+};
+
+
+static INLINE affinity_node_t *get_affinity_info(const copy_opt_t *co, ir_node *irn) {
+ affinity_node_t find;
+
+ ASSERT_GS_AVAIL(co);
+
+ find.irn = irn;
+ return set_find(co->nodes, &find, sizeof(find), HASH_PTR(irn));
+}
+
+#define co_gs_nodes_begin(co) set_first((co)->nodes)
+#define co_gs_nodes_next(co) set_next((co)->nodes)
+#define co_gs_nodes_break(co) set_break((co)->nodes)
+#define co_gs_foreach_aff_node(co, aff_node) for (aff_node = co_gs_nodes_begin(co); aff_node; aff_node = co_gs_nodes_next(co))
+
+#define co_gs_foreach_neighb(aff_node, neighb) for (neighb = aff_node->neighbours; neighb; neighb = neighb->next)
+