| //===================================================== |
| // File : action_matrix_matrix_product_bis.hh |
| // Author : L. Plagne <laurent.plagne@edf.fr)> |
| // Copyright (C) EDF R&D, lun sep 30 14:23:19 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 ACTION_MATRIX_MATRIX_PRODUCT_BIS |
| #define ACTION_MATRIX_MATRIX_PRODUCT_BIS |
| #include "utilities.h" |
| #include "STL_interface.hh" |
| #include "STL_timer.hh" |
| #include <string> |
| #include "init_function.hh" |
| #include "init_vector.hh" |
| #include "init_matrix.hh" |
| |
| using namespace std; |
| |
| template<class Interface> |
| class Action_matrix_matrix_product_bis { |
| |
| public : |
| |
| static inline std::string name( void ) |
| { |
| return "matrix_matrix_"+Interface::name(); |
| } |
| |
| static double nb_op_base(int size){ |
| return 2.0*size*size*size; |
| } |
| |
| static double calculate( int nb_calc, int size ) { |
| |
| // STL matrix and vector initialization |
| |
| typename Interface::stl_matrix A_stl; |
| typename Interface::stl_matrix B_stl; |
| typename Interface::stl_matrix X_stl; |
| |
| init_matrix<pseudo_random>(A_stl,size); |
| init_matrix<pseudo_random>(B_stl,size); |
| init_matrix<null_function>(X_stl,size); |
| |
| // generic matrix and vector initialization |
| |
| typename Interface::gene_matrix A_ref; |
| typename Interface::gene_matrix B_ref; |
| typename Interface::gene_matrix X_ref; |
| |
| typename Interface::gene_matrix A; |
| typename Interface::gene_matrix B; |
| typename Interface::gene_matrix X; |
| |
| |
| Interface::matrix_from_stl(A_ref,A_stl); |
| Interface::matrix_from_stl(B_ref,B_stl); |
| Interface::matrix_from_stl(X_ref,X_stl); |
| |
| Interface::matrix_from_stl(A,A_stl); |
| Interface::matrix_from_stl(B,B_stl); |
| Interface::matrix_from_stl(X,X_stl); |
| |
| |
| // STL_timer utilities |
| |
| STL_timer chronos; |
| |
| // Baseline evaluation |
| |
| chronos.start_baseline(nb_calc); |
| |
| do { |
| |
| Interface::copy_matrix(A_ref,A,size); |
| Interface::copy_matrix(B_ref,B,size); |
| Interface::copy_matrix(X_ref,X,size); |
| |
| |
| // Interface::matrix_matrix_product(A,B,X,size); This line must be commented !!!! |
| } |
| while(chronos.check()); |
| |
| chronos.report(true); |
| |
| // Time measurement |
| |
| chronos.start(nb_calc); |
| |
| do { |
| |
| Interface::copy_matrix(A_ref,A,size); |
| Interface::copy_matrix(B_ref,B,size); |
| Interface::copy_matrix(X_ref,X,size); |
| |
| Interface::matrix_matrix_product(A,B,X,size); // here it is not commented !!!! |
| } |
| while(chronos.check()); |
| |
| chronos.report(true); |
| |
| double time=chronos.calculated_time/2000.0; |
| |
| // calculation check |
| |
| typename Interface::stl_matrix resu_stl(size); |
| |
| Interface::matrix_to_stl(X,resu_stl); |
| |
| STL_interface<typename Interface::real_type>::matrix_matrix_product(A_stl,B_stl,X_stl,size); |
| |
| typename Interface::real_type error= |
| STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl); |
| |
| if (error>1.e-6){ |
| INFOS("WRONG CALCULATION...residual=" << error); |
| exit(1); |
| } |
| |
| // deallocation and return time |
| |
| Interface::free_matrix(A,size); |
| Interface::free_matrix(B,size); |
| Interface::free_matrix(X,size); |
| |
| Interface::free_matrix(A_ref,size); |
| Interface::free_matrix(B_ref,size); |
| Interface::free_matrix(X_ref,size); |
| |
| return time; |
| } |
| |
| }; |
| |
| |
| #endif |
| |
| |
| |