1/* 2 * Copyright (c) 2002-2005 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Authors: Nathan Binkert 29 */ 30 31#ifndef __SIM_SIM_EVENTS_HH__ 32#define __SIM_SIM_EVENTS_HH__ 33 34#include "sim/eventq.hh" 35 36// 37// Event to terminate simulation at a particular cycle/instruction 38// 39class SimLoopExitEvent : public Event 40{ 41 private: 42 // string explaining why we're terminating 43 std::string cause; 44 int code;
| 1/* 2 * Copyright (c) 2002-2005 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; 9 * redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution; 12 * neither the name of the copyright holders nor the names of its 13 * contributors may be used to endorse or promote products derived from 14 * this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * Authors: Nathan Binkert 29 */ 30 31#ifndef __SIM_SIM_EVENTS_HH__ 32#define __SIM_SIM_EVENTS_HH__ 33 34#include "sim/eventq.hh" 35 36// 37// Event to terminate simulation at a particular cycle/instruction 38// 39class SimLoopExitEvent : public Event 40{ 41 private: 42 // string explaining why we're terminating 43 std::string cause; 44 int code;
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| 45 Tick repeat;
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45 46 public: 47 // Default constructor. Only really used for derived classes. 48 SimLoopExitEvent() 49 : Event(&mainEventQueue, Sim_Exit_Pri) 50 { } 51
| 46 47 public: 48 // Default constructor. Only really used for derived classes. 49 SimLoopExitEvent() 50 : Event(&mainEventQueue, Sim_Exit_Pri) 51 { } 52
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52 SimLoopExitEvent(Tick _when, const std::string &_cause, int c = 0) 53 : Event(&mainEventQueue, Sim_Exit_Pri), cause(_cause), 54 code(c) 55 { setFlags(IsExitEvent); schedule(_when); } 56
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57 SimLoopExitEvent(EventQueue *q,
| 53 SimLoopExitEvent(EventQueue *q,
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58 Tick _when, const std::string &_cause, int c = 0) 59 : Event(q, Sim_Exit_Pri), cause(_cause), code(c)
| 54 Tick _when, Tick _repeat, const std::string &_cause, 55 int c = 0) 56 : Event(q, Sim_Exit_Pri), cause(_cause), 57 code(c), repeat(_repeat)
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60 { setFlags(IsExitEvent); schedule(_when); } 61
| 58 { setFlags(IsExitEvent); schedule(_when); } 59
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| 60// SimLoopExitEvent(EventQueue *q, 61// Tick _when, const std::string &_cause, 62// Tick _repeat = 0, int c = 0) 63// : Event(q, Sim_Exit_Pri), cause(_cause), code(c), repeat(_repeat) 64// { setFlags(IsExitEvent); schedule(_when); } 65
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62 std::string getCause() { return cause; } 63 int getCode() { return code; } 64 65 void process(); // process event 66 67 virtual const char *description(); 68}; 69 70class CountedDrainEvent : public SimLoopExitEvent 71{ 72 private: 73 // Count of how many objects have not yet drained 74 int count; 75 public: 76 CountedDrainEvent() 77 : count(0) 78 { } 79 void process(); 80 81 void setCount(int _count) { count = _count; } 82 83 int getCount() { return count; } 84}; 85 86// 87// Event class to terminate simulation after 'n' related events have 88// occurred using a shared counter: used to terminate when *all* 89// threads have reached a particular instruction count 90// 91class CountedExitEvent : public Event 92{ 93 private: 94 std::string cause; // string explaining why we're terminating 95 int &downCounter; // decrement & terminate if zero 96 97 public: 98 CountedExitEvent(EventQueue *q, const std::string &_cause, 99 Tick _when, int &_downCounter); 100 101 void process(); // process event 102 103 virtual const char *description(); 104}; 105 106// 107// Event to check swap usage 108// 109class CheckSwapEvent : public Event 110{ 111 private: 112 int interval; 113 114 public: 115 CheckSwapEvent(EventQueue *q, int ival) 116 : Event(q), interval(ival) 117 { schedule(curTick + interval); } 118 119 void process(); // process event 120 121 virtual const char *description(); 122}; 123 124// 125// Progress event: print out cycle every so often so we know we're 126// making forward progress. 127// 128class ProgressEvent : public Event 129{ 130 protected: 131 Tick interval; 132 133 public: 134 ProgressEvent(EventQueue *q, Tick ival) 135 : Event(q), interval(ival) 136 { schedule(curTick + interval); } 137 138 void process(); // process event 139 140 virtual const char *description(); 141}; 142 143#endif // __SIM_SIM_EVENTS_HH__
| 66 std::string getCause() { return cause; } 67 int getCode() { return code; } 68 69 void process(); // process event 70 71 virtual const char *description(); 72}; 73 74class CountedDrainEvent : public SimLoopExitEvent 75{ 76 private: 77 // Count of how many objects have not yet drained 78 int count; 79 public: 80 CountedDrainEvent() 81 : count(0) 82 { } 83 void process(); 84 85 void setCount(int _count) { count = _count; } 86 87 int getCount() { return count; } 88}; 89 90// 91// Event class to terminate simulation after 'n' related events have 92// occurred using a shared counter: used to terminate when *all* 93// threads have reached a particular instruction count 94// 95class CountedExitEvent : public Event 96{ 97 private: 98 std::string cause; // string explaining why we're terminating 99 int &downCounter; // decrement & terminate if zero 100 101 public: 102 CountedExitEvent(EventQueue *q, const std::string &_cause, 103 Tick _when, int &_downCounter); 104 105 void process(); // process event 106 107 virtual const char *description(); 108}; 109 110// 111// Event to check swap usage 112// 113class CheckSwapEvent : public Event 114{ 115 private: 116 int interval; 117 118 public: 119 CheckSwapEvent(EventQueue *q, int ival) 120 : Event(q), interval(ival) 121 { schedule(curTick + interval); } 122 123 void process(); // process event 124 125 virtual const char *description(); 126}; 127 128// 129// Progress event: print out cycle every so often so we know we're 130// making forward progress. 131// 132class ProgressEvent : public Event 133{ 134 protected: 135 Tick interval; 136 137 public: 138 ProgressEvent(EventQueue *q, Tick ival) 139 : Event(q), interval(ival) 140 { schedule(curTick + interval); } 141 142 void process(); // process event 143 144 virtual const char *description(); 145}; 146 147#endif // __SIM_SIM_EVENTS_HH__
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