v8::internal::ReadOnlyPageMetadata Class Reference

#include <read-only-spaces.h>

Inheritance diagram for v8::internal::ReadOnlyPageMetadata:

Collaboration diagram for v8::internal::ReadOnlyPageMetadata:

Public Member Functions
	ReadOnlyPageMetadata (Heap *heap, BaseSpace *space, size_t chunk_size, Address area_start, Address area_end, VirtualMemory reservation)
MemoryChunk::MainThreadFlags	InitialFlags () const
void	MakeHeaderRelocatable ()
size_t	ShrinkToHighWaterMark ()
Address	OffsetToAddress (size_t offset) const
Address	GetAreaStart () const
Public Member Functions inherited from v8::internal::MemoryChunkMetadata
	MemoryChunkMetadata (Heap *heap, BaseSpace *space, size_t chunk_size, Address area_start, Address area_end, VirtualMemory reservation)
	~MemoryChunkMetadata ()
Address	ChunkAddress () const
Address	MetadataAddress () const
size_t	Offset (Address a) const
size_t	size () const
void	set_size (size_t size)
Address	area_start () const
Address	area_end () const
void	set_area_end (Address area_end)
size_t	area_size () const
Heap *	heap () const
BaseSpace *	owner () const
void	set_owner (BaseSpace *space)
bool	InSharedSpace () const
bool	InTrustedSpace () const
bool	IsWritable () const
bool	IsMutablePageMetadata () const
bool	Contains (Address addr) const
bool	ContainsLimit (Address addr) const
size_t	wasted_memory () const
void	add_wasted_memory (size_t waste)
size_t	allocated_bytes () const
Address	HighWaterMark () const
VirtualMemory *	reserved_memory ()
void	ResetAllocationStatistics ()
void	IncreaseAllocatedBytes (size_t bytes)
void	DecreaseAllocatedBytes (size_t bytes)
MemoryChunk *	Chunk ()
const MemoryChunk *	Chunk () const

Friends
class	ReadOnlySpace

Additional Inherited Members
Static Public Member Functions inherited from v8::internal::MemoryChunkMetadata
static V8_INLINE MemoryChunkMetadata *	FromAddress (Address a)
static V8_INLINE MemoryChunkMetadata *	FromHeapObject (Tagged< HeapObject > o)
static V8_INLINE MemoryChunkMetadata *	FromHeapObject (const HeapObjectLayout *o)
static V8_INLINE void	UpdateHighWaterMark (Address mark)
Protected Attributes inherited from v8::internal::MemoryChunkMetadata
VirtualMemory	reservation_
size_t	allocated_bytes_
size_t	wasted_memory_ = 0
std::atomic< intptr_t >	high_water_mark_
size_t	size_
Address	area_end_
Heap *	heap_
Address	area_start_
std::atomic< BaseSpace * >	owner_

Detailed Description

Definition at line 28 of file read-only-spaces.h.

Constructor & Destructor Documentation

ReadOnlyPageMetadata()

v8::internal::ReadOnlyPageMetadata::ReadOnlyPageMetadata	(	Heap *	heap,
		BaseSpace *	space,
		size_t	chunk_size,
		Address	area_start,
		Address	area_end,
		VirtualMemory	reservation )

Definition at line 139 of file read-only-spaces.cc.

Member Function Documentation

GetAreaStart()

Address v8::internal::ReadOnlyPageMetadata::GetAreaStart ( ) const

inline

Definition at line 59 of file read-only-spaces.h.

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InitialFlags()

MemoryChunk::MainThreadFlags v8::internal::ReadOnlyPageMetadata::InitialFlags

(

)

const

Definition at line 148 of file read-only-spaces.cc.

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MakeHeaderRelocatable()

void v8::internal::ReadOnlyPageMetadata::MakeHeaderRelocatable

(

)

Definition at line 153 of file read-only-spaces.cc.

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OffsetToAddress()

Address v8::internal::ReadOnlyPageMetadata::OffsetToAddress ( size_t offset ) const

inline

Definition at line 42 of file read-only-spaces.h.

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ShrinkToHighWaterMark()

size_t v8::internal::ReadOnlyPageMetadata::ShrinkToHighWaterMark

(

)

Definition at line 467 of file read-only-spaces.cc.

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Friends And Related Symbol Documentation

ReadOnlySpace

friend class ReadOnlySpace

friend

Definition at line 65 of file read-only-spaces.h.

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The documentation for this class was generated from the following files:

• src/heap/read-only-spaces.h
• src/heap/read-only-spaces.cc