diff options
Diffstat (limited to 'bench/btl/generic_bench/timers/portable_perf_analyzer.hh')
| -rw-r--r-- | bench/btl/generic_bench/timers/portable_perf_analyzer.hh | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/bench/btl/generic_bench/timers/portable_perf_analyzer.hh b/bench/btl/generic_bench/timers/portable_perf_analyzer.hh index d716154fd..d0fe95ce0 100644 --- a/bench/btl/generic_bench/timers/portable_perf_analyzer.hh +++ b/bench/btl/generic_bench/timers/portable_perf_analyzer.hh @@ -38,16 +38,16 @@ public: MESSAGE("Portable_Perf_Analyzer Dtor"); }; - - BTL_DONT_INLINE double eval_mflops(int size) { Action action(size); - - double time_action = time_calculate(action); + double time_action = 0; + action.initialize(); + time_action = time_calculate(action); while (time_action < MIN_TIME) { + //Action action(size); _nb_calc *= 2; action.initialize(); time_action = time_calculate(action); @@ -56,8 +56,10 @@ public: // optimize for (int i=1; i<NB_TRIES; ++i) { - action.initialize(); - time_action = std::min(time_action, time_calculate(action)); + Action _action(size); + std::cout << " " << _action.nb_op_base()*_nb_calc/(time_action*1e6) << " "; + _action.initialize(); + time_action = std::min(time_action, time_calculate(_action)); } time_action = time_action / (double(_nb_calc)); @@ -66,13 +68,13 @@ public: action.initialize(); action.calculate(); action.check_result(); - return action.nb_op_base()/(time_action*1000000.0); } BTL_DONT_INLINE double time_calculate(Action & action) { // time measurement + action.calculate(); _chronos.start(); for (int ii=0;ii<_nb_calc;ii++) { |