//
// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
//
// TupleAssignment.cc --
//
// Author           : Rodolfo G. Esteves
// Created On       : Mon May 18 07:44:20 2015
// Last Modified By : Peter A. Buhr
// Last Modified On : Mon May 18 15:02:53 2015
// Update Count     : 2
//

#include <iterator>
#include <iostream>
#include <cassert>
#include "Tuples.h"
#include "GenPoly/PolyMutator.h"
#include "SynTree/Statement.h"

namespace Tuples {
	class TupleAssignExpander : public GenPoly::PolyMutator {
	public:
		virtual Expression * mutate( TupleAssignExpr * tupleExpr );
	};

	void expandTuples( std::list< Declaration * > & translationUnit ) {
		TupleAssignExpander expander;
		mutateAll( translationUnit, expander );
	}

	Expression * TupleAssignExpander::mutate( TupleAssignExpr * tupleExpr ) {
		CompoundStmt * compoundStmt = new CompoundStmt( noLabels );
		std::list< Statement * > & stmts = compoundStmt->get_kids();
		for ( ObjectDecl * obj : tupleExpr->get_tempDecls() ) {
			stmts.push_back( new DeclStmt( noLabels, obj ) );
		}
		for ( Expression * assign : tupleExpr->get_assigns() ) {
			stmts.push_back( new ExprStmt( noLabels, assign ) );
		}
		tupleExpr->get_tempDecls().clear();
		tupleExpr->get_assigns().clear();
		delete tupleExpr;
		return new StmtExpr( compoundStmt );
	}

} // namespace Tuples

// Local Variables: //
// tab-width: 4 //
// mode: c++ //
// compile-command: "make install" //
// End: //