sim_object.cc revision 10905
12SN/A/* 21762SN/A * Copyright (c) 2001-2005 The Regents of The University of Michigan 37534Ssteve.reinhardt@amd.com * Copyright (c) 2010 Advanced Micro Devices, Inc. 42SN/A * All rights reserved. 52SN/A * 62SN/A * Redistribution and use in source and binary forms, with or without 72SN/A * modification, are permitted provided that the following conditions are 82SN/A * met: redistributions of source code must retain the above copyright 92SN/A * notice, this list of conditions and the following disclaimer; 102SN/A * redistributions in binary form must reproduce the above copyright 112SN/A * notice, this list of conditions and the following disclaimer in the 122SN/A * documentation and/or other materials provided with the distribution; 132SN/A * neither the name of the copyright holders nor the names of its 142SN/A * contributors may be used to endorse or promote products derived from 152SN/A * this software without specific prior written permission. 162SN/A * 172SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 182SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 192SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 202SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 212SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 222SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 232SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 242SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 252SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 262SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 272SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 282665Ssaidi@eecs.umich.edu * 292665Ssaidi@eecs.umich.edu * Authors: Steve Reinhardt 302665Ssaidi@eecs.umich.edu * Nathan Binkert 312SN/A */ 322SN/A 336216Snate@binkert.org#include <cassert> 342SN/A 35330SN/A#include "base/callback.hh" 3656SN/A#include "base/inifile.hh" 371031SN/A#include "base/match.hh" 38330SN/A#include "base/misc.hh" 39330SN/A#include "base/trace.hh" 406214Snate@binkert.org#include "base/types.hh" 418320Ssteve.reinhardt@amd.com#include "debug/Checkpoint.hh" 4210023Smatt.horsnell@ARM.com#include "sim/probe/probe.hh" 43330SN/A#include "sim/sim_object.hh" 44695SN/A#include "sim/stats.hh" 452SN/A 462SN/Ausing namespace std; 472SN/A 482SN/A 492SN/A//////////////////////////////////////////////////////////////////////// 502SN/A// 512SN/A// SimObject member definitions 522SN/A// 532SN/A//////////////////////////////////////////////////////////////////////// 542SN/A 552SN/A// 562SN/A// static list of all SimObjects, used for initialization etc. 572SN/A// 582SN/ASimObject::SimObjectList SimObject::simObjectList; 592SN/A 602SN/A// 612SN/A// SimObject constructor: used to maintain static simObjectList 622SN/A// 634762Snate@binkert.orgSimObject::SimObject(const Params *p) 649983Sstever@gmail.com : EventManager(getEventQueue(p->eventq_index)), _params(p) 652SN/A{ 661031SN/A#ifdef DEBUG 671031SN/A doDebugBreak = false; 681031SN/A#endif 691553SN/A simObjectList.push_back(this); 7010023Smatt.horsnell@ARM.com probeManager = new ProbeManager(this); 711553SN/A} 721553SN/A 7310422Sandreas.hansson@arm.comSimObject::~SimObject() 7410422Sandreas.hansson@arm.com{ 7510422Sandreas.hansson@arm.com delete probeManager; 7610422Sandreas.hansson@arm.com} 7710422Sandreas.hansson@arm.com 78465SN/Avoid 79465SN/ASimObject::init() 80465SN/A{ 81465SN/A} 82465SN/A 837492Ssteve.reinhardt@amd.comvoid 8410905Sandreas.sandberg@arm.comSimObject::loadState(CheckpointIn &cp) 857532Ssteve.reinhardt@amd.com{ 8610905Sandreas.sandberg@arm.com if (cp.sectionExists(name())) { 878320Ssteve.reinhardt@amd.com DPRINTF(Checkpoint, "unserializing\n"); 8810905Sandreas.sandberg@arm.com // This works despite name() returning a fully qualified name 8910905Sandreas.sandberg@arm.com // since we are at the top level. 9010905Sandreas.sandberg@arm.com unserializeSection(cp, name()); 918320Ssteve.reinhardt@amd.com } else { 928320Ssteve.reinhardt@amd.com DPRINTF(Checkpoint, "no checkpoint section found\n"); 938320Ssteve.reinhardt@amd.com } 947532Ssteve.reinhardt@amd.com} 957532Ssteve.reinhardt@amd.com 967532Ssteve.reinhardt@amd.comvoid 977532Ssteve.reinhardt@amd.comSimObject::initState() 987532Ssteve.reinhardt@amd.com{ 997532Ssteve.reinhardt@amd.com} 1007532Ssteve.reinhardt@amd.com 1017532Ssteve.reinhardt@amd.comvoid 1027492Ssteve.reinhardt@amd.comSimObject::startup() 1037492Ssteve.reinhardt@amd.com{ 1047492Ssteve.reinhardt@amd.com} 1057492Ssteve.reinhardt@amd.com 1062SN/A// 1072SN/A// no default statistics, so nothing to do in base implementation 1082SN/A// 1092SN/Avoid 1102SN/ASimObject::regStats() 1112SN/A{ 1122SN/A} 1132SN/A 1142SN/Avoid 115330SN/ASimObject::resetStats() 116330SN/A{ 117330SN/A} 118330SN/A 11910023Smatt.horsnell@ARM.com/** 12010023Smatt.horsnell@ARM.com * No probe points by default, so do nothing in base. 12110023Smatt.horsnell@ARM.com */ 12210023Smatt.horsnell@ARM.comvoid 12310023Smatt.horsnell@ARM.comSimObject::regProbePoints() 12410023Smatt.horsnell@ARM.com{ 12510023Smatt.horsnell@ARM.com} 12610023Smatt.horsnell@ARM.com 12710023Smatt.horsnell@ARM.com/** 12810023Smatt.horsnell@ARM.com * No probe listeners by default, so do nothing in base. 12910023Smatt.horsnell@ARM.com */ 13010023Smatt.horsnell@ARM.comvoid 13110023Smatt.horsnell@ARM.comSimObject::regProbeListeners() 13210023Smatt.horsnell@ARM.com{ 13310023Smatt.horsnell@ARM.com} 13410023Smatt.horsnell@ARM.com 13510023Smatt.horsnell@ARM.comProbeManager * 13610023Smatt.horsnell@ARM.comSimObject::getProbeManager() 13710023Smatt.horsnell@ARM.com{ 13810023Smatt.horsnell@ARM.com return probeManager; 13910023Smatt.horsnell@ARM.com} 14010023Smatt.horsnell@ARM.com 1412SN/A// 142395SN/A// static function: serialize all SimObjects. 143395SN/A// 144395SN/Avoid 14510905Sandreas.sandberg@arm.comSimObject::serializeAll(CheckpointOut &cp) 146395SN/A{ 147573SN/A SimObjectList::reverse_iterator ri = simObjectList.rbegin(); 148573SN/A SimObjectList::reverse_iterator rend = simObjectList.rend(); 149395SN/A 150573SN/A for (; ri != rend; ++ri) { 151573SN/A SimObject *obj = *ri; 15210905Sandreas.sandberg@arm.com // This works despite name() returning a fully qualified name 15310905Sandreas.sandberg@arm.com // since we are at the top level. 15410905Sandreas.sandberg@arm.com obj->serializeSectionOld(cp, obj->name()); 155395SN/A } 156395SN/A} 157843SN/A 1587492Ssteve.reinhardt@amd.com 1591031SN/A#ifdef DEBUG 1601031SN/A// 1611031SN/A// static function: flag which objects should have the debugger break 1621031SN/A// 1631031SN/Avoid 1641031SN/ASimObject::debugObjectBreak(const string &objs) 1651031SN/A{ 1661031SN/A SimObjectList::const_iterator i = simObjectList.begin(); 1671031SN/A SimObjectList::const_iterator end = simObjectList.end(); 1681031SN/A 1691031SN/A ObjectMatch match(objs); 1701031SN/A for (; i != end; ++i) { 1711031SN/A SimObject *obj = *i; 1721031SN/A obj->doDebugBreak = match.match(obj->name()); 1731031SN/A } 1741031SN/A} 1751031SN/A 1761031SN/Avoid 1771031SN/AdebugObjectBreak(const char *objs) 1781031SN/A{ 1791031SN/A SimObject::debugObjectBreak(string(objs)); 1801031SN/A} 1811031SN/A#endif 1821031SN/A 1832901Ssaidi@eecs.umich.eduunsigned int 1849342SAndreas.Sandberg@arm.comSimObject::drain(DrainManager *drain_manager) 1852797Sktlim@umich.edu{ 1869342SAndreas.Sandberg@arm.com setDrainState(Drained); 1872901Ssaidi@eecs.umich.edu return 0; 1882797Sktlim@umich.edu} 1892797Sktlim@umich.edu 1902797Sktlim@umich.edu 1915314Sstever@gmail.comSimObject * 1925314Sstever@gmail.comSimObject::find(const char *name) 1935314Sstever@gmail.com{ 1945314Sstever@gmail.com SimObjectList::const_iterator i = simObjectList.begin(); 1955314Sstever@gmail.com SimObjectList::const_iterator end = simObjectList.end(); 1965314Sstever@gmail.com 1975314Sstever@gmail.com for (; i != end; ++i) { 1985314Sstever@gmail.com SimObject *obj = *i; 1995314Sstever@gmail.com if (obj->name() == name) 2005314Sstever@gmail.com return obj; 2015314Sstever@gmail.com } 2025314Sstever@gmail.com 2035314Sstever@gmail.com return NULL; 2045314Sstever@gmail.com} 205