src/theory/bv/bv_eager_solver.h

   1 /*********************                                                        */
   2 /*! \file bv_eager_solver.h
   3  ** \verbatim
   4  ** Top contributors (to current version):
   5  **   Liana Hadarean, Mathias Preiner, Tim King
   6  ** This file is part of the CVC4 project.
   7  ** Copyright (c) 2009-2019 by the authors listed in the file AUTHORS
   8  ** in the top-level source directory) and their institutional affiliations.
   9  ** All rights reserved.  See the file COPYING in the top-level source
  10  ** directory for licensing information.\endverbatim
  11  **
  12  ** \brief Eager bit-blasting solver.
  13  **
  14  ** Eager bit-blasting solver.
  15  **/
  16
  17 #include "cvc4_private.h"
  18
  19 #ifndef CVC4__THEORY__BV__BV_EAGER_SOLVER_H
  20 #define CVC4__THEORY__BV__BV_EAGER_SOLVER_H
  21
  22 #include <unordered_set>
  23 #include <vector>
  24
  25 #include "expr/node.h"
  26 #include "proof/resolution_bitvector_proof.h"
  27 #include "theory/bv/theory_bv.h"
  28 #include "theory/theory_model.h"
  29
  30 namespace CVC4 {
  31 namespace theory {
  32 namespace bv {
  33
  34 class EagerBitblaster;
  35 class AigBitblaster;
  36
  37 /**
  38  * BitblastSolver
  39  */
  40 class EagerBitblastSolver {
  41  public:
  42   EagerBitblastSolver(context::Context* c, theory::bv::TheoryBV* bv);
  43   ~EagerBitblastSolver();
  44   bool checkSat();
  45   void assertFormula(TNode formula);
  46
  47   void turnOffAig();
  48   bool isInitialized();
  49   void initialize();
  50   bool collectModelInfo(theory::TheoryModel* m, bool fullModel);
  51   void setProofLog(proof::BitVectorProof* bvp);
  52
  53  private:
  54   context::CDHashSet<Node, NodeHashFunction> d_assertionSet;
  55   context::CDHashSet<Node, NodeHashFunction> d_assumptionSet;
  56   context::Context* d_context;
  57
  58   /** Bitblasters */
  59   std::unique_ptr<EagerBitblaster> d_bitblaster;
  60   std::unique_ptr<AigBitblaster> d_aigBitblaster;
  61   bool d_useAig;
  62
  63   TheoryBV* d_bv;
  64   proof::BitVectorProof* d_bvp;
  65 };  // class EagerBitblastSolver
  66
  67 }  // namespace bv
  68 }  // namespace theory
  69 }  // namespace CVC4
  70
  71 #endif  // CVC4__THEORY__BV__BV_EAGER_SOLVER_H