-/* A value of a compound entity is a pair of a value and the corresponding
- member of the compound. */
-void add_compound_ent_value(entity *ent, ir_node *val, entity *member);
+/* The following type describes a path to a leave in the compound graph.
+ Node 0 in the path must be an entity of type tp given in the constructor. If
+ the type of this element is compound, the path node 1 is an element of the type
+ of node 0 an so forth, until an entity of atomic type is reached. */
+#ifndef _COMPOUND_GRAPH_PATH_TYPEDEF_
+#define _COMPOUND_GRAPH_PATH_TYPEDEF_
+typedef struct compound_graph_path compound_graph_path;
+#endif /* _COMPOUND_GRAPH_PATH_TYPEDEF_ */
+compound_graph_path *new_compound_graph_path(type *tp, int length);
+int is_compound_graph_path(void *thing);
+void free_compound_graph_path (compound_graph_path *gr);
+int get_compound_graph_path_length(compound_graph_path *gr);
+entity *get_compound_graph_path_node(compound_graph_path *gr, int pos);
+void set_compound_graph_path_node(compound_graph_path *gr, int pos, entity *node);
+
+/* A value of a compound entity is a pair of a value and the description of the
+ corresponding access path to the member of the compound. */
+void add_compound_ent_value_w_path(entity *ent, ir_node *val, compound_graph_path *path);
+void set_compound_ent_value_w_path(entity *ent, ir_node *val, compound_graph_path *path, int pos);