2 * Analysis to compute phi congruence classes.
15 typedef struct _phi_classes_t phi_classes_t;
18 * Return the array containing all nodes assigned to the same Phi class as @p irn.
20 ir_node **get_phi_class(phi_classes_t *pc, const ir_node *irn);
23 * Assigns a new array of nodes representing the new Phi class to @p irn.
25 void set_phi_class(phi_classes_t *pc, ir_node *irn, ir_node **cls);
28 * Returns a set containing all computed Phi classes.
30 pset *get_all_phi_classes(phi_classes_t *pc);
33 * Builds the Phi classes for all Phis in @p irg.
34 * @return The Phi class object for the @p irg.
36 phi_classes_t *phi_class_new_from_irg(ir_graph *irg);
39 * Builds all Phi classes for the given set of Phis.
40 * @return The Phis class object for @p all_phis.
42 phi_classes_t *phi_class_new_from_set(ir_graph *irg, pset *all_phis);
45 * Free all allocated data.
47 void phi_class_free(phi_classes_t *pc);
49 #endif /* _PHICLASS_H_ */