src/base/stats/statdb.hh

   1 /*
   2  * Copyright (c) 2004-2005 The Regents of The University of Michigan
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions are
   7  * met: redistributions of source code must retain the above copyright
   8  * notice, this list of conditions and the following disclaimer;
   9  * redistributions in binary form must reproduce the above copyright
  10  * notice, this list of conditions and the following disclaimer in the
  11  * documentation and/or other materials provided with the distribution;
  12  * neither the name of the copyright holders nor the names of its
  13  * contributors may be used to endorse or promote products derived from
  14  * this software without specific prior written permission.
  15  *
  16  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  17  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  18  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  19  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  20  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  21  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  22  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  26  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  *
  28  * Authors: Nathan Binkert
  29  */
  30
  31 #ifndef __BASE_STATS_STATDB_HH__
  32 #define __BASE_STATS_STATDB_HH__
  33
  34 #include <iosfwd>
  35 #include <list>
  36 #include <map>
  37 #include <string>
  38
  39 class Python;
  40
  41 namespace Stats {
  42
  43 class StatData;
  44
  45 namespace Database {
  46
  47 typedef std::map<void *, StatData *> stat_map_t;
  48 typedef std::list<StatData *> stat_list_t;
  49
  50 // We wrap the database in a struct to make sure it is built in time.
  51 struct TheDatabase
  52 {
  53     stat_map_t map;
  54     stat_list_t stats;
  55 };
  56
  57 TheDatabase &db();
  58 inline stat_map_t &map() { return db().map; }
  59 inline stat_list_t &stats() { return db().stats; }
  60
  61 StatData *find(void *stat);
  62 void regStat(void *stat, StatData *data);
  63 void regPrint(void *stat);
  64
  65 inline std::string name() { return "Statistics Database"; }
  66
  67 /* namespace Database */ }
  68 /* namespace Stats */ }
  69
  70 #endif // __BASE_STATS_STATDB_HH__