MemoryRegion Class Reference

Collaboration diagram for MemoryRegion:

Public Member Functions
void	setup (void *emptySpacesMemory, int32_t emptySpacesMemorySize, uint32_t regionBegin, uint32_t regionEnd, CacheManager *cacheManager)
void *	alloc (uint32_t requiredSize, bool makeStealable, void *thingNotToStealFrom)
size_t	nallocx (size_t size)
uint32_t	shortenRight (void *address, uint32_t newSize)
uint32_t	shortenLeft (void *address, uint32_t amountToShorten, uint32_t numBytesToMoveRightIfSuccessful=0)
void	extend (void *address, uint32_t minAmountToExtend, uint32_t idealAmountToExtend, uint32_t *getAmountExtendedLeft, uint32_t *getAmountExtendedRight, void *thingNotToStealFrom)
uint32_t	extendRightAsMuchAsEasilyPossible (void *spaceAddress)
void	dealloc (void *address)
void	verifyMemoryNotFree (void *address, uint32_t spaceSize)
CacheManager &	cache_manager ()

Public Attributes
uint32_t	start
uint32_t	end
OrderedResizeableArrayWithMultiWordKey	emptySpaces

Private Member Functions
void	markSpaceAsEmpty (uint32_t spaceStart, uint32_t spaceSize, bool mayLookLeft=true, bool mayLookRight=true)
NeighbouringMemoryGrabAttemptResult	attemptToGrabNeighbouringMemory (void *originalSpaceAddress, int32_t originalSpaceSize, int32_t minAmountToExtend, int32_t idealAmountToExtend, void *thingNotToStealFrom, uint32_t markWithTraversalNo=0, bool originalSpaceNeedsStealing=false)
void	writeTempHeadersBeforeASteal (uint32_t newStartAddress, uint32_t newSize)
void	sanityCheck ()
uint32_t	padSize (uint32_t requiredSize)

Private Attributes
CacheManager *	cache_manager_
uint32_t	numAllocations_ {0}
uint32_t	pivot_ {pivot_big}
size_t	maxAlign_ = max_align_big
ptrdiff_t	minAlign_ = min_align_big

Friends
class	CacheManager
class	GeneralMemoryAllocator

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

• src/deluge/memory/memory_region.h
• src/deluge/memory/memory_region.cpp