+/*
+ * Copyright (C) 1995-2008 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.
+ */
+
+/**
+ * @file
+ * @brief PBQP nodes.
+ * @date 02.10.2008
+ * @author Sebastian Buchwald
+ * @version $Id$
+ */
+#include "config.h"
+
#include "adt/array.h"
#include "assert.h"
unsigned edge_index;
unsigned edge_length = pbqp_node_get_degree(node);
pbqp_node *copy = obstack_alloc(&pbqp->obstack, sizeof(*node));
+
assert(copy);
copy->edges = NEW_ARR_F(pbqp_edge *, 0);
for (edge_index = 0; edge_index < edge_length; ++edge_index) {
- pbqp_edge *edge_copy;
- pbqp_edge *edge = node->edges[edge_index];
- int is_src = edge->src == node;
+ pbqp_edge *edge_copy = NULL;
+ pbqp_edge *edge = node->edges[edge_index];
+ int is_src = edge->src == node;
if (is_src) {
unsigned other_index = edge->tgt->bucket_index;
for (index = 0; index < degree; ++index) {
if (other_copy->edges[index]->src == node) {
- edge_copy = other_copy->edges[index];
+ edge_copy = other_copy->edges[index];
+ edge_copy->src = copy;
break;
}
}
for (index = 0; index < degree; ++index) {
if (other_copy->edges[index]->tgt == node) {
- edge_copy = other_copy->edges[index];
+ edge_copy = other_copy->edges[index];
+ edge_copy->tgt = copy;
break;
}
}