sim_events.hh (9952:7437cc334df1) sim_events.hh (9983:2cce74fe359e)
1/*
2 * Copyright (c) 2013 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder. You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Copyright (c) 2002-2005 The Regents of The University of Michigan
1/*
2 * Copyright (c) 2013 ARM Limited
3 * All rights reserved
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software
9 * licensed hereunder. You may use the software subject to the license
10 * terms below provided that you ensure that this notice is replicated
11 * unmodified and in its entirety in all distributions of the software,
12 * modified or unmodified, in source code or in binary form.
13 *
14 * Copyright (c) 2002-2005 The Regents of The University of Michigan
15 * Copyright (c) 2013 Advanced Micro Devices, Inc.
16 * Copyright (c) 2013 Mark D. Hill and David A. Wood
15 * All rights reserved.
16 *
17 * Redistribution and use in source and binary forms, with or without
18 * modification, are permitted provided that the following conditions are
19 * met: redistributions of source code must retain the above copyright
20 * notice, this list of conditions and the following disclaimer;
21 * redistributions in binary form must reproduce the above copyright
22 * notice, this list of conditions and the following disclaimer in the

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38 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
39 *
40 * Authors: Nathan Binkert
41 */
42
43#ifndef __SIM_SIM_EVENTS_HH__
44#define __SIM_SIM_EVENTS_HH__
45
17 * All rights reserved.
18 *
19 * Redistribution and use in source and binary forms, with or without
20 * modification, are permitted provided that the following conditions are
21 * met: redistributions of source code must retain the above copyright
22 * notice, this list of conditions and the following disclaimer;
23 * redistributions in binary form must reproduce the above copyright
24 * notice, this list of conditions and the following disclaimer in the

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40 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
41 *
42 * Authors: Nathan Binkert
43 */
44
45#ifndef __SIM_SIM_EVENTS_HH__
46#define __SIM_SIM_EVENTS_HH__
47
46#include "sim/eventq.hh"
48#include "sim/global_event.hh"
47#include "sim/serialize.hh"
48
49//
50// Event to terminate simulation at a particular cycle/instruction
51//
49#include "sim/serialize.hh"
50
51//
52// Event to terminate simulation at a particular cycle/instruction
53//
52class SimLoopExitEvent : public Event
54class GlobalSimLoopExitEvent : public GlobalEvent
53{
54 protected:
55 // string explaining why we're terminating
56 std::string cause;
57 int code;
58 Tick repeat;
59
60 public:
61 // non-scheduling version for createForUnserialize()
55{
56 protected:
57 // string explaining why we're terminating
58 std::string cause;
59 int code;
60 Tick repeat;
61
62 public:
63 // non-scheduling version for createForUnserialize()
62 SimLoopExitEvent();
63 SimLoopExitEvent(const std::string &_cause, int c, Tick repeat = 0,
64 bool serialize = false);
64 GlobalSimLoopExitEvent();
65 GlobalSimLoopExitEvent(Tick when, const std::string &_cause, int c,
66 Tick repeat = 0, bool serialize = false);
65
67
66 std::string getCause() { return cause; }
67 int getCode() { return code; }
68 const std::string getCause() const { return cause; }
69 const int getCode() const { return code; }
68
69 void process(); // process event
70
71 virtual const char *description() const;
70
71 void process(); // process event
72
73 virtual const char *description() const;
74};
72
75
76class LocalSimLoopExitEvent : public Event
77{
78 protected:
79 // string explaining why we're terminating
80 std::string cause;
81 int code;
82 Tick repeat;
83
84 public:
85 LocalSimLoopExitEvent();
86 LocalSimLoopExitEvent(const std::string &_cause, int c, Tick repeat = 0,
87 bool serialize = false);
88
89 const std::string getCause() const { return cause; }
90 const int getCode() const { return code; }
91
92 void process(); // process event
93
94 virtual const char *description() const;
95
73 virtual void serialize(std::ostream &os);
74 virtual void unserialize(Checkpoint *cp, const std::string &section);
96 virtual void serialize(std::ostream &os);
97 virtual void unserialize(Checkpoint *cp, const std::string &section);
98 virtual void unserialize(Checkpoint *cp, const std::string &section,
99 EventQueue *eventq);
75 static Serializable *createForUnserialize(Checkpoint *cp,
76 const std::string &section);
77};
78
79class CountedDrainEvent : public Event
80{
81 private:
82 // Count of how many objects have not yet drained
83 int count;
84
85 public:
86 CountedDrainEvent();
87
88 void process();
89
90 void setCount(int _count) { count = _count; }
91
100 static Serializable *createForUnserialize(Checkpoint *cp,
101 const std::string &section);
102};
103
104class CountedDrainEvent : public Event
105{
106 private:
107 // Count of how many objects have not yet drained
108 int count;
109
110 public:
111 CountedDrainEvent();
112
113 void process();
114
115 void setCount(int _count) { count = _count; }
116
92 int getCount() { return count; }
117 const int getCount() const { return count; }
93};
94
95//
96// Event class to terminate simulation after 'n' related events have
97// occurred using a shared counter: used to terminate when *all*
98// threads have reached a particular instruction count
99//
100class CountedExitEvent : public Event

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119
120//
121// Event class to terminate simulation after 'n' related events have
122// occurred using a shared counter: used to terminate when *all*
123// threads have reached a particular instruction count
124//
125class CountedExitEvent : public Event

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