struct ipa_ref *
ipa_record_reference (symtab_node referring_node,
symtab_node referred_node,
enum ipa_ref_use use_type, gimple stmt)
{
struct ipa_ref *ref;
struct ipa_ref_list *list, *list2;
ipa_ref_t *old_references;
gcc_checking_assert (!stmt || is_a <cgraph_node> (referring_node));
gcc_checking_assert (use_type != IPA_REF_ALIAS || !stmt);
list = &referring_node->symbol.ref_list;
old_references = vec_safe_address (list->references);
vec_safe_grow (list->references, vec_safe_length (list->references) + 1);
ref = &list->references->last ();
list2 = &referred_node->symbol.ref_list;
list2->referring.safe_push (ref);
ref->referred_index = list2->referring.length () - 1;
ref->referring = referring_node;
ref->referred = referred_node;
ref->stmt = stmt;
ref->use = use_type;
/* If vector was moved in memory, update pointers. */
if (old_references != list->references->address ())
{
int i;
for (i = 0; ipa_ref_list_reference_iterate (list, i, ref); i++)
ipa_ref_referred_ref_list (ref)->referring[ref->referred_index] = ref;
}
return ref;
}
ipa_ref *
symtab_node::create_reference (symtab_node *referred_node,
enum ipa_ref_use use_type, gimple stmt)
{
ipa_ref *ref = NULL, *ref2 = NULL;
ipa_ref_list *list, *list2;
ipa_ref_t *old_references;
gcc_checking_assert (!stmt || is_a <cgraph_node *> (this));
gcc_checking_assert (use_type != IPA_REF_ALIAS || !stmt);
list = &ref_list;
old_references = vec_safe_address (list->references);
vec_safe_grow (list->references, vec_safe_length (list->references) + 1);
ref = &list->references->last ();
list2 = &referred_node->ref_list;
/* IPA_REF_ALIAS is always inserted at the beginning of the list. */
if(use_type == IPA_REF_ALIAS)
{
list2->referring.safe_insert (0, ref);
ref->referred_index = 0;
for (unsigned int i = 1; i < list2->referring.length (); i++)
list2->referring[i]->referred_index = i;
}
else
{
list2->referring.safe_push (ref);
ref->referred_index = list2->referring.length () - 1;
}
ref->referring = this;
ref->referred = referred_node;
ref->stmt = stmt;
ref->lto_stmt_uid = 0;
ref->use = use_type;
ref->speculative = 0;
/* If vector was moved in memory, update pointers. */
if (old_references != list->references->address ())
{
int i;
for (i = 0; iterate_reference(i, ref2); i++)
ref2->referred_ref_list ()->referring[ref2->referred_index] = ref2;
}
return ref;
}
