/* ENTITY */
/*-----------------------------------------------------------------*/
-/**
- * Add an entity to it's already set owner type.
- */
-static inline void insert_entity_in_owner(ir_entity *ent) {
- ir_type *owner = ent->owner;
- switch (get_type_tpop_code(owner)) {
- case tpo_class:
- add_class_member(owner, ent);
- break;
- case tpo_struct:
- add_struct_member(owner, ent);
- break;
- case tpo_union:
- add_union_member(owner, ent);
- break;
- case tpo_array:
- set_array_element_entity(owner, ent);
- break;
- default:
- panic("Unsupported type kind");
- }
-} /* insert_entity_in_owner */
-
-/**
- * Creates a new entity. This entity is NOT inserted in the owner type.
- *
- * @param db debug info for this entity
- * @param owner the owner type of the new entity
- * @param name the name of the new entity
- * @param type the type of the new entity
- *
- * @return the new created entity
- */
-static inline ir_entity *
-new_rd_entity(dbg_info *db, ir_type *owner, ident *name, ir_type *type)
+ir_entity *new_d_entity(ir_type *owner, ident *name, ir_type *type,
+ dbg_info *db)
{
ir_entity *res;
ir_graph *rem;
res->aligned = align_is_aligned;
res->usage = ir_usage_unknown;
res->compiler_gen = 0;
+ res->visibility = ir_visibility_default;
res->offset = -1;
res->offset_bit_remainder = 0;
res->alignment = 0;
current_ir_graph = rem;
res->linkage = IR_LINKAGE_CONSTANT;
res->attr.mtd_attr.irg_add_properties = mtp_property_inherited;
- res->attr.mtd_attr.vtable_number = VTABLE_NUM_NOT_SET;
+ res->attr.mtd_attr.vtable_number = IR_VTABLE_NUM_NOT_SET;
res->attr.mtd_attr.param_access = NULL;
res->attr.mtd_attr.param_weight = NULL;
res->attr.mtd_attr.irg = NULL;
res->attr.code_attr.label = (ir_label_t) -1;
}
- if (is_Class_type(owner)) {
- res->overwrites = NEW_ARR_F(ir_entity *, 0);
- res->overwrittenby = NEW_ARR_F(ir_entity *, 0);
- } else {
- res->overwrites = NULL;
- res->overwrittenby = NULL;
- }
+ /* Remember entity in it's owner. */
+ if (owner != NULL)
+ add_compound_member(owner, res);
#ifdef DEBUG_libfirm
res->nr = get_irp_new_node_nr();
-#endif /* DEBUG_libfirm */
+#endif
res->visit = 0;
set_entity_dbg_info(res, db);
- return res;
-} /* new_rd_entity */
-
-ir_entity *
-new_d_entity(ir_type *owner, ident *name, ir_type *type, dbg_info *db) {
- ir_entity *res;
-
- assert(is_compound_type(owner));
- res = new_rd_entity(db, owner, name, type);
- /* Remember entity in it's owner. */
- insert_entity_in_owner(res);
-
hook_new_entity(res);
+
return res;
-} /* new_d_entity */
+}
-ir_entity *
-new_entity(ir_type *owner, ident *name, ir_type *type) {
+ir_entity *new_entity(ir_type *owner, ident *name, ir_type *type)
+{
return new_d_entity(owner, name, type, NULL);
-} /* new_entity */
+}
/**
* Free entity attributes.
*/
static void free_entity_attrs(ir_entity *ent)
{
- int i;
- if (get_type_tpop(get_entity_owner(ent)) == type_class) {
- DEL_ARR_F(ent->overwrites); ent->overwrites = NULL;
- DEL_ARR_F(ent->overwrittenby); ent->overwrittenby = NULL;
- } else {
- assert(ent->overwrites == NULL);
- assert(ent->overwrittenby == NULL);
+ if (ent->overwrites != NULL) {
+ DEL_ARR_F(ent->overwrites);
+ ent->overwrites = NULL;
}
+ if (ent->overwrittenby != NULL) {
+ DEL_ARR_F(ent->overwrittenby);
+ ent->overwrittenby = NULL;
+ }
+
if (ent->initializer != NULL) {
/* TODO: free initializers */
} else if (entity_has_compound_ent_values(ent)) {
- if (ent->attr.cmpd_attr.val_paths) {
- for (i = get_compound_ent_n_values(ent) - 1; i >= 0; --i)
- if (ent->attr.cmpd_attr.val_paths[i]) {
- /* free_compound_graph_path(ent->attr.cmpd_attr.val_paths[i]) ; * @@@ warum nich? */
- /* Geht nich: wird mehrfach verwendet!!! ==> mehrfach frei gegeben. */
- /* DEL_ARR_F(ent->attr.cmpd_attr.val_paths); */
- }
- ent->attr.cmpd_attr.val_paths = NULL;
- }
+ /* can't free compound graph path as it might be used
+ * multiple times */
+ ent->attr.cmpd_attr.val_paths = NULL;
}
if (is_compound_entity(ent)) {
- if (ent->attr.cmpd_attr.values) {
- /*DEL_ARR_F(ent->attr.cmpd_attr.values)*/;
- }
ent->attr.cmpd_attr.values = NULL;
} else if (is_method_entity(ent)) {
if (ent->attr.mtd_attr.param_access) {
ent->attr.mtd_attr.param_weight = NULL;
}
}
-} /* free_entity_attrs */
+}
/**
* Creates a deep copy of an entity.
newe->attr.mtd_attr.param_access = NULL;
newe->attr.mtd_attr.param_weight = NULL;
}
+ newe->overwrites = NULL;
+ newe->overwrittenby = NULL;
#ifdef DEBUG_libfirm
newe->nr = get_irp_new_node_nr();
#endif
return newe;
}
+
/*
* Copies the entity if the new_owner is different from the
* owner of the old entity, else returns the old entity.
*/
-ir_entity *
-copy_entity_own(ir_entity *old, ir_type *new_owner) {
+ir_entity *copy_entity_own(ir_entity *old, ir_type *new_owner)
+{
ir_entity *newe;
assert(is_entity(old));
assert(is_compound_type(new_owner));
return old;
/* create a deep copy so we are safe of aliasing and double-freeing. */
- newe = deep_entity_copy(old);
+ newe = deep_entity_copy(old);
newe->owner = new_owner;
+ add_compound_member(new_owner, newe);
- if (is_Class_type(new_owner)) {
- newe->overwrites = NEW_ARR_F(ir_entity *, 0);
- newe->overwrittenby = NEW_ARR_F(ir_entity *, 0);
- }
-
- insert_entity_in_owner(newe);
return newe;
-} /* copy_entity_own */
+}
-ir_entity *
-copy_entity_name(ir_entity *old, ident *new_name) {
+ir_entity *copy_entity_name(ir_entity *old, ident *new_name)
+{
ir_entity *newe;
assert(old && old->kind == k_entity);
- if (old->name == new_name) return old;
- newe = deep_entity_copy(old);
+ if (old->name == new_name)
+ return old;
+
+ newe = deep_entity_copy(old);
newe->name = new_name;
newe->ld_name = NULL;
-
- if (is_Class_type(newe->owner)) {
- newe->overwrites = DUP_ARR_F(ir_entity *, old->overwrites);
- newe->overwrittenby = DUP_ARR_F(ir_entity *, old->overwrittenby);
- }
- insert_entity_in_owner(newe);
+ add_compound_member(old->owner, newe);
return newe;
-} /* copy_entity_name */
+}
+
+void free_entity(ir_entity *ent)
+{
+ if (ent->owner != NULL && !is_Array_type(ent->owner))
+ remove_compound_member(ent->owner, ent);
-void
-free_entity(ir_entity *ent) {
assert(ent && ent->kind == k_entity);
free_entity_attrs(ent);
ent->kind = k_BAD;
- free(ent);
-} /* free_entity */
+ xfree(ent);
+}
/* Outputs a unique number for this node */
-long
-get_entity_nr(const ir_entity *ent) {
+long get_entity_nr(const ir_entity *ent)
+{
assert(ent && ent->kind == k_entity);
#ifdef DEBUG_libfirm
return ent->nr;
#else
return (long)PTR_TO_INT(ent);
#endif
-} /* get_entity_nr */
+}
-const char *
-(get_entity_name)(const ir_entity *ent) {
+const char *(get_entity_name)(const ir_entity *ent)
+{
return _get_entity_name(ent);
}
-ident *
-(get_entity_ident)(const ir_entity *ent) {
+ident *(get_entity_ident)(const ir_entity *ent)
+{
return _get_entity_ident(ent);
}
-void
-(set_entity_ident)(ir_entity *ent, ident *id) {
+void (set_entity_ident)(ir_entity *ent, ident *id)
+{
_set_entity_ident(ent, id);
}
-ir_type *
-(get_entity_owner)(const ir_entity *ent) {
+ir_type *(get_entity_owner)(const ir_entity *ent)
+{
return _get_entity_owner(ent);
}
-void
-set_entity_owner(ir_entity *ent, ir_type *owner) {
+void set_entity_owner(ir_entity *ent, ir_type *owner)
+{
assert(is_entity(ent));
assert(is_compound_type(owner));
+
+ remove_compound_member(ent->owner, ent);
+ add_compound_member(owner, ent);
ent->owner = owner;
}
return _get_entity_ld_ident(ent);
}
-void
-(set_entity_ld_ident)(ir_entity *ent, ident *ld_ident) {
+void (set_entity_ld_ident)(ir_entity *ent, ident *ld_ident)
+{
_set_entity_ld_ident(ent, ld_ident);
}
return _get_entity_ld_name(ent);
}
-ir_type *
-(get_entity_type)(const ir_entity *ent) {
+ir_type *(get_entity_type)(const ir_entity *ent)
+{
return _get_entity_type(ent);
}
-void
-(set_entity_type)(ir_entity *ent, ir_type *type) {
+void (set_entity_type)(ir_entity *ent, ir_type *type)
+{
_set_entity_type(ent, type);
}
-ir_volatility
-(get_entity_volatility)(const ir_entity *ent) {
+ir_volatility (get_entity_volatility)(const ir_entity *ent)
+{
return _get_entity_volatility(ent);
}
-void
-(set_entity_volatility)(ir_entity *ent, ir_volatility vol) {
+void (set_entity_volatility)(ir_entity *ent, ir_volatility vol)
+{
_set_entity_volatility(ent, vol);
}
default: return "BAD VALUE";
}
#undef X
-} /* get_volatility_name */
+}
-ir_align
-(get_entity_aligned)(const ir_entity *ent) {
+ir_align (get_entity_aligned)(const ir_entity *ent)
+{
return _get_entity_aligned(ent);
}
-void
-(set_entity_aligned)(ir_entity *ent, ir_align a) {
+void (set_entity_aligned)(ir_entity *ent, ir_align a)
+{
_set_entity_aligned(ent, a);
}
-unsigned
-(get_entity_alignment)(const ir_entity *ent) {
+unsigned (get_entity_alignment)(const ir_entity *ent)
+{
return _get_entity_alignment(ent);
}
-void
-(set_entity_alignment)(ir_entity *ent, unsigned alignment) {
+void (set_entity_alignment)(ir_entity *ent, unsigned alignment)
+{
_set_entity_alignment(ent, alignment);
}
default: return "BAD VALUE";
}
#undef X
-} /* get_align_name */
+}
-void
-set_entity_label(ir_entity *ent, ir_label_t label)
+void set_entity_label(ir_entity *ent, ir_label_t label)
{
ent->attr.code_attr.label = label;
}
return ent->attr.code_attr.label;
}
-static void verify_linkage(ir_entity *entity)
+static void verify_visibility(const ir_entity *entity)
{
- ir_linkage linkage = entity->linkage;
- /* local and extern are mutually exclusive */
- (void) linkage;
- assert(! ((linkage & IR_LINKAGE_EXTERN) && (linkage & IR_LINKAGE_LOCAL)));
- if (!is_method_entity(entity) && (linkage & IR_LINKAGE_EXTERN)) {
+ if (get_entity_visibility(entity) == ir_visibility_external
+ && !is_method_entity(entity)) {
assert(!entity_has_definition(entity));
}
- assert(! ((linkage & IR_LINKAGE_CONSTANT) && (linkage & IR_LINKAGE_WEAK)));
+}
+
+void set_entity_visibility(ir_entity *entity, ir_visibility visibility)
+{
+ entity->visibility = visibility;
+ verify_visibility(entity);
+}
+
+ir_visibility get_entity_visibility(const ir_entity *entity)
+{
+ return entity->visibility;
}
void set_entity_linkage(ir_entity *entity, ir_linkage linkage)
{
entity->linkage = linkage;
- verify_linkage(entity);
}
ir_linkage (get_entity_linkage)(const ir_entity *entity)
void add_entity_linkage(ir_entity *entity, ir_linkage linkage)
{
entity->linkage |= linkage;
- verify_linkage(entity);
}
void remove_entity_linkage(ir_entity *entity, ir_linkage linkage)
{
entity->linkage &= ~linkage;
- verify_linkage(entity);
}
/* Checks if an entity is compiler generated */
-int (is_entity_compiler_generated)(const ir_entity *ent) {
+int (is_entity_compiler_generated)(const ir_entity *ent)
+{
return _is_entity_compiler_generated(ent);
-} /* is_entity_compiler_generated */
+}
/* Sets/resets the compiler generated flag */
-void (set_entity_compiler_generated)(ir_entity *ent, int flag) {
+void (set_entity_compiler_generated)(ir_entity *ent, int flag)
+{
_set_entity_compiler_generated(ent, flag);
-} /* set_entity_compiler_generated */
+}
-ir_entity_usage (get_entity_usage)(const ir_entity *ent) {
+ir_entity_usage (get_entity_usage)(const ir_entity *ent)
+{
return _get_entity_usage(ent);
}
-void (set_entity_usage)(ir_entity *ent, ir_entity_usage flags) {
+void (set_entity_usage)(ir_entity *ent, ir_entity_usage flags)
+{
_set_entity_usage(ent, flags);
}
ir_initializer_t *initializer;
assert(is_atomic_entity(entity));
- assert(get_entity_peculiarity(entity) != peculiarity_description);
assert(is_Dummy(val) || get_irn_mode(val) == get_type_mode(entity->type));
initializer = create_initializer_const(val);
/* Returns true if the the node is representable as code on
* const_code_irg. */
-int is_irn_const_expression(ir_node *n) {
+int is_irn_const_expression(ir_node *n)
+{
ir_mode *m;
/* we are in danger iff an exception will arise. TODO: be more precisely,
break;
}
return 0;
-} /* is_irn_const_expression */
+}
/*
* Copies a firm subgraph that complies to the restrictions for
* constant expressions to current_block in current_ir_graph.
*/
-ir_node *copy_const_value(dbg_info *dbg, ir_node *n) {
+ir_node *copy_const_value(dbg_info *dbg, ir_node *n)
+{
ir_node *nn;
ir_mode *m;
case iro_Unknown:
nn = new_Unknown(m); break;
default:
- assert(0 && "opcode invalid or not implemented");
- nn = NULL;
- break;
+ panic("opcode invalid or not implemented");
}
return nn;
-} /* copy_const_value */
+}
/** Return the name of the initializer kind. */
const char *get_initializer_kind_name(ir_initializer_kind_t ini)
initializer->kind = IR_INITIALIZER_COMPOUND;
initializer->compound.n_initializers = n_entries;
- for(i = 0; i < n_entries; ++i) {
+ for (i = 0; i < n_entries; ++i) {
initializer->compound.initializers[i] = get_initializer_null();
}
{
#ifndef NDEBUG
ir_initializer_t *initializer = entity->initializer;
+ ir_type *entity_tp = get_entity_type(entity);
switch (initializer->kind) {
case IR_INITIALIZER_COMPOUND:
- assert(is_compound_entity(entity));
+ assert(is_compound_type(entity_tp) || is_Array_type(entity_tp));
break;
case IR_INITIALIZER_CONST:
+ /* methods are initialized by a SymConst */
+ assert(is_atomic_type(entity_tp) || is_Method_type(entity_tp));
+ break;
case IR_INITIALIZER_TARVAL:
- assert(is_atomic_entity(entity));
+ assert(is_atomic_type(entity_tp));
break;
case IR_INITIALIZER_NULL:
break;
void add_entity_overwrites(ir_entity *ent, ir_entity *overwritten)
{
-#ifndef NDEBUG
- ir_type *owner = get_entity_owner(ent);
- ir_type *ovw_ovner = get_entity_owner(overwritten);
- assert(is_Class_type(owner));
- assert(is_Class_type(ovw_ovner));
- assert(! is_class_final(ovw_ovner));
-#endif /* NDEBUG */
+ if (ent->overwrites == NULL) {
+ ent->overwrites = NEW_ARR_F(ir_entity*, 0);
+ }
ARR_APP1(ir_entity *, ent->overwrites, overwritten);
+ if (overwritten->overwrittenby == NULL) {
+ overwritten->overwrittenby = NEW_ARR_F(ir_entity*, 0);
+ }
ARR_APP1(ir_entity *, overwritten->overwrittenby, ent);
}
int get_entity_n_overwrites(const ir_entity *ent)
{
- assert(is_Class_type(get_entity_owner(ent)));
- return (ARR_LEN(ent->overwrites));
+ if (ent->overwrites == NULL)
+ return 0;
+ return ARR_LEN(ent->overwrites);
}
int get_entity_overwrites_index(const ir_entity *ent, ir_entity *overwritten)
{
int i, n;
- assert(is_Class_type(get_entity_owner(ent)));
n = get_entity_n_overwrites(ent);
for (i = 0; i < n; ++i) {
if (get_entity_overwrites(ent, i) == overwritten)
ir_entity *get_entity_overwrites(const ir_entity *ent, int pos)
{
- assert(is_Class_type(get_entity_owner(ent)));
assert(pos < get_entity_n_overwrites(ent));
return ent->overwrites[pos];
}
void set_entity_overwrites(ir_entity *ent, int pos, ir_entity *overwritten)
{
- assert(is_Class_type(get_entity_owner(ent)));
assert(pos < get_entity_n_overwrites(ent));
ent->overwrites[pos] = overwritten;
}
void remove_entity_overwrites(ir_entity *ent, ir_entity *overwritten)
{
int i, n;
- assert(is_Class_type(get_entity_owner(ent)));
- n = ARR_LEN(ent->overwrites);
+ n = get_entity_n_overwrites(ent);
for (i = 0; i < n; ++i) {
if (ent->overwrites[i] == overwritten) {
for (; i < n - 1; i++)
}
}
-void add_entity_overwrittenby(ir_entity *ent, ir_entity *overwrites)
-{
- add_entity_overwrites(overwrites, ent);
-}
int get_entity_n_overwrittenby(const ir_entity *ent)
{
- assert(is_Class_type(get_entity_owner(ent)));
+ if (ent->overwrittenby == NULL)
+ return 0;
return ARR_LEN(ent->overwrittenby);
}
int get_entity_overwrittenby_index(const ir_entity *ent, ir_entity *overwrites)
{
int i, n;
- assert(is_Class_type(get_entity_owner(ent)));
n = get_entity_n_overwrittenby(ent);
for (i = 0; i < n; ++i) {
if (get_entity_overwrittenby(ent, i) == overwrites)
ir_entity *get_entity_overwrittenby(const ir_entity *ent, int pos)
{
- assert(is_Class_type(get_entity_owner(ent)));
assert(pos < get_entity_n_overwrittenby(ent));
return ent->overwrittenby[pos];
}
void set_entity_overwrittenby(ir_entity *ent, int pos, ir_entity *overwrites)
{
- assert(is_Class_type(get_entity_owner(ent)));
assert(pos < get_entity_n_overwrittenby(ent));
ent->overwrittenby[pos] = overwrites;
}
void remove_entity_overwrittenby(ir_entity *ent, ir_entity *overwrites)
{
int i, n;
- assert(is_Class_type(get_entity_owner(ent)));
- n = ARR_LEN(ent->overwrittenby);
+ n = get_entity_n_overwrittenby(ent);
for (i = 0; i < n; ++i) {
if (ent->overwrittenby[i] == overwrites) {
- for(; i < n - 1; ++i)
+ for (; i < n - 1; ++i)
ent->overwrittenby[i] = ent->overwrittenby[i+1];
ARR_SETLEN(ir_entity*, ent->overwrittenby, n - 1);
break;
if (mask & mtp_property_inherited)
mask = get_method_additional_properties(get_entity_type(ent));
- /* do not allow to set the mtp_property_inherited flag or
- * the automatic inheritance of flags will not work */
+ /* do not allow to set the mtp_property_inherited flag or
+ * the automatic inheritance of flags will not work */
ent->attr.mtd_attr.irg_add_properties = mask | (flag & ~mtp_property_inherited);
}
}
int entity_is_externally_visible(const ir_entity *entity)
{
- return (get_entity_linkage(entity) & IR_LINKAGE_LOCAL) == 0;
+ return get_entity_visibility(entity) != ir_visibility_local
+ || (get_entity_linkage(entity) & IR_LINKAGE_HIDDEN_USER);
}
int entity_has_definition(const ir_entity *entity)
|| entity_has_compound_ent_values(entity);
}
-void firm_init_entity(void)
+void ir_init_entity(void)
{
- symconst_symbol sym;
-
assert(firm_unknown_type && "Call init_type() before firm_init_entity()!");
assert(!unknown_entity && "Call firm_init_entity() only once!");
- unknown_entity = new_rd_entity(NULL, firm_unknown_type, new_id_from_str(UNKNOWN_ENTITY_NAME), firm_unknown_type);
- set_entity_linkage(unknown_entity, IR_LINKAGE_EXTERN);
-
+ unknown_entity = new_d_entity(NULL, new_id_from_str(UNKNOWN_ENTITY_NAME),
+ firm_unknown_type, NULL);
+ set_entity_visibility(unknown_entity, ir_visibility_external);
set_entity_ld_ident(unknown_entity, get_entity_ident(unknown_entity));
+}
- current_ir_graph = get_const_code_irg();
- sym.entity_p = unknown_entity;
+void ir_finish_entity(void)
+{
+ if (unknown_entity != NULL) {
+ free_entity(unknown_entity);
+ unknown_entity = NULL;
+ }
}
ir_allocation get_entity_allocation(const ir_entity *entity)