diff options
Diffstat (limited to 'eigen/bench/btl/generic_bench/bench.hh')
-rw-r--r-- | eigen/bench/btl/generic_bench/bench.hh | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/eigen/bench/btl/generic_bench/bench.hh b/eigen/bench/btl/generic_bench/bench.hh deleted file mode 100644 index 7b7b951..0000000 --- a/eigen/bench/btl/generic_bench/bench.hh +++ /dev/null @@ -1,168 +0,0 @@ -//===================================================== -// File : bench.hh -// Author : L. Plagne <laurent.plagne@edf.fr)> -// Copyright (C) EDF R&D, lun sep 30 14:23:16 CEST 2002 -//===================================================== -// -// This program is free software; you can redistribute it and/or -// modify it under the terms of the GNU General Public License -// as published by the Free Software Foundation; either version 2 -// of the License, or (at your option) any later version. -// -// This program 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 General Public License for more details. -// You should have received a copy of the GNU General Public License -// along with this program; if not, write to the Free Software -// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -// -#ifndef BENCH_HH -#define BENCH_HH - -#include "btl.hh" -#include "bench_parameter.hh" -#include <iostream> -#include "utilities.h" -#include "size_lin_log.hh" -#include "xy_file.hh" -#include <vector> -#include <string> -#include "timers/portable_perf_analyzer.hh" -// #include "timers/mixed_perf_analyzer.hh" -// #include "timers/x86_perf_analyzer.hh" -// #include "timers/STL_perf_analyzer.hh" -#ifdef HAVE_MKL -extern "C" void cblas_saxpy(const int, const float, const float*, const int, float *, const int); -#endif -using namespace std; - -template <template<class> class Perf_Analyzer, class Action> -BTL_DONT_INLINE void bench( int size_min, int size_max, int nb_point ) -{ - if (BtlConfig::skipAction(Action::name())) - return; - - string filename="bench_"+Action::name()+".dat"; - - INFOS("starting " <<filename); - - // utilities - - std::vector<double> tab_mflops(nb_point); - std::vector<int> tab_sizes(nb_point); - - // matrices and vector size calculations - size_lin_log(nb_point,size_min,size_max,tab_sizes); - - std::vector<int> oldSizes; - std::vector<double> oldFlops; - bool hasOldResults = read_xy_file(filename, oldSizes, oldFlops, true); - int oldi = oldSizes.size() - 1; - - // loop on matrix size - Perf_Analyzer<Action> perf_action; - for (int i=nb_point-1;i>=0;i--) - { - //INFOS("size=" <<tab_sizes[i]<<" ("<<nb_point-i<<"/"<<nb_point<<")"); - std::cout << " " << "size = " << tab_sizes[i] << " " << std::flush; - - BTL_DISABLE_SSE_EXCEPTIONS(); - #ifdef HAVE_MKL - { - float dummy; - cblas_saxpy(1,0,&dummy,1,&dummy,1); - } - #endif - - tab_mflops[i] = perf_action.eval_mflops(tab_sizes[i]); - std::cout << tab_mflops[i]; - - if (hasOldResults) - { - while (oldi>=0 && oldSizes[oldi]>tab_sizes[i]) - --oldi; - if (oldi>=0 && oldSizes[oldi]==tab_sizes[i]) - { - if (oldFlops[oldi]<tab_mflops[i]) - std::cout << "\t > "; - else - std::cout << "\t < "; - std::cout << oldFlops[oldi]; - } - --oldi; - } - std::cout << " MFlops (" << nb_point-i << "/" << nb_point << ")" << std::endl; - } - - if (!BtlConfig::Instance.overwriteResults) - { - if (hasOldResults) - { - // merge the two data - std::vector<int> newSizes; - std::vector<double> newFlops; - unsigned int i=0; - unsigned int j=0; - while (i<tab_sizes.size() && j<oldSizes.size()) - { - if (tab_sizes[i] == oldSizes[j]) - { - newSizes.push_back(tab_sizes[i]); - newFlops.push_back(std::max(tab_mflops[i], oldFlops[j])); - ++i; - ++j; - } - else if (tab_sizes[i] < oldSizes[j]) - { - newSizes.push_back(tab_sizes[i]); - newFlops.push_back(tab_mflops[i]); - ++i; - } - else - { - newSizes.push_back(oldSizes[j]); - newFlops.push_back(oldFlops[j]); - ++j; - } - } - while (i<tab_sizes.size()) - { - newSizes.push_back(tab_sizes[i]); - newFlops.push_back(tab_mflops[i]); - ++i; - } - while (j<oldSizes.size()) - { - newSizes.push_back(oldSizes[j]); - newFlops.push_back(oldFlops[j]); - ++j; - } - tab_mflops = newFlops; - tab_sizes = newSizes; - } - } - - // dump the result in a file : - dump_xy_file(tab_sizes,tab_mflops,filename); - -} - -// default Perf Analyzer - -template <class Action> -BTL_DONT_INLINE void bench( int size_min, int size_max, int nb_point ){ - - // if the rdtsc is not available : - bench<Portable_Perf_Analyzer,Action>(size_min,size_max,nb_point); - // if the rdtsc is available : -// bench<Mixed_Perf_Analyzer,Action>(size_min,size_max,nb_point); - - - // Only for small problem size. Otherwize it will be too long -// bench<X86_Perf_Analyzer,Action>(size_min,size_max,nb_point); -// bench<STL_Perf_Analyzer,Action>(size_min,size_max,nb_point); - -} - -#endif |