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/********************* */
/*! \file quant_split.h
** \verbatim
** Original author: Andrew Reynolds
** Major contributors: none
** Minor contributors (to current version): none
** This file is part of the CVC4 project.
** Copyright (c) 2009-2014 New York University and The University of Iowa
** See the file COPYING in the top-level source directory for licensing
** information.\endverbatim
**
** \brief dynamic quantifiers splitting
**/
#include "cvc4_private.h"
#ifndef __CVC4__THEORY__QUANT_SPLIT_H
#define __CVC4__THEORY__QUANT_SPLIT_H
#include "theory/quantifiers_engine.h"
#include "context/cdo.h"
namespace CVC4 {
namespace theory {
namespace quantifiers {
class QuantDSplit : public QuantifiersModule {
typedef context::CDHashSet<Node, NodeHashFunction> NodeSet;
private:
/** list of relevant quantifiers asserted in the current context */
std::map< Node, int > d_quant_to_reduce;
/** whether we have instantiated quantified formulas */
NodeSet d_added_split;
public:
QuantDSplit( QuantifiersEngine * qe, context::Context* c );
/** determine whether this quantified formula will be reduced */
void preRegisterQuantifier( Node q );
/* whether this module needs to check this round */
bool needsCheck( Theory::Effort e );
/* Call during quantifier engine's check */
void check( Theory::Effort e, unsigned quant_e );
/* Called for new quantifiers */
void registerQuantifier( Node q ) {}
void assertNode( Node n ) {}
/** Identify this module (for debugging, dynamic configuration, etc..) */
std::string identify() const { return "QuantDSplit"; }
};
}
}
}
#endif
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