More progress on checkpointing... we can now write out a checkpoint and read it back in,
[gem5.git] / sim / sim_object.hh
1 /*
2 * Copyright (c) 2003 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
29 /* @file
30 * User Console Definitions
31 */
32
33 #ifndef __SIM_OBJECT_HH__
34 #define __SIM_OBJECT_HH__
35
36 #include <map>
37 #include <list>
38 #include <vector>
39 #include <iostream>
40
41 #include "sim/serialize.hh"
42
43 /*
44 * Abstract superclass for simulation objects. Represents things that
45 * correspond to physical components and can be specified via the
46 * config file (CPUs, caches, etc.).
47 */
48 class SimObject : public Serializeable
49 {
50 private:
51 friend class Serializer;
52
53 typedef std::vector<SimObject *> SimObjectList;
54
55 // list of all instantiated simulation objects
56 static SimObjectList simObjectList;
57
58 public:
59 SimObject(const std::string &_name);
60
61 virtual ~SimObject() {}
62
63 // register statistics for this object
64 virtual void regStats();
65 virtual void regFormulas();
66
67 // print extra results for this object not covered by registered
68 // statistics (called at end of simulation)
69 virtual void printExtraOutput(std::ostream&);
70
71 // static: call reg_stats on all SimObjects
72 static void regAllStats();
73
74 // static: call printExtraOutput on all SimObjects
75 static void printAllExtraOutput(std::ostream&);
76 };
77
78 #endif // __SIM_OBJECT_HH__