76 lines
3.0 KiB
C++
Executable File
76 lines
3.0 KiB
C++
Executable File
/***********************************************************************************
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CryptoMiniSat -- Copyright (c) 2009 Mate Soos
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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**************************************************************************************************/
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#ifndef CLAUSECLEANER_H
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#define CLAUSECLEANER_H
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#ifdef _MSC_VER
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#include <msvc/stdint.h>
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#else
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#include <stdint.h>
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#endif //_MSC_VER
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#include "Solver.h"
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#include "Subsumer.h"
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#include "XorSubsumer.h"
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class ClauseCleaner
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{
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public:
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ClauseCleaner(Solver& solver);
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enum ClauseSetType {clauses, xorclauses, learnts, binaryClauses, simpClauses, xorSimpClauses};
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void cleanClauses(vec<Clause*>& cs, ClauseSetType type, const uint limit = 0);
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void cleanClausesBewareNULL(vec<ClauseSimp>& cs, ClauseSetType type, Subsumer& subs, const uint limit = 0);
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void cleanXorClausesBewareNULL(vec<XorClauseSimp>& cs, ClauseSetType type, XorSubsumer& subs, const uint limit = 0);
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const bool cleanClauseBewareNULL(ClauseSimp c, Subsumer& subs);
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const bool cleanXorClauseBewareNULL(XorClauseSimp c, XorSubsumer& subs);
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void cleanClauses(vec<XorClause*>& cs, ClauseSetType type, const uint limit = 0);
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void removeSatisfied(vec<Clause*>& cs, ClauseSetType type, const uint limit = 0);
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void removeSatisfied(vec<XorClause*>& cs, ClauseSetType type, const uint limit = 0);
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void removeAndCleanAll(const bool nolimit = false);
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bool satisfied(const Clause& c) const;
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bool satisfied(const XorClause& c) const;
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void moveBinClausesToBinClauses();
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private:
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const bool cleanClause(XorClause& c);
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const bool cleanClause(Clause*& c);
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uint lastNumUnitarySat[6];
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uint lastNumUnitaryClean[6];
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Solver& solver;
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};
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inline void ClauseCleaner::removeAndCleanAll(const bool nolimit)
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{
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//uint limit = std::min((uint)((double)solver.order_heap.size() * PERCENTAGECLEANCLAUSES), FIXCLEANREPLACE);
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uint limit = (double)solver.order_heap.size() * PERCENTAGECLEANCLAUSES;
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if (nolimit) limit = 0;
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removeSatisfied(solver.binaryClauses, ClauseCleaner::binaryClauses, limit);
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cleanClauses(solver.clauses, ClauseCleaner::clauses, limit);
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cleanClauses(solver.xorclauses, ClauseCleaner::xorclauses, limit);
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cleanClauses(solver.learnts, ClauseCleaner::learnts, limit);
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}
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#endif //CLAUSECLEANER_H
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