epicsAtomic.h File Reference

#include <stdlib.h>
#include "compilerSpecific.h"
#include "epicsAtomicCD.h"

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Macros
#define	EPICS_ATOMIC_INLINE   static EPICS_ALWAYS_INLINE

Typedefs
typedef void *	EpicsAtomicPtrT

Functions
EPICS_ATOMIC_INLINE void	epicsAtomicReadMemoryBarrier (void)
EPICS_ATOMIC_INLINE void	epicsAtomicWriteMemoryBarrier (void)
EPICS_ATOMIC_INLINE size_t	epicsAtomicIncrSizeT (size_t *pTarget)
EPICS_ATOMIC_INLINE int	epicsAtomicIncrIntT (int *pTarget)
EPICS_ATOMIC_INLINE size_t	epicsAtomicDecrSizeT (size_t *pTarget)
EPICS_ATOMIC_INLINE int	epicsAtomicDecrIntT (int *pTarget)
EPICS_ATOMIC_INLINE size_t	epicsAtomicAddSizeT (size_t *pTarget, size_t delta)
EPICS_ATOMIC_INLINE size_t	epicsAtomicSubSizeT (size_t *pTarget, size_t delta)
EPICS_ATOMIC_INLINE int	epicsAtomicAddIntT (int *pTarget, int delta)
EPICS_ATOMIC_INLINE void	epicsAtomicSetSizeT (size_t *pTarget, size_t newValue)
EPICS_ATOMIC_INLINE void	epicsAtomicSetIntT (int *pTarget, int newValue)
EPICS_ATOMIC_INLINE void	epicsAtomicSetPtrT (EpicsAtomicPtrT *pTarget, EpicsAtomicPtrT newValue)
EPICS_ATOMIC_INLINE size_t	epicsAtomicGetSizeT (const size_t *pTarget)
EPICS_ATOMIC_INLINE int	epicsAtomicGetIntT (const int *pTarget)
EPICS_ATOMIC_INLINE EpicsAtomicPtrT	epicsAtomicGetPtrT (const EpicsAtomicPtrT *pTarget)
EPICS_ATOMIC_INLINE size_t	epicsAtomicCmpAndSwapSizeT (size_t *pTarget, size_t oldVal, size_t newVal)
EPICS_ATOMIC_INLINE int	epicsAtomicCmpAndSwapIntT (int *pTarget, int oldVal, int newVal)
EPICS_ATOMIC_INLINE EpicsAtomicPtrT	epicsAtomicCmpAndSwapPtrT (EpicsAtomicPtrT *pTarget, EpicsAtomicPtrT oldVal, EpicsAtomicPtrT newVal)

Macro Definition Documentation

#define EPICS_ATOMIC_INLINE   static EPICS_ALWAYS_INLINE

Definition at line 22 of file epicsAtomic.h.

Typedef Documentation

typedef void* EpicsAtomicPtrT

Definition at line 28 of file epicsAtomic.h.

Function Documentation

EPICS_ATOMIC_INLINE int epicsAtomicAddIntT	(	int *	pTarget,
		int	delta
	)

Definition at line 126 of file epicsAtomicCD.h.

{
    return __sync_add_and_fetch ( pTarget, delta );
}

EPICS_ATOMIC_INLINE size_t epicsAtomicAddSizeT	(	size_t *	pTarget,
		size_t	delta
	)

Definition at line 156 of file epicsAtomicCD.h.

{
    return __sync_add_and_fetch ( pTarget, delta );
}

EPICS_ATOMIC_INLINE int epicsAtomicCmpAndSwapIntT	(	int *	pTarget,
		int	oldVal,
		int	newVal
	)

Definition at line 132 of file epicsAtomicCD.h.

{
    return __sync_val_compare_and_swap ( pTarget, oldVal, newVal);
}

EPICS_ATOMIC_INLINE EpicsAtomicPtrT epicsAtomicCmpAndSwapPtrT	(	EpicsAtomicPtrT *	pTarget,
		EpicsAtomicPtrT	oldVal,
		EpicsAtomicPtrT	newVal
	)

Definition at line 175 of file epicsAtomicCD.h.

{
    return __sync_val_compare_and_swap ( pTarget, oldVal, newVal);
}

EPICS_ATOMIC_INLINE size_t epicsAtomicCmpAndSwapSizeT	(	size_t *	pTarget,
		size_t	oldVal,
		size_t	newVal
	)

Definition at line 168 of file epicsAtomicCD.h.

{
    return __sync_val_compare_and_swap ( pTarget, oldVal, newVal);
}

EPICS_ATOMIC_INLINE int epicsAtomicDecrIntT

(

int *

pTarget

)

Definition at line 120 of file epicsAtomicCD.h.

{
    return __sync_sub_and_fetch ( pTarget, 1 );
}

EPICS_ATOMIC_INLINE size_t epicsAtomicDecrSizeT

(

size_t *

pTarget

)

Definition at line 150 of file epicsAtomicCD.h.

{
    return __sync_sub_and_fetch ( pTarget, 1u );
}

EPICS_ATOMIC_INLINE int epicsAtomicGetIntT

(

const int *

pTarget

)

Definition at line 163 of file epicsAtomicDefault.h.

{
    epicsAtomicReadMemoryBarrier ();
    return *pTarget;
}

EPICS_ATOMIC_INLINE EpicsAtomicPtrT epicsAtomicGetPtrT

(

const EpicsAtomicPtrT *

pTarget

)

Definition at line 180 of file epicsAtomicDefault.h.

{
    epicsAtomicReadMemoryBarrier ();
    return *pTarget;
}

EPICS_ATOMIC_INLINE size_t epicsAtomicGetSizeT

(

const size_t *

pTarget

)

Definition at line 171 of file epicsAtomicDefault.h.

{
    epicsAtomicReadMemoryBarrier ();
    return *pTarget;
}

EPICS_ATOMIC_INLINE int epicsAtomicIncrIntT

(

int *

pTarget

)

Definition at line 114 of file epicsAtomicCD.h.

{
    return __sync_add_and_fetch ( pTarget, 1 );
}

EPICS_ATOMIC_INLINE size_t epicsAtomicIncrSizeT

(

size_t *

pTarget

)

Definition at line 144 of file epicsAtomicCD.h.

{
    return __sync_add_and_fetch ( pTarget, 1u );
}

EPICS_ATOMIC_INLINE void epicsAtomicReadMemoryBarrier

(

void

)

Definition at line 91 of file epicsAtomicCD.h.

{
    asm("mfence;");
}

EPICS_ATOMIC_INLINE void epicsAtomicSetIntT	(	int *	pTarget,
		int	newValue
	)

Definition at line 135 of file epicsAtomicDefault.h.

{
    *pTarget = newVal;
    epicsAtomicWriteMemoryBarrier ();
}

EPICS_ATOMIC_INLINE void epicsAtomicSetPtrT	(	EpicsAtomicPtrT *	pTarget,
		EpicsAtomicPtrT	newValue
	)

Definition at line 151 of file epicsAtomicDefault.h.

{
    *pTarget = newVal;
    epicsAtomicWriteMemoryBarrier ();
}

EPICS_ATOMIC_INLINE void epicsAtomicSetSizeT	(	size_t *	pTarget,
		size_t	newValue
	)

Definition at line 143 of file epicsAtomicDefault.h.

{
    *pTarget = newVal;
    epicsAtomicWriteMemoryBarrier ();
}

EPICS_ATOMIC_INLINE size_t epicsAtomicSubSizeT	(	size_t *	pTarget,
		size_t	delta
	)

Definition at line 162 of file epicsAtomicCD.h.

{
    return __sync_sub_and_fetch ( pTarget, delta );
}

EPICS_ATOMIC_INLINE void epicsAtomicWriteMemoryBarrier

(

void

)

Definition at line 101 of file epicsAtomicCD.h.

{
    asm("mfence;");
}