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/* $Id$
*
* Copyright (C) 2007-2009 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 __TEMPORARY_NAME_HPP_INCLUDED
#define __TEMPORARY_NAME_HPP_INCLUDED
#include "frontend/ast/PrefixedName.hpp"
namespace ast {
//! An indexed name or slice name, resulting in a temporary.
/** This class represents a VHDL indexed name or slice name. The index or
* slice expression is stored as prefix, while the actual name is NULL,
* because the VHDL grammar doesn't really represent a named object at this
* point, but rather a temporary one.
* In particular, a temporary name cannot be used for a procedure call or a
* function call (as there would be no indication of what procedure or
* function to call).
*/
class TemporaryName : public PrefixedName {
public:
//! c'tor
/** @param pre prefix of the name
* @param loc corresponding location
*/
TemporaryName(
Expression *pre,
Location loc
) : PrefixedName(NULL, pre, std::list<Symbol*>(), loc) {}
//! Accept a Visitor.
/** All leaf AST nodes need to implement this method.
*
* @param visitor the Visitor that can visit this node.
*/
virtual void accept(Visitor &visitor) {
visitor.visit(*this);
}
/** Put a textual representation of the AstNode on the stream.
* @param stream stream to put the textual representation to.
*/
virtual void put(std::ostream &stream) const {
stream << this->prefix;
}
protected:
//! d'tor
virtual ~TemporaryName() {}
};
}; /* namespace ast */
#endif /* __TEMPORARY_NAME_HPP_INCLUDED */
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