blob: 28a0863f6bce2023c5d7b8c9016c477d9fa1d0b9 [file] [log] [blame]
/*
* Copyright (c) 2001-2005 The Regents of The University of Michigan
* Copyright (c) 2010 Advanced Micro Devices, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "sim/sim_object.hh"
#include "base/logging.hh"
#include "base/match.hh"
#include "base/trace.hh"
#include "debug/Checkpoint.hh"
#include "sim/probe/probe.hh"
////////////////////////////////////////////////////////////////////////
//
// SimObject member definitions
//
////////////////////////////////////////////////////////////////////////
//
// static list of all SimObjects, used for initialization etc.
//
SimObject::SimObjectList SimObject::simObjectList;
//
// SimObject constructor: used to maintain static simObjectList
//
SimObject::SimObject(const Params &p)
: EventManager(getEventQueue(p.eventq_index)),
Stats::Group(nullptr),
_params(p)
{
#ifdef DEBUG
doDebugBreak = false;
#endif
simObjectList.push_back(this);
probeManager = new ProbeManager(this);
}
SimObject::~SimObject()
{
delete probeManager;
}
void
SimObject::init()
{
}
void
SimObject::loadState(CheckpointIn &cp)
{
if (cp.sectionExists(name())) {
DPRINTF(Checkpoint, "unserializing\n");
// This works despite name() returning a fully qualified name
// since we are at the top level.
unserializeSection(cp, name());
} else {
DPRINTF(Checkpoint, "no checkpoint section found\n");
}
}
void
SimObject::initState()
{
}
void
SimObject::startup()
{
}
/**
* No probe points by default, so do nothing in base.
*/
void
SimObject::regProbePoints()
{
}
/**
* No probe listeners by default, so do nothing in base.
*/
void
SimObject::regProbeListeners()
{
}
ProbeManager *
SimObject::getProbeManager()
{
return probeManager;
}
Port &
SimObject::getPort(const std::string &if_name, PortID idx)
{
fatal("%s does not have any port named %s\n", name(), if_name);
}
//
// static function: serialize all SimObjects.
//
void
SimObject::serializeAll(CheckpointOut &cp)
{
SimObjectList::reverse_iterator ri = simObjectList.rbegin();
SimObjectList::reverse_iterator rend = simObjectList.rend();
for (; ri != rend; ++ri) {
SimObject *obj = *ri;
// This works despite name() returning a fully qualified name
// since we are at the top level.
obj->serializeSection(cp, obj->name());
}
}
#ifdef DEBUG
//
// static function: flag which objects should have the debugger break
//
void
SimObject::debugObjectBreak(const std::string &objs)
{
SimObjectList::const_iterator i = simObjectList.begin();
SimObjectList::const_iterator end = simObjectList.end();
ObjectMatch match(objs);
for (; i != end; ++i) {
SimObject *obj = *i;
obj->doDebugBreak = match.match(obj->name());
}
}
void
debugObjectBreak(const char *objs)
{
SimObject::debugObjectBreak(std::string(objs));
}
#endif
SimObject *
SimObject::find(const char *name)
{
SimObjectList::const_iterator i = simObjectList.begin();
SimObjectList::const_iterator end = simObjectList.end();
for (; i != end; ++i) {
SimObject *obj = *i;
if (obj->name() == name)
return obj;
}
return NULL;
}