2 This file is a part of libcds - Concurrent Data Structures library
4 (C) Copyright Maxim Khizhinsky (libcds.dev@gmail.com) 2006-2016
6 Source code repo: http://github.com/khizmax/libcds/
7 Download: http://sourceforge.net/projects/libcds/files/
9 Redistribution and use in source and binary forms, with or without
10 modification, are permitted provided that the following conditions are met:
12 * Redistributions of source code must retain the above copyright notice, this
13 list of conditions and the following disclaimer.
15 * Redistributions in binary form must reproduce the above copyright notice,
16 this list of conditions and the following disclaimer in the documentation
17 and/or other materials provided with the distribution.
19 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
23 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
25 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
26 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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28 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 #ifndef CDSUNIT_MAP_TYPE_FELDMAN_HASHMAP_H
32 #define CDSUNIT_MAP_TYPE_FELDMAN_HASHMAP_H
34 #include "map2/map_type.h"
36 #include <cds/container/feldman_hashmap_hp.h>
37 #include <cds/container/feldman_hashmap_dhp.h>
38 #include <cds/container/feldman_hashmap_rcu.h>
40 #include "print_feldman_hashset_stat.h"
41 #include "hashing/hash_func.h"
45 template <class GC, typename Key, typename T, typename Traits = cc::feldman_hashmap::traits>
46 class FeldmanHashMap : public cc::FeldmanHashMap< GC, Key, T, Traits >
48 typedef cc::FeldmanHashMap< GC, Key, T, Traits > base_class;
50 template <typename Config>
51 FeldmanHashMap( Config const& cfg)
52 : base_class( cfg.c_nFeldmanMap_HeadBits, cfg.c_nFeldmanMap_ArrayBits )
56 static CDS_CONSTEXPR bool const c_bExtractSupported = true;
57 static CDS_CONSTEXPR bool const c_bLoadFactorDepended = false;
58 static CDS_CONSTEXPR bool const c_bEraseExactKey = true;
61 struct tag_FeldmanHashMap;
63 template <typename Key, typename Value>
64 struct map_type< tag_FeldmanHashMap, Key, Value >: public map_type_base< Key, Value >
66 typedef map_type_base< Key, Value > base_class;
67 typedef typename base_class::compare compare;
68 typedef typename base_class::less less;
70 struct traits_FeldmanHashMap_stdhash : public cc::feldman_hashmap::traits
72 typedef std::hash< Key > hash;
75 typedef FeldmanHashMap< cds::gc::HP, Key, Value, traits_FeldmanHashMap_stdhash > FeldmanHashMap_hp_stdhash;
76 typedef FeldmanHashMap< cds::gc::DHP, Key, Value, traits_FeldmanHashMap_stdhash > FeldmanHashMap_dhp_stdhash;
77 typedef FeldmanHashMap< rcu_gpi, Key, Value, traits_FeldmanHashMap_stdhash > FeldmanHashMap_rcu_gpi_stdhash;
78 typedef FeldmanHashMap< rcu_gpb, Key, Value, traits_FeldmanHashMap_stdhash > FeldmanHashMap_rcu_gpb_stdhash;
79 typedef FeldmanHashMap< rcu_gpt, Key, Value, traits_FeldmanHashMap_stdhash > FeldmanHashMap_rcu_gpt_stdhash;
80 #ifdef CDS_URCU_SIGNAL_HANDLING_ENABLED
81 typedef FeldmanHashMap< rcu_shb, Key, Value, traits_FeldmanHashMap_stdhash > FeldmanHashMap_rcu_shb_stdhash;
82 typedef FeldmanHashMap< rcu_sht, Key, Value, traits_FeldmanHashMap_stdhash > FeldmanHashMap_rcu_sht_stdhash;
85 struct traits_FeldmanHashMap_stdhash_stat: traits_FeldmanHashMap_stdhash
87 typedef cc::feldman_hashmap::stat<> stat;
90 typedef FeldmanHashMap< cds::gc::HP, Key, Value, traits_FeldmanHashMap_stdhash_stat > FeldmanHashMap_hp_stdhash_stat;
91 typedef FeldmanHashMap< cds::gc::DHP, Key, Value, traits_FeldmanHashMap_stdhash_stat > FeldmanHashMap_dhp_stdhash_stat;
92 typedef FeldmanHashMap< rcu_gpi, Key, Value, traits_FeldmanHashMap_stdhash_stat > FeldmanHashMap_rcu_gpi_stdhash_stat;
93 typedef FeldmanHashMap< rcu_gpb, Key, Value, traits_FeldmanHashMap_stdhash_stat > FeldmanHashMap_rcu_gpb_stdhash_stat;
94 typedef FeldmanHashMap< rcu_gpt, Key, Value, traits_FeldmanHashMap_stdhash_stat > FeldmanHashMap_rcu_gpt_stdhash_stat;
95 #ifdef CDS_URCU_SIGNAL_HANDLING_ENABLED
96 typedef FeldmanHashMap< rcu_shb, Key, Value, traits_FeldmanHashMap_stdhash_stat > FeldmanHashMap_rcu_shb_stdhash_stat;
97 typedef FeldmanHashMap< rcu_sht, Key, Value, traits_FeldmanHashMap_stdhash_stat > FeldmanHashMap_rcu_sht_stdhash_stat;
101 #if CDS_BUILD_BITS == 64
102 struct traits_FeldmanHashMap_city64 : public cc::feldman_hashmap::traits
104 typedef ::hashing::city64 hash;
105 typedef ::hashing::city64::less less;
107 typedef FeldmanHashMap< cds::gc::HP, Key, Value, traits_FeldmanHashMap_city64 > FeldmanHashMap_hp_city64;
108 typedef FeldmanHashMap< cds::gc::DHP, Key, Value, traits_FeldmanHashMap_city64 > FeldmanHashMap_dhp_city64;
109 typedef FeldmanHashMap< rcu_gpi, Key, Value, traits_FeldmanHashMap_city64 > FeldmanHashMap_rcu_gpi_city64;
110 typedef FeldmanHashMap< rcu_gpb, Key, Value, traits_FeldmanHashMap_city64 > FeldmanHashMap_rcu_gpb_city64;
111 typedef FeldmanHashMap< rcu_gpt, Key, Value, traits_FeldmanHashMap_city64 > FeldmanHashMap_rcu_gpt_city64;
112 #ifdef CDS_URCU_SIGNAL_HANDLING_ENABLED
113 typedef FeldmanHashMap< rcu_shb, Key, Value, traits_FeldmanHashMap_city64 > FeldmanHashMap_rcu_shb_city64;
114 typedef FeldmanHashMap< rcu_sht, Key, Value, traits_FeldmanHashMap_city64 > FeldmanHashMap_rcu_sht_city64;
117 struct traits_FeldmanHashMap_city64_stat : public traits_FeldmanHashMap_city64
119 typedef cc::feldman_hashmap::stat<> stat;
121 typedef FeldmanHashMap< cds::gc::HP, Key, Value, traits_FeldmanHashMap_city64_stat > FeldmanHashMap_hp_city64_stat;
122 typedef FeldmanHashMap< cds::gc::DHP, Key, Value, traits_FeldmanHashMap_city64_stat > FeldmanHashMap_dhp_city64_stat;
123 typedef FeldmanHashMap< rcu_gpi, Key, Value, traits_FeldmanHashMap_city64_stat > FeldmanHashMap_rcu_gpi_city64_stat;
124 typedef FeldmanHashMap< rcu_gpb, Key, Value, traits_FeldmanHashMap_city64_stat > FeldmanHashMap_rcu_gpb_city64_stat;
125 typedef FeldmanHashMap< rcu_gpt, Key, Value, traits_FeldmanHashMap_city64_stat > FeldmanHashMap_rcu_gpt_city64_stat;
126 #ifdef CDS_URCU_SIGNAL_HANDLING_ENABLED
127 typedef FeldmanHashMap< rcu_shb, Key, Value, traits_FeldmanHashMap_city64_stat > FeldmanHashMap_rcu_shb_city64_stat;
128 typedef FeldmanHashMap< rcu_sht, Key, Value, traits_FeldmanHashMap_city64_stat > FeldmanHashMap_rcu_sht_city64_stat;
131 struct traits_FeldmanHashMap_city128 : public cc::feldman_hashmap::traits
133 typedef ::hashing::city128 hash;
134 typedef ::hashing::city128::less less;
136 typedef FeldmanHashMap< cds::gc::HP, Key, Value, traits_FeldmanHashMap_city128 > FeldmanHashMap_hp_city128;
137 typedef FeldmanHashMap< cds::gc::DHP, Key, Value, traits_FeldmanHashMap_city128 > FeldmanHashMap_dhp_city128;
138 typedef FeldmanHashMap< rcu_gpi, Key, Value, traits_FeldmanHashMap_city128 > FeldmanHashMap_rcu_gpi_city128;
139 typedef FeldmanHashMap< rcu_gpb, Key, Value, traits_FeldmanHashMap_city128 > FeldmanHashMap_rcu_gpb_city128;
140 typedef FeldmanHashMap< rcu_gpt, Key, Value, traits_FeldmanHashMap_city128 > FeldmanHashMap_rcu_gpt_city128;
141 #ifdef CDS_URCU_SIGNAL_HANDLING_ENABLED
142 typedef FeldmanHashMap< rcu_shb, Key, Value, traits_FeldmanHashMap_city128 > FeldmanHashMap_rcu_shb_city128;
143 typedef FeldmanHashMap< rcu_sht, Key, Value, traits_FeldmanHashMap_city128 > FeldmanHashMap_rcu_sht_city128;
146 struct traits_FeldmanHashMap_city128_stat : public traits_FeldmanHashMap_city128
148 typedef cc::feldman_hashmap::stat<> stat;
150 typedef FeldmanHashMap< cds::gc::HP, Key, Value, traits_FeldmanHashMap_city128_stat > FeldmanHashMap_hp_city128_stat;
151 typedef FeldmanHashMap< cds::gc::DHP, Key, Value, traits_FeldmanHashMap_city128_stat > FeldmanHashMap_dhp_city128_stat;
152 typedef FeldmanHashMap< rcu_gpi, Key, Value, traits_FeldmanHashMap_city128_stat > FeldmanHashMap_rcu_gpi_city128_stat;
153 typedef FeldmanHashMap< rcu_gpb, Key, Value, traits_FeldmanHashMap_city128_stat > FeldmanHashMap_rcu_gpb_city128_stat;
154 typedef FeldmanHashMap< rcu_gpt, Key, Value, traits_FeldmanHashMap_city128_stat > FeldmanHashMap_rcu_gpt_city128_stat;
155 #ifdef CDS_URCU_SIGNAL_HANDLING_ENABLED
156 typedef FeldmanHashMap< rcu_shb, Key, Value, traits_FeldmanHashMap_city128_stat > FeldmanHashMap_rcu_shb_city128_stat;
157 typedef FeldmanHashMap< rcu_sht, Key, Value, traits_FeldmanHashMap_city128_stat > FeldmanHashMap_rcu_sht_city128_stat;
159 #endif // CDS_BUILD_BITS == 64
162 // for fixed-sized keys - no hash functor required
163 typedef FeldmanHashMap< cds::gc::HP, Key, Value > FeldmanHashMap_hp_fixed;
164 typedef FeldmanHashMap< cds::gc::DHP, Key, Value > FeldmanHashMap_dhp_fixed;
165 typedef FeldmanHashMap< rcu_gpi, Key, Value > FeldmanHashMap_rcu_gpi_fixed;
166 typedef FeldmanHashMap< rcu_gpb, Key, Value > FeldmanHashMap_rcu_gpb_fixed;
167 typedef FeldmanHashMap< rcu_gpt, Key, Value > FeldmanHashMap_rcu_gpt_fixed;
168 #ifdef CDS_URCU_SIGNAL_HANDLING_ENABLED
169 typedef FeldmanHashMap< rcu_shb, Key, Value > FeldmanHashMap_rcu_shb_fixed;
170 typedef FeldmanHashMap< rcu_sht, Key, Value > FeldmanHashMap_rcu_sht_fixed;
173 struct traits_FeldmanHashMap_stat : public cc::feldman_hashmap::traits
175 typedef cc::feldman_hashmap::stat<> stat;
177 typedef FeldmanHashMap< cds::gc::HP, Key, Value, traits_FeldmanHashMap_stat > FeldmanHashMap_hp_fixed_stat;
178 typedef FeldmanHashMap< cds::gc::DHP, Key, Value, traits_FeldmanHashMap_stat > FeldmanHashMap_dhp_fixed_stat;
179 typedef FeldmanHashMap< rcu_gpi, Key, Value, traits_FeldmanHashMap_stat > FeldmanHashMap_rcu_gpi_fixed_stat;
180 typedef FeldmanHashMap< rcu_gpb, Key, Value, traits_FeldmanHashMap_stat > FeldmanHashMap_rcu_gpb_fixed_stat;
181 typedef FeldmanHashMap< rcu_gpt, Key, Value, traits_FeldmanHashMap_stat > FeldmanHashMap_rcu_gpt_fixed_stat;
182 #ifdef CDS_URCU_SIGNAL_HANDLING_ENABLED
183 typedef FeldmanHashMap< rcu_shb, Key, Value, traits_FeldmanHashMap_stat > FeldmanHashMap_rcu_shb_fixed_stat;
184 typedef FeldmanHashMap< rcu_sht, Key, Value, traits_FeldmanHashMap_stat > FeldmanHashMap_rcu_sht_fixed_stat;
189 template <typename GC, typename K, typename T, typename Traits >
190 static inline void print_stat( FeldmanHashMap< GC, K, T, Traits > const& m )
192 CPPUNIT_MSG( m.statistics() );
194 std::vector< cds::intrusive::feldman_hashset::level_statistics > level_stat;
195 m.get_level_statistics( level_stat );
196 CPPUNIT_MSG( level_stat );
201 #endif // #ifndef CDSUNIT_MAP_TYPE_FELDMAN_HASHMAP_H