arch/util/PPCAtomicQueue.h File Reference

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Data Structures
struct	_ppcatomicstate
struct	_ppcatomicq
Typedefs
typedef void *	PPCAtomicQueueElement
typedef struct _ppcatomicstate	PPCAtomicState
typedef struct _ppcatomicq	PPCAtomicQueue
Functions
void	PPC_AtomicCounterAllocate (void **atomic_mem, size_t atomic_memsize)
ppc_atomic_type_t	PPC_AtomicLoadIncrementBounded (volatile ppc_atomic_t *counter)
void	PPC_AtomicStore (volatile ppc_atomic_t *counter, ppc_atomic_type_t val)
void	PPC_AtomicReadFence ()
void	PPC_AtomicWriteFence ()
void	PPCAtomicQueueInit (void *atomic_mem, size_t atomic_memsize, PPCAtomicQueue *queue, int use_overflow, int nelem)
int	PPCAtomicEnqueue (PPCAtomicQueue *queue, void *element)
void *	PPCAtomicDequeue (PPCAtomicQueue *queue)
int	PPCAtomicQueueEmpty (PPCAtomicQueue *queue)
int	PPCAtomicQueueSpinWait (PPCAtomicQueue *queue, int n)
int	PPCAtomicQueue2QSpinWait (PPCAtomicQueue *queue0, PPCAtomicQueue *queue1, int n)

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Typedef Documentation

typedef void* PPCAtomicQueueElement

Definition at line 41 of file PPCAtomicQueue.h.

typedef struct _ppcatomicstate PPCAtomicState

typedef struct _ppcatomicq PPCAtomicQueue

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Function Documentation

void PPC_AtomicCounterAllocate	(	void **	atomic_mem,
		size_t	atomic_memsize
	)

ppc_atomic_type_t PPC_AtomicLoadIncrementBounded

(

volatile ppc_atomic_t *

counter

)

void PPC_AtomicStore	(	volatile ppc_atomic_t *	counter,
		ppc_atomic_type_t	val
	)

void PPC_AtomicReadFence

(

)

void PPC_AtomicWriteFence

(

)

void PPCAtomicQueueInit	(	void *	atomic_mem,
		size_t	atomic_memsize,
		PPCAtomicQueue *	queue,
		int	use_overflow,
		int	nelem
	)

Definition at line 61 of file PPCAtomicQueue.h.

References _ppcatomicq::_array, _ppcatomicq::_consumer, _ppcatomicq::_overflowQ, _ppcatomicq::_qsize, _ppcatomicq::_state, _ppcatomicq::_useOverflowQ, assert, PCQueueCreate(), posix_memalign(), PPC_AtomicStore(), _ppcatomicstate::Producer, and _ppcatomicstate::UpperBound.

Referenced by CmiMemAllocInit_ppcq().

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int PPCAtomicEnqueue	(	PPCAtomicQueue *	queue,
		void *	element
	)

Definition at line 97 of file PPCAtomicQueue.h.

References _ppcatomicq::_array, _ppcatomicq::_overflowQ, _ppcatomicq::_qsize, _ppcatomicq::_state, _ppcatomicq::_useOverflowQ, index, PCQueuePush(), PPC_AtomicLoadIncrementBounded(), PPC_AtomicWriteFence(), and _ppcatomicstate::Producer.

Referenced by CmiFree_ppcq().

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void* PPCAtomicDequeue

(

PPCAtomicQueue *

queue

)

Definition at line 120 of file PPCAtomicQueue.h.

References _ppcatomicq::_array, _ppcatomicq::_consumer, _ppcatomicq::_overflowQ, _ppcatomicq::_qsize, _ppcatomicq::_state, _ppcatomicq::_useOverflowQ, n, PCQueuePop(), PPC_AtomicReadFence(), PPC_AtomicStore(), _ppcatomicstate::Producer, and _ppcatomicstate::UpperBound.

Referenced by CmiAlloc_ppcq().

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int PPCAtomicQueueEmpty

(

PPCAtomicQueue *

queue

)

Definition at line 157 of file PPCAtomicQueue.h.

References _ppcatomicq::_consumer, _ppcatomicq::_overflowQ, _ppcatomicq::_state, PCQueueLength(), and _ppcatomicstate::Producer.

Referenced by PPCAtomicQueue2QSpinWait(), and PPCAtomicQueueSpinWait().

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int PPCAtomicQueueSpinWait	(	PPCAtomicQueue *	queue,
		int	n
	)

Definition at line 164 of file PPCAtomicQueue.h.

References _ppcatomicq::_consumer, _ppcatomicq::_state, PPCAtomicQueueEmpty(), and _ppcatomicstate::Producer.

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int PPCAtomicQueue2QSpinWait	(	PPCAtomicQueue *	queue0,
		PPCAtomicQueue *	queue1,
		int	n
	)

Definition at line 186 of file PPCAtomicQueue.h.

References _ppcatomicq::_consumer, _ppcatomicq::_state, PPCAtomicQueueEmpty(), and _ppcatomicstate::Producer.

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