X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Ftr%2Ftype_t.h;h=a256f47aba6b2bc85e6722a9a8e29b22d1d1d477;hb=199ea1a4479a4d8dcbebfde81820286935e64b0c;hp=598533ddaccac9ab5a81a8782158f93606f8a2c3;hpb=30c84b27ed2a142a252e45fdea291f0dcf8d0f7c;p=libfirm diff --git a/ir/tr/type_t.h b/ir/tr/type_t.h index 598533dda..a256f47ab 100644 --- a/ir/tr/type_t.h +++ b/ir/tr/type_t.h @@ -21,12 +21,12 @@ * @file * @brief Representation of types -- private header. * @author Goetz Lindenmaier, Michael Beck - * @version $Id$ * @see type.h tpop_t.h tpop.h */ #ifndef FIRM_TR_TYPE_T_H #define FIRM_TR_TYPE_T_H +#include #include "typerep.h" #include "tpop_t.h" #include "irgraph.h" @@ -34,6 +34,52 @@ #include "array.h" +#define set_master_type_visited(val) _set_master_type_visited(val) +#define get_master_type_visited() _get_master_type_visited() +#define inc_master_type_visited() _inc_master_type_visited() +#define get_type_link(tp) _get_type_link(tp) +#define set_type_link(tp, l) _set_type_link(tp, l) +#define get_type_tpop(tp) _get_type_tpop(tp) +#define get_type_tpop_nameid(tp) _get_type_tpop_nameid(tp) +#define get_type_tpop_code(tp) _get_type_tpop_code(tp) +#define get_type_mode(tp) _get_type_mode(tp) +#define get_type_size_bytes(tp) _get_type_size_bytes(tp) +#define get_type_state(tp) _get_type_state(tp) +#define get_type_visited(tp) _get_type_visited(tp) +#define set_type_visited(tp, num) _set_type_visited(tp, num) +#define mark_type_visited(tp) _mark_type_visited(tp) +#define type_visited(tp) _type_visited(tp) +#define type_not_visited(tp) _type_not_visited(tp) +#define get_type_dbg_info(tp) _get_type_dbg_info(tp) +#define set_type_dbg_info(tp, db) _set_type_dbg_info(tp, db) +#define is_type(thing) _is_type(thing) +#define is_Class_type(clss) _is_class_type(clss) +#define get_class_n_members(clss) _get_class_n_members(clss) +#define get_class_member(clss, pos) _get_class_member(clss, pos) +#define get_class_vtable_size(clss) _get_class_vtable_size(clss) +#define set_class_vtable_size(clss, size) _set_class_vtable_size(clss, size) +#define is_class_final(clss) _is_class_final(clss) +#define set_class_final(clss, flag) _set_class_final(clss, flag) +#define is_class_interface(clss) _is_class_interface(clss) +#define set_class_interface(clss, flag) _set_class_interface(clss, flag) +#define is_class_abstract(clss) _is_class_abstract(clss) +#define set_class_abstract(clss, flag) _set_class_abstract(clss, flag) +#define is_Struct_type(strct) _is_struct_type(strct) +#define is_Method_type(method) _is_method_type(method) +#define is_Union_type(uni) _is_union_type(uni) +#define is_Array_type(array) _is_array_type(array) +#define is_Enumeration_type(enumeration) _is_enumeration_type(enumeration) +#define is_Pointer_type(pointer) _is_pointer_type(pointer) +#define is_Primitive_type(primitive) _is_primitive_type(primitive) +#define is_atomic_type(tp) _is_atomic_type(tp) +#define get_method_n_params(method) _get_method_n_params(method) +#define get_method_n_ress(method) _get_method_n_ress(method) +#define get_method_additional_properties(method) _get_method_additional_properties(method) +#define set_method_additional_properties(method, mask) _set_method_additional_properties(method, mask) +#define add_method_additional_properties(method, flag) _add_method_additional_properties(method, flag) +#define get_method_calling_convention(method) _get_method_calling_convention(method) +#define set_method_calling_convention(method, cc_mask) _set_method_calling_convention(method, cc_mask) + /** Class flags. */ enum class_flags { cf_none = 0, /**< No flags. */ @@ -69,11 +115,10 @@ typedef struct { typedef struct { size_t n_params; /**< Number of parameters. */ tp_ent_pair *params; /**< Array of parameter type/value entities pairs. */ - ir_type *value_params; /**< A type whose entities represent copied value arguments. */ size_t n_res; /**< Number of results. */ tp_ent_pair *res_type; /**< Array of result type/value ir_entity pairs. */ ir_variadicity variadicity; /**< The variadicity of the method. */ -mtp_additional_properties additional_properties; /**< Set of additional method properties. */ + mtp_additional_properties properties; /**< Set of additional method properties. */ unsigned irg_calling_conv; /**< A set of calling convention flags. */ } mtd_attr; @@ -87,7 +132,7 @@ typedef struct { size_t n_dimensions; /**< Number of array dimensions. */ ir_node **lower_bound; /**< Lower bounds of dimensions. Usually all 0. */ ir_node **upper_bound; /**< Upper bounds or dimensions. */ - int *order; /**< Ordering of dimensions. */ + size_t *order; /**< Ordering of dimensions. */ ir_type *element_type; /**< The type of the array elements. */ ir_entity *element_ent; /**< entity for the array elements, to be used for element selection with a Sel node. */ @@ -130,17 +175,19 @@ typedef union { /** Additional type flags. */ enum type_flags { - tf_none = 0, /**< No flags. */ - tf_lowered_type = 1, /**< Set if this is a lowered type. */ - tf_layout_fixed = 2, /**< Set if the layout of a type is fixed */ - - tf_frame_type = 4, /**< Set if this is a frame type. */ - tf_value_param_type = 8, /**< Set if this is a value param type. */ - tf_global_type = 16, /**< Set only for the global type */ - tf_tls_type = 32, /**< Set only for the tls type */ - tf_constructors = 64, /**< Set only for the constructors segment type */ - tf_destructors = 128, /**< Set only for the destructors segment type */ + tf_none = 0, /**< No flags. */ + tf_lowered_type = 1U << 0, /**< Set if this is a lowered type. */ + tf_layout_fixed = 1U << 1, /**< Set if the layout of a type is fixed */ + + tf_frame_type = 1U << 2, /**< Set if this is a frame type. */ + tf_segment = 1U << 3, /**< type represents a linker segment */ + tf_global_type = 1U << 4, /**< Set only for the global type */ + tf_tls_type = 1U << 5, /**< Set only for the tls type */ + tf_constructors = 1U << 6, /**< Set only for the constructors segment type */ + tf_destructors = 1U << 7, /**< Set only for the destructors segment type */ + tf_variable_size = 1U << 8, /**< compound or array type may have variable size last element */ }; +ENUM_BITSET(type_flags) /** * An abstract data type to represent types. @@ -155,53 +202,6 @@ enum type_flags { * the type. These are distinguished by a type opcode. * A type is described by a set of attributes. Some of these attributes * are common to all types, others depend on the kind of the type. - * - * The following describes the common attributes. They can only be - * accessed by the functions given below. - * - * The common fields are: - * - * - firm_kind: A firm_kind tag containing k_type. This is useful - * for dynamically checking whether a node is a type node. - * - type_op: A tp_op specifying the kind of the type. - * - name: An identifier specifying the name of the type. To be - * set by the frontend. - * - size: The size of the type, i.e. an entity of this type will - * occupy size bits in memory. In several cases this is - * determined when fixing the layout of this type (class, - * struct, union, array, enumeration). - * - alignment The alignment of the type, i.e. an entity of this type will - * be allocated an an address in memory with this alignment. - * In several cases this is determined when fixing the layout - * of this type (class, struct, union, array) - * - mode: The mode to be used to represent the type on a machine. - * - state: The state of the type. The state represents whether the - * layout of the type is undefined or fixed (values: layout_undefined - * or layout_fixed). Compound types can have an undefined - * layout. The layout of the basic types primitive and pointer - * is always layout_fixed. If the layout of - * compound types is fixed all entities must have an offset - * and the size of the type must be set. - * A fixed layout for enumeration types means that each enumeration - * is associated with an implementation value. - * - assoc_type: The associated lowered/upper type. - * - visit: A counter for walks of the type information. - * - link: A void* to associate some additional information with the type. - * - * These fields can only be accessed via access functions. - * - * Depending on the value of @c type_op, i.e., depending on the kind of the - * type the adt contains further attributes. These are documented below. - * - * @see - * - * @link class_type class @endlink, @link struct_type struct @endlink, - * @link method_type method @endlink, @link union_type union @endlink, - * @link array_type array @endlink, @link enumeration_type enumeration @endlink, - * @link pointer_type pointer @endlink, @link primitive_type primitive @endlink - * - * @todo - * mode maybe not global field?? */ struct ir_type { firm_kind kind; /**< the firm kind, must be k_type */ @@ -209,41 +209,30 @@ struct ir_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(). + 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 *assoc_type; /**< The associated lowered/unlowered type */ - - /* ------------- fields for analyses ---------------*/ + 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. */ + 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! */ + tp_attr attr; /**< Type kind specific fields. This must be the + last entry in this struct! Varying size! */ }; -/** - * Creates a new type representation: - * - * @param type_op the kind of this type. May not be type_id. - * @param mode the mode to be used for this type, may be NULL - * @param db debug info - * - * @return A new type of the given type. The remaining private attributes are not - * initialized. The type is in state layout_undefined. - */ -ir_type *new_type(const tp_op *type_op, ir_mode *mode, type_dbg_info *db); -void free_type_attrs(ir_type *tp); +void free_type_entities(ir_type *tp); void free_class_entities (ir_type *clss); void free_struct_entities (ir_type *strct); @@ -283,10 +272,10 @@ 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(void); +void ir_init_type(ir_prog *irp); /** free internal datastructures of type module */ -void ir_finish_type(void); +void ir_finish_type(ir_prog *irp); /** Clone an existing method type. * @@ -298,121 +287,115 @@ void ir_finish_type(void); */ ir_type *clone_type_method(ir_type *tp); -/* ------------------- * - * inline functions * - * ------------------- */ - 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 void _set_master_type_visited(ir_visited_t val) +{ + firm_type_visited = val; +} -static inline int is_lowered_type(const ir_type *tp) +static inline ir_visited_t _get_master_type_visited(void) { - return tp->flags & tf_lowered_type; + return firm_type_visited; } -static inline ir_type *get_type_unlowered(const ir_type *tp) +static inline void _inc_master_type_visited(void) { - assert (is_lowered_type(tp)); - return tp->assoc_type; + ++firm_type_visited; } -static inline ir_type *get_type_lowered(const ir_type *tp) +static inline int is_lowered_type(const ir_type *tp) { - assert (tp->assoc_type == NULL || is_lowered_type(tp->assoc_type)); - return tp->assoc_type; + return tp->flags & tf_lowered_type; } -static inline void set_lowered_type(ir_type *tp, ir_type *lowered_type) +static inline ir_type *get_higher_type(const ir_type *tp) { - assert (is_type(tp) && is_type(lowered_type)); - lowered_type->flags |= tf_lowered_type; - /* there might be a chain of lowerings, get to the start */ - while (is_lowered_type(tp)) { - tp = tp->assoc_type; - } - tp->assoc_type = lowered_type; - lowered_type->assoc_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 && tp->kind == k_type); + assert(tp->kind == k_type); return(tp -> link); } static inline void _set_type_link(ir_type *tp, void *l) { - assert(tp && tp->kind == k_type); + assert(tp->kind == k_type); tp -> link = l; } static inline const tp_op *_get_type_tpop(const ir_type *tp) { - assert(tp && tp->kind == k_type); + assert(tp->kind == k_type); return tp->type_op; } static inline ident *_get_type_tpop_nameid(const ir_type *tp) { - assert(tp && tp->kind == k_type); + 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 && tp->kind == k_type); + 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 && tp->kind == k_type); + assert(tp->kind == k_type); return tp->mode; } static inline unsigned _get_type_size_bytes(const ir_type *tp) { - assert(tp && tp->kind == k_type); + assert(tp->kind == k_type); return tp->size; } static inline ir_type_state _get_type_state(const ir_type *tp) { - assert(tp && tp->kind == k_type); + 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 && tp->kind == k_type); + assert(tp->kind == k_type); return tp->visit; } static inline void _set_type_visited(ir_type *tp, ir_visited_t num) { - assert(tp && tp->kind == k_type); + assert(tp->kind == k_type); tp->visit = num; } static inline void _mark_type_visited(ir_type *tp) { - assert(tp && tp->kind == k_type); + 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 && tp->kind == k_type); + assert(tp->kind == k_type); return tp->visit >= firm_type_visited; } static inline int _type_not_visited(const ir_type *tp) { - assert(tp && tp->kind == k_type); + assert(tp->kind == k_type); return tp->visit < firm_type_visited; } @@ -565,25 +548,19 @@ static inline size_t _get_method_n_ress(const ir_type *method) static inline mtp_additional_properties _get_method_additional_properties(const ir_type *method) { assert(method->type_op == type_method); - return method->attr.ma.additional_properties; + return method->attr.ma.properties; } -static inline void _set_method_additional_properties(ir_type *method, mtp_additional_properties mask) +static inline void _set_method_additional_properties(ir_type *method, mtp_additional_properties properties) { assert(method->type_op == type_method); - - /* do not allow to set the mtp_property_inherited flag or - * the automatic inheritance of flags will not work */ - method->attr.ma.additional_properties = mask & ~mtp_property_inherited; + method->attr.ma.properties = properties; } -static inline void _add_method_additional_properties(ir_type *method, mtp_additional_properties flag) +static inline void _add_method_additional_properties(ir_type *method, mtp_additional_properties properties) { assert(method->type_op == type_method); - - /* do not allow to set the mtp_property_inherited flag or - * the automatic inheritance of flags will not work */ - method->attr.ma.additional_properties |= flag & ~mtp_property_inherited; + method->attr.ma.properties |= properties; } static inline unsigned _get_method_calling_convention(const ir_type *method) @@ -598,51 +575,4 @@ static inline void _set_method_calling_convention(ir_type *method, unsigned cc_m method->attr.ma.irg_calling_conv = cc_mask; } - -#define set_master_type_visited(val) _set_master_type_visited(val) -#define get_master_type_visited() _get_master_type_visited() -#define inc_master_type_visited() _inc_master_type_visited() -#define get_type_link(tp) _get_type_link(tp) -#define set_type_link(tp, l) _set_type_link(tp, l) -#define get_type_tpop(tp) _get_type_tpop(tp) -#define get_type_tpop_nameid(tp) _get_type_tpop_nameid(tp) -#define get_type_tpop_code(tp) _get_type_tpop_code(tp) -#define get_type_mode(tp) _get_type_mode(tp) -#define get_type_size_bytes(tp) _get_type_size_bytes(tp) -#define get_type_state(tp) _get_type_state(tp) -#define get_type_visited(tp) _get_type_visited(tp) -#define set_type_visited(tp, num) _set_type_visited(tp, num) -#define mark_type_visited(tp) _mark_type_visited(tp) -#define type_visited(tp) _type_visited(tp) -#define type_not_visited(tp) _type_not_visited(tp) -#define get_type_dbg_info(tp) _get_type_dbg_info(tp) -#define set_type_dbg_info(tp, db) _set_type_dbg_info(tp, db) -#define is_type(thing) _is_type(thing) -#define is_Class_type(clss) _is_class_type(clss) -#define get_class_n_members(clss) _get_class_n_members(clss) -#define get_class_member(clss, pos) _get_class_member(clss, pos) -#define get_class_vtable_size(clss) _get_class_vtable_size(clss) -#define set_class_vtable_size(clss, size) _set_class_vtable_size(clss, size) -#define is_class_final(clss) _is_class_final(clss) -#define set_class_final(clss, flag) _set_class_final(clss, flag) -#define is_class_interface(clss) _is_class_interface(clss) -#define set_class_interface(clss, flag) _set_class_interface(clss, flag) -#define is_class_abstract(clss) _is_class_abstract(clss) -#define set_class_abstract(clss, flag) _set_class_abstract(clss, flag) -#define is_Struct_type(strct) _is_struct_type(strct) -#define is_Method_type(method) _is_method_type(method) -#define is_Union_type(uni) _is_union_type(uni) -#define is_Array_type(array) _is_array_type(array) -#define is_Enumeration_type(enumeration) _is_enumeration_type(enumeration) -#define is_Pointer_type(pointer) _is_pointer_type(pointer) -#define is_Primitive_type(primitive) _is_primitive_type(primitive) -#define is_atomic_type(tp) _is_atomic_type(tp) -#define get_method_n_params(method) _get_method_n_params(method) -#define get_method_n_ress(method) _get_method_n_ress(method) -#define get_method_additional_properties(method) _get_method_additional_properties(method) -#define set_method_additional_properties(method, mask) _set_method_additional_properties(method, mask) -#define add_method_additional_properties(method, flag) _add_method_additional_properties(method, flag) -#define get_method_calling_convention(method) _get_method_calling_convention(method) -#define set_method_calling_convention(method, cc_mask) _set_method_calling_convention(method, cc_mask) - #endif /* FIRM_TR_TYPE_T_H */