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Diffstat (limited to 'src/sim/sim_object.cc')
| -rw-r--r-- | src/sim/sim_object.cc | 258 |
1 files changed, 258 insertions, 0 deletions
diff --git a/src/sim/sim_object.cc b/src/sim/sim_object.cc new file mode 100644 index 000000000..17d58ba4f --- /dev/null +++ b/src/sim/sim_object.cc @@ -0,0 +1,258 @@ +/* + * Copyright (c) 2001-2005 The Regents of The University of Michigan + * 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 <assert.h> + +#include "base/callback.hh" +#include "base/inifile.hh" +#include "base/match.hh" +#include "base/misc.hh" +#include "base/trace.hh" +#include "base/stats/events.hh" +#include "base/serializer.hh" +#include "sim/configfile.hh" +#include "sim/host.hh" +#include "sim/sim_object.hh" +#include "sim/stats.hh" +#include "sim/param.hh" + +using namespace std; + + +//////////////////////////////////////////////////////////////////////// +// +// SimObject member definitions +// +//////////////////////////////////////////////////////////////////////// + +// +// static list of all SimObjects, used for initialization etc. +// +SimObject::SimObjectList SimObject::simObjectList; + +namespace Stats { + extern ObjectMatch event_ignore; +} + +// +// SimObject constructor: used to maintain static simObjectList +// +SimObject::SimObject(Params *p) + : _params(p) +{ +#ifdef DEBUG + doDebugBreak = false; +#endif + + doRecordEvent = !Stats::event_ignore.match(name()); + simObjectList.push_back(this); +} + +// +// SimObject constructor: used to maintain static simObjectList +// +SimObject::SimObject(const string &_name) + : _params(new Params) +{ + _params->name = _name; +#ifdef DEBUG + doDebugBreak = false; +#endif + + doRecordEvent = !Stats::event_ignore.match(name()); + simObjectList.push_back(this); +} + +void +SimObject::connect() +{ +} + +void +SimObject::init() +{ +} + +// +// no default statistics, so nothing to do in base implementation +// +void +SimObject::regStats() +{ +} + +void +SimObject::regFormulas() +{ +} + +void +SimObject::resetStats() +{ +} + +// +// static function: +// call regStats() on all SimObjects and then regFormulas() on all +// SimObjects. +// +struct SimObjectResetCB : public Callback +{ + virtual void process() { SimObject::resetAllStats(); } +}; + +namespace { + static SimObjectResetCB StatResetCB; +} + +void +SimObject::regAllStats() +{ + SimObjectList::iterator i; + SimObjectList::iterator end = simObjectList.end(); + + /** + * @todo change cprintfs to DPRINTFs + */ + for (i = simObjectList.begin(); i != end; ++i) { +#ifdef STAT_DEBUG + cprintf("registering stats for %s\n", (*i)->name()); +#endif + (*i)->regStats(); + } + + for (i = simObjectList.begin(); i != end; ++i) { +#ifdef STAT_DEBUG + cprintf("registering formulas for %s\n", (*i)->name()); +#endif + (*i)->regFormulas(); + } + + Stats::registerResetCallback(&StatResetCB); +} + +// +// static function: call connect() on all SimObjects. +// +void +SimObject::connectAll() +{ + SimObjectList::iterator i = simObjectList.begin(); + SimObjectList::iterator end = simObjectList.end(); + + for (; i != end; ++i) { + SimObject *obj = *i; + obj->connect(); + } +} + +// +// static function: call init() on all SimObjects. +// +void +SimObject::initAll() +{ + SimObjectList::iterator i = simObjectList.begin(); + SimObjectList::iterator end = simObjectList.end(); + + for (; i != end; ++i) { + SimObject *obj = *i; + obj->init(); + } +} + +// +// static function: call resetStats() on all SimObjects. +// +void +SimObject::resetAllStats() +{ + SimObjectList::iterator i = simObjectList.begin(); + SimObjectList::iterator end = simObjectList.end(); + + for (; i != end; ++i) { + SimObject *obj = *i; + obj->resetStats(); + } +} + +// +// static function: serialize all SimObjects. +// +void +SimObject::serializeAll(ostream &os) +{ + SimObjectList::reverse_iterator ri = simObjectList.rbegin(); + SimObjectList::reverse_iterator rend = simObjectList.rend(); + + for (; ri != rend; ++ri) { + SimObject *obj = *ri; + obj->nameOut(os); + obj->serialize(os); + } +} + +#ifdef DEBUG +// +// static function: flag which objects should have the debugger break +// +void +SimObject::debugObjectBreak(const 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()); + } +} + +extern "C" +void +debugObjectBreak(const char *objs) +{ + SimObject::debugObjectBreak(string(objs)); +} +#endif + +void +SimObject::recordEvent(const std::string &stat) +{ + if (doRecordEvent) + Stats::recordEvent(stat); +} + +void +SimObject::drain(Serializer *serializer) +{ + serializer->signalDrained(); +} + +DEFINE_SIM_OBJECT_CLASS_NAME("SimObject", SimObject) |