sim/sim_object.cc

   1 /*
   2  * Copyright (c) 2003 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
  29 #include <assert.h>
  30
  31 #include "base/callback.hh"
  32 #include "base/inifile.hh"
  33 #include "base/misc.hh"
  34 #include "base/trace.hh"
  35 #include "sim/configfile.hh"
  36 #include "sim/host.hh"
  37 #include "sim/sim_object.hh"
  38 #include "sim/sim_stats.hh"
  39
  40 using namespace std;
  41
  42
  43 ////////////////////////////////////////////////////////////////////////
  44 //
  45 // SimObject member definitions
  46 //
  47 ////////////////////////////////////////////////////////////////////////
  48
  49 //
  50 // static list of all SimObjects, used for initialization etc.
  51 //
  52 SimObject::SimObjectList SimObject::simObjectList;
  53
  54 //
  55 // SimObject constructor: used to maintain static simObjectList
  56 //
  57 SimObject::SimObject(const string &_name)
  58     : objName(_name)
  59 {
  60     simObjectList.push_back(this);
  61 }
  62
  63 //
  64 // no default statistics, so nothing to do in base implementation
  65 //
  66 void
  67 SimObject::regStats()
  68 {
  69 }
  70
  71 void
  72 SimObject::regFormulas()
  73 {
  74 }
  75
  76 namespace {
  77     class __SimObjectResetCB : public Callback
  78     {
  79       public:
  80         __SimObjectResetCB() { Statistics::RegResetCallback(this); }
  81         virtual void process() { SimObject::resetAllStats(); }
  82     };
  83     __SimObjectResetCB __theSimObjectResetCB;
  84 }
  85
  86 void
  87 SimObject::resetStats()
  88 {
  89 }
  90
  91 //
  92 // no default extra output
  93 //
  94 void
  95 SimObject::printExtraOutput(ostream &os)
  96 {
  97 }
  98
  99 //
 100 // static function:
 101 //   call regStats() on all SimObjects and then regFormulas() on all
 102 //   SimObjects.
 103 //
 104 void
 105 SimObject::regAllStats()
 106 {
 107     SimObjectList::iterator i;
 108     SimObjectList::iterator end = simObjectList.end();
 109
 110     /**
 111      * @todo change cprintfs to DPRINTFs
 112      */
 113     for (i = simObjectList.begin(); i != end; ++i) {
 114 #ifdef STAT_DEBUG
 115         cprintf("registering stats for %s\n", (*i)->name());
 116 #endif
 117         (*i)->regStats();
 118     }
 119
 120     for (i = simObjectList.begin(); i != end; ++i) {
 121 #ifdef STAT_DEBUG
 122         cprintf("registering formulas for %s\n", (*i)->name());
 123 #endif
 124         (*i)->regFormulas();
 125    }
 126 }
 127
 128 //
 129 // static function: call resetStats() on all SimObjects.
 130 //
 131 void
 132 SimObject::resetAllStats()
 133 {
 134     SimObjectList::iterator i = simObjectList.begin();
 135     SimObjectList::iterator end = simObjectList.end();
 136
 137     for (; i != end; ++i) {
 138         SimObject *obj = *i;
 139         obj->resetStats();
 140     }
 141 }
 142
 143 //
 144 // static function: call printExtraOutput() on all SimObjects.
 145 //
 146 void
 147 SimObject::printAllExtraOutput(ostream &os)
 148 {
 149     SimObjectList::iterator i = simObjectList.begin();
 150     SimObjectList::iterator end = simObjectList.end();
 151
 152     for (; i != end; ++i) {
 153         SimObject *obj = *i;
 154         obj->printExtraOutput(os);
 155    }
 156 }