thread_state.cc revision 3280
12689Sktlim@umich.edu/* 22689Sktlim@umich.edu * Copyright (c) 2006 The Regents of The University of Michigan 32689Sktlim@umich.edu * All rights reserved. 42689Sktlim@umich.edu * 52689Sktlim@umich.edu * Redistribution and use in source and binary forms, with or without 62689Sktlim@umich.edu * modification, are permitted provided that the following conditions are 72689Sktlim@umich.edu * met: redistributions of source code must retain the above copyright 82689Sktlim@umich.edu * notice, this list of conditions and the following disclaimer; 92689Sktlim@umich.edu * redistributions in binary form must reproduce the above copyright 102689Sktlim@umich.edu * notice, this list of conditions and the following disclaimer in the 112689Sktlim@umich.edu * documentation and/or other materials provided with the distribution; 122689Sktlim@umich.edu * neither the name of the copyright holders nor the names of its 132689Sktlim@umich.edu * contributors may be used to endorse or promote products derived from 142689Sktlim@umich.edu * this software without specific prior written permission. 152689Sktlim@umich.edu * 162689Sktlim@umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 172689Sktlim@umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 182689Sktlim@umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 192689Sktlim@umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 202689Sktlim@umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 212689Sktlim@umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 222689Sktlim@umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 232689Sktlim@umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 242689Sktlim@umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 252689Sktlim@umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 262689Sktlim@umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 272689Sktlim@umich.edu * 282689Sktlim@umich.edu * Authors: Kevin Lim 292689Sktlim@umich.edu */ 302689Sktlim@umich.edu 312683Sktlim@umich.edu#include "base/output.hh" 322683Sktlim@umich.edu#include "cpu/profile.hh" 332683Sktlim@umich.edu#include "cpu/thread_state.hh" 342862Sktlim@umich.edu#include "sim/serialize.hh" 352862Sktlim@umich.edu 362862Sktlim@umich.edu#if FULL_SYSTEM 372862Sktlim@umich.edu#include "cpu/quiesce_event.hh" 382862Sktlim@umich.edu#include "kern/kernel_stats.hh" 392862Sktlim@umich.edu#endif 402683Sktlim@umich.edu 412683Sktlim@umich.edu#if FULL_SYSTEM 422683Sktlim@umich.eduThreadState::ThreadState(int _cpuId, int _tid) 432683Sktlim@umich.edu : cpuId(_cpuId), tid(_tid), lastActivate(0), lastSuspend(0), 442683Sktlim@umich.edu profile(NULL), profileNode(NULL), profilePC(0), quiesceEvent(NULL), 453280Sgblack@eecs.umich.edu microPC(0), nextMicroPC(1), funcExeInst(0), storeCondFailures(0) 462683Sktlim@umich.edu#else 472791Sktlim@umich.eduThreadState::ThreadState(int _cpuId, int _tid, Process *_process, 482791Sktlim@umich.edu short _asid, MemObject *mem) 492683Sktlim@umich.edu : cpuId(_cpuId), tid(_tid), lastActivate(0), lastSuspend(0), 502683Sktlim@umich.edu process(_process), asid(_asid), 513280Sgblack@eecs.umich.edu microPC(0), nextMicroPC(1), funcExeInst(0), storeCondFailures(0) 522683Sktlim@umich.edu#endif 532683Sktlim@umich.edu{ 542699Sktlim@umich.edu numInst = 0; 552699Sktlim@umich.edu numLoad = 0; 562683Sktlim@umich.edu} 572683Sktlim@umich.edu 582862Sktlim@umich.eduvoid 592862Sktlim@umich.eduThreadState::serialize(std::ostream &os) 602862Sktlim@umich.edu{ 612862Sktlim@umich.edu SERIALIZE_ENUM(_status); 622862Sktlim@umich.edu // thread_num and cpu_id are deterministic from the config 632862Sktlim@umich.edu SERIALIZE_SCALAR(funcExeInst); 642862Sktlim@umich.edu SERIALIZE_SCALAR(inst); 652862Sktlim@umich.edu 662862Sktlim@umich.edu#if FULL_SYSTEM 672862Sktlim@umich.edu Tick quiesceEndTick = 0; 682862Sktlim@umich.edu if (quiesceEvent->scheduled()) 692862Sktlim@umich.edu quiesceEndTick = quiesceEvent->when(); 702862Sktlim@umich.edu SERIALIZE_SCALAR(quiesceEndTick); 712862Sktlim@umich.edu if (kernelStats) 722862Sktlim@umich.edu kernelStats->serialize(os); 732862Sktlim@umich.edu#endif 742862Sktlim@umich.edu} 752862Sktlim@umich.edu 762862Sktlim@umich.eduvoid 772862Sktlim@umich.eduThreadState::unserialize(Checkpoint *cp, const std::string §ion) 782862Sktlim@umich.edu{ 792862Sktlim@umich.edu 802862Sktlim@umich.edu UNSERIALIZE_ENUM(_status); 812862Sktlim@umich.edu // thread_num and cpu_id are deterministic from the config 822862Sktlim@umich.edu UNSERIALIZE_SCALAR(funcExeInst); 832862Sktlim@umich.edu UNSERIALIZE_SCALAR(inst); 842862Sktlim@umich.edu 852862Sktlim@umich.edu#if FULL_SYSTEM 862862Sktlim@umich.edu Tick quiesceEndTick; 872862Sktlim@umich.edu UNSERIALIZE_SCALAR(quiesceEndTick); 882862Sktlim@umich.edu if (quiesceEndTick) 892862Sktlim@umich.edu quiesceEvent->schedule(quiesceEndTick); 902862Sktlim@umich.edu if (kernelStats) 912862Sktlim@umich.edu kernelStats->unserialize(cp, section); 922862Sktlim@umich.edu#endif 932862Sktlim@umich.edu} 942862Sktlim@umich.edu 952683Sktlim@umich.edu#if FULL_SYSTEM 962683Sktlim@umich.edu 972683Sktlim@umich.eduvoid 982683Sktlim@umich.eduThreadState::profileClear() 992683Sktlim@umich.edu{ 1002683Sktlim@umich.edu if (profile) 1012683Sktlim@umich.edu profile->clear(); 1022683Sktlim@umich.edu} 1032683Sktlim@umich.edu 1042683Sktlim@umich.eduvoid 1052683Sktlim@umich.eduThreadState::profileSample() 1062683Sktlim@umich.edu{ 1072683Sktlim@umich.edu if (profile) 1082683Sktlim@umich.edu profile->sample(profileNode, profilePC); 1092683Sktlim@umich.edu} 1102683Sktlim@umich.edu 1112683Sktlim@umich.edu#endif 112