bool
SetObject::construct(JSContext* cx, unsigned argc, Value* vp)
{
CallArgs args = CallArgsFromVp(argc, vp);
if (!ThrowIfNotConstructing(cx, args, "Set"))
return false;
RootedObject proto(cx);
RootedObject newTarget(cx, &args.newTarget().toObject());
if (!GetPrototypeFromConstructor(cx, newTarget, &proto))
return false;
Rooted<SetObject*> obj(cx, SetObject::create(cx, proto));
if (!obj)
return false;
if (!args.get(0).isNullOrUndefined()) {
RootedValue iterable(cx, args[0]);
bool optimized = false;
if (!IsOptimizableInitForSet<GlobalObject::getOrCreateSetPrototype, isBuiltinAdd>(cx, obj, iterable, &optimized))
return false;
if (optimized) {
RootedValue keyVal(cx);
Rooted<HashableValue> key(cx);
ValueSet* set = obj->getData();
ArrayObject* array = &iterable.toObject().as<ArrayObject>();
for (uint32_t index = 0; index < array->getDenseInitializedLength(); ++index) {
keyVal.set(array->getDenseElement(index));
MOZ_ASSERT(!keyVal.isMagic(JS_ELEMENTS_HOLE));
if (!key.setValue(cx, keyVal))
return false;
if (!WriteBarrierPost(cx->runtime(), obj, keyVal) ||
!set->put(key))
{
ReportOutOfMemory(cx);
return false;
}
}
} else {
FixedInvokeArgs<1> args2(cx);
args2[0].set(args[0]);
RootedValue thisv(cx, ObjectValue(*obj));
if (!CallSelfHostedFunction(cx, cx->names().SetConstructorInit, thisv, args2, args2.rval()))
return false;
}
}
args.rval().setObject(*obj);
return true;
}
bool
SetObject::add(JSContext* cx, HandleObject obj, HandleValue k)
{
ValueSet* set = obj->as<SetObject>().getData();
if (!set)
return false;
Rooted<HashableValue> key(cx);
if (!key.setValue(cx, k))
return false;
if (!set->put(key)) {
ReportOutOfMemory(cx);
return false;
}
WriteBarrierPost(cx->runtime(), set, key.value());
return true;
}
// management of the killed-bitset for global value numbering
void kill_value(Value v) {
if (is_global_value_numbering()) _killed_values.put(v);
}
bool
SetObject::construct(JSContext* cx, unsigned argc, Value* vp)
{
CallArgs args = CallArgsFromVp(argc, vp);
if (!ThrowIfNotConstructing(cx, args, "Set"))
return false;
RootedObject proto(cx);
RootedObject newTarget(cx, &args.newTarget().toObject());
if (!GetPrototypeFromConstructor(cx, newTarget, &proto))
return false;
Rooted<SetObject*> obj(cx, SetObject::create(cx, proto));
if (!obj)
return false;
if (!args.get(0).isNullOrUndefined()) {
RootedValue adderVal(cx);
if (!GetProperty(cx, obj, obj, cx->names().add, &adderVal))
return false;
if (!IsCallable(adderVal))
return ReportIsNotFunction(cx, adderVal);
bool isOriginalAdder = IsNativeFunction(adderVal, SetObject::add);
RootedValue setVal(cx, ObjectValue(*obj));
FastCallGuard fig(cx, adderVal);
InvokeArgs& args2 = fig.args();
RootedValue keyVal(cx);
ForOfIterator iter(cx);
if (!iter.init(args[0]))
return false;
Rooted<HashableValue> key(cx);
RootedValue dummy(cx);
ValueSet* set = obj->getData();
while (true) {
bool done;
if (!iter.next(&keyVal, &done))
return false;
if (done)
break;
if (isOriginalAdder) {
if (!key.setValue(cx, keyVal))
return false;
if (!set->put(key)) {
ReportOutOfMemory(cx);
return false;
}
WriteBarrierPost(cx->runtime(), set, keyVal);
} else {
if (!args2.init(1))
return false;
args2[0].set(keyVal);
if (!fig.call(cx, adderVal, setVal, &dummy))
return false;
}
}
}
args.rval().setObject(*obj);
return true;
}
void set_processed(Value v) { _processed_values.put(v); }