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Diffstat (limited to 'src/theory/model_manager_distributed.cpp')
-rw-r--r-- | src/theory/model_manager_distributed.cpp | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/src/theory/model_manager_distributed.cpp b/src/theory/model_manager_distributed.cpp new file mode 100644 index 000000000..c2e1d6521 --- /dev/null +++ b/src/theory/model_manager_distributed.cpp @@ -0,0 +1,88 @@ +/********************* */ +/*! \file model_manager_distributed.cpp + ** \verbatim + ** Top contributors (to current version): + ** Andrew Reynolds + ** This file is part of the CVC4 project. + ** Copyright (c) 2009-2020 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 distributed approach for model generation. + **/ + +#include "theory/model_manager_distributed.h" + +#include "theory/theory_engine.h" +#include "theory/theory_model.h" + +namespace CVC4 { +namespace theory { + +ModelManagerDistributed::ModelManagerDistributed( + TheoryEngine& te, EqEngineManagerDistributed& eem) + : ModelManager(te), d_eem(eem) +{ +} + +ModelManagerDistributed::~ModelManagerDistributed() {} + +bool ModelManagerDistributed::prepareModel() +{ + Trace("model-builder") << "ModelManagerDistributed: reset model..." + << std::endl; + + // push/pop to clear the equality engine of the model + context::Context* meec = d_eem.getModelEqualityEngineContext(); + meec->pop(); + meec->push(); + + // Collect model info from the theories + Trace("model-builder") << "ModelManagerDistributed: Collect model info..." + << std::endl; + // Consult each active theory to get all relevant information concerning the + // model, which includes both dump their equality information and assigning + // values. Notice the order of theories here is important and is the same + // as the list in CVC4_FOR_EACH_THEORY in theory_engine.cpp. + for (TheoryId theoryId = theory::THEORY_FIRST; theoryId < theory::THEORY_LAST; + ++theoryId) + { + if (!d_logicInfo.isTheoryEnabled(theoryId)) + { + // theory not active, skip + continue; + } + Theory* t = d_te.theoryOf(theoryId); + Trace("model-builder") << " CollectModelInfo on theory: " << theoryId + << std::endl; + if (!t->collectModelInfo(d_model)) + { + Trace("model-builder") + << "ModelManagerDistributed: fail collect model info" << std::endl; + return false; + } + } + + if (!collectModelBooleanVariables()) + { + Trace("model-builder") << "ModelManagerDistributed: fail Boolean variables" + << std::endl; + return false; + } + + return true; +} + +bool ModelManagerDistributed::finishBuildModel() const +{ + if (!d_modelBuilder->buildModel(d_model)) + { + Trace("model-builder") << "ModelManager: fail build model" << std::endl; + return false; + } + return true; +} + +} // namespace theory +} // namespace CVC4 |