+/** state: loopinfo_state
+ Loop information describes the loops within the control and
+ data flow of the procedure. */
+typedef enum {
+ loopinfo_none = 0, /**< No loop information is constructed. Default. */
+ loopinfo_constructed = 1, /**< Some kind of loop information is constructed. */
+ loopinfo_valid = 2, /**< Loop information is valid. */
+ loopinfo_cf = 4, /**< Loop information constructed for control flow only. */
+ loopinfo_inter = 8, /**< Loop information for interprocedural view. */
+
+ loopinfo_for_firmjni = 16, /**< A hack for firmjni: all enums must differ as they
+ are used in a switch. */
+
+ /** IntRAprocedural loop information constructed and valid. */
+ loopinfo_consistent = loopinfo_constructed | loopinfo_valid,
+ /** IntRAprocedural loop information constructed and invalid. */
+ loopinfo_inconsistent = loopinfo_constructed | loopinfo_for_firmjni,
+
+ /** IntERprocedural loop information constructed and valid. */
+ loopinfo_ip_consistent = loopinfo_constructed | loopinfo_inter | loopinfo_valid,
+ /** IntERprocedural loop information constructed and invalid. */
+ loopinfo_ip_inconsistent = loopinfo_constructed | loopinfo_inter,
+
+ /** IntRAprocedural control loop information constructed and valid. */
+ loopinfo_cf_consistent = loopinfo_constructed | loopinfo_cf | loopinfo_valid,
+ /** IntRAprocedural control loop information constructed and invalid. */
+ loopinfo_cf_inconsistent = loopinfo_constructed | loopinfo_cf,
+
+ /** IntERprocedural control loop information constructed and valid. */
+ loopinfo_cf_ip_consistent = loopinfo_constructed | loopinfo_cf | loopinfo_inter | loopinfo_valid,
+ /** IntERprocedural control loop information constructed and invalid. */
+ loopinfo_cf_ip_inconsistent = loopinfo_constructed | loopinfo_cf | loopinfo_inter
+} irg_loopinfo_state;
+
+irg_loopinfo_state get_irg_loopinfo_state(ir_graph *irg);
+void set_irg_loopinfo_state(ir_graph *irg, irg_loopinfo_state s);
+/* Sets the loopinformation state to the appropriate inconsistent state.
+ If state is 'none' does not change. */
+void set_irg_loopinfo_inconsistent(ir_graph *irg);
+
+/** state: callee_information_state
+ * Call nodes contain a list of possible callees. This list must be
+ * computed by an anlysis.
+ *
+ * It's strange that this state is administered on irg basis, as the
+ * information must be computed for the whole program, or not?
+ */
+typedef enum {
+ irg_callee_info_none,
+ irg_callee_info_consistent,
+ irg_callee_info_inconsistent
+} irg_callee_info_state;
+irg_callee_info_state get_irg_callee_info_state(ir_graph *irg);
+void set_irg_callee_info_state(ir_graph *irg, irg_callee_info_state s);
+
+/** property:
+ * Tells how to handle an ir graph in inlineing.
+ */
+typedef enum {
+ irg_inline_any, /**< No restriction on inlineing. Default. */
+ irg_inline_forbidden, /**< The graph may not be inlined. */
+ irg_inline_recomended, /**< The graph should be inlined. */
+ irg_inline_forced /**< The graph must be inlined. */
+} irg_inline_property;
+irg_inline_property get_irg_inline_property(ir_graph *irg);
+void set_irg_inline_property(ir_graph *irg, irg_inline_property s);
+
+/** A void * field to link arbritary information to the node. */
+void set_irg_link (ir_graph *irg, void *thing);
+void *get_irg_link (ir_graph *irg);
+