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/****************************************************************************** |
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* Top contributors (to current version): |
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* Andrew Reynolds |
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* |
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* This file is part of the cvc5 project. |
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* |
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* Copyright (c) 2009-2021 by the authors listed in the file AUTHORS |
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* in the top-level source directory and their institutional affiliations. |
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* All rights reserved. See the file COPYING in the top-level source |
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* directory for licensing information. |
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* **************************************************************************** |
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* |
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* Utility for quantifiers state. |
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*/ |
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#include "cvc5_private.h" |
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#ifndef CVC5__THEORY__QUANTIFIERS__QUANTIFIERS_STATE_H |
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#define CVC5__THEORY__QUANTIFIERS__QUANTIFIERS_STATE_H |
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#include "theory/quantifiers/quantifiers_statistics.h" |
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#include "theory/theory.h" |
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#include "theory/theory_state.h" |
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namespace cvc5 { |
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namespace theory { |
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namespace quantifiers { |
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/** |
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* The quantifiers state. |
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*/ |
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class QuantifiersState : public TheoryState |
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{ |
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public: |
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QuantifiersState(Env& env, |
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Valuation val, |
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const LogicInfo& logicInfo); |
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~QuantifiersState() {} |
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/** |
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* Increment the instantiation counters, called once at the beginning of when |
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* we perform a check with quantifiers engine for the given effort. |
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*/ |
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void incrementInstRoundCounters(Theory::Effort e); |
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/** |
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* Get whether we need to check at effort e based on the inst-when mode. This |
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* option determines the policy of quantifier instantiation and theory |
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* combination, e.g. does it run before, after, or interleaved with theory |
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* combination. This is based on the state of the counters maintained by this |
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* class. |
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*/ |
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bool getInstWhenNeedsCheck(Theory::Effort e) const; |
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/** Get the number of instantiation rounds performed in this SAT context */ |
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uint64_t getInstRoundDepth() const; |
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/** Get the total number of instantiation rounds performed */ |
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uint64_t getInstRounds() const; |
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/** debug print equality engine on trace c */ |
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void debugPrintEqualityEngine(const char* c) const; |
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/** get the logic info */ |
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const LogicInfo& getLogicInfo() const; |
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/** get the stats */ |
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QuantifiersStatistics& getStats(); |
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private: |
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/** The number of instantiation rounds in this SAT context */ |
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context::CDO<uint64_t> d_ierCounterc; |
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/** The number of total instantiation rounds (full effort) */ |
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uint64_t d_ierCounter; |
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/** The number of total instantiation rounds (last call effort) */ |
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uint64_t d_ierCounterLc; |
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/** |
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* A counter to remember the last value of d_ierCounterLc where we a |
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* full effort check. This is used for interleaving theory combination |
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* and quantifier instantiation rounds. |
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*/ |
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uint64_t d_ierCounterLastLc; |
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/** |
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* The number of instantiation rounds we run for each call to theory |
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* combination. |
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*/ |
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uint64_t d_instWhenPhase; |
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/** Information about the logic we're operating within. */ |
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const LogicInfo& d_logicInfo; |
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/** The statistics */ |
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QuantifiersStatistics d_statistics; |
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}; |
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} // namespace quantifiers |
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} // namespace theory |
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} // namespace cvc5 |
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#endif /* CVC5__THEORY__QUANTIFIERS__QUANTIFIERS_STATE_H */ |