static inline HashSet<StringImpl*>& stringTable()
{
// Once possible we should make this non-lazy (constructed in WTFThreadData's constructor).
WTFThreadData& data = wtfThreadData();
AtomicStringTable* table = data.atomicStringTable();
if (UNLIKELY(!table))
table = AtomicStringTable::create(data);
return table->table();
}
Ref<StringImpl> AtomicString::addSlowCase(AtomicStringTable& stringTable, StringImpl& string)
{
if (!string.length())
return *StringImpl::empty();
if (string.isSymbol()) {
if (string.is8Bit())
return *add(string.characters8(), string.length());
return *add(string.characters16(), string.length());
}
ASSERT_WITH_MESSAGE(!string.isAtomic(), "AtomicString should not hit the slow case if the string is already atomic.");
AtomicStringTableLocker locker;
auto addResult = stringTable.table().add(&string);
if (addResult.isNewEntry) {
ASSERT(*addResult.iterator == &string);
string.setIsAtomic(true);
}
return **addResult.iterator;
}
