1//===================================================== 2// File : action_symv.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_SYMV 21#define ACTION_SYMV 22#include "utilities.h" 23#include "STL_interface.hh" 24#include <string> 25#include "init/init_function.hh" 26#include "init/init_vector.hh" 27#include "init/init_matrix.hh" 28 29using namespace std; 30 31template<class Interface> 32class Action_symv { 33 34public : 35 36 // Ctor 37 38 BTL_DONT_INLINE Action_symv( int size ):_size(size) 39 { 40 MESSAGE("Action_symv Ctor"); 41 42 // STL matrix and vector initialization 43 init_matrix_symm<pseudo_random>(A_stl,_size); 44 init_vector<pseudo_random>(B_stl,_size); 45 init_vector<null_function>(X_stl,_size); 46 init_vector<null_function>(resu_stl,_size); 47 48 // generic matrix and vector initialization 49 Interface::matrix_from_stl(A_ref,A_stl); 50 Interface::matrix_from_stl(A,A_stl); 51 Interface::vector_from_stl(B_ref,B_stl); 52 Interface::vector_from_stl(B,B_stl); 53 Interface::vector_from_stl(X_ref,X_stl); 54 Interface::vector_from_stl(X,X_stl); 55 56 } 57 58 // invalidate copy ctor 59 60 Action_symv( const Action_symv & ) 61 { 62 INFOS("illegal call to Action_symv Copy Ctor"); 63 exit(1); 64 } 65 66 // Dtor 67 BTL_DONT_INLINE ~Action_symv( void ){ 68 Interface::free_matrix(A,_size); 69 Interface::free_vector(B); 70 Interface::free_vector(X); 71 Interface::free_matrix(A_ref,_size); 72 Interface::free_vector(B_ref); 73 Interface::free_vector(X_ref); 74 } 75 76 // action name 77 78 static inline std::string name( void ) 79 { 80 return "symv_" + Interface::name(); 81 } 82 83 double nb_op_base( void ){ 84 return 2.0*_size*_size; 85 } 86 87 BTL_DONT_INLINE void initialize( void ){ 88 89 Interface::copy_matrix(A_ref,A,_size); 90 Interface::copy_vector(B_ref,B,_size); 91 Interface::copy_vector(X_ref,X,_size); 92 93 } 94 95 BTL_DONT_INLINE void calculate( void ) { 96 BTL_ASM_COMMENT("#begin symv"); 97 Interface::symv(A,B,X,_size); 98 BTL_ASM_COMMENT("end symv"); 99 } 100 101 BTL_DONT_INLINE void check_result( void ){ 102 if (_size>128) return; 103 // calculation check 104 Interface::vector_to_stl(X,resu_stl); 105 106 STL_interface<typename Interface::real_type>::symv(A_stl,B_stl,X_stl,_size); 107 108 typename Interface::real_type error= 109 STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl); 110 111 if (error>1.e-5){ 112 INFOS("WRONG CALCULATION...residual=" << error); 113 exit(0); 114 } 115 116 } 117 118private : 119 120 typename Interface::stl_matrix A_stl; 121 typename Interface::stl_vector B_stl; 122 typename Interface::stl_vector X_stl; 123 typename Interface::stl_vector resu_stl; 124 125 typename Interface::gene_matrix A_ref; 126 typename Interface::gene_vector B_ref; 127 typename Interface::gene_vector X_ref; 128 129 typename Interface::gene_matrix A; 130 typename Interface::gene_vector B; 131 typename Interface::gene_vector X; 132 133 134 int _size; 135 136}; 137 138 139#endif 140