| /* |
| * Copyright (c) 2013 ARM Limited |
| * All rights reserved |
| * |
| * The license below extends only to copyright in the software and shall |
| * not be construed as granting a license to any other intellectual |
| * property including but not limited to intellectual property relating |
| * to a hardware implementation of the functionality of the software |
| * licensed hereunder. You may use the software subject to the license |
| * terms below provided that you ensure that this notice is replicated |
| * unmodified and in its entirety in all distributions of the software, |
| * modified or unmodified, in source code or in binary form. |
| * |
| * Copyright (c) 2002-2005 The Regents of The University of Michigan |
| * Copyright (c) 2013 Advanced Micro Devices, Inc. |
| * Copyright (c) 2013 Mark D. Hill and David A. Wood |
| * 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. |
| * |
| * Authors: Nathan Binkert |
| */ |
| |
| #include <string> |
| |
| #include "base/callback.hh" |
| #include "base/hostinfo.hh" |
| #include "sim/eventq_impl.hh" |
| #include "sim/sim_events.hh" |
| #include "sim/sim_exit.hh" |
| #include "sim/stats.hh" |
| |
| using namespace std; |
| |
| GlobalSimLoopExitEvent::GlobalSimLoopExitEvent(Tick when, |
| const std::string &_cause, |
| int c, Tick r, bool serialize) |
| : GlobalEvent(when, Sim_Exit_Pri, |
| IsExitEvent | (serialize ? AutoSerialize : 0)), |
| cause(_cause), code(c), repeat(r) |
| { |
| } |
| |
| const char * |
| GlobalSimLoopExitEvent::description() const |
| { |
| return "global simulation loop exit"; |
| } |
| |
| // |
| // handle termination event |
| // |
| void |
| GlobalSimLoopExitEvent::process() |
| { |
| if (repeat) { |
| schedule(curTick() + repeat); |
| } |
| } |
| |
| void |
| exitSimLoop(const std::string &message, int exit_code, Tick when, Tick repeat, |
| bool serialize) |
| { |
| new GlobalSimLoopExitEvent(when + simQuantum, message, exit_code, repeat, |
| serialize); |
| } |
| |
| LocalSimLoopExitEvent::LocalSimLoopExitEvent() |
| : Event(Sim_Exit_Pri, IsExitEvent | AutoSerialize), |
| cause(""), code(0), repeat(0) |
| { |
| } |
| |
| LocalSimLoopExitEvent::LocalSimLoopExitEvent(const std::string &_cause, int c, |
| Tick r, bool serialize) |
| : Event(Sim_Exit_Pri, IsExitEvent | (serialize ? AutoSerialize : 0)), |
| cause(_cause), code(c), repeat(r) |
| { |
| } |
| |
| // |
| // handle termination event |
| // |
| void |
| LocalSimLoopExitEvent::process() |
| { |
| exitSimLoop(cause, 0); |
| } |
| |
| |
| const char * |
| LocalSimLoopExitEvent::description() const |
| { |
| return "simulation loop exit"; |
| } |
| |
| void |
| LocalSimLoopExitEvent::serialize(ostream &os) |
| { |
| paramOut(os, "type", string("SimLoopExitEvent")); |
| Event::serialize(os); |
| |
| SERIALIZE_SCALAR(cause); |
| SERIALIZE_SCALAR(code); |
| SERIALIZE_SCALAR(repeat); |
| } |
| |
| void |
| LocalSimLoopExitEvent::unserialize(Checkpoint *cp, const string §ion) |
| { |
| Event::unserialize(cp, section); |
| |
| UNSERIALIZE_SCALAR(cause); |
| UNSERIALIZE_SCALAR(code); |
| UNSERIALIZE_SCALAR(repeat); |
| } |
| |
| void |
| LocalSimLoopExitEvent::unserialize(Checkpoint *cp, const string §ion, |
| EventQueue *eventq) |
| { |
| Event::unserialize(cp, section, eventq); |
| |
| UNSERIALIZE_SCALAR(cause); |
| UNSERIALIZE_SCALAR(code); |
| UNSERIALIZE_SCALAR(repeat); |
| } |
| |
| Serializable * |
| LocalSimLoopExitEvent::createForUnserialize(Checkpoint *cp, |
| const string §ion) |
| { |
| return new LocalSimLoopExitEvent(); |
| } |
| |
| REGISTER_SERIALIZEABLE("LocalSimLoopExitEvent", LocalSimLoopExitEvent) |
| |
| // |
| // constructor: automatically schedules at specified time |
| // |
| CountedExitEvent::CountedExitEvent(const std::string &_cause, int &counter) |
| : Event(Sim_Exit_Pri), cause(_cause), downCounter(counter) |
| { |
| // catch stupid mistakes |
| assert(downCounter > 0); |
| } |
| |
| |
| // |
| // handle termination event |
| // |
| void |
| CountedExitEvent::process() |
| { |
| if (--downCounter == 0) { |
| exitSimLoop(cause, 0); |
| } |
| } |
| |
| |
| const char * |
| CountedExitEvent::description() const |
| { |
| return "counted exit"; |
| } |