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Diffstat (limited to 'qtinterface/qt4/Qt/qatomic_sparc.h')
| -rw-r--r-- | qtinterface/qt4/Qt/qatomic_sparc.h | 525 |
1 files changed, 525 insertions, 0 deletions
diff --git a/qtinterface/qt4/Qt/qatomic_sparc.h b/qtinterface/qt4/Qt/qatomic_sparc.h new file mode 100644 index 0000000..e9024bb --- /dev/null +++ b/qtinterface/qt4/Qt/qatomic_sparc.h @@ -0,0 +1,525 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial Usage +** Licensees holding valid Qt Commercial licenses may use this file in +** accordance with the Qt Commercial License Agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Nokia. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain additional +** 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 Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you have questions regarding the use of this file, please contact +** Nokia at qt-info@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#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 |