diff options
author | Thiago Macieira <thiago@kde.org> | 2011-07-31 17:20:09 -0300 |
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committer | Qt by Nokia <qt-info@nokia.com> | 2012-01-06 19:24:23 +0100 |
commit | c87bf2e8e63bed112456e8c5a501728fd093a4e6 (patch) | |
tree | 70cd441be4d65483a70ae3b7a0dbdedfdefb1225 /src/corelib/thread/qbasicatomic.h | |
parent | 50e18de5161633802a88bd405b7c33cfcaaca3f7 (diff) |
Copy qbasicatomic.h to qoldbasicatomic.h
Change-Id: I15df58f9dc29189419f8cbc0ce47bf11e9f17cf4
Reviewed-by: Bradley T. Hughes <bradley.hughes@nokia.com>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Diffstat (limited to 'src/corelib/thread/qbasicatomic.h')
-rw-r--r-- | src/corelib/thread/qbasicatomic.h | 175 |
1 files changed, 0 insertions, 175 deletions
diff --git a/src/corelib/thread/qbasicatomic.h b/src/corelib/thread/qbasicatomic.h deleted file mode 100644 index 2f952c9e0a..0000000000 --- a/src/corelib/thread/qbasicatomic.h +++ /dev/null @@ -1,175 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 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. -** -** $QT_BEGIN_LICENSE:LGPL$ -** GNU Lesser General Public License Usage -** 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. -** -** Other Usage -** Alternatively, this file may be used in accordance with the terms and -** conditions contained in a signed written agreement between you and Nokia. -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QBASICATOMIC_H -#define QBASICATOMIC_H - -#include <QtCore/qglobal.h> - -QT_BEGIN_HEADER - -QT_BEGIN_NAMESPACE - -QT_MODULE(Core) - -class Q_CORE_EXPORT QBasicAtomicInt -{ -public: -#ifdef QT_ARCH_PARISC - int _q_lock[4]; -#endif -#if defined(QT_ARCH_WINDOWS) || defined(QT_ARCH_WINDOWSCE) - union { // needed for Q_BASIC_ATOMIC_INITIALIZER - volatile long _q_value; - }; -#else - volatile int _q_value; -#endif - - // Atomic API, implemented in qatomic_XXX.h - - int load() const { return _q_value; } - int loadAcquire() { return _q_value; } - void store(int newValue) { _q_value = newValue; } - void storeRelease(int newValue) { _q_value = newValue; } - - static bool isReferenceCountingNative(); - static bool isReferenceCountingWaitFree(); - - bool ref(); - bool deref(); - - static bool isTestAndSetNative(); - static bool isTestAndSetWaitFree(); - - bool testAndSetRelaxed(int expectedValue, int newValue); - bool testAndSetAcquire(int expectedValue, int newValue); - bool testAndSetRelease(int expectedValue, int newValue); - bool testAndSetOrdered(int expectedValue, int newValue); - - static bool isFetchAndStoreNative(); - static bool isFetchAndStoreWaitFree(); - - int fetchAndStoreRelaxed(int newValue); - int fetchAndStoreAcquire(int newValue); - int fetchAndStoreRelease(int newValue); - int fetchAndStoreOrdered(int newValue); - - static bool isFetchAndAddNative(); - static bool isFetchAndAddWaitFree(); - - int fetchAndAddRelaxed(int valueToAdd); - int fetchAndAddAcquire(int valueToAdd); - int fetchAndAddRelease(int valueToAdd); - int fetchAndAddOrdered(int valueToAdd); -}; - -template <typename T> -class QBasicAtomicPointer -{ -public: -#ifdef QT_ARCH_PARISC - int _q_lock[4]; -#endif -#if defined(QT_ARCH_WINDOWS) || defined(QT_ARCH_WINDOWSCE) - union { - T * volatile _q_value; -# if !defined(Q_OS_WINCE) && !defined(__i386__) && !defined(_M_IX86) - qint64 -# else - long -# endif - volatile _q_value_integral; - }; -#else - T * volatile _q_value; -#endif - - // Atomic API, implemented in qatomic_XXX.h - - T *load() const { return _q_value; } - T *loadAcquire() { return _q_value; } - void store(T *newValue) { _q_value = newValue; } - void storeRelease(T *newValue) { _q_value = newValue; } - - static bool isTestAndSetNative(); - static bool isTestAndSetWaitFree(); - - bool testAndSetRelaxed(T *expectedValue, T *newValue); - bool testAndSetAcquire(T *expectedValue, T *newValue); - bool testAndSetRelease(T *expectedValue, T *newValue); - bool testAndSetOrdered(T *expectedValue, T *newValue); - - static bool isFetchAndStoreNative(); - static bool isFetchAndStoreWaitFree(); - - T *fetchAndStoreRelaxed(T *newValue); - T *fetchAndStoreAcquire(T *newValue); - T *fetchAndStoreRelease(T *newValue); - T *fetchAndStoreOrdered(T *newValue); - - static bool isFetchAndAddNative(); - static bool isFetchAndAddWaitFree(); - - T *fetchAndAddRelaxed(qptrdiff valueToAdd); - T *fetchAndAddAcquire(qptrdiff valueToAdd); - T *fetchAndAddRelease(qptrdiff valueToAdd); - T *fetchAndAddOrdered(qptrdiff valueToAdd); -}; - -#ifdef QT_ARCH_PARISC -# define Q_BASIC_ATOMIC_INITIALIZER(a) {{-1,-1,-1,-1},(a)} -#elif defined(QT_ARCH_WINDOWS) || defined(QT_ARCH_WINDOWSCE) -# define Q_BASIC_ATOMIC_INITIALIZER(a) { {(a)} } -#else -# define Q_BASIC_ATOMIC_INITIALIZER(a) { (a) } -#endif - -QT_END_NAMESPACE -QT_END_HEADER - -#if defined(QT_MOC) || defined(QT_BUILD_QMAKE) || defined(QT_RCC) || defined(QT_UIC) || defined(QT_BOOTSTRAPPED) -# include <QtCore/qatomic_bootstrap.h> -#else -# include <QtCore/qatomic_arch.h> -#endif - -#endif // QBASIC_ATOMIC |