[136] | 1 | //=====================================================
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| 2 | // File : action_syr2.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_SYR2
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| 21 | #define ACTION_SYR2
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| 22 | #include "utilities.h"
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| 23 | #include "STL_interface.hh"
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| 24 | #include <string>
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| 25 | #include "init/init_function.hh"
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| 26 | #include "init/init_vector.hh"
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| 27 | #include "init/init_matrix.hh"
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| 28 |
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| 29 | using namespace std;
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| 30 |
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| 31 | template<class Interface>
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| 32 | class Action_syr2 {
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| 33 |
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| 34 | public :
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| 35 |
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| 36 | // Ctor
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| 37 |
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| 38 | BTL_DONT_INLINE Action_syr2( int size ):_size(size)
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| 39 | {
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| 40 | // STL matrix and vector initialization
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| 41 | typename Interface::stl_matrix tmp;
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| 42 | init_matrix<pseudo_random>(A_stl,_size);
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| 43 | init_vector<pseudo_random>(B_stl,_size);
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| 44 | init_vector<pseudo_random>(X_stl,_size);
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| 45 | init_vector<null_function>(resu_stl,_size);
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| 46 |
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| 47 | // generic matrix and vector initialization
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| 48 | Interface::matrix_from_stl(A_ref,A_stl);
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| 49 | Interface::matrix_from_stl(A,A_stl);
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| 50 | Interface::vector_from_stl(B_ref,B_stl);
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| 51 | Interface::vector_from_stl(B,B_stl);
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| 52 | Interface::vector_from_stl(X_ref,X_stl);
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| 53 | Interface::vector_from_stl(X,X_stl);
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| 54 | }
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| 55 |
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| 56 | // invalidate copy ctor
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| 57 | Action_syr2( const Action_syr2 & )
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| 58 | {
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| 59 | INFOS("illegal call to Action_syr2 Copy Ctor");
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| 60 | exit(1);
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| 61 | }
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| 62 |
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| 63 | // Dtor
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| 64 | BTL_DONT_INLINE ~Action_syr2( void ){
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| 65 | Interface::free_matrix(A,_size);
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| 66 | Interface::free_vector(B);
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| 67 | Interface::free_vector(X);
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| 68 | Interface::free_matrix(A_ref,_size);
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| 69 | Interface::free_vector(B_ref);
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| 70 | Interface::free_vector(X_ref);
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| 71 | }
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| 72 |
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| 73 | // action name
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| 74 |
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| 75 | static inline std::string name( void )
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| 76 | {
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| 77 | return "syr2_" + Interface::name();
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| 78 | }
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| 79 |
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| 80 | double nb_op_base( void ){
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| 81 | return 2.0*_size*_size;
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| 82 | }
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| 83 |
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| 84 | BTL_DONT_INLINE void initialize( void ){
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| 85 | Interface::copy_matrix(A_ref,A,_size);
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| 86 | Interface::copy_vector(B_ref,B,_size);
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| 87 | Interface::copy_vector(X_ref,X,_size);
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| 88 | }
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| 89 |
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| 90 | BTL_DONT_INLINE void calculate( void ) {
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| 91 | BTL_ASM_COMMENT("#begin syr2");
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| 92 | Interface::syr2(A,B,X,_size);
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| 93 | BTL_ASM_COMMENT("end syr2");
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| 94 | }
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| 95 |
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| 96 | BTL_DONT_INLINE void check_result( void ){
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| 97 | // calculation check
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| 98 | Interface::vector_to_stl(X,resu_stl);
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| 99 |
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| 100 | STL_interface<typename Interface::real_type>::syr2(A_stl,B_stl,X_stl,_size);
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| 101 |
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| 102 | typename Interface::real_type error=
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| 103 | STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
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| 104 |
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| 105 | if (error>1.e-3){
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| 106 | INFOS("WRONG CALCULATION...residual=" << error);
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| 107 | // exit(0);
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| 108 | }
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| 109 |
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| 110 | }
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| 111 |
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| 112 | private :
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| 113 |
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| 114 | typename Interface::stl_matrix A_stl;
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| 115 | typename Interface::stl_vector B_stl;
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| 116 | typename Interface::stl_vector X_stl;
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| 117 | typename Interface::stl_vector resu_stl;
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| 118 |
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| 119 | typename Interface::gene_matrix A_ref;
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| 120 | typename Interface::gene_vector B_ref;
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| 121 | typename Interface::gene_vector X_ref;
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| 122 |
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| 123 | typename Interface::gene_matrix A;
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| 124 | typename Interface::gene_vector B;
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| 125 | typename Interface::gene_vector X;
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| 126 |
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| 127 |
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| 128 | int _size;
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| 129 |
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| 130 | };
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| 131 |
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| 132 |
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| 133 | #endif
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