gtsam
3rdparty
Eigen
bench
btl
generic_bench
timers
STL_perf_analyzer.hh
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//=====================================================
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// File : STL_perf_analyzer.hh
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// Author : L. Plagne <laurent.plagne@edf.fr)>
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// Copyright (C) EDF R&D, mar déc 3 18:59:35 CET 2002
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//=====================================================
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License
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// as published by the Free Software Foundation; either version 2
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// of the License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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//
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#ifndef _STL_PERF_ANALYSER_HH
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#define _STL_PERF_ANALYSER_HH
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#include "
STL_timer.hh
"
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#include "
bench_parameter.hh
"
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template
<
class
ACTION>
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class
STL_Perf_Analyzer
{
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public
:
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STL_Perf_Analyzer
(
unsigned
long
long
nb_sample=
DEFAULT_NB_SAMPLE
):
_nb_sample
(nb_sample),
_chronos
()
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{
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MESSAGE
(
"STL_Perf_Analyzer Ctor"
);
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};
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STL_Perf_Analyzer
(
const
STL_Perf_Analyzer
& ){
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INFOS
(
"Copy Ctor not implemented"
);
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exit(0);
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};
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~STL_Perf_Analyzer
(
void
){
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MESSAGE
(
"STL_Perf_Analyzer Dtor"
);
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};
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inline
double
eval_mflops
(
int
size
)
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{
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ACTION
action
(
size
);
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_chronos
.
start_baseline
(
_nb_sample
);
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do
{
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action
.initialize();
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}
while
(
_chronos
.
check
());
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double
baseline_time=
_chronos
.
get_time
();
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_chronos
.
start
(
_nb_sample
);
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do
{
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action
.initialize();
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action
.calculate();
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}
while
(
_chronos
.
check
());
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double
calculate_time=
_chronos
.
get_time
();
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double
corrected_time=calculate_time-baseline_time;
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// cout << size <<" "<<baseline_time<<" "<<calculate_time<<" "<<corrected_time<<" "<<action.nb_op_base() << endl;
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return
action
.nb_op_base()/(corrected_time*1000000.0);
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//return action.nb_op_base()/(calculate_time*1000000.0);
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}
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private
:
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STL_Timer
_chronos
;
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unsigned
long
long
_nb_sample
;
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};
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#endif
STL_Perf_Analyzer::eval_mflops
double eval_mflops(int size)
Definition:
STL_perf_analyzer.hh:42
STL_Timer::check
bool check()
Definition:
STL_timer.hh:48
STL_Perf_Analyzer::_chronos
STL_Timer _chronos
Definition:
STL_perf_analyzer.hh:74
STL_Perf_Analyzer::_nb_sample
unsigned long long _nb_sample
Definition:
STL_perf_analyzer.hh:75
size
Scalar Scalar int size
Definition:
benchVecAdd.cpp:17
MESSAGE
#define MESSAGE(chain)
Definition:
3rdparty/Eigen/bench/btl/generic_bench/utils/utilities.h:76
gtsam.examples.DogLegOptimizerExample.action
action
Definition:
DogLegOptimizerExample.py:115
STL_Timer::start
void start(unsigned int r)
Definition:
STL_timer.hh:34
bench_parameter.hh
INFOS
#define INFOS(chain)
Definition:
3rdparty/Eigen/bench/btl/generic_bench/utils/utilities.h:22
STL_timer.hh
DEFAULT_NB_SAMPLE
#define DEFAULT_NB_SAMPLE
Definition:
bench_parameter.hh:48
STL_Timer::get_time
double get_time(void)
Definition:
STL_timer.hh:60
STL_Timer
Definition:
STL_timer.hh:30
STL_Perf_Analyzer
Definition:
STL_perf_analyzer.hh:27
STL_Perf_Analyzer::~STL_Perf_Analyzer
~STL_Perf_Analyzer(void)
Definition:
STL_perf_analyzer.hh:37
STL_Timer::start_baseline
void start_baseline(unsigned int r)
Definition:
STL_timer.hh:42
STL_Perf_Analyzer::STL_Perf_Analyzer
STL_Perf_Analyzer(unsigned long long nb_sample=DEFAULT_NB_SAMPLE)
Definition:
STL_perf_analyzer.hh:29
STL_Perf_Analyzer::STL_Perf_Analyzer
STL_Perf_Analyzer(const STL_Perf_Analyzer &)
Definition:
STL_perf_analyzer.hh:33
gtsam
Author(s):
autogenerated on Fri Nov 1 2024 03:36:25