MachineID.hh revision 10301:44839e8febbd 
1/*
2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
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#ifndef __MEM_RUBY_SYSTEM_MACHINEID_HH__
30#define __MEM_RUBY_SYSTEM_MACHINEID_HH__
31
32#include <iostream>
33#include <string>
34
35#include "base/cprintf.hh"
36#include "mem/protocol/MachineType.hh"
37
38struct MachineID
39{
40    MachineType type;
41    //! range: 0 ... number of this machine's components in system - 1
42    NodeID num;
43
44    MachineType getType() const { return type; }
45    NodeID getNum() const { return num; }
46};
47
48inline std::string
49MachineIDToString(MachineID machine)
50{
51    return csprintf("%s_%d", MachineType_to_string(machine.type), machine.num);
52}
53
54inline bool
55operator==(const MachineID & obj1, const MachineID & obj2)
56{
57    return (obj1.type == obj2.type && obj1.num == obj2.num);
58}
59
60inline bool
61operator!=(const MachineID & obj1, const MachineID & obj2)
62{
63    return (obj1.type != obj2.type || obj1.num != obj2.num);
64}
65
66// Output operator declaration
67std::ostream& operator<<(std::ostream& out, const MachineID& obj);
68
69inline std::ostream&
70operator<<(std::ostream& out, const MachineID& obj)
71{
72    if ((obj.type < MachineType_NUM) && (obj.type >= MachineType_FIRST)) {
73        out << MachineType_to_string(obj.type);
74    } else {
75        out << "NULL";
76    }
77    out << "-";
78    out << obj.num;
79    out << std::flush;
80    return out;
81}
82
83#endif // __MEM_RUBY_SYSTEM_MACHINEID_HH__
84