2 * Copyright (C) 1995-2007 University of Karlsruhe. All right reserved.
4 * This file is part of libFirm.
6 * This file may be distributed and/or modified under the terms of the
7 * GNU General Public License version 2 as published by the Free Software
8 * Foundation and appearing in the file LICENSE.GPL included in the
9 * packaging of this file.
11 * Licensees holding valid libFirm Professional Edition licenses may use
12 * this file in accordance with the libFirm Commercial License.
13 * Agreement provided with the Software.
15 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
16 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * @breif Declares different kind of edges between nodes
24 * @author Sebastian Hack
26 #ifndef FIRM_IR_IREDGEKINDS_H
27 #define FIRM_IR_IREDGEKINDS_H
29 /** Supported Edge kinds. */
30 enum _ir_edge_kind_t {
31 EDGE_KIND_NORMAL, /**< Normal data flow edges. */
32 EDGE_KIND_BLOCK, /**< Block to Block control flow edges. */
33 EDGE_KIND_DEP, /**< Dependency edges. */
37 typedef enum _ir_edge_kind_t ir_edge_kind_t;
40 * It's ugly but we need this forward ref.
43 void edges_notify_edge_kind(ir_node *src, int pos, ir_node *tgt, ir_node *old_tgt, ir_edge_kind_t kind, ir_graph *irg);