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// 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