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/* $Id$
*
* 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 __DATA_HPP_INCLUDED
#define __DATA_HPP_INCLUDED
#include <list>
#include "intermediate/container/TypeElement.hpp"
namespace intermediate {
//! different storage types (objects lying somewhere on the heap or stack)
enum StorageType {
//! plain variable.
STORAGE_TYPE_VARIABLE,
//! a driver of a signal
STORAGE_TYPE_DRIVER,
//! a signal (which however first needs to be created)
STORAGE_TYPE_SIGNAL
};
//! declaration of a data object
class Data : public Node {
public:
//! c'tor
/** @param n name of the data object
* @param st storage type of the object
* @param t type element of the data object
* @param rf resolution function (NULL means unresolved).
*/
Data(
std::string n,
enum StorageType st,
TypeElement *t,
std::string *rf
) : name(n), storage(st), dataType(t), resolver(rf),
nestingLevel(0) {}
//! Accept a Visitor.
/** All intermediate code nodes need to implement this method.
*
* @param v the Visitor that can visit this node.
*/
virtual void accept(Visitor& v) {
v.visit(*this);
}
/** name of the data object */
std::string name;
/** storage type */
enum StorageType storage;
/** type of the data object, eventually with initializer */
TypeElement *dataType;
/** resolution function (NULL means unresolved) */
std::string *resolver;
//! nesting level (outmost=0). @see CodeContainer.
unsigned int nestingLevel;
protected:
virtual ~Data() {
util::MiscUtil::terminate(this->dataType);
util::MiscUtil::terminate(this->resolver);
}
};
}; /* namespace intermediate */
#endif /* __DATA_HPP_INCLUDED */
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