qatomic_generic.h File Reference

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Macros
#define	Q_ATOMIC_INT_FETCH_AND_ADD_IS_NOT_NATIVE
#define	Q_ATOMIC_INT_FETCH_AND_STORE_IS_NOT_NATIVE
#define	Q_ATOMIC_INT_REFERENCE_COUNTING_IS_NOT_NATIVE
#define	Q_ATOMIC_INT_TEST_AND_SET_IS_NOT_NATIVE
#define	Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_NOT_NATIVE
#define	Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_NOT_NATIVE
#define	Q_ATOMIC_POINTER_TEST_AND_SET_IS_NOT_NATIVE

Functions
Q_CORE_EXPORT int	QBasicAtomicInt_fetchAndAddOrdered (volatile int *, int)
Q_CORE_EXPORT int	QBasicAtomicInt_fetchAndStoreOrdered (volatile int *, int)
Q_CORE_EXPORT bool	QBasicAtomicInt_testAndSetOrdered (volatile int *, int, int)
Q_CORE_EXPORT void *	QBasicAtomicPointer_fetchAndAddOrdered (void *volatile *, qptrdiff)
Q_CORE_EXPORT void *	QBasicAtomicPointer_fetchAndStoreOrdered (void *volatile *, void *)
Q_CORE_EXPORT bool	QBasicAtomicPointer_testAndSetOrdered (void *volatile *, void *, void *)

Macro Definition Documentation

Q_ATOMIC_INT_FETCH_AND_ADD_IS_NOT_NATIVE

#define Q_ATOMIC_INT_FETCH_AND_ADD_IS_NOT_NATIVE

Definition at line 70 of file qatomic_generic.h.

Q_ATOMIC_INT_FETCH_AND_STORE_IS_NOT_NATIVE

#define Q_ATOMIC_INT_FETCH_AND_STORE_IS_NOT_NATIVE

Definition at line 63 of file qatomic_generic.h.

Q_ATOMIC_INT_REFERENCE_COUNTING_IS_NOT_NATIVE

#define Q_ATOMIC_INT_REFERENCE_COUNTING_IS_NOT_NATIVE

Definition at line 49 of file qatomic_generic.h.

Q_ATOMIC_INT_TEST_AND_SET_IS_NOT_NATIVE

#define Q_ATOMIC_INT_TEST_AND_SET_IS_NOT_NATIVE

Definition at line 56 of file qatomic_generic.h.

Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_NOT_NATIVE

#define Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_NOT_NATIVE

Definition at line 95 of file qatomic_generic.h.

Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_NOT_NATIVE

#define Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_NOT_NATIVE

Definition at line 86 of file qatomic_generic.h.

Q_ATOMIC_POINTER_TEST_AND_SET_IS_NOT_NATIVE

#define Q_ATOMIC_POINTER_TEST_AND_SET_IS_NOT_NATIVE

Definition at line 77 of file qatomic_generic.h.

Function Documentation

QBasicAtomicInt_fetchAndAddOrdered()

Q_CORE_EXPORT int QBasicAtomicInt_fetchAndAddOrdered	(	volatile int *	,
		int
	)

Definition at line 76 of file qatomic_generic_unix.cpp.

{
    int returnValue;
    pthread_mutex_lock(&qAtomicMutex);
    returnValue = *_q_value;
    *_q_value += valueToAdd;
    pthread_mutex_unlock(&qAtomicMutex);
    return returnValue;
}

QBasicAtomicInt_fetchAndStoreOrdered()

Q_CORE_EXPORT int QBasicAtomicInt_fetchAndStoreOrdered	(	volatile int *	,
		int
	)

Definition at line 65 of file qatomic_generic_unix.cpp.

{
    int returnValue;
    pthread_mutex_lock(&qAtomicMutex);
    returnValue = *_q_value;
    *_q_value = newValue;
    pthread_mutex_unlock(&qAtomicMutex);
    return returnValue;
}

QBasicAtomicInt_testAndSetOrdered()

Q_CORE_EXPORT bool QBasicAtomicInt_testAndSetOrdered	(	volatile int *	,
		int	,
		int
	)

Definition at line 52 of file qatomic_generic_unix.cpp.

{
    bool returnValue = false;
    pthread_mutex_lock(&qAtomicMutex);
    if (*_q_value == expectedValue) {
        *_q_value = newValue;
        returnValue = true;
    }
    pthread_mutex_unlock(&qAtomicMutex);
    return returnValue;
}

QBasicAtomicPointer_fetchAndAddOrdered()

Q_CORE_EXPORT void* QBasicAtomicPointer_fetchAndAddOrdered	(	void *volatile *	,
		qptrdiff
	)

Definition at line 113 of file qatomic_generic_unix.cpp.

{
    void *returnValue;
    pthread_mutex_lock(&qAtomicMutex);
    returnValue = *_q_value;
    *_q_value = reinterpret_cast<char *>(returnValue) + valueToAdd;
    pthread_mutex_unlock(&qAtomicMutex);
    return returnValue;
}

QBasicAtomicPointer_fetchAndStoreOrdered()

Q_CORE_EXPORT void* QBasicAtomicPointer_fetchAndStoreOrdered	(	void *volatile *	,
		void *
	)

Definition at line 102 of file qatomic_generic_unix.cpp.

{
    void *returnValue;
    pthread_mutex_lock(&qAtomicMutex);
    returnValue = *_q_value;
    *_q_value = newValue;
    pthread_mutex_unlock(&qAtomicMutex);
    return returnValue;
}

QBasicAtomicPointer_testAndSetOrdered()

Q_CORE_EXPORT bool QBasicAtomicPointer_testAndSetOrdered	(	void *volatile *	,
		void *	,
		void *
	)

Definition at line 87 of file qatomic_generic_unix.cpp.

{
    bool returnValue = false;
    pthread_mutex_lock(&qAtomicMutex);
    if (*_q_value == expectedValue) {
        *_q_value = newValue;
        returnValue = true;
    }
    pthread_mutex_unlock(&qAtomicMutex);
    return returnValue;
}