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Diffstat (limited to 'src/mem/ruby/system/GenericBloomFilter.hh')
-rw-r--r-- | src/mem/ruby/system/GenericBloomFilter.hh | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/src/mem/ruby/system/GenericBloomFilter.hh b/src/mem/ruby/system/GenericBloomFilter.hh new file mode 100644 index 000000000..91cfdfd6e --- /dev/null +++ b/src/mem/ruby/system/GenericBloomFilter.hh @@ -0,0 +1,96 @@ + +/* + * 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. + */ + +/* + * GenericBloomFilter.h + * + * Description: + * + * + */ + +#ifndef GENERIC_BLOOM_FILTER_H +#define GENERIC_BLOOM_FILTER_H + +#include "Global.hh" +#include "AbstractChip.hh" +#include "RubyConfig.hh" +#include "Address.hh" +#include "AbstractBloomFilter.hh" + +class GenericBloomFilter { +public: + + // Constructors + GenericBloomFilter(AbstractChip* chip_ptr, string config); + + void clear(); + void increment(const Address& addr); + void decrement(const Address& addr); + void merge(GenericBloomFilter * other_filter); + void set(const Address& addr); + void unset(const Address& addr); + AbstractBloomFilter * getFilter(){ + return m_filter; + } + + bool isSet(const Address& addr); + + int getCount(const Address& addr); + + int getTotalCount(); + + int getIndex(const Address& addr); + int readBit(const int index); + void writeBit(const int index, const int value); + + void print(ostream& out) const; + void printConfig(ostream& out) { out << "GenericBloomFilter" << endl; } + + // Destructor + ~GenericBloomFilter(); + + +private: + + AbstractChip* m_chip_ptr; + AbstractBloomFilter* m_filter; +}; + +// Output operator definition +extern inline +ostream& operator<<(ostream& out, const GenericBloomFilter& obj) +{ + obj.print(out); + out << flush; + return out; +} + + +#endif |