X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Ftr%2Fentity.h;h=e6c2cd2f4095bb6a433903d38b5e42ce137975e7;hb=da9c4a1519a03db4b6a4cbd79dff05f69387611f;hp=df943769f78f516adc926f1fdf350ad5ae976182;hpb=3663d1cfe641a78f9d7bc1f4df7f875757cbde9f;p=libfirm diff --git a/ir/tr/entity.h b/ir/tr/entity.h index df943769f..e6c2cd2f4 100644 --- a/ir/tr/entity.h +++ b/ir/tr/entity.h @@ -50,6 +50,7 @@ # include "ident.h" # include "type.h" +# include "dbginfo.h" /*******************************************************************/ /** general **/ @@ -62,9 +63,9 @@ void init_entity (void); /** ENTITY **/ /*******************************************************************/ +/* to resolve recursion between entity.h and irgraph.h */ #ifndef _IR_GRAPH_TYPEDEF_ #define _IR_GRAPH_TYPEDEF_ -/* to resolve recursion between entity.h and irgraph.h */ typedef struct ir_graph ir_graph; #endif @@ -103,6 +104,7 @@ typedef struct ir_graph ir_graph; * In that case there nowhere exists code for this entity and this entity * is never dynamically used in the code. * Values: description, existent. Default: existent. + * visited visited flag. Master flag is type_visited. * * These fields can only be accessed via access functions. * @@ -111,19 +113,21 @@ typedef struct ir_graph ir_graph; * SOURCE */ +/* to resolve recursion between entity.h and type.h */ #ifndef _ENTITY_TYPEDEF_ #define _ENTITY_TYPEDEF_ -/* to resolve recursion between entity.h and type.h */ typedef struct entity entity; #endif + /* Creates a new entity. Automatically inserts the entity as a member of owner. Entity is automatic_allocated and uninitialize except if the type is type_method, then it is static_allocated and constant. The constant value is a pointer to the method. Visibility is local, offset -1, and it is not volatile. */ -entity *new_entity (type *owner, ident *name, type *type); +entity *new_entity (type *owner, ident *name, type *tp); +entity *new_d_entity (type *owner, ident *name, type *tp, dbg_info *db); /* Copies the entity if the new_owner is different from the owner of the old entity. Else returns the old entity. Automatically inserts the new entity as a member of owner. */ @@ -133,6 +137,9 @@ entity *copy_entity_own (entity *old, type *new_owner); Automatically inserts the new entity as a member of owner. The mangled name ld_name is set to NULL. */ entity *copy_entity_name (entity *old, ident *new_name); +/* Frees the entity. The owner will still contain the pointer to this + entity, as well as all other references! */ +void free_entity (entity *ent); /** manipulate fields of entity **/ const char *get_entity_name (entity *ent); @@ -146,20 +153,25 @@ void set_entity_ld_ident (entity *ent, ident *ld_ident); const char *get_entity_ld_name (entity *end); type *get_entity_owner (entity *ent); -/* Sets the owner field in entity to owner. */ +/* Sets the owner field in entity to owner. Don't forget to add + ent to owner!! */ void set_entity_owner (entity *ent, type *owner); INLINE void assert_legal_owner_of_ent(type *owner); type *get_entity_type (entity *ent); -void set_entity_type (entity *ent, type *type); +void set_entity_type (entity *ent, type *tp); typedef enum { - automatic_allocated,/* The entity is allocated during runtime, implicitly - as component of a compound type. This is the default. */ - dynamic_allocated, /* The entity is allocated during runtime, explicitly - by an Alloc node. */ - static_allocated /* The entity is allocated statically. We can use a - SymConst(?) as address of the entity. */ + automatic_allocated, /* The entity is allocated during runtime, implicitly + as component of a compound type. This is the default. */ + parameter_allocated, /* The entity is a parameter. It is also automatic allocated. + We distinguish the allocation of paramters from the allocation + of local variables as their placement depends on the calling + conventions. */ + dynamic_allocated, /* The entity is allocated during runtime, explicitly + by an Alloc node. */ + static_allocated /* The entity is allocated statically. We can use a + SymConst(?) as address of the entity. */ } ent_allocation; ent_allocation get_entity_allocation (entity *ent); @@ -184,7 +196,7 @@ void set_entity_visibility (entity *ent, ent_visibility vis); /* This enumeration flags the variability of entities. */ typedef enum { uninitialized, /* The content of the entity is completely unknown. */ - initialized, /* After allocation the entity is initalized with the + initialized, /* After allocation the entity is initalized with the value given somewhere in the entity. */ part_constant, /* For entities of compound types. Some members of the entity are constant. The others are uninitialized. Those members @@ -242,6 +254,7 @@ int get_compound_ent_n_values(entity *ent); ir_node *get_compound_ent_value(entity *ent, int pos); entity *get_compound_ent_value_member(entity *ent, int pos); void set_compound_ent_value(entity *ent, ir_node *val, entity *member, int pos); +void remove_compound_ent_value(entity *ent, entity *value_ent); /* Inits the entity ent witch must be of a one dimensional array type with the values given in the values array. The array must have a lower and an upper bound. Keeps the @@ -277,6 +290,19 @@ int is_atomic_entity(entity *ent); array or union type. */ int is_compound_entity(entity *ent); +/* Returns true if ent1 and ent2 have are equal except for their owner. + Two entities are equal if + - they have the same type (the same C-struct) + - ...? +*/ +bool equal_entity(entity *ent1, entity *ent2); + + +unsigned long get_entity_visited(entity *ent); +void set_entity_visited(entity *ent, unsigned long num); +/* Sets visited field in entity to entity_visited. */ +void mark_entity_visited(entity *ent); + /*****/