intel_bench_fixed_size.hh
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1 //=====================================================
2 // File : intel_bench_fixed_size.hh
3 // Author : L. Plagne <laurent.plagne@edf.fr)>
4 // Copyright (C) EDF R&D, mar déc 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 
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
MIN_TIME
#define MIN_TIME
Definition: bench_parameter.hh:26
size
Scalar Scalar int size
Definition: benchVecAdd.cpp:17
gtsam.examples.DogLegOptimizerExample.action
action
Definition: DogLegOptimizerExample.py:115
Eigen::Action
Action
Definition: Constants.h:504
INFOS
#define INFOS(chain)
Definition: 3rdparty/Eigen/bench/btl/generic_bench/utils/utilities.h:22
bench_fixed_size
double bench_fixed_size(int size, unsigned long long &nb_calc, unsigned long long &nb_init)
Definition: intel_bench_fixed_size.hh:27


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