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44 #ifndef __BASE_ADDR_RANGE_MAP_HH__
45 #define __BASE_ADDR_RANGE_MAP_HH__
50 #include "base/addr_range.hh"
53 * The AddrRangeMap uses an STL map to implement an interval tree for
54 * address decoding. The value stored is a template type and can be
55 * e.g. a port identifier, or a pointer.
61 typedef std::map<AddrRange, V> RangeMap;
65 typedef typename RangeMap::iterator iterator;
66 typedef typename RangeMap::const_iterator const_iterator;
69 find(const AddrRange &r) const
73 i = tree.upper_bound(r);
75 if (i == tree.begin()) {
76 if (i->first.start <= r.end && i->first.end >= r.start)
79 // Nothing could match, so return end()
85 if (i->first.start <= r.end && i->first.end >= r.start)
92 find(const AddrRange &r)
96 i = tree.upper_bound(r);
98 if (i == tree.begin()) {
99 if (i->first.start <= r.end && i->first.end >= r.start)
102 // Nothing could match, so return end()
108 if (i->first.start <= r.end && i->first.end >= r.start)
115 find(const Addr &r) const
117 return find(RangeSize(r, 1));
123 return find(RangeSize(r, 1));
127 intersect(const AddrRange &r)
137 insert(const AddrRange &r, const V& d)
142 return tree.insert(std::make_pair(r, d)).first;
148 return tree.erase(k);
158 erase(iterator p, iterator q)
166 tree.erase(tree.begin(), tree.end());
206 #endif //__BASE_ADDR_RANGE_MAP_HH__