Index: src/objects-inl.h |
diff --git a/src/objects-inl.h b/src/objects-inl.h |
index b505baa2108cd1fdc1d954d1f780e5ac6bf76865..8dcb4a307ba97f59e4f7ccc4b76725c79d07db6b 100644 |
--- a/src/objects-inl.h |
+++ b/src/objects-inl.h |
@@ -843,8 +843,24 @@ bool Object::IsBoolean() const { |
TYPE_CHECKER(JSArray, JS_ARRAY_TYPE) |
-TYPE_CHECKER(JSArrayBuffer, JS_ARRAY_BUFFER_TYPE) |
-TYPE_CHECKER(JSTypedArray, JS_TYPED_ARRAY_TYPE) |
+ |
+ |
+bool Object::IsJSArrayBuffer() const { |
+ if (!IsHeapObject()) return false; |
+ |
+ InstanceType type = HeapObject::cast(this)->map()->instance_type(); |
+ return type == JS_ARRAY_BUFFER_TYPE || type == JS_SHARED_ARRAY_BUFFER_TYPE; |
+} |
+ |
+ |
+bool Object::IsJSTypedArray() const { |
+ if (!IsHeapObject()) return false; |
+ |
+ InstanceType type = HeapObject::cast(this)->map()->instance_type(); |
+ return type == JS_TYPED_ARRAY_TYPE || type == JS_SHARED_TYPED_ARRAY_TYPE; |
+} |
+ |
+ |
TYPE_CHECKER(JSDataView, JS_DATA_VIEW_TYPE) |
@@ -1955,8 +1971,10 @@ int JSObject::GetHeaderSize() { |
case JS_ARRAY_TYPE: |
return JSArray::kSize; |
case JS_ARRAY_BUFFER_TYPE: |
+ case JS_SHARED_ARRAY_BUFFER_TYPE: |
return JSArrayBuffer::kSize; |
case JS_TYPED_ARRAY_TYPE: |
+ case JS_SHARED_TYPED_ARRAY_TYPE: |
return JSTypedArray::kSize; |
case JS_DATA_VIEW_TYPE: |
return JSDataView::kSize; |
@@ -6467,6 +6485,12 @@ void JSArrayBuffer::set_was_neutered(bool value) { |
} |
+SharedFlag JSArrayBuffer::is_shared() { |
+ return map()->instance_type() == JS_SHARED_ARRAY_BUFFER_TYPE ? SHARED |
+ : NOT_SHARED; |
+} |
+ |
+ |
ACCESSORS(JSArrayBuffer, weak_next, Object, kWeakNextOffset) |
@@ -6523,6 +6547,12 @@ ACCESSORS(JSTypedArray, raw_length, Object, kLengthOffset) |
#endif |
+SharedFlag JSTypedArray::is_shared() const { |
+ return map()->instance_type() == JS_SHARED_TYPED_ARRAY_TYPE ? SHARED |
+ : NOT_SHARED; |
+} |
+ |
+ |
ACCESSORS(JSRegExp, data, Object, kDataOffset) |