sim_object.cc revision 12334
15222Sksewell@umich.edu/*
25268Sksewell@umich.edu * Copyright (c) 2001-2005 The Regents of The University of Michigan
35268Sksewell@umich.edu * Copyright (c) 2010 Advanced Micro Devices, Inc.
45222Sksewell@umich.edu * All rights reserved.
55268Sksewell@umich.edu *
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75268Sksewell@umich.edu * modification, are permitted provided that the following conditions are
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95268Sksewell@umich.edu * notice, this list of conditions and the following disclaimer;
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155222Sksewell@umich.edu * this software without specific prior written permission.
165268Sksewell@umich.edu *
175268Sksewell@umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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275222Sksewell@umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
285222Sksewell@umich.edu *
295222Sksewell@umich.edu * Authors: Steve Reinhardt
305222Sksewell@umich.edu *          Nathan Binkert
315222Sksewell@umich.edu */
325222Sksewell@umich.edu
335222Sksewell@umich.edu#include "sim/sim_object.hh"
345222Sksewell@umich.edu
355222Sksewell@umich.edu#include "base/logging.hh"
365222Sksewell@umich.edu#include "base/match.hh"
375222Sksewell@umich.edu#include "base/trace.hh"
385222Sksewell@umich.edu#include "debug/Checkpoint.hh"
395222Sksewell@umich.edu#include "sim/probe/probe.hh"
405222Sksewell@umich.edu
415222Sksewell@umich.eduusing namespace std;
425222Sksewell@umich.edu
435222Sksewell@umich.edu
445222Sksewell@umich.edu////////////////////////////////////////////////////////////////////////
455222Sksewell@umich.edu//
465222Sksewell@umich.edu// SimObject member definitions
475222Sksewell@umich.edu//
485222Sksewell@umich.edu////////////////////////////////////////////////////////////////////////
495222Sksewell@umich.edu
505222Sksewell@umich.edu//
515222Sksewell@umich.edu// static list of all SimObjects, used for initialization etc.
525222Sksewell@umich.edu//
535222Sksewell@umich.eduSimObject::SimObjectList SimObject::simObjectList;
545222Sksewell@umich.edu
555222Sksewell@umich.edu//
565222Sksewell@umich.edu// SimObject constructor: used to maintain static simObjectList
575222Sksewell@umich.edu//
585222Sksewell@umich.eduSimObject::SimObject(const Params *p)
59    : EventManager(getEventQueue(p->eventq_index)), _params(p)
60{
61#ifdef DEBUG
62    doDebugBreak = false;
63#endif
64    simObjectList.push_back(this);
65    probeManager = new ProbeManager(this);
66}
67
68SimObject::~SimObject()
69{
70    delete probeManager;
71}
72
73void
74SimObject::init()
75{
76}
77
78void
79SimObject::loadState(CheckpointIn &cp)
80{
81    if (cp.sectionExists(name())) {
82        DPRINTF(Checkpoint, "unserializing\n");
83        // This works despite name() returning a fully qualified name
84        // since we are at the top level.
85        unserializeSection(cp, name());
86    } else {
87        DPRINTF(Checkpoint, "no checkpoint section found\n");
88    }
89}
90
91void
92SimObject::initState()
93{
94}
95
96void
97SimObject::startup()
98{
99}
100
101//
102// no default statistics, so nothing to do in base implementation
103//
104void
105SimObject::regStats()
106{
107}
108
109void
110SimObject::resetStats()
111{
112}
113
114/**
115 * No probe points by default, so do nothing in base.
116 */
117void
118SimObject::regProbePoints()
119{
120}
121
122/**
123 * No probe listeners by default, so do nothing in base.
124 */
125void
126SimObject::regProbeListeners()
127{
128}
129
130ProbeManager *
131SimObject::getProbeManager()
132{
133    return probeManager;
134}
135
136//
137// static function: serialize all SimObjects.
138//
139void
140SimObject::serializeAll(CheckpointOut &cp)
141{
142    SimObjectList::reverse_iterator ri = simObjectList.rbegin();
143    SimObjectList::reverse_iterator rend = simObjectList.rend();
144
145    for (; ri != rend; ++ri) {
146        SimObject *obj = *ri;
147        // This works despite name() returning a fully qualified name
148        // since we are at the top level.
149        obj->serializeSection(cp, obj->name());
150   }
151}
152
153
154#ifdef DEBUG
155//
156// static function: flag which objects should have the debugger break
157//
158void
159SimObject::debugObjectBreak(const string &objs)
160{
161    SimObjectList::const_iterator i = simObjectList.begin();
162    SimObjectList::const_iterator end = simObjectList.end();
163
164    ObjectMatch match(objs);
165    for (; i != end; ++i) {
166        SimObject *obj = *i;
167        obj->doDebugBreak = match.match(obj->name());
168   }
169}
170
171void
172debugObjectBreak(const char *objs)
173{
174    SimObject::debugObjectBreak(string(objs));
175}
176#endif
177
178SimObject *
179SimObject::find(const char *name)
180{
181    SimObjectList::const_iterator i = simObjectList.begin();
182    SimObjectList::const_iterator end = simObjectList.end();
183
184    for (; i != end; ++i) {
185        SimObject *obj = *i;
186        if (obj->name() == name)
187            return obj;
188    }
189
190    return NULL;
191}
192