MachineID.hh revision 7056 
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#include "mem/ruby/common/Global.hh"
38
39struct MachineID
40{
41    MachineType type;
42    int num;  // range: 0 ... number of this machine's components in system - 1
43};
44
45inline std::string
46MachineIDToString(MachineID machine)
47{
48    return csprintf("%s_%d", MachineType_to_string(machine.type), machine.num);
49}
50
51inline bool
52operator==(const MachineID & obj1, const MachineID & obj2)
53{
54    return (obj1.type == obj2.type && obj1.num == obj2.num);
55}
56
57inline bool
58operator!=(const MachineID & obj1, const MachineID & obj2)
59{
60    return (obj1.type != obj2.type || obj1.num != obj2.num);
61}
62
63// Output operator declaration
64std::ostream& operator<<(std::ostream& out, const MachineID& obj);
65
66inline std::ostream&
67operator<<(std::ostream& out, const MachineID& obj)
68{
69    if ((obj.type < MachineType_NUM) && (obj.type >= MachineType_FIRST)) {
70        out << MachineType_to_string(obj.type);
71    } else {
72        out << "NULL";
73    }
74    out << "-";
75    out << obj.num;
76    out << std::flush;
77    return out;
78}
79
80#endif // __MEM_RUBY_SYSTEM_MACHINEID_HH__
81