]>
Commit | Line | Data |
---|---|---|
4569a895 AT |
1 | // -*- C++ -*- |
2 | ||
3 | // Copyright (C) 2005, 2006 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 2, 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 | // You should have received a copy of the GNU General Public License | |
17 | // along with this library; see the file COPYING. If not, write to | |
18 | // the Free Software Foundation, 59 Temple Place - Suite 330, Boston, | |
19 | // MA 02111-1307, USA. | |
20 | ||
21 | // As a special exception, you may use this file as part of a free | |
22 | // software library without restriction. Specifically, if other files | |
23 | // instantiate templates or use macros or inline functions from this | |
24 | // file, or you compile this file and link it with other files to | |
25 | // produce an executable, this file does not by itself cause the | |
26 | // resulting executable to be covered by the GNU General Public | |
27 | // License. This exception does not however invalidate any other | |
28 | // reasons why the executable file might be covered by the GNU General | |
29 | // Public License. | |
30 | ||
31 | // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. | |
32 | ||
33 | // Permission to use, copy, modify, sell, and distribute this software | |
34 | // is hereby granted without fee, provided that the above copyright | |
35 | // notice appears in all copies, and that both that copyright notice | |
36 | // and this permission notice appear in supporting documentation. None | |
37 | // of the above authors, nor IBM Haifa Research Laboratories, make any | |
38 | // representation about the suitability of this software for any | |
39 | // purpose. It is provided "as is" without express or implied | |
40 | // warranty. | |
41 | ||
42 | /** | |
43 | * @file modify_test.hpp | |
44 | * Contains a modify performance test. | |
45 | */ | |
46 | ||
47 | #ifndef PB_DS_JOIN_TEST_HPP | |
48 | #define PB_DS_JOIN_TEST_HPP | |
49 | ||
50 | #include <performance/time/timing_test_base.hpp> | |
51 | #include <ext/pb_ds/detail/type_utils.hpp> | |
52 | #include <performance/io/xml_formatter.hpp> | |
53 | #include <common_type/priority_queue/string_form.hpp> | |
54 | #include <iterator> | |
55 | ||
56 | namespace pb_ds | |
57 | { | |
58 | ||
59 | namespace test | |
60 | { | |
61 | ||
62 | namespace detail | |
63 | { | |
64 | ||
65 | template<typename It, class Cntnr, class Tag> | |
66 | class push_functor | |
67 | { | |
68 | public: | |
69 | push_functor(It ins_it_b, It ins_it_e) : m_ins_it_b(ins_it_b), | |
70 | m_ins_it_e(ins_it_e) | |
71 | { } | |
72 | ||
73 | void | |
74 | operator()(std::size_t resolution) | |
75 | { | |
76 | for (std::size_t i = 0; i < resolution; ++i) | |
77 | { | |
78 | Cntnr c; | |
79 | ||
80 | typedef std::vector< typename Cntnr::point_iterator> it_vec_t; | |
81 | ||
82 | it_vec_t m_a_its; | |
83 | ||
84 | for (It ins_it = m_ins_it_b; ins_it != m_ins_it_e; ++ins_it) | |
85 | m_a_its.push_back(c.push((typename Cntnr::const_reference)(ins_it->first))); | |
86 | } | |
87 | } | |
88 | ||
89 | private: | |
90 | const It m_ins_it_b; | |
91 | const It m_ins_it_e; | |
92 | }; | |
93 | ||
94 | template<typename It, class Cntnr, class Tag> | |
95 | class push_modify_functor | |
96 | { | |
97 | public: | |
98 | push_modify_functor(It ins_it_b, It ins_it_e, typename Cntnr::value_type mod_val) : m_ins_it_b(ins_it_b), | |
99 | m_ins_it_e(ins_it_e), | |
100 | m_mod_val(mod_val) | |
101 | { } | |
102 | ||
103 | void | |
104 | operator()(std::size_t resolution) | |
105 | { | |
106 | for (std::size_t i = 0; i < resolution; ++i) | |
107 | { | |
108 | Cntnr c; | |
109 | ||
110 | typedef std::vector< typename Cntnr::point_iterator> it_vec_t; | |
111 | ||
112 | it_vec_t m_a_its; | |
113 | ||
114 | for (It ins_it = m_ins_it_b; ins_it != m_ins_it_e; ++ins_it) | |
115 | m_a_its.push_back(c.push((typename Cntnr::const_reference)(ins_it->first))); | |
116 | ||
117 | typename it_vec_t::iterator mod_it = m_a_its.begin(); | |
118 | ||
119 | while (mod_it != m_a_its.end()) | |
120 | c.modify(*mod_it++, m_mod_val); | |
121 | } | |
122 | } | |
123 | ||
124 | private: | |
125 | const It m_ins_it_b; | |
126 | const It m_ins_it_e; | |
127 | ||
128 | const typename Cntnr::value_type m_mod_val; | |
129 | }; | |
130 | ||
131 | template<typename It, class Cntnr> | |
132 | class push_functor< | |
133 | It, | |
134 | Cntnr, | |
135 | pb_ds::binary_heap_tag> | |
136 | { | |
137 | public: | |
138 | push_functor(It ins_it_b, It ins_it_e) : m_ins_it_b(ins_it_b), | |
139 | m_ins_it_e(ins_it_e) | |
140 | { } | |
141 | ||
142 | void | |
143 | operator()(std::size_t resolution) | |
144 | { | |
145 | for (std::size_t i = 0; i < resolution; ++i) | |
146 | { | |
147 | Cntnr c; | |
148 | ||
149 | for (It ins_it = m_ins_it_b; ins_it != m_ins_it_e; ++ins_it) | |
150 | c.push((typename Cntnr::const_reference)(ins_it->first)); | |
151 | } | |
152 | } | |
153 | ||
154 | private: | |
155 | const It m_ins_it_b; | |
156 | const It m_ins_it_e; | |
157 | }; | |
158 | ||
159 | template<typename It, class Cntnr> | |
160 | class push_modify_functor< | |
161 | It, | |
162 | Cntnr, | |
163 | pb_ds::binary_heap_tag> | |
164 | { | |
165 | public: | |
166 | push_modify_functor(It ins_it_b, It ins_it_e, typename Cntnr::value_type mod_val) : m_ins_it_b(ins_it_b), | |
167 | m_ins_it_e(ins_it_e), | |
168 | m_mod_val(mod_val) | |
169 | { } | |
170 | ||
171 | void | |
172 | operator()(std::size_t resolution) | |
173 | { | |
174 | for (std::size_t i = 0; i < resolution; ++i) | |
175 | { | |
176 | Cntnr c; | |
177 | ||
178 | It ins_it; | |
179 | ||
180 | for (ins_it = m_ins_it_b; ins_it != m_ins_it_e; ++ins_it) | |
181 | c.push((typename Cntnr::const_reference)(ins_it->first)); | |
182 | ||
183 | for (ins_it = m_ins_it_b; ins_it != m_ins_it_e; ++ins_it) | |
184 | { | |
185 | bool modified = false; | |
186 | ||
187 | for (typename Cntnr::iterator it = c.begin(); !modified&& it != c.end(); ++it) | |
188 | if (*it == ins_it->first) | |
189 | { | |
190 | c.modify(it, m_mod_val); | |
191 | ||
192 | modified = true; | |
193 | } | |
194 | } | |
195 | } | |
196 | } | |
197 | ||
198 | private: | |
199 | const It m_ins_it_b; | |
200 | const It m_ins_it_e; | |
201 | ||
202 | const typename Cntnr::value_type m_mod_val; | |
203 | }; | |
204 | ||
205 | template<typename It, class Cntnr> | |
206 | class push_functor< | |
207 | It, | |
208 | Cntnr, | |
209 | pb_ds::test::native_pq_tag> | |
210 | { | |
211 | public: | |
212 | push_functor(It ins_it_b, It ins_it_e) : m_ins_it_b(ins_it_b), | |
213 | m_ins_it_e(ins_it_e) | |
214 | { } | |
215 | ||
216 | void | |
217 | operator()(std::size_t resolution) | |
218 | { | |
219 | for (std::size_t i = 0; i < resolution; ++i) | |
220 | { | |
221 | Cntnr c; | |
222 | ||
223 | for (It ins_it = m_ins_it_b; ins_it != m_ins_it_e; ++ins_it) | |
224 | c.push((typename Cntnr::const_reference)(ins_it->first)); | |
225 | } | |
226 | } | |
227 | ||
228 | private: | |
229 | const It m_ins_it_b; | |
230 | const It m_ins_it_e; | |
231 | }; | |
232 | ||
233 | template<typename It, class Cntnr> | |
234 | class push_modify_functor< | |
235 | It, | |
236 | Cntnr, | |
237 | pb_ds::test::native_pq_tag> | |
238 | { | |
239 | public: | |
240 | push_modify_functor(It ins_it_b, It ins_it_e, typename Cntnr::value_type mod_val) : m_ins_it_b(ins_it_b), | |
241 | m_ins_it_e(ins_it_e), | |
242 | m_mod_val(mod_val) | |
243 | { } | |
244 | ||
245 | void | |
246 | operator()(std::size_t resolution) | |
247 | { | |
248 | for (std::size_t i = 0; i < resolution; ++i) | |
249 | { | |
250 | Cntnr c; | |
251 | ||
252 | It ins_it; | |
253 | ||
254 | for (ins_it = m_ins_it_b; ins_it != m_ins_it_e; ++ins_it) | |
255 | c.push((typename Cntnr::const_reference)(ins_it->first)); | |
256 | ||
257 | for (ins_it = m_ins_it_b; ins_it != m_ins_it_e; ++ins_it) | |
258 | c.modify(ins_it->first, m_mod_val); | |
259 | } | |
260 | } | |
261 | ||
262 | private: | |
263 | const It m_ins_it_b; | |
264 | const It m_ins_it_e; | |
265 | ||
266 | const typename Cntnr::value_type m_mod_val; | |
267 | }; | |
268 | ||
269 | } // namespace detail | |
270 | ||
271 | #define PB_DS_CLASS_T_DEC \ | |
272 | template<typename It> | |
273 | ||
274 | #define PB_DS_CLASS_C_DEC \ | |
275 | modify_test< \ | |
276 | It> | |
277 | ||
278 | template<typename It> | |
279 | class modify_test : private pb_ds::test::detail::timing_test_base | |
280 | { | |
281 | public: | |
282 | modify_test(It ins_b, size_t ins_vn, size_t ins_vs, size_t ins_vm, bool m_modify_up); | |
283 | ||
284 | template<typename Cntnr> | |
285 | void | |
d7f245b1 | 286 | operator()(__gnu_cxx::typelist::detail::type_to_type<Cntnr>); |
4569a895 AT |
287 | |
288 | private: | |
289 | modify_test(const modify_test& ); | |
290 | ||
291 | template<typename Cntnr> | |
292 | void | |
d7f245b1 | 293 | modify(__gnu_cxx::typelist::detail::type_to_type<Cntnr>, It ins_it_b, It ins_it_e); |
4569a895 AT |
294 | |
295 | private: | |
296 | const It m_ins_b; | |
297 | ||
298 | const size_t m_ins_vn; | |
299 | const size_t m_ins_vs; | |
300 | const size_t m_ins_vm; | |
301 | ||
302 | const bool m_modify_up; | |
303 | }; | |
304 | ||
305 | PB_DS_CLASS_T_DEC | |
306 | PB_DS_CLASS_C_DEC:: | |
307 | modify_test(It ins_b, size_t ins_vn, size_t ins_vs, size_t ins_vm, bool modify_up) : | |
308 | m_ins_b(ins_b), | |
309 | m_ins_vn(ins_vn), | |
310 | m_ins_vs(ins_vs), | |
311 | m_ins_vm(ins_vm), | |
312 | m_modify_up(modify_up) | |
313 | { } | |
314 | ||
315 | PB_DS_CLASS_T_DEC | |
316 | template<typename Cntnr> | |
317 | void | |
318 | PB_DS_CLASS_C_DEC:: | |
d7f245b1 | 319 | operator()(__gnu_cxx::typelist::detail::type_to_type<Cntnr>) |
4569a895 AT |
320 | { |
321 | xml_result_set_performance_formatter res_set_fmt( | |
322 | string_form<Cntnr>::name(), | |
323 | string_form<Cntnr>::desc()); | |
324 | ||
325 | for (size_t size_i = 0; m_ins_vn + size_i* m_ins_vs < m_ins_vm; ++size_i) | |
326 | { | |
327 | const size_t v = m_ins_vn + size_i* m_ins_vs; | |
328 | ||
329 | It ins_it_b = m_ins_b; | |
330 | It ins_it_e = m_ins_b; | |
331 | std::advance(ins_it_e, v); | |
332 | ||
333 | pb_ds::test::detail::push_functor<It, Cntnr, typename Cntnr::container_category> | |
334 | push_fn(ins_it_b, ins_it_e); | |
335 | ||
336 | const double push_res = | |
337 | pb_ds::test::detail::timing_test_base::operator()(push_fn); | |
338 | ||
339 | typename Cntnr::value_type mod_val = ins_it_b->first; | |
340 | ||
341 | { | |
342 | Cntnr mod_val_container; | |
343 | for (It mod_val_it = ins_it_b; mod_val_it != ins_it_e; ++mod_val_it) | |
344 | { | |
345 | typename Cntnr::value_type pot = mod_val_it->first; | |
346 | ||
347 | if (m_modify_up == mod_val_container.get_cmp_fn()(mod_val, pot)) | |
348 | mod_val = pot; | |
349 | } | |
350 | } | |
351 | ||
352 | pb_ds::test::detail::push_modify_functor<It, Cntnr, typename Cntnr::container_category> | |
353 | push_modify_fn(ins_it_b, ins_it_e, mod_val); | |
354 | ||
355 | const double push_modify_res = | |
356 | pb_ds::test::detail::timing_test_base::operator()(push_modify_fn); | |
357 | ||
358 | const double effective_delta = std::max( | |
359 | push_modify_res - push_res, | |
360 | pb_ds::test::detail::timing_test_base::min_time_res()); | |
361 | ||
362 | res_set_fmt.add_res(v, effective_delta / v); | |
363 | } | |
364 | } | |
365 | ||
366 | PB_DS_CLASS_T_DEC | |
367 | template<typename Cntnr> | |
368 | void | |
369 | PB_DS_CLASS_C_DEC:: | |
d7f245b1 | 370 | modify(__gnu_cxx::typelist::detail::type_to_type<Cntnr>, It ins_it_b, It ins_it_e) |
4569a895 AT |
371 | { |
372 | Cntnr cntnr; | |
373 | ||
374 | for (It ins_it = ins_it_b; ins_it != ins_it_e; ++ins_it) | |
375 | cntnr.modify((typename Cntnr::const_reference)(*ins_it)); | |
376 | } | |
377 | ||
378 | #undef PB_DS_CLASS_T_DEC | |
379 | ||
380 | #undef PB_DS_CLASS_C_DEC | |
381 | ||
382 | } // namespace test | |
383 | ||
384 | } // namespace pb_ds | |
385 | ||
386 | #endif // #ifndef PB_DS_JOIN_TEST_HPP | |
387 |