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-rw-r--r--src/corelib/arch/qatomic_arch.h2
-rw-r--r--src/corelib/arch/qatomic_mips.h834
2 files changed, 144 insertions, 692 deletions
diff --git a/src/corelib/arch/qatomic_arch.h b/src/corelib/arch/qatomic_arch.h
index 3d8312f44c..4b63375d6a 100644
--- a/src/corelib/arch/qatomic_arch.h
+++ b/src/corelib/arch/qatomic_arch.h
@@ -62,8 +62,6 @@ QT_BEGIN_HEADER
# include "QtCore/qatomic_ia64.h"
#elif defined(QT_ARCH_MACOSX)
# include "QtCore/qatomic_macosx.h"
-#elif defined(QT_ARCH_MIPS)
-# include "QtCore/qatomic_mips.h"
#elif defined(QT_ARCH_PARISC)
# include "QtCore/qatomic_parisc.h"
#elif defined(QT_ARCH_POWERPC)
diff --git a/src/corelib/arch/qatomic_mips.h b/src/corelib/arch/qatomic_mips.h
index 8dcf813f3e..848c1d205a 100644
--- a/src/corelib/arch/qatomic_mips.h
+++ b/src/corelib/arch/qatomic_mips.h
@@ -1,7 +1,7 @@
/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
-** All rights reserved.
+** Copyright (C) 2011 Thiago Macieira <thiago@kde.org>
** Contact: http://www.qt-project.org/
**
** This file is part of the QtCore module of the Qt Toolkit.
@@ -42,107 +42,116 @@
#ifndef QATOMIC_MIPS_H
#define QATOMIC_MIPS_H
+#include <QtCore/qgenericatomic.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; }
+#if 0
+#pragma qt_sync_stop_processing
+#endif
+#define Q_ATOMIC_INT_REFERENCE_COUNTING_IS_ALWAYS_NATIVE
#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_INT32_IS_SUPPORTED
+#define Q_ATOMIC_INT32_REFERENCE_COUNTING_IS_ALWAYS_NATIVE
+#define Q_ATOMIC_INT32_TEST_AND_SET_IS_ALWAYS_NATIVE
+#define Q_ATOMIC_INT32_FETCH_AND_STORE_IS_ALWAYS_NATIVE
+#define Q_ATOMIC_INT32_FETCH_AND_ADD_IS_ALWAYS_NATIVE
#define Q_ATOMIC_POINTER_TEST_AND_SET_IS_ALWAYS_NATIVE
+#define Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_ALWAYS_NATIVE
+#define Q_ATOMIC_POINTER_FETCH_AND_ADD_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; }
+template<> struct QAtomicIntegerTraits<int> { enum { IsInteger = 1 }; };
+template<> struct QAtomicIntegerTraits<unsigned int> { enum { IsInteger = 1 }; };
-#define Q_ATOMIC_POINTER_FETCH_AND_STORE_IS_ALWAYS_NATIVE
+template <int size> struct QBasicAtomicOps: QGenericAtomicOps<QBasicAtomicOps<size> >
+{
+ static void acquireMemoryFence();
+ static void releaseMemoryFence();
+ static void orderedMemoryFence();
-template <typename T>
-Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndStoreNative()
-{ return true; }
-template <typename T>
-Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndStoreWaitFree()
-{ return false; }
+ static inline bool isReferenceCountingNative() { return true; }
+ template <typename T> static bool ref(T &_q_value);
+ template <typename T> static bool deref(T &_q_value);
-#define Q_ATOMIC_POINTER_FETCH_AND_ADD_IS_ALWAYS_NATIVE
+ static inline bool isTestAndSetNative() { return true; }
+ static inline bool isTestAndSetWaitFree() { return false; }
+ template <typename T> static bool testAndSetRelaxed(T &_q_value, T expectedValue, T newValue);
-template <typename T>
-Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndAddNative()
-{ return true; }
-template <typename T>
-Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::isFetchAndAddWaitFree()
-{ return false; }
+ static inline bool isFetchAndStoreNative() { return true; }
+ template <typename T> static T fetchAndStoreRelaxed(T &_q_value, T newValue);
-#if defined(Q_CC_GNU) && !defined(Q_OS_IRIX)
+ static inline bool isFetchAndAddNative() { return true; }
+ template <typename T> static
+ T fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd);
+};
-#if _MIPS_SIM == _ABIO32
-#define SET_MIPS2 ".set mips2\n\t"
-#else
-#define SET_MIPS2
+template <typename T> struct QAtomicOps : QBasicAtomicOps<sizeof(T)>
+{
+ typedef T Type;
+};
+
+#if defined(Q_CC_GNU)
+
+#if defined(_MIPS_ARCH_MIPS1) || (defined(__mips) && __mips - 0 == 1)
+# error "Sorry, the MIPS1 architecture is not supported"
+# error "please set '-march=' to your architecture (e.g., -march=mips32)"
#endif
-inline bool QBasicAtomicInt::ref()
+template <int size> inline
+void QBasicAtomicOps<size>::acquireMemoryFence()
{
- register int originalValue;
- register int newValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
+ asm volatile ("sync 0x11" ::: "memory");
+}
+
+template <int size> inline
+void QBasicAtomicOps<size>::releaseMemoryFence()
+{
+ asm volatile ("sync 0x12" ::: "memory");
+}
+
+template <int size> inline
+void QBasicAtomicOps<size>::orderedMemoryFence()
+{
+ asm volatile ("sync 0" ::: "memory");
+}
+
+template<> template<typename T> inline
+bool QBasicAtomicOps<4>::ref(T &_q_value)
+{
+ register T originalValue;
+ register T newValue;
+ asm volatile("0:\n"
"ll %[originalValue], %[_q_value]\n"
"addiu %[newValue], %[originalValue], %[one]\n"
"sc %[newValue], %[_q_value]\n"
"beqz %[newValue], 0b\n"
"nop\n"
- ".set pop\n"
: [originalValue] "=&r" (originalValue),
[_q_value] "+m" (_q_value),
[newValue] "=&r" (newValue)
: [one] "i" (1)
: "cc", "memory");
- return originalValue != -1;
+ return originalValue != T(-1);
}
-inline bool QBasicAtomicInt::deref()
+template<> template<typename T> inline
+bool QBasicAtomicOps<4>::deref(T &_q_value)
{
- register int originalValue;
- register int newValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
+ register T originalValue;
+ register T newValue;
+ asm volatile("0:\n"
"ll %[originalValue], %[_q_value]\n"
"addiu %[newValue], %[originalValue], %[minusOne]\n"
"sc %[newValue], %[_q_value]\n"
"beqz %[newValue], 0b\n"
"nop\n"
- ".set pop\n"
: [originalValue] "=&r" (originalValue),
[_q_value] "+m" (_q_value),
[newValue] "=&r" (newValue)
@@ -151,39 +160,12 @@ inline bool QBasicAtomicInt::deref()
return originalValue != 1;
}
-inline bool QBasicAtomicInt::testAndSetRelaxed(int expectedValue, int newValue)
-{
- register int result;
- register int tempValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
- "ll %[result], %[_q_value]\n"
- "xor %[result], %[result], %[expectedValue]\n"
- "bnez %[result], 0f\n"
- "nop\n"
- "move %[tempValue], %[newValue]\n"
- "sc %[tempValue], %[_q_value]\n"
- "beqz %[tempValue], 0b\n"
- "nop\n"
- "0:\n"
- ".set pop\n"
- : [result] "=&r" (result),
- [tempValue] "=&r" (tempValue),
- [_q_value] "+m" (_q_value)
- : [expectedValue] "r" (expectedValue),
- [newValue] "r" (newValue)
- : "cc", "memory");
- return result == 0;
-}
-
-inline bool QBasicAtomicInt::testAndSetAcquire(int expectedValue, int newValue)
+template<> template <typename T> inline
+bool QBasicAtomicOps<4>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue)
{
- register int result;
- register int tempValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
+ register T result;
+ register T tempValue;
+ asm volatile("0:\n"
"ll %[result], %[_q_value]\n"
"xor %[result], %[result], %[expectedValue]\n"
"bnez %[result], 0f\n"
@@ -192,9 +174,7 @@ inline bool QBasicAtomicInt::testAndSetAcquire(int expectedValue, int newValue)
"sc %[tempValue], %[_q_value]\n"
"beqz %[tempValue], 0b\n"
"nop\n"
- "sync\n"
"0:\n"
- ".set pop\n"
: [result] "=&r" (result),
[tempValue] "=&r" (tempValue),
[_q_value] "+m" (_q_value)
@@ -204,51 +184,17 @@ inline bool QBasicAtomicInt::testAndSetAcquire(int expectedValue, int newValue)
return result == 0;
}
-inline bool QBasicAtomicInt::testAndSetRelease(int expectedValue, int newValue)
+template<> template <typename T> inline
+T QBasicAtomicOps<4>::fetchAndStoreRelaxed(T &_q_value, T newValue)
{
- register int result;
- register int tempValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "sync\n"
- "0:\n"
- "ll %[result], %[_q_value]\n"
- "xor %[result], %[result], %[expectedValue]\n"
- "bnez %[result], 0f\n"
- "nop\n"
- "move %[tempValue], %[newValue]\n"
- "sc %[tempValue], %[_q_value]\n"
- "beqz %[tempValue], 0b\n"
- "nop\n"
- "0:\n"
- ".set pop\n"
- : [result] "=&r" (result),
- [tempValue] "=&r" (tempValue),
- [_q_value] "+m" (_q_value)
- : [expectedValue] "r" (expectedValue),
- [newValue] "r" (newValue)
- : "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;
- register int tempValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
+ register T originalValue;
+ register T tempValue;
+ asm volatile("0:\n"
"ll %[originalValue], %[_q_value]\n"
"move %[tempValue], %[newValue]\n"
"sc %[tempValue], %[_q_value]\n"
"beqz %[tempValue], 0b\n"
"nop\n"
- ".set pop\n"
: [originalValue] "=&r" (originalValue),
[tempValue] "=&r" (tempValue),
[_q_value] "+m" (_q_value)
@@ -257,207 +203,89 @@ inline int QBasicAtomicInt::fetchAndStoreRelaxed(int newValue)
return originalValue;
}
-inline int QBasicAtomicInt::fetchAndStoreAcquire(int newValue)
+template<> template <typename T> inline
+T QBasicAtomicOps<4>::fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd)
{
- register int originalValue;
- register int tempValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
- "ll %[originalValue], %[_q_value]\n"
- "move %[tempValue], %[newValue]\n"
- "sc %[tempValue], %[_q_value]\n"
- "beqz %[tempValue], 0b\n"
- "nop\n"
- "sync\n"
- ".set pop\n"
- : [originalValue] "=&r" (originalValue),
- [tempValue] "=&r" (tempValue),
- [_q_value] "+m" (_q_value)
- : [newValue] "r" (newValue)
- : "cc", "memory");
- return originalValue;
-}
-
-inline int QBasicAtomicInt::fetchAndStoreRelease(int newValue)
-{
- register int originalValue;
- register int tempValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "sync\n"
- "0:\n"
- "ll %[originalValue], %[_q_value]\n"
- "move %[tempValue], %[newValue]\n"
- "sc %[tempValue], %[_q_value]\n"
- "beqz %[tempValue], 0b\n"
- "nop\n"
- ".set pop\n"
- : [originalValue] "=&r" (originalValue),
- [tempValue] "=&r" (tempValue),
- [_q_value] "+m" (_q_value)
- : [newValue] "r" (newValue)
- : "cc", "memory");
- return originalValue;
-}
-
-inline int QBasicAtomicInt::fetchAndStoreOrdered(int newValue)
-{
- return fetchAndStoreAcquire(newValue);
-}
-
-inline int QBasicAtomicInt::fetchAndAddRelaxed(int valueToAdd)
-{
- register int originalValue;
- register int newValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
+ register T originalValue;
+ register T newValue;
+ asm volatile("0:\n"
"ll %[originalValue], %[_q_value]\n"
"addu %[newValue], %[originalValue], %[valueToAdd]\n"
"sc %[newValue], %[_q_value]\n"
"beqz %[newValue], 0b\n"
"nop\n"
- ".set pop\n"
: [originalValue] "=&r" (originalValue),
[_q_value] "+m" (_q_value),
[newValue] "=&r" (newValue)
- : [valueToAdd] "r" (valueToAdd)
+ : [valueToAdd] "r" (valueToAdd * QAtomicAdditiveType<T>::AddScale)
: "cc", "memory");
return originalValue;
}
-inline int QBasicAtomicInt::fetchAndAddAcquire(int valueToAdd)
+#if defined(_MIPS_ARCH_MIPS64) || defined(__mips64)
+
+#define Q_ATOMIC_INT64_IS_SUPPORTED
+#define Q_ATOMIC_INT64_REFERENCE_COUNTING_IS_ALWAYS_NATIVE
+#define Q_ATOMIC_INT64_TEST_AND_SET_IS_ALWAYS_NATIVE
+#define Q_ATOMIC_INT64_FETCH_AND_STORE_IS_ALWAYS_NATIVE
+#define Q_ATOMIC_INT64_FETCH_AND_ADD_IS_ALWAYS_NATIVE
+
+template<> struct QAtomicIntegerTraits<long long> { enum { IsInteger = 1 }; };
+template<> struct QAtomicIntegerTraits<unsigned long long > { enum { IsInteger = 1 }; };
+
+template<> template<typename T> inline
+bool QBasicAtomicOps<8>::ref(T &_q_value)
{
- register int originalValue;
- register int newValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
- "ll %[originalValue], %[_q_value]\n"
- "addu %[newValue], %[originalValue], %[valueToAdd]\n"
- "sc %[newValue], %[_q_value]\n"
+ register T originalValue;
+ register T newValue;
+ asm volatile("0:\n"
+ "lld %[originalValue], %[_q_value]\n"
+ "addiu %[newValue], %[originalValue], %[one]\n"
+ "scd %[newValue], %[_q_value]\n"
"beqz %[newValue], 0b\n"
"nop\n"
- "sync\n"
- ".set pop\n"
: [originalValue] "=&r" (originalValue),
[_q_value] "+m" (_q_value),
[newValue] "=&r" (newValue)
- : [valueToAdd] "r" (valueToAdd)
+ : [one] "i" (1)
: "cc", "memory");
- return originalValue;
+ return originalValue != T(-1);
}
-inline int QBasicAtomicInt::fetchAndAddRelease(int valueToAdd)
+template<> template<typename T> inline
+bool QBasicAtomicOps<8>::deref(T &_q_value)
{
- register int originalValue;
- register int newValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "sync\n"
- "0:\n"
- "ll %[originalValue], %[_q_value]\n"
- "addu %[newValue], %[originalValue], %[valueToAdd]\n"
- "sc %[newValue], %[_q_value]\n"
+ register T originalValue;
+ register T newValue;
+ asm volatile("0:\n"
+ "lld %[originalValue], %[_q_value]\n"
+ "addiu %[newValue], %[originalValue], %[minusOne]\n"
+ "scd %[newValue], %[_q_value]\n"
"beqz %[newValue], 0b\n"
"nop\n"
- ".set pop\n"
: [originalValue] "=&r" (originalValue),
[_q_value] "+m" (_q_value),
[newValue] "=&r" (newValue)
- : [valueToAdd] "r" (valueToAdd)
- : "cc", "memory");
- return originalValue;
-}
-
-inline int QBasicAtomicInt::fetchAndAddOrdered(int valueToAdd)
-{
- return fetchAndAddAcquire(valueToAdd);
-}
-
-#if defined(__LP64__)
-# define LLP "lld"
-# define SCP "scd"
-#else
-# define LLP "ll"
-# define SCP "sc"
-#endif
-
-template <typename T>
-Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelaxed(T *expectedValue, T *newValue)
-{
- register T *result;
- register T *tempValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
- LLP" %[result], %[_q_value]\n"
- "xor %[result], %[result], %[expectedValue]\n"
- "bnez %[result], 0f\n"
- "nop\n"
- "move %[tempValue], %[newValue]\n"
- SCP" %[tempValue], %[_q_value]\n"
- "beqz %[tempValue], 0b\n"
- "nop\n"
- "0:\n"
- ".set pop\n"
- : [result] "=&r" (result),
- [tempValue] "=&r" (tempValue),
- [_q_value] "+m" (_q_value)
- : [expectedValue] "r" (expectedValue),
- [newValue] "r" (newValue)
- : "cc", "memory");
- return result == 0;
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetAcquire(T *expectedValue, T *newValue)
-{
- register T *result;
- register T *tempValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
- LLP" %[result], %[_q_value]\n"
- "xor %[result], %[result], %[expectedValue]\n"
- "bnez %[result], 0f\n"
- "nop\n"
- "move %[tempValue], %[newValue]\n"
- SCP" %[tempValue], %[_q_value]\n"
- "beqz %[tempValue], 0b\n"
- "nop\n"
- "sync\n"
- "0:\n"
- ".set pop\n"
- : [result] "=&r" (result),
- [tempValue] "=&r" (tempValue),
- [_q_value] "+m" (_q_value)
- : [expectedValue] "r" (expectedValue),
- [newValue] "r" (newValue)
+ : [minusOne] "i" (-1)
: "cc", "memory");
- return result == 0;
+ return originalValue != 1;
}
-template <typename T>
-Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelease(T *expectedValue, T *newValue)
+template<> template <typename T> inline
+bool QBasicAtomicOps<8>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue)
{
- register T *result;
- register T *tempValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "sync\n"
- "0:\n"
- LLP" %[result], %[_q_value]\n"
+ register T result;
+ register T tempValue;
+ asm volatile("0:\n"
+ "lld %[result], %[_q_value]\n"
"xor %[result], %[result], %[expectedValue]\n"
"bnez %[result], 0f\n"
"nop\n"
"move %[tempValue], %[newValue]\n"
- SCP" %[tempValue], %[_q_value]\n"
+ "scd %[tempValue], %[_q_value]\n"
"beqz %[tempValue], 0b\n"
"nop\n"
"0:\n"
- ".set pop\n"
: [result] "=&r" (result),
[tempValue] "=&r" (tempValue),
[_q_value] "+m" (_q_value)
@@ -467,72 +295,17 @@ Q_INLINE_TEMPLATE bool QBasicAtomicPointer<T>::testAndSetRelease(T *expectedValu
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;
- register T *tempValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
- LLP" %[originalValue], %[_q_value]\n"
- "move %[tempValue], %[newValue]\n"
- SCP" %[tempValue], %[_q_value]\n"
- "beqz %[tempValue], 0b\n"
- "nop\n"
- ".set pop\n"
- : [originalValue] "=&r" (originalValue),
- [tempValue] "=&r" (tempValue),
- [_q_value] "+m" (_q_value)
- : [newValue] "r" (newValue)
- : "cc", "memory");
- return originalValue;
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreAcquire(T *newValue)
-{
- register T *originalValue;
- register T *tempValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
- LLP" %[originalValue], %[_q_value]\n"
- "move %[tempValue], %[newValue]\n"
- SCP" %[tempValue], %[_q_value]\n"
- "beqz %[tempValue], 0b\n"
- "nop\n"
- "sync\n"
- ".set pop\n"
- : [originalValue] "=&r" (originalValue),
- [tempValue] "=&r" (tempValue),
- [_q_value] "+m" (_q_value)
- : [newValue] "r" (newValue)
- : "cc", "memory");
- return originalValue;
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelease(T *newValue)
+template<> template <typename T> inline
+T QBasicAtomicOps<8>::fetchAndStoreRelaxed(T &_q_value, T newValue)
{
- register T *originalValue;
- register T *tempValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "sync\n"
- "0:\n"
- LLP" %[originalValue], %[_q_value]\n"
+ register T originalValue;
+ register T tempValue;
+ asm volatile("0:\n"
+ "lld %[originalValue], %[_q_value]\n"
"move %[tempValue], %[newValue]\n"
- SCP" %[tempValue], %[_q_value]\n"
+ "scd %[tempValue], %[_q_value]\n"
"beqz %[tempValue], 0b\n"
"nop\n"
- ".set pop\n"
: [originalValue] "=&r" (originalValue),
[tempValue] "=&r" (tempValue),
[_q_value] "+m" (_q_value)
@@ -541,348 +314,29 @@ Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelease(T *newValue)
return originalValue;
}
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreOrdered(T *newValue)
+template<> template <typename T> inline
+T QBasicAtomicOps<8>::fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd)
{
- return fetchAndStoreAcquire(newValue);
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelaxed(qptrdiff valueToAdd)
-{
- register T *originalValue;
- register T *newValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
- LLP" %[originalValue], %[_q_value]\n"
+ register T originalValue;
+ register T newValue;
+ asm volatile("0:\n"
+ "lld %[originalValue], %[_q_value]\n"
"addu %[newValue], %[originalValue], %[valueToAdd]\n"
- SCP" %[newValue], %[_q_value]\n"
+ "scd %[newValue], %[_q_value]\n"
"beqz %[newValue], 0b\n"
"nop\n"
- ".set pop\n"
: [originalValue] "=&r" (originalValue),
[_q_value] "+m" (_q_value),
[newValue] "=&r" (newValue)
- : [valueToAdd] "r" (valueToAdd * sizeof(T))
+ : [valueToAdd] "r" (valueToAdd * QAtomicAdditiveType<T>::AddScale)
: "cc", "memory");
return originalValue;
}
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddAcquire(qptrdiff valueToAdd)
-{
- register T *originalValue;
- register T *newValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "0:\n"
- LLP" %[originalValue], %[_q_value]\n"
- "addu %[newValue], %[originalValue], %[valueToAdd]\n"
- SCP" %[newValue], %[_q_value]\n"
- "beqz %[newValue], 0b\n"
- "nop\n"
- "sync\n"
- ".set pop\n"
- : [originalValue] "=&r" (originalValue),
- [_q_value] "+m" (_q_value),
- [newValue] "=&r" (newValue)
- : [valueToAdd] "r" (valueToAdd * sizeof(T))
- : "cc", "memory");
- return originalValue;
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelease(qptrdiff valueToAdd)
-{
- register T *originalValue;
- register T *newValue;
- asm volatile(".set push\n"
- SET_MIPS2
- "sync\n"
- "0:\n"
- LLP" %[originalValue], %[_q_value]\n"
- "addu %[newValue], %[originalValue], %[valueToAdd]\n"
- SCP" %[newValue], %[_q_value]\n"
- "beqz %[newValue], 0b\n"
- "nop\n"
- ".set pop\n"
- : [originalValue] "=&r" (originalValue),
- [_q_value] "+m" (_q_value),
- [newValue] "=&r" (newValue)
- : [valueToAdd] "r" (valueToAdd * sizeof(T))
- : "cc", "memory");
- return originalValue;
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddOrdered(qptrdiff valueToAdd)
-{
- return fetchAndAddAcquire(valueToAdd);
-}
-
-#else // !Q_CC_GNU
-
-extern "C" {
- 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_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);
-} // extern "C"
-
-inline bool QBasicAtomicInt::ref()
-{
- register int expected;
- for (;;) {
- expected = _q_value;
- if (q_atomic_test_and_set_int(&_q_value, expected, expected + 1))
- break;
- }
- return expected != -1;
-}
-
-inline bool QBasicAtomicInt::deref()
-{
- register int expected;
- for (;;) {
- expected = _q_value;
- if (q_atomic_test_and_set_int(&_q_value, expected, expected - 1))
- break;
- }
- return expected != 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)
-{
- int returnValue;
- for (;;) {
- returnValue = _q_value;
- if (testAndSetRelaxed(returnValue, newValue))
- break;
- }
- return returnValue;
-}
-
-inline int QBasicAtomicInt::fetchAndStoreAcquire(int newValue)
-{
- int returnValue;
- for (;;) {
- returnValue = _q_value;
- if (testAndSetAcquire(returnValue, newValue))
- break;
- }
- return returnValue;
-}
-
-inline int QBasicAtomicInt::fetchAndStoreRelease(int newValue)
-{
- int returnValue;
- for (;;) {
- returnValue = _q_value;
- if (testAndSetRelease(returnValue, newValue))
- break;
- }
- return returnValue;
-}
-
-inline int QBasicAtomicInt::fetchAndStoreOrdered(int newValue)
-{
- int returnValue;
- for (;;) {
- returnValue = _q_value;
- if (testAndSetOrdered(returnValue, newValue))
- break;
- }
- return returnValue;
-}
-
-inline int QBasicAtomicInt::fetchAndAddRelaxed(int valueToAdd)
-{
- int returnValue;
- for (;;) {
- returnValue = _q_value;
- if (testAndSetRelaxed(returnValue, returnValue + valueToAdd))
- break;
- }
- return returnValue;
-}
-
-inline int QBasicAtomicInt::fetchAndAddAcquire(int valueToAdd)
-{
- int returnValue;
- for (;;) {
- returnValue = _q_value;
- if (testAndSetAcquire(returnValue, returnValue + valueToAdd))
- break;
- }
- return returnValue;
-}
-
-inline int QBasicAtomicInt::fetchAndAddRelease(int valueToAdd)
-{
- int returnValue;
- for (;;) {
- returnValue = _q_value;
- if (testAndSetRelease(returnValue, returnValue + valueToAdd))
- break;
- }
- return returnValue;
-}
-
-inline int QBasicAtomicInt::fetchAndAddOrdered(int valueToAdd)
-{
- int returnValue;
- for (;;) {
- returnValue = _q_value;
- if (testAndSetOrdered(returnValue, returnValue + valueToAdd))
- break;
- }
- return returnValue;
-}
-
-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)
-{
- T *returnValue;
- for (;;) {
- returnValue = (_q_value);
- if (testAndSetRelaxed(returnValue, newValue))
- break;
- }
- return returnValue;
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreAcquire(T *newValue)
-{
- T *returnValue;
- for (;;) {
- returnValue = (_q_value);
- if (testAndSetAcquire(returnValue, newValue))
- break;
- }
- return returnValue;
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreRelease(T *newValue)
-{
- T *returnValue;
- for (;;) {
- returnValue = (_q_value);
- if (testAndSetRelease(returnValue, newValue))
- break;
- }
- return returnValue;
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndStoreOrdered(T *newValue)
-{
- T *returnValue;
- for (;;) {
- returnValue = (_q_value);
- if (testAndSetOrdered(returnValue, newValue))
- break;
- }
- return returnValue;
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelaxed(qptrdiff valueToAdd)
-{
- T *returnValue;
- for (;;) {
- returnValue = (_q_value);
- if (testAndSetRelaxed(returnValue, returnValue + valueToAdd))
- break;
- }
- return returnValue;
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE
-T *QBasicAtomicPointer<T>::fetchAndAddAcquire(qptrdiff valueToAdd)
-{
- T *returnValue;
- for (;;) {
- returnValue = (_q_value);
- if (testAndSetAcquire(returnValue, returnValue + valueToAdd))
- break;
- }
- return returnValue;
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddRelease(qptrdiff valueToAdd)
-{
- T *returnValue;
- for (;;) {
- returnValue = (_q_value);
- if (testAndSetRelease(returnValue, returnValue + valueToAdd))
- break;
- }
- return returnValue;
-}
-
-template <typename T>
-Q_INLINE_TEMPLATE T *QBasicAtomicPointer<T>::fetchAndAddOrdered(qptrdiff valueToAdd)
-{
- T *returnValue;
- for (;;) {
- returnValue = (_q_value);
- if (testAndSetOrdered(returnValue, returnValue + valueToAdd))
- break;
- }
- return returnValue;
-}
+#endif // MIPS64
+#else
+# error "This compiler for MIPS is not supported"
#endif // Q_CC_GNU
QT_END_NAMESPACE
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