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// Copyright 2020 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 INCLUDE_CPPGC_INTERNAL_ACCESSORS_H_ #define INCLUDE_CPPGC_INTERNAL_ACCESSORS_H_ #include "cppgc/internal/api-constants.h" namespace cppgc { class Heap; namespace internal { inline cppgc::Heap* GetHeapFromPayload(const void* payload) { return *reinterpret_cast<cppgc::Heap**>( ((reinterpret_cast<uintptr_t>(payload) & api_constants::kPageBaseMask) + api_constants::kGuardPageSize) + api_constants::kHeapOffset); } } // namespace internal } // namespace cppgc #endif // INCLUDE_CPPGC_INTERNAL_ACCESSORS_H_