+/*
+ * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
+
+/*
+ * Project: libFIRM
+ * File name: ir/be/benode.c
+ * Purpose: Backend node support for generic backend nodes.
+ * Author: Sebastian Hack
+ * Modified by: Michael Beck, Matthias Braun
+ * Created: 17.05.2005
+ * CVS-ID: $Id$
+ * Copyright: (c) 1998-2007 Universität Karlsruhe
+ * Licence: This file protected by GPL - GNU GENERAL PUBLIC LICENSE.
+ */
+
/**
* @file benode.c
* @date 17.05.2005
* @author Sebastian Hack
*
- * Backend node support.
- *
+ * Backend node support for generic backend nodes.
* This file provides Perm, Copy, Spill and Reload nodes.
- *
- * Copyright (C) 2005-2006 Universitaet Karlsruhe
- * Released under the GPL
*/
+
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
const arch_register_t *
be_node_get_irn_reg(const void *_self, const ir_node *irn)
{
- be_reg_data_t *r = retrieve_reg_data(irn);
+ be_reg_data_t *r;
+
+ if (get_irn_mode(irn) == mode_T)
+ return NULL;
+ r = retrieve_reg_data(irn);
return r->reg;
}