/* ILEngineer - Crummy .NET Decompiler
 * Copyright (C) 2001-2002  Jay Freeman (saurik)
*/

/*
 *        Redistribution and use in source and binary
 * forms, with or without modification, are permitted
 * provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the
 *    above copyright notice, this list of conditions
 *    and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the
 *    above copyright notice, this list of conditions
 *    and the following disclaimer in the documentation
 *    and/or other materials provided with the
 *    distribution.
 * 3. The name of the author may not be used to endorse
 *    or promote products derived from this software
 *    without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
 * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
 * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#include "stdafx.h"
#include "ilengineer/Block.h"

#include "ilengineer/Ops/MSIL/Branch.h"
#include "ilengineer/Ops/MSIL/Switch.h"

namespace ILEngineer {

	void Block::ResetTargets() {
		for (StatementVector::iterator stI(m_Statements.begin()); stI != m_Statements.end(); stI++)
			if ((*stI)->isBlock())
				dynamic_cast<Block *>(*stI)->ResetTargets();
			else (*stI)->unTarget();
	}

	void Block::UpdateTargets() {
		Statement::Reference ref; Operation *op; // The Wonders of C++
		for (StatementVector::iterator stI(m_Statements.begin()); stI != m_Statements.end(); stI++)
			if ((*stI)->isBlock()) // If you can't read this, go home...
				dynamic_cast<Block *>(*stI)->UpdateTargets();
			else if (typeid(*(op = (*stI)->getOperations()[0])) == typeid(Ops::MSIL::Branch))
				if (Find(dynamic_cast<Ops::MSIL::Branch *>(op)->getTarget(), ref))
					dynamic_cast<Statement *>(*ref.stI)->setTarget();
	}

}