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/*
 * Copyright 2001-2018 Adrian Thurston <thurston@colm.net>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to
 * deal in the Software without restriction, including without limitation the
 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
 * sell copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

#ifndef SWITCH_GOTO_LOOP_H
#define SWITCH_GOTO_LOOP_H

#include <iostream>
#include "goto.h"

/* Forwards. */
struct CodeGenData;
struct NameInst;
struct RedTransAp;
struct RedStateAp;
struct GenStateCond;

class GotoLoop
	: public Goto
{
public:
	GotoLoop( const CodeGenArgs &args ) 
		: Goto(args, Loop) {}

	virtual std::ostream &ACTION_SWITCH();
	virtual std::ostream &EXEC_FUNCS();
	virtual std::ostream &TO_STATE_ACTION_SWITCH();
	virtual std::ostream &FROM_STATE_ACTION_SWITCH();
	virtual std::ostream &EOF_ACTION_SWITCH();

	virtual void NFA_PUSH_ACTION( RedNfaTarg *targ );
	virtual void NFA_POP_TEST( RedNfaTarg *targ );
	virtual void NFA_FROM_STATE_ACTION_EXEC();

	virtual void FROM_STATE_ACTIONS();
	virtual void TO_STATE_ACTIONS();
	virtual void REG_ACTIONS();
	virtual void EOF_ACTIONS();
};

namespace C
{
	class GotoLoop
	:
		public ::GotoLoop
	{
	public:
		GotoLoop( const CodeGenArgs &args )
			: ::GotoLoop( args )
		{}
	};
}

#endif