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/****************************************************************************** |
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* Top contributors (to current version): |
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* Yoni Zohar, Mathias Preiner |
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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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* The static learning preprocessing pass. |
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*/ |
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#include "cvc5_private.h" |
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#ifndef CVC5__PREPROCESSING__PASSES__STATIC_LEARNING_H |
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#define CVC5__PREPROCESSING__PASSES__STATIC_LEARNING_H |
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#include "context/cdhashset.h" |
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#include "preprocessing/preprocessing_pass.h" |
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namespace cvc5 { |
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namespace preprocessing { |
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namespace passes { |
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class StaticLearning : public PreprocessingPass |
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{ |
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public: |
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StaticLearning(PreprocessingPassContext* preprocContext); |
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protected: |
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PreprocessingPassResult applyInternal( |
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AssertionPipeline* assertionsToPreprocess) override; |
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private: |
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/** Collect children of flattened AND term. */ |
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void flattenAnd(TNode node, std::vector<TNode>& children); |
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/** CD-cache for visiting nodes used by `flattenAnd`. */ |
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context::CDHashSet<Node> d_cache; |
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}; |
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} // namespace passes |
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} // namespace preprocessing |
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} // namespace cvc5 |
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#endif /* CVC5__PREPROCESSING__PASSES__STATIC_LEARNING_H */ |