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Diffstat (limited to 'src/theory/quantifiers/quant_split.h')
-rw-r--r-- | src/theory/quantifiers/quant_split.h | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/src/theory/quantifiers/quant_split.h b/src/theory/quantifiers/quant_split.h new file mode 100644 index 000000000..d36824998 --- /dev/null +++ b/src/theory/quantifiers/quant_split.h @@ -0,0 +1,54 @@ +/********************* */ +/*! \file quant_split.h + ** \verbatim + ** Top contributors (to current version): + ** Andrew Reynolds, Tim King + ** This file is part of the CVC4 project. + ** Copyright (c) 2009-2016 by the authors listed in the file AUTHORS + ** in the top-level source directory) and their institutional affiliations. + ** All rights reserved. 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 |