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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 __ELEMENT_ASSOCIATION_HPP_INCLUDED
#define __ELEMENT_ASSOCIATION_HPP_INCLUDED
#include <list>
#include "frontend/ast/AstNode.hpp"
#include "frontend/misc/RangeSet.hpp"
namespace ast {
//! one particular element association.
/** This class represents VHDL element associations of an Aggregate.
*/
class ElementAssociation : public AstNode {
public:
//! c'tor
/** @param formalChoices the formal (target) part containing a list
* of Expressions.
* @param actualExpression the actual (source) part containing the
* actual value to be used.
*/
ElementAssociation(
std::list<Expression*> *formalChoices,
Expression *actualExpression,
Location loc
) : AstNode(loc),
choices(formalChoices),
actual(actualExpression),
range(NULL) {}
//! 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 {
util::MiscUtil::listPut(this->choices, stream, " | ");
stream << " => " << this->actual;
}
/** formal part */
std::list<Expression*> *choices;
/** actual part */
Expression *actual;
/** RangeSet containing the locally static values of the choices.
* May not be set in one corner case.
*/
RangeSet *range;
protected:
/** Destructor */
virtual ~ElementAssociation(void) {
util::MiscUtil::lterminate(this->choices);
util::MiscUtil::terminate(this->actual);
delete this->range;
}
};
}; /* namespace ast */
#endif /* __ELEMENT_ASSOCIATION_HPP_INCLUDED */
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