+struct ir_type {
+ firm_kind kind; /**< the firm kind, must be k_type */
+ const tp_op *type_op; /**< the type operation of the type */
+ ident *name; /**< The name of the type */
+ ir_visibility visibility;/**< Visibility of entities of this type. */
+ unsigned flags; /**< Type flags, a bitmask of enum type_flags. */
+ unsigned size; /**< Size of an ir_entity of this type. This is
+ determined when fixing the layout of this
+ class. Size must be given in bytes. */
+ unsigned align; /**< Alignment of an ir_entity of this type. This
+ should be set according to the source
+ language needs. If not set, it's calculated
+ automatically by get_type_alignment().
+ Alignment must be given in bytes. */
+ ir_mode *mode; /**< The mode for atomic types */
+ ir_visited_t visit; /**< visited counter for walks of the type information */
+ void *link; /**< holds temporary data - like in irnode_t.h */
+ type_dbg_info *dbi; /**< A pointer to information for debug support. */
+ ir_type *higher_type; /**< link to highlevel type in case of lowered
+ types */
+
+#ifdef DEBUG_libfirm
+ long nr; /**< An unique node number for each node to make
+ output readable. */
+#endif
+ tp_attr attr; /**< Type kind specific fields. This must be the
+ last entry in this struct! Varying size! */
+};
+
+void free_type_entities(ir_type *tp);
+
+void free_class_entities (ir_type *clss);
+void free_struct_entities (ir_type *strct);
+void free_method_entities (ir_type *method);
+void free_union_entities (ir_type *uni);
+void free_array_entities (ir_type *array);
+void free_enumeration_entities(ir_type *enumeration);
+void free_pointer_entities (ir_type *pointer);
+
+void free_array_automatic_entities(ir_type *array);
+
+void free_class_attrs (ir_type *clss);
+void free_struct_attrs (ir_type *strct);
+void free_method_attrs (ir_type *method);
+void free_union_attrs (ir_type *uni);
+void free_array_attrs (ir_type *array);
+void free_enumeration_attrs(ir_type *enumeration);
+void free_pointer_attrs (ir_type *pointer);
+
+void set_class_mode(ir_type *tp, ir_mode *mode);
+void set_struct_mode(ir_type *tp, ir_mode *mode);
+void set_pointer_mode(ir_type *tp, ir_mode *mode);
+void set_primitive_mode(ir_type *tp, ir_mode *mode);
+void set_enumeration_mode(ir_type *tp, ir_mode *mode);
+
+void set_class_size(ir_type *tp, unsigned bytes);
+void set_struct_size(ir_type *tp, unsigned bytes);
+void set_union_size(ir_type *tp, unsigned bytes);
+void set_array_size(ir_type *tp, unsigned bytes);
+void set_default_size(ir_type *tp, unsigned bytes);
+
+/** Set and get a class' dfn --
+ * This is an undocumented field, subject to change! */
+void set_class_dfn(ir_type *clss, int dfn);
+int get_class_dfn(const ir_type *clss);
+
+void add_compound_member(ir_type *compound, ir_entity *entity);
+
+/** Initialize the type module. */
+void ir_init_type(ir_prog *irp);
+
+/** free internal datastructures of type module */
+void ir_finish_type(ir_prog *irp);
+
+/** Clone an existing method type.
+ *
+ * @param tp the method type to clone.
+ * @param prefix if non-null, will be the prefix for the name of
+ * the cloned type
+ *
+ * @return the cloned method type.
+ */
+ir_type *clone_type_method(ir_type *tp);
+
+extern ir_visited_t firm_type_visited;
+
+static inline void _set_master_type_visited(ir_visited_t val)
+{
+ firm_type_visited = val;
+}
+
+static inline ir_visited_t _get_master_type_visited(void)
+{
+ return firm_type_visited;
+}
+
+static inline void _inc_master_type_visited(void)
+{
+ ++firm_type_visited;
+}
+
+static inline int is_lowered_type(const ir_type *tp)
+{
+ return tp->flags & tf_lowered_type;
+}
+
+static inline ir_type *get_higher_type(const ir_type *tp)
+{
+ return tp->higher_type;
+}
+
+static inline void set_higher_type(ir_type *tp, ir_type *higher_type)
+{
+ tp->flags |= tf_lowered_type;
+ tp->higher_type = higher_type;
+}
+
+static inline void *_get_type_link(const ir_type *tp)
+{
+ assert(tp->kind == k_type);
+ return(tp -> link);
+}
+
+static inline void _set_type_link(ir_type *tp, void *l)
+{
+ assert(tp->kind == k_type);
+ tp -> link = l;
+}
+
+static inline const tp_op *_get_type_tpop(const ir_type *tp)
+{
+ assert(tp->kind == k_type);
+ return tp->type_op;
+}
+
+static inline ident *_get_type_tpop_nameid(const ir_type *tp)
+{
+ assert(tp->kind == k_type);
+ return get_tpop_ident(tp->type_op);
+}
+
+static inline tp_opcode _get_type_tpop_code(const ir_type *tp)
+{
+ assert(tp->kind == k_type);
+ return get_tpop_code(tp->type_op);
+}
+
+static inline ir_mode *_get_type_mode(const ir_type *tp)
+{
+ assert(tp->kind == k_type);
+ return tp->mode;
+}
+
+static inline unsigned _get_type_size_bytes(const ir_type *tp)
+{
+ assert(tp->kind == k_type);
+ return tp->size;
+}
+
+static inline ir_type_state _get_type_state(const ir_type *tp)
+{
+ assert(tp->kind == k_type);
+ return tp->flags & tf_layout_fixed ? layout_fixed : layout_undefined;
+}
+
+static inline ir_visited_t _get_type_visited(const ir_type *tp)
+{
+ assert(tp->kind == k_type);
+ return tp->visit;
+}
+
+static inline void _set_type_visited(ir_type *tp, ir_visited_t num)
+{
+ assert(tp->kind == k_type);
+ tp->visit = num;
+}
+
+static inline void _mark_type_visited(ir_type *tp)
+{
+ assert(tp->kind == k_type);
+ assert(tp->visit < firm_type_visited);
+ tp->visit = firm_type_visited;
+}
+
+static inline int _type_visited(const ir_type *tp)
+{
+ assert(tp->kind == k_type);
+ return tp->visit >= firm_type_visited;
+}
+
+static inline int _type_not_visited(const ir_type *tp)
+{
+ assert(tp->kind == k_type);
+ return tp->visit < firm_type_visited;
+}
+
+static inline type_dbg_info *_get_type_dbg_info(const ir_type *tp)
+{
+ return tp->dbi;
+}
+
+static inline void _set_type_dbg_info(ir_type *tp, type_dbg_info *db)
+{
+ tp->dbi = db;
+}
+
+static inline int _is_type(const void *thing)
+{
+ return get_kind(thing) == k_type;
+}
+
+static inline int _is_class_type(const ir_type *clss)
+{
+ return clss->type_op == type_class;
+}
+
+static inline size_t _get_class_n_members(const ir_type *clss)
+{
+ assert(clss->type_op == type_class);
+ return ARR_LEN(clss->attr.ca.members);
+}
+
+static inline ir_entity *_get_class_member(const ir_type *clss, size_t pos)
+{
+ assert(clss->type_op == type_class);
+ assert(pos < _get_class_n_members(clss));
+ return clss->attr.ca.members[pos];
+}
+
+static inline unsigned _get_class_vtable_size(const ir_type *clss)
+{
+ assert(clss->type_op == type_class);
+ return clss->attr.ca.vtable_size;
+}
+
+static inline void _set_class_vtable_size(ir_type *clss, unsigned vtable_size)
+{
+ assert(clss->type_op == type_class);
+ clss->attr.ca.vtable_size = vtable_size;
+}
+
+static inline int _is_class_final(const ir_type *clss)
+{
+ assert(clss->type_op == type_class);
+ return clss->attr.ca.clss_flags & cf_final_class;
+}
+
+static inline void _set_class_final(ir_type *clss, int final)
+{
+ assert(clss->type_op == type_class);
+ if (final)
+ clss->attr.ca.clss_flags |= cf_final_class;
+ else
+ clss->attr.ca.clss_flags &= ~cf_final_class;
+}
+
+static inline int _is_class_interface(const ir_type *clss)
+{
+ assert(clss->type_op == type_class);
+ return clss->attr.ca.clss_flags & cf_interface_class;
+}
+
+static inline void _set_class_interface(ir_type *clss, int final)
+{
+ assert(clss->type_op == type_class);
+ if (final)
+ clss->attr.ca.clss_flags |= cf_interface_class;
+ else
+ clss->attr.ca.clss_flags &= ~cf_interface_class;
+}
+
+static inline int _is_class_abstract(const ir_type *clss)
+{
+ assert(clss->type_op == type_class);
+ return clss->attr.ca.clss_flags & cf_absctract_class;
+}
+
+static inline void _set_class_abstract(ir_type *clss, int final)
+{
+ assert(clss->type_op == type_class);
+ if (final)
+ clss->attr.ca.clss_flags |= cf_absctract_class;
+ else
+ clss->attr.ca.clss_flags &= ~cf_absctract_class;
+}
+
+static inline int _is_struct_type(const ir_type *strct)
+{
+ return (strct->type_op == type_struct);
+}
+
+static inline int _is_method_type(const ir_type *method)
+{
+ return (method->type_op == type_method);
+}
+
+static inline int _is_union_type(const ir_type *uni)
+{
+ return (uni->type_op == type_union);
+}
+
+static inline int _is_array_type(const ir_type *array)
+{
+ return (array->type_op == type_array);
+}
+
+static inline int _is_enumeration_type(const ir_type *enumeration)
+{
+ return (enumeration->type_op == type_enumeration);
+}
+
+static inline int _is_pointer_type(const ir_type *pointer)
+{
+ return (pointer->type_op == type_pointer);
+}
+
+/** Returns true if a type is a primitive type. */
+static inline int _is_primitive_type(const ir_type *primitive)
+{
+ assert(primitive->kind == k_type);
+ return (primitive->type_op == type_primitive);
+}
+
+static inline int _is_atomic_type(const ir_type *tp)
+{
+ assert(tp->kind == k_type);
+ return (_is_primitive_type(tp) || _is_pointer_type(tp) ||
+ _is_enumeration_type(tp));
+}
+
+static inline size_t _get_method_n_params(const ir_type *method)
+{
+ assert(method->type_op == type_method);
+ return method->attr.ma.n_params;
+}
+
+static inline size_t _get_method_n_ress(const ir_type *method)
+{
+ assert(method->type_op == type_method);
+ return method->attr.ma.n_res;
+}
+
+static inline mtp_additional_properties _get_method_additional_properties(const ir_type *method)
+{
+ assert(method->type_op == type_method);
+ return method->attr.ma.properties;
+}
+
+static inline void _set_method_additional_properties(ir_type *method, mtp_additional_properties properties)
+{
+ assert(method->type_op == type_method);
+ method->attr.ma.properties = properties;
+}
+
+static inline void _add_method_additional_properties(ir_type *method, mtp_additional_properties properties)
+{
+ assert(method->type_op == type_method);
+ method->attr.ma.properties |= properties;
+}
+
+static inline unsigned _get_method_calling_convention(const ir_type *method)
+{
+ assert(method->type_op == type_method);
+ return method->attr.ma.irg_calling_conv;
+}
+
+static inline void _set_method_calling_convention(ir_type *method, unsigned cc_mask)
+{
+ assert(method->type_op == type_method);
+ method->attr.ma.irg_calling_conv = cc_mask;
+}
+
+#endif /* FIRM_TR_TYPE_T_H */