1 //===================================================== 2 // File : intel_bench_fixed_size.hh 3 // Author : L. Plagne <laurent.plagne (at) edf.fr)> 4 // Copyright (C) EDF R&D, mar dc 3 18:59:37 CET 2002 5 //===================================================== 6 // 7 // This program is free software; you can redistribute it and/or 8 // modify it under the terms of the GNU General Public License 9 // as published by the Free Software Foundation; either version 2 10 // of the License, or (at your option) any later version. 11 // 12 // This program is distributed in the hope that it will be useful, 13 // but WITHOUT ANY WARRANTY; without even the implied warranty of 14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 // GNU General Public License for more details. 16 // You should have received a copy of the GNU General Public License 17 // along with this program; if not, write to the Free Software 18 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 19 // 20 #ifndef _BENCH_FIXED_SIZE_HH_ 21 #define _BENCH_FIXED_SIZE_HH_ 22 23 #include "utilities.h" 24 #include "function_time.hh" 25 26 template <class Action> 27 double bench_fixed_size(int size, unsigned long long & nb_calc,unsigned long long & nb_init) 28 { 29 30 Action action(size); 31 32 double time_baseline=time_init(nb_init,action); 33 34 while (time_baseline < MIN_TIME) { 35 36 //INFOS("nb_init="<<nb_init); 37 //INFOS("time_baseline="<<time_baseline); 38 nb_init*=2; 39 time_baseline=time_init(nb_init,action); 40 } 41 42 time_baseline=time_baseline/(double(nb_init)); 43 44 double time_action=time_calculate(nb_calc,action); 45 46 while (time_action < MIN_TIME) { 47 48 nb_calc*=2; 49 time_action=time_calculate(nb_calc,action); 50 } 51 52 INFOS("nb_init="<<nb_init); 53 INFOS("nb_calc="<<nb_calc); 54 55 56 time_action=time_action/(double(nb_calc)); 57 58 action.check_result(); 59 60 time_action=time_action-time_baseline; 61 62 return action.nb_op_base()/(time_action*1000000.0); 63 64 } 65 66 #endif 67