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/********************* */
/*! \file combination_engine.cpp
** \verbatim
** Top contributors (to current version):
** Andrew Reynolds
** This file is part of the CVC4 project.
** Copyright (c) 2009-2021 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 Management of a care graph based approach for theory combination.
**/
#include "theory/combination_engine.h"
#include "expr/node_visitor.h"
#include "theory/care_graph.h"
#include "theory/eager_proof_generator.h"
#include "theory/ee_manager_distributed.h"
#include "theory/model_manager.h"
#include "theory/model_manager_distributed.h"
#include "theory/shared_solver.h"
#include "theory/shared_solver_distributed.h"
#include "theory/theory_engine.h"
namespace CVC5 {
namespace theory {
CombinationEngine::CombinationEngine(TheoryEngine& te,
const std::vector<Theory*>& paraTheories,
ProofNodeManager* pnm)
: d_te(te),
d_valuation(&te),
d_pnm(pnm),
d_logicInfo(te.getLogicInfo()),
d_paraTheories(paraTheories),
d_eemanager(nullptr),
d_mmanager(nullptr),
d_sharedSolver(nullptr),
d_cmbsPg(pnm ? new EagerProofGenerator(pnm, te.getUserContext())
: nullptr)
{
}
CombinationEngine::~CombinationEngine() {}
void CombinationEngine::finishInit()
{
// create the equality engine, model manager, and shared solver
if (options::eeMode() == options::EqEngineMode::DISTRIBUTED)
{
// use the distributed shared solver
d_sharedSolver.reset(new SharedSolverDistributed(d_te, d_pnm));
// make the distributed equality engine manager
d_eemanager.reset(
new EqEngineManagerDistributed(d_te, *d_sharedSolver.get()));
// make the distributed model manager
d_mmanager.reset(new ModelManagerDistributed(d_te, *d_eemanager.get()));
}
else
{
Unhandled() << "CombinationEngine::finishInit: equality engine mode "
<< options::eeMode() << " not supported";
}
Assert(d_eemanager != nullptr);
// initialize equality engines in all theories, including quantifiers engine
// and the (provided) shared solver
d_eemanager->initializeTheories();
Assert(d_mmanager != nullptr);
// initialize the model manager, based on the notify object of this class
eq::EqualityEngineNotify* meen = getModelEqualityEngineNotify();
d_mmanager->finishInit(meen);
}
const EeTheoryInfo* CombinationEngine::getEeTheoryInfo(TheoryId tid) const
{
return d_eemanager->getEeTheoryInfo(tid);
}
void CombinationEngine::resetModel() { d_mmanager->resetModel(); }
void CombinationEngine::postProcessModel(bool incomplete)
{
d_eemanager->notifyModel(incomplete);
// postprocess with the model
d_mmanager->postProcessModel(incomplete);
}
theory::TheoryModel* CombinationEngine::getModel()
{
return d_mmanager->getModel();
}
SharedSolver* CombinationEngine::getSharedSolver()
{
return d_sharedSolver.get();
}
bool CombinationEngine::isProofEnabled() const { return d_cmbsPg != nullptr; }
eq::EqualityEngineNotify* CombinationEngine::getModelEqualityEngineNotify()
{
// by default, no notifications from model's equality engine
return nullptr;
}
void CombinationEngine::sendLemma(TrustNode trn, TheoryId atomsTo)
{
d_te.lemma(trn, LemmaProperty::NONE, atomsTo);
}
void CombinationEngine::resetRound()
{
// compute the relevant terms?
}
} // namespace theory
} // namespace CVC5
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