Home | History | Annotate | Download | only in actions
      1 
      2 // This program is free software; you can redistribute it and/or
      3 // modify it under the terms of the GNU General Public License
      4 // as published by the Free Software Foundation; either version 2
      5 // of the License, or (at your option) any later version.
      6 //
      7 // This program is distributed in the hope that it will be useful,
      8 // but WITHOUT ANY WARRANTY; without even the implied warranty of
      9 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     10 // GNU General Public License for more details.
     11 // You should have received a copy of the GNU General Public License
     12 // along with this program; if not, write to the Free Software
     13 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
     14 //
     15 #ifndef ACTION_GER
     16 #define ACTION_GER
     17 #include "utilities.h"
     18 #include "STL_interface.hh"
     19 #include <string>
     20 #include "init/init_function.hh"
     21 #include "init/init_vector.hh"
     22 #include "init/init_matrix.hh"
     23 
     24 using namespace std;
     25 
     26 template<class Interface>
     27 class Action_ger {
     28 
     29 public :
     30 
     31   // Ctor
     32   BTL_DONT_INLINE Action_ger( int size ):_size(size)
     33   {
     34     MESSAGE("Action_ger Ctor");
     35 
     36     // STL matrix and vector initialization
     37     typename Interface::stl_matrix tmp;
     38     init_matrix<pseudo_random>(A_stl,_size);
     39     init_vector<pseudo_random>(B_stl,_size);
     40     init_vector<pseudo_random>(X_stl,_size);
     41     init_vector<null_function>(resu_stl,_size);
     42 
     43     // generic matrix and vector initialization
     44     Interface::matrix_from_stl(A_ref,A_stl);
     45     Interface::matrix_from_stl(A,A_stl);
     46     Interface::vector_from_stl(B_ref,B_stl);
     47     Interface::vector_from_stl(B,B_stl);
     48     Interface::vector_from_stl(X_ref,X_stl);
     49     Interface::vector_from_stl(X,X_stl);
     50   }
     51 
     52   // invalidate copy ctor
     53   Action_ger( const  Action_ger & )
     54   {
     55     INFOS("illegal call to Action_ger Copy Ctor");
     56     exit(1);
     57   }
     58 
     59   // Dtor
     60   BTL_DONT_INLINE ~Action_ger( void ){
     61     MESSAGE("Action_ger Dtor");
     62     Interface::free_matrix(A,_size);
     63     Interface::free_vector(B);
     64     Interface::free_vector(X);
     65     Interface::free_matrix(A_ref,_size);
     66     Interface::free_vector(B_ref);
     67     Interface::free_vector(X_ref);
     68 
     69   }
     70 
     71   // action name
     72   static inline std::string name( void )
     73   {
     74     return "ger_" + Interface::name();
     75   }
     76 
     77   double nb_op_base( void ){
     78     return 2.0*_size*_size;
     79   }
     80 
     81   BTL_DONT_INLINE  void initialize( void ){
     82     Interface::copy_matrix(A_ref,A,_size);
     83     Interface::copy_vector(B_ref,B,_size);
     84     Interface::copy_vector(X_ref,X,_size);
     85   }
     86 
     87   BTL_DONT_INLINE void calculate( void ) {
     88     BTL_ASM_COMMENT("#begin ger");
     89     Interface::ger(A,B,X,_size);
     90     BTL_ASM_COMMENT("end ger");
     91   }
     92 
     93   BTL_DONT_INLINE void check_result( void ){
     94     // calculation check
     95     Interface::vector_to_stl(X,resu_stl);
     96 
     97     STL_interface<typename Interface::real_type>::ger(A_stl,B_stl,X_stl,_size);
     98 
     99     typename Interface::real_type error=
    100       STL_interface<typename Interface::real_type>::norm_diff(X_stl,resu_stl);
    101 
    102     if (error>1.e-3){
    103       INFOS("WRONG CALCULATION...residual=" << error);
    104 //       exit(0);
    105     }
    106 
    107   }
    108 
    109 private :
    110 
    111   typename Interface::stl_matrix A_stl;
    112   typename Interface::stl_vector B_stl;
    113   typename Interface::stl_vector X_stl;
    114   typename Interface::stl_vector resu_stl;
    115 
    116   typename Interface::gene_matrix A_ref;
    117   typename Interface::gene_vector B_ref;
    118   typename Interface::gene_vector X_ref;
    119 
    120   typename Interface::gene_matrix A;
    121   typename Interface::gene_vector B;
    122   typename Interface::gene_vector X;
    123 
    124   int _size;
    125 };
    126 
    127 
    128 #endif
    129