sim_object.cc revision 9342:6fec8f26e56d
1/* 2 * Copyright (c) 2001-2005 The Regents of The University of Michigan 3 * Copyright (c) 2010 Advanced Micro Devices, Inc. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions are 8 * met: redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer; 10 * redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution; 13 * neither the name of the copyright holders nor the names of its 14 * contributors may be used to endorse or promote products derived from 15 * this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 18 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 19 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 20 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 21 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 22 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 23 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * 29 * Authors: Steve Reinhardt 30 * Nathan Binkert 31 */ 32 33#include <cassert> 34 35#include "base/callback.hh" 36#include "base/inifile.hh" 37#include "base/match.hh" 38#include "base/misc.hh" 39#include "base/trace.hh" 40#include "base/types.hh" 41#include "debug/Checkpoint.hh" 42#include "sim/sim_object.hh" 43#include "sim/stats.hh" 44 45using namespace std; 46 47 48//////////////////////////////////////////////////////////////////////// 49// 50// SimObject member definitions 51// 52//////////////////////////////////////////////////////////////////////// 53 54// 55// static list of all SimObjects, used for initialization etc. 56// 57SimObject::SimObjectList SimObject::simObjectList; 58 59// 60// SimObject constructor: used to maintain static simObjectList 61// 62SimObject::SimObject(const Params *p) 63 : EventManager(p->eventq), _params(p) 64{ 65#ifdef DEBUG 66 doDebugBreak = false; 67#endif 68 69 simObjectList.push_back(this); 70} 71 72void 73SimObject::init() 74{ 75} 76 77void 78SimObject::loadState(Checkpoint *cp) 79{ 80 if (cp->sectionExists(name())) { 81 DPRINTF(Checkpoint, "unserializing\n"); 82 unserialize(cp, name()); 83 } else { 84 DPRINTF(Checkpoint, "no checkpoint section found\n"); 85 } 86} 87 88void 89SimObject::initState() 90{ 91} 92 93void 94SimObject::startup() 95{ 96} 97 98// 99// no default statistics, so nothing to do in base implementation 100// 101void 102SimObject::regStats() 103{ 104} 105 106void 107SimObject::resetStats() 108{ 109} 110 111// 112// static function: serialize all SimObjects. 113// 114void 115SimObject::serializeAll(std::ostream &os) 116{ 117 SimObjectList::reverse_iterator ri = simObjectList.rbegin(); 118 SimObjectList::reverse_iterator rend = simObjectList.rend(); 119 120 for (; ri != rend; ++ri) { 121 SimObject *obj = *ri; 122 obj->nameOut(os); 123 obj->serialize(os); 124 } 125} 126 127 128#ifdef DEBUG 129// 130// static function: flag which objects should have the debugger break 131// 132void 133SimObject::debugObjectBreak(const string &objs) 134{ 135 SimObjectList::const_iterator i = simObjectList.begin(); 136 SimObjectList::const_iterator end = simObjectList.end(); 137 138 ObjectMatch match(objs); 139 for (; i != end; ++i) { 140 SimObject *obj = *i; 141 obj->doDebugBreak = match.match(obj->name()); 142 } 143} 144 145void 146debugObjectBreak(const char *objs) 147{ 148 SimObject::debugObjectBreak(string(objs)); 149} 150#endif 151 152unsigned int 153SimObject::drain(DrainManager *drain_manager) 154{ 155 setDrainState(Drained); 156 return 0; 157} 158 159 160SimObject * 161SimObject::find(const char *name) 162{ 163 SimObjectList::const_iterator i = simObjectList.begin(); 164 SimObjectList::const_iterator end = simObjectList.end(); 165 166 for (; i != end; ++i) { 167 SimObject *obj = *i; 168 if (obj->name() == name) 169 return obj; 170 } 171 172 return NULL; 173} 174