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class PropertyCell; // Alias for HeapObject::IsPropertyCell() that avoids inlining. V8_EXPORT_PRIVATE bool IsPropertyCell_NonInline(HeapObject o); template <class D, class P> class TorqueGeneratedPropertyCell : public P { static_assert(std::is_same<PropertyCell, D>::value, "Use this class as direct base for PropertyCell."); static_assert(std::is_same<HeapObject, P>::value, "Pass in HeapObject as second template parameter for TorqueGeneratedPropertyCell."); public: using Super = P; using TorqueGeneratedClass = TorqueGeneratedPropertyCell<D,P>; // Torque type: AnyName inline Name name() const; inline Name name(PtrComprCageBase cage_base) const; inline void set_name(Name value, WriteBarrierMode mode = UPDATE_WRITE_BARRIER); inline int property_details_raw() const; inline void set_property_details_raw(int value); inline Object value() const; inline Object value(PtrComprCageBase cage_base) const; inline void set_value(Object value, WriteBarrierMode mode = UPDATE_WRITE_BARRIER); // Torque type: DependentCode inline WeakFixedArray dependent_code() const; inline WeakFixedArray dependent_code(PtrComprCageBase cage_base) const; inline void set_dependent_code(WeakFixedArray value, WriteBarrierMode mode = UPDATE_WRITE_BARRIER); V8_INLINE static D cast(Object object) { return D(object.ptr()); } V8_INLINE static D unchecked_cast(Object object) { return bit_cast<D>(object); } #ifdef VERIFY_HEAP V8_EXPORT_PRIVATE void PropertyCellVerify(Isolate* isolate); #endif // VERIFY_HEAP static constexpr int kStartOfStrongFieldsOffset = P::kHeaderSize; static constexpr int kNameOffset = P::kHeaderSize; static constexpr int kNameOffsetEnd = kNameOffset + kTaggedSize - 1; static constexpr int kPropertyDetailsRawOffset = kNameOffsetEnd + 1; static constexpr int kPropertyDetailsRawOffsetEnd = kPropertyDetailsRawOffset + kTaggedSize - 1; static constexpr int kValueOffset = kPropertyDetailsRawOffsetEnd + 1; static constexpr int kValueOffsetEnd = kValueOffset + kTaggedSize - 1; static constexpr int kDependentCodeOffset = kValueOffsetEnd + 1; static constexpr int kDependentCodeOffsetEnd = kDependentCodeOffset + kTaggedSize - 1; static constexpr int kEndOfStrongFieldsOffset = kDependentCodeOffsetEnd + 1; static constexpr int kStartOfWeakFieldsOffset = kDependentCodeOffsetEnd + 1; static constexpr int kEndOfWeakFieldsOffset = kDependentCodeOffsetEnd + 1; static constexpr int kHeaderSize = kDependentCodeOffsetEnd + 1; static constexpr int kSize = kDependentCodeOffsetEnd + 1; V8_INLINE static constexpr int32_t SizeFor() { DCHECK(kHeaderSize == kSize && kHeaderSize == 40); int32_t size = kHeaderSize; return size; } V8_INLINE int32_t AllocatedSize() const { return SizeFor(); } friend class Factory; public: template <class DAlias = D> constexpr TorqueGeneratedPropertyCell() : P() { static_assert(std::is_base_of<TorqueGeneratedPropertyCell, DAlias>::value, "class TorqueGeneratedPropertyCell should be used as direct base for PropertyCell."); } protected: inline explicit TorqueGeneratedPropertyCell(Address ptr); // Special-purpose constructor for subclasses that have fast paths where // their ptr() is a Smi. inline explicit TorqueGeneratedPropertyCell(Address ptr, HeapObject::AllowInlineSmiStorage allow_smi); };