# include "mangle.h"
# include "typegmod.h"
# include "array.h"
+# include "irtools.h"
+# include "irhooks.h"
/* All this is needed to build the constant node for methods: */
# include "irprog_t.h"
/** general **/
/*******************************************************************/
-entity *unknown_entity = NULL; entity *get_unknown_entity(void) { return unknown_entity; }
-#define UNKNOWN_ENTITY_NAME "unknown_entity"
-
-static INLINE entity *
-new_rd_entity (dbg_info *db, type *owner, ident *name, type *type);
-
-void
-init_entity (void)
-{
- symconst_symbol sym;
-
- assert(firm_unknown_type && "Call init_type before init_entity!");
- assert(!unknown_entity && "Call 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_visibility(unknown_entity, visibility_external_allocated);
- set_entity_ld_ident(unknown_entity, get_entity_ident(unknown_entity));
+entity *unknown_entity = NULL;
- sym.entity_p = unknown_entity;
- current_ir_graph = get_const_code_irg();
- unknown_entity->value = new_SymConst(sym, symconst_addr_ent);
-}
+entity *get_unknown_entity(void) { return unknown_entity; }
+#define UNKNOWN_ENTITY_NAME "unknown_entity"
/*-----------------------------------------------------------------*/
/* ENTITY */
/*-----------------------------------------------------------------*/
static INLINE void insert_entity_in_owner (entity *ent) {
- type *owner = ent->owner;
+ ir_type *owner = ent->owner;
switch (get_type_tpop_code(owner)) {
case tpo_class: {
add_class_member (owner, ent);
}
/**
- * creates a new entity
+ * 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 entity *
-new_rd_entity (dbg_info *db, type *owner, ident *name, type *type)
+new_rd_entity (dbg_info *db, ir_type *owner, ident *name, ir_type *type)
{
entity *res;
ir_graph *rem;
res = xmalloc(sizeof(*res));
memset(res, 0, sizeof(*res));
- res->kind = k_entity;
- res->owner = owner;
- res->name = name;
- res->type = type;
+
+ res->kind = k_entity;
+ res->name = name;
+ res->ld_name = NULL;
+ res->owner = owner;
+ res->type = type;
if (get_type_tpop(type) == type_method)
res->allocation = allocation_static;
else
res->allocation = allocation_automatic;
- res->visibility = visibility_local;
- res->offset = -1;
+ res->visibility = visibility_local;
+ res->volatility = volatility_non_volatile;
+ res->stickyness = stickyness_unsticky;
+ res->offset = -1;
+ res->peculiarity = peculiarity_existent;
+ res->link = NULL;
+
+
if (is_Method_type(type)) {
symconst_symbol sym;
- sym.entity_p = res;
- res->variability = variability_constant;
- rem = current_ir_graph;
- current_ir_graph = get_const_code_irg();
- res->value = new_SymConst(sym, symconst_addr_ent);
- current_ir_graph = rem;
- } else {
+ sym.entity_p = res;
+ rem = current_ir_graph;
+ current_ir_graph = get_const_code_irg();
+ res->value = new_SymConst(sym, symconst_addr_ent);
+ current_ir_graph = rem;
+ res->variability = variability_constant;
+ res->irg_add_properties = mtp_property_inherited;
+ res->param_access = NULL;
+ res->param_weight = NULL;
+ }
+ else {
res->variability = variability_uninitialized;
- res->value = NULL;
- res->values = NULL;
- res->val_paths = NULL;
+ res->value = NULL;
+ res->values = NULL;
+ res->val_paths = NULL;
}
- res->peculiarity = peculiarity_existent;
- res->volatility = volatility_non_volatile;
- res->stickyness = stickyness_unsticky;
- res->ld_name = NULL;
+
if (is_Class_type(owner)) {
res->overwrites = NEW_ARR_F(entity *, 0);
res->overwrittenby = NEW_ARR_F(entity *, 0);
}
res->irg = NULL;
- //res->accesses = NULL;
-
#ifdef DEBUG_libfirm
res->nr = get_irp_new_node_nr();
#endif /* DEBUG_libfirm */
}
entity *
-new_d_entity (type *owner, ident *name, type *type, dbg_info *db) {
+new_d_entity (ir_type *owner, ident *name, ir_type *type, dbg_info *db) {
entity *res;
assert_legal_owner_of_ent(owner);
/* Remember entity in it's owner. */
insert_entity_in_owner (res);
+ hook_new_entity(res);
return res;
}
entity *
-new_entity (type *owner, ident *name, type *type) {
+new_entity (ir_type *owner, ident *name, ir_type *type) {
return new_d_entity(owner, name, type, NULL);
}
if (ent->val_paths) {
if (is_compound_entity(ent))
for (i = 0; i < get_compound_ent_n_values(ent); i++)
- if (ent->val_paths[i]) ;
- /* free_compound_graph_path(ent->val_paths[i]) ; * @@@ warum nich? */
- /* Geht nich: wird mehrfach verwendet!!! ==> mehrfach frei gegeben. */
- /* DEL_ARR_F(ent->val_paths); */
+ if (ent->val_paths[i]) ;
+ /* free_compound_graph_path(ent->val_paths[i]) ; * @@@ warum nich? */
+ /* Geht nich: wird mehrfach verwendet!!! ==> mehrfach frei gegeben. */
+ /* DEL_ARR_F(ent->val_paths); */
}
ent->val_paths = NULL;
ent->values = NULL;
+
+ if (ent->param_access) {
+ DEL_ARR_F(ent->param_access);
+ ent->param_access = NULL;
+ }
+ if (ent->param_weight) {
+ DEL_ARR_F(ent->param_weight);
+ ent->param_weight = NULL;
+ }
}
entity *
-copy_entity_own (entity *old, type *new_owner) {
+copy_entity_own (entity *old, ir_type *new_owner) {
entity *newe;
assert(old && old->kind == k_entity);
assert_legal_owner_of_ent(new_owner);
#ifdef DEBUG_libfirm
return ent->nr;
#else
- return 0;
+ return (long)PTR_TO_INT(ent);
#endif
}
return get_entity_ident(ent);
}
-/*
-void set_entitye_ld_name (entity *, char *ld_name);
-void set_entity_ld_ident (entity *, ident *ld_ident);
-*/
-
-type *
+ir_type *
(get_entity_owner)(entity *ent) {
return _get_entity_owner(ent);
}
void
-set_entity_owner (entity *ent, type *owner) {
+set_entity_owner (entity *ent, ir_type *owner) {
assert(ent && ent->kind == k_entity);
assert_legal_owner_of_ent(owner);
ent->owner = owner;
}
void /* should this go into type.c? */
-assert_legal_owner_of_ent(type *owner) {
+assert_legal_owner_of_ent(ir_type *owner) {
assert(get_type_tpop_code(owner) == tpo_class ||
get_type_tpop_code(owner) == tpo_union ||
get_type_tpop_code(owner) == tpo_struct ||
return _get_entity_ld_name(ent);
}
-type *
+ir_type *
(get_entity_type)(entity *ent) {
return _get_entity_type(ent);
}
void
-(set_entity_type)(entity *ent, type *type) {
+(set_entity_type)(entity *ent, ir_type *type) {
_set_entity_type(ent, type);
}
if ((is_compound_type(ent->type)) &&
(ent->variability == variability_uninitialized) && (var != variability_uninitialized)) {
- /* Allocate datastructures for constant values */
+ /* Allocate data structures for constant values */
ent->values = NEW_ARR_F(ir_node *, 0);
ent->val_paths = NEW_ARR_F(compound_graph_path *, 0);
}
if ((is_compound_type(ent->type)) &&
(var == variability_uninitialized) && (ent->variability != variability_uninitialized)) {
- /* Free datastructures for constant values */
+ /* Free data structures for constant values */
DEL_ARR_F(ent->values); ent->values = NULL;
DEL_ARR_F(ent->val_paths); ent->val_paths = NULL;
}
case iro_Const:
case iro_SymConst:
case iro_Unknown:
- return true; break;
+ return 1;
case iro_Conv:
case iro_Cast:
return is_irn_const_expression(get_irn_n(n, 0));
default:
- return false;
break;
}
- return false;
+ return 0;
}
-
-ir_node *copy_const_value(ir_node *n) {
+/*
+ * 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 *nn;
ir_mode *m;
dead node elimination/inlineing. */
m = get_irn_mode(n);
- switch(get_irn_opcode(n)) {
+ switch (get_irn_opcode(n)) {
case iro_Const:
- nn = new_Const(m, get_Const_tarval(n)); set_Const_type(nn, get_Const_type(n));
- //nn = new_rd_Const_type(get_irn_dbg_info(n), current_ir_graph, get_cur_block(),
- // m, get_Const_tarval(n), get_Const_type(n));
+ nn = new_d_Const_type(dbg, m, get_Const_tarval(n), get_Const_type(n));
break;
case iro_SymConst:
- nn = new_d_SymConst_type(NULL, get_SymConst_symbol(n), get_SymConst_kind(n),
+ nn = new_d_SymConst_type(dbg, get_SymConst_symbol(n), get_SymConst_kind(n),
get_SymConst_value_type(n));
break;
case iro_Add:
- nn = new_Add(copy_const_value(get_Add_left(n)),
- copy_const_value(get_Add_right(n)), m); break;
+ nn = new_d_Add(dbg, copy_const_value(dbg, get_Add_left(n)),
+ copy_const_value(dbg, get_Add_right(n)), m); break;
case iro_Sub:
- nn = new_Sub(copy_const_value(get_Sub_left(n)),
- copy_const_value(get_Sub_right(n)), m); break;
+ nn = new_d_Sub(dbg, copy_const_value(dbg, get_Sub_left(n)),
+ copy_const_value(dbg, get_Sub_right(n)), m); break;
case iro_Mul:
- nn = new_Mul(copy_const_value(get_Mul_left(n)),
- copy_const_value(get_Mul_right(n)), m); break;
+ nn = new_d_Mul(dbg, copy_const_value(dbg, get_Mul_left(n)),
+ copy_const_value(dbg, get_Mul_right(n)), m); break;
case iro_And:
- nn = new_And(copy_const_value(get_And_left(n)),
- copy_const_value(get_And_right(n)), m); break;
+ nn = new_d_And(dbg, copy_const_value(dbg, get_And_left(n)),
+ copy_const_value(dbg, get_And_right(n)), m); break;
case iro_Or:
- nn = new_Or(copy_const_value(get_Or_left(n)),
- copy_const_value(get_Or_right(n)), m); break;
+ nn = new_d_Or(dbg, copy_const_value(dbg, get_Or_left(n)),
+ copy_const_value(dbg, get_Or_right(n)), m); break;
case iro_Eor:
- nn = new_Eor(copy_const_value(get_Eor_left(n)),
- copy_const_value(get_Eor_right(n)), m); break;
+ nn = new_d_Eor(dbg, copy_const_value(dbg, get_Eor_left(n)),
+ copy_const_value(dbg, get_Eor_right(n)), m); break;
case iro_Cast:
- nn = new_Cast(copy_const_value(get_Cast_op(n)), get_Cast_type(n)); break;
+ nn = new_d_Cast(dbg, copy_const_value(dbg, get_Cast_op(n)), get_Cast_type(n)); break;
case iro_Conv:
- nn = new_Conv(copy_const_value(get_Conv_op(n)), m); break;
+ nn = new_d_Conv(dbg, copy_const_value(dbg, get_Conv_op(n)), m); break;
case iro_Unknown:
- nn = new_Unknown(m); break;
+ nn = new_d_Unknown(m); break;
default:
DDMN(n);
assert(0 && "opcode invalid or not implemented");
return nn;
}
+/* Creates a new compound graph path. */
compound_graph_path *
-new_compound_graph_path(type *tp, int length) {
+new_compound_graph_path(ir_type *tp, int length) {
compound_graph_path *res;
assert(is_type(tp) && is_compound_type(tp));
assert(length > 0);
- res = xmalloc(sizeof(*res) + (length-1) * sizeof(res->nodes[0]));
- memset(res, 0, sizeof(*res) + (length-1) * sizeof(res->nodes[0]));
+ res = xmalloc(sizeof(*res) + (length-1) * sizeof(res->list[0]));
+ memset(res, 0, sizeof(*res) + (length-1) * sizeof(res->list[0]));
res->kind = k_ir_compound_graph_path;
res->tp = tp;
res->len = length;
- res->arr_indicees = xcalloc(length, sizeof(res ->arr_indicees[0]));
return res;
}
-void
-free_compound_graph_path (compound_graph_path *gr) {
+/* Frees an graph path object */
+void free_compound_graph_path (compound_graph_path *gr) {
assert(gr && is_compound_graph_path(gr));
gr->kind = k_BAD;
- free(gr ->arr_indicees);
free(gr);
}
-int
-is_compound_graph_path(void *thing) {
+/* Returns non-zero if an object is a compound graph path */
+int is_compound_graph_path(void *thing) {
return (get_kind(thing) == k_ir_compound_graph_path);
}
-/* checks whether nodes 0..pos are correct (all lie on a path.) */
-/* @@@ not implemented */
+/* Checks whether the path up to pos is correct. If the path contains a NULL,
+ * assumes the path is not complete and returns 'true'. */
int is_proper_compound_graph_path(compound_graph_path *gr, int pos) {
int i;
entity *node;
- type *owner = gr->tp;
+ ir_type *owner = gr->tp;
+
for (i = 0; i <= pos; i++) {
node = get_compound_graph_path_node(gr, i);
if (node == NULL)
/* Path not yet complete. */
- return true;
- if (get_entity_owner(node) != owner) return false;
+ return 1;
+ if (get_entity_owner(node) != owner)
+ return 0;
owner = get_entity_type(node);
}
if (pos == get_compound_graph_path_length(gr))
- if (!is_atomic_type(owner)) return false;
- return true;
+ if (!is_atomic_type(owner))
+ return 0;
+ return 1;
}
-int
-get_compound_graph_path_length(compound_graph_path *gr) {
+/* Returns the length of a graph path */
+int get_compound_graph_path_length(compound_graph_path *gr) {
assert(gr && is_compound_graph_path(gr));
return gr->len;
}
get_compound_graph_path_node(compound_graph_path *gr, int pos) {
assert(gr && is_compound_graph_path(gr));
assert(pos >= 0 && pos < gr->len);
- return gr->nodes[pos];
+ return gr->list[pos].node;
}
void
assert(gr && is_compound_graph_path(gr));
assert(pos >= 0 && pos < gr->len);
assert(is_entity(node));
- gr->nodes[pos] = node;
+ gr->list[pos].node = node;
assert(is_proper_compound_graph_path(gr, pos));
}
get_compound_graph_path_array_index(compound_graph_path *gr, int pos) {
assert(gr && is_compound_graph_path(gr));
assert(pos >= 0 && pos < gr->len);
- return gr->arr_indicees[pos];
+ return gr->list[pos].index;
}
void
set_compound_graph_path_array_index(compound_graph_path *gr, int pos, int index) {
assert(gr && is_compound_graph_path(gr));
assert(pos >= 0 && pos < gr->len);
- gr->arr_indicees[pos] = index;
+ gr->list[pos].index = index;
}
/* A value of a compound entity is a pair of value and the corresponding path to a member of
int len1 = get_compound_graph_path_length(path1);
int len2 = get_compound_graph_path_length(path2);
- if (len2 > len1) return false;
+ if (len2 > len1) return 0;
for (i = 0; i < len1; i++) {
- type *tp;
+ ir_type *tp;
entity *node1 = get_compound_graph_path_node(path1, i);
entity *node2 = get_compound_graph_path_node(path2, i);
- if (node1 != node2) return false;
+ if (node1 != node2) return 0;
tp = get_entity_owner(node1);
if (is_Array_type(tp)) {
low = get_array_lower_bound_int(tp, 0);
if (low + visited_indicees[i] < get_compound_graph_path_array_index(path2, i)) {
visited_indicees[i]++;
- return false;
+ return 0;
}
else
assert(low + visited_indicees[i] == get_compound_graph_path_array_index(path2, i));
}
}
- return true;
+ return 1;
}
/* Returns the position of a value with the given path.
assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
for (i = 0; i < (ARR_LEN (ent->val_paths)); i++) {
compound_graph_path *path = ent->val_paths[i];
- if (path->nodes[path->len-1] == value_ent) {
+ if (path->list[path->len-1].node == value_ent) {
for(; i < (ARR_LEN (ent->val_paths))-1; i++) {
ent->val_paths[i] = ent->val_paths[i+1];
- ent->values[i] = ent->values[i+1];
+ ent->values[i] = ent->values[i+1];
}
ARR_SETLEN(entity*, ent->val_paths, ARR_LEN(ent->val_paths) - 1);
ARR_SETLEN(ir_node*, ent->values, ARR_LEN(ent->values) - 1);
void
add_compound_ent_value(entity *ent, ir_node *val, entity *member) {
compound_graph_path *path;
- type *owner_tp = get_entity_owner(ent);
+ ir_type *owner_tp = get_entity_owner(member);
assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
- path = new_compound_graph_path(owner_tp, 1);
- path->nodes[0] = member;
+ path = new_compound_graph_path(get_entity_type(ent), 1);
+ path->list[0].node = member;
if (is_Array_type(owner_tp)) {
int max;
int i;
max = index;
}
}
- path->arr_indicees[0] = max + 1;
+ path->list[0].index = max + 1;
}
add_compound_ent_value_w_path(ent, val, path);
}
set_array_entity_values(entity *ent, tarval **values, int num_vals) {
int i;
ir_graph *rem = current_ir_graph;
- type *arrtp = get_entity_type(ent);
+ ir_type *arrtp = get_entity_type(ent);
ir_node *val;
- type *elttp = get_array_element_type(arrtp);
+ ir_type *elttp = get_array_element_type(arrtp);
assert(is_Array_type(arrtp));
assert(get_array_n_dimensions(arrtp) == 1);
for (i = 0; i < path_len; ++i) {
entity *node = get_compound_graph_path_node(path, i);
- type *node_tp = get_entity_type(node);
- type *owner_tp = get_entity_owner(node);
+ ir_type *node_tp = get_entity_type(node);
+ ir_type *owner_tp = get_entity_owner(node);
if (is_Array_type(owner_tp)) {
int size = get_type_size_bits(node_tp);
int align = get_type_alignment_bits(node_tp);
}
-static void init_index(type *arr) {
+static void init_index(ir_type *arr) {
int init;
int dim = 0;
else
init = get_array_upper_bound_int(arr, 0) +1;
- set_entity_link(get_array_element_entity(arr), (void *)init);
+ set_entity_link(get_array_element_entity(arr), INT_TO_PTR(init));
}
static int get_next_index(entity *elem_ent) {
- type *arr = get_entity_owner(elem_ent);
+ ir_type *arr = get_entity_owner(elem_ent);
int next;
int dim = 0;
assert(get_array_n_dimensions(arr) == 1);
if (has_array_lower_bound(arr, dim)) {
- next = (int)get_entity_link(elem_ent) +1;
+ next = PTR_TO_INT(get_entity_link(elem_ent)) + 1;
if (has_array_upper_bound(arr, dim)) {
int upper = get_array_upper_bound_int(arr, dim);
if (next == upper) next = get_array_lower_bound_int(arr, dim);
}
} else {
- next = (int)get_entity_link(elem_ent) -1;
+ next = PTR_TO_INT(get_entity_link(elem_ent)) - 1;
if (has_array_lower_bound(arr, dim)) {
int upper = get_array_upper_bound_int(arr, dim);
if (next == upper) next = get_array_upper_bound_int(arr, dim);
}
}
- set_entity_link(elem_ent, (void *)next);
+ set_entity_link(elem_ent, INT_TO_PTR(next));
return next;
}
* evaluate the index against the upper bound.)
*/
void compute_compound_ent_array_indicees(entity *ent) {
- type *tp = get_entity_type(ent);
+ ir_type *tp = get_entity_type(ent);
int i, n_vals;
entity *unknown_bound_entity = NULL;
int j, path_len = get_compound_graph_path_length(path);
for (j = 0; j < path_len; ++j) {
entity *node = get_compound_graph_path_node(path, j);
- type *elem_tp = get_entity_type(node);
+ ir_type *elem_tp = get_entity_type(node);
if (is_Array_type(elem_tp)) {
int dim = 0;
int j, path_len = get_compound_graph_path_length(path);
for (j = 0; j < path_len; ++j) {
entity *node = get_compound_graph_path_node(path, j);
- type *owner_tp = get_entity_owner(node);
+ ir_type *owner_tp = get_entity_owner(node);
if (is_Array_type(owner_tp))
set_compound_graph_path_array_index (path, j, get_next_index(node));
}
A second iteration now permutes the actual elements into two
new arrays. */
void sort_compound_ent_values(entity *ent) {
- type *tp;
+ ir_type *tp;
int i, n_vals;
int tp_size;
int size;
}
int is_atomic_entity(entity *ent) {
- type* t = get_entity_type(ent);
+ ir_type *t = get_entity_type(ent);
assert(ent && ent->kind == k_entity);
return (is_Primitive_type(t) || is_Pointer_type(t) ||
is_Enumeration_type(t) || is_Method_type(t));
}
int is_compound_entity(entity *ent) {
- type* t = get_entity_type(ent);
+ ir_type *t = get_entity_type(ent);
assert(ent && ent->kind == k_entity);
return (is_Class_type(t) || is_Struct_type(t) ||
is_Array_type(t) || is_Union_type(t));
/**
* @todo not implemented!!! */
-bool equal_entity(entity *ent1, entity *ent2) {
+int equal_entity(entity *ent1, entity *ent2) {
fprintf(stderr, " calling unimplemented equal entity!!! \n");
- return true;
+ return 1;
}
-unsigned long get_entity_visited(entity *ent) {
- assert(ent && ent->kind == k_entity);
- return ent->visit;
+unsigned long (get_entity_visited)(entity *ent) {
+ return _get_entity_visited(ent);
}
-void set_entity_visited(entity *ent, unsigned long num) {
- assert(ent && ent->kind == k_entity);
- ent->visit = num;
+
+void (set_entity_visited)(entity *ent, unsigned long num) {
+ _set_entity_visited(ent, num);
}
+
/* Sets visited field in entity to entity_visited. */
-void mark_entity_visited(entity *ent) {
- assert(ent && ent->kind == k_entity);
- ent->visit = type_visited;
+void (mark_entity_visited)(entity *ent) {
+ _mark_entity_visited(ent);
}
+int (entity_visited)(entity *ent) {
+ return _entity_visited(ent);
+}
-bool entity_visited(entity *ent) {
- assert(ent && ent->kind == k_entity);
- return get_entity_visited(ent) >= type_visited;
+int (entity_not_visited)(entity *ent) {
+ return _entity_not_visited(ent);
}
-bool entity_not_visited(entity *ent) {
- assert(ent && ent->kind == k_entity);
- return get_entity_visited(ent) < type_visited;
+/* Returns the mask of the additional entity properties. */
+unsigned get_entity_additional_properties(entity *ent) {
+ ir_graph *irg;
+
+ assert(is_Method_type(get_entity_type(ent)));
+
+ /* first check, if the graph has additional properties */
+ irg = get_entity_irg(ent);
+
+ if (irg)
+ return get_irg_additional_properties(irg);
+
+ if (ent->irg_add_properties & mtp_property_inherited)
+ return get_method_additional_properties(get_entity_type(ent));
+
+ return ent->irg_add_properties;
+}
+
+/* Sets the mask of the additional graph properties. */
+void set_entity_additional_properties(entity *ent, unsigned property_mask)
+{
+ ir_graph *irg;
+
+ assert(is_Method_type(get_entity_type(ent)));
+
+ /* first check, if the graph exists */
+ irg = get_entity_irg(ent);
+ if (irg)
+ set_irg_additional_properties(irg, property_mask);
+ else {
+ /* do not allow to set the mtp_property_inherited flag or
+ * the automatic inheritance of flags will not work */
+ ent->irg_add_properties = property_mask & ~mtp_property_inherited;
+ }
+}
+
+/* Sets one additional graph property. */
+void set_entity_additional_property(entity *ent, mtp_additional_property flag)
+{
+ ir_graph *irg;
+
+ assert(is_Method_type(get_entity_type(ent)));
+
+ /* first check, if the graph exists */
+ irg = get_entity_irg(ent);
+ if (irg)
+ set_irg_additional_property(irg, flag);
+ else {
+ unsigned mask = ent->irg_add_properties;
+
+ 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 */
+ ent->irg_add_properties = mask | (flag & ~mtp_property_inherited);
+ }
+}
+
+void firm_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_visibility(unknown_entity, visibility_external_allocated);
+ set_entity_ld_ident(unknown_entity, get_entity_ident(unknown_entity));
+
+ sym.entity_p = unknown_entity;
+ current_ir_graph = get_const_code_irg();
+ unknown_entity->value = new_SymConst(sym, symconst_addr_ent);
}