// Copyright 2025 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_SANDBOX_CPPHEAP_POINTER_H_

#define V8_SANDBOX_CPPHEAP_POINTER_H_

#include "include/v8-sandbox.h"

#include "src/sandbox/isolate.h"

namespace v8::internal {

// TODO(saelo): consider passing a CppHeapPointerTagRange as template parameter

// once C++20 is supported everywhere.

template <CppHeapPointerTag lower_bound, CppHeapPointerTag upper_bound>

V8_INLINE Address ReadCppHeapPointerField(Address field_address,

IsolateForPointerCompression isolate);

V8_INLINE Address ReadCppHeapPointerField(Address field_address,

IsolateForPointerCompression isolate,

CppHeapPointerTagRange tag_range);

template <CppHeapPointerTag tag>

V8_INLINE void WriteLazilyInitializedCppHeapPointerField(

Address field_address, IsolateForPointerCompression isolate, Address value);

V8_INLINE void WriteLazilyInitializedCppHeapPointerField(

Address field_address, IsolateForPointerCompression isolate, Address value,

CppHeapPointerTag tag);

} // namespace v8::internal

#endif // V8_SANDBOX_CPPHEAP_POINTER_H_