cppgc::internal::ObjectAllocator Class Reference

#include <object-allocator.h>

Inheritance diagram for cppgc::internal::ObjectAllocator:

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Public Types
using	AlignVal = std::align_val_t

Public Member Functions
	ObjectAllocator (RawHeap &, PageBackend &, StatsCollector &, PreFinalizerHandler &, FatalOutOfMemoryHandler &, GarbageCollector &)
void *	AllocateObject (size_t size, GCInfoIndex gcinfo)
void *	AllocateObject (size_t size, AlignVal alignment, GCInfoIndex gcinfo)
void *	AllocateObject (size_t size, GCInfoIndex gcinfo, CustomSpaceIndex space_index)
void *	AllocateObject (size_t size, AlignVal alignment, GCInfoIndex gcinfo, CustomSpaceIndex space_index)
void	ResetLinearAllocationBuffers ()
void	MarkAllPagesAsYoung ()

Static Public Attributes
static constexpr size_t	kSmallestSpaceSize = 32

Private Member Functions
bool	in_disallow_gc_scope () const
void *	AllocateObjectOnSpace (NormalPageSpace &, size_t, GCInfoIndex)
void *	AllocateObjectOnSpace (NormalPageSpace &, size_t, AlignVal, GCInfoIndex)
void *	OutOfLineAllocate (NormalPageSpace &, size_t, AlignVal, GCInfoIndex)
void V8_PRESERVE_MOST	OutOfLineAllocateGCSafePoint (NormalPageSpace &, size_t, AlignVal, GCInfoIndex, void **)
void *	OutOfLineAllocateImpl (NormalPageSpace &, size_t, AlignVal, GCInfoIndex)
bool	TryRefillLinearAllocationBuffer (NormalPageSpace &, size_t)
bool	TryRefillLinearAllocationBufferFromFreeList (NormalPageSpace &, size_t)
bool	TryExpandAndRefillLinearAllocationBuffer (NormalPageSpace &)

Static Private Member Functions
static RawHeap::RegularSpaceType	GetInitialSpaceIndexForSize (size_t size)

Private Attributes
RawHeap &	raw_heap_
PageBackend &	page_backend_
StatsCollector &	stats_collector_
PreFinalizerHandler &	prefinalizer_handler_
FatalOutOfMemoryHandler &	oom_handler_
GarbageCollector &	garbage_collector_

Detailed Description

Definition at line 40 of file object-allocator.h.

Member Typedef Documentation

AlignVal

using cppgc::internal::ObjectAllocator::AlignVal = std::align_val_t

Definition at line 42 of file object-allocator.h.

Constructor & Destructor Documentation

ObjectAllocator()

cppgc::internal::ObjectAllocator::ObjectAllocator	(	RawHeap &	heap,
		PageBackend &	page_backend,
		StatsCollector &	stats_collector,
		PreFinalizerHandler &	prefinalizer_handler,
		FatalOutOfMemoryHandler &	oom_handler,
		GarbageCollector &	garbage_collector )

Definition at line 135 of file object-allocator.cc.

Member Function Documentation

AllocateObject() [1/4]

void * cppgc::internal::ObjectAllocator::AllocateObject ( size_t size, AlignVal alignment, GCInfoIndex gcinfo )

inline

Definition at line 125 of file object-allocator.h.

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AllocateObject() [2/4]

void * cppgc::internal::ObjectAllocator::AllocateObject ( size_t size, AlignVal alignment, GCInfoIndex gcinfo, CustomSpaceIndex space_index )

inline

Definition at line 152 of file object-allocator.h.

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AllocateObject() [3/4]

void * cppgc::internal::ObjectAllocator::AllocateObject ( size_t size, GCInfoIndex gcinfo )

inline

Definition at line 112 of file object-allocator.h.

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AllocateObject() [4/4]

void * cppgc::internal::ObjectAllocator::AllocateObject ( size_t size, GCInfoIndex gcinfo, CustomSpaceIndex space_index )

inline

Definition at line 139 of file object-allocator.h.

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AllocateObjectOnSpace() [1/2]

void * cppgc::internal::ObjectAllocator::AllocateObjectOnSpace ( NormalPageSpace & space, size_t size, AlignVal alignment, GCInfoIndex gcinfo )

inlineprivate

Definition at line 187 of file object-allocator.h.

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AllocateObjectOnSpace() [2/2]

void * cppgc::internal::ObjectAllocator::AllocateObjectOnSpace ( NormalPageSpace & space, size_t size, GCInfoIndex gcinfo )

inlineprivate

Definition at line 235 of file object-allocator.h.

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GetInitialSpaceIndexForSize()

RawHeap::RegularSpaceType cppgc::internal::ObjectAllocator::GetInitialSpaceIndexForSize ( size_t size )

inlinestaticprivate

Definition at line 167 of file object-allocator.h.

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in_disallow_gc_scope()

bool cppgc::internal::ObjectAllocator::in_disallow_gc_scope ( ) const

private

Definition at line 370 of file object-allocator.cc.

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MarkAllPagesAsYoung()

void cppgc::internal::ObjectAllocator::MarkAllPagesAsYoung

(

)

Definition at line 350 of file object-allocator.cc.

OutOfLineAllocate()

void * cppgc::internal::ObjectAllocator::OutOfLineAllocate ( NormalPageSpace & space, size_t size, AlignVal alignment, GCInfoIndex gcinfo )

inlineprivate

Definition at line 179 of file object-allocator.h.

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OutOfLineAllocateGCSafePoint()

void cppgc::internal::ObjectAllocator::OutOfLineAllocateGCSafePoint ( NormalPageSpace & space, size_t size, AlignVal alignment, GCInfoIndex gcinfo, void ** object )

private

Definition at line 147 of file object-allocator.cc.

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OutOfLineAllocateImpl()

void * cppgc::internal::ObjectAllocator::OutOfLineAllocateImpl ( NormalPageSpace & space, size_t size, AlignVal alignment, GCInfoIndex gcinfo )

private

Definition at line 174 of file object-allocator.cc.

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ResetLinearAllocationBuffers()

void cppgc::internal::ObjectAllocator::ResetLinearAllocationBuffers

(

)

Definition at line 331 of file object-allocator.cc.

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TryExpandAndRefillLinearAllocationBuffer()

bool cppgc::internal::ObjectAllocator::TryExpandAndRefillLinearAllocationBuffer ( NormalPageSpace & space )

private

Definition at line 254 of file object-allocator.cc.

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TryRefillLinearAllocationBuffer()

bool cppgc::internal::ObjectAllocator::TryRefillLinearAllocationBuffer ( NormalPageSpace & space, size_t size )

private

Definition at line 267 of file object-allocator.cc.

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TryRefillLinearAllocationBufferFromFreeList()

bool cppgc::internal::ObjectAllocator::TryRefillLinearAllocationBufferFromFreeList ( NormalPageSpace & space, size_t size )

private

Definition at line 314 of file object-allocator.cc.

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Member Data Documentation

garbage_collector_

GarbageCollector& cppgc::internal::ObjectAllocator::garbage_collector_

private

Definition at line 104 of file object-allocator.h.

kSmallestSpaceSize

size_t cppgc::internal::ObjectAllocator::kSmallestSpaceSize = 32

staticconstexpr

Definition at line 43 of file object-allocator.h.

oom_handler_

FatalOutOfMemoryHandler& cppgc::internal::ObjectAllocator::oom_handler_

private

Definition at line 103 of file object-allocator.h.

page_backend_

PageBackend& cppgc::internal::ObjectAllocator::page_backend_

private

Definition at line 100 of file object-allocator.h.

prefinalizer_handler_

PreFinalizerHandler& cppgc::internal::ObjectAllocator::prefinalizer_handler_

private

Definition at line 102 of file object-allocator.h.

raw_heap_

RawHeap& cppgc::internal::ObjectAllocator::raw_heap_

private

Definition at line 99 of file object-allocator.h.

stats_collector_

StatsCollector& cppgc::internal::ObjectAllocator::stats_collector_

private

Definition at line 101 of file object-allocator.h.

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

• src/heap/cppgc/object-allocator.h
• src/heap/cppgc/object-allocator.cc