diff options
Diffstat (limited to 'src/theory/quantifiers/candidate_generator.h')
| -rw-r--r-- | src/theory/quantifiers/candidate_generator.h | 28 |
1 files changed, 21 insertions, 7 deletions
diff --git a/src/theory/quantifiers/candidate_generator.h b/src/theory/quantifiers/candidate_generator.h index fb120dd08..18ef6a086 100644 --- a/src/theory/quantifiers/candidate_generator.h +++ b/src/theory/quantifiers/candidate_generator.h @@ -1,13 +1,13 @@ /********************* */ /*! \file candidate_generator.h ** \verbatim - ** Original author: Morgan Deters - ** Major contributors: Andrew Reynolds - ** Minor contributors (to current version): none + ** Top contributors (to current version): + ** Morgan Deters, Andrew Reynolds, Clark Barrett ** 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 + ** 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 Theory uf candidate generator **/ @@ -23,6 +23,10 @@ namespace CVC4 { namespace theory { +namespace quantifiers { + class TermArgTrie; +} + class QuantifiersEngine; namespace inst { @@ -79,6 +83,9 @@ private: //instantiator pointer QuantifiersEngine* d_qe; //the equality class iterator + unsigned d_op_arity; + std::vector< quantifiers::TermArgTrie* > d_tindex; + std::vector< std::map< TNode, quantifiers::TermArgTrie >::iterator > d_tindex_iter; eq::EqClassIterator d_eqc_iter; //std::vector< Node > d_eqc; int d_term_iter; @@ -88,17 +95,22 @@ private: cand_term_db, cand_term_ident, cand_term_eqc, + cand_term_tindex, + cand_term_none, }; short d_mode; bool isLegalOpCandidate( Node n ); Node d_n; + std::map< Node, bool > d_exclude_eqc; public: - CandidateGeneratorQE( QuantifiersEngine* qe, Node op ); + CandidateGeneratorQE( QuantifiersEngine* qe, Node pat ); ~CandidateGeneratorQE() throw() {} void resetInstantiationRound(); void reset( Node eqc ); Node getNextCandidate(); + void excludeEqc( Node r ) { d_exclude_eqc[r] = true; } + bool isExcludedEqc( Node r ) { return d_exclude_eqc.find( r )!=d_exclude_eqc.end(); } }; class CandidateGeneratorQELitEq : public CandidateGenerator @@ -108,6 +120,8 @@ private: eq::EqClassesIterator d_eq; //equality you are trying to match equalities for Node d_match_pattern; + Node d_match_gterm; + bool d_do_mgt; //einstantiator pointer QuantifiersEngine* d_qe; public: |