cppgc::internal::WriteBarrier Class Reference

#include <write-barrier.h>

Collaboration diagram for cppgc::internal::WriteBarrier:

Classes
class	FlagUpdater
struct	Params

Public Types
enum class	Type : uint8_t { kNone , kMarking , kGenerational }
enum class	GenerationalBarrierType : uint8_t { kPreciseSlot , kPreciseUncompressedSlot , kImpreciseSlot }
enum class	ValueMode { kValuePresent , kNoValuePresent }

Public Member Functions
template<typename MemberStorage >
WriteBarrier::Type	GetWriteBarrierType (const void *slot, MemberStorage value, WriteBarrier::Params &params)
template<typename HeapHandleCallback >
WriteBarrier::Type	GetWriteBarrierType (const void *slot, WriteBarrier::Params &params, HeapHandleCallback callback)

Static Public Member Functions
static V8_INLINE Type	GetWriteBarrierType (const void *slot, const void *value, Params &params)
template<typename MemberStorage >
static V8_INLINE Type	GetWriteBarrierType (const void *slot, MemberStorage, Params &params)
template<typename HeapHandleCallback >
static V8_INLINE Type	GetWriteBarrierType (const void *slot, Params &params, HeapHandleCallback callback)
static V8_INLINE Type	GetWriteBarrierType (const void *value, Params &params)
static V8_INLINE void	DijkstraMarkingBarrier (const Params &params, const void *object)
static V8_INLINE void	DijkstraMarkingBarrierRange (const Params &params, const void *first_element, size_t element_size, size_t number_of_elements, TraceCallback trace_callback)
static V8_INLINE void	SteeleMarkingBarrier (const Params &params, const void *object)
template<GenerationalBarrierType >
static V8_INLINE void	GenerationalBarrier (const Params &params, const void *slot)
static void	CheckParams (Type expected_type, const Params &params)
static bool	IsEnabled ()

Private Types
using	WriteBarrierTypePolicy = WriteBarrierTypeForNonCagedHeapPolicy

Private Member Functions
	WriteBarrier ()=delete

Static Private Member Functions
static void	DijkstraMarkingBarrierSlow (const void *value)
static void	DijkstraMarkingBarrierSlowWithSentinelCheck (const void *value)
static void	DijkstraMarkingBarrierRangeSlow (HeapHandle &heap_handle, const void *first_element, size_t element_size, size_t number_of_elements, TraceCallback trace_callback)
static void	SteeleMarkingBarrierSlow (const void *value)
static void	SteeleMarkingBarrierSlowWithSentinelCheck (const void *value)

Static Private Attributes
static AtomicEntryFlag	write_barrier_enabled_

Detailed Description

Definition at line 39 of file write-barrier.h.

Member Typedef Documentation

WriteBarrierTypePolicy

using cppgc::internal::WriteBarrier::WriteBarrierTypePolicy = WriteBarrierTypeForNonCagedHeapPolicy

private

Definition at line 126 of file write-barrier.h.

Member Enumeration Documentation

GenerationalBarrierType

enum class cppgc::internal::WriteBarrier::GenerationalBarrierType : uint8_t

strong

Enumerator
kPreciseSlot
kPreciseUncompressedSlot
kImpreciseSlot

Definition at line 47 of file write-barrier.h.

Type

enum class cppgc::internal::WriteBarrier::Type : uint8_t

strong

Enumerator
kNone
kMarking
kGenerational

Definition at line 41 of file write-barrier.h.

ValueMode

enum class cppgc::internal::WriteBarrier::ValueMode

strong

Enumerator
kValuePresent
kNoValuePresent

Definition at line 64 of file write-barrier.h.

Constructor & Destructor Documentation

WriteBarrier()

cppgc::internal::WriteBarrier::WriteBarrier ( )

privatedelete

Member Function Documentation

CheckParams()

static void cppgc::internal::WriteBarrier::CheckParams ( Type expected_type, const Params & params )

inlinestatic

Definition at line 112 of file write-barrier.h.

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DijkstraMarkingBarrier()

void cppgc::internal::WriteBarrier::DijkstraMarkingBarrier ( const Params & params, const void * object )

static

Definition at line 419 of file write-barrier.h.

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DijkstraMarkingBarrierRange()

void cppgc::internal::WriteBarrier::DijkstraMarkingBarrierRange ( const Params & params, const void * first_element, size_t element_size, size_t number_of_elements, TraceCallback trace_callback )

static

Definition at line 431 of file write-barrier.h.

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DijkstraMarkingBarrierRangeSlow()

void cppgc::internal::WriteBarrier::DijkstraMarkingBarrierRangeSlow ( HeapHandle & heap_handle, const void * first_element, size_t element_size, size_t number_of_elements, TraceCallback trace_callback )

staticprivate

Definition at line 53 of file write-barrier.cc.

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DijkstraMarkingBarrierSlow()

void cppgc::internal::WriteBarrier::DijkstraMarkingBarrierSlow ( const void * value )

staticprivate

Definition at line 36 of file write-barrier.cc.

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DijkstraMarkingBarrierSlowWithSentinelCheck()

void cppgc::internal::WriteBarrier::DijkstraMarkingBarrierSlowWithSentinelCheck ( const void * value )

staticprivate

Definition at line 28 of file write-barrier.cc.

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GenerationalBarrier()

template<GenerationalBarrierType >

static V8_INLINE void cppgc::internal::WriteBarrier::GenerationalBarrier ( const Params & params, const void * slot )

inlinestatic

Definition at line 105 of file write-barrier.h.

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GetWriteBarrierType() [1/6]

WriteBarrier::Type cppgc::internal::WriteBarrier::GetWriteBarrierType ( const void * slot, const void * value, WriteBarrier::Params & params )

static

Definition at line 388 of file write-barrier.h.

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GetWriteBarrierType() [2/6]

template<typename MemberStorage >

WriteBarrier::Type cppgc::internal::WriteBarrier::GetWriteBarrierType	(	const void *	slot,
		MemberStorage	value,
		WriteBarrier::Params &	params )

Definition at line 396 of file write-barrier.h.

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GetWriteBarrierType() [3/6]

template<typename MemberStorage >

static V8_INLINE Type cppgc::internal::WriteBarrier::GetWriteBarrierType ( const void * slot, MemberStorage , Params & params )

static

GetWriteBarrierType() [4/6]

template<typename HeapHandleCallback >

static V8_INLINE Type cppgc::internal::WriteBarrier::GetWriteBarrierType ( const void * slot, Params & params, HeapHandleCallback callback )

static

GetWriteBarrierType() [5/6]

template<typename HeapHandleCallback >

WriteBarrier::Type cppgc::internal::WriteBarrier::GetWriteBarrierType	(	const void *	slot,
		WriteBarrier::Params &	params,
		HeapHandleCallback	callback )

Definition at line 404 of file write-barrier.h.

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GetWriteBarrierType() [6/6]

WriteBarrier::Type cppgc::internal::WriteBarrier::GetWriteBarrierType ( const void * value, WriteBarrier::Params & params )

static

Definition at line 412 of file write-barrier.h.

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IsEnabled()

static bool cppgc::internal::WriteBarrier::IsEnabled ( )

inlinestatic

Definition at line 118 of file write-barrier.h.

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SteeleMarkingBarrier()

void cppgc::internal::WriteBarrier::SteeleMarkingBarrier ( const Params & params, const void * object )

static

Definition at line 442 of file write-barrier.h.

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SteeleMarkingBarrierSlow()

void cppgc::internal::WriteBarrier::SteeleMarkingBarrierSlow ( const void * value )

staticprivate

Definition at line 80 of file write-barrier.cc.

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SteeleMarkingBarrierSlowWithSentinelCheck()

void cppgc::internal::WriteBarrier::SteeleMarkingBarrierSlowWithSentinelCheck ( const void * value )

staticprivate

Definition at line 72 of file write-barrier.cc.

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Member Data Documentation

write_barrier_enabled_

AtomicEntryFlag cppgc::internal::WriteBarrier::write_barrier_enabled_

staticprivate

Definition at line 153 of file write-barrier.h.

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

• include/cppgc/internal/write-barrier.h
• src/heap/cppgc/write-barrier.cc