X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Ftr%2Ftype_t.h;h=3fc6b055667b6b2cb33149f1386e6124edc256e3;hb=3dcd2e4abeb4c078c04e9c1853ba5755ce6f021e;hp=5f7b1ab59cecc0a2f4f3cc96072d001be3a57fea;hpb=ac7a8d6d17e3080b94233fb5ab099591b9dc757b;p=libfirm diff --git a/ir/tr/type_t.h b/ir/tr/type_t.h index 5f7b1ab59..3fc6b0556 100644 --- a/ir/tr/type_t.h +++ b/ir/tr/type_t.h @@ -12,12 +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. @@ -35,10 +36,10 @@ 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. */ + allowed. */ } stc_attr; /** method attributes */ @@ -53,17 +54,17 @@ 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. */ + 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. */ @@ -71,10 +72,10 @@ 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 @@ -83,9 +84,9 @@ 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; /* @@ -98,38 +99,45 @@ 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. */ type_state state; /**< Represents the types state: layout undefined or fixed. */ - int size; /**< Size of an entity of this type. This is determined + 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. */ + 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. */ + /* ------------- 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! */ }; /** @@ -138,14 +146,14 @@ struct type { * @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. * + * @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); + ir_mode *mode, + ident* name); void free_type_attrs (type *tp); INLINE void free_class_entities (type *clss); @@ -177,201 +185,217 @@ void init_type (void); extern unsigned long type_visited; -static INLINE void __set_master_type_visited(unsigned long val) { type_visited = val; } -static INLINE unsigned long __get_master_type_visited(void) { return type_visited; } -static INLINE void __inc_master_type_visited(void) { type_visited++; } +static INLINE void _set_master_type_visited(unsigned long val) { type_visited = val; } +static INLINE unsigned long _get_master_type_visited(void) { return type_visited; } +static INLINE void _inc_master_type_visited(void) { type_visited++; } static INLINE void * -__get_type_link(type *tp) { +_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) { +_set_type_link(type *tp, void *l) { assert(tp && tp->kind == k_type); tp -> link = l; } -static INLINE tp_op* -__get_type_tpop(type *tp) { +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(type *tp) { +_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(type *tp) { +_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(type *tp) { +_get_type_mode(const type *tp) { assert(tp && tp->kind == k_type); return tp->mode; } static INLINE ident * -__get_type_ident(type *tp) { +_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) { +_set_type_ident(type *tp, ident* id) { assert(tp && tp->kind == k_type); tp->name = id; } -static INLINE long -__get_type_nr(type *tp) { - assert(tp); -#ifdef DEBUG_libfirm - return tp->nr; -#else - return (long)tp; -#endif -} - static INLINE int -__get_type_size(type *tp) { +_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(type *tp) { +_get_type_state(const type *tp) { assert(tp && tp->kind == k_type); return tp->state; } static INLINE unsigned long -__get_type_visited(type *tp) { +_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) { +_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) { +_mark_type_visited(type *tp) { assert(tp && tp->kind == k_type); assert(tp->visit < type_visited); tp->visit = type_visited; } static INLINE int -__type_visited(type *tp) { +_type_visited(const type *tp) { assert(tp && tp->kind == k_type); return tp->visit >= type_visited; } static INLINE int -__type_not_visited(type *tp) { +_type_not_visited(const type *tp) { assert(tp && tp->kind == k_type); return tp->visit < type_visited; } static INLINE int -__is_type(void *thing) { +_is_type(const void *thing) { return (get_kind(thing) == k_type); } static INLINE int -__is_class_type(type *clss) { +_is_class_type(const type *clss) { assert(clss); return (clss->type_op == type_class); } static INLINE int -__is_struct_type(type *strct) { +_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(type *method) { +_is_method_type(const type *method) { assert(method); return (method->type_op == type_method); } static INLINE int -__is_union_type(type *uni) { +_is_union_type(const type *uni) { assert(uni); return (uni->type_op == type_union); } static INLINE int -__is_array_type(type *array) { +_is_array_type(const type *array) { assert(array); return (array->type_op == type_array); } static INLINE int -__is_enumeration_type(type *enumeration) { +_is_enumeration_type(const type *enumeration) { assert(enumeration); return (enumeration->type_op == type_enumeration); } static INLINE int -__is_pointer_type(type *pointer) { +_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(type *primitive) { +_is_primitive_type(const type *primitive) { assert(primitive && primitive->kind == k_type); return (primitive->type_op == type_primitive); } static INLINE int -__is_atomic_type(type *tp) { +_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)); + 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_nr(tp) __get_type_nr(tp) -#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 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 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_ */