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/********************* */
/*! \file theory_fp_rewriter.h
** \verbatim
** Top contributors (to current version):
** Martin Brain
** This file is part of the CVC4 project.
** Copyright (c) 2009-2019 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 [[ Add one-line brief description here ]]
**
** [[ Add lengthier description here ]]
** \todo document this file
**/
#include "cvc4_private.h"
#ifndef __CVC4__THEORY__FP__THEORY_FP_REWRITER_H
#define __CVC4__THEORY__FP__THEORY_FP_REWRITER_H
#include "theory/rewriter.h"
namespace CVC4 {
namespace theory {
namespace fp {
typedef RewriteResponse (*RewriteFunction) (TNode, bool);
class TheoryFpRewriter {
protected :
static RewriteFunction preRewriteTable[kind::LAST_KIND];
static RewriteFunction postRewriteTable[kind::LAST_KIND];
static RewriteFunction constantFoldTable[kind::LAST_KIND];
public:
static RewriteResponse preRewrite(TNode node);
static RewriteResponse postRewrite(TNode node);
/**
* Rewrite an equality, in case special handling is required.
*/
static Node rewriteEquality(TNode equality) {
// often this will suffice
return postRewrite(equality).node;
}
static void init();
/**
* Shut down the rewriter.
*/
static inline void shutdown() {
// nothing to do
}
};/* class TheoryFpRewriter */
}/* CVC4::theory::fp namespace */
}/* CVC4::theory namespace */
}/* CVC4 namespace */
#endif /* __CVC4__THEORY__FP__THEORY_FP_REWRITER_H */
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