diff options
Diffstat (limited to 'meta/recipes-qt/qt4/qt4-4.8.6/0030-aarch64_arm64_qatomic_support.patch')
-rw-r--r-- | meta/recipes-qt/qt4/qt4-4.8.6/0030-aarch64_arm64_qatomic_support.patch | 491 |
1 files changed, 491 insertions, 0 deletions
diff --git a/meta/recipes-qt/qt4/qt4-4.8.6/0030-aarch64_arm64_qatomic_support.patch b/meta/recipes-qt/qt4/qt4-4.8.6/0030-aarch64_arm64_qatomic_support.patch new file mode 100644 index 0000000000..ba4c2a6b4f --- /dev/null +++ b/meta/recipes-qt/qt4/qt4-4.8.6/0030-aarch64_arm64_qatomic_support.patch @@ -0,0 +1,491 @@ +From 294010b562c9846bb2bc4ee9c63ff78adc7c1f4f Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Lisandro=20Dami=C3=A1n=20Nicanor=20P=C3=A9rez=20Meyer?= + <perezmeyer@gmail.com> +Date: Sat, 15 Mar 2014 15:40:49 -0300 +Subject: [PATCH] Add qatomic support for AArch64 (aka arm64). + +Patch by Mark Salter <msalter@redhat.com> +licensed under BSD: + +<https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=735488#195> + +This patch is known to not be the most correct way +to implement them, as it seems to be possible to do it in a faster way, +but should work non the less until we can provide something better. + +Change-Id: Ib392b27dc54691fd4c2ea9896240ad71fb8128cc + + +Upstream-Status: Pending + +Signed-off-by: Kai Kang <kai.kang@windriver.com> + +--- + src/corelib/arch/aarch64/arch.pri | 4 + + src/corelib/arch/aarch64/qatomic_aarch64.cpp | 70 ++++++ + src/corelib/arch/arch.pri | 4 +- + src/corelib/arch/qatomic_aarch64.h | 335 +++++++++++++++++++++++++++ + src/corelib/arch/qatomic_arch.h | 2 + + 5 files changed, 414 insertions(+), 1 deletion(-) + create mode 100644 src/corelib/arch/aarch64/arch.pri + create mode 100644 src/corelib/arch/aarch64/qatomic_aarch64.cpp + create mode 100644 src/corelib/arch/qatomic_aarch64.h + +diff --git a/src/corelib/arch/aarch64/arch.pri b/src/corelib/arch/aarch64/arch.pri +new file mode 100644 +index 0000000..63523d9 +--- /dev/null ++++ b/src/corelib/arch/aarch64/arch.pri +@@ -0,0 +1,4 @@ ++# ++# AArch64 architecture ++# ++SOURCES += $$QT_ARCH_CPP/qatomic_aarch64.cpp +diff --git a/src/corelib/arch/aarch64/qatomic_aarch64.cpp b/src/corelib/arch/aarch64/qatomic_aarch64.cpp +new file mode 100644 +index 0000000..fc851b9 +--- /dev/null ++++ b/src/corelib/arch/aarch64/qatomic_aarch64.cpp +@@ -0,0 +1,70 @@ ++/**************************************************************************** ++** ++** Copyright (C) 2012, 2013 Digia Plc and/or its subsidiary(-ies). ++** Contact: http://www.qt-project.org/legal ++** ++** 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 Digia. For licensing terms and ++** conditions see http://qt.digia.com/licensing. For further information ++** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional ++** rights. These rights are described in the Digia 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. ++** ++** ++** $QT_END_LICENSE$ ++** ++****************************************************************************/ ++ ++#include <QtCore/qglobal.h> ++ ++#include <unistd.h> ++#ifdef _POSIX_PRIORITY_SCHEDULING ++# include <sched.h> ++#endif ++#include <time.h> ++ ++QT_BEGIN_NAMESPACE ++ ++QT_USE_NAMESPACE ++ ++Q_CORE_EXPORT void qt_atomic_yield(int *count) ++{ ++#ifdef _POSIX_PRIORITY_SCHEDULING ++ if ((*count)++ < 50) { ++ sched_yield(); ++ } else ++#endif ++ { ++ struct timespec tm; ++ tm.tv_sec = 0; ++ tm.tv_nsec = 2000001; ++ nanosleep(&tm, NULL); ++ *count = 0; ++ } ++} ++ ++QT_END_NAMESPACE +diff --git a/src/corelib/arch/arch.pri b/src/corelib/arch/arch.pri +index cd23e5e..f50fca7 100644 +--- a/src/corelib/arch/arch.pri ++++ b/src/corelib/arch/arch.pri +@@ -31,7 +31,9 @@ integrity:HEADERS += arch/qatomic_integrity.h + arch/qatomic_s390.h \ + arch/qatomic_x86_64.h \ + arch/qatomic_sh.h \ +- arch/qatomic_sh4a.h ++ arch/qatomic_sh4a.h \ ++ arch/qatomic_aarch64.h \ ++ + + QT_ARCH_CPP = $$QT_SOURCE_TREE/src/corelib/arch/$$QT_ARCH + DEPENDPATH += $$QT_ARCH_CPP +diff --git a/src/corelib/arch/qatomic_aarch64.h b/src/corelib/arch/qatomic_aarch64.h +new file mode 100644 +index 0000000..de61ca8 +--- /dev/null ++++ b/src/corelib/arch/qatomic_aarch64.h +@@ -0,0 +1,335 @@ ++/**************************************************************************** ++** ++** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). ++** Contact: http://www.qt-project.org/legal ++** ++** 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 Digia. For licensing terms and ++** conditions see http://qt.digia.com/licensing. For further information ++** use the contact form at http://qt.digia.com/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 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, Digia gives you certain additional ++** rights. These rights are described in the Digia 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. ++** ++** ++** $QT_END_LICENSE$ ++** ++****************************************************************************/ ++ ++#ifndef QATOMIC_AARCH64_H ++#define QATOMIC_AARCH64_H ++ ++QT_BEGIN_HEADER ++ ++QT_BEGIN_NAMESPACE ++ ++#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 ++ ++inline bool QBasicAtomicInt::isTestAndSetNative() ++{ return true; } ++inline bool QBasicAtomicInt::isTestAndSetWaitFree() ++{ return false; } ++ ++#define Q_ATOMIC_INT_FETCH_AND_STORE_IS_ALWAYS_NATIVE ++ ++inline bool QBasicAtomicInt::isFetchAndStoreNative() ++{ return true; } ++inline bool QBasicAtomicInt::isFetchAndStoreWaitFree() ++{ return false; } ++ ++#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 ++ ++template <typename T> ++Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isTestAndSetNative() ++{ return true; } ++template <typename T> ++Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isTestAndSetWaitFree() ++{ return false; } ++ ++#define Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_ALWAYS_NATIVE ++ ++template <typename T> ++Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndStoreNative() ++{ return true; } ++template <typename T> ++Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndStoreWaitFree() ++{ return false; } ++ ++#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; } ++ ++#ifndef Q_DATA_MEMORY_BARRIER ++# define Q_DATA_MEMORY_BARRIER asm volatile("dmb sy\n":::"memory") ++#endif ++#ifndef Q_COMPILER_MEMORY_BARRIER ++# define Q_COMPILER_MEMORY_BARRIER asm volatile("":::"memory") ++#endif ++ ++inline bool QBasicAtomicInt::ref() ++{ ++ int newValue; ++ ++ Q_COMPILER_MEMORY_BARRIER; ++ newValue = __atomic_add_fetch(&_q_value, 1, __ATOMIC_ACQ_REL); ++ Q_COMPILER_MEMORY_BARRIER; ++ ++ return newValue != 0; ++} ++ ++inline bool QBasicAtomicInt::deref() ++{ ++ int newValue; ++ ++ Q_COMPILER_MEMORY_BARRIER; ++ newValue = __atomic_sub_fetch(&_q_value, 1, __ATOMIC_ACQ_REL); ++ Q_COMPILER_MEMORY_BARRIER; ++ ++ return newValue != 0; ++} ++ ++inline bool QBasicAtomicInt::testAndSetRelaxed(int expectedValue, int newValue) ++{ ++ bool val; ++ ++ Q_COMPILER_MEMORY_BARRIER; ++ val = __atomic_compare_exchange_n (&_q_value, &expectedValue, newValue, ++ false, __ATOMIC_RELAXED, __ATOMIC_RELAXED); ++ Q_COMPILER_MEMORY_BARRIER; ++ return val; ++} ++ ++inline int QBasicAtomicInt::fetchAndStoreRelaxed(int newValue) ++{ ++ int val; ++ Q_COMPILER_MEMORY_BARRIER; ++ val = __atomic_exchange_n(&_q_value, newValue, __ATOMIC_RELAXED); ++ Q_COMPILER_MEMORY_BARRIER; ++ return val; ++} ++ ++inline int QBasicAtomicInt::fetchAndAddRelaxed(int valueToAdd) ++{ ++ int val; ++ Q_COMPILER_MEMORY_BARRIER; ++ val = __atomic_fetch_add(&_q_value, valueToAdd, __ATOMIC_RELAXED); ++ Q_COMPILER_MEMORY_BARRIER; ++ return val; ++} ++ ++template <typename T> ++Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelaxed(T *expectedValue, T *newValue) ++{ ++ bool val; ++ Q_COMPILER_MEMORY_BARRIER; ++ val = __atomic_compare_exchange_n (&_q_value, &expectedValue, newValue, ++ false, __ATOMIC_RELAXED, __ATOMIC_RELAXED); ++ Q_COMPILER_MEMORY_BARRIER; ++ return val; ++} ++ ++template <typename T> ++Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelaxed(T *newValue) ++{ ++ T *val; ++ Q_COMPILER_MEMORY_BARRIER; ++ val = __atomic_exchange_n(&_q_value, newValue, __ATOMIC_RELAXED); ++ Q_COMPILER_MEMORY_BARRIER; ++ return val; ++} ++ ++template <typename T> ++Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelaxed(qptrdiff valueToAdd) ++{ ++ T *val; ++ Q_COMPILER_MEMORY_BARRIER; ++ val = __atomic_fetch_add(&_q_value, valueToAdd, __ATOMIC_RELAXED); ++ Q_COMPILER_MEMORY_BARRIER; ++ return val; ++} ++ ++inline bool QBasicAtomicInt::testAndSetAcquire(int expectedValue, int newValue) ++{ ++ bool returnValue = testAndSetRelaxed(expectedValue, newValue); ++ Q_DATA_MEMORY_BARRIER; ++ return returnValue; ++} ++ ++inline bool QBasicAtomicInt::testAndSetRelease(int expectedValue, int newValue) ++{ ++ Q_DATA_MEMORY_BARRIER; ++ return testAndSetRelaxed(expectedValue, newValue); ++} ++ ++inline bool QBasicAtomicInt::testAndSetOrdered(int expectedValue, int newValue) ++{ ++ Q_DATA_MEMORY_BARRIER; ++ bool returnValue = testAndSetRelaxed(expectedValue, newValue); ++ Q_COMPILER_MEMORY_BARRIER; ++ return returnValue; ++} ++ ++inline int QBasicAtomicInt::fetchAndStoreAcquire(int newValue) ++{ ++ int returnValue = fetchAndStoreRelaxed(newValue); ++ Q_DATA_MEMORY_BARRIER; ++ return returnValue; ++} ++ ++inline int QBasicAtomicInt::fetchAndStoreRelease(int newValue) ++{ ++ Q_DATA_MEMORY_BARRIER; ++ return fetchAndStoreRelaxed(newValue); ++} ++ ++inline int QBasicAtomicInt::fetchAndStoreOrdered(int newValue) ++{ ++ Q_DATA_MEMORY_BARRIER; ++ int returnValue = fetchAndStoreRelaxed(newValue); ++ Q_COMPILER_MEMORY_BARRIER; ++ return returnValue; ++} ++ ++inline int QBasicAtomicInt::fetchAndAddAcquire(int valueToAdd) ++{ ++ int returnValue = fetchAndAddRelaxed(valueToAdd); ++ Q_DATA_MEMORY_BARRIER; ++ return returnValue; ++} ++ ++inline int QBasicAtomicInt::fetchAndAddRelease(int valueToAdd) ++{ ++ Q_DATA_MEMORY_BARRIER; ++ return fetchAndAddRelaxed(valueToAdd); ++} ++ ++inline int QBasicAtomicInt::fetchAndAddOrdered(int valueToAdd) ++{ ++ Q_DATA_MEMORY_BARRIER; ++ int returnValue = fetchAndAddRelaxed(valueToAdd); ++ Q_COMPILER_MEMORY_BARRIER; ++ return returnValue; ++} ++ ++template <typename T> ++Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetAcquire(T *expectedValue, T *newValue) ++{ ++ bool returnValue = testAndSetRelaxed(expectedValue, newValue); ++ Q_DATA_MEMORY_BARRIER; ++ return returnValue; ++} ++ ++template <typename T> ++Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelease(T *expectedValue, T *newValue) ++{ ++ Q_DATA_MEMORY_BARRIER; ++ return testAndSetRelaxed(expectedValue, newValue); ++} ++ ++template <typename T> ++Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetOrdered(T *expectedValue, T *newValue) ++{ ++ Q_DATA_MEMORY_BARRIER; ++ bool returnValue = testAndSetAcquire(expectedValue, newValue); ++ Q_COMPILER_MEMORY_BARRIER; ++ return returnValue; ++} ++ ++template <typename T> ++Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreAcquire(T *newValue) ++{ ++ T *returnValue = fetchAndStoreRelaxed(newValue); ++ Q_DATA_MEMORY_BARRIER; ++ return returnValue; ++} ++ ++template <typename T> ++Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelease(T *newValue) ++{ ++ Q_DATA_MEMORY_BARRIER; ++ return fetchAndStoreRelaxed(newValue); ++} ++ ++template <typename T> ++Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreOrdered(T *newValue) ++{ ++ Q_DATA_MEMORY_BARRIER; ++ T *returnValue = fetchAndStoreRelaxed(newValue); ++ Q_COMPILER_MEMORY_BARRIER; ++ return returnValue; ++} ++ ++template <typename T> ++Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddAcquire(qptrdiff valueToAdd) ++{ ++ T *returnValue = fetchAndAddRelaxed(valueToAdd); ++ Q_DATA_MEMORY_BARRIER; ++ return returnValue; ++} ++ ++template <typename T> ++Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelease(qptrdiff valueToAdd) ++{ ++ Q_DATA_MEMORY_BARRIER; ++ return fetchAndAddRelaxed(valueToAdd); ++} ++ ++template <typename T> ++Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddOrdered(qptrdiff valueToAdd) ++{ ++ Q_DATA_MEMORY_BARRIER; ++ T *returnValue = fetchAndAddRelaxed(valueToAdd); ++ Q_COMPILER_MEMORY_BARRIER; ++ return returnValue; ++} ++ ++#undef Q_DATA_MEMORY_BARRIER ++#undef Q_COMPILER_MEMORY_BARRIER ++ ++QT_END_NAMESPACE ++ ++QT_END_HEADER ++ ++#endif // QATOMIC_AARCH64_H +diff --git a/src/corelib/arch/qatomic_arch.h b/src/corelib/arch/qatomic_arch.h +index 141726c..3e96926 100644 +--- a/src/corelib/arch/qatomic_arch.h ++++ b/src/corelib/arch/qatomic_arch.h +@@ -94,6 +94,8 @@ QT_BEGIN_HEADER + # include "QtCore/qatomic_sh4a.h" + #elif defined(QT_ARCH_NACL) + # include "QtCore/qatomic_generic.h" ++#elif defined(QT_ARCH_AARCH64) ++# include "QtCore/qatomic_aarch64.h" + #else + # error "Qt has not been ported to this architecture" + #endif +-- +2.1.0 + |