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regtime.h

00001 // 00002 // regtime.h 00003 // 00004 // Copyright (C) 1996 Limit Point Systems, Inc. 00005 // 00006 // Author: Curtis Janssen <cljanss@limitpt.com> 00007 // Maintainer: LPS 00008 // 00009 // This file is part of the SC Toolkit. 00010 // 00011 // The SC Toolkit is free software; you can redistribute it and/or modify 00012 // it under the terms of the GNU Library General Public License as published by 00013 // the Free Software Foundation; either version 2, or (at your option) 00014 // any later version. 00015 // 00016 // The SC Toolkit is distributed in the hope that it will be useful, 00017 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00018 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00019 // GNU Library General Public License for more details. 00020 // 00021 // You should have received a copy of the GNU Library General Public License 00022 // along with the SC Toolkit; see the file COPYING.LIB. If not, write to 00023 // the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. 00024 // 00025 // The U.S. Government is granted a limited license as per AL 91-7. 00026 // 00027 00028 #ifdef __GNUC__ 00029 #pragma interface 00030 #endif 00031 00032 #ifndef _util_misc_regtime_h 00033 #define _util_misc_regtime_h 00034 00035 #include <iostream> 00036 #include <string> 00037 #include <util/class/class.h> 00038 00039 namespace sc { 00040 00041 class TimedRegion; 00042 00048 class RegionTimer: public DescribedClass { 00049 protected: 00050 int wall_time_; 00051 int cpu_time_; 00052 int flops_; 00053 00054 TimedRegion *top_; 00055 TimedRegion *current_; 00056 TimedRegion *default_; 00057 00058 public: 00059 RegionTimer(const char *topname = "total", 00060 int cpu_time = 0, int wall_time = 1); 00061 RegionTimer(const Ref<KeyVal> &); 00062 ~RegionTimer(); 00063 void enter(const char * = 0); 00064 void change(const char *newname, const char * oldname = 0); 00065 void exit(const char * = 0); 00066 void set_default(const char *); 00067 void unset_default(); 00068 void enter_default(); 00069 void exit_default(); 00070 virtual void print(std::ostream& = ExEnv::out0()) const; 00071 00072 void update_top() const; 00073 00074 int nregion() const; 00075 void get_region_names(const char *names[]) const; 00076 void get_wall_times(double *) const; 00077 void get_cpu_times(double *) const; 00078 void get_flops(double *) const; 00079 void get_depth(int *) const; 00080 00081 double get_wall_time() const; 00082 double get_cpu_time() const; 00083 double get_flops() const; 00084 00085 void add_wall_time(const char *, double); 00086 void add_cpu_time(const char *, double); 00087 void add_flops(const char *, double); 00088 00089 static RegionTimer *default_regiontimer(); 00090 static void set_default_regiontimer(const Ref<RegionTimer> &); 00091 }; 00092 00099 class Timer { 00100 Ref<RegionTimer> timer_; 00101 std::string name_; 00102 bool active_; 00103 public: 00107 Timer(const char *name); 00110 Timer(const Ref<RegionTimer> &, const char *name); 00112 ~Timer(); 00116 void reset(const char * = 0); 00117 }; 00118 00119 } 00120 00121 #endif 00122 00123 // Local Variables: 00124 // mode: c++ 00125 // c-file-style: "CLJ" 00126 // End:

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