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