| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 1 | // -*- C++ -*- | 
|  | 2 | //===--------------------------- __debug ----------------------------------===// | 
|  | 3 | // | 
|  | 4 | // The LLVM Compiler Infrastructure | 
|  | 5 | // | 
|  | 6 | // This file is dual licensed under the MIT and the University of Illinois Open | 
|  | 7 | // Source Licenses. See LICENSE.TXT for details. | 
|  | 8 | // | 
|  | 9 | //===----------------------------------------------------------------------===// | 
|  | 10 |  | 
|  | 11 | #ifndef _LIBCPP_DEBUG_H | 
|  | 12 | #define _LIBCPP_DEBUG_H | 
|  | 13 |  | 
| Eric Fiselier | b953610 | 2014-08-10 23:53:08 | [diff] [blame] | 14 | #include <__config> | 
|  | 15 |  | 
| Howard Hinnant | 499cea1 | 2013-08-23 17:37:05 | [diff] [blame] | 16 | #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER) | 
|  | 17 | #pragma GCC system_header | 
|  | 18 | #endif | 
|  | 19 |  | 
| Howard Hinnant | abe2628 | 2011-09-16 17:29:17 | [diff] [blame] | 20 | #if _LIBCPP_DEBUG_LEVEL >= 1 | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 21 | # include <cstdlib> | 
|  | 22 | # include <cstdio> | 
|  | 23 | # include <cstddef> | 
| Howard Hinnant | f5f4684 | 2013-03-25 19:29:35 | [diff] [blame] | 24 | # ifndef _LIBCPP_ASSERT | 
| Ed Schouten | e5a356a | 2015-03-10 07:57:43 | [diff] [blame] | 25 | # define _LIBCPP_ASSERT(x, m) ((x) ? (void)0 : (_VSTD::fprintf(stderr, "%s\n", m), _VSTD::abort())) | 
| Howard Hinnant | f5f4684 | 2013-03-25 19:29:35 | [diff] [blame] | 26 | # endif | 
| Eric Fiselier | b953610 | 2014-08-10 23:53:08 | [diff] [blame] | 27 | #endif | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 28 |  | 
| Eric Fiselier | b953610 | 2014-08-10 23:53:08 | [diff] [blame] | 29 | #ifndef _LIBCPP_ASSERT | 
|  | 30 | # define _LIBCPP_ASSERT(x, m) ((void)0) | 
| Howard Hinnant | abe2628 | 2011-09-16 17:29:17 | [diff] [blame] | 31 | #endif | 
|  | 32 |  | 
|  | 33 | #if _LIBCPP_DEBUG_LEVEL >= 2 | 
|  | 34 |  | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 35 | _LIBCPP_BEGIN_NAMESPACE_STD | 
|  | 36 |  | 
| Howard Hinnant | 83eade6 | 2013-03-06 23:30:19 | [diff] [blame] | 37 | struct _LIBCPP_TYPE_VIS __c_node; | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 38 |  | 
| Howard Hinnant | 83eade6 | 2013-03-06 23:30:19 | [diff] [blame] | 39 | struct _LIBCPP_TYPE_VIS __i_node | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 40 | { | 
|  | 41 | void* __i_; | 
|  | 42 | __i_node* __next_; | 
|  | 43 | __c_node* __c_; | 
|  | 44 |  | 
| Howard Hinnant | 499cea1 | 2013-08-23 17:37:05 | [diff] [blame] | 45 | #ifndef _LIBCPP_HAS_NO_DELETED_FUNCTIONS | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 46 | __i_node(const __i_node&) = delete; | 
|  | 47 | __i_node& operator=(const __i_node&) = delete; | 
| Howard Hinnant | 499cea1 | 2013-08-23 17:37:05 | [diff] [blame] | 48 | #else | 
|  | 49 | private: | 
|  | 50 | __i_node(const __i_node&); | 
|  | 51 | __i_node& operator=(const __i_node&); | 
|  | 52 | public: | 
|  | 53 | #endif | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 54 | _LIBCPP_INLINE_VISIBILITY | 
|  | 55 | __i_node(void* __i, __i_node* __next, __c_node* __c) | 
|  | 56 | : __i_(__i), __next_(__next), __c_(__c) {} | 
|  | 57 | ~__i_node(); | 
|  | 58 | }; | 
|  | 59 |  | 
| Howard Hinnant | 83eade6 | 2013-03-06 23:30:19 | [diff] [blame] | 60 | struct _LIBCPP_TYPE_VIS __c_node | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 61 | { | 
|  | 62 | void* __c_; | 
|  | 63 | __c_node* __next_; | 
|  | 64 | __i_node** beg_; | 
|  | 65 | __i_node** end_; | 
|  | 66 | __i_node** cap_; | 
|  | 67 |  | 
| Howard Hinnant | 499cea1 | 2013-08-23 17:37:05 | [diff] [blame] | 68 | #ifndef _LIBCPP_HAS_NO_DELETED_FUNCTIONS | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 69 | __c_node(const __c_node&) = delete; | 
|  | 70 | __c_node& operator=(const __c_node&) = delete; | 
| Howard Hinnant | 499cea1 | 2013-08-23 17:37:05 | [diff] [blame] | 71 | #else | 
|  | 72 | private: | 
|  | 73 | __c_node(const __c_node&); | 
|  | 74 | __c_node& operator=(const __c_node&); | 
|  | 75 | public: | 
|  | 76 | #endif | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 77 | _LIBCPP_INLINE_VISIBILITY | 
|  | 78 | __c_node(void* __c, __c_node* __next) | 
|  | 79 | : __c_(__c), __next_(__next), beg_(nullptr), end_(nullptr), cap_(nullptr) {} | 
|  | 80 | virtual ~__c_node(); | 
|  | 81 |  | 
|  | 82 | virtual bool __dereferenceable(const void*) const = 0; | 
|  | 83 | virtual bool __decrementable(const void*) const = 0; | 
|  | 84 | virtual bool __addable(const void*, ptrdiff_t) const = 0; | 
|  | 85 | virtual bool __subscriptable(const void*, ptrdiff_t) const = 0; | 
|  | 86 |  | 
| Howard Hinnant | 1c3ec6d | 2011-09-27 23:55:03 | [diff] [blame] | 87 | void __add(__i_node* __i); | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 88 | _LIBCPP_HIDDEN void __remove(__i_node* __i); | 
|  | 89 | }; | 
|  | 90 |  | 
|  | 91 | template <class _Cont> | 
|  | 92 | struct _C_node | 
|  | 93 | : public __c_node | 
|  | 94 | { | 
|  | 95 | _C_node(void* __c, __c_node* __n) | 
|  | 96 | : __c_node(__c, __n) {} | 
|  | 97 |  | 
|  | 98 | virtual bool __dereferenceable(const void*) const; | 
|  | 99 | virtual bool __decrementable(const void*) const; | 
|  | 100 | virtual bool __addable(const void*, ptrdiff_t) const; | 
|  | 101 | virtual bool __subscriptable(const void*, ptrdiff_t) const; | 
|  | 102 | }; | 
|  | 103 |  | 
|  | 104 | template <class _Cont> | 
|  | 105 | bool | 
|  | 106 | _C_node<_Cont>::__dereferenceable(const void* __i) const | 
|  | 107 | { | 
|  | 108 | typedef typename _Cont::const_iterator iterator; | 
|  | 109 | const iterator* __j = static_cast<const iterator*>(__i); | 
| Howard Hinnant | 9996844 | 2011-11-29 18:15:50 | [diff] [blame] | 110 | _Cont* _Cp = static_cast<_Cont*>(__c_); | 
|  | 111 | return _Cp->__dereferenceable(__j); | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 112 | } | 
|  | 113 |  | 
|  | 114 | template <class _Cont> | 
|  | 115 | bool | 
|  | 116 | _C_node<_Cont>::__decrementable(const void* __i) const | 
|  | 117 | { | 
|  | 118 | typedef typename _Cont::const_iterator iterator; | 
|  | 119 | const iterator* __j = static_cast<const iterator*>(__i); | 
| Howard Hinnant | 9996844 | 2011-11-29 18:15:50 | [diff] [blame] | 120 | _Cont* _Cp = static_cast<_Cont*>(__c_); | 
|  | 121 | return _Cp->__decrementable(__j); | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 122 | } | 
|  | 123 |  | 
|  | 124 | template <class _Cont> | 
|  | 125 | bool | 
|  | 126 | _C_node<_Cont>::__addable(const void* __i, ptrdiff_t __n) const | 
|  | 127 | { | 
|  | 128 | typedef typename _Cont::const_iterator iterator; | 
|  | 129 | const iterator* __j = static_cast<const iterator*>(__i); | 
| Howard Hinnant | 9996844 | 2011-11-29 18:15:50 | [diff] [blame] | 130 | _Cont* _Cp = static_cast<_Cont*>(__c_); | 
|  | 131 | return _Cp->__addable(__j, __n); | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 132 | } | 
|  | 133 |  | 
|  | 134 | template <class _Cont> | 
|  | 135 | bool | 
|  | 136 | _C_node<_Cont>::__subscriptable(const void* __i, ptrdiff_t __n) const | 
|  | 137 | { | 
|  | 138 | typedef typename _Cont::const_iterator iterator; | 
|  | 139 | const iterator* __j = static_cast<const iterator*>(__i); | 
| Howard Hinnant | 9996844 | 2011-11-29 18:15:50 | [diff] [blame] | 140 | _Cont* _Cp = static_cast<_Cont*>(__c_); | 
|  | 141 | return _Cp->__subscriptable(__j, __n); | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 142 | } | 
|  | 143 |  | 
| Howard Hinnant | 83eade6 | 2013-03-06 23:30:19 | [diff] [blame] | 144 | class _LIBCPP_TYPE_VIS __libcpp_db | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 145 | { | 
|  | 146 | __c_node** __cbeg_; | 
|  | 147 | __c_node** __cend_; | 
|  | 148 | size_t __csz_; | 
|  | 149 | __i_node** __ibeg_; | 
|  | 150 | __i_node** __iend_; | 
|  | 151 | size_t __isz_; | 
|  | 152 |  | 
|  | 153 | __libcpp_db(); | 
|  | 154 | public: | 
| Howard Hinnant | 499cea1 | 2013-08-23 17:37:05 | [diff] [blame] | 155 | #ifndef _LIBCPP_HAS_NO_DELETED_FUNCTIONS | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 156 | __libcpp_db(const __libcpp_db&) = delete; | 
|  | 157 | __libcpp_db& operator=(const __libcpp_db&) = delete; | 
| Howard Hinnant | 499cea1 | 2013-08-23 17:37:05 | [diff] [blame] | 158 | #else | 
|  | 159 | private: | 
|  | 160 | __libcpp_db(const __libcpp_db&); | 
|  | 161 | __libcpp_db& operator=(const __libcpp_db&); | 
|  | 162 | public: | 
|  | 163 | #endif | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 164 | ~__libcpp_db(); | 
|  | 165 |  | 
|  | 166 | class __db_c_iterator; | 
|  | 167 | class __db_c_const_iterator; | 
|  | 168 | class __db_i_iterator; | 
|  | 169 | class __db_i_const_iterator; | 
|  | 170 |  | 
|  | 171 | __db_c_const_iterator __c_end() const; | 
|  | 172 | __db_i_const_iterator __i_end() const; | 
|  | 173 |  | 
|  | 174 | template <class _Cont> | 
|  | 175 | _LIBCPP_INLINE_VISIBILITY | 
|  | 176 | void __insert_c(_Cont* __c) | 
|  | 177 | { | 
|  | 178 | __c_node* __n = __insert_c(static_cast<void*>(__c)); | 
|  | 179 | ::new(__n) _C_node<_Cont>(__n->__c_, __n->__next_); | 
|  | 180 | } | 
|  | 181 |  | 
| Howard Hinnant | 7608b4a | 2011-09-16 19:52:23 | [diff] [blame] | 182 | void __insert_i(void* __i); | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 183 | __c_node* __insert_c(void* __c); | 
|  | 184 | void __erase_c(void* __c); | 
|  | 185 |  | 
|  | 186 | void __insert_ic(void* __i, const void* __c); | 
|  | 187 | void __iterator_copy(void* __i, const void* __i0); | 
|  | 188 | void __erase_i(void* __i); | 
|  | 189 |  | 
|  | 190 | void* __find_c_from_i(void* __i) const; | 
|  | 191 | void __invalidate_all(void* __c); | 
|  | 192 | __c_node* __find_c_and_lock(void* __c) const; | 
| Howard Hinnant | 1c3ec6d | 2011-09-27 23:55:03 | [diff] [blame] | 193 | __c_node* __find_c(void* __c) const; | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 194 | void unlock() const; | 
|  | 195 |  | 
|  | 196 | void swap(void* __c1, void* __c2); | 
|  | 197 |  | 
|  | 198 |  | 
|  | 199 | bool __dereferenceable(const void* __i) const; | 
|  | 200 | bool __decrementable(const void* __i) const; | 
|  | 201 | bool __addable(const void* __i, ptrdiff_t __n) const; | 
|  | 202 | bool __subscriptable(const void* __i, ptrdiff_t __n) const; | 
| Howard Hinnant | 8b00e6c | 2013-08-02 00:26:35 | [diff] [blame] | 203 | bool __less_than_comparable(const void* __i, const void* __j) const; | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 204 | private: | 
|  | 205 | _LIBCPP_HIDDEN | 
|  | 206 | __i_node* __insert_iterator(void* __i); | 
|  | 207 | _LIBCPP_HIDDEN | 
|  | 208 | __i_node* __find_iterator(const void* __i) const; | 
|  | 209 |  | 
| Howard Hinnant | 83eade6 | 2013-03-06 23:30:19 | [diff] [blame] | 210 | friend _LIBCPP_FUNC_VIS __libcpp_db* __get_db(); | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 211 | }; | 
|  | 212 |  | 
| Howard Hinnant | 83eade6 | 2013-03-06 23:30:19 | [diff] [blame] | 213 | _LIBCPP_FUNC_VIS __libcpp_db* __get_db(); | 
|  | 214 | _LIBCPP_FUNC_VIS const __libcpp_db* __get_const_db(); | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 215 |  | 
|  | 216 |  | 
|  | 217 | _LIBCPP_END_NAMESPACE_STD | 
|  | 218 |  | 
| Howard Hinnant | abe2628 | 2011-09-16 17:29:17 | [diff] [blame] | 219 | #endif | 
|  | 220 |  | 
| Howard Hinnant | 7a563db | 2011-09-14 18:33:51 | [diff] [blame] | 221 | #endif // _LIBCPP_DEBUG_H | 
|  | 222 |  |