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/* $Id$
*
* Abstract base class for all intermediate code nodes.
*
* Copyright (C) 2008-2009 FAUmachine Team <info@faumachine.org>.
* This program is free software. You can redistribute it and/or modify it
* under the terms of the GNU General Public License, either version 2 of
* the License, or (at your option) any later version. See COPYING.
*/
#ifndef __NODE_HPP_INCLUDED
#define __NODE_HPP_INCLUDED
#include "intermediate/visitor/Visitor.hpp"
#include "util/MiscUtil.hpp"
#include "util/GarbageCollect.hpp"
#include <list>
namespace intermediate {
//! base class for all visitible intermediate classes.
/** This class is an abstract base class for all intermediate
* code classes, that can get visited.
*/
class Node : public util::GarbageCollect {
public:
//! c'tor
Node() {}
//! Accept a Visitor.
/** All intermediate code nodes need to implement this method.
*
* @param visitor the Visitor that can visit this node.
*/
virtual void accept(Visitor &visitor) = 0;
//! shortcut type definition for integer annotations.
typedef std::pair<std::string, int> intAnnoT;
//! shortcut type definition for string annotations.
typedef std::pair<std::string, std::string> strAnnoT;
//! add an annotations in the form of name=int
/** @param name name of the annotation
* @param value integer value of the annotation
*/
void annotate(std::string name, int value) {
this->intAnnotations.push_back(intAnnoT(name, value));
}
//! add an annotations in the form of name="string"
/** @param name name of the annotation
* @param value string value of the annotation
*/
void annotate(std::string name, std::string value) {
this->strAnnotations.push_back(strAnnoT(name, value));
}
//! list of integer annotations
std::list<intAnnoT> intAnnotations;
//! list of string annotations
std::list<strAnnoT> strAnnotations;
protected:
/** virtual dummy d'tor. */
virtual ~Node() {}
};
}; /* namespace intermediate */
#endif /* __NODE_HPP_INCLUDED */
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