The C and C++ Include Header Files
/usr/include/c++/11/ext/pb_ds/detail/gp_hash_table_map_/insert_no_store_hash_fn_imps.hpp
$ cat -n /usr/include/c++/11/ext/pb_ds/detail/gp_hash_table_map_/insert_no_store_hash_fn_imps.hpp 1 // -*- C++ -*- 2 3 // Copyright (C) 2005-2021 Free Software Foundation, Inc. 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 8 // Foundation; either version 3, or (at your option) any later 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 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 //
. 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 gp_hash_table_map_/insert_no_store_hash_fn_imps.hpp 38 * Contains implementations of gp_ht_map_'s insert related functions, 39 * when the hash value is not stored. 40 */ 41 42 #ifdef PB_DS_CLASS_C_DEC 43 44 PB_DS_CLASS_T_DEC 45 inline typename PB_DS_CLASS_C_DEC::size_type 46 PB_DS_CLASS_C_DEC:: 47 find_ins_pos(key_const_reference r_key, false_type) 48 { 49 size_type hash = ranged_probe_fn_base::operator()(r_key); 50 size_type i; 51 52 /* The insertion position is initted to a non-legal value to indicate 53 * that it has not been initted yet. 54 */ 55 size_type ins_pos = m_num_e; 56 resize_base::notify_insert_search_start(); 57 for (i = 0; i < m_num_e; ++i) 58 { 59 const size_type pos = ranged_probe_fn_base::operator()(r_key, hash, i); 60 _GLIBCXX_DEBUG_ASSERT(pos < m_num_e); 61 entry* const p_e = m_entries + pos; 62 switch(p_e->m_stat) 63 { 64 case empty_entry_status: 65 { 66 resize_base::notify_insert_search_end(); 67 PB_DS_CHECK_KEY_DOES_NOT_EXIST(r_key) 68 return (ins_pos == m_num_e) ? pos : ins_pos; 69 } 70 break; 71 case erased_entry_status: 72 if (ins_pos == m_num_e) 73 ins_pos = pos; 74 break; 75 case valid_entry_status: 76 if (hash_eq_fn_base::operator()(PB_DS_V2F(p_e->m_value), r_key)) 77 { 78 resize_base::notify_insert_search_end(); 79 PB_DS_CHECK_KEY_EXISTS(r_key) 80 return pos; 81 } 82 break; 83 default: 84 _GLIBCXX_DEBUG_ASSERT(0); 85 }; 86 87 resize_base::notify_insert_search_collision(); 88 } 89 resize_base::notify_insert_search_end(); 90 if (ins_pos == m_num_e) 91 __throw_insert_error(); 92 return ins_pos; 93 } 94 95 PB_DS_CLASS_T_DEC 96 inline std::pair
97 PB_DS_CLASS_C_DEC:: 98 insert_imp(const_reference r_val, false_type) 99 { 100 key_const_reference r_key = PB_DS_V2F(r_val); 101 const size_type pos = find_ins_pos(r_key, 102 traits_base::m_store_extra_indicator); 103 104 if (m_entries[pos].m_stat == valid_entry_status) 105 { 106 PB_DS_CHECK_KEY_EXISTS(r_key) 107 return std::make_pair(&(m_entries + pos)->m_value, false); 108 } 109 110 PB_DS_CHECK_KEY_DOES_NOT_EXIST(r_key) 111 return std::make_pair(insert_new_imp(r_val, pos), true); 112 } 113 114 #endif
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