// Copyright 2018 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "src/objects/embedder-data-array.h" #include "src/execution/isolate.h" #include "src/objects/embedder-data-array-inl.h" namespace v8 { namespace internal { // static Handle<EmbedderDataArray> EmbedderDataArray::EnsureCapacity( Isolate* isolate, Handle<EmbedderDataArray> array, int index) { if (index < array->length()) return array; DCHECK_LT(index, kMaxLength); Handle<EmbedderDataArray> new_array = isolate->factory()->NewEmbedderDataArray(index + 1); DisallowHeapAllocation no_gc; // Last new space allocation does not require any write barriers. size_t size = array->length() * kEmbedderDataSlotSize; MemCopy(reinterpret_cast<void*>(new_array->slots_start()), reinterpret_cast<void*>(array->slots_start()), size); return new_array; } } // namespace internal } // namespace v8