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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 __NEXT_STAT_HPP_INCLUDED
#define __NEXT_STAT_HPP_INCLUDED
#include "frontend/ast/ConditionedStat.hpp"
#include "frontend/ast/Expression.hpp"
#include "frontend/ast/LoopStat.hpp"
#include "frontend/ast/SimpleName.hpp"
namespace ast {
/** a vhdl next statement */
class NextStat : public ConditionedStat {
public:
//! c'tor
/** @param optCond condition that must be met (optional).
* @param optLabel label that identifies the referring loop
* (optional).
* @param loc location of the NextStat.
*/
NextStat(
Expression *optCond,
SimpleName *optLabel,
Location loc
) : ConditionedStat(optCond, loc),
loopLabel(optLabel),
referredLoop(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 {
stream << "NEXT";
if (this->loopLabel) {
stream << ' ' << this->loopLabel;
}
stream << ';';
}
/** Identifier of enclosing loop */
SimpleName *loopLabel;
/** loop statement being referred to. */
LoopStat *referredLoop;
protected:
/** Destructor */
virtual ~NextStat() {
util::MiscUtil::terminate(loopLabel);
//FIXME?
util::MiscUtil::terminate(referredLoop);
}
};
}; /* namespace ast */
#endif /* __NEXT_STAT_HPP_INCLUDED */
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