2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
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
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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.
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
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29 #ifndef __MEM_RUBY_FILTERS_BLOCKBLOOMFILTER_HH__
30 #define __MEM_RUBY_FILTERS_BLOCKBLOOMFILTER_HH__
36 #include "mem/ruby/common/Address.hh"
37 #include "mem/ruby/common/Global.hh"
38 #include "mem/ruby/filters/AbstractBloomFilter.hh"
40 class BlockBloomFilter : public AbstractBloomFilter
43 BlockBloomFilter(std::string config);
47 void increment(const Address& addr);
48 void decrement(const Address& addr);
49 void merge(AbstractBloomFilter * other_filter);
50 void set(const Address& addr);
51 void unset(const Address& addr);
53 bool isSet(const Address& addr);
54 int getCount(const Address& addr);
56 int getIndex(const Address& addr);
57 int readBit(const int index);
58 void writeBit(const int index, const int value);
60 void print(std::ostream& out) const;
63 int get_index(const Address& addr);
65 std::vector<int> m_filter;
67 int m_filter_size_bits;
73 #endif // __MEM_RUBY_FILTERS_BLOCKBLOOMFILTER_HH__