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/****************************************************************************** |
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* Top contributors (to current version): |
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* Andres Noetzli, Martin Brain, 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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* [[ Add one-line brief description here ]] |
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* |
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* [[ Add lengthier description here ]] |
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* \todo document this file |
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*/ |
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#include "cvc5_private.h" |
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#ifndef CVC5__THEORY__FP__THEORY_FP_REWRITER_H |
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#define CVC5__THEORY__FP__THEORY_FP_REWRITER_H |
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#include "theory/fp/fp_expand_defs.h" |
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#include "theory/theory_rewriter.h" |
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namespace cvc5 { |
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namespace theory { |
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namespace fp { |
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typedef RewriteResponse (*RewriteFunction) (TNode, bool); |
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class TheoryFpRewriter : public TheoryRewriter |
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{ |
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public: |
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TheoryFpRewriter(context::UserContext* u); |
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RewriteResponse preRewrite(TNode node) override; |
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RewriteResponse postRewrite(TNode node) override; |
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/** |
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* Rewrite an equality, in case special handling is required. |
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*/ |
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Node rewriteEquality(TNode equality) |
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{ |
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// often this will suffice |
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return postRewrite(equality).d_node; |
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} |
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/** Expand definitions in node */ |
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TrustNode expandDefinition(Node node) override; |
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protected: |
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/** TODO: document (projects issue #265) */ |
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RewriteFunction d_preRewriteTable[kind::LAST_KIND]; |
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RewriteFunction d_postRewriteTable[kind::LAST_KIND]; |
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RewriteFunction d_constantFoldTable[kind::LAST_KIND]; |
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/** The expand definitions module. */ |
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FpExpandDefs d_fpExpDef; |
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}; /* class TheoryFpRewriter */ |
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} // namespace fp |
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} // namespace theory |
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} // namespace cvc5 |
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#endif /* CVC5__THEORY__FP__THEORY_FP_REWRITER_H */ |