[136] | 1 | //=====================================================
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| 2 | // File : action_matrix_matrix_product_bis.hh
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| 3 | // Author : L. Plagne <laurent.plagne@edf.fr)>
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| 4 | // Copyright (C) EDF R&D, lun sep 30 14:23:19 CEST 2002
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| 5 | //=====================================================
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| 6 | //
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| 7 | // This program is free software; you can redistribute it and/or
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| 8 | // modify it under the terms of the GNU General Public License
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| 9 | // as published by the Free Software Foundation; either version 2
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| 10 | // of the License, or (at your option) any later version.
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| 11 | //
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| 12 | // This program is distributed in the hope that it will be useful,
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| 13 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | // GNU General Public License for more details.
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| 16 | // You should have received a copy of the GNU General Public License
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| 17 | // along with this program; if not, write to the Free Software
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| 18 | // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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| 19 | //
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| 20 | #ifndef ACTION_MATRIX_MATRIX_PRODUCT_BIS
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| 21 | #define ACTION_MATRIX_MATRIX_PRODUCT_BIS
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| 22 | #include "utilities.h"
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| 23 | #include "STL_interface.hh"
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| 24 | #include "STL_timer.hh"
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| 25 | #include <string>
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| 26 | #include "init_function.hh"
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| 27 | #include "init_vector.hh"
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| 28 | #include "init_matrix.hh"
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| 29 |
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| 30 | using namespace std;
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| 31 |
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| 32 | template<class Interface>
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| 33 | class Action_matrix_matrix_product_bis {
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| 34 |
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| 35 | public :
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| 36 |
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| 37 | static inline std::string name( void )
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| 38 | {
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| 39 | return "matrix_matrix_"+Interface::name();
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| 40 | }
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| 41 |
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| 42 | static double nb_op_base(int size){
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| 43 | return 2.0*size*size*size;
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| 44 | }
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| 45 |
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| 46 | static double calculate( int nb_calc, int size ) {
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| 47 |
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| 48 | // STL matrix and vector initialization
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| 49 |
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| 50 | typename Interface::stl_matrix A_stl;
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| 51 | typename Interface::stl_matrix B_stl;
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| 52 | typename Interface::stl_matrix X_stl;
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| 53 |
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| 54 | init_matrix<pseudo_random>(A_stl,size);
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| 55 | init_matrix<pseudo_random>(B_stl,size);
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| 56 | init_matrix<null_function>(X_stl,size);
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| 57 |
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| 58 | // generic matrix and vector initialization
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| 59 |
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| 60 | typename Interface::gene_matrix A_ref;
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| 61 | typename Interface::gene_matrix B_ref;
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| 62 | typename Interface::gene_matrix X_ref;
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| 63 |
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| 64 | typename Interface::gene_matrix A;
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| 65 | typename Interface::gene_matrix B;
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| 66 | typename Interface::gene_matrix X;
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| 67 |
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| 68 |
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| 69 | Interface::matrix_from_stl(A_ref,A_stl);
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| 70 | Interface::matrix_from_stl(B_ref,B_stl);
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| 71 | Interface::matrix_from_stl(X_ref,X_stl);
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| 72 |
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| 73 | Interface::matrix_from_stl(A,A_stl);
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| 74 | Interface::matrix_from_stl(B,B_stl);
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| 75 | Interface::matrix_from_stl(X,X_stl);
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| 76 |
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| 77 |
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| 78 | // STL_timer utilities
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| 79 |
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| 80 | STL_timer chronos;
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| 81 |
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| 82 | // Baseline evaluation
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| 83 |
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| 84 | chronos.start_baseline(nb_calc);
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| 85 |
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| 86 | do {
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| 87 |
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| 88 | Interface::copy_matrix(A_ref,A,size);
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| 89 | Interface::copy_matrix(B_ref,B,size);
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| 90 | Interface::copy_matrix(X_ref,X,size);
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| 91 |
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| 92 |
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| 93 | // Interface::matrix_matrix_product(A,B,X,size); This line must be commented !!!!
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| 94 | }
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| 95 | while(chronos.check());
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| 96 |
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| 97 | chronos.report(true);
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| 98 |
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| 99 | // Time measurement
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| 100 |
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| 101 | chronos.start(nb_calc);
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| 102 |
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| 103 | do {
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| 104 |
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| 105 | Interface::copy_matrix(A_ref,A,size);
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| 106 | Interface::copy_matrix(B_ref,B,size);
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| 107 | Interface::copy_matrix(X_ref,X,size);
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| 108 |
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| 109 | Interface::matrix_matrix_product(A,B,X,size); // here it is not commented !!!!
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| 110 | }
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| 111 | while(chronos.check());
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| 112 |
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| 113 | chronos.report(true);
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| 114 |
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| 115 | double time=chronos.calculated_time/2000.0;
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| 116 |
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| 117 | // calculation check
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| 118 |
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| 119 | typename Interface::stl_matrix resu_stl(size);
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| 120 |
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| 121 | Interface::matrix_to_stl(X,resu_stl);
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| 122 |
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| 123 | STL_interface<typename Interface::real_type>::matrix_matrix_product(A_stl,B_stl,X_stl,size);
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| 124 |
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| 125 | typename Interface::real_type error=
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| 126 | STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
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| 127 |
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| 128 | if (error>1.e-6){
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| 129 | INFOS("WRONG CALCULATION...residual=" << error);
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| 130 | exit(1);
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| 131 | }
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| 132 |
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| 133 | // deallocation and return time
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| 134 |
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| 135 | Interface::free_matrix(A,size);
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| 136 | Interface::free_matrix(B,size);
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| 137 | Interface::free_matrix(X,size);
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| 138 |
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| 139 | Interface::free_matrix(A_ref,size);
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| 140 | Interface::free_matrix(B_ref,size);
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| 141 | Interface::free_matrix(X_ref,size);
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| 142 |
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| 143 | return time;
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| 144 | }
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| 145 |
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| 146 | };
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| 147 |
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| 148 |
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| 149 | #endif
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| 150 |
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| 151 |
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| 152 |
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