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      1 //=====================================================
      2 // File   :  mixed_perf_analyzer.hh
      3 // Author :  L. Plagne <laurent.plagne (at) edf.fr)>
      4 // Copyright (C) EDF R&D,  mar dc 3 18:59:36 CET 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 _MIXED_PERF_ANALYSER_HH
     21 #define _MIXED_PERF_ANALYSER_HH
     22 
     23 #include "x86_perf_analyzer.hh"
     24 #include "portable_perf_analyzer.hh"
     25 
     26 // choose portable perf analyzer for long calculations and x86 analyser for short ones
     27 
     28 
     29 template<class Action>
     30 class Mixed_Perf_Analyzer{
     31 
     32 public:
     33   Mixed_Perf_Analyzer( void ):_x86pa(),_ppa(),_use_ppa(true)
     34   {
     35     MESSAGE("Mixed_Perf_Analyzer Ctor");
     36   };
     37   Mixed_Perf_Analyzer( const Mixed_Perf_Analyzer & ){
     38     INFOS("Copy Ctor not implemented");
     39     exit(0);
     40   };
     41   ~Mixed_Perf_Analyzer( void ){
     42     MESSAGE("Mixed_Perf_Analyzer Dtor");
     43   };
     44 
     45 
     46   inline double eval_mflops(int size)
     47   {
     48 
     49     double result=0.0;
     50     if (_use_ppa){
     51       result=_ppa.eval_mflops(size);
     52       if (_ppa.get_nb_calc()>DEFAULT_NB_SAMPLE){_use_ppa=false;}
     53     }
     54     else{
     55       result=_x86pa.eval_mflops(size);
     56     }
     57 
     58     return result;
     59   }
     60 
     61 private:
     62 
     63   Portable_Perf_Analyzer<Action> _ppa;
     64   X86_Perf_Analyzer<Action> _x86pa;
     65   bool _use_ppa;
     66 
     67 };
     68 
     69 #endif
     70 
     71 
     72 
     73 
     74