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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.
#ifndef V8_OBJECTS_FOREIGN_INL_H_
#define V8_OBJECTS_FOREIGN_INL_H_
#include "src/common/globals.h"
#include "src/objects/foreign.h"
#include "src/common/external-pointer-inl.h"
#include "src/heap/heap-write-barrier-inl.h"
#include "src/objects/objects-inl.h"
// Has to be the last include (doesn't have include guards):
#include "src/objects/object-macros.h"
namespace v8 {
namespace internal {
TQ_OBJECT_CONSTRUCTORS_IMPL(Foreign)
// static
bool Foreign::IsNormalized(Object value) {
if (value == Smi::zero()) return true;
return Foreign::cast(value).foreign_address() != kNullAddress;
}
DEF_GETTER(Foreign, foreign_address, Address) {
ExternalPointer_t encoded_value =
ReadField<ExternalPointer_t>(kForeignAddressOffset);
Address value = DecodeExternalPointer(isolate, encoded_value);
return value;
}
void Foreign::set_foreign_address(Isolate* isolate, Address value) {
ExternalPointer_t encoded_value = EncodeExternalPointer(isolate, value);
WriteField<ExternalPointer_t>(kForeignAddressOffset, encoded_value);
}
} // namespace internal
} // namespace v8
#include "src/objects/object-macros-undef.h"
#endif // V8_OBJECTS_FOREIGN_INL_H_
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