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+/****************************************************************************
+**
+** Copyright (C) 2011 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QATOMIC_SH4A_H
+#define QATOMIC_SH4A_H
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#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; }
+
+QT_BEGIN_NAMESPACE
+
+#if !defined(Q_CC_GNU)
+# error "SH-4A support has not been added for this compiler"
+#else
+
+inline bool QBasicAtomicInt::ref()
+{
+ register int newValue asm("r0");
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], %[newValue]\n"
+ "add #1,%[newValue]\n"
+ "movco.l %[newValue], @%[_q_value]\n"
+ "bf 0b\n"
+ : [newValue] "=&r" (newValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value)
+ : "cc", "memory");
+ return newValue != 0;
+}
+
+inline bool QBasicAtomicInt::deref()
+{
+ register int newValue asm("r0");
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], %[newValue]\n"
+ "add #-1,%[newValue]\n"
+ "movco.l %[newValue], @%[_q_value]\n"
+ "bf 0b\n"
+ : [newValue] "=&r" (newValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value)
+ : "cc", "memory");
+ return newValue != 0;
+}
+
+inline bool QBasicAtomicInt::testAndSetRelaxed(int expectedValue, int newValue)
+{
+ register int result;
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "xor %[expectedValue], r0\n"
+ "cmp/eq #0, r0\n"
+ "bf/s 0f\n"
+ "mov r0, %[result]\n"
+ "mov %[newValue], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ "0:\n"
+ : [result] "=&r" (result),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [expectedValue] "r" (expectedValue),
+ [newValue] "r" (newValue)
+ : "r0", "cc", "memory");
+ return result == 0;
+}
+
+inline bool QBasicAtomicInt::testAndSetAcquire(int expectedValue, int newValue)
+{
+ register int result;
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "xor %[expectedValue], r0\n"
+ "cmp/eq #0, r0\n"
+ "bf/s 0f\n"
+ "mov r0, %[result]\n"
+ "mov %[newValue], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ "synco\n"
+ "0:\n"
+ : [result] "=&r" (result),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [expectedValue] "r" (expectedValue),
+ [newValue] "r" (newValue)
+ : "r0", "cc", "memory");
+ return result == 0;
+}
+
+inline bool QBasicAtomicInt::testAndSetRelease(int expectedValue, int newValue)
+{
+ register int result;
+ asm volatile("synco\n"
+ "0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "xor %[expectedValue], r0\n"
+ "cmp/eq #0, r0\n"
+ "bf/s 0f\n"
+ "mov r0, %[result]\n"
+ "mov %[newValue], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ "0:\n"
+ : [result] "=&r" (result),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [expectedValue] "r" (expectedValue),
+ [newValue] "r" (newValue)
+ : "r0", "cc", "memory");
+ return result == 0;
+}
+
+inline bool QBasicAtomicInt::testAndSetOrdered(int expectedValue, int newValue)
+{
+ return testAndSetAcquire(expectedValue, newValue);
+}
+
+inline int QBasicAtomicInt::fetchAndStoreRelaxed(int newValue)
+{
+ register int originalValue;
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "mov r0, %[originalValue]\n"
+ "mov %[newValue], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ : [originalValue] "=&r" (originalValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [newValue] "r" (newValue)
+ : "r0", "cc", "memory");
+ return originalValue;
+}
+
+inline int QBasicAtomicInt::fetchAndStoreAcquire(int newValue)
+{
+ register int originalValue;
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "mov r0, %[originalValue]\n"
+ "mov %[newValue], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ "synco\n"
+ : [originalValue] "=&r" (originalValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [newValue] "r" (newValue)
+ : "r0", "cc", "memory");
+ return originalValue;
+}
+
+inline int QBasicAtomicInt::fetchAndStoreRelease(int newValue)
+{
+ register int originalValue;
+ asm volatile("synco\n"
+ "0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "mov r0, %[originalValue]\n"
+ "mov %[newValue], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ : [originalValue] "=&r" (originalValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [newValue] "r" (newValue)
+ : "r0", "cc", "memory");
+ return originalValue;
+}
+
+inline int QBasicAtomicInt::fetchAndStoreOrdered(int newValue)
+{
+ return fetchAndStoreAcquire(newValue);
+}
+
+inline int QBasicAtomicInt::fetchAndAddRelaxed(int valueToAdd)
+{
+ register int originalValue;
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "mov r0, %[originalValue]\n"
+ "add %[valueToAdd], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ : [originalValue] "=&r" (originalValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [valueToAdd] "r" (valueToAdd)
+ : "r0", "cc", "memory");
+ return originalValue;
+}
+
+inline int QBasicAtomicInt::fetchAndAddAcquire(int valueToAdd)
+{
+ register int originalValue;
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "mov r0, %[originalValue]\n"
+ "add %[valueToAdd], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ "synco\n"
+ : [originalValue] "=&r" (originalValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [valueToAdd] "r" (valueToAdd)
+ : "r0", "cc", "memory");
+ return originalValue;
+}
+
+inline int QBasicAtomicInt::fetchAndAddRelease(int valueToAdd)
+{
+ register int originalValue;
+ asm volatile("synco\n"
+ "0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "mov r0, %[originalValue]\n"
+ "add %[valueToAdd], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ : [originalValue] "=&r" (originalValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [valueToAdd] "r" (valueToAdd)
+ : "r0", "cc", "memory");
+ return originalValue;
+}
+
+inline int QBasicAtomicInt::fetchAndAddOrdered(int valueToAdd)
+{
+ return fetchAndAddAcquire(valueToAdd);
+}
+
+template <typename T>
+Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelaxed(T *expectedValue, T *newValue)
+{
+ register T *result;
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "xor %[expectedValue], r0\n"
+ "cmp/eq #0, r0\n"
+ "bf/s 0f\n"
+ "mov r0, %[result]\n"
+ "mov %[newValue], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ "0:\n"
+ : [result] "=&r" (result),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [expectedValue] "r" (expectedValue),
+ [newValue] "r" (newValue)
+ : "r0", "cc", "memory");
+ return result == 0;
+}
+
+template <typename T>
+Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetAcquire(T *expectedValue, T *newValue)
+{
+ register T *result;
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "xor %[expectedValue], r0\n"
+ "cmp/eq #0, r0\n"
+ "bf/s 0f\n"
+ "mov r0, %[result]\n"
+ "mov %[newValue], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ "synco\n"
+ "0:\n"
+ : [result] "=&r" (result),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [expectedValue] "r" (expectedValue),
+ [newValue] "r" (newValue)
+ : "r0", "cc", "memory");
+ return result == 0;
+}
+
+template <typename T>
+Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelease(T *expectedValue, T *newValue)
+{
+ register T *result;
+ asm volatile("synco\n"
+ "0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "xor %[expectedValue], r0\n"
+ "cmp/eq #0, r0\n"
+ "bf/s 0f\n"
+ "mov r0, %[result]\n"
+ "mov %[newValue], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ "0:\n"
+ : [result] "=&r" (result),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [expectedValue] "r" (expectedValue),
+ [newValue] "r" (newValue)
+ : "r0", "cc", "memory");
+ return result == 0;
+}
+
+template <typename T>
+Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetOrdered(T *expectedValue, T *newValue)
+{
+ return testAndSetAcquire(expectedValue, newValue);
+}
+
+template <typename T>
+Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelaxed(T *newValue)
+{
+ register T *originalValue;
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "mov r0, %[originalValue]\n"
+ "mov %[newValue], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ : [originalValue] "=&r" (originalValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [newValue] "r" (newValue)
+ : "r0", "cc", "memory");
+ return originalValue;
+}
+
+template <typename T>
+Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreAcquire(T *newValue)
+{
+ register T *originalValue;
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "mov r0, %[originalValue]\n"
+ "mov %[newValue], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ "synco\n"
+ : [originalValue] "=&r" (originalValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [newValue] "r" (newValue)
+ : "r0", "cc", "memory");
+ return originalValue;
+}
+
+template <typename T>
+Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelease(T *newValue)
+{
+ register T *originalValue;
+ asm volatile("synco\n"
+ "0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "mov r0, %[originalValue]\n"
+ "mov %[newValue], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ : [originalValue] "=&r" (originalValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [newValue] "r" (newValue)
+ : "r0", "cc", "memory");
+ return originalValue;
+}
+
+template <typename T>
+Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreOrdered(T *newValue)
+{
+ return fetchAndStoreAcquire(newValue);
+}
+
+template <typename T>
+Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelaxed(qptrdiff valueToAdd)
+{
+ register T *originalValue;
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "mov r0, %[originalValue]\n"
+ "add %[valueToAdd], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ : [originalValue] "=&r" (originalValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [valueToAdd] "r" (valueToAdd * sizeof(T))
+ : "r0", "cc", "memory");
+ return originalValue;
+}
+
+template <typename T>
+Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddAcquire(qptrdiff valueToAdd)
+{
+ register T *originalValue;
+ asm volatile("0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "mov r0, %[originalValue]\n"
+ "add %[valueToAdd], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ "synco\n"
+ : [originalValue] "=&r" (originalValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [valueToAdd] "r" (valueToAdd * sizeof(T))
+ : "r0", "cc", "memory");
+ return originalValue;
+}
+
+template <typename T>
+Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelease(qptrdiff valueToAdd)
+{
+ register T *originalValue;
+ asm volatile("synco\n"
+ "0:\n"
+ "movli.l @%[_q_value], r0\n"
+ "mov r0, %[originalValue]\n"
+ "add %[valueToAdd], r0\n"
+ "movco.l r0, @%[_q_value]\n"
+ "bf 0b\n"
+ : [originalValue] "=&r" (originalValue),
+ "+m" (_q_value)
+ : [_q_value] "r" (&_q_value),
+ [valueToAdd] "r" (valueToAdd * sizeof(T))
+ : "r0", "cc", "memory");
+ return originalValue;
+}
+
+template <typename T>
+Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddOrdered(qptrdiff valueToAdd)
+{
+ return fetchAndAddAcquire(valueToAdd);
+}
+
+#endif // Q_CC_GNU
+
+#endif // QATOMIC_SH4A_H
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-14 10:30:06 +0000