libstdc++-v3/testsuite/util/performance/assoc/timing/insert_test.hpp

   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 insert_test.hpp
  44  * Contains an insert performance test.
  45  */
  46
  47 #ifndef PB_DS_INSERT_TEST_HPP
  48 #define PB_DS_INSERT_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/assoc/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>
  66       class insert_insert_functor
  67       {
  68       public:
  69         insert_insert_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 cntnr;
  79
  80               for (It ins_it = m_ins_it_b; ins_it != m_ins_it_e; ++ins_it)
  81                 cntnr.insert((typename Cntnr::const_reference)(*ins_it));
  82             }
  83         }
  84
  85       private:
  86         const It m_ins_it_b;
  87         const It m_ins_it_e;
  88       };
  89
  90     } // namespace detail
  91
  92 #define PB_DS_CLASS_T_DEC                       \
  93     template<typename It>
  94
  95 #define PB_DS_CLASS_C_DEC                               \
  96     insert_test<                                        \
  97                                                 It>
  98
  99     template<typename It>
 100     class insert_test : private pb_ds::test::detail::timing_test_base
 101     {
 102     public:
 103       insert_test(It ins_b, size_t ins_vn, size_t ins_vs, size_t ins_vm);
 104
 105       template<typename Cntnr>
 106       void
 107       operator()(pb_ds::detail::type_to_type<Cntnr>);
 108
 109     private:
 110       insert_test(const insert_test& );
 111
 112       template<typename Cntnr>
 113       void
 114       insert(pb_ds::detail::type_to_type<Cntnr>, It ins_it_b, It ins_it_e);
 115
 116     private:
 117       const It m_ins_b;
 118
 119       const size_t m_ins_vn;
 120       const size_t m_ins_vs;
 121       const size_t m_ins_vm;
 122     };
 123
 124     PB_DS_CLASS_T_DEC
 125     PB_DS_CLASS_C_DEC::
 126     insert_test(It ins_b, size_t ins_vn, size_t ins_vs, size_t ins_vm) :
 127       m_ins_b(ins_b),
 128       m_ins_vn(ins_vn),
 129       m_ins_vs(ins_vs),
 130       m_ins_vm(ins_vm)
 131     { }
 132
 133     PB_DS_CLASS_T_DEC
 134     template<typename Cntnr>
 135     void
 136     PB_DS_CLASS_C_DEC::
 137     operator()(pb_ds::detail::type_to_type<Cntnr>)
 138     {
 139       xml_result_set_performance_formatter res_set_fmt(
 140                                                        string_form<Cntnr>::name(),
 141                                                        string_form<Cntnr>::desc());
 142
 143       for (size_t size_i = 0; m_ins_vn + size_i*  m_ins_vs < m_ins_vm; ++size_i)
 144         {
 145           const size_t v = m_ins_vn + size_i*  m_ins_vs;
 146
 147           It ins_it_b = m_ins_b;
 148           It ins_it_e = m_ins_b;
 149           std::advance(ins_it_e, v);
 150
 151           pb_ds::test::detail::insert_insert_functor<It, Cntnr>
 152             fn(ins_it_b, ins_it_e);
 153
 154           const double res =
 155             pb_ds::test::detail::timing_test_base::operator()(fn);
 156
 157           res_set_fmt.add_res(v, res / v);
 158         }
 159     }
 160
 161     PB_DS_CLASS_T_DEC
 162     template<typename Cntnr>
 163     void
 164     PB_DS_CLASS_C_DEC::
 165     insert(pb_ds::detail::type_to_type<Cntnr>, It ins_it_b, It ins_it_e)
 166     {
 167       Cntnr cntnr;
 168
 169       for (It ins_it = ins_it_b; ins_it != ins_it_e; ++ins_it)
 170         cntnr.insert((typename Cntnr::const_reference)(*ins_it));
 171     }
 172
 173 #undef PB_DS_CLASS_T_DEC
 174
 175 #undef PB_DS_CLASS_C_DEC
 176
 177   } // namespace test
 178
 179 } // namespace pb_ds
 180
 181 #endif // #ifndef PB_DS_INSERT_TEST_HPP
 182