1//=====================================================
2// File   :  intel_bench_fixed_size.hh
3// Author :  L. Plagne <laurent.plagne@edf.fr)>
4// Copyright (C) EDF R&D,  mar d�c 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
26template <class Action>
27double 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