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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 __WHILE_LOOP_STAT_HPP_INCLUDED
#define __WHILE_LOOP_STAT_HPP_INCLUDED
#include "frontend/ast/LoopStat.hpp"
#include "frontend/ast/Expression.hpp"
namespace ast {
//! VHDL while loop.
/** a VHDL while loop statement. */
class WhileLoopStat : public LoopStat {
public:
//! c'tor
/** @param lbl optional label of the loop.
* @param stats sequential statements enclosed by the loop.
* @param cond while-condition of the loop.
* @param loc location of the while statement.
*/
WhileLoopStat(
std::string *lbl,
std::list<SeqStat*> *stats,
Expression *cond,
Location loc
) : LoopStat(lbl, stats, loc),
condition(cond) {}
//! 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 << "WHILE " << this->condition;
}
/** while condition */
Expression *condition;
protected:
/** Destructor */
virtual ~WhileLoopStat() {
util::MiscUtil::terminate(condition);
}
};
}; /* namespace ast */
#endif /* __WHILE_LOOP_STAT_HPP_INCLUDED */
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