2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
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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 "mem/ruby/common/Set.hh"
41 #include "mem/ruby/system/MachineID.hh"
47 // creates and empty set
49 explicit NetDest(int bit_size);
51 NetDest& operator=(const Set& obj);
56 void add(MachineID newElement);
57 void addNetDest(const NetDest& netDest);
59 void setNetDest(MachineType machine, const Set& set);
60 void remove(MachineID oldElement);
61 void removeNetDest(const NetDest& netDest);
64 void broadcast(MachineType machine);
66 bool isEqual(const NetDest& netDest) const;
68 // return the logical OR of this netDest and orNetDest
69 NetDest OR(const NetDest& orNetDest) const;
71 // return the logical AND of this netDest and andNetDest
72 NetDest AND(const NetDest& andNetDest) const;
74 // Returns true if the intersection of the two netDests is non-empty
75 bool intersectionIsNotEmpty(const NetDest& other_netDest) const;
77 // Returns true if the intersection of the two netDests is empty
78 bool intersectionIsEmpty(const NetDest& other_netDest) const;
80 bool isSuperset(const NetDest& test) const;
81 bool isSubset(const NetDest& test) const { return test.isSuperset(*this); }
82 bool isElement(MachineID element) const;
83 bool isBroadcast() const;
86 // For Princeton Network
87 std::vector<NodeID> getAllDest();
89 MachineID smallestElement() const;
90 MachineID smallestElement(MachineType machine) const;
93 int getSize() const { return m_bits.size(); }
95 // get element for a index
96 NodeID elementAt(MachineID index);
98 void print(std::ostream& out) const;
101 // returns a value >= MachineType_base_level("this machine")
102 // and < MachineType_base_level("next highest machine")
104 vecIndex(MachineID m) const
106 int vec_index = MachineType_base_level(m.type);
107 assert(vec_index < m_bits.size());
111 NodeID bitIndex(NodeID index) const { return index; }
113 std::vector<Set> m_bits; // a vector of bit vectors - i.e. Sets
117 operator<<(std::ostream& out, const NetDest& obj)
124 #endif // __MEM_RUBY_COMMON_NETDEST_HH__