/**************************************************************************** | |
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** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). | |
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** | |
** GNU General Public License Usage | |
** Alternatively, this file may be used under the terms of the GNU General | |
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** file. Please review the following information to ensure the GNU General | |
** Public License version 3.0 requirements will be met: | |
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** $QT_END_LICENSE$ | |
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****************************************************************************/ | |
#ifndef QATOMIC_SYMBIAN_H | |
#define QATOMIC_SYMBIAN_H | |
#include <QtCore/qglobal.h> | |
#include <e32std.h> | |
QT_BEGIN_HEADER | |
QT_BEGIN_NAMESPACE | |
QT_MODULE(Core) | |
#define Q_ATOMIC_INT_REFERENCE_COUNTING_IS_SOMETIMES_NATIVE | |
inline bool QBasicAtomicInt::isReferenceCountingWaitFree() | |
{ return false; } | |
#define Q_ATOMIC_INT_TEST_AND_SET_IS_SOMETIMES_NATIVE | |
inline bool QBasicAtomicInt::isTestAndSetWaitFree() | |
{ return false; } | |
#define Q_ATOMIC_INT_FETCH_AND_STORE_IS_SOMETIMES_NATIVE | |
inline bool QBasicAtomicInt::isFetchAndStoreWaitFree() | |
{ return false; } | |
#define Q_ATOMIC_INT_FETCH_AND_ADD_IS_SOMETIMES_NATIVE | |
inline bool QBasicAtomicInt::isFetchAndAddWaitFree() | |
{ return false; } | |
#define Q_ATOMIC_POINTER_TEST_AND_SET_IS_SOMETIMES_NATIVE | |
Q_CORE_EXPORT bool QBasicAtomicPointer_isTestAndSetNative(); | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isTestAndSetNative() | |
{ return QBasicAtomicPointer_isTestAndSetNative(); } | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isTestAndSetWaitFree() | |
{ return false; } | |
#define Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_SOMETIMES_NATIVE | |
Q_CORE_EXPORT bool QBasicAtomicPointer_isFetchAndStoreNative(); | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndStoreNative() | |
{ return QBasicAtomicPointer_isFetchAndStoreNative(); } | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndStoreWaitFree() | |
{ return false; } | |
#define Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_SOMETIMES_NATIVE | |
Q_CORE_EXPORT bool QBasicAtomicPointer_isFetchAndAddNative(); | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndAddNative() | |
{ return QBasicAtomicPointer_isFetchAndAddNative(); } | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndAddWaitFree() | |
{ return false; } | |
Q_CORE_EXPORT bool QBasicAtomicInt_testAndSetOrdered(volatile int *, int, int); | |
Q_CORE_EXPORT int QBasicAtomicInt_fetchAndStoreOrdered(volatile int *, int); | |
Q_CORE_EXPORT int QBasicAtomicInt_fetchAndAddOrdered(volatile int *, int); | |
Q_CORE_EXPORT bool QBasicAtomicInt_testAndSetRelaxed(volatile int *, int, int); | |
Q_CORE_EXPORT int QBasicAtomicInt_fetchAndStoreRelaxed(volatile int *, int); | |
Q_CORE_EXPORT int QBasicAtomicInt_fetchAndAddRelaxed(volatile int *, int); | |
Q_CORE_EXPORT bool QBasicAtomicInt_testAndSetAcquire(volatile int *, int, int); | |
Q_CORE_EXPORT int QBasicAtomicInt_fetchAndStoreAcquire(volatile int *, int); | |
Q_CORE_EXPORT int QBasicAtomicInt_fetchAndAddAcquire(volatile int *, int); | |
Q_CORE_EXPORT bool QBasicAtomicInt_testAndSetRelease(volatile int *, int, int); | |
Q_CORE_EXPORT int QBasicAtomicInt_fetchAndStoreRelease(volatile int *, int); | |
Q_CORE_EXPORT int QBasicAtomicInt_fetchAndAddRelease(volatile int *, int); | |
Q_CORE_EXPORT bool QBasicAtomicPointer_testAndSetOrdered(void * volatile *, void *, void *); | |
Q_CORE_EXPORT void *QBasicAtomicPointer_fetchAndStoreOrdered(void * volatile *, void *); | |
Q_CORE_EXPORT void *QBasicAtomicPointer_fetchAndAddOrdered(void * volatile *, qptrdiff); | |
Q_CORE_EXPORT bool QBasicAtomicPointer_testAndSetRelaxed(void * volatile *, void *, void *); | |
Q_CORE_EXPORT void *QBasicAtomicPointer_fetchAndStoreRelaxed(void * volatile *, void *); | |
Q_CORE_EXPORT void *QBasicAtomicPointer_fetchAndAddRelaxed(void * volatile *, qptrdiff); | |
Q_CORE_EXPORT bool QBasicAtomicPointer_testAndSetAcquire(void * volatile *, void *, void *); | |
Q_CORE_EXPORT void *QBasicAtomicPointer_fetchAndStoreAcquire(void * volatile *, void *); | |
Q_CORE_EXPORT void *QBasicAtomicPointer_fetchAndAddAcquire(void * volatile *, qptrdiff); | |
Q_CORE_EXPORT bool QBasicAtomicPointer_testAndSetRelease(void * volatile *, void *, void *); | |
Q_CORE_EXPORT void *QBasicAtomicPointer_fetchAndStoreRelease(void * volatile *, void *); | |
Q_CORE_EXPORT void *QBasicAtomicPointer_fetchAndAddRelease(void * volatile *, qptrdiff); | |
// Reference counting | |
//LockedInc and LockedDec are machine coded for ARMv6 (and future proof) | |
inline bool QBasicAtomicInt::ref() | |
{ | |
int original = User::LockedInc((TInt&)_q_value); | |
return original != -1; | |
} | |
inline bool QBasicAtomicInt::deref() | |
{ | |
int original = User::LockedDec((TInt&)_q_value); | |
return original != 1; | |
} | |
// Test and set for integers | |
inline bool QBasicAtomicInt::testAndSetOrdered(int expectedValue, int newValue) | |
{ | |
return QBasicAtomicInt_testAndSetOrdered(&_q_value, expectedValue, newValue); | |
} | |
inline bool QBasicAtomicInt::testAndSetRelaxed(int expectedValue, int newValue) | |
{ | |
return QBasicAtomicInt_testAndSetRelaxed(&_q_value, expectedValue, newValue); | |
} | |
inline bool QBasicAtomicInt::testAndSetAcquire(int expectedValue, int newValue) | |
{ | |
return QBasicAtomicInt_testAndSetAcquire(&_q_value, expectedValue, newValue); | |
} | |
inline bool QBasicAtomicInt::testAndSetRelease(int expectedValue, int newValue) | |
{ | |
return QBasicAtomicInt_testAndSetRelease(&_q_value, expectedValue, newValue); | |
} | |
// Fetch and store for integers | |
inline int QBasicAtomicInt::fetchAndStoreOrdered(int newValue) | |
{ | |
return QBasicAtomicInt_fetchAndStoreOrdered(&_q_value, newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndStoreRelaxed(int newValue) | |
{ | |
return QBasicAtomicInt_fetchAndStoreRelaxed(&_q_value, newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndStoreAcquire(int newValue) | |
{ | |
return QBasicAtomicInt_fetchAndStoreAcquire(&_q_value, newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndStoreRelease(int newValue) | |
{ | |
return QBasicAtomicInt_fetchAndStoreRelease(&_q_value, newValue); | |
} | |
// Fetch and add for integers | |
inline int QBasicAtomicInt::fetchAndAddOrdered(int valueToAdd) | |
{ | |
return QBasicAtomicInt_fetchAndAddOrdered(&_q_value, valueToAdd); | |
} | |
inline int QBasicAtomicInt::fetchAndAddRelaxed(int valueToAdd) | |
{ | |
return QBasicAtomicInt_fetchAndAddRelaxed(&_q_value, valueToAdd); | |
} | |
inline int QBasicAtomicInt::fetchAndAddAcquire(int valueToAdd) | |
{ | |
return QBasicAtomicInt_fetchAndAddAcquire(&_q_value, valueToAdd); | |
} | |
inline int QBasicAtomicInt::fetchAndAddRelease(int valueToAdd) | |
{ | |
return QBasicAtomicInt_fetchAndAddRelease(&_q_value, valueToAdd); | |
} | |
// Test and set for pointers | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetOrdered(T *expectedValue, T *newValue) | |
{ | |
return QBasicAtomicPointer_testAndSetOrdered(reinterpret_cast<void * volatile *>(&_q_value), | |
expectedValue, newValue); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelaxed(T *expectedValue, T *newValue) | |
{ | |
return QBasicAtomicPointer_testAndSetRelaxed(reinterpret_cast<void * volatile *>(&_q_value), | |
expectedValue, newValue); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetAcquire(T *expectedValue, T *newValue) | |
{ | |
return QBasicAtomicPointer_testAndSetAcquire(reinterpret_cast<void * volatile *>(&_q_value), | |
expectedValue, newValue); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelease(T *expectedValue, T *newValue) | |
{ | |
return QBasicAtomicPointer_testAndSetRelease(reinterpret_cast<void * volatile *>(&_q_value), | |
expectedValue, newValue); | |
} | |
// Fetch and store for pointers | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreOrdered(T *newValue) | |
{ | |
return static_cast<T*>(QBasicAtomicPointer_fetchAndStoreOrdered( | |
reinterpret_cast<void * volatile *>(&_q_value) | |
, newValue)); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelaxed(T *newValue) | |
{ | |
return static_cast<T*>(QBasicAtomicPointer_fetchAndStoreRelaxed( | |
reinterpret_cast<void * volatile *>(&_q_value) | |
, newValue)); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreAcquire(T *newValue) | |
{ | |
return static_cast<T*>(QBasicAtomicPointer_fetchAndStoreAcquire( | |
reinterpret_cast<void * volatile *>(&_q_value) | |
, newValue)); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelease(T *newValue) | |
{ | |
return static_cast<T*>(QBasicAtomicPointer_fetchAndStoreRelease( | |
reinterpret_cast<void * volatile *>(&_q_value) | |
, newValue)); | |
} | |
// Fetch and add for pointers | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddOrdered(qptrdiff valueToAdd) | |
{ | |
return static_cast<T*>(QBasicAtomicPointer_fetchAndAddOrdered( | |
reinterpret_cast<void * volatile *>(&_q_value), | |
valueToAdd * sizeof(T))); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelaxed(qptrdiff valueToAdd) | |
{ | |
return static_cast<T*>(QBasicAtomicPointer_fetchAndAddRelaxed( | |
reinterpret_cast<void * volatile *>(&_q_value), | |
valueToAdd * sizeof(T))); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddAcquire(qptrdiff valueToAdd) | |
{ | |
return static_cast<T*>(QBasicAtomicPointer_fetchAndAddAcquire( | |
reinterpret_cast<void * volatile *>(&_q_value), | |
valueToAdd * sizeof(T))); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelease(qptrdiff valueToAdd) | |
{ | |
return static_cast<T*>(QBasicAtomicPointer_fetchAndAddRelease( | |
reinterpret_cast<void * volatile *>(&_q_value), | |
valueToAdd * sizeof(T))); | |
} | |
QT_END_NAMESPACE | |
QT_END_HEADER | |
#endif // QATOMIC_SYMBIAN_H |