/**************************************************************************** | |
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** This file is part of the QtCore module of the Qt Toolkit. | |
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** rights. These rights are described in the Nokia Qt LGPL Exception | |
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. | |
** | |
** 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 | |
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****************************************************************************/ | |
#ifndef QATOMIC_SPARC_H | |
#define QATOMIC_SPARC_H | |
QT_BEGIN_HEADER | |
QT_BEGIN_NAMESPACE | |
#if defined(_LP64) | |
#define Q_ATOMIC_INT_REFERENCE_COUNTING_IS_ALWAYS_NATIVE | |
inline bool QBasicAtomicInt::isReferenceCountingNative() | |
{ return true; } | |
inline bool QBasicAtomicInt::isReferenceCountingWaitFree() | |
{ return false; } | |
#define Q_ATOMIC_INT_TEST_AND_SET_IS_ALWAYS_NATIVE | |
#define Q_ATOMIC_INT_TEST_AND_SET_IS_WAIT_FREE | |
inline bool QBasicAtomicInt::isTestAndSetNative() | |
{ return true; } | |
inline bool QBasicAtomicInt::isTestAndSetWaitFree() | |
{ return true; } | |
#define Q_ATOMIC_INT_FETCH_AND_STORE_IS_ALWAYS_NATIVE | |
#define Q_ATOMIC_INT_FETCH_AND_STORE_IS_WAIT_FREE | |
inline bool QBasicAtomicInt::isFetchAndStoreNative() | |
{ return true; } | |
inline bool QBasicAtomicInt::isFetchAndStoreWaitFree() | |
{ return true; } | |
#define Q_ATOMIC_INT_FETCH_AND_ADD_IS_ALWAYS_NATIVE | |
inline bool QBasicAtomicInt::isFetchAndAddNative() | |
{ return true; } | |
inline bool QBasicAtomicInt::isFetchAndAddWaitFree() | |
{ return false; } | |
#define Q_ATOMIC_POINTER_TEST_AND_SET_IS_ALWAYS_NATIVE | |
#define Q_ATOMIC_POINTER_TEST_AND_SET_IS_WAIT_FREE | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isTestAndSetNative() | |
{ return true; } | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isTestAndSetWaitFree() | |
{ return true; } | |
#define Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_ALWAYS_NATIVE | |
#define Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_WAIT_FREE | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndStoreNative() | |
{ return true; } | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndStoreWaitFree() | |
{ return true; } | |
#define Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_ALWAYS_NATIVE | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndAddNative() | |
{ return true; } | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndAddWaitFree() | |
{ return false; } | |
extern "C" { | |
Q_CORE_EXPORT int q_atomic_increment(volatile int *ptr); | |
Q_CORE_EXPORT int q_atomic_decrement(volatile int *ptr); | |
Q_CORE_EXPORT int q_atomic_test_and_set_int(volatile int *ptr, int expected, int newval); | |
Q_CORE_EXPORT int q_atomic_test_and_set_acquire_int(volatile int *ptr, | |
int expected, | |
int newval); | |
Q_CORE_EXPORT int q_atomic_test_and_set_release_int(volatile int *ptr, | |
int expected, | |
int newval); | |
Q_CORE_EXPORT int q_atomic_set_int(volatile int *ptr, int newval); | |
Q_CORE_EXPORT int q_atomic_fetch_and_store_acquire_int(volatile int *ptr, int newval); | |
Q_CORE_EXPORT int q_atomic_fetch_and_store_release_int(volatile int *ptr, int newval); | |
Q_CORE_EXPORT int q_atomic_fetch_and_add_int(volatile int *ptr, int value); | |
Q_CORE_EXPORT int q_atomic_fetch_and_add_acquire_int(volatile int *ptr, int value); | |
Q_CORE_EXPORT int q_atomic_fetch_and_add_release_int(volatile int *ptr, int value); | |
Q_CORE_EXPORT int q_atomic_test_and_set_ptr(volatile void *ptr, void *expected, void *newval); | |
Q_CORE_EXPORT int q_atomic_test_and_set_acquire_ptr(volatile void *ptr, | |
void *expected, | |
void *newval); | |
Q_CORE_EXPORT int q_atomic_test_and_set_release_ptr(volatile void *ptr, | |
void *expected, | |
void *newval); | |
Q_CORE_EXPORT void *q_atomic_set_ptr(volatile void *ptr, void *newval); | |
Q_CORE_EXPORT void *q_atomic_fetch_and_store_acquire_ptr(volatile void *ptr, void *newval); | |
Q_CORE_EXPORT void *q_atomic_fetch_and_store_release_ptr(volatile void *ptr, void *newval); | |
Q_CORE_EXPORT void *q_atomic_fetch_and_add_ptr(volatile void *ptr, int value); | |
Q_CORE_EXPORT void *q_atomic_fetch_and_add_acquire_ptr(volatile void *ptr, int value); | |
Q_CORE_EXPORT void *q_atomic_fetch_and_add_release_ptr(volatile void *ptr, int value); | |
} | |
inline bool QBasicAtomicInt::ref() | |
{ | |
return fetchAndAddRelaxed(1) != -1; | |
} | |
inline bool QBasicAtomicInt::deref() | |
{ | |
return fetchAndAddRelaxed(-1) != 1; | |
} | |
inline bool QBasicAtomicInt::testAndSetRelaxed(int expectedValue, int newValue) | |
{ | |
return q_atomic_test_and_set_int(&_q_value, expectedValue, newValue) != 0; | |
} | |
inline bool QBasicAtomicInt::testAndSetAcquire(int expectedValue, int newValue) | |
{ | |
return q_atomic_test_and_set_acquire_int(&_q_value, expectedValue, newValue) != 0; | |
} | |
inline bool QBasicAtomicInt::testAndSetRelease(int expectedValue, int newValue) | |
{ | |
return q_atomic_test_and_set_release_int(&_q_value, expectedValue, newValue) != 0; | |
} | |
inline bool QBasicAtomicInt::testAndSetOrdered(int expectedValue, int newValue) | |
{ | |
return q_atomic_test_and_set_acquire_int(&_q_value, expectedValue, newValue) != 0; | |
} | |
inline int QBasicAtomicInt::fetchAndStoreRelaxed(int newValue) | |
{ | |
return q_atomic_set_int(&_q_value, newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndStoreAcquire(int newValue) | |
{ | |
return q_atomic_fetch_and_store_acquire_int(&_q_value, newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndStoreRelease(int newValue) | |
{ | |
return q_atomic_fetch_and_store_release_int(&_q_value, newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndStoreOrdered(int newValue) | |
{ | |
return q_atomic_fetch_and_store_acquire_int(&_q_value, newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndAddRelaxed(int newValue) | |
{ | |
return q_atomic_fetch_and_add_int(&_q_value, newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndAddAcquire(int newValue) | |
{ | |
return q_atomic_fetch_and_add_acquire_int(&_q_value, newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndAddRelease(int newValue) | |
{ | |
return q_atomic_fetch_and_add_release_int(&_q_value, newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndAddOrdered(int newValue) | |
{ | |
return q_atomic_fetch_and_add_acquire_int(&_q_value, newValue); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelaxed(T *expectedValue, T *newValue) | |
{ | |
return q_atomic_test_and_set_ptr(&_q_value, expectedValue, newValue) != 0; | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetAcquire(T *expectedValue, T *newValue) | |
{ | |
return q_atomic_test_and_set_acquire_ptr(&_q_value, expectedValue, newValue) != 0; | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelease(T *expectedValue, T *newValue) | |
{ | |
return q_atomic_test_and_set_release_ptr(&_q_value, expectedValue, newValue) != 0; | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetOrdered(T *expectedValue, T *newValue) | |
{ | |
return q_atomic_test_and_set_acquire_ptr(&_q_value, expectedValue, newValue) != 0; | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelaxed(T *newValue) | |
{ | |
return reinterpret_cast<T *>(q_atomic_set_ptr(&_q_value, newValue)); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreAcquire(T *newValue) | |
{ | |
return reinterpret_cast<T *>(q_atomic_fetch_and_store_acquire_ptr(&_q_value, newValue)); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelease(T *newValue) | |
{ | |
return reinterpret_cast<T *>(q_atomic_fetch_and_store_release_ptr(&_q_value, newValue)); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreOrdered(T *newValue) | |
{ | |
return reinterpret_cast<T *>(q_atomic_fetch_and_store_acquire_ptr(&_q_value, newValue)); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelaxed(qptrdiff valueToAdd) | |
{ | |
return reinterpret_cast<T *>(q_atomic_fetch_and_add_ptr(&_q_value, valueToAdd * sizeof(T))); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE | |
T *QBasicAtomicPointer<T>::fetchAndAddAcquire(qptrdiff valueToAdd) | |
{ | |
return reinterpret_cast<T *>(q_atomic_fetch_and_add_acquire_ptr(&_q_value, valueToAdd * sizeof(T))); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelease(qptrdiff valueToAdd) | |
{ | |
return reinterpret_cast<T *>(q_atomic_fetch_and_add_release_ptr(&_q_value, valueToAdd * sizeof(T))); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddOrdered(qptrdiff valueToAdd) | |
{ | |
return reinterpret_cast<T *>(q_atomic_fetch_and_add_acquire_ptr(&_q_value, valueToAdd * sizeof(T))); | |
} | |
#else | |
#define Q_ATOMIC_INT_REFERENCE_COUNTING_IS_NOT_NATIVE | |
inline bool QBasicAtomicInt::isReferenceCountingNative() | |
{ return false; } | |
inline bool QBasicAtomicInt::isReferenceCountingWaitFree() | |
{ return false; } | |
#define Q_ATOMIC_INT_TEST_AND_SET_IS_NOT_NATIVE | |
inline bool QBasicAtomicInt::isTestAndSetNative() | |
{ return false; } | |
inline bool QBasicAtomicInt::isTestAndSetWaitFree() | |
{ return false; } | |
#define Q_ATOMIC_INT_FETCH_AND_STORE_IS_ALWAYS_NATIVE | |
#define Q_ATOMIC_INT_FETCH_AND_STORE_IS_WAIT_FREE | |
inline bool QBasicAtomicInt::isFetchAndStoreNative() | |
{ return true; } | |
inline bool QBasicAtomicInt::isFetchAndStoreWaitFree() | |
{ return true; } | |
#define Q_ATOMIC_INT_FETCH_AND_ADD_IS_NOT_NATIVE | |
inline bool QBasicAtomicInt::isFetchAndAddNative() | |
{ return false; } | |
inline bool QBasicAtomicInt::isFetchAndAddWaitFree() | |
{ return false; } | |
#define Q_ATOMIC_POINTER_TEST_AND_SET_IS_NOT_NATIVE | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isTestAndSetNative() | |
{ return false; } | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isTestAndSetWaitFree() | |
{ return false; } | |
#define Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_ALWAYS_NATIVE | |
#define Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_WAIT_FREE | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndStoreNative() | |
{ return true; } | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndStoreWaitFree() | |
{ return true; } | |
#define Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_NOT_NATIVE | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndAddNative() | |
{ return false; } | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndAddWaitFree() | |
{ return false; } | |
extern "C" { | |
Q_CORE_EXPORT int q_atomic_lock_int(volatile int *addr); | |
Q_CORE_EXPORT int q_atomic_lock_ptr(volatile void *addr); | |
Q_CORE_EXPORT void q_atomic_unlock(volatile void *addr, int value); | |
Q_CORE_EXPORT int q_atomic_set_int(volatile int *ptr, int newval); | |
Q_CORE_EXPORT void *q_atomic_set_ptr(volatile void *ptr, void *newval); | |
} // extern "C" | |
inline bool QBasicAtomicInt::ref() | |
{ | |
const int val = q_atomic_lock_int(&_q_value); | |
q_atomic_unlock(&_q_value, val + 1); | |
return val != -1; | |
} | |
inline bool QBasicAtomicInt::deref() | |
{ | |
const int val = q_atomic_lock_int(&_q_value); | |
q_atomic_unlock(&_q_value, val - 1); | |
return val != 1; | |
} | |
inline bool QBasicAtomicInt::testAndSetOrdered(int expectedValue, int newValue) | |
{ | |
int val = q_atomic_lock_int(&_q_value); | |
if (val == expectedValue) { | |
q_atomic_unlock(&_q_value, newValue); | |
return true; | |
} | |
q_atomic_unlock(&_q_value, val); | |
return false; | |
} | |
inline bool QBasicAtomicInt::testAndSetRelaxed(int expectedValue, int newValue) | |
{ | |
return testAndSetOrdered(expectedValue, newValue); | |
} | |
inline bool QBasicAtomicInt::testAndSetAcquire(int expectedValue, int newValue) | |
{ | |
return testAndSetOrdered(expectedValue, newValue); | |
} | |
inline bool QBasicAtomicInt::testAndSetRelease(int expectedValue, int newValue) | |
{ | |
return testAndSetOrdered(expectedValue, newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndStoreOrdered(int newValue) | |
{ | |
return q_atomic_set_int(&_q_value, newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndStoreRelaxed(int newValue) | |
{ | |
return fetchAndStoreOrdered(newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndStoreAcquire(int newValue) | |
{ | |
return fetchAndStoreOrdered(newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndStoreRelease(int newValue) | |
{ | |
return fetchAndStoreOrdered(newValue); | |
} | |
inline int QBasicAtomicInt::fetchAndAddOrdered(int valueToAdd) | |
{ | |
const int originalValue = q_atomic_lock_int(&_q_value); | |
q_atomic_unlock(&_q_value, originalValue + valueToAdd); | |
return originalValue; | |
} | |
inline int QBasicAtomicInt::fetchAndAddRelaxed(int valueToAdd) | |
{ | |
return fetchAndAddOrdered(valueToAdd); | |
} | |
inline int QBasicAtomicInt::fetchAndAddAcquire(int valueToAdd) | |
{ | |
return fetchAndAddOrdered(valueToAdd); | |
} | |
inline int QBasicAtomicInt::fetchAndAddRelease(int valueToAdd) | |
{ | |
return fetchAndAddOrdered(valueToAdd); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetOrdered(T *expectedValue, T *newValue) | |
{ | |
T *val = reinterpret_cast<T *>(q_atomic_lock_ptr(&_q_value)); | |
if (val == expectedValue) { | |
q_atomic_unlock(&_q_value, reinterpret_cast<int>(newValue)); | |
return true; | |
} | |
q_atomic_unlock(&_q_value, reinterpret_cast<int>(val)); | |
return false; | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelaxed(T *expectedValue, T *newValue) | |
{ | |
return testAndSetOrdered(expectedValue, newValue); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetAcquire(T *expectedValue, T *newValue) | |
{ | |
return testAndSetOrdered(expectedValue, newValue); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelease(T *expectedValue, T *newValue) | |
{ | |
return testAndSetOrdered(expectedValue, newValue); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreOrdered(T *newValue) | |
{ | |
return reinterpret_cast<T *>(q_atomic_set_ptr(&_q_value, newValue)); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelaxed(T *newValue) | |
{ | |
return fetchAndStoreOrdered(newValue); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreAcquire(T *newValue) | |
{ | |
return fetchAndStoreOrdered(newValue); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelease(T *newValue) | |
{ | |
return fetchAndStoreOrdered(newValue); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddOrdered(qptrdiff valueToAdd) | |
{ | |
T *originalValue = reinterpret_cast<T *>(q_atomic_lock_ptr(&_q_value)); | |
q_atomic_unlock(&_q_value, int(originalValue + valueToAdd)); | |
return originalValue; | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelaxed(qptrdiff valueToAdd) | |
{ | |
return fetchAndAddOrdered(valueToAdd); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddAcquire(qptrdiff valueToAdd) | |
{ | |
return fetchAndAddOrdered(valueToAdd); | |
} | |
template <typename T> | |
Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelease(qptrdiff valueToAdd) | |
{ | |
return fetchAndAddOrdered(valueToAdd); | |
} | |
#endif // _LP64 | |
QT_END_NAMESPACE | |
QT_END_HEADER | |
#endif // QATOMIC_SPARC_H |