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Diffstat (limited to 'src/third_party/boost-1.68.0/boost/detail/dynamic_bitset.hpp')
| -rw-r--r-- | src/third_party/boost-1.68.0/boost/detail/dynamic_bitset.hpp | 241 |
1 files changed, 0 insertions, 241 deletions
diff --git a/src/third_party/boost-1.68.0/boost/detail/dynamic_bitset.hpp b/src/third_party/boost-1.68.0/boost/detail/dynamic_bitset.hpp deleted file mode 100644 index e0f675d5ec8..00000000000 --- a/src/third_party/boost-1.68.0/boost/detail/dynamic_bitset.hpp +++ /dev/null @@ -1,241 +0,0 @@ -// ----------------------------------------------------------- -// -// Copyright (c) 2001-2002 Chuck Allison and Jeremy Siek -// Copyright (c) 2003-2006, 2008 Gennaro Prota -// -// Copyright (c) 2014 Glen Joseph Fernandes -// glenfe at live dot com -// -// 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_DETAIL_DYNAMIC_BITSET_HPP -#define BOOST_DETAIL_DYNAMIC_BITSET_HPP - -#include <memory> -#include <cstddef> -#include "boost/config.hpp" -#include "boost/detail/workaround.hpp" - - -namespace boost { - - namespace detail { - namespace dynamic_bitset_impl { - - // Gives (read-)access to the object representation - // of an object of type T (3.9p4). CANNOT be used - // on a base sub-object - // - template <typename T> - inline const unsigned char * object_representation (T* p) - { - return static_cast<const unsigned char *>(static_cast<const void *>(p)); - } - - template<typename T, int amount, int width /* = default */> - struct shifter - { - static void left_shift(T & v) { - amount >= width ? (v = 0) - : (v >>= BOOST_DYNAMIC_BITSET_WRAP_CONSTANT(amount)); - } - }; - - // ------- count function implementation -------------- - - typedef unsigned char byte_type; - - // These two entities - // - // enum mode { access_by_bytes, access_by_blocks }; - // template <mode> struct mode_to_type {}; - // - // were removed, since the regression logs (as of 24 Aug 2008) - // showed that several compilers had troubles with recognizing - // - // const mode m = access_by_bytes - // - // as a constant expression - // - // * So, we'll use bool, instead of enum *. - // - template <bool value> - struct value_to_type - { - value_to_type() {} - }; - const bool access_by_bytes = true; - const bool access_by_blocks = false; - - - // the table: wrapped in a class template, so - // that it is only instantiated if/when needed - // - template <bool dummy_name = true> - struct count_table { static const byte_type table[]; }; - - template <> - struct count_table<false> { /* no table */ }; - - - const unsigned int table_width = 8; - template <bool b> - const byte_type count_table<b>::table[] = - { - // Automatically generated by GPTableGen.exe v.1.0 - // - 0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4, 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, - 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, - 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, - 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, - 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, - 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, - 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, - 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, 4, 5, 5, 6, 5, 6, 6, 7, 5, 6, 6, 7, 6, 7, 7, 8 - }; - - - // overload for access by bytes - // - - template <typename Iterator> - inline std::size_t do_count(Iterator first, std::size_t length, - int /*dummy param*/, - value_to_type<access_by_bytes>* ) - { - std::size_t num = 0; - if (length) - { - const byte_type * p = object_representation(&*first); - length *= sizeof(*first); - - do { - num += count_table<>::table[*p]; - ++p; - --length; - - } while (length); - } - - return num; - } - - - // overload for access by blocks - // - template <typename Iterator, typename ValueType> - inline std::size_t do_count(Iterator first, std::size_t length, ValueType, - value_to_type<access_by_blocks>*) - { - std::size_t num = 0; - while (length){ - - ValueType value = *first; - while (value) { - num += count_table<>::table[value & ((1u<<table_width) - 1)]; - value >>= table_width; - } - - ++first; - --length; - } - - return num; - } - - // ------------------------------------------------------- - - - // Some library implementations simply return a dummy - // value such as - // - // size_type(-1) / sizeof(T) - // - // from vector<>::max_size. This tries to get more - // meaningful info. - // - template <typename T> - inline typename T::size_type vector_max_size_workaround(const T & v) - BOOST_NOEXCEPT - { - typedef typename T::allocator_type allocator_type; - - const allocator_type& alloc = v.get_allocator(); - -#if !defined(BOOST_NO_CXX11_ALLOCATOR) - typedef std::allocator_traits<allocator_type> allocator_traits; - - const typename allocator_traits::size_type alloc_max = - allocator_traits::max_size(alloc); -#else - const typename allocator_type::size_type alloc_max = alloc.max_size(); -#endif - - const typename T::size_type container_max = v.max_size(); - - return alloc_max < container_max ? alloc_max : container_max; - } - - // for static_asserts - template <typename T> - struct allowed_block_type { - enum { value = T(-1) > 0 }; // ensure T has no sign - }; - - template <> - struct allowed_block_type<bool> { - enum { value = false }; - }; - - - template <typename T> - struct is_numeric { - enum { value = false }; - }; - -# define BOOST_dynamic_bitset_is_numeric(x) \ - template<> \ - struct is_numeric< x > { \ - enum { value = true }; \ - } /**/ - - BOOST_dynamic_bitset_is_numeric(bool); - BOOST_dynamic_bitset_is_numeric(char); - -#if !defined(BOOST_NO_INTRINSIC_WCHAR_T) - BOOST_dynamic_bitset_is_numeric(wchar_t); -#endif - - BOOST_dynamic_bitset_is_numeric(signed char); - BOOST_dynamic_bitset_is_numeric(short int); - BOOST_dynamic_bitset_is_numeric(int); - BOOST_dynamic_bitset_is_numeric(long int); - - BOOST_dynamic_bitset_is_numeric(unsigned char); - BOOST_dynamic_bitset_is_numeric(unsigned short); - BOOST_dynamic_bitset_is_numeric(unsigned int); - BOOST_dynamic_bitset_is_numeric(unsigned long); - -#if defined(BOOST_HAS_LONG_LONG) - BOOST_dynamic_bitset_is_numeric(::boost::long_long_type); - BOOST_dynamic_bitset_is_numeric(::boost::ulong_long_type); -#endif - - // intentionally omitted - //BOOST_dynamic_bitset_is_numeric(float); - //BOOST_dynamic_bitset_is_numeric(double); - //BOOST_dynamic_bitset_is_numeric(long double); - -#undef BOOST_dynamic_bitset_is_numeric - - } // dynamic_bitset_impl - } // namespace detail - -} // namespace boost - -#endif // include guard - |