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4569a895 AT |
1 | // -*- C++ -*- |
2 | ||
bc2631e0 | 3 | // Copyright (C) 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc. |
4569a895 AT |
4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the terms | |
7 | // of the GNU General Public License as published by the Free Software | |
748086b7 | 8 | // Foundation; either version 3, or (at your option) any later |
4569a895 AT |
9 | // version. |
10 | ||
11 | // This library is distributed in the hope that it will be useful, but | |
12 | // WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | // General Public License for more details. | |
15 | ||
748086b7 JJ |
16 | // Under Section 7 of GPL version 3, you are granted additional |
17 | // permissions described in the GCC Runtime Library Exception, version | |
18 | // 3.1, as published by the Free Software Foundation. | |
19 | ||
20 | // You should have received a copy of the GNU General Public License and | |
21 | // a copy of the GCC Runtime Library Exception along with this program; | |
22 | // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see | |
23 | // <http://www.gnu.org/licenses/>. | |
4569a895 AT |
24 | |
25 | // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. | |
26 | ||
27 | // Permission to use, copy, modify, sell, and distribute this software | |
28 | // is hereby granted without fee, provided that the above copyright | |
29 | // notice appears in all copies, and that both that copyright notice | |
30 | // and this permission notice appear in supporting documentation. None | |
31 | // of the above authors, nor IBM Haifa Research Laboratories, make any | |
32 | // representation about the suitability of this software for any | |
33 | // purpose. It is provided "as is" without express or implied | |
34 | // warranty. | |
35 | ||
36 | /** | |
37 | * @file constructor_destructor_fn_imps.hpp | |
38 | * Contains implementations of cc_ht_map_'s constructors, destructor, | |
39 | * and related functions. | |
40 | */ | |
41 | ||
42 | PB_DS_CLASS_T_DEC | |
43 | typename PB_DS_CLASS_C_DEC::entry_allocator | |
44 | PB_DS_CLASS_C_DEC::s_entry_allocator; | |
45 | ||
46 | PB_DS_CLASS_T_DEC | |
47 | typename PB_DS_CLASS_C_DEC::entry_pointer_allocator | |
48 | PB_DS_CLASS_C_DEC::s_entry_pointer_allocator; | |
49 | ||
50 | PB_DS_CLASS_T_DEC | |
51 | template<typename It> | |
52 | void | |
53 | PB_DS_CLASS_C_DEC:: | |
54 | copy_from_range(It first_it, It last_it) | |
55 | { | |
56 | while (first_it != last_it) | |
57 | insert(*(first_it++)); | |
58 | } | |
59 | ||
60 | PB_DS_CLASS_T_DEC | |
61 | PB_DS_CLASS_C_DEC:: | |
62 | PB_DS_CLASS_NAME() : | |
63 | ranged_hash_fn_base(resize_base::get_nearest_larger_size(1)), | |
3441f106 BK |
64 | m_num_e(resize_base::get_nearest_larger_size(1)), m_num_used_e(0), |
65 | m_entries(s_entry_pointer_allocator.allocate(m_num_e)) | |
4569a895 AT |
66 | { |
67 | initialize(); | |
47bea7b8 BK |
68 | _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) |
69 | } | |
4569a895 AT |
70 | |
71 | PB_DS_CLASS_T_DEC | |
72 | PB_DS_CLASS_C_DEC:: | |
73 | PB_DS_CLASS_NAME(const Hash_Fn& r_hash_fn) : | |
47bea7b8 | 74 | ranged_hash_fn_base(resize_base::get_nearest_larger_size(1), r_hash_fn), |
3441f106 BK |
75 | m_num_e(resize_base::get_nearest_larger_size(1)), m_num_used_e(0), |
76 | m_entries(s_entry_pointer_allocator.allocate(m_num_e)) | |
4569a895 AT |
77 | { |
78 | initialize(); | |
47bea7b8 BK |
79 | _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) |
80 | } | |
4569a895 AT |
81 | |
82 | PB_DS_CLASS_T_DEC | |
83 | PB_DS_CLASS_C_DEC:: | |
84 | PB_DS_CLASS_NAME(const Hash_Fn& r_hash_fn, const Eq_Fn& r_eq_fn) : | |
85 | PB_DS_HASH_EQ_FN_C_DEC(r_eq_fn), | |
47bea7b8 | 86 | ranged_hash_fn_base(resize_base::get_nearest_larger_size(1), r_hash_fn), |
3441f106 BK |
87 | m_num_e(resize_base::get_nearest_larger_size(1)), m_num_used_e(0), |
88 | m_entries(s_entry_pointer_allocator.allocate(m_num_e)) | |
4569a895 | 89 | { |
3441f106 | 90 | std::fill(m_entries, m_entries + m_num_e, (entry_pointer)NULL); |
4569a895 | 91 | Resize_Policy::notify_cleared(); |
3441f106 | 92 | ranged_hash_fn_base::notify_resized(m_num_e); |
47bea7b8 BK |
93 | _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) |
94 | } | |
4569a895 AT |
95 | |
96 | PB_DS_CLASS_T_DEC | |
97 | PB_DS_CLASS_C_DEC:: | |
98 | PB_DS_CLASS_NAME(const Hash_Fn& r_hash_fn, const Eq_Fn& r_eq_fn, const Comb_Hash_Fn& r_comb_hash_fn) : | |
99 | PB_DS_HASH_EQ_FN_C_DEC(r_eq_fn), | |
47bea7b8 | 100 | ranged_hash_fn_base(resize_base::get_nearest_larger_size(1), |
3441f106 BK |
101 | r_hash_fn, r_comb_hash_fn), |
102 | m_num_e(resize_base::get_nearest_larger_size(1)), m_num_used_e(0), | |
103 | m_entries(s_entry_pointer_allocator.allocate(m_num_e)) | |
4569a895 AT |
104 | { |
105 | initialize(); | |
47bea7b8 BK |
106 | _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) |
107 | } | |
4569a895 AT |
108 | |
109 | PB_DS_CLASS_T_DEC | |
110 | PB_DS_CLASS_C_DEC:: | |
111 | PB_DS_CLASS_NAME(const Hash_Fn& r_hash_fn, const Eq_Fn& r_eq_fn, const Comb_Hash_Fn& r_comb_hash_fn, const Resize_Policy& r_resize_policy) : | |
112 | PB_DS_HASH_EQ_FN_C_DEC(r_eq_fn), | |
113 | Resize_Policy(r_resize_policy), | |
47bea7b8 | 114 | ranged_hash_fn_base(resize_base::get_nearest_larger_size(1), |
3441f106 BK |
115 | r_hash_fn, r_comb_hash_fn), |
116 | m_num_e(resize_base::get_nearest_larger_size(1)), m_num_used_e(0), | |
117 | m_entries(s_entry_pointer_allocator.allocate(m_num_e)) | |
4569a895 AT |
118 | { |
119 | initialize(); | |
47bea7b8 BK |
120 | _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) |
121 | } | |
4569a895 AT |
122 | |
123 | PB_DS_CLASS_T_DEC | |
124 | PB_DS_CLASS_C_DEC:: | |
125 | PB_DS_CLASS_NAME(const PB_DS_CLASS_C_DEC& other) : | |
47bea7b8 | 126 | #ifdef _GLIBCXX_DEBUG |
551fe1a2 | 127 | debug_base(other), |
47bea7b8 | 128 | #endif |
4569a895 | 129 | PB_DS_HASH_EQ_FN_C_DEC(other), |
3441f106 BK |
130 | resize_base(other), ranged_hash_fn_base(other), |
131 | m_num_e(resize_base::get_nearest_larger_size(1)), m_num_used_e(0), | |
132 | m_entries(m_entries = s_entry_pointer_allocator.allocate(m_num_e)) | |
4569a895 AT |
133 | { |
134 | initialize(); | |
47bea7b8 | 135 | _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) |
bc2631e0 | 136 | __try |
4569a895 AT |
137 | { |
138 | copy_from_range(other.begin(), other.end()); | |
139 | } | |
bc2631e0 | 140 | __catch(...) |
4569a895 AT |
141 | { |
142 | deallocate_all(); | |
8fafc2d3 | 143 | __throw_exception_again; |
4569a895 | 144 | } |
47bea7b8 BK |
145 | _GLIBCXX_DEBUG_ONLY(PB_DS_CLASS_C_DEC::assert_valid();) |
146 | } | |
4569a895 AT |
147 | |
148 | PB_DS_CLASS_T_DEC | |
149 | PB_DS_CLASS_C_DEC:: | |
150 | ~PB_DS_CLASS_NAME() | |
47bea7b8 | 151 | { deallocate_all(); } |
4569a895 AT |
152 | |
153 | PB_DS_CLASS_T_DEC | |
154 | void | |
155 | PB_DS_CLASS_C_DEC:: | |
156 | swap(PB_DS_CLASS_C_DEC& other) | |
157 | { | |
47bea7b8 BK |
158 | _GLIBCXX_DEBUG_ONLY(assert_valid()); |
159 | _GLIBCXX_DEBUG_ONLY(other.assert_valid()); | |
4569a895 | 160 | |
3441f106 BK |
161 | std::swap(m_entries, other.m_entries); |
162 | std::swap(m_num_e, other.m_num_e); | |
4569a895 | 163 | std::swap(m_num_used_e, other.m_num_used_e); |
4569a895 | 164 | ranged_hash_fn_base::swap(other); |
4569a895 | 165 | hash_eq_fn_base::swap(other); |
4569a895 AT |
166 | resize_base::swap(other); |
167 | ||
551fe1a2 | 168 | _GLIBCXX_DEBUG_ONLY(debug_base::swap(other)); |
47bea7b8 BK |
169 | _GLIBCXX_DEBUG_ONLY(assert_valid()); |
170 | _GLIBCXX_DEBUG_ONLY(other.assert_valid()); | |
4569a895 AT |
171 | } |
172 | ||
173 | PB_DS_CLASS_T_DEC | |
174 | void | |
175 | PB_DS_CLASS_C_DEC:: | |
176 | deallocate_all() | |
177 | { | |
178 | clear(); | |
3441f106 | 179 | s_entry_pointer_allocator.deallocate(m_entries, m_num_e); |
4569a895 AT |
180 | } |
181 | ||
182 | PB_DS_CLASS_T_DEC | |
183 | void | |
184 | PB_DS_CLASS_C_DEC:: | |
185 | initialize() | |
186 | { | |
3441f106 BK |
187 | std::fill(m_entries, m_entries + m_num_e, entry_pointer(NULL)); |
188 | Resize_Policy::notify_resized(m_num_e); | |
4569a895 | 189 | Resize_Policy::notify_cleared(); |
3441f106 | 190 | ranged_hash_fn_base::notify_resized(m_num_e); |
4569a895 | 191 | } |