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/* $Id$
*
* For different symbol bearing nodes, determine the full vhdl path name.
*
* Copyright (C) 2008-2009 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 __SET_PATHNAME_HPP_INCLUDED
#define __SET_PATHNAME_HPP_INCLUDED
#include "frontend/visitor/TopDownVisitor.hpp"
#include <list>
namespace ast {
//! set the path name of any symbol.
/** This visitor will set the corresponding path name of any symbol.
* Dependencies: Any visitor that adds declarations *must* have been
* executed before. NormalizeAssocs is one example.
*/
class SetPathName : public TopDownVisitor {
public:
//! c'tor
SetPathName();
/** Visit a Library.
* @param node Library node that get's visited.
*/
virtual void visit(Library &node);
/** Visit an Entity declaration.
* @param node Entity Declaration node that get's visited.
*/
virtual void visit(Entity &node);
/** Visit an Architecture node.
* @param node Architecture node that get's visited.
*/
virtual void visit(Architecture &node);
/** Visit a Package node.
* @param node Package node that get's visited.
*/
virtual void visit(Package &node);
/** Visit a Process node.
* @param node Process node that get's visited.
*/
virtual void visit(Process &node);
/** Visit a FunctionDeclaration node.
* @param node FunctionDeclaration node that get's visited.
*/
virtual void visit(FunctionDeclaration &node);
/** Visit a ProcedureDeclaration node.
* @param node ProcedureDeclaration node that get's visited.
*/
virtual void visit(ProcedureDeclaration &node);
private:
/** process a generic SymbolDeclaration
* @param node SymbolDeclaration to process
*/
virtual void process(SymbolDeclaration &node);
//! Process a generic Callable.
/** This function will set the path name of a callable, adding
* suffix to it if not NULL.
*/
void processCallable(Callable &node, const std::string *pSuffix);
//! determine the current path name.
std::string getPath(void) const;
//! stack with entries of the current path.
std::list<std::string> currentPath;
//! counter to make unique path names for anonymous constructs.
int anonCounter;
};
}; /* namespace ast */
#endif /* __SET_PATHNAME_HPP_INCLUDED */
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