X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Ftr%2Ftype_t.h;h=b026ff872ca6b9bcf45919199d88aad066147d10;hb=e18cb18c519dc2e5ab063ce6a6f13d01a2ea45c5;hp=83bca1a543573ac052cd122e7bee21f31dfceb30;hpb=855f9aaad1c6390841d368d86b11612ade729c5f;p=libfirm diff --git a/ir/tr/type_t.h b/ir/tr/type_t.h index 83bca1a54..b026ff872 100644 --- a/ir/tr/type_t.h +++ b/ir/tr/type_t.h @@ -12,10 +12,13 @@ # ifndef _TYPE_T_H_ # define _TYPE_T_H_ -# ifdef HAVE_CONFIG_H -# include "config.h" -# endif + +# include "firm_config.h" # include "type.h" +# include "tpop_t.h" + +# include "array.h" + /** * @file type_t.h * This file contains the datatypes hidden in type.h. @@ -33,10 +36,9 @@ typedef struct { int dfn; /**< number used for 'instanceof' operator */ } cls_attr; -/** struct attributs */ +/** struct attributes */ typedef struct { - entity **members; /**< fields of this struct. No method entities - allowed. */ + entity **members; /**< fields of this struct. No method entities allowed. */ } stc_attr; /** method attributes */ @@ -51,17 +53,12 @@ typedef struct { int first_variadic_param; /**< index of the first variadic param or -1 if non-variadic .*/ } mtd_attr; -/** union attributs */ +/** union attributes */ typedef struct { - int n_types; - /* type **unioned_type; * a list of unioned types. */ - /* ident **delim_names; * names of the union delimiters. */ - entity **members; /**< fields of this union. No method entities - allowed. */ - + entity **members; /**< fields of this union. No method entities allowed. */ } uni_attr; -/** array attributs */ +/** array attributes */ typedef struct { int n_dimensions; /**< Number of array dimensions. */ ir_node **lower_bound; /**< Lower bounds of dimensions. Usually all 0. */ @@ -69,10 +66,10 @@ typedef struct { int *order; /**< Ordering of dimensions. */ type *element_type; /**< The type of the array elements. */ entity *element_ent; /**< Entity for the array elements, to be used for - element selection with Sel. */ + element selection with Sel. */ } arr_attr; -/** enum attributs */ +/** enum attributes */ typedef struct { int n_enums; /**< Number of enumerators. */ tarval **enumer; /**< Contains all constants that represent a member @@ -81,9 +78,9 @@ typedef struct { the source program */ } enm_attr; -/** pointer attributs */ +/** pointer attributes */ typedef struct { - type *points_to; /**< The type of the enitity the pointer points to. */ + type *points_to; /**< The type of the entity the pointer points to. */ } ptr_attr; /* @@ -96,54 +93,61 @@ typedef struct { * No private attr, must be smaller than others! * } id_attr; */ -/** General type attributs. */ +/** General type attributes. */ typedef union { - cls_attr ca; /**< attributes of a class type */ - stc_attr sa; /**< attributes of a struct type */ - mtd_attr ma; /**< attributes of a method type */ - uni_attr ua; /**< attributes of an union type */ - arr_attr aa; /**< attributes of an array type */ - enm_attr ea; /**< attributes of an enumeration type */ - ptr_attr pa; /**< attributes of a pointer type */ + cls_attr ca; /**< attributes of a class type */ + stc_attr sa; /**< attributes of a struct type */ + mtd_attr ma; /**< attributes of a method type */ + uni_attr ua; /**< attributes of an union type */ + arr_attr aa; /**< attributes of an array type */ + enm_attr ea; /**< attributes of an enumeration type */ + ptr_attr pa; /**< attributes of a pointer type */ } tp_attr; /** the structure of a type */ struct type { - firm_kind kind; - tp_op *type_op; - ident *name; + 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 */ + visibility visibility; /**< Visibility of entities of this type. */ + char frame_type; /**< True if this is a frame type, false else */ type_state state; /**< Represents the types state: layout undefined or - fixed. */ - int size; /**< Size of an entity of this type. This is determined - when fixing the layout of this class. Size must be - given in bytes. */ + fixed. */ + int size; /**< Size of an entity of this type. This is determined + when fixing the layout of this class. Size must be + given in bits. */ + int align; /**< Alignment of an 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 bits. */ ir_mode *mode; /**< The mode for atomic types */ unsigned long visit; /**< visited counter for walks of the type information */ void *link; /**< holds temporary data - like in irnode_t.h */ - struct dbg_info* dbi; /**< A pointer to information for debug support. */ + struct dbg_info *dbi; /**< A pointer to information for debug support. */ + + /* ------------- fields for analyses ---------------*/ #ifdef DEBUG_libfirm int nr; /**< a unique node number for each node to make output - readable. */ + readable. */ #endif tp_attr attr; /* type kind specific fields. This must be the last - entry in this struct! Varying size! */ + 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 name - an ident for the name of this type. - * @return a new type of the given type. The remaining private attributes are not - * @return initalized. The type is in state layout_undefined. + * @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 name an ident for the name of this type. + * @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. */ INLINE type * -new_type(tp_op *type_op, - ir_mode *mode, - ident* name); +new_type(tp_op *type_op, ir_mode *mode, ident *name, dbg_info *db); void free_type_attrs (type *tp); INLINE void free_class_entities (type *clss); @@ -165,7 +169,231 @@ INLINE void free_pointer_attrs (type *pointer); INLINE void free_primitive_attrs (type *primitive); -/** initialize the type module */ -void init_type (void); +/** + * Initialize the type module. + * + * @param buildin_db debug info for builtin objects + */ +void firm_init_type(dbg_info *builtin_db); + + +/* ------------------- * + * inline functions * + * ------------------- */ + +extern unsigned long firm_type_visited; + +static INLINE void _set_master_type_visited(unsigned long val) { firm_type_visited = val; } +static INLINE unsigned long _get_master_type_visited(void) { return firm_type_visited; } +static INLINE void _inc_master_type_visited(void) { ++firm_type_visited; } + +static INLINE void * +_get_type_link(const type *tp) { + assert(tp && tp->kind == k_type); + return(tp -> link); +} + +static INLINE void +_set_type_link(type *tp, void *l) { + assert(tp && tp->kind == k_type); + tp -> link = l; +} + +static INLINE const tp_op* +_get_type_tpop(const type *tp) { + assert(tp && tp->kind == k_type); + return tp->type_op; +} + +static INLINE ident* +_get_type_tpop_nameid(const type *tp) { + assert(tp && tp->kind == k_type); + return get_tpop_ident(tp->type_op); +} + +static INLINE tp_opcode +_get_type_tpop_code(const type *tp) { + assert(tp && tp->kind == k_type); + return get_tpop_code(tp->type_op); +} + +static INLINE ir_mode * +_get_type_mode(const type *tp) { + assert(tp && tp->kind == k_type); + return tp->mode; +} + +static INLINE ident * +_get_type_ident(const type *tp) { + assert(tp && tp->kind == k_type); + return tp->name; +} + +static INLINE void +_set_type_ident(type *tp, ident* id) { + assert(tp && tp->kind == k_type); + tp->name = id; +} + +static INLINE int +_get_type_size_bits(const type *tp) { + assert(tp && tp->kind == k_type); + return tp->size; +} + +static INLINE int +_get_type_size_bytes(const type *tp) { + int size = _get_type_size_bits(tp); + if (size < 0) + return -1; + if ((size & 7) != 0) { + assert(0 && "cannot take byte size of this type"); + return -1; + } + return size >> 3; +} + +static INLINE type_state +_get_type_state(const type *tp) { + assert(tp && tp->kind == k_type); + return tp->state; +} + +static INLINE unsigned long +_get_type_visited(const type *tp) { + assert(tp && tp->kind == k_type); + return tp->visit; +} + +static INLINE void +_set_type_visited(type *tp, unsigned long num) { + assert(tp && tp->kind == k_type); + tp->visit = num; +} + +static INLINE void +_mark_type_visited(type *tp) { + assert(tp && tp->kind == k_type); + assert(tp->visit < firm_type_visited); + tp->visit = firm_type_visited; +} + +static INLINE int +_type_visited(const type *tp) { + assert(tp && tp->kind == k_type); + return tp->visit >= firm_type_visited; +} + +static INLINE int +_type_not_visited(const type *tp) { + assert(tp && tp->kind == k_type); + return tp->visit < firm_type_visited; +} + +static INLINE int +_is_type(const void *thing) { + return (get_kind(thing) == k_type); +} + +static INLINE int +_is_class_type(const type *clss) { + assert(clss); + return (clss->type_op == type_class); +} + +static INLINE int +_get_class_n_members (const type *clss) { + assert(clss && (clss->type_op == type_class)); + return (ARR_LEN (clss->attr.ca.members)); +} + +static INLINE entity * +_get_class_member (const type *clss, int pos) { + assert(clss && (clss->type_op == type_class)); + assert(pos >= 0 && pos < _get_class_n_members(clss)); + return clss->attr.ca.members[pos]; +} + +static INLINE int +_is_struct_type(const type *strct) { + assert(strct); + return (strct->type_op == type_struct); +} + +static INLINE int +_is_method_type(const type *method) { + assert(method); + return (method->type_op == type_method); +} + +static INLINE int +_is_union_type(const type *uni) { + assert(uni); + return (uni->type_op == type_union); +} + +static INLINE int +_is_array_type(const type *array) { + assert(array); + return (array->type_op == type_array); +} + +static INLINE int +_is_enumeration_type(const type *enumeration) { + assert(enumeration); + return (enumeration->type_op == type_enumeration); +} + +static INLINE int +_is_pointer_type(const type *pointer) { + assert(pointer); + return (pointer->type_op == type_pointer); +} + +/** Returns true if a type is a primitive type. */ +static INLINE int +_is_primitive_type(const type *primitive) { + assert(primitive && primitive->kind == k_type); + return (primitive->type_op == type_primitive); +} + +static INLINE int +_is_atomic_type(const type *tp) { + assert(tp && tp->kind == k_type); + return (_is_primitive_type(tp) || _is_pointer_type(tp) || + _is_enumeration_type(tp)); +} + + +#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_ident(tp) _get_type_ident(tp) +#define set_type_ident(tp, id) _set_type_ident(tp, id) +#define get_type_size(tp) _get_type_size(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 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 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) # endif /* _TYPE_T_H_ */