res->align = align_is_aligned;
res->stickyness = stickyness_unsticky;
res->peculiarity = peculiarity_existent;
- res->address_taken = ir_address_taken_unknown;
+ res->usage = ir_usage_unknown;
res->final = 0;
res->compiler_gen = 0;
res->backend_marked = 0;
res->attr.mtd_attr.param_access = NULL;
res->attr.mtd_attr.param_weight = NULL;
res->attr.mtd_attr.irg = NULL;
- res->attr.mtd_attr.section = section_text;
} else if (is_compound_type(type)) {
res->variability = variability_uninitialized;
res->value = NULL;
}
} /* free_entity_attrs */
+/*
+ * 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 *newe;
assert(is_entity(old));
assert(is_compound_type(new_owner));
+ assert(get_type_state(new_owner) != layout_fixed);
if (old->owner == new_owner) return old;
newe = xmalloc(sizeof(*newe));
_set_entity_backend_marked(ent, flag);
} /* set_entity_backend_marked */
-/* Checks if the address of an entity was taken. */
-ir_address_taken_state (get_entity_address_taken)(const ir_entity *ent) {
- return _get_entity_address_taken(ent);
-} /* is_entity_address_taken */
-
-/* Sets/resets the address taken flag. */
-void (set_entity_address_taken)(ir_entity *ent, ir_address_taken_state flag) {
- _set_entity_address_taken(ent, flag);
-} /* set_entity_address_taken */
+ir_entity_usage (get_entity_usage)(const ir_entity *ent) {
+ return _get_entity_usage(ent);
+}
-/* Return the name of the address_taken state. */
-const char *get_address_taken_state_name(ir_address_taken_state state) {
-#define X(a) case a: return #a
- switch (state) {
- X(ir_address_not_taken);
- X(ir_address_taken_unknown);
- X(ir_address_taken);
- default: return "BAD VALUE";
- }
-#undef X
-} /* get_address_taken_state_name */
+void (set_entity_usage)(ir_entity *ent, ir_entity_usage flags) {
+ _set_entity_usage(ent, flags);
+}
/* Get the entity's stickyness */
ir_stickyness
gr->list[pos].index = index;
} /* set_compound_graph_path_array_index */
+ir_type *
+get_compound_graph_path_type(const compound_graph_path *gr) {
+ assert(gr && is_compound_graph_path(gr));
+ return gr->tp;
+}
+
/* A value of a compound entity is a pair of value and the corresponding path to a member of
the compound. */
void
int
get_compound_ent_n_values(ir_entity *ent) {
+ assert(!ent->has_initializer);
assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
return ARR_LEN(ent->attr.cmpd_attr.values);
} /* get_compound_ent_n_values */
ir_node *
get_compound_ent_value(ir_entity *ent, int pos) {
assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ assert(!ent->has_initializer);
assert(0 <= pos && pos < ARR_LEN(ent->attr.cmpd_attr.values));
return ent->attr.cmpd_attr.values[pos];
} /* get_compound_ent_value */
compound_graph_path *
get_compound_ent_value_path(ir_entity *ent, int pos) {
assert(is_compound_entity(ent) && (ent->variability != variability_uninitialized));
+ assert(!ent->has_initializer);
assert(0 <= pos && pos < ARR_LEN(ent->attr.cmpd_attr.val_paths));
return ent->attr.cmpd_attr.val_paths[pos];
} /* get_compound_ent_value_path */
* Returns non-zero, if two compound_graph_pathes are equal
*
* @param path1 the first path
- * @param visited_indices
* @param path2 the second path
*/
-static int equal_paths(compound_graph_path *path1, int *visited_indices, compound_graph_path *path2) {
+static int equal_paths(compound_graph_path *path1, compound_graph_path *path2) {
int i;
int len1 = get_compound_graph_path_length(path1);
int len2 = get_compound_graph_path_length(path2);
if (node1 != node2) return 0;
- /* FIXME: Strange code. What is it good for? */
tp = get_entity_owner(node1);
if (is_Array_type(tp)) {
- long low;
-
- /* Compute the index of this node. */
- assert(get_array_n_dimensions(tp) == 1 && "multidim not implemented");
-
- low = get_array_lower_bound_int(tp, 0);
- if (low + visited_indices[i] < get_compound_graph_path_array_index(path2, i)) {
- visited_indices[i]++;
+ int index1 = get_compound_graph_path_array_index(path1, i);
+ int index2 = get_compound_graph_path_array_index(path2, i);
+ if (index1 != index2)
return 0;
- } else
- assert(low + visited_indices[i] == get_compound_graph_path_array_index(path2, i));
}
}
return 1;
* Returns the position of a value with the given path.
* The path must contain array indices for all array element entities.
*
- * @todo This implementation is very slow (O(number of initializers^2) and should
- * be replaced when the new tree oriented
+ * @todo This implementation is very slow (O(number of initializers * |path|)
+ * and should be replaced when the new tree oriented
* value representation is finally implemented.
*/
static int get_compound_ent_pos_by_path(ir_entity *ent, compound_graph_path *path) {
int i, n_paths = get_compound_ent_n_values(ent);
- int *visited_indices;
- int path_len = get_compound_graph_path_length(path);
- NEW_ARR_A(int *, visited_indices, path_len);
- memset(visited_indices, 0, sizeof(*visited_indices) * path_len);
for (i = 0; i < n_paths; i ++) {
- if (equal_paths(get_compound_ent_value_path(ent, i), visited_indices, path))
+ compound_graph_path *gr = get_compound_ent_value_path(ent, i);
+ if (equal_paths(gr, path))
return i;
}
-
-#if 0
- {
- int j;
- printf(">>>>>>>>>>>>>>>>>>>>>>>>>>>>\n");
- printf("Entity %s : ", get_entity_name(ent));
- for (j = 0; j < get_compound_graph_path_length(path); ++j) {
- ir_entity *node = get_compound_graph_path_node(path, j);
- printf("%s", get_entity_name(node));
- if (is_Array_type(get_entity_owner(node)))
- printf("[%d]", get_compound_graph_path_array_index(path, j));
- }
- printf(">>>>>>>>>>>>>>>>>>>>>>>>>>>>\n");
- }
-#endif
-
- assert(0 && "path not found");
return -1;
} /* get_compound_ent_pos_by_path */
/* Returns a constant value given the access path.
* The path must contain array indices for all array element entities. */
ir_node *get_compound_ent_value_by_path(ir_entity *ent, compound_graph_path *path) {
- return get_compound_ent_value(ent, get_compound_ent_pos_by_path(ent, path));
+ int pos = get_compound_ent_pos_by_path(ent, path);
+ if (pos >= 0)
+ return get_compound_ent_value(ent, pos);
+ return NULL;
} /* get_compound_ent_value_by_path */
ent->attr.mtd_attr.vtable_number = vtable_number;
} /* set_entity_vtable_number */
-/* Returns the section of a method. */
-ir_img_section get_method_img_section(const ir_entity *ent) {
- assert(is_method_entity((ir_entity *)ent));
- return ent->attr.mtd_attr.section;
-} /* get_method_img_section */
-
-/* Sets the section of a method. */
-void set_method_img_section(ir_entity *ent, ir_img_section section) {
- assert(is_method_entity(ent));
- ent->attr.mtd_attr.section = section;
-} /* set_method_img_section */
-
int
(is_entity)(const void *thing) {
return _is_entity(thing);