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29 // NetDest specifies the network destination of a NetworkMessage
30 // This is backward compatible with the Set class that was previously
31 // used to specify network destinations.
32 // NetDest supports both node networks and component networks
34 #ifndef __MEM_RUBY_COMMON_NETDEST_HH__
35 #define __MEM_RUBY_COMMON_NETDEST_HH__
40 #include "debug/RubyMemory.hh"
41 #include "mem/protocol/MachineType.hh"
42 #include "mem/ruby/common/Global.hh"
43 #include "mem/ruby/common/Set.hh"
44 #include "mem/ruby/system/MachineID.hh"
45 #include "mem/ruby/system/NodeID.hh"
51 // creates and empty set
53 explicit NetDest(int bit_size);
55 NetDest& operator=(const Set& obj);
60 void add(MachineID newElement);
61 void addNetDest(const NetDest& netDest);
63 void setNetDest(MachineType machine, const Set& set);
64 void remove(MachineID oldElement);
65 void removeNetDest(const NetDest& netDest);
68 void broadcast(MachineType machine);
70 bool isEqual(const NetDest& netDest);
72 // return the logical OR of this netDest and orNetDest
73 NetDest OR(const NetDest& orNetDest) const;
75 // return the logical AND of this netDest and andNetDest
76 NetDest AND(const NetDest& andNetDest) const;
78 // Returns true if the intersection of the two netDests is non-empty
79 bool intersectionIsNotEmpty(const NetDest& other_netDest) const;
81 // Returns true if the intersection of the two netDests is empty
82 bool intersectionIsEmpty(const NetDest& other_netDest) const;
84 bool isSuperset(const NetDest& test) const;
85 bool isSubset(const NetDest& test) const { return test.isSuperset(*this); }
86 bool isElement(MachineID element) const;
87 bool isBroadcast() const;
90 // For Princeton Network
91 std::vector<NodeID> getAllDest();
93 MachineID smallestElement() const;
94 MachineID smallestElement(MachineType machine) const;
97 int getSize() const { return m_bits.size(); }
99 // get element for a index
100 NodeID elementAt(MachineID index);
102 void print(std::ostream& out) const;
105 // returns a value >= MachineType_base_level("this machine")
106 // and < MachineType_base_level("next highest machine")
108 vecIndex(MachineID m) const
110 int vec_index = MachineType_base_level(m.type);
111 assert(vec_index < m_bits.size());
116 bitIndex(NodeID index) const
121 std::vector<Set> m_bits; // a vector of bit vectors - i.e. Sets
125 operator<<(std::ostream& out, const NetDest& obj)
132 #endif // __MEM_RUBY_COMMON_NETDEST_HH__