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-rw-r--r--js/src/jsobj.cpp141
1 files changed, 71 insertions, 70 deletions
diff --git a/js/src/jsobj.cpp b/js/src/jsobj.cpp
index 2364f707e..6f9596924 100644
--- a/js/src/jsobj.cpp
+++ b/js/src/jsobj.cpp
@@ -471,7 +471,7 @@ js::SetIntegrityLevel(JSContext* cx, HandleObject obj, IntegrityLevel level)
// Steps 8-9, loosely interpreted.
if (obj->isNative() && !obj->as<NativeObject>().inDictionaryMode() &&
- !obj->is<TypedArrayObject>())
+ !obj->is<TypedArrayObject>() && !obj->is<MappedArgumentsObject>())
{
HandleNativeObject nobj = obj.as<NativeObject>();
@@ -884,7 +884,7 @@ CreateThisForFunctionWithGroup(JSContext* cx, HandleObjectGroup group,
if (newKind == SingletonObject) {
Rooted<TaggedProto> proto(cx, TaggedProto(templateObject->staticPrototype()));
- if (!res->splicePrototype(cx, &PlainObject::class_, proto))
+ if (!JSObject::splicePrototype(cx, res, &PlainObject::class_, proto))
return nullptr;
} else {
res->setGroup(group);
@@ -952,7 +952,7 @@ js::CreateThisForFunctionWithProto(JSContext* cx, HandleObject callee, HandleObj
}
if (res) {
- JSScript* script = callee->as<JSFunction>().getOrCreateScript(cx);
+ JSScript* script = JSFunction::getOrCreateScript(cx, callee.as<JSFunction>());
if (!script)
return nullptr;
TypeScript::SetThis(cx, script, TypeSet::ObjectType(res));
@@ -1430,40 +1430,41 @@ js::XDRObjectLiteral(XDRState<XDR_ENCODE>* xdr, MutableHandleObject obj);
template bool
js::XDRObjectLiteral(XDRState<XDR_DECODE>* xdr, MutableHandleObject obj);
-bool
-NativeObject::fillInAfterSwap(JSContext* cx, const Vector<Value>& values, void* priv)
+/* static */ bool
+NativeObject::fillInAfterSwap(JSContext* cx, HandleNativeObject obj,
+ const Vector<Value>& values, void* priv)
{
// This object has just been swapped with some other object, and its shape
// no longer reflects its allocated size. Correct this information and
// fill the slots in with the specified values.
- MOZ_ASSERT(slotSpan() == values.length());
+ MOZ_ASSERT(obj->slotSpan() == values.length());
// Make sure the shape's numFixedSlots() is correct.
- size_t nfixed = gc::GetGCKindSlots(asTenured().getAllocKind(), getClass());
- if (nfixed != shape_->numFixedSlots()) {
- if (!generateOwnShape(cx))
+ size_t nfixed = gc::GetGCKindSlots(obj->asTenured().getAllocKind(), obj->getClass());
+ if (nfixed != obj->shape_->numFixedSlots()) {
+ if (!NativeObject::generateOwnShape(cx, obj))
return false;
- shape_->setNumFixedSlots(nfixed);
+ obj->shape_->setNumFixedSlots(nfixed);
}
- if (hasPrivate())
- setPrivate(priv);
+ if (obj->hasPrivate())
+ obj->setPrivate(priv);
else
MOZ_ASSERT(!priv);
- if (slots_) {
- js_free(slots_);
- slots_ = nullptr;
+ if (obj->slots_) {
+ js_free(obj->slots_);
+ obj->slots_ = nullptr;
}
- if (size_t ndynamic = dynamicSlotsCount(nfixed, values.length(), getClass())) {
- slots_ = cx->zone()->pod_malloc<HeapSlot>(ndynamic);
- if (!slots_)
+ if (size_t ndynamic = dynamicSlotsCount(nfixed, values.length(), obj->getClass())) {
+ obj->slots_ = cx->zone()->pod_malloc<HeapSlot>(ndynamic);
+ if (!obj->slots_)
return false;
- Debug_SetSlotRangeToCrashOnTouch(slots_, ndynamic);
+ Debug_SetSlotRangeToCrashOnTouch(obj->slots_, ndynamic);
}
- initSlotRange(0, values.begin(), values.length());
+ obj->initSlotRange(0, values.begin(), values.length());
return true;
}
@@ -1489,9 +1490,9 @@ JSObject::swap(JSContext* cx, HandleObject a, HandleObject b)
AutoCompartment ac(cx, a);
- if (!a->getGroup(cx))
+ if (!JSObject::getGroup(cx, a))
oomUnsafe.crash("JSObject::swap");
- if (!b->getGroup(cx))
+ if (!JSObject::getGroup(cx, b))
oomUnsafe.crash("JSObject::swap");
/*
@@ -1573,10 +1574,14 @@ JSObject::swap(JSContext* cx, HandleObject a, HandleObject b)
a->fixDictionaryShapeAfterSwap();
b->fixDictionaryShapeAfterSwap();
- if (na && !b->as<NativeObject>().fillInAfterSwap(cx, avals, apriv))
- oomUnsafe.crash("fillInAfterSwap");
- if (nb && !a->as<NativeObject>().fillInAfterSwap(cx, bvals, bpriv))
- oomUnsafe.crash("fillInAfterSwap");
+ if (na) {
+ if (!NativeObject::fillInAfterSwap(cx, b.as<NativeObject>(), avals, apriv))
+ oomUnsafe.crash("fillInAfterSwap");
+ }
+ if (nb) {
+ if (!NativeObject::fillInAfterSwap(cx, a.as<NativeObject>(), bvals, bpriv))
+ oomUnsafe.crash("fillInAfterSwap");
+ }
}
// Swapping the contents of two objects invalidates type sets which contain
@@ -1722,7 +1727,7 @@ DefineConstructorAndPrototype(JSContext* cx, HandleObject obj, JSProtoKey key, H
/* Bootstrap Function.prototype (see also JS_InitStandardClasses). */
Rooted<TaggedProto> tagged(cx, TaggedProto(proto));
- if (ctor->getClass() == clasp && !ctor->splicePrototype(cx, clasp, tagged))
+ if (ctor->getClass() == clasp && !JSObject::splicePrototype(cx, ctor, clasp, tagged))
goto bad;
}
@@ -1839,10 +1844,10 @@ js::SetClassAndProto(JSContext* cx, HandleObject obj,
// We always generate a new shape if the object is a singleton,
// regardless of the uncacheable-proto flag. ICs may rely on
// this.
- if (!oldproto->as<NativeObject>().generateOwnShape(cx))
+ if (!NativeObject::generateOwnShape(cx, oldproto.as<NativeObject>()))
return false;
} else {
- if (!oldproto->setUncacheableProto(cx))
+ if (!JSObject::setUncacheableProto(cx, oldproto))
return false;
}
if (!obj->isDelegate()) {
@@ -1854,15 +1859,18 @@ js::SetClassAndProto(JSContext* cx, HandleObject obj,
oldproto = oldproto->staticPrototype();
}
- if (proto.isObject() && !proto.toObject()->setDelegate(cx))
- return false;
+ if (proto.isObject()) {
+ RootedObject protoObj(cx, proto.toObject());
+ if (!JSObject::setDelegate(cx, protoObj))
+ return false;
+ }
if (obj->isSingleton()) {
/*
* Just splice the prototype, but mark the properties as unknown for
* consistent behavior.
*/
- if (!obj->splicePrototype(cx, clasp, proto))
+ if (!JSObject::splicePrototype(cx, obj, clasp, proto))
return false;
MarkObjectGroupUnknownProperties(cx, obj->group());
return true;
@@ -1982,7 +1990,8 @@ js::GetObjectFromIncumbentGlobal(JSContext* cx, MutableHandleObject obj)
{
AutoCompartment ac(cx, globalObj);
- obj.set(globalObj->as<GlobalObject>().getOrCreateObjectPrototype(cx));
+ Handle<GlobalObject*> global = globalObj.as<GlobalObject>();
+ obj.set(GlobalObject::getOrCreateObjectPrototype(cx, global));
if (!obj)
return false;
}
@@ -2195,7 +2204,8 @@ js::LookupNameUnqualified(JSContext* cx, HandlePropertyName name, HandleObject e
// environments.
if (env->is<DebugEnvironmentProxy>()) {
RootedValue v(cx);
- if (!env->as<DebugEnvironmentProxy>().getMaybeSentinelValue(cx, id, &v))
+ Rooted<DebugEnvironmentProxy*> envProxy(cx, &env->as<DebugEnvironmentProxy>());
+ if (!DebugEnvironmentProxy::getMaybeSentinelValue(cx, envProxy, id, &v))
return false;
isTDZ = IsUninitializedLexical(v);
} else {
@@ -2326,9 +2336,18 @@ js::LookupOwnPropertyPure(ExclusiveContext* cx, JSObject* obj, jsid id, Shape**
}
static inline bool
-NativeGetPureInline(NativeObject* pobj, Shape* shape, Value* vp)
+NativeGetPureInline(NativeObject* pobj, jsid id, Shape* shape, Value* vp)
{
- /* Fail if we have a custom getter. */
+ if (IsImplicitDenseOrTypedArrayElement(shape)) {
+ // For simplicity we ignore the TypedArray with string index case.
+ if (!JSID_IS_INT(id))
+ return false;
+
+ *vp = pobj->getDenseOrTypedArrayElement(JSID_TO_INT(id));
+ return true;
+ }
+
+ // Fail if we have a custom getter.
if (!shape->hasDefaultGetter())
return false;
@@ -2355,13 +2374,13 @@ js::GetPropertyPure(ExclusiveContext* cx, JSObject* obj, jsid id, Value* vp)
return true;
}
- return pobj->isNative() && NativeGetPureInline(&pobj->as<NativeObject>(), shape, vp);
+ return pobj->isNative() && NativeGetPureInline(&pobj->as<NativeObject>(), id, shape, vp);
}
static inline bool
NativeGetGetterPureInline(Shape* shape, JSFunction** fp)
{
- if (shape->hasGetterObject()) {
+ if (!IsImplicitDenseOrTypedArrayElement(shape) && shape->hasGetterObject()) {
if (shape->getterObject()->is<JSFunction>()) {
*fp = &shape->getterObject()->as<JSFunction>();
return true;
@@ -2442,7 +2461,7 @@ js::HasOwnDataPropertyPure(JSContext* cx, JSObject* obj, jsid id, bool* result)
return true;
}
-bool
+/* static */ bool
JSObject::reportReadOnly(JSContext* cx, jsid id, unsigned report)
{
RootedValue val(cx, IdToValue(id));
@@ -2451,7 +2470,7 @@ JSObject::reportReadOnly(JSContext* cx, jsid id, unsigned report)
nullptr, nullptr);
}
-bool
+/* static */ bool
JSObject::reportNotConfigurable(JSContext* cx, jsid id, unsigned report)
{
RootedValue val(cx, IdToValue(id));
@@ -2460,10 +2479,10 @@ JSObject::reportNotConfigurable(JSContext* cx, jsid id, unsigned report)
nullptr, nullptr);
}
-bool
-JSObject::reportNotExtensible(JSContext* cx, unsigned report)
+/* static */ bool
+JSObject::reportNotExtensible(JSContext* cx, HandleObject obj, unsigned report)
{
- RootedValue val(cx, ObjectValue(*this));
+ RootedValue val(cx, ObjectValue(*obj));
return ReportValueErrorFlags(cx, report, JSMSG_OBJECT_NOT_EXTENSIBLE,
JSDVG_IGNORE_STACK, val, nullptr,
nullptr, nullptr);
@@ -2535,7 +2554,7 @@ js::SetPrototype(JSContext* cx, HandleObject obj, HandleObject proto, JS::Object
// [[Prototype]] chain is always properly immutable, even in the presence
// of lazy standard classes.
if (obj->is<GlobalObject>()) {
- Rooted<GlobalObject*> global(cx, &obj->as<GlobalObject>());
+ Handle<GlobalObject*> global = obj.as<GlobalObject>();
if (!GlobalObject::ensureConstructor(cx, global, JSProto_Object))
return false;
}
@@ -2602,7 +2621,7 @@ js::PreventExtensions(JSContext* cx, HandleObject obj, ObjectOpResult& result, I
}
}
- if (!obj->setFlags(cx, BaseShape::NOT_EXTENSIBLE, JSObject::GENERATE_SHAPE)) {
+ if (!JSObject::setFlags(cx, obj, BaseShape::NOT_EXTENSIBLE, JSObject::GENERATE_SHAPE)) {
// We failed to mark the object non-extensible, so reset the frozen
// flag on the elements.
MOZ_ASSERT(obj->nonProxyIsExtensible());
@@ -2742,7 +2761,7 @@ js::SetImmutablePrototype(ExclusiveContext* cx, HandleObject obj, bool* succeede
return Proxy::setImmutablePrototype(cx->asJSContext(), obj, succeeded);
}
- if (!obj->setFlags(cx, BaseShape::IMMUTABLE_PROTOTYPE))
+ if (!JSObject::setFlags(cx, obj, BaseShape::IMMUTABLE_PROTOTYPE))
return false;
*succeeded = true;
return true;
@@ -2852,24 +2871,6 @@ js::GetObjectClassName(JSContext* cx, HandleObject obj)
/* * */
-bool
-js::HasDataProperty(JSContext* cx, NativeObject* obj, jsid id, Value* vp)
-{
- if (JSID_IS_INT(id) && obj->containsDenseElement(JSID_TO_INT(id))) {
- *vp = obj->getDenseElement(JSID_TO_INT(id));
- return true;
- }
-
- if (Shape* shape = obj->lookup(cx, id)) {
- if (shape->hasDefaultGetter() && shape->hasSlot()) {
- *vp = obj->getSlot(shape->slot());
- return true;
- }
- }
-
- return false;
-}
-
extern bool
PropertySpecNameToId(JSContext* cx, const char* name, MutableHandleId id,
js::PinningBehavior pin = js::DoNotPinAtom);
@@ -2985,7 +2986,7 @@ JS::OrdinaryToPrimitive(JSContext* cx, HandleObject obj, JSType hint, MutableHan
/* Optimize (new String(...)).toString(). */
if (clasp == &StringObject::class_) {
StringObject* nobj = &obj->as<StringObject>();
- if (ClassMethodIsNative(cx, nobj, &StringObject::class_, id, str_toString)) {
+ if (HasNativeMethodPure(nobj, cx->names().toString, str_toString, cx)) {
vp.setString(nobj->unbox());
return true;
}
@@ -3007,7 +3008,7 @@ JS::OrdinaryToPrimitive(JSContext* cx, HandleObject obj, JSType hint, MutableHan
/* Optimize new String(...).valueOf(). */
if (clasp == &StringObject::class_) {
StringObject* nobj = &obj->as<StringObject>();
- if (ClassMethodIsNative(cx, nobj, &StringObject::class_, id, str_toString)) {
+ if (HasNativeMethodPure(nobj, cx->names().valueOf, str_toString, cx)) {
vp.setString(nobj->unbox());
return true;
}
@@ -3016,7 +3017,7 @@ JS::OrdinaryToPrimitive(JSContext* cx, HandleObject obj, JSType hint, MutableHan
/* Optimize new Number(...).valueOf(). */
if (clasp == &NumberObject::class_) {
NumberObject* nobj = &obj->as<NumberObject>();
- if (ClassMethodIsNative(cx, nobj, &NumberObject::class_, id, num_valueOf)) {
+ if (HasNativeMethodPure(nobj, cx->names().valueOf, num_valueOf, cx)) {
vp.setNumber(nobj->unbox());
return true;
}
@@ -3858,10 +3859,10 @@ displayAtomFromObjectGroup(ObjectGroup& group)
return script->function()->displayAtom();
}
-bool
-JSObject::constructorDisplayAtom(JSContext* cx, js::MutableHandleAtom name)
+/* static */ bool
+JSObject::constructorDisplayAtom(JSContext* cx, js::HandleObject obj, js::MutableHandleAtom name)
{
- ObjectGroup *g = getGroup(cx);
+ ObjectGroup *g = JSObject::getGroup(cx, obj);
if (!g)
return false;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-23 11:04:45 +0000