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Diffstat (limited to 'src/corelib/arch/qatomic_unix.h')
-rw-r--r-- | src/corelib/arch/qatomic_unix.h | 150 |
1 files changed, 0 insertions, 150 deletions
diff --git a/src/corelib/arch/qatomic_unix.h b/src/corelib/arch/qatomic_unix.h deleted file mode 100644 index e686b3d00e..0000000000 --- a/src/corelib/arch/qatomic_unix.h +++ /dev/null @@ -1,150 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QATOMIC_UNIX_H -#define QATOMIC_UNIX_H - -#include <QtCore/qgenericatomic.h> - -QT_BEGIN_NAMESPACE - -#if 0 -// silence syncqt warnings -QT_END_NAMESPACE -#pragma qt_sync_skip_header_check -#pragma qt_sync_stop_processing -#endif - -#define Q_ATOMIC_INT_REFERENCE_COUNTING_IS_NOT_NATIVE -#define Q_ATOMIC_INT_TEST_AND_SET_IS_NOT_NATIVE -#define Q_ATOMIC_INT_FETCH_AND_STORE_IS_NOT_NATIVE -#define Q_ATOMIC_INT_FETCH_AND_ADD_IS_NOT_NATIVE - -#define Q_ATOMIC_INT32_IS_SUPPORTED -#define Q_ATOMIC_INT32_REFERENCE_COUNTING_IS_NOT_NATIVE -#define Q_ATOMIC_INT32_TEST_AND_SET_IS_NOT_NATIVE -#define Q_ATOMIC_INT32_FETCH_AND_STORE_IS_NOT_NATIVE -#define Q_ATOMIC_INT32_FETCH_AND_ADD_IS_NOT_NATIVE - -#define Q_ATOMIC_INT64_IS_SUPPORTED -#define Q_ATOMIC_INT64_REFERENCE_COUNTING_IS_NOT_NATIVE -#define Q_ATOMIC_INT64_TEST_AND_SET_IS_NOT_NATIVE -#define Q_ATOMIC_INT64_FETCH_AND_STORE_IS_NOT_NATIVE -#define Q_ATOMIC_INT64_FETCH_AND_ADD_IS_NOT_NATIVE - -#define Q_ATOMIC_POINTER_TEST_AND_SET_IS_NOT_NATIVE -#define Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_NOT_NATIVE -#define Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_NOT_NATIVE - -// No definition, needs specialization -template <typename T> struct QAtomicOps; - -// 32-bit version -template <> -struct QAtomicOps<int> : QGenericAtomicOps<QAtomicOps<int> > -{ - typedef int Type; - - static inline Q_DECL_CONSTEXPR bool isTestAndSetNative() Q_DECL_NOTHROW { return false; } - static inline Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() Q_DECL_NOTHROW { return false; } - Q_CORE_EXPORT static bool testAndSetRelaxed(int &_q_value, int expectedValue, int newValue) Q_DECL_NOTHROW; -}; - -// 64-bit version -template <> -struct QAtomicOps<long long> : QGenericAtomicOps<QAtomicOps<long long> > -{ - typedef long long Type; - - static inline Q_DECL_CONSTEXPR bool isTestAndSetNative() Q_DECL_NOTHROW { return false; } - static inline Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() Q_DECL_NOTHROW { return false; } - Q_CORE_EXPORT static bool testAndSetRelaxed(Type &_q_value, Type expectedValue, Type newValue) Q_DECL_NOTHROW; -}; - -// pointer version -template <> -struct QAtomicOps<void *> : QGenericAtomicOps<QAtomicOps<void *> > -{ - typedef void *Type; - - static inline Q_DECL_CONSTEXPR bool isTestAndSetNative() Q_DECL_NOTHROW { return false; } - static inline Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() Q_DECL_NOTHROW { return false; } - Q_CORE_EXPORT static bool testAndSetRelaxed(void *&_q_value, void *expectedValue, void *newValue) Q_DECL_NOTHROW; -}; - -template <typename T> -struct QAtomicOps<T *> : QGenericAtomicOps<QAtomicOps<T *> > -{ - typedef T *Type; - - // helper to strip cv qualifiers - static inline void *nocv(const T *p) { return const_cast<void *>(static_cast<const volatile void *>(p)); } - - static inline Q_DECL_CONSTEXPR bool isTestAndSetNative() Q_DECL_NOTHROW { return false; } - static inline Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() Q_DECL_NOTHROW { return false; } - static inline bool testAndSetRelaxed(T *&_q_value, T *expectedValue, T *newValue) Q_DECL_NOTHROW - { - // forward to the void* specialization - void *voidp = nocv(_q_value); - bool returnValue = QAtomicOps<void *>::testAndSetRelaxed(voidp, nocv(expectedValue), nocv(newValue)); - _q_value = reinterpret_cast<T *>(voidp); - return returnValue; - } -}; - -// 32- and 64-bit unsigned versions -template <> struct QAtomicOps<unsigned> : QAtomicOps<int> -{ - typedef unsigned Type; - Q_CORE_EXPORT static bool testAndSetRelaxed(Type &_q_value, Type expectedValue, Type newValue) Q_DECL_NOTHROW - { - return QAtomicOps<int>::testAndSetRelaxed(reinterpret_cast<int &>(_q_value), int(expectedValue), int(newValue)); - } -}; -template <> struct QAtomicOps<unsigned long long> : QAtomicOps<long long> -{ - typedef unsigned long longType; - Q_CORE_EXPORT static bool testAndSetRelaxed(Type &_q_value, Type expectedValue, Type newValue) Q_DECL_NOTHROW - { - return QAtomicOps<long long>::testAndSetRelaxed(reinterpret_cast<long long &>(_q_value), int(expectedValue), int(newValue)); - } -}; - -QT_END_NAMESPACE -#endif // QATOMIC_UNIX_H |