X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Ftr%2Fentity_t.h;h=fe454c82f3864fa1b351e4793172e985f677426a;hb=edc32d1a5396331f871a0663806acb45895a1ef8;hp=3c4d703141d14761557ca4be520b1af90521e0b7;hpb=b79f4f37c72bc1ba947814a068bf696b4dffb369;p=libfirm diff --git a/ir/tr/entity_t.h b/ir/tr/entity_t.h index 3c4d70314..fe454c82f 100644 --- a/ir/tr/entity_t.h +++ b/ir/tr/entity_t.h @@ -35,116 +35,143 @@ * enclosing procedure. */ -# ifndef _ENTITY_T_H_ -# define _ENTITY_T_H_ +#ifndef _FIRM_TR_ENTITY_T_H_ +#define _FIRM_TR_ENTITY_T_H_ #include "firm_common_t.h" +#include "firm_config.h" -# include "entity.h" -# include "typegmod.h" -# include "mangle.h" -# include "pseudo_irg.h" +#include "type_t.h" +#include "entity.h" +#include "typegmod.h" +#include "mangle.h" +#include "pseudo_irg.h" - -/** A path in a compund graph. */ +/** A path in a compound graph. */ struct compound_graph_path { firm_kind kind; /**< dynamic type tag for compound graph path. */ - type *tp; /**< The type this path belongs to. */ + ir_type *tp; /**< The type this path belongs to. */ int len; /**< length of the path */ - int *arr_indicees; /**< List of array indeces. To compute position of - array elements */ - entity *nodes[1]; /**< List of entities of length len to express the - access path. */ + struct tuple { + int index; /**< Array index. To compute position of array elements */ + entity *node; /**< entity */ + } list[1]; /**< List of entity/index tuple of length len to express the + access path. */ }; -/** the type of an entity */ -struct entity { - firm_kind kind; /**< dynamic type tag for entity. */ - ident *name; /**< name of this entity */ - ident *ld_name; /**< Unique name of this entity, i.e., the mangled - name. If the field is read before written a default - mangling is applies. The name of the owner is prepended - to the name of the entity, separated by a underscore. - E.g., for a class `A' with field `a' this - is the ident for `A_a'. */ - type *type; /**< The type of this entity, e.g., a method type, a - basic type of the language or a class itself */ - type *owner; /**< The compound type (e.g. class type) this entity belongs to. */ - ent_allocation allocation; /**< Distinguishes static and dynamically allocated - entities and some further cases. */ - ent_visibility visibility; /**< Specifies visibility to external program - fragments */ - ent_variability variability; /**< Specifies variability of entities content */ - ent_volatility volatility; /**< Specifies volatility of entities content */ - ent_stickyness stickyness; /**< Specifies whether this entity is sticky */ - int offset; /**< Offset in bits for this entity. Fixed when layout - of owner is determined. */ - void *link; /**< To store some intermediate information */ - unsigned long visit; /**< visited counter for walks of the type information */ - struct dbg_info* dbi; /**< A pointer to information for debug support. */ - - /* ------------- fields for atomic entities ---------------*/ - +/** attributes for atomic entities */ +typedef struct atomic_ent_attr { ir_node *value; /**< value if entity is not of variability uninitialized. Only for atomic entities. */ +} atomic_ent_attr; - /* ------------- fields for compound entities ---------------*/ - +/** attributes for compound entities */ +typedef struct compound_ent_attr { ir_node **values; /**< constant values of compound entities. Only available if - variablility not uninitialized. Must be set for variability constant - */ + variability not uninitialized. Must be set for variability constant. */ compound_graph_path **val_paths; /**< paths corresponding to constant values. Only available if - variablility not uninitialized. Must be set for variability constant */ + variability not uninitialized. Must be set for variability constant. */ +} compound_ent_attr; + +/** a reserved value for "not yet set" */ +#define VTABLE_NUM_NOT_SET ((unsigned)(-1)) + +/** attributes for methods */ +typedef struct method_ent_attr { + ir_graph *irg; /**< The corresponding irg if known. + The ir_graph constructor automatically sets this field. */ + unsigned irg_add_properties; /**< Additional graph properties can be + stored in a entity if no irg is available. */ + + unsigned vtable_number; /**< For a dynamically called method, the number assigned + in the virtual function table. */ + + ptr_access_kind *param_access; /**< the parameter access */ + float *param_weight; /**< The weight of method's parameters. Parameters + with a high weight are good for procedure cloning. */ +} method_ent_attr; + + +/** the type of an entity */ +struct entity { + firm_kind kind; /**< The dynamic type tag for entity. */ + ident *name; /**< The name of this entity. */ + ident *ld_name; /**< Unique name of this entity, i.e., the mangled + name. If the field is read before written a default + mangling is applies. The name of the owner is prepended + to the name of the entity, separated by a underscore. + E.g., for a class `A' with field `a' this + is the ident for `A_a'. */ + ir_type *type; /**< The type of this entity, e.g., a method type, a + basic type of the language or a class itself. */ + ir_type *owner; /**< The compound type (e.g. class type) this entity belongs to. */ + ent_allocation allocation; /**< Distinguishes static and dynamically allocated + entities and some further cases. */ + visibility visibility; /**< Specifies visibility to external program + fragments. */ + ent_variability variability; /**< Specifies variability of entities content. */ + ent_volatility volatility; /**< Specifies volatility of entities content. */ + ent_stickyness stickyness; /**< Specifies whether this entity is sticky. */ + int offset; /**< Offset in bits for this entity. Fixed when layout + of owner is determined. */ + peculiarity peculiarity; /**< The peculiarity of this entity. */ + unsigned long visit; /**< visited counter for walks of the type information. */ + struct dbg_info *dbi; /**< A pointer to information for debug support. */ + void *link; /**< To store some intermediate information. */ /* ------------- fields for entities owned by a class type ---------------*/ entity **overwrites; /**< A list of entities this entity overwrites. */ entity **overwrittenby; /**< A list of entities that overwrite this entity. */ - /* ------------- fields for methods ---------------*/ - - enum peculiarity peculiarity; - ir_graph *irg; /**< If (type == method_type) this is the corresponding irg. - The ir_graph constructor automatically sets this field. - Yes, it must be here. */ + /* ------------- fields for atomic entities --------------- */ + ir_node *value; /**< value if entity is not of variability uninitialized. + Only for atomic entities. */ + union { + /* ------------- fields for compound entities -------------- */ + compound_ent_attr cmpd_attr; + /* ------------- fields for method entities ---------------- */ + method_ent_attr mtd_attr; + } attr; /**< type specific attributes */ /* ------------- fields for analyses ---------------*/ - #ifdef DEBUG_libfirm - int nr; /**< a unique node number for each node to make output - readable. */ + long nr; /**< A unique node number for each node to make output + readable. */ # endif /* DEBUG_libfirm */ }; +/** Initialize entity module. */ +void firm_init_entity(void); /* ----------------------- inline functions ------------------------ */ static INLINE int -__is_entity(const void *thing) { +_is_entity(const void *thing) { return get_kind(thing) == k_entity; } static INLINE const char * -__get_entity_name(const entity *ent) { +_get_entity_name(const entity *ent) { assert(ent && ent->kind == k_entity); return get_id_str(get_entity_ident(ent)); } static INLINE ident * -__get_entity_ident(const entity *ent) { +_get_entity_ident(const entity *ent) { assert(ent && ent->kind == k_entity); return ent->name; } -static INLINE type * -__get_entity_owner(entity *ent) { +static INLINE ir_type * +_get_entity_owner(entity *ent) { assert(ent && ent->kind == k_entity); return ent->owner = skip_tid(ent->owner); } static INLINE ident * -__get_entity_ld_ident(entity *ent) +_get_entity_ld_ident(entity *ent) { assert(ent && ent->kind == k_entity); if (ent->ld_name == NULL) @@ -153,167 +180,205 @@ __get_entity_ld_ident(entity *ent) } static INLINE void -__set_entity_ld_ident(entity *ent, ident *ld_ident) { +_set_entity_ld_ident(entity *ent, ident *ld_ident) { assert(ent && ent->kind == k_entity); ent->ld_name = ld_ident; } static INLINE const char * -__get_entity_ld_name(entity *ent) { +_get_entity_ld_name(entity *ent) { assert(ent && ent->kind == k_entity); return get_id_str(get_entity_ld_ident(ent)); } -static INLINE type * -__get_entity_type(entity *ent) { +static INLINE ir_type * +_get_entity_type(entity *ent) { assert(ent && ent->kind == k_entity); return ent->type = skip_tid(ent->type); } static INLINE void -__set_entity_type(entity *ent, type *type) { +_set_entity_type(entity *ent, ir_type *type) { assert(ent && ent->kind == k_entity); ent->type = type; } static INLINE ent_allocation -__get_entity_allocation(const entity *ent) { +_get_entity_allocation(const entity *ent) { assert(ent && ent->kind == k_entity); return ent->allocation; } static INLINE void -__set_entity_allocation(entity *ent, ent_allocation al) { +_set_entity_allocation(entity *ent, ent_allocation al) { assert(ent && ent->kind == k_entity); ent->allocation = al; } -static INLINE ent_visibility -__get_entity_visibility(const entity *ent) { +static INLINE visibility +_get_entity_visibility(const entity *ent) { assert(ent && ent->kind == k_entity); return ent->visibility; } static INLINE ent_variability -__get_entity_variability(const entity *ent) { +_get_entity_variability(const entity *ent) { assert(ent && ent->kind == k_entity); return ent->variability; } static INLINE ent_volatility -__get_entity_volatility(const entity *ent) { +_get_entity_volatility(const entity *ent) { assert(ent && ent->kind == k_entity); return ent->volatility; } static INLINE void -__set_entity_volatility(entity *ent, ent_volatility vol) { +_set_entity_volatility(entity *ent, ent_volatility vol) { assert(ent && ent->kind == k_entity); ent->volatility = vol; } static INLINE peculiarity -__get_entity_peculiarity(const entity *ent) { +_get_entity_peculiarity(const entity *ent) { assert(ent && ent->kind == k_entity); return ent->peculiarity; } /** - * @todo why peculiarity only for methods + * @todo Why peculiarity only for methods? + * Good question. Originally, there were only description and + * existent. The thought was, what sense does it make to + * describe a field? With inherited the situation changed. So + * I removed the assertion. GL, 28.2.05 */ static INLINE void -__set_entity_peculiarity(entity *ent, peculiarity pec) { +_set_entity_peculiarity(entity *ent, peculiarity pec) { assert(ent && ent->kind == k_entity); /* @@@ why peculiarity only for methods? */ - assert(is_method_type(ent->type)); + //assert(is_Method_type(ent->type)); ent->peculiarity = pec; } static INLINE ent_stickyness -__get_entity_stickyness(const entity *ent) { +_get_entity_stickyness(const entity *ent) { assert(ent && ent->kind == k_entity); return ent->stickyness; } static INLINE void -__set_entity_stickyness(entity *ent, ent_stickyness stickyness) +_set_entity_stickyness(entity *ent, ent_stickyness stickyness) { assert(ent && ent->kind == k_entity); ent->stickyness = stickyness; } static INLINE int -__get_entity_offset_bits(const entity *ent) { +_get_entity_offset_bits(const entity *ent) { assert(ent && ent->kind == k_entity); return ent->offset; } static INLINE int -__get_entity_offset_bytes(const entity *ent) { - int bits = __get_entity_offset_bits(ent); +_get_entity_offset_bytes(const entity *ent) { + int bits = _get_entity_offset_bits(ent); if (bits & 7) return -1; return bits >> 3; } static INLINE void -__set_entity_offset_bits(entity *ent, int offset) { +_set_entity_offset_bits(entity *ent, int offset) { assert(ent && ent->kind == k_entity); ent->offset = offset; } static INLINE void -__set_entity_offset_bytes(entity *ent, int offset) { - __set_entity_offset_bits(ent, offset * 8); +_set_entity_offset_bytes(entity *ent, int offset) { + _set_entity_offset_bits(ent, offset * 8); } static INLINE void * -__get_entity_link(const entity *ent) { +_get_entity_link(const entity *ent) { assert(ent && ent->kind == k_entity); return ent->link; } static INLINE void -__set_entity_link(entity *ent, void *l) { +_set_entity_link(entity *ent, void *l) { assert(ent && ent->kind == k_entity); ent->link = l; } static INLINE ir_graph * -__get_entity_irg(const entity *ent) { +_get_entity_irg(const entity *ent) { assert(ent && ent->kind == k_entity); - assert(ent == unknown_entity || is_method_type(ent->type)); - if (!get_visit_pseudo_irgs() && ent->irg && is_pseudo_ir_graph(ent->irg)) + assert(ent == unknown_entity || is_Method_type(ent->type)); + if (!get_visit_pseudo_irgs() && ent->attr.mtd_attr.irg + && is_pseudo_ir_graph(ent->attr.mtd_attr.irg)) return NULL; - return ent->irg; + return ent->attr.mtd_attr.irg; +} + +static INLINE unsigned long +_get_entity_visited(entity *ent) { + assert(ent && ent->kind == k_entity); + return ent->visit; +} + +static INLINE void +_set_entity_visited(entity *ent, unsigned long num) { + assert(ent && ent->kind == k_entity); + ent->visit = num; +} + +static INLINE void +_mark_entity_visited(entity *ent) { + assert(ent && ent->kind == k_entity); + ent->visit = firm_type_visited; +} + +static INLINE int +_entity_visited(entity *ent) { + return _get_entity_visited(ent) >= firm_type_visited; +} + +static INLINE int +_entity_not_visited(entity *ent) { + return _get_entity_visited(ent) < firm_type_visited; } -#define is_entity(thing) __is_entity(thing) -#define get_entity_name(ent) __get_entity_name(ent) -#define get_entity_ident(ent) __get_entity_ident(ent) -#define get_entity_owner(ent) __get_entity_owner(ent) -#define get_entity_ld_ident(ent) __get_entity_ld_ident(ent) -#define set_entity_ld_ident(ent, ld_ident) __set_entity_ld_ident(ent, ld_ident) -#define get_entity_ld_name(ent) __get_entity_ld_name(ent) -#define get_entity_type(ent) __get_entity_type(ent) -#define set_entity_type(ent, type) __set_entity_type(ent, type) -#define get_entity_allocation(ent) __get_entity_allocation(ent) -#define set_entity_allocation(ent, al) __set_entity_allocation(ent, al) -#define get_entity_visibility(ent) __get_entity_visibility(ent) -#define get_entity_variability(ent) __get_entity_variability(ent) -#define get_entity_volatility(ent) __get_entity_volatility(ent) -#define set_entity_volatility(ent, vol) __set_entity_volatility(ent, vol) -#define get_entity_peculiarity(ent) __get_entity_peculiarity(ent) -#define set_entity_peculiarity(ent, pec) __set_entity_peculiarity(ent, pec) -#define get_entity_stickyness(ent) __get_entity_stickyness(ent) -#define set_entity_stickyness(ent, stickyness) __set_entity_stickyness(ent, stickyness) -#define get_entity_offset_bits(ent) __get_entity_offset_bits(ent) -#define get_entity_offset_bytes(ent) __get_entity_offset_bytes(ent) -#define set_entity_offset_bits(ent, offset) __set_entity_offset_bits(ent, offset) -#define set_entity_offset_bytes(ent, offset) __set_entity_offset_bytes(ent, offset) -#define get_entity_link(ent) __get_entity_link(ent) -#define set_entity_link(ent, l) __set_entity_link(ent, l) -#define get_entity_irg(ent) __get_entity_irg(ent) - -# endif /* _ENTITY_T_H_ */ +#define is_entity(thing) _is_entity(thing) +#define get_entity_name(ent) _get_entity_name(ent) +#define get_entity_ident(ent) _get_entity_ident(ent) +#define get_entity_owner(ent) _get_entity_owner(ent) +#define get_entity_ld_ident(ent) _get_entity_ld_ident(ent) +#define set_entity_ld_ident(ent, ld_ident) _set_entity_ld_ident(ent, ld_ident) +#define get_entity_ld_name(ent) _get_entity_ld_name(ent) +#define get_entity_type(ent) _get_entity_type(ent) +#define set_entity_type(ent, type) _set_entity_type(ent, type) +#define get_entity_allocation(ent) _get_entity_allocation(ent) +#define set_entity_allocation(ent, al) _set_entity_allocation(ent, al) +#define get_entity_visibility(ent) _get_entity_visibility(ent) +#define get_entity_variability(ent) _get_entity_variability(ent) +#define get_entity_volatility(ent) _get_entity_volatility(ent) +#define set_entity_volatility(ent, vol) _set_entity_volatility(ent, vol) +#define get_entity_peculiarity(ent) _get_entity_peculiarity(ent) +#define set_entity_peculiarity(ent, pec) _set_entity_peculiarity(ent, pec) +#define get_entity_stickyness(ent) _get_entity_stickyness(ent) +#define set_entity_stickyness(ent, stickyness) _set_entity_stickyness(ent, stickyness) +#define get_entity_offset_bits(ent) _get_entity_offset_bits(ent) +#define get_entity_offset_bytes(ent) _get_entity_offset_bytes(ent) +#define set_entity_offset_bits(ent, offset) _set_entity_offset_bits(ent, offset) +#define set_entity_offset_bytes(ent, offset) _set_entity_offset_bytes(ent, offset) +#define get_entity_link(ent) _get_entity_link(ent) +#define set_entity_link(ent, l) _set_entity_link(ent, l) +#define get_entity_irg(ent) _get_entity_irg(ent) +#define get_entity_visited(ent) _get_entity_visited(ent) +#define set_entity_visited(ent, num) _set_entity_visited(ent, num) +#define mark_entity_visited(ent) _mark_entity_visited(ent) +#define entity_visited(ent) _entity_visited(ent) +#define entity_not_visited(ent) _entity_not_visited(ent) + +#endif /* _FIRM_TR_ENTITY_T_H_ */