1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
/*
* Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
// NetDest specifies the network destination of a NetworkMessage
// This is backward compatible with the Set class that was previously
// used to specify network destinations.
// NetDest supports both node networks and component networks
#ifndef __MEM_RUBY_COMMON_NETDEST_HH__
#define __MEM_RUBY_COMMON_NETDEST_HH__
#include <iostream>
#include <vector>
#include "mem/protocol/MachineType.hh"
#include "mem/ruby/common/Global.hh"
#include "mem/ruby/common/Set.hh"
#include "mem/ruby/system/MachineID.hh"
#include "mem/ruby/system/NodeID.hh"
class NetDest
{
public:
// Constructors
// creates and empty set
NetDest();
explicit NetDest(int bit_size);
NetDest& operator=(const Set& obj);
~NetDest()
{
DPRINTF(RubyMemory, "NetDest Destructor\n");
}
void add(MachineID newElement);
void addNetDest(const NetDest& netDest);
void addRandom();
void setNetDest(MachineType machine, const Set& set);
void remove(MachineID oldElement);
void removeNetDest(const NetDest& netDest);
void clear();
void broadcast();
void broadcast(MachineType machine);
int count() const;
bool isEqual(const NetDest& netDest);
// return the logical OR of this netDest and orNetDest
NetDest OR(const NetDest& orNetDest) const;
// return the logical AND of this netDest and andNetDest
NetDest AND(const NetDest& andNetDest) const;
// Returns true if the intersection of the two netDests is non-empty
bool intersectionIsNotEmpty(const NetDest& other_netDest) const;
// Returns true if the intersection of the two netDests is empty
bool intersectionIsEmpty(const NetDest& other_netDest) const;
bool isSuperset(const NetDest& test) const;
bool isSubset(const NetDest& test) const { return test.isSuperset(*this); }
bool isElement(MachineID element) const;
bool isBroadcast() const;
bool isEmpty() const;
// For Princeton Network
std::vector<NodeID> getAllDest();
MachineID smallestElement() const;
MachineID smallestElement(MachineType machine) const;
void resize();
int getSize() const { return m_bits.size(); }
// get element for a index
NodeID elementAt(MachineID index);
void print(std::ostream& out) const;
private:
// returns a value >= MachineType_base_level("this machine")
// and < MachineType_base_level("next highest machine")
int
vecIndex(MachineID m) const
{
int vec_index = MachineType_base_level(m.type);
assert(vec_index < m_bits.size());
return vec_index;
}
NodeID
bitIndex(NodeID index) const
{
return index;
}
std::vector<Set> m_bits; // a vector of bit vectors - i.e. Sets
};
inline std::ostream&
operator<<(std::ostream& out, const NetDest& obj)
{
obj.print(out);
out << std::flush;
return out;
}
#endif // __MEM_RUBY_COMMON_NETDEST_HH__
|
