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Unified Diff: src/objects.cc

Issue 1904313004: Remove more dead code after Object.observe removal (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: mark outdated mozilla tests as FAIL Created 4 years, 8 months ago
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Index: src/objects.cc
diff --git a/src/objects.cc b/src/objects.cc
index cb47e5766d182758868db7e37ffa2604cb274349..ea3649198e1e77b8e1adbfdb4c10f2e000329816 100644
--- a/src/objects.cc
+++ b/src/objects.cc
@@ -116,6 +116,17 @@ MaybeHandle<JSReceiver> Object::ToObject(Isolate* isolate,
return result;
}
+// ES6 section 9.2.1.2, OrdinaryCallBindThis for sloppy callee.
+// static
+MaybeHandle<JSReceiver> Object::ConvertReceiver(Isolate* isolate,
+ Handle<Object> object) {
+ if (object->IsJSReceiver()) return Handle<JSReceiver>::cast(object);
+ if (*object == isolate->heap()->null_value() ||
+ *object == isolate->heap()->undefined_value()) {
+ return isolate->global_proxy();
+ }
+ return Object::ToObject(isolate, object);
+}
// static
MaybeHandle<Object> Object::ToNumber(Handle<Object> input) {
@@ -6135,7 +6146,9 @@ Maybe<bool> JSReceiver::DeletePropertyOrElement(Handle<JSReceiver> object,
// ES6 7.1.14
-MaybeHandle<Object> ToPropertyKey(Isolate* isolate, Handle<Object> value) {
+// static
+MaybeHandle<Object> Object::ToPropertyKey(Isolate* isolate,
+ Handle<Object> value) {
// 1. Let key be ToPrimitive(argument, hint String).
MaybeHandle<Object> maybe_key =
Object::ToPrimitive(value, ToPrimitiveHint::kString);
@@ -8919,53 +8932,6 @@ MaybeHandle<Object> JSObject::SetAccessor(Handle<JSObject> object,
return object;
}
-
-MaybeHandle<Object> JSObject::GetAccessor(Handle<JSObject> object,
- Handle<Name> name,
- AccessorComponent component) {
- Isolate* isolate = object->GetIsolate();
-
- // Make sure that the top context does not change when doing callbacks or
- // interceptor calls.
- AssertNoContextChange ncc(isolate);
-
- LookupIterator it = LookupIterator::PropertyOrElement(
- isolate, object, name, LookupIterator::PROTOTYPE_CHAIN_SKIP_INTERCEPTOR);
-
- for (; it.IsFound(); it.Next()) {
- switch (it.state()) {
- case LookupIterator::INTERCEPTOR:
- case LookupIterator::NOT_FOUND:
- case LookupIterator::TRANSITION:
- UNREACHABLE();
-
- case LookupIterator::ACCESS_CHECK:
- if (it.HasAccess()) continue;
- isolate->ReportFailedAccessCheck(it.GetHolder<JSObject>());
- RETURN_EXCEPTION_IF_SCHEDULED_EXCEPTION(isolate, Object);
- return isolate->factory()->undefined_value();
-
- case LookupIterator::JSPROXY:
- return isolate->factory()->undefined_value();
-
- case LookupIterator::INTEGER_INDEXED_EXOTIC:
- return isolate->factory()->undefined_value();
- case LookupIterator::DATA:
- continue;
- case LookupIterator::ACCESSOR: {
- Handle<Object> maybe_pair = it.GetAccessors();
- if (maybe_pair->IsAccessorPair()) {
- return AccessorPair::GetComponent(
- Handle<AccessorPair>::cast(maybe_pair), component);
- }
- }
- }
- }
-
- return isolate->factory()->undefined_value();
-}
-
-
Object* JSObject::SlowReverseLookup(Object* value) {
if (HasFastProperties()) {
int number_of_own_descriptors = map()->NumberOfOwnDescriptors();
@@ -15782,20 +15748,6 @@ bool JSObject::WasConstructedFromApiFunction() {
return is_api_object;
}
-int JSObject::NumberOfOwnElements(PropertyFilter filter) {
- // Fast case for objects with no elements.
- if (!IsJSValue() && HasFastElements()) {
- uint32_t length =
- IsJSArray()
- ? static_cast<uint32_t>(
- Smi::cast(JSArray::cast(this)->length())->value())
- : static_cast<uint32_t>(FixedArrayBase::cast(elements())->length());
- if (length == 0) return 0;
- }
- // Compute the number of enumerable elements.
- return GetOwnElementKeys(NULL, filter);
-}
-
void JSObject::CollectOwnElementKeys(Handle<JSObject> object,
KeyAccumulator* keys,
PropertyFilter filter) {
@@ -15805,139 +15757,6 @@ void JSObject::CollectOwnElementKeys(Handle<JSObject> object,
}
-int JSObject::GetOwnElementKeys(FixedArray* storage, PropertyFilter filter) {
- int counter = 0;
-
- // If this is a String wrapper, add the string indices first,
- // as they're guaranteed to precede the elements in numerical order
- // and ascending order is required by ECMA-262, 6th, 9.1.12.
- if (IsJSValue()) {
- Object* val = JSValue::cast(this)->value();
- if (val->IsString()) {
- String* str = String::cast(val);
- if (storage) {
- for (int i = 0; i < str->length(); i++) {
- storage->set(counter + i, Smi::FromInt(i));
- }
- }
- counter += str->length();
- }
- }
-
- switch (GetElementsKind()) {
- case FAST_SMI_ELEMENTS:
- case FAST_ELEMENTS:
- case FAST_HOLEY_SMI_ELEMENTS:
- case FAST_HOLEY_ELEMENTS:
- case FAST_STRING_WRAPPER_ELEMENTS: {
- int length = IsJSArray() ?
- Smi::cast(JSArray::cast(this)->length())->value() :
- FixedArray::cast(elements())->length();
- for (int i = 0; i < length; i++) {
- if (!FixedArray::cast(elements())->get(i)->IsTheHole()) {
- if (storage != NULL) {
- storage->set(counter, Smi::FromInt(i));
- }
- counter++;
- }
- }
- DCHECK(!storage || storage->length() >= counter);
- break;
- }
- case FAST_DOUBLE_ELEMENTS:
- case FAST_HOLEY_DOUBLE_ELEMENTS: {
- int length = IsJSArray() ?
- Smi::cast(JSArray::cast(this)->length())->value() :
- FixedArrayBase::cast(elements())->length();
- for (int i = 0; i < length; i++) {
- if (!FixedDoubleArray::cast(elements())->is_the_hole(i)) {
- if (storage != NULL) {
- storage->set(counter, Smi::FromInt(i));
- }
- counter++;
- }
- }
- DCHECK(!storage || storage->length() >= counter);
- break;
- }
-
-#define TYPED_ARRAY_CASE(Type, type, TYPE, ctype, size) \
- case TYPE##_ELEMENTS: \
-
- TYPED_ARRAYS(TYPED_ARRAY_CASE)
-#undef TYPED_ARRAY_CASE
- {
- int length = FixedArrayBase::cast(elements())->length();
- while (counter < length) {
- if (storage != NULL) {
- storage->set(counter, Smi::FromInt(counter));
- }
- counter++;
- }
- DCHECK(!storage || storage->length() >= counter);
- break;
- }
-
- case DICTIONARY_ELEMENTS:
- case SLOW_STRING_WRAPPER_ELEMENTS: {
- if (storage != NULL) {
- element_dictionary()->CopyKeysTo(storage, counter, filter,
- SeededNumberDictionary::SORTED);
- }
- counter += element_dictionary()->NumberOfElementsFilterAttributes(filter);
- break;
- }
- case FAST_SLOPPY_ARGUMENTS_ELEMENTS:
- case SLOW_SLOPPY_ARGUMENTS_ELEMENTS: {
- FixedArray* parameter_map = FixedArray::cast(elements());
- int mapped_length = parameter_map->length() - 2;
- FixedArray* arguments = FixedArray::cast(parameter_map->get(1));
- if (arguments->IsDictionary()) {
- // Copy the keys from arguments first, because Dictionary::CopyKeysTo
- // will insert in storage starting at index 0.
- SeededNumberDictionary* dictionary =
- SeededNumberDictionary::cast(arguments);
- if (storage != NULL) {
- dictionary->CopyKeysTo(storage, counter, filter,
- SeededNumberDictionary::UNSORTED);
- }
- counter += dictionary->NumberOfElementsFilterAttributes(filter);
- for (int i = 0; i < mapped_length; ++i) {
- if (!parameter_map->get(i + 2)->IsTheHole()) {
- if (storage != NULL) storage->set(counter, Smi::FromInt(i));
- ++counter;
- }
- }
- if (storage != NULL) storage->SortPairs(storage, counter);
-
- } else {
- int backing_length = arguments->length();
- int i = 0;
- for (; i < mapped_length; ++i) {
- if (!parameter_map->get(i + 2)->IsTheHole()) {
- if (storage != NULL) storage->set(counter, Smi::FromInt(i));
- ++counter;
- } else if (i < backing_length && !arguments->get(i)->IsTheHole()) {
- if (storage != NULL) storage->set(counter, Smi::FromInt(i));
- ++counter;
- }
- }
- for (; i < backing_length; ++i) {
- if (storage != NULL) storage->set(counter, Smi::FromInt(i));
- ++counter;
- }
- }
- break;
- }
- case NO_ELEMENTS:
- break;
- }
-
- DCHECK(!storage || storage->length() == counter);
- return counter;
-}
-
-
MaybeHandle<String> Object::ObjectProtoToString(Isolate* isolate,
Handle<Object> object) {
if (object->IsUndefined()) return isolate->factory()->undefined_to_string();
@@ -17781,30 +17600,6 @@ void Dictionary<Derived, Shape, Key>::CopyEnumKeysTo(FixedArray* storage) {
}
}
-
-template <typename Derived, typename Shape, typename Key>
-int Dictionary<Derived, Shape, Key>::CopyKeysTo(
- FixedArray* storage, int index, PropertyFilter filter,
- typename Dictionary<Derived, Shape, Key>::SortMode sort_mode) {
- DCHECK(storage->length() >= NumberOfElementsFilterAttributes(filter));
- int start_index = index;
- int capacity = this->Capacity();
- for (int i = 0; i < capacity; i++) {
- Object* k = this->KeyAt(i);
- if (!this->IsKey(k) || k->FilterKey(filter)) continue;
- if (this->IsDeleted(i)) continue;
- PropertyDetails details = this->DetailsAt(i);
- PropertyAttributes attr = details.attributes();
- if ((attr & filter) != 0) continue;
- storage->set(index++, k);
- }
- if (sort_mode == Dictionary::SORTED) {
- storage->SortPairs(storage, index);
- }
- DCHECK(storage->length() >= index);
- return index - start_index;
-}
-
template <typename Derived, typename Shape, typename Key>
void Dictionary<Derived, Shape, Key>::CollectKeysTo(
Handle<Dictionary<Derived, Shape, Key> > dictionary, KeyAccumulator* keys,
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