Revision 19a064b61efe7699b51684ce3aae8cf5b7037aa8 authored by Clément Pernet on 11 February 2019, 16:54:03 UTC, committed by GitHub on 11 February 2019, 16:54:03 UTC
Unify code style
benchmark-inverse.C
/* Copyright (c) FFLAS-FFPACK
* Written by Clément Pernet <clement.pernet@imag.fr>
* ========LICENCE========
* This file is part of the library FFLAS-FFPACK.
*
* FFLAS-FFPACK is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
* ========LICENCE========
*/
#include "fflas-ffpack/fflas-ffpack-config.h"
#include <iostream>
#include <givaro/modular.h>
#include "fflas-ffpack/fflas-ffpack.h"
#include "fflas-ffpack/utils/timer.h"
#include "fflas-ffpack/utils/fflas_io.h"
#include "fflas-ffpack/utils/args-parser.h"
using namespace std;
int main(int argc, char** argv) {
size_t iter = 3;
int q = 131071;
size_t n = 2000;
std::string file = "";
Argument as[] = {
{ 'q', "-q Q", "Set the field characteristic (-1 for random).", TYPE_INT , &q },
{ 'n', "-n N", "Set the dimension of the matrix.", TYPE_INT , &n },
{ 'i', "-i R", "Set number of repetitions.", TYPE_INT , &iter },
{ 'f', "-f FILE", "Set the input file (empty for random).", TYPE_STR , &file },
END_OF_ARGUMENTS
};
FFLAS::parseArguments(argc,argv,as);
typedef Givaro::ModularBalanced<double> Field;
typedef Field::Element Element;
Field F(q);
Field::Element * A;
FFLAS::Timer chrono;
double time=0.0;
for (size_t i=0;i<=iter;++i){
if (!file.empty()){
FFLAS::ReadMatrix (file.c_str(),F,n,n,A);
}
else {
A = FFLAS::fflas_new<Element>(n*n);
Field::RandIter G(F);
for (size_t j=0; j<(size_t)n*n; ++j)
G.random(*(A+j));
}
int nullity=0;
chrono.clear();
if (i) chrono.start();
FFPACK::Invert (F, n, A, n, nullity);
if (i) chrono.stop();
time+=chrono.usertime();
FFLAS::fflas_delete( A);
}
// -----------
// Standard output for benchmark - Alexis Breust 2014/11/14
#define CUBE(x) ((x)*(x)*(x))
std::cout << "Time: " << time / double(iter)
<< " Gfops: " << 2. * CUBE(double(n)/1000.) / time * double(iter);
FFLAS::writeCommandString(std::cout, as) << std::endl;
return 0;
}
/* -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
// vim:sts=4:sw=4:ts=4:et:sr:cino=>s,f0,{0,g0,(0,\:0,t0,+0,=s
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