<Ch>, A> const& v) + { + return hash_range(v.begin(), v.end()); + } + + inline std::size_t hash_value(float v) + { + return boost::hash_detail::float_hash_value(v); + } + + inline std::size_t hash_value(double v) + { + return boost::hash_detail::float_hash_value(v); + } + + inline std::size_t hash_value(long double v) + { + return boost::hash_detail::float_hash_value(v); + } + + template <class A, class B> + std::size_t hash_value(std::pair<A, B> const& v) + { + std::size_t seed = 0; + hash_combine(seed, v.first); + hash_combine(seed, v.second); + return seed; + } + + template <class T, class A> + std::size_t hash_value(std::vector<T, A> const& v) + { + return hash_range(v.begin(), v.end()); + } + + template <class T, class A> + std::size_t hash_value(std::list<T, A> const& v) + { + return hash_range(v.begin(), v.end()); + } + + template <class T, class A> + std::size_t hash_value(std::deque<T, A> const& v) + { + return hash_range(v.begin(), v.end()); + } + + template <class K, class C, class A> + std::size_t hash_value(std::set<K, C, A> const& v) + { + return hash_range(v.begin(), v.end()); + } + + template <class K, class C, class A> + std::size_t hash_value(std::multiset<K, C, A> const& v) + { + return hash_range(v.begin(), v.end()); + } + + template <class K, class T, class C, class A> + std::size_t hash_value(std::map<K, T, C, A> const& v) + { + return hash_range(v.begin(), v.end()); + } + + template <class K, class T, class C, class A> + std::size_t hash_value(std::multimap<K, T, C, A> const& v) + { + return hash_range(v.begin(), v.end()); + } + + template <class T> + std::size_t hash_value(std::complex<T> const& v) + { + boost::hash<T> hasher; + std::size_t seed = hasher(v.imag()); + seed ^= hasher(v.real()) + (seed<<6) + (seed>>2); + return seed; + } + + // + // boost::hash + // + +#if !BOOST_WORKAROUND(BOOST_MSVC, < 1300) +#define BOOST_HASH_SPECIALIZE(type) \ + template <> struct hash<type> \ + : public std::unary_function<type, std::size_t> \ + { \ + std::size_t operator()(type v) const \ + { \ + return boost::hash_value(v); \ + } \ + }; + +#define BOOST_HASH_SPECIALIZE_REF(type) \ + template <> struct hash<type> \ + : public std::unary_function<type, std::size_t> \ + { \ + std::size_t operator()(type const& v) const \ + { \ + return boost::hash_value(v); \ + } \ + }; +#else +#define BOOST_HASH_SPECIALIZE(type) \ + template <> struct hash<type> \ + : public std::unary_function<type, std::size_t> \ + { \ + std::size_t operator()(type v) const \ + { \ + return boost::hash_value(v); \ + } \ + }; \ + \ + template <> struct hash<const type> \ + : public std::unary_function<const type, std::size_t> \ + { \ + std::size_t operator()(const type v) const \ + { \ + return boost::hash_value(v); \ + } \ + }; + +#define BOOST_HASH_SPECIALIZE_REF(type) \ + template <> struct hash<type> \ + : public std::unary_function<type, std::size_t> \ + { \ + std::size_t operator()(type const& v) const \ + { \ + return boost::hash_value(v); \ + } \ + }; \ + \ + template <> struct hash<const type> \ + : public std::unary_function<const type, std::size_t> \ + { \ + std::size_t operator()(type const& v) const \ + { \ + return boost::hash_value(v); \ + } \ + }; +#endif + + BOOST_HASH_SPECIALIZE(bool) + BOOST_HASH_SPECIALIZE(char) + BOOST_HASH_SPECIALIZE(signed char) + BOOST_HASH_SPECIALIZE(unsigned char) +#if !defined(BOOST_NO_INTRINSIC_WCHAR_T) + BOOST_HASH_SPECIALIZE(wchar_t) +#endif + BOOST_HASH_SPECIALIZE(short) + BOOST_HASH_SPECIALIZE(unsigned short) + BOOST_HASH_SPECIALIZE(int) + BOOST_HASH_SPECIALIZE(unsigned int) + BOOST_HASH_SPECIALIZE(long) + BOOST_HASH_SPECIALIZE(unsigned long) + + BOOST_HASH_SPECIALIZE(float) + BOOST_HASH_SPECIALIZE(double) + BOOST_HASH_SPECIALIZE(long double) + + BOOST_HASH_SPECIALIZE_REF(std::string) +#if !defined(BOOST_NO_STD_WSTRING) + BOOST_HASH_SPECIALIZE_REF(std::wstring) +#endif + +#undef BOOST_HASH_SPECIALIZE +#undef BOOST_HASH_SPECIALIZE_REF + +#if !defined(BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION) + template <class T> + struct hash<T*> + : public std::unary_function<T*, std::size_t> + { + std::size_t operator()(T* v) const + { +#if !BOOST_WORKAROUND(__SUNPRO_CC, <= 0x590) + return boost::hash_value(v); +#else + std::size_t x = static_cast<std::size_t>( + reinterpret_cast<std::ptrdiff_t>(v)); + + return x + (x >> 3); +#endif + } + }; +#else + namespace hash_detail + { + template <bool IsPointer> + struct hash_impl; + + template <> + struct hash_impl<true> + { + template <class T> + struct inner + : public std::unary_function<T, std::size_t> + { + std::size_t operator()(T val) const + { +#if !BOOST_WORKAROUND(__SUNPRO_CC, <= 590) + return boost::hash_value(val); +#else + std::size_t x = static_cast<std::size_t>( + reinterpret_cast<std::ptrdiff_t>(val)); + + return x + (x >> 3); +#endif + } + }; + }; + } + + template <class T> struct hash + : public boost::hash_detail::hash_impl<boost::is_pointer<T>::value> + ::BOOST_NESTED_TEMPLATE inner<T> + { + }; +#endif +} + +#endif // BOOST_FUNCTIONAL_HASH_HASH_HPP + +// Include this outside of the include guards in case the file is included +// twice - once with BOOST_HASH_NO_EXTENSIONS defined, and then with it +// undefined. + +#if !defined(BOOST_HASH_NO_EXTENSIONS) \ + && !defined(BOOST_FUNCTIONAL_HASH_EXTENSIONS_HPP) +#include <boost/functional/hash/extensions.hpp> +#endif diff --git a/3rdParty/Boost/src/boost/functional/hash/hash_fwd.hpp b/3rdParty/Boost/src/boost/functional/hash/hash_fwd.hpp new file mode 100644 index 0000000..1d51b07 --- /dev/null +++ b/3rdParty/Boost/src/boost/functional/hash/hash_fwd.hpp @@ -0,0 +1,40 @@ + +// Copyright 2005-2009 Daniel James. +// 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) + +// Based on Peter Dimov's proposal +// http://www.open-std.org/JTC1/SC22/WG21/docs/papers/2005/n1756.pdf +// issue 6.18. + +#if !defined(BOOST_FUNCTIONAL_HASH_FWD_HPP) +#define BOOST_FUNCTIONAL_HASH_FWD_HPP + +#if defined(_MSC_VER) && (_MSC_VER >= 1020) +# pragma once +#endif + +#include <boost/config.hpp> +#include <cstddef> +#include <boost/detail/workaround.hpp> + +namespace boost +{ + template <class T> struct hash; + +#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) + template <class T> void hash_combine(std::size_t& seed, T& v); +#else + template <class T> void hash_combine(std::size_t& seed, T const& v); +#endif + + template <class It> std::size_t hash_range(It, It); + template <class It> void hash_range(std::size_t&, It, It); + +#if BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x551)) + template <class T> inline std::size_t hash_range(T*, T*); + template <class T> inline void hash_range(std::size_t&, T*, T*); +#endif +} + +#endif |