| //===================================================== |
| // File : action_symv.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_SYMV |
| #define ACTION_SYMV |
| #include "utilities.h" |
| #include "STL_interface.hh" |
| #include <string> |
| #include "init/init_function.hh" |
| #include "init/init_vector.hh" |
| #include "init/init_matrix.hh" |
| |
| using namespace std; |
| |
| template<class Interface> |
| class Action_symv { |
| |
| public : |
| |
| // Ctor |
| |
| BTL_DONT_INLINE Action_symv( int size ):_size(size) |
| { |
| MESSAGE("Action_symv Ctor"); |
| |
| // STL matrix and vector initialization |
| init_matrix_symm<pseudo_random>(A_stl,_size); |
| init_vector<pseudo_random>(B_stl,_size); |
| init_vector<null_function>(X_stl,_size); |
| init_vector<null_function>(resu_stl,_size); |
| |
| // generic matrix and vector initialization |
| Interface::matrix_from_stl(A_ref,A_stl); |
| Interface::matrix_from_stl(A,A_stl); |
| Interface::vector_from_stl(B_ref,B_stl); |
| Interface::vector_from_stl(B,B_stl); |
| Interface::vector_from_stl(X_ref,X_stl); |
| Interface::vector_from_stl(X,X_stl); |
| |
| } |
| |
| // invalidate copy ctor |
| |
| Action_symv( const Action_symv & ) |
| { |
| INFOS("illegal call to Action_symv Copy Ctor"); |
| exit(1); |
| } |
| |
| // Dtor |
| BTL_DONT_INLINE ~Action_symv( void ){ |
| Interface::free_matrix(A,_size); |
| Interface::free_vector(B); |
| Interface::free_vector(X); |
| Interface::free_matrix(A_ref,_size); |
| Interface::free_vector(B_ref); |
| Interface::free_vector(X_ref); |
| } |
| |
| // action name |
| |
| static inline std::string name( void ) |
| { |
| return "symv_" + Interface::name(); |
| } |
| |
| double nb_op_base( void ){ |
| return 2.0*_size*_size; |
| } |
| |
| BTL_DONT_INLINE void initialize( void ){ |
| |
| Interface::copy_matrix(A_ref,A,_size); |
| Interface::copy_vector(B_ref,B,_size); |
| Interface::copy_vector(X_ref,X,_size); |
| |
| } |
| |
| BTL_DONT_INLINE void calculate( void ) { |
| BTL_ASM_COMMENT("#begin symv"); |
| Interface::symv(A,B,X,_size); |
| BTL_ASM_COMMENT("end symv"); |
| } |
| |
| BTL_DONT_INLINE void check_result( void ){ |
| if (_size>128) return; |
| // calculation check |
| Interface::vector_to_stl(X,resu_stl); |
| |
| STL_interface<typename Interface::real_type>::symv(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-5){ |
| INFOS("WRONG CALCULATION...residual=" << error); |
| exit(0); |
| } |
| |
| } |
| |
| private : |
| |
| typename Interface::stl_matrix A_stl; |
| typename Interface::stl_vector B_stl; |
| typename Interface::stl_vector X_stl; |
| typename Interface::stl_vector resu_stl; |
| |
| typename Interface::gene_matrix A_ref; |
| typename Interface::gene_vector B_ref; |
| typename Interface::gene_vector X_ref; |
| |
| typename Interface::gene_matrix A; |
| typename Interface::gene_vector B; |
| typename Interface::gene_vector X; |
| |
| |
| int _size; |
| |
| }; |
| |
| |
| #endif |