Merge branch '4.7' of scm.dev.nokia.troll.no:qt/qt-doc-team into 4.7

81 files changed, 7678 insertions, 621 deletions

diff --git a/src/activeqt/shared/qaxtypes.cpp b/src/activeqt/shared/qaxtypes.cpp
index 957733e..ff21a9f 100644
--- a/src/activeqt/shared/qaxtypes.cpp
+++ b/src/activeqt/shared/qaxtypes.cpp
@@ -1376,8 +1376,10 @@ QVariant VARIANTToQVariant(const VARIANT &arg, const QByteArray &typeName, uint
     }
     
     QVariant::Type proptype = (QVariant::Type)type;
-    if (proptype == QVariant::Invalid && !typeName.isEmpty())
-        proptype = QVariant::nameToType(typeName);
+    if (proptype == QVariant::Invalid && !typeName.isEmpty()) {
+        if (typeName != "QVariant")
+            proptype = QVariant::nameToType(typeName);
+    }
     if (proptype != QVariant::LastType && proptype != QVariant::Invalid && var.type() != proptype) {
         if (var.canConvert(proptype)) {
             QVariant oldvar = var;
diff --git a/src/corelib/arch/symbian/arch.pri b/src/corelib/arch/symbian/arch.pri
index 3ef1c9e..70daee3 100644
--- a/src/corelib/arch/symbian/arch.pri
+++ b/src/corelib/arch/symbian/arch.pri
@@ -2,4 +2,17 @@
 # Symbian architecture
 #
 SOURCES +=  $$QT_ARCH_CPP/qatomic_symbian.cpp \
-            $$QT_ARCH_CPP/../armv6/qatomic_generic_armv6.cpp
+            $$QT_ARCH_CPP/../armv6/qatomic_generic_armv6.cpp \
+            $$QT_ARCH_CPP/heap_hybrid.cpp \
+            $$QT_ARCH_CPP/debugfunction.cpp \
+            $$QT_ARCH_CPP/qt_heapsetup_symbian.cpp
+
+HEADERS +=  $$QT_ARCH_CPP/dla_p.h \
+            $$QT_ARCH_CPP/heap_hybrid_p.h \
+            $$QT_ARCH_CPP/common_p.h \
+            $$QT_ARCH_CPP/page_alloc_p.h \
+            $$QT_ARCH_CPP/slab_p.h \
+            $$QT_ARCH_CPP/qt_hybridHeap_symbian_p.h
+
+exists($${EPOCROOT}epoc32/include/platform/u32std.h):DEFINES += QT_SYMBIAN_HAVE_U32STD_H
+exists($${EPOCROOT}epoc32/include/platform/e32btrace.h):DEFINES += QT_SYMBIAN_HAVE_E32BTRACE_H
diff --git a/src/corelib/arch/symbian/common_p.h b/src/corelib/arch/symbian/common_p.h
new file mode 100644
index 0000000..1076621
--- /dev/null
+++ b/src/corelib/arch/symbian/common_p.h
@@ -0,0 +1,106 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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 __E32_COMMON_H__
+#define __E32_COMMON_H__
+
+#ifdef __KERNEL_MODE__
+#include <e32cmn.h>
+#include <e32panic.h>
+#include "u32std.h"
+#else
+#include <e32std.h>
+#include <e32base.h>
+#include <e32math.h>
+#include <e32svr.h>
+#include <e32ver.h>
+#include <e32hal.h>
+#include <e32panic.h>
+// backport of Symbian^4 allocator to Symbian^3 SDK does not contain u32exec.h
+//#include <u32exec.h>
+#endif
+
+GLREF_C void Panic(TCdtPanic aPanic);
+GLDEF_C void PanicBadArrayIndex();
+GLREF_C TInt __DoConvertNum(TUint, TRadix, TUint, TUint8*&);
+GLREF_C TInt __DoConvertNum(Uint64, TRadix, TUint, TUint8*&);
+
+#ifdef __KERNEL_MODE__
+GLREF_C void KernHeapFault(TCdtPanic aPanic);
+GLREF_C void KHeapCheckThreadState();
+TInt StringLength(const TUint16* aPtr);
+TInt StringLength(const TUint8* aPtr);
+
+#define	STD_CLASS					Kern
+#define	STRING_LENGTH(s)			StringLength(s)
+#define	STRING_LENGTH_16(s)			StringLength(s)
+#define	PANIC_CURRENT_THREAD(c,r)	Kern::PanicCurrentThread(c, r)
+#define __KERNEL_CHECK_RADIX(r)		__ASSERT_ALWAYS(((r)==EDecimal)||((r)==EHex),Panic(EInvalidRadix))
+#define	APPEND_BUF_SIZE				10
+#define	APPEND_BUF_SIZE_64			20
+#define	HEAP_PANIC(r)				Kern::Printf("HEAP CORRUPTED %s %d", __FILE__, __LINE__), RHeapK::Fault(r)
+#define	GET_PAGE_SIZE(x)			x = M::PageSizeInBytes()
+#define	DIVISION_BY_ZERO()			FAULT()
+
+#ifdef _DEBUG
+#define	__CHECK_THREAD_STATE		RHeapK::CheckThreadState()
+#else
+#define	__CHECK_THREAD_STATE
+#endif
+
+#else
+
+#define	STD_CLASS					User
+#define	STRING_LENGTH(s)			User::StringLength(s)
+#define	STRING_LENGTH_16(s)			User::StringLength(s)
+#define	PANIC_CURRENT_THREAD(c,r)	User::Panic(c, r)
+#define	MEM_COMPARE_16				Mem::Compare
+#define __KERNEL_CHECK_RADIX(r)
+#define	APPEND_BUF_SIZE				32
+#define	APPEND_BUF_SIZE_64			64
+#define	HEAP_PANIC(r)				RDebug::Printf("HEAP CORRUPTED %s %d", __FILE__, __LINE__), Panic(r)
+#define	GET_PAGE_SIZE(x)			UserHal::PageSizeInBytes(x)
+#define	DIVISION_BY_ZERO()			User::RaiseException(EExcIntegerDivideByZero)
+#define	__CHECK_THREAD_STATE
+
+#endif	// __KERNEL_MODE__
+
+#endif
diff --git a/src/corelib/arch/symbian/debugfunction.cpp b/src/corelib/arch/symbian/debugfunction.cpp
new file mode 100644
index 0000000..f3b5d2d
--- /dev/null
+++ b/src/corelib/arch/symbian/debugfunction.cpp
@@ -0,0 +1,1143 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qt_hybridheap_symbian_p.h"
+
+#ifdef QT_USE_NEW_SYMBIAN_ALLOCATOR
+
+#define GM  (&iGlobalMallocState)
+#define __HEAP_CORRUPTED_TRACE(t,p,l) BTraceContext12(BTrace::EHeap, BTrace::EHeapCorruption, (TUint32)t, (TUint32)p, (TUint32)l);
+#define __HEAP_CORRUPTED_TEST(c,x, p,l) if (!c) { if (iFlags & (EMonitorMemory+ETraceAllocs) )  __HEAP_CORRUPTED_TRACE(this,p,l)  HEAP_PANIC(x); }
+#define __HEAP_CORRUPTED_TEST_STATIC(c,t,x,p,l) if (!c) { if (t && (t->iFlags & (EMonitorMemory+ETraceAllocs) )) __HEAP_CORRUPTED_TRACE(t,p,l) HEAP_PANIC(x); }
+
+TInt RHybridHeap::DebugFunction(TInt aFunc, TAny* a1, TAny* a2)
+{
+    TInt r = KErrNone;
+    switch(aFunc)
+        {
+        
+        case RAllocator::ECount:
+            struct HeapInfo info;
+            Lock();
+            GetInfo(&info, NULL);
+            *(unsigned*)a1 = info.iFreeN;
+            r = info.iAllocN;
+            Unlock();
+            break;
+            
+        case RAllocator::EMarkStart:
+            __DEBUG_ONLY(DoMarkStart());
+            break;
+            
+        case RAllocator::EMarkEnd:
+            __DEBUG_ONLY( r = DoMarkEnd((TInt)a1) );
+            break;
+            
+        case RAllocator::ECheck:
+            r = DoCheckHeap((SCheckInfo*)a1);
+            break;
+            
+        case RAllocator::ESetFail:
+            __DEBUG_ONLY(DoSetAllocFail((TAllocFail)(TInt)a1, (TInt)a2));
+            break;
+
+        case RHybridHeap::EGetFail:
+            __DEBUG_ONLY(r = iFailType);
+            break;
+
+        case RHybridHeap::ESetBurstFail:
+#if _DEBUG
+            {
+            SRAllocatorBurstFail* fail = (SRAllocatorBurstFail*) a2;
+            DoSetAllocFail((TAllocFail)(TInt)a1, fail->iRate, fail->iBurst);
+            }
+#endif
+            break;
+            
+        case RHybridHeap::ECheckFailure:
+            // iRand will be incremented for each EFailNext, EBurstFailNext,
+            // EDeterministic and EBurstDeterministic failure.
+            r = iRand;
+            break;
+            
+        case RAllocator::ECopyDebugInfo:
+            {
+            TInt nestingLevel = ((SDebugCell*)a1)[-1].nestingLevel;
+            ((SDebugCell*)a2)[-1].nestingLevel = nestingLevel;
+            break;
+            }
+
+		case RHybridHeap::EGetSize:
+			{
+			r = iChunkSize - sizeof(RHybridHeap);
+			break;
+			}
+
+		case RHybridHeap::EGetMaxLength:
+			{
+			r = iMaxLength;
+			break;
+			}
+
+		case RHybridHeap::EGetBase:
+			{
+			*(TAny**)a1 = iBase;
+			break;
+			}
+
+		case RHybridHeap::EAlignInteger:
+			{
+			r = _ALIGN_UP((TInt)a1, iAlign);
+			break;
+			}
+
+		case RHybridHeap::EAlignAddr:
+			{
+            *(TAny**)a2 = (TAny*)_ALIGN_UP((TLinAddr)a1, iAlign);
+			break;
+			}
+
+        case RHybridHeap::EWalk:
+            struct HeapInfo hinfo;
+            SWalkInfo winfo;
+            Lock();
+            winfo.iFunction = (TWalkFunc)a1;
+            winfo.iParam    = a2;
+			winfo.iHeap     = (RHybridHeap*)this; 	
+            GetInfo(&hinfo, &winfo);
+            Unlock();
+            break;
+
+#ifndef __KERNEL_MODE__
+			
+        case RHybridHeap::EHybridHeap:
+            {
+			if ( !a1 )
+				return KErrGeneral;
+			STestCommand* cmd = (STestCommand*)a1;
+			switch ( cmd->iCommand )
+				{
+				case EGetConfig:
+					cmd->iConfig.iSlabBits = iSlabConfigBits;
+					cmd->iConfig.iDelayedSlabThreshold = iPageThreshold;
+					cmd->iConfig.iPagePower = iPageThreshold;
+					break;
+					
+				case ESetConfig:
+					//
+					// New configuration data for slab and page allocator.
+					// Reset heap to get data into use
+					//
+#if USE_HYBRID_HEAP
+					iSlabConfigBits  = cmd->iConfig.iSlabBits & 0x3fff;
+					iSlabInitThreshold = cmd->iConfig.iDelayedSlabThreshold;
+					iPageThreshold = (cmd->iConfig.iPagePower & 0x1f);
+					Reset();
+#endif
+					break;
+					
+				case EHeapMetaData:
+					cmd->iData = this;
+					break;
+					
+				case ETestData:
+					iTestData = cmd->iData;
+					break;
+
+				default:
+					return KErrNotSupported;
+					
+				}
+
+            break;
+			}
+#endif  // __KERNEL_MODE            
+            
+        default:
+            return KErrNotSupported;
+            
+        }
+    return r;
+}
+
+void RHybridHeap::Walk(SWalkInfo* aInfo, TAny* aBfr, TInt aLth, TCellType aBfrType, TAllocatorType aAllocatorType)
+{
+    //
+    // This function is always called from RHybridHeap::GetInfo.
+    // Actual walk function is called if SWalkInfo pointer is defined
+    // 
+    //
+    if ( aInfo )
+        {
+#ifdef __KERNEL_MODE__
+		(void)aAllocatorType;
+#if defined(_DEBUG)		
+		if ( aBfrType == EGoodAllocatedCell )
+			aInfo->iFunction(aInfo->iParam, aBfrType, ((TUint8*)aBfr+EDebugHdrSize), (aLth-EDebugHdrSize) );
+		else
+			aInfo->iFunction(aInfo->iParam, aBfrType,  aBfr, aLth );
+#else
+		aInfo->iFunction(aInfo->iParam, aBfrType, aBfr, aLth );
+#endif
+		
+#else  // __KERNEL_MODE__
+		
+        if ( aAllocatorType & (EFullSlab + EPartialFullSlab + EEmptySlab + ESlabSpare) )
+			{
+			if ( aInfo->iHeap )
+				{
+				TUint32 dummy;
+				TInt    npages;
+				aInfo->iHeap->DoCheckSlab((slab*)aBfr, aAllocatorType);
+				__HEAP_CORRUPTED_TEST_STATIC(aInfo->iHeap->CheckBitmap(Floor(aBfr, PAGESIZE), PAGESIZE, dummy, npages),
+											 aInfo->iHeap, ETHeapBadCellAddress, aBfr, aLth);
+				}
+			if ( aAllocatorType & EPartialFullSlab )
+				 WalkPartialFullSlab(aInfo, (slab*)aBfr, aBfrType, aLth);	
+            else if ( aAllocatorType & EFullSlab )
+					WalkFullSlab(aInfo, (slab*)aBfr, aBfrType, aLth);
+			}
+#if defined(_DEBUG)     
+        else  if ( aBfrType == EGoodAllocatedCell )
+            aInfo->iFunction(aInfo->iParam, aBfrType, ((TUint8*)aBfr+EDebugHdrSize), (aLth-EDebugHdrSize) );
+        else
+            aInfo->iFunction(aInfo->iParam, aBfrType,  aBfr, aLth );
+#else
+        else
+            aInfo->iFunction(aInfo->iParam, aBfrType, aBfr, aLth );
+#endif
+
+#endif // __KERNEL_MODE	
+        }
+}
+
+#ifndef __KERNEL_MODE__
+void RHybridHeap::WalkPartialFullSlab(SWalkInfo* aInfo, slab* aSlab, TCellType /*aBfrType*/, TInt /*aLth*/)
+{
+	if ( aInfo )
+		{
+		//
+		// Build bitmap of free buffers in the partial full slab
+		//
+		TUint32 bitmap[4];
+		__HEAP_CORRUPTED_TEST_STATIC( (aInfo->iHeap != NULL), aInfo->iHeap, ETHeapBadCellAddress, 0, aSlab);
+		aInfo->iHeap->BuildPartialSlabBitmap(bitmap, aSlab);
+		//
+		// Find used (allocated) buffers from iPartial full slab
+		//
+		TUint32 h = aSlab->iHeader;
+		TUint32 size = SlabHeaderSize(h);
+		TUint32 count = KMaxSlabPayload / size;  // Total buffer count in slab
+		TUint32 i = 0;
+		TUint32 ix = 0;
+		TUint32 bit = 1;				
+
+		while ( i < count )
+			{
+
+			if ( bitmap[ix] & bit )
+				{
+				aInfo->iFunction(aInfo->iParam, EGoodFreeCell, &aSlab->iPayload[i*size], size ); 
+				} 
+			else
+				{
+#if defined(_DEBUG)
+				aInfo->iFunction(aInfo->iParam, EGoodAllocatedCell, (&aSlab->iPayload[i*size]+EDebugHdrSize), (size-EDebugHdrSize) );
+#else				
+				aInfo->iFunction(aInfo->iParam, EGoodAllocatedCell, &aSlab->iPayload[i*size], size );
+#endif
+				}
+			bit <<= 1;
+			if ( bit == 0 )
+				{
+				bit = 1;
+				ix ++;
+				}
+
+			i ++;
+			}
+		}
+
+}
+
+void RHybridHeap::WalkFullSlab(SWalkInfo* aInfo, slab* aSlab, TCellType aBfrType, TInt /*aLth*/)
+{
+	if ( aInfo )
+		{
+		TUint32 h = aSlab->iHeader;
+		TUint32 size = SlabHeaderSize(h);
+		TUint32 count = (SlabHeaderUsedm4(h) + 4) / size;
+		TUint32 i = 0;
+		while ( i < count )
+			{
+#if defined(_DEBUG)
+			if ( aBfrType == EGoodAllocatedCell )
+				aInfo->iFunction(aInfo->iParam, aBfrType, (&aSlab->iPayload[i*size]+EDebugHdrSize), (size-EDebugHdrSize) );
+			else
+				aInfo->iFunction(aInfo->iParam, aBfrType, &aSlab->iPayload[i*size], size );
+#else
+			aInfo->iFunction(aInfo->iParam, aBfrType, &aSlab->iPayload[i*size], size );
+#endif      
+			i ++;
+			}
+		}
+}
+
+void RHybridHeap::BuildPartialSlabBitmap(TUint32* aBitmap, slab* aSlab, TAny* aBfr)
+{
+	//
+	// Build a bitmap of free buffers in a partial full slab
+	//
+	TInt i;
+	TUint32 bit = 0;
+	TUint32 index;  
+	TUint32 h = aSlab->iHeader;
+	TUint32 used = SlabHeaderUsedm4(h)+4;
+	TUint32 size = SlabHeaderSize(h);
+	TInt    count = (KMaxSlabPayload / size);
+	TInt    free_count = count -  (used / size); // Total free buffer count in slab
+	aBitmap[0] = 0, aBitmap[1] = 0,	aBitmap[2] = 0, aBitmap[3] = 0;
+	TUint32 offs = (h & 0xff) << 2;
+
+	//
+	// Process first buffer in partial slab free buffer chain
+	//
+	while ( offs )
+		{
+		unsigned char* p = (unsigned char*)Offset(aSlab, offs); 		
+		__HEAP_CORRUPTED_TEST( (sizeof(slabhdr) <= offs), ETHeapBadCellAddress, p, aSlab);
+		offs -= sizeof(slabhdr);
+		__HEAP_CORRUPTED_TEST( (offs % size == 0), ETHeapBadCellAddress, p, aSlab);
+		index = (offs / size);  // Bit index in bitmap
+		i = 0;
+		while ( i < 4 )
+			{
+			if ( index < 32 )
+				{
+				bit = (1 << index);
+				break;
+				}
+			index -= 32;
+			i ++;
+			}
+
+		__HEAP_CORRUPTED_TEST( ((aBitmap[i] & bit) == 0), ETHeapBadCellAddress, p, aSlab);  // Buffer already in chain
+
+		aBitmap[i] |= bit;
+		free_count --;
+		offs = ((unsigned)*p) << 2; // Next in free chain
+		}
+
+	__HEAP_CORRUPTED_TEST( (free_count >= 0), ETHeapBadCellAddress, aBfr, aSlab);  // free buffer count/size mismatch	
+	//
+	// Process next rest of the free buffers which are in the
+	// wilderness (at end of the slab)
+	//
+	index = count - 1;
+	i = index / 32;
+	index = index % 32;
+	while ( free_count && (i >= 0))
+		{
+		bit = (1 << index);
+		__HEAP_CORRUPTED_TEST( ((aBitmap[i] & bit) == 0), ETHeapBadCellAddress, aBfr, aSlab);  // Buffer already in chain
+		aBitmap[i] |= bit;
+		if ( index )
+			index --;
+		else
+			{
+			index = 31;
+			i --;
+			}
+		free_count --;
+		}
+
+	if ( aBfr )  // Assure that specified buffer does NOT exist in partial slab free buffer chain
+		{
+		offs = LowBits(aBfr, SLABSIZE);
+		__HEAP_CORRUPTED_TEST( (sizeof(slabhdr) <= offs), ETHeapBadCellAddress, aBfr, aSlab);
+		offs -= sizeof(slabhdr);
+		__HEAP_CORRUPTED_TEST( ((offs % size) == 0), ETHeapBadCellAddress, aBfr, aSlab);
+		index = (offs / size);  // Bit index in bitmap
+		i = 0;
+		while ( i < 4 )
+			{
+			if ( index < 32 )
+				{
+				bit = (1 << index);
+				break;
+				}
+			index -= 32;
+			i ++;
+			}
+		__HEAP_CORRUPTED_TEST( ((aBitmap[i] & bit) == 0), ETHeapBadCellAddress, aBfr, aSlab);  // Buffer already in chain
+		}
+}
+
+#endif	// __KERNEL_MODE__
+
+void RHybridHeap::WalkCheckCell(TAny* aPtr, TCellType aType, TAny* aCell, TInt aLen)
+{
+    (void)aCell;
+    SHeapCellInfo& info = *(SHeapCellInfo*)aPtr;
+    switch(aType)
+        {
+        case EGoodAllocatedCell:
+            {
+            ++info.iTotalAlloc;
+            info.iTotalAllocSize += aLen; 
+#if defined(_DEBUG)
+            RHybridHeap& h = *info.iHeap;
+            SDebugCell* DbgCell = (SDebugCell*)((TUint8*)aCell-EDebugHdrSize);
+            if ( DbgCell->nestingLevel == h.iNestingLevel )
+                {
+                if (++info.iLevelAlloc==1)
+                    info.iStranded = DbgCell;
+#ifdef __KERNEL_MODE__
+                if (KDebugNum(KSERVER) || KDebugNum(KTESTFAST))
+                    {
+                    Kern::Printf("LEAKED KERNEL HEAP CELL @ %08x : len=%d", aCell, aLen);
+                    TLinAddr base = ((TLinAddr)aCell)&~0x0f;
+                    TLinAddr end = ((TLinAddr)aCell)+(TLinAddr)aLen;
+                    while(base<end)
+                        {
+                        const TUint32* p = (const TUint32*)base;
+                        Kern::Printf("%08x: %08x %08x %08x %08x", p, p[0], p[1], p[2], p[3]);
+                        base += 16;
+                        }
+                    }
+#endif
+                }
+#endif  
+            break;
+            }
+        case EGoodFreeCell:
+            ++info.iTotalFree;
+            break;
+        case EBadAllocatedCellSize:
+            HEAP_PANIC(ETHeapBadAllocatedCellSize);
+        case EBadAllocatedCellAddress:
+            HEAP_PANIC(ETHeapBadAllocatedCellAddress);
+        case EBadFreeCellAddress:
+            HEAP_PANIC(ETHeapBadFreeCellAddress);
+        case EBadFreeCellSize:
+            HEAP_PANIC(ETHeapBadFreeCellSize);
+        default:
+            HEAP_PANIC(ETHeapWalkBadCellType);
+        }
+}
+
+
+TInt RHybridHeap::DoCheckHeap(SCheckInfo* aInfo)
+{
+    (void)aInfo;
+    SHeapCellInfo info;
+    memclr(&info, sizeof(info));
+    info.iHeap = this;
+    struct HeapInfo hinfo;
+    SWalkInfo winfo;
+    Lock();
+	DoCheckMallocState(GM);  // Check DL heap internal structure
+#ifndef __KERNEL_MODE__
+	TUint32 dummy;
+	TInt    npages;
+	__HEAP_CORRUPTED_TEST(CheckBitmap(NULL, 0, dummy, npages), ETHeapBadCellAddress, this, 0);  // Check page allocator buffers
+	DoCheckSlabTrees();	
+	DoCheckCommittedSize(npages, GM);
+#endif				   
+    winfo.iFunction = WalkCheckCell;
+    winfo.iParam    = &info;
+	winfo.iHeap     = (RHybridHeap*)this; 		
+    GetInfo(&hinfo, &winfo);
+    Unlock();
+    
+#if defined(_DEBUG)
+    if (!aInfo)
+        return KErrNone;
+    TInt expected = aInfo->iCount;
+    TInt actual = aInfo->iAll ? info.iTotalAlloc : info.iLevelAlloc;
+    if (actual!=expected && !iTestData)
+        {
+#ifdef __KERNEL_MODE__
+        Kern::Fault("KERN-ALLOC COUNT", (expected<<16)|actual );
+#else
+        User::Panic(_L("ALLOC COUNT"), (expected<<16)|actual );
+#endif
+        }
+#endif
+    return KErrNone;
+}
+
+#ifdef _DEBUG
+void RHybridHeap::DoMarkStart()
+{
+    if (iNestingLevel==0)
+        iAllocCount=0;
+    iNestingLevel++;
+}
+
+TUint32 RHybridHeap::DoMarkEnd(TInt aExpected)
+{
+    if (iNestingLevel==0)
+        return 0;
+    SHeapCellInfo info;
+    SHeapCellInfo* p = iTestData ? (SHeapCellInfo*)iTestData : &info;
+    memclr(p, sizeof(info));
+    p->iHeap = this;
+    struct HeapInfo hinfo;
+    SWalkInfo winfo;
+    Lock();
+    winfo.iFunction = WalkCheckCell;
+    winfo.iParam    = p;
+	winfo.iHeap     = (RHybridHeap*)this; 	
+    GetInfo(&hinfo, &winfo);
+    Unlock();
+    
+    if (p->iLevelAlloc != aExpected && !iTestData)
+        return (TUint32)(p->iStranded + 1);
+    if (--iNestingLevel == 0)
+        iAllocCount = 0;
+    return 0;
+}
+
+void RHybridHeap::DoSetAllocFail(TAllocFail aType, TInt aRate)
+{// Default to a burst mode of 1, as aType may be a burst type.
+    DoSetAllocFail(aType, aRate, 1);
+}
+
+void ResetAllocCellLevels(TAny* aPtr, RHybridHeap::TCellType aType, TAny* aCell, TInt aLen)
+{
+    (void)aPtr;
+    (void)aLen;
+    
+    if (aType == RHybridHeap::EGoodAllocatedCell)
+        {
+        RHybridHeap::SDebugCell* DbgCell = (RHybridHeap::SDebugCell*)((TUint8*)aCell-RHeap::EDebugHdrSize);
+        DbgCell->nestingLevel = 0;
+        }
+}
+
+// Don't change as the ETHeapBadDebugFailParameter check below and the API 
+// documentation rely on this being 16 for RHybridHeap.
+LOCAL_D const TInt KBurstFailRateShift = 16;
+LOCAL_D const TInt KBurstFailRateMask = (1 << KBurstFailRateShift) - 1;
+
+void RHybridHeap::DoSetAllocFail(TAllocFail aType, TInt aRate, TUint aBurst)
+{
+    if (aType==EReset)
+        {
+        // reset levels of all allocated cells to 0
+        // this should prevent subsequent tests failing unnecessarily
+        iFailed = EFalse;       // Reset for ECheckFailure relies on this.
+        struct HeapInfo hinfo;
+        SWalkInfo winfo;
+        Lock();
+        winfo.iFunction = (TWalkFunc)&ResetAllocCellLevels;
+        winfo.iParam    = NULL;
+		winfo.iHeap     = (RHybridHeap*)this; 	
+        GetInfo(&hinfo, &winfo);
+        Unlock();
+        // reset heap allocation mark as well
+        iNestingLevel=0;
+        iAllocCount=0;
+        aType=ENone;
+        }
+    
+    switch (aType)
+        {
+        case EBurstRandom:
+        case EBurstTrueRandom:
+        case EBurstDeterministic:
+        case EBurstFailNext:
+            // If the fail type is a burst type then iFailRate is split in 2:
+            // the 16 lsbs are the fail rate and the 16 msbs are the burst length.
+            if (TUint(aRate) > (TUint)KMaxTUint16 || aBurst > KMaxTUint16)
+                HEAP_PANIC(ETHeapBadDebugFailParameter);
+            
+            iFailed = EFalse;
+            iFailType = aType;
+            iFailRate = (aRate == 0) ? 1 : aRate;
+            iFailAllocCount = -iFailRate;
+            iFailRate = iFailRate | (aBurst << KBurstFailRateShift);
+            break;
+            
+        default:
+            iFailed = EFalse;
+            iFailType = aType;
+            iFailRate = (aRate == 0) ? 1 : aRate; // A rate of <1 is meaningless
+            iFailAllocCount = 0;
+            break;
+        }
+    
+    // Set up iRand for either:
+    //      - random seed value, or
+    //      - a count of the number of failures so far.
+    iRand = 0;
+#ifndef __KERNEL_MODE__
+    switch (iFailType)
+        {
+        case ETrueRandom:
+        case EBurstTrueRandom:
+            {
+            TTime time;
+            time.HomeTime();
+            TInt64 seed = time.Int64();
+            iRand = Math::Rand(seed);
+            break;
+            }
+        case ERandom:
+        case EBurstRandom:
+            {
+            TInt64 seed = 12345;
+            iRand = Math::Rand(seed);
+            break;
+            }
+        default:
+            break;
+        }
+#endif
+}
+
+TBool RHybridHeap::CheckForSimulatedAllocFail()
+//
+// Check to see if the user has requested simulated alloc failure, and if so possibly 
+// Return ETrue indicating a failure.
+//
+{
+    // For burst mode failures iFailRate is shared
+    TUint16 rate  = (TUint16)(iFailRate &  KBurstFailRateMask);
+    TUint16 burst = (TUint16)(iFailRate >> KBurstFailRateShift);
+    TBool r = EFalse;
+    switch (iFailType)
+        {
+#ifndef __KERNEL_MODE__
+        case ERandom:
+        case ETrueRandom:
+            if (++iFailAllocCount>=iFailRate) 
+                {   
+                iFailAllocCount=0;
+                if (!iFailed) // haven't failed yet after iFailRate allocations so fail now
+                    return(ETrue); 
+                iFailed=EFalse;
+                }
+            else   
+                {
+                if (!iFailed)
+                    {
+                    TInt64 seed=iRand;
+                    iRand=Math::Rand(seed);
+                    if (iRand%iFailRate==0)
+                        {
+                        iFailed=ETrue;
+                        return(ETrue);
+                        }
+                    }
+                }
+            break;
+            
+        case EBurstRandom:
+        case EBurstTrueRandom:
+            if (++iFailAllocCount < 0) 
+                {
+                // We haven't started failing yet so should we now?
+                TInt64 seed = iRand;
+                iRand = Math::Rand(seed);
+                if (iRand % rate == 0)
+                    {// Fail now.  Reset iFailAllocCount so we fail burst times
+                    iFailAllocCount = 0;
+                    r = ETrue;
+                    }
+                }
+            else
+                {
+                if (iFailAllocCount < burst)
+                    {// Keep failing for burst times
+                    r = ETrue;
+                    }
+                else
+                    {// We've now failed burst times so start again.
+                    iFailAllocCount = -(rate - 1);
+                    }
+                }
+            break;
+#endif
+        case EDeterministic:
+            if (++iFailAllocCount%iFailRate==0)
+                {
+                r=ETrue;
+                iRand++;    // Keep count of how many times we have failed
+                }
+            break;
+            
+        case EBurstDeterministic:
+            // This will fail burst number of times, every rate attempts.
+            if (++iFailAllocCount >= 0)
+                {
+                if (iFailAllocCount == burst - 1)
+                    {// This is the burst time we have failed so make it the last by
+                    // reseting counts so we next fail after rate attempts.
+                    iFailAllocCount = -rate;
+                    }
+                r = ETrue;
+                iRand++;    // Keep count of how many times we have failed
+                }
+            break;
+            
+        case EFailNext:
+            if ((++iFailAllocCount%iFailRate)==0)
+                {
+                iFailType=ENone;
+                r=ETrue;
+                iRand++;    // Keep count of how many times we have failed
+                }
+            break;
+            
+        case EBurstFailNext:
+            if (++iFailAllocCount >= 0)
+                {
+                if (iFailAllocCount == burst - 1)
+                    {// This is the burst time we have failed so make it the last.
+                    iFailType = ENone;
+                    }
+                r = ETrue;
+                iRand++;    // Keep count of how many times we have failed
+                }
+            break;
+            
+        default:
+            break;
+        }
+    return r;
+}
+
+#endif  // DEBUG
+
+//
+//  Methods for Doug Lea allocator detailed check
+//
+
+void RHybridHeap::DoCheckAnyChunk(mstate m, mchunkptr p)
+{
+    __HEAP_CORRUPTED_TEST(((IS_ALIGNED(CHUNK2MEM(p))) || (p->iHead == FENCEPOST_HEAD)), ETHeapBadCellAddress, p, 0);
+	(void)m;
+}
+
+/* Check properties of iTop chunk */
+void RHybridHeap::DoCheckTopChunk(mstate m, mchunkptr p)
+{
+    msegmentptr sp = &m->iSeg;
+    size_t  sz = CHUNKSIZE(p);
+    __HEAP_CORRUPTED_TEST((sp != 0), ETHeapBadCellAddress, p, 0);
+    __HEAP_CORRUPTED_TEST(((IS_ALIGNED(CHUNK2MEM(p))) || (p->iHead == FENCEPOST_HEAD)), ETHeapBadCellAddress, p,0);
+    __HEAP_CORRUPTED_TEST((sz == m->iTopSize), ETHeapBadCellAddress,p,0);
+    __HEAP_CORRUPTED_TEST((sz > 0), ETHeapBadCellAddress,p,0);
+    __HEAP_CORRUPTED_TEST((sz == ((sp->iBase + sp->iSize) - (TUint8*)p) - TOP_FOOT_SIZE), ETHeapBadCellAddress,p,0);
+    __HEAP_CORRUPTED_TEST((PINUSE(p)), ETHeapBadCellAddress,p,0);
+    __HEAP_CORRUPTED_TEST((!NEXT_PINUSE(p)), ETHeapBadCellAddress,p,0);
+}
+
+/* Check properties of inuse chunks */
+void RHybridHeap::DoCheckInuseChunk(mstate m, mchunkptr p)
+{
+    DoCheckAnyChunk(m, p);
+    __HEAP_CORRUPTED_TEST((CINUSE(p)), ETHeapBadCellAddress,p,0);
+    __HEAP_CORRUPTED_TEST((NEXT_PINUSE(p)), ETHeapBadCellAddress,p,0);
+    /* If not PINUSE and not mmapped, previous chunk has OK offset */
+    __HEAP_CORRUPTED_TEST((PINUSE(p) || NEXT_CHUNK(PREV_CHUNK(p)) == p), ETHeapBadCellAddress,p,0);
+}
+
+/* Check properties of free chunks */
+void RHybridHeap::DoCheckFreeChunk(mstate m, mchunkptr p)
+{
+    size_t sz = p->iHead & ~(PINUSE_BIT|CINUSE_BIT);
+    mchunkptr next = CHUNK_PLUS_OFFSET(p, sz);
+    DoCheckAnyChunk(m, p);
+    __HEAP_CORRUPTED_TEST((!CINUSE(p)), ETHeapBadCellAddress,p,0);
+    __HEAP_CORRUPTED_TEST((!NEXT_PINUSE(p)), ETHeapBadCellAddress,p,0);
+    if (p != m->iDv && p != m->iTop)
+        {
+        if (sz >= MIN_CHUNK_SIZE)
+            {
+            __HEAP_CORRUPTED_TEST(((sz & CHUNK_ALIGN_MASK) == 0), ETHeapBadCellAddress,p,0);
+            __HEAP_CORRUPTED_TEST((IS_ALIGNED(CHUNK2MEM(p))), ETHeapBadCellAddress,p,0);
+            __HEAP_CORRUPTED_TEST((next->iPrevFoot == sz), ETHeapBadCellAddress,p,0);
+            __HEAP_CORRUPTED_TEST((PINUSE(p)), ETHeapBadCellAddress,p,0);
+            __HEAP_CORRUPTED_TEST( (next == m->iTop || CINUSE(next)), ETHeapBadCellAddress,p,0);
+            __HEAP_CORRUPTED_TEST((p->iFd->iBk == p), ETHeapBadCellAddress,p,0);
+            __HEAP_CORRUPTED_TEST((p->iBk->iFd == p), ETHeapBadCellAddress,p,0);
+            }
+        else    /* markers are always of size SIZE_T_SIZE */
+            __HEAP_CORRUPTED_TEST((sz == SIZE_T_SIZE), ETHeapBadCellAddress,p,0);
+        }
+}
+
+/* Check properties of malloced chunks at the point they are malloced */
+void RHybridHeap::DoCheckMallocedChunk(mstate m, void* mem, size_t s)
+{
+    if (mem != 0)
+        {
+        mchunkptr p = MEM2CHUNK(mem);
+        size_t sz = p->iHead & ~(PINUSE_BIT|CINUSE_BIT);
+        DoCheckInuseChunk(m, p);
+        __HEAP_CORRUPTED_TEST(((sz & CHUNK_ALIGN_MASK) == 0), ETHeapBadCellAddress,p,0);
+        __HEAP_CORRUPTED_TEST((sz >= MIN_CHUNK_SIZE), ETHeapBadCellAddress,p,0);
+        __HEAP_CORRUPTED_TEST((sz >= s), ETHeapBadCellAddress,p,0);
+        /* unless mmapped, size is less than MIN_CHUNK_SIZE more than request */
+        __HEAP_CORRUPTED_TEST((sz < (s + MIN_CHUNK_SIZE)), ETHeapBadCellAddress,p,0);
+        }
+}
+
+/* Check a tree and its subtrees.   */
+void RHybridHeap::DoCheckTree(mstate m, tchunkptr t)
+{
+    tchunkptr head = 0;
+    tchunkptr u = t;
+    bindex_t tindex = t->iIndex;
+    size_t tsize = CHUNKSIZE(t);
+    bindex_t idx;
+    DoComputeTreeIndex(tsize, idx);
+    __HEAP_CORRUPTED_TEST((tindex == idx), ETHeapBadCellAddress,u,0);
+    __HEAP_CORRUPTED_TEST((tsize >= MIN_LARGE_SIZE), ETHeapBadCellAddress,u,0);
+    __HEAP_CORRUPTED_TEST((tsize >= MINSIZE_FOR_TREE_INDEX(idx)), ETHeapBadCellAddress,u,0);
+    __HEAP_CORRUPTED_TEST(((idx == NTREEBINS-1) || (tsize < MINSIZE_FOR_TREE_INDEX((idx+1)))), ETHeapBadCellAddress,u,0);
+    
+    do
+        { /* traverse through chain of same-sized nodes */
+        DoCheckAnyChunk(m, ((mchunkptr)u));
+        __HEAP_CORRUPTED_TEST((u->iIndex == tindex), ETHeapBadCellAddress,u,0);
+        __HEAP_CORRUPTED_TEST((CHUNKSIZE(u) == tsize), ETHeapBadCellAddress,u,0);
+        __HEAP_CORRUPTED_TEST((!CINUSE(u)), ETHeapBadCellAddress,u,0);
+        __HEAP_CORRUPTED_TEST((!NEXT_PINUSE(u)), ETHeapBadCellAddress,u,0);
+        __HEAP_CORRUPTED_TEST((u->iFd->iBk == u), ETHeapBadCellAddress,u,0);
+        __HEAP_CORRUPTED_TEST((u->iBk->iFd == u), ETHeapBadCellAddress,u,0);
+        if (u->iParent == 0)
+            {
+            __HEAP_CORRUPTED_TEST((u->iChild[0] == 0), ETHeapBadCellAddress,u,0);
+            __HEAP_CORRUPTED_TEST((u->iChild[1] == 0), ETHeapBadCellAddress,u,0);
+            }
+        else
+            {
+            __HEAP_CORRUPTED_TEST((head == 0), ETHeapBadCellAddress,u,0); /* only one node on chain has iParent */
+            head = u;
+            __HEAP_CORRUPTED_TEST((u->iParent != u), ETHeapBadCellAddress,u,0);
+            __HEAP_CORRUPTED_TEST( (u->iParent->iChild[0] == u ||
+                    u->iParent->iChild[1] == u ||
+                    *((tbinptr*)(u->iParent)) == u), ETHeapBadCellAddress,u,0);
+            if (u->iChild[0] != 0)
+                {
+                __HEAP_CORRUPTED_TEST((u->iChild[0]->iParent == u), ETHeapBadCellAddress,u,0);
+                __HEAP_CORRUPTED_TEST((u->iChild[0] != u), ETHeapBadCellAddress,u,0);
+                DoCheckTree(m, u->iChild[0]);
+                }
+            if (u->iChild[1] != 0)
+                {
+                __HEAP_CORRUPTED_TEST((u->iChild[1]->iParent == u), ETHeapBadCellAddress,u,0);
+                __HEAP_CORRUPTED_TEST((u->iChild[1] != u), ETHeapBadCellAddress,u,0);
+                DoCheckTree(m, u->iChild[1]);
+                }
+            if (u->iChild[0] != 0 && u->iChild[1] != 0)
+                {
+                __HEAP_CORRUPTED_TEST((CHUNKSIZE(u->iChild[0]) < CHUNKSIZE(u->iChild[1])), ETHeapBadCellAddress,u,0);
+                }
+            }
+        u = u->iFd;
+        }
+    while (u != t);
+    __HEAP_CORRUPTED_TEST((head != 0), ETHeapBadCellAddress,u,0);
+}
+
+/*  Check all the chunks in a treebin.  */
+void RHybridHeap::DoCheckTreebin(mstate m, bindex_t i)
+{
+    tbinptr* tb = TREEBIN_AT(m, i);
+    tchunkptr t = *tb;
+    int empty = (m->iTreeMap & (1U << i)) == 0;
+    if (t == 0)
+        __HEAP_CORRUPTED_TEST((empty), ETHeapBadCellAddress,t,0);
+    if (!empty)
+        DoCheckTree(m, t);
+}
+
+/*  Check all the chunks in a smallbin. */
+void RHybridHeap::DoCheckSmallbin(mstate m, bindex_t i)
+{
+    sbinptr b = SMALLBIN_AT(m, i);
+    mchunkptr p = b->iBk;
+    unsigned int empty = (m->iSmallMap & (1U << i)) == 0;
+    if (p == b)
+        __HEAP_CORRUPTED_TEST((empty), ETHeapBadCellAddress,p,0);
+    if (!empty)
+        {
+        for (; p != b; p = p->iBk)
+            {
+            size_t size = CHUNKSIZE(p);
+            mchunkptr q;
+            /* each chunk claims to be free */
+            DoCheckFreeChunk(m, p);
+            /* chunk belongs in bin */
+            __HEAP_CORRUPTED_TEST((SMALL_INDEX(size) == i), ETHeapBadCellAddress,p,0);
+            __HEAP_CORRUPTED_TEST((p->iBk == b || CHUNKSIZE(p->iBk) == CHUNKSIZE(p)), ETHeapBadCellAddress,p,0);
+            /* chunk is followed by an inuse chunk */
+            q = NEXT_CHUNK(p);
+            if (q->iHead != FENCEPOST_HEAD)
+                DoCheckInuseChunk(m, q);
+            }
+        }
+}
+
+/* Find x in a bin. Used in other check functions. */
+TInt RHybridHeap::BinFind(mstate m, mchunkptr x)
+{
+    size_t size = CHUNKSIZE(x);
+    if (IS_SMALL(size))
+        {
+        bindex_t sidx = SMALL_INDEX(size);
+        sbinptr b = SMALLBIN_AT(m, sidx);
+        if (SMALLMAP_IS_MARKED(m, sidx))
+            {
+            mchunkptr p = b;
+            do
+                {
+                if (p == x)
+                    return 1;
+                }
+            while ((p = p->iFd) != b);
+            }
+        }
+    else
+        {
+        bindex_t tidx;
+        DoComputeTreeIndex(size, tidx);
+        if (TREEMAP_IS_MARKED(m, tidx))
+            {
+            tchunkptr t = *TREEBIN_AT(m, tidx);
+            size_t sizebits = size << LEFTSHIFT_FOR_TREE_INDEX(tidx);
+            while (t != 0 && CHUNKSIZE(t) != size)
+                {
+                t = t->iChild[(sizebits >> (SIZE_T_BITSIZE-SIZE_T_ONE)) & 1];
+                sizebits <<= 1;
+                }
+            if (t != 0)
+                {
+                tchunkptr u = t;
+                do
+                    {
+                    if (u == (tchunkptr)x)
+                        return 1;
+                    }
+                while ((u = u->iFd) != t);
+                }
+            }
+        }
+    return 0;
+}
+
+/* Traverse each chunk and check it; return total */
+size_t RHybridHeap::TraverseAndCheck(mstate m)
+{
+    size_t sum = 0;
+    msegmentptr s = &m->iSeg;
+    sum += m->iTopSize + TOP_FOOT_SIZE;
+    mchunkptr q = ALIGN_AS_CHUNK(s->iBase);
+    mchunkptr lastq = 0;
+    __HEAP_CORRUPTED_TEST((PINUSE(q)), ETHeapBadCellAddress,q,0);
+    while (q != m->iTop && q->iHead != FENCEPOST_HEAD)
+        {
+        sum += CHUNKSIZE(q);
+        if (CINUSE(q))
+            {
+            __HEAP_CORRUPTED_TEST((!BinFind(m, q)), ETHeapBadCellAddress,q,0);
+            DoCheckInuseChunk(m, q);
+            }
+        else
+            {
+            __HEAP_CORRUPTED_TEST((q == m->iDv || BinFind(m, q)), ETHeapBadCellAddress,q,0);
+            __HEAP_CORRUPTED_TEST((lastq == 0 || CINUSE(lastq)), ETHeapBadCellAddress,q,0); /* Not 2 consecutive free */
+            DoCheckFreeChunk(m, q);
+            }
+        lastq = q;
+        q = NEXT_CHUNK(q);
+        }
+    return sum;
+}
+
+/* Check all properties of malloc_state. */
+void RHybridHeap::DoCheckMallocState(mstate m)
+{
+    bindex_t i;
+//    size_t total;
+    /* check bins */
+    for (i = 0; i < NSMALLBINS; ++i)
+        DoCheckSmallbin(m, i);
+    for (i = 0; i < NTREEBINS; ++i)
+        DoCheckTreebin(m, i);
+    
+    if (m->iDvSize != 0)
+        { /* check iDv chunk */
+        DoCheckAnyChunk(m, m->iDv);
+        __HEAP_CORRUPTED_TEST((m->iDvSize == CHUNKSIZE(m->iDv)), ETHeapBadCellAddress,m->iDv,0);
+        __HEAP_CORRUPTED_TEST((m->iDvSize >= MIN_CHUNK_SIZE), ETHeapBadCellAddress,m->iDv,0);
+        __HEAP_CORRUPTED_TEST((BinFind(m, m->iDv) == 0), ETHeapBadCellAddress,m->iDv,0);
+        }
+    
+    if (m->iTop != 0)
+        {    /* check iTop chunk */
+        DoCheckTopChunk(m, m->iTop);
+        __HEAP_CORRUPTED_TEST((m->iTopSize == CHUNKSIZE(m->iTop)), ETHeapBadCellAddress,m->iTop,0);
+        __HEAP_CORRUPTED_TEST((m->iTopSize > 0), ETHeapBadCellAddress,m->iTop,0);
+        __HEAP_CORRUPTED_TEST((BinFind(m, m->iTop) == 0), ETHeapBadCellAddress,m->iTop,0);
+        }
+    
+//    total =
+    TraverseAndCheck(m);
+}
+
+#ifndef __KERNEL_MODE__
+//
+//  Methods for Slab allocator detailed check
+//
+void RHybridHeap::DoCheckSlabTree(slab** aS, TBool aPartialPage)
+{
+	slab* s = *aS;
+	if (!s)
+		return;
+
+	TUint size = SlabHeaderSize(s->iHeader);
+	slab** parent = aS;
+	slab** child2 = &s->iChild2;
+
+	while ( s )
+		{
+		__HEAP_CORRUPTED_TEST((s->iParent == parent), ETHeapBadCellAddress,s,SLABSIZE);
+		__HEAP_CORRUPTED_TEST((!s->iChild1 || s < s->iChild1), ETHeapBadCellAddress,s,SLABSIZE);
+		__HEAP_CORRUPTED_TEST((!s->iChild2 || s < s->iChild2), ETHeapBadCellAddress,s,SLABSIZE);
+
+		if ( aPartialPage )
+			{
+			if ( s->iChild1 )
+				size = SlabHeaderSize(s->iChild1->iHeader);
+			}
+		else
+			{
+			__HEAP_CORRUPTED_TEST((SlabHeaderSize(s->iHeader) == size), ETHeapBadCellAddress,s,SLABSIZE);
+			}
+		parent = &s->iChild1;
+		s = s->iChild1;
+
+		}
+
+	parent = child2;
+	s = *child2;
+
+	while ( s )
+		{
+		__HEAP_CORRUPTED_TEST((s->iParent == parent), ETHeapBadCellAddress,s,SLABSIZE);
+		__HEAP_CORRUPTED_TEST((!s->iChild1 || s < s->iChild1), ETHeapBadCellAddress,s,SLABSIZE);
+		__HEAP_CORRUPTED_TEST((!s->iChild2 || s < s->iChild2), ETHeapBadCellAddress,s,SLABSIZE);
+
+		if ( aPartialPage )
+			{
+			if ( s->iChild2 )
+				size = SlabHeaderSize(s->iChild2->iHeader);
+			}
+		else
+			{
+			__HEAP_CORRUPTED_TEST((SlabHeaderSize(s->iHeader) == size), ETHeapBadCellAddress,s,SLABSIZE);
+			}
+		parent = &s->iChild2;
+		s = s->iChild2;
+
+		}
+
+}
+
+void RHybridHeap::DoCheckSlabTrees()
+{
+	for (TInt i = 0; i < (MAXSLABSIZE>>2); ++i)
+		DoCheckSlabTree(&iSlabAlloc[i].iPartial, EFalse);
+	DoCheckSlabTree(&iPartialPage, ETrue);
+}
+
+void RHybridHeap::DoCheckSlab(slab* aSlab, TAllocatorType aSlabType, TAny* aBfr)
+{
+   if ( (aSlabType == ESlabSpare) || (aSlabType == EEmptySlab) )
+	  return;
+   
+   unsigned h = aSlab->iHeader;
+   __HEAP_CORRUPTED_TEST((ZEROBITS(h)), ETHeapBadCellAddress,aBfr,aSlab);   
+   unsigned used = SlabHeaderUsedm4(h)+4;
+   unsigned size = SlabHeaderSize(h);
+   __HEAP_CORRUPTED_TEST( (used < SLABSIZE),ETHeapBadCellAddress, aBfr, aSlab);
+   __HEAP_CORRUPTED_TEST( ((size > 3 ) && (size < MAXSLABSIZE)), ETHeapBadCellAddress,aBfr,aSlab);         
+	unsigned count = 0;
+
+	switch ( aSlabType )
+		{
+		case EFullSlab:
+			count = (KMaxSlabPayload / size );			
+  			__HEAP_CORRUPTED_TEST((used == count*size), ETHeapBadCellAddress,aBfr,aSlab);	
+			__HEAP_CORRUPTED_TEST((HeaderFloating(h)), ETHeapBadCellAddress,aBfr,aSlab);
+			break;
+
+		case EPartialFullSlab:
+			__HEAP_CORRUPTED_TEST(((used % size)==0),ETHeapBadCellAddress,aBfr,aSlab);
+			__HEAP_CORRUPTED_TEST(((SlabHeaderFree(h) == 0) || (((SlabHeaderFree(h)<<2)-sizeof(slabhdr)) % SlabHeaderSize(h) == 0)),
+								  ETHeapBadCellAddress,aBfr,aSlab);
+			break;
+
+		default:
+            break;
+			
+		}
+}
+
+//
+//  Check that committed size in heap equals number of pages in bitmap
+//  plus size of Doug Lea region
+//
+void RHybridHeap::DoCheckCommittedSize(TInt aNPages, mstate aM)
+{
+	TInt total_committed = (aNPages * iPageSize) + aM->iSeg.iSize + (iBase - (TUint8*)this);
+	__HEAP_CORRUPTED_TEST((total_committed == iChunkSize), ETHeapBadCellAddress,total_committed,iChunkSize);	
+}
+
+#endif  // __KERNEL_MODE__  
+
+#endif /* QT_USE_NEW_SYMBIAN_ALLOCATOR */
diff --git a/src/corelib/arch/symbian/dla_p.h b/src/corelib/arch/symbian/dla_p.h
new file mode 100644
index 0000000..519a4a2
--- /dev/null
+++ b/src/corelib/arch/symbian/dla_p.h
@@ -0,0 +1,969 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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 __DLA__
+#define __DLA__
+
+#define DEFAULT_TRIM_THRESHOLD ((size_t)4U * (size_t)1024U)
+
+#define MSPACES 0
+#define HAVE_MORECORE 1
+#define	MORECORE_CONTIGUOUS 1
+#define	HAVE_MMAP 0
+#define HAVE_MREMAP 0
+#define DEFAULT_GRANULARITY (4096U)
+#define FOOTERS 0
+#define USE_LOCKS 0
+#define INSECURE 1
+#define NO_MALLINFO 0
+
+#define LACKS_SYS_TYPES_H
+#ifndef LACKS_SYS_TYPES_H
+#include <sys/types.h>  /* For size_t */
+#else
+#ifndef _SIZE_T_DECLARED
+typedef unsigned int size_t;
+#define	_SIZE_T_DECLARED
+#endif
+#endif  /* LACKS_SYS_TYPES_H */
+
+/* The maximum possible size_t value has all bits set */
+#define MAX_SIZE_T           (~(size_t)0)
+
+#ifndef ONLY_MSPACES
+	#define ONLY_MSPACES 0
+#endif  /* ONLY_MSPACES */
+
+#ifndef MSPACES
+	#if ONLY_MSPACES
+		#define MSPACES 1
+	#else   /* ONLY_MSPACES */
+		#define MSPACES 0
+	#endif  /* ONLY_MSPACES */
+#endif  /* MSPACES */
+
+//#ifndef MALLOC_ALIGNMENT
+//	#define MALLOC_ALIGNMENT ((size_t)8U)
+//#endif  /* MALLOC_ALIGNMENT */
+
+#ifndef FOOTERS
+	#define FOOTERS 0
+#endif  /* FOOTERS */
+
+#ifndef ABORT
+//	#define ABORT  abort()
+//	#define ABORT  User::Invariant()// redefined so euser isn't dependant on oe
+  	#define ABORT  HEAP_PANIC(ETHeapBadCellAddress)
+#endif  /* ABORT */
+
+#ifndef PROCEED_ON_ERROR
+	#define PROCEED_ON_ERROR 0
+#endif  /* PROCEED_ON_ERROR */
+
+#ifndef USE_LOCKS
+	#define USE_LOCKS 0
+#endif  /* USE_LOCKS */
+
+#ifndef INSECURE
+	#define INSECURE 0
+#endif  /* INSECURE */
+
+#ifndef HAVE_MMAP
+	#define HAVE_MMAP 1
+#endif  /* HAVE_MMAP */
+
+#ifndef MMAP_CLEARS
+	#define MMAP_CLEARS 1
+#endif  /* MMAP_CLEARS */
+
+#ifndef HAVE_MREMAP
+	#ifdef linux
+		#define HAVE_MREMAP 1
+	#else   /* linux */
+		#define HAVE_MREMAP 0
+	#endif  /* linux */
+#endif  /* HAVE_MREMAP */
+
+#ifndef MALLOC_FAILURE_ACTION
+	//#define MALLOC_FAILURE_ACTION  errno = ENOMEM;
+	#define MALLOC_FAILURE_ACTION ;
+#endif  /* MALLOC_FAILURE_ACTION */
+
+#ifndef HAVE_MORECORE
+	#if ONLY_MSPACES
+		#define HAVE_MORECORE 1 /*AMOD: has changed */
+	#else   /* ONLY_MSPACES */
+		#define HAVE_MORECORE 1
+	#endif  /* ONLY_MSPACES */
+#endif  /* HAVE_MORECORE */
+
+#if !HAVE_MORECORE
+	#define MORECORE_CONTIGUOUS 0
+#else   /* !HAVE_MORECORE */
+	#ifndef MORECORE
+		#define MORECORE DLAdjust
+	#endif  /* MORECORE */
+	#ifndef MORECORE_CONTIGUOUS
+		#define MORECORE_CONTIGUOUS 0
+	#endif  /* MORECORE_CONTIGUOUS */
+#endif  /* !HAVE_MORECORE */
+
+#ifndef DEFAULT_GRANULARITY
+	#if MORECORE_CONTIGUOUS
+		#define DEFAULT_GRANULARITY 4096  /* 0 means to compute in init_mparams */
+	#else   /* MORECORE_CONTIGUOUS */
+		#define DEFAULT_GRANULARITY ((size_t)64U * (size_t)1024U)
+	#endif  /* MORECORE_CONTIGUOUS */
+#endif  /* DEFAULT_GRANULARITY */
+
+#ifndef DEFAULT_TRIM_THRESHOLD
+	#ifndef MORECORE_CANNOT_TRIM
+		#define DEFAULT_TRIM_THRESHOLD ((size_t)2U * (size_t)1024U * (size_t)1024U)
+	#else   /* MORECORE_CANNOT_TRIM */
+		#define DEFAULT_TRIM_THRESHOLD MAX_SIZE_T
+	#endif  /* MORECORE_CANNOT_TRIM */	
+#endif  /* DEFAULT_TRIM_THRESHOLD */
+
+#ifndef DEFAULT_MMAP_THRESHOLD
+	#if HAVE_MMAP
+		#define DEFAULT_MMAP_THRESHOLD ((size_t)256U * (size_t)1024U)
+	#else   /* HAVE_MMAP */
+		#define DEFAULT_MMAP_THRESHOLD MAX_SIZE_T
+	#endif  /* HAVE_MMAP */
+#endif  /* DEFAULT_MMAP_THRESHOLD */
+
+#ifndef USE_BUILTIN_FFS
+	#define USE_BUILTIN_FFS 0
+#endif  /* USE_BUILTIN_FFS */
+
+#ifndef USE_DEV_RANDOM
+	#define USE_DEV_RANDOM 0
+#endif  /* USE_DEV_RANDOM */
+
+#ifndef NO_MALLINFO
+	#define NO_MALLINFO 0
+#endif  /* NO_MALLINFO */
+#ifndef MALLINFO_FIELD_TYPE
+	#define MALLINFO_FIELD_TYPE size_t
+#endif  /* MALLINFO_FIELD_TYPE */
+
+/*
+  mallopt tuning options.  SVID/XPG defines four standard parameter
+  numbers for mallopt, normally defined in malloc.h.  None of these
+  are used in this malloc, so setting them has no effect. But this
+  malloc does support the following options.
+*/
+
+#define M_TRIM_THRESHOLD     (-1)
+#define M_GRANULARITY        (-2)
+#define M_MMAP_THRESHOLD     (-3)
+
+#if !NO_MALLINFO
+/*
+  This version of malloc supports the standard SVID/XPG mallinfo
+  routine that returns a struct containing usage properties and
+  statistics. It should work on any system that has a
+  /usr/include/malloc.h defining struct mallinfo.  The main
+  declaration needed is the mallinfo struct that is returned (by-copy)
+  by mallinfo().  The malloinfo struct contains a bunch of fields that
+  are not even meaningful in this version of malloc.  These fields are
+  are instead filled by mallinfo() with other numbers that might be of
+  interest.
+
+  HAVE_USR_INCLUDE_MALLOC_H should be set if you have a
+  /usr/include/malloc.h file that includes a declaration of struct
+  mallinfo.  If so, it is included; else a compliant version is
+  declared below.  These must be precisely the same for mallinfo() to
+  work.  The original SVID version of this struct, defined on most
+  systems with mallinfo, declares all fields as ints. But some others
+  define as unsigned long. If your system defines the fields using a
+  type of different width than listed here, you MUST #include your
+  system version and #define HAVE_USR_INCLUDE_MALLOC_H.
+*/
+
+/* #define HAVE_USR_INCLUDE_MALLOC_H */
+
+#ifdef HAVE_USR_INCLUDE_MALLOC_H
+#include "/usr/include/malloc.h"
+#else /* HAVE_USR_INCLUDE_MALLOC_H */
+
+struct mallinfo {
+  MALLINFO_FIELD_TYPE iArena;    /* non-mmapped space allocated from system */
+  MALLINFO_FIELD_TYPE iOrdblks;  /* number of free chunks */
+  MALLINFO_FIELD_TYPE iSmblks;   /* always 0 */
+  MALLINFO_FIELD_TYPE iHblks;    /* always 0 */
+  MALLINFO_FIELD_TYPE iHblkhd;   /* space in mmapped regions */
+  MALLINFO_FIELD_TYPE iUsmblks;  /* maximum total allocated space */
+  MALLINFO_FIELD_TYPE iFsmblks;  /* always 0 */
+  MALLINFO_FIELD_TYPE iUordblks; /* total allocated space */
+  MALLINFO_FIELD_TYPE iFordblks; /* total free space */
+  MALLINFO_FIELD_TYPE iKeepcost; /* releasable (via malloc_trim) space */
+  MALLINFO_FIELD_TYPE iCellCount;/* Number of chunks allocated*/
+};
+
+#endif /* HAVE_USR_INCLUDE_MALLOC_H */
+#endif /* NO_MALLINFO */
+
+#if MSPACES
+	typedef void* mspace;
+#endif /* MSPACES */
+
+#if 0
+
+#include <stdio.h>/* for printing in malloc_stats */
+
+#ifndef LACKS_ERRNO_H
+	#include <errno.h>       /* for MALLOC_FAILURE_ACTION */
+#endif /* LACKS_ERRNO_H */
+
+#if FOOTERS
+	#include <time.h>        /* for iMagic initialization */
+#endif /* FOOTERS */
+
+#ifndef LACKS_STDLIB_H
+	#include <stdlib.h>      /* for abort() */
+#endif /* LACKS_STDLIB_H */
+
+#if !defined(ASSERT)
+#define ASSERT(x) __ASSERT_DEBUG(x, HEAP_PANIC(ETHeapBadCellAddress))
+#endif
+	
+#ifndef LACKS_STRING_H
+	#include <string.h>      /* for memset etc */
+#endif  /* LACKS_STRING_H */
+
+#if USE_BUILTIN_FFS
+	#ifndef LACKS_STRINGS_H
+		#include <strings.h>     /* for ffs */
+	#endif /* LACKS_STRINGS_H */
+#endif /* USE_BUILTIN_FFS */
+
+#if HAVE_MMAP
+	#ifndef LACKS_SYS_MMAN_H
+		#include <sys/mman.h>    /* for mmap */
+	#endif /* LACKS_SYS_MMAN_H */
+	#ifndef LACKS_FCNTL_H
+		#include <fcntl.h>
+	#endif /* LACKS_FCNTL_H */
+#endif /* HAVE_MMAP */
+
+#if HAVE_MORECORE
+	#ifndef LACKS_UNISTD_H
+		#include <unistd.h>     /* for sbrk */
+	extern void*     sbrk(size_t);
+	#else /* LACKS_UNISTD_H */
+		#if !defined(__FreeBSD__) && !defined(__OpenBSD__) && !defined(__NetBSD__)
+			extern void*     sbrk(ptrdiff_t);			
+			/*Amod sbrk is not defined in WIN32 need to check in symbian*/
+		#endif /* FreeBSD etc */
+	#endif /* LACKS_UNISTD_H */
+#endif /* HAVE_MORECORE */
+
+#endif
+
+/*AMOD: For MALLOC_GETPAGESIZE*/
+#if 0	// replaced with GET_PAGE_SIZE() defined in heap.cpp
+#ifndef WIN32
+	#ifndef MALLOC_GETPAGESIZE
+		#ifdef _SC_PAGESIZE         /* some SVR4 systems omit an underscore */
+			#ifndef _SC_PAGE_SIZE
+				#define _SC_PAGE_SIZE _SC_PAGESIZE
+			#endif
+		#endif
+		#ifdef _SC_PAGE_SIZE
+			#define MALLOC_GETPAGESIZE sysconf(_SC_PAGE_SIZE)
+		#else
+			#if defined(BSD) || defined(DGUX) || defined(HAVE_GETPAGESIZE)
+				extern size_t getpagesize();
+				#define MALLOC_GETPAGESIZE getpagesize()
+			#else
+				#ifdef WIN32 /* use supplied emulation of getpagesize */
+					#define MALLOC_GETPAGESIZE getpagesize()
+				#else
+					#ifndef LACKS_SYS_PARAM_H
+						#include <sys/param.h>
+					#endif
+					#ifdef EXEC_PAGESIZE
+						#define MALLOC_GETPAGESIZE EXEC_PAGESIZE
+					#else
+						#ifdef NBPG
+							#ifndef CLSIZE
+								#define MALLOC_GETPAGESIZE NBPG
+							#else
+								#define MALLOC_GETPAGESIZE (NBPG * CLSIZE)
+							#endif
+						#else
+							#ifdef NBPC
+								#define MALLOC_GETPAGESIZE NBPC
+							#else
+								#ifdef PAGESIZE
+									#define MALLOC_GETPAGESIZE PAGESIZE
+								#else /* just guess */
+									#define MALLOC_GETPAGESIZE ((size_t)4096U)
+								#endif
+							#endif
+						#endif
+					#endif
+				#endif
+			#endif
+		#endif
+	#endif
+#endif
+#endif
+/*AMOD: For MALLOC_GETPAGESIZE*/
+
+/* ------------------- size_t and alignment properties -------------------- */
+
+/* The byte and bit size of a size_t */
+#define SIZE_T_SIZE         (sizeof(size_t))
+#define SIZE_T_BITSIZE      (sizeof(size_t) << 3)
+
+/* Some constants coerced to size_t */
+/* Annoying but necessary to avoid errors on some plaftorms */
+#define SIZE_T_ZERO         ((size_t)0)
+#define SIZE_T_ONE          ((size_t)1)
+#define SIZE_T_TWO          ((size_t)2)
+#define TWO_SIZE_T_SIZES    (SIZE_T_SIZE<<1)
+#define FOUR_SIZE_T_SIZES   (SIZE_T_SIZE<<2)
+#define SIX_SIZE_T_SIZES    (FOUR_SIZE_T_SIZES+TWO_SIZE_T_SIZES)
+#define HALF_MAX_SIZE_T     (MAX_SIZE_T / 2U)
+
+/* The bit mask value corresponding to MALLOC_ALIGNMENT */
+#define CHUNK_ALIGN_MASK    (MALLOC_ALIGNMENT - SIZE_T_ONE)
+
+/* True if address a has acceptable alignment */
+//#define IS_ALIGNED(A)       (((size_t)((A)) & (CHUNK_ALIGN_MASK)) == 0)
+#define IS_ALIGNED(A)       (((unsigned int)((A)) & (CHUNK_ALIGN_MASK)) == 0)
+
+/* the number of bytes to offset an address to align it */
+#define ALIGN_OFFSET(A)\
+	((((size_t)(A) & CHUNK_ALIGN_MASK) == 0)? 0 :\
+	((MALLOC_ALIGNMENT - ((size_t)(A) & CHUNK_ALIGN_MASK)) & CHUNK_ALIGN_MASK))
+				
+/* -------------------------- MMAP preliminaries ------------------------- */
+
+/*
+   If HAVE_MORECORE or HAVE_MMAP are false, we just define calls and
+   checks to fail so compiler optimizer can delete code rather than
+   using so many "#if"s.
+*/
+
+
+/* MORECORE and MMAP must return MFAIL on failure */
+#define MFAIL                ((void*)(MAX_SIZE_T))
+#define CMFAIL               ((TUint8*)(MFAIL)) /* defined for convenience */
+
+#if !HAVE_MMAP
+	#define IS_MMAPPED_BIT       (SIZE_T_ZERO)
+	#define USE_MMAP_BIT         (SIZE_T_ZERO)
+	#define CALL_MMAP(s)         MFAIL
+	#define CALL_MUNMAP(a, s)    (-1)
+	#define DIRECT_MMAP(s)       MFAIL
+#else /* !HAVE_MMAP */
+	#define IS_MMAPPED_BIT       (SIZE_T_ONE)
+	#define USE_MMAP_BIT         (SIZE_T_ONE)
+		#ifndef WIN32
+			#define CALL_MUNMAP(a, s)    DLUMMAP((a),(s)) /*munmap((a), (s))*/
+			#define MMAP_PROT            (PROT_READ|PROT_WRITE)
+			#if !defined(MAP_ANONYMOUS) && defined(MAP_ANON)
+				#define MAP_ANONYMOUS        MAP_ANON
+			#endif /* MAP_ANON */
+			#ifdef MAP_ANONYMOUS       
+				#define MMAP_FLAGS           (MAP_PRIVATE|MAP_ANONYMOUS)
+				#define CALL_MMAP(s)         mmap(0, (s), MMAP_PROT, (int)MMAP_FLAGS, -1, 0)
+			#else /* MAP_ANONYMOUS */
+				/*
+				   Nearly all versions of mmap support MAP_ANONYMOUS, so the following
+				   is unlikely to be needed, but is supplied just in case.
+				*/
+				#define MMAP_FLAGS           (MAP_PRIVATE)
+				//static int dev_zero_fd = -1; /* Cached file descriptor for /dev/zero. */
+				#define CALL_MMAP(s) DLMMAP(s)
+				/*#define CALL_MMAP(s) ((dev_zero_fd < 0) ? \
+			           (dev_zero_fd = open("/dev/zero", O_RDWR), \
+			            mmap(0, (s), MMAP_PROT, MMAP_FLAGS, dev_zero_fd, 0)) : \
+			            mmap(0, (s), MMAP_PROT, MMAP_FLAGS, dev_zero_fd, 0))
+			            */
+				#define CALL_REMAP(a, s, d)    DLREMAP((a),(s),(d))
+			#endif /* MAP_ANONYMOUS */
+			#define DIRECT_MMAP(s)       CALL_MMAP(s)
+		#else /* WIN32 */
+			#define CALL_MMAP(s)         win32mmap(s)
+			#define CALL_MUNMAP(a, s)    win32munmap((a), (s))
+			#define DIRECT_MMAP(s)       win32direct_mmap(s)
+		#endif /* WIN32 */
+#endif /* HAVE_MMAP */
+
+#if HAVE_MMAP && HAVE_MREMAP
+	#define CALL_MREMAP(addr, osz, nsz, mv) mremap((addr), (osz), (nsz), (mv))
+#else  /* HAVE_MMAP && HAVE_MREMAP */
+	#define CALL_MREMAP(addr, osz, nsz, mv) MFAIL
+#endif /* HAVE_MMAP && HAVE_MREMAP */
+
+#if HAVE_MORECORE
+	#define CALL_MORECORE(S)     SetBrk(S)
+#else  /* HAVE_MORECORE */
+	#define CALL_MORECORE(S)     MFAIL
+#endif /* HAVE_MORECORE */
+
+/* mstate bit set if continguous morecore disabled or failed */
+#define USE_NONCONTIGUOUS_BIT (4U)
+
+/* segment bit set in create_mspace_with_base */
+#define EXTERN_BIT            (8U)
+
+
+#if USE_LOCKS
+/*
+  When locks are defined, there are up to two global locks:
+  * If HAVE_MORECORE, iMorecoreMutex protects sequences of calls to
+    MORECORE.  In many cases sys_alloc requires two calls, that should
+    not be interleaved with calls by other threads.  This does not
+    protect against direct calls to MORECORE by other threads not
+    using this lock, so there is still code to cope the best we can on
+    interference.
+  * iMagicInitMutex ensures that mparams.iMagic and other
+    unique mparams values are initialized only once.
+*/
+	#ifndef WIN32
+		/* By default use posix locks */
+		#include <pthread.h>
+		#define MLOCK_T pthread_mutex_t
+		#define INITIAL_LOCK(l)      pthread_mutex_init(l, NULL)
+		#define ACQUIRE_LOCK(l)      pthread_mutex_lock(l)
+		#define RELEASE_LOCK(l)      pthread_mutex_unlock(l)
+		
+		#if HAVE_MORECORE
+			//static MLOCK_T iMorecoreMutex = PTHREAD_MUTEX_INITIALIZER;
+		#endif /* HAVE_MORECORE */
+			//static MLOCK_T iMagicInitMutex = PTHREAD_MUTEX_INITIALIZER;
+	#else /* WIN32 */
+		#define MLOCK_T long
+		#define INITIAL_LOCK(l)      *(l)=0
+		#define ACQUIRE_LOCK(l)      win32_acquire_lock(l)
+		#define RELEASE_LOCK(l)      win32_release_lock(l)
+		#if HAVE_MORECORE
+			static MLOCK_T iMorecoreMutex;
+		#endif /* HAVE_MORECORE */
+		static MLOCK_T iMagicInitMutex;
+	#endif /* WIN32 */
+	#define USE_LOCK_BIT               (2U)
+#else  /* USE_LOCKS */
+	#define USE_LOCK_BIT               (0U)
+	#define INITIAL_LOCK(l)
+#endif /* USE_LOCKS */
+
+#if USE_LOCKS && HAVE_MORECORE
+	#define ACQUIRE_MORECORE_LOCK(M)    ACQUIRE_LOCK((M->iMorecoreMutex)/*&iMorecoreMutex*/);
+	#define RELEASE_MORECORE_LOCK(M)    RELEASE_LOCK((M->iMorecoreMutex)/*&iMorecoreMutex*/);
+#else /* USE_LOCKS && HAVE_MORECORE */
+	#define ACQUIRE_MORECORE_LOCK(M)
+	#define RELEASE_MORECORE_LOCK(M)
+#endif /* USE_LOCKS && HAVE_MORECORE */
+
+#if USE_LOCKS
+		/*Currently not suporting this*/				
+	#define ACQUIRE_MAGIC_INIT_LOCK(M)  ACQUIRE_LOCK(((M)->iMagicInitMutex));
+	//AMOD: changed #define ACQUIRE_MAGIC_INIT_LOCK()
+	//#define RELEASE_MAGIC_INIT_LOCK()
+	#define RELEASE_MAGIC_INIT_LOCK(M)  RELEASE_LOCK(((M)->iMagicInitMutex));
+#else  /* USE_LOCKS */
+	#define ACQUIRE_MAGIC_INIT_LOCK(M)
+	#define RELEASE_MAGIC_INIT_LOCK(M)
+#endif /* USE_LOCKS */
+
+/*CHUNK representation*/
+struct malloc_chunk {
+  size_t               iPrevFoot;  /* Size of previous chunk (if free).  */
+  size_t               iHead;       /* Size and inuse bits. */
+  struct malloc_chunk* iFd;         /* double links -- used only if free. */
+  struct malloc_chunk* iBk;
+};
+
+typedef struct malloc_chunk  mchunk;
+typedef struct malloc_chunk* mchunkptr;
+typedef struct malloc_chunk* sbinptr;  /* The type of bins of chunks */
+typedef unsigned int bindex_t;         /* Described below */
+typedef unsigned int binmap_t;         /* Described below */
+typedef unsigned int flag_t;           /* The type of various bit flag sets */
+
+
+/* ------------------- Chunks sizes and alignments ----------------------- */
+#define MCHUNK_SIZE         (sizeof(mchunk))
+
+//#if FOOTERS
+//	#define CHUNK_OVERHEAD      (TWO_SIZE_T_SIZES)
+//#else /* FOOTERS */
+//	#define CHUNK_OVERHEAD      (SIZE_T_SIZE)
+//#endif /* FOOTERS */
+
+/* MMapped chunks need a second word of overhead ... */
+#define MMAP_CHUNK_OVERHEAD (TWO_SIZE_T_SIZES)
+/* ... and additional padding for fake next-chunk at foot */
+#define MMAP_FOOT_PAD       (FOUR_SIZE_T_SIZES)
+
+/* The smallest size we can malloc is an aligned minimal chunk */
+#define MIN_CHUNK_SIZE ((MCHUNK_SIZE + CHUNK_ALIGN_MASK) & ~CHUNK_ALIGN_MASK)
+
+/* conversion from malloc headers to user pointers, and back */
+#define CHUNK2MEM(p)        ((void*)((TUint8*)(p)       + TWO_SIZE_T_SIZES))
+#define MEM2CHUNK(mem)      ((mchunkptr)((TUint8*)(mem) - TWO_SIZE_T_SIZES))
+/* chunk associated with aligned address A */
+#define ALIGN_AS_CHUNK(A)   (mchunkptr)((A) + ALIGN_OFFSET(CHUNK2MEM(A)))
+
+/* Bounds on request (not chunk) sizes. */
+#define MAX_REQUEST         ((-MIN_CHUNK_SIZE) << 2)
+#define MIN_REQUEST         (MIN_CHUNK_SIZE - CHUNK_OVERHEAD - SIZE_T_ONE)
+
+/* pad request bytes into a usable size */
+#define PAD_REQUEST(req) (((req) + CHUNK_OVERHEAD + CHUNK_ALIGN_MASK) & ~CHUNK_ALIGN_MASK)
+
+/* pad request, checking for minimum (but not maximum) */
+#define REQUEST2SIZE(req) (((req) < MIN_REQUEST)? MIN_CHUNK_SIZE : PAD_REQUEST(req))
+
+/* ------------------ Operations on iHead and foot fields ----------------- */
+
+/*
+  The iHead field of a chunk is or'ed with PINUSE_BIT when previous
+  adjacent chunk in use, and or'ed with CINUSE_BIT if this chunk is in
+  use. If the chunk was obtained with mmap, the iPrevFoot field has
+  IS_MMAPPED_BIT set, otherwise holding the offset of the base of the
+  mmapped region to the base of the chunk.
+*/
+#define PINUSE_BIT          (SIZE_T_ONE)
+#define CINUSE_BIT          (SIZE_T_TWO)
+#define INUSE_BITS          (PINUSE_BIT|CINUSE_BIT)
+
+/* Head value for fenceposts */
+#define FENCEPOST_HEAD      (INUSE_BITS|SIZE_T_SIZE)
+
+/* extraction of fields from iHead words */
+#define CINUSE(p)           ((p)->iHead & CINUSE_BIT)
+#define PINUSE(p)           ((p)->iHead & PINUSE_BIT)
+#define CHUNKSIZE(p)        ((p)->iHead & ~(INUSE_BITS))
+
+#define CLEAR_PINUSE(p)     ((p)->iHead &= ~PINUSE_BIT)
+#define CLEAR_CINUSE(p)     ((p)->iHead &= ~CINUSE_BIT)
+
+/* Treat space at ptr +/- offset as a chunk */
+#define CHUNK_PLUS_OFFSET(p, s)  ((mchunkptr)(((TUint8*)(p)) + (s)))
+#define CHUNK_MINUS_OFFSET(p, s) ((mchunkptr)(((TUint8*)(p)) - (s)))
+
+/* Ptr to next or previous physical malloc_chunk. */
+#define NEXT_CHUNK(p) ((mchunkptr)( ((TUint8*)(p)) + ((p)->iHead & ~INUSE_BITS)))
+#define PREV_CHUNK(p) ((mchunkptr)( ((TUint8*)(p)) - ((p)->iPrevFoot) ))
+
+/* extract next chunk's PINUSE bit */
+#define NEXT_PINUSE(p)  ((NEXT_CHUNK(p)->iHead) & PINUSE_BIT)
+
+/* Get/set size at footer */
+#define GET_FOOT(p, s)  (((mchunkptr)((TUint8*)(p) + (s)))->iPrevFoot)
+#define SET_FOOT(p, s)  (((mchunkptr)((TUint8*)(p) + (s)))->iPrevFoot = (s))
+
+/* Set size, PINUSE bit, and foot */
+#define SET_SIZE_AND_PINUSE_OF_FREE_CHUNK(p, s) ((p)->iHead = (s|PINUSE_BIT), SET_FOOT(p, s))
+
+/* Set size, PINUSE bit, foot, and clear next PINUSE */
+#define SET_FREE_WITH_PINUSE(p, s, n) (CLEAR_PINUSE(n), SET_SIZE_AND_PINUSE_OF_FREE_CHUNK(p, s))
+
+#define IS_MMAPPED(p) (!((p)->iHead & PINUSE_BIT) && ((p)->iPrevFoot & IS_MMAPPED_BIT))
+
+/* Get the internal overhead associated with chunk p */
+#define OVERHEAD_FOR(p) (IS_MMAPPED(p)? MMAP_CHUNK_OVERHEAD : CHUNK_OVERHEAD)
+
+/* Return true if malloced space is not necessarily cleared */
+#if MMAP_CLEARS
+	#define CALLOC_MUST_CLEAR(p) (!IS_MMAPPED(p))
+#else /* MMAP_CLEARS */
+	#define CALLOC_MUST_CLEAR(p) (1)
+#endif /* MMAP_CLEARS */
+
+/* ---------------------- Overlaid data structures ----------------------- */
+struct malloc_tree_chunk {
+  /* The first four fields must be compatible with malloc_chunk */
+  size_t                    				iPrevFoot;
+  size_t                    				iHead;
+  struct malloc_tree_chunk*	iFd;
+  struct malloc_tree_chunk*	iBk;
+
+  struct malloc_tree_chunk* iChild[2];
+  struct malloc_tree_chunk* iParent;
+  bindex_t                  iIndex;
+};
+
+typedef struct malloc_tree_chunk  tchunk;
+typedef struct malloc_tree_chunk* tchunkptr;
+typedef struct malloc_tree_chunk* tbinptr; /* The type of bins of trees */
+
+/* A little helper macro for trees */
+#define LEFTMOST_CHILD(t) ((t)->iChild[0] != 0? (t)->iChild[0] : (t)->iChild[1])
+/*Segment structur*/
+//struct malloc_segment {
+//  TUint8*        iBase;             /* base address */
+//  size_t       iSize;             /* allocated size */
+//};
+
+#define IS_MMAPPED_SEGMENT(S)  ((S)->iSflags & IS_MMAPPED_BIT)
+#define IS_EXTERN_SEGMENT(S)   ((S)->iSflags & EXTERN_BIT)
+
+typedef struct malloc_segment  msegment;
+typedef struct malloc_segment* msegmentptr;
+
+/*Malloc State data structur*/
+
+//#define NSMALLBINS        (32U)
+//#define NTREEBINS         (32U)
+#define SMALLBIN_SHIFT    (3U)
+#define SMALLBIN_WIDTH    (SIZE_T_ONE << SMALLBIN_SHIFT)
+#define TREEBIN_SHIFT     (8U)
+#define MIN_LARGE_SIZE    (SIZE_T_ONE << TREEBIN_SHIFT)
+#define MAX_SMALL_SIZE    (MIN_LARGE_SIZE - SIZE_T_ONE)
+#define MAX_SMALL_REQUEST (MAX_SMALL_SIZE - CHUNK_ALIGN_MASK - CHUNK_OVERHEAD)
+
+/*struct malloc_state {
+	binmap_t	 iSmallMap;
+	binmap_t	 iTreeMap;
+	size_t		 iDvSize;
+	size_t		 iTopSize;
+	mchunkptr	iDv;
+	mchunkptr	iTop;
+	size_t		 iTrimCheck;
+	mchunkptr	iSmallBins[(NSMALLBINS+1)*2];
+	tbinptr		iTreeBins[NTREEBINS];
+	msegment	iSeg;
+	};*/
+/*
+struct malloc_state {
+  binmap_t   iSmallMap;
+  binmap_t   iTreeMap;
+  size_t     iDvSize;
+  size_t     iTopSize;
+  TUint8*      iLeastAddr;
+  mchunkptr  iDv;
+  mchunkptr  iTop;
+  size_t     iTrimCheck;
+  size_t     iMagic;
+  mchunkptr  iSmallBins[(NSMALLBINS+1)*2];
+  tbinptr    iTreeBins[NTREEBINS];
+  size_t     iFootprint;
+  size_t     iMaxFootprint;
+  flag_t     iMflags;
+#if USE_LOCKS
+  MLOCK_T    iMutex;
+  MLOCK_T	iMagicInitMutex;  
+  MLOCK_T	iMorecoreMutex;
+#endif 
+  msegment   iSeg;
+};
+*/
+typedef struct malloc_state*    mstate;
+
+/* ------------- Global malloc_state and malloc_params ------------------- */
+
+/*
+  malloc_params holds global properties, including those that can be
+  dynamically set using mallopt. There is a single instance, mparams,
+  initialized in init_mparams.
+*/
+
+struct malloc_params {
+  size_t iMagic;
+  size_t iPageSize;
+  size_t iGranularity;
+  size_t iMmapThreshold;
+  size_t iTrimThreshold;
+  flag_t iDefaultMflags;
+#if USE_LOCKS
+  MLOCK_T	iMagicInitMutex;  
+#endif /* USE_LOCKS */
+};
+
+/* The global malloc_state used for all non-"mspace" calls */
+/*AMOD: Need to check this as this will be the member of the class*/
+
+//static struct malloc_state _gm_;
+//#define GM                 (&_gm_)
+ 
+//#define IS_GLOBAL(M)       ((M) == &_gm_)
+/*AMOD: has changed*/
+#define IS_GLOBAL(M)       ((M) == GM)
+#define IS_INITIALIZED(M)  ((M)->iTop != 0)
+
+/* -------------------------- system alloc setup ------------------------- */
+
+/* Operations on iMflags */
+
+#define USE_LOCK(M)           ((M)->iMflags &   USE_LOCK_BIT)
+#define ENABLE_LOCK(M)        ((M)->iMflags |=  USE_LOCK_BIT)
+#define DISABLE_LOCK(M)       ((M)->iMflags &= ~USE_LOCK_BIT)
+
+#define USE_MMAP(M)           ((M)->iMflags &   USE_MMAP_BIT)
+#define ENABLE_MMAP(M)        ((M)->iMflags |=  USE_MMAP_BIT)
+#define DISABLE_MMAP(M)       ((M)->iMflags &= ~USE_MMAP_BIT)
+
+#define USE_NONCONTIGUOUS(M)  ((M)->iMflags &   USE_NONCONTIGUOUS_BIT)
+#define DISABLE_CONTIGUOUS(M) ((M)->iMflags |=  USE_NONCONTIGUOUS_BIT)
+
+#define SET_LOCK(M,L) ((M)->iMflags = (L)? ((M)->iMflags | USE_LOCK_BIT) :  ((M)->iMflags & ~USE_LOCK_BIT))
+
+/* page-align a size */
+#define PAGE_ALIGN(S) (((S) + (mparams.iPageSize)) & ~(mparams.iPageSize - SIZE_T_ONE))
+
+/* iGranularity-align a size */
+#define GRANULARITY_ALIGN(S)  (((S) + (mparams.iGranularity)) & ~(mparams.iGranularity - SIZE_T_ONE))
+
+#define IS_PAGE_ALIGNED(S)   (((size_t)(S) & (mparams.iPageSize - SIZE_T_ONE)) == 0)
+#define IS_GRANULARITY_ALIGNED(S)   (((size_t)(S) & (mparams.iGranularity - SIZE_T_ONE)) == 0)
+
+/*  True if segment S holds address A */
+#define SEGMENT_HOLDS(S, A)  ((TUint8*)(A) >= S->iBase && (TUint8*)(A) < S->iBase + S->iSize)
+
+#ifndef MORECORE_CANNOT_TRIM
+	#define SHOULD_TRIM(M,s)  ((s) > (M)->iTrimCheck)
+#else  /* MORECORE_CANNOT_TRIM */
+	#define SHOULD_TRIM(M,s)  (0)
+#endif /* MORECORE_CANNOT_TRIM */
+
+/*
+  TOP_FOOT_SIZE is padding at the end of a segment, including space
+  that may be needed to place segment records and fenceposts when new
+  noncontiguous segments are added.
+*/
+#define TOP_FOOT_SIZE  (ALIGN_OFFSET(CHUNK2MEM(0))+PAD_REQUEST(sizeof(struct malloc_segment))+MIN_CHUNK_SIZE)
+
+#define SYS_ALLOC_PADDING (TOP_FOOT_SIZE + MALLOC_ALIGNMENT)
+/* -------------------------------  Hooks -------------------------------- */
+
+/*
+  PREACTION should be defined to return 0 on success, and nonzero on
+  failure. If you are not using locking, you can redefine these to do
+  anything you like.
+*/
+
+#if USE_LOCKS
+	/* Ensure locks are initialized */
+	#define GLOBALLY_INITIALIZE() (mparams.iPageSize == 0 && init_mparams())
+	#define PREACTION(M) (USE_LOCK((M))?(ACQUIRE_LOCK((M)->iMutex),0):0) /*Action to take like lock before alloc*/
+	#define POSTACTION(M) { if (USE_LOCK(M)) RELEASE_LOCK((M)->iMutex); }
+
+#else /* USE_LOCKS */
+	#ifndef PREACTION
+		#define PREACTION(M) (0)
+	#endif  /* PREACTION */
+	#ifndef POSTACTION
+		#define POSTACTION(M)
+	#endif  /* POSTACTION */
+#endif /* USE_LOCKS */
+
+/*
+  CORRUPTION_ERROR_ACTION is triggered upon detected bad addresses.
+  USAGE_ERROR_ACTION is triggered on detected bad frees and
+  reallocs. The argument p is an address that might have triggered the
+  fault. It is ignored by the two predefined actions, but might be
+  useful in custom actions that try to help diagnose errors.
+*/
+
+#if PROCEED_ON_ERROR
+	/* A count of the number of corruption errors causing resets */
+	int malloc_corruption_error_count;
+	/* default corruption action */
+	static void ResetOnError(mstate m);
+	#define CORRUPTION_ERROR_ACTION(m)  ResetOnError(m)
+	#define USAGE_ERROR_ACTION(m, p)
+#else /* PROCEED_ON_ERROR */
+	#ifndef CORRUPTION_ERROR_ACTION
+		#define CORRUPTION_ERROR_ACTION(m) ABORT
+	#endif /* CORRUPTION_ERROR_ACTION */
+	#ifndef USAGE_ERROR_ACTION
+		#define USAGE_ERROR_ACTION(m,p) ABORT
+	#endif /* USAGE_ERROR_ACTION */
+#endif /* PROCEED_ON_ERROR */
+
+
+#ifdef _DEBUG
+	#define CHECK_FREE_CHUNK(M,P)       DoCheckFreeChunk(M,P)
+	#define CHECK_INUSE_CHUNK(M,P)      DoCheckInuseChunk(M,P)
+	#define CHECK_TOP_CHUNK(M,P)        DoCheckTopChunk(M,P)
+	#define CHECK_MALLOCED_CHUNK(M,P,N) DoCheckMallocedChunk(M,P,N)
+	#define CHECK_MMAPPED_CHUNK(M,P)    DoCheckMmappedChunk(M,P)
+	#define CHECK_MALLOC_STATE(M)       DoCheckMallocState(M)
+#else /* DEBUG */
+	#define CHECK_FREE_CHUNK(M,P)
+	#define CHECK_INUSE_CHUNK(M,P)
+	#define CHECK_MALLOCED_CHUNK(M,P,N)
+	#define CHECK_MMAPPED_CHUNK(M,P)
+	#define CHECK_MALLOC_STATE(M)
+	#define CHECK_TOP_CHUNK(M,P)
+#endif /* DEBUG */
+
+/* ---------------------------- Indexing Bins ---------------------------- */
+
+#define IS_SMALL(s)         (((s) >> SMALLBIN_SHIFT) < NSMALLBINS)
+#define SMALL_INDEX(s)      ((s)  >> SMALLBIN_SHIFT)
+#define SMALL_INDEX2SIZE(i) ((i)  << SMALLBIN_SHIFT)
+#define MIN_SMALL_INDEX     (SMALL_INDEX(MIN_CHUNK_SIZE))
+
+/* addressing by index. See above about smallbin repositioning */
+#define SMALLBIN_AT(M, i)   ((sbinptr)((TUint8*)&((M)->iSmallBins[(i)<<1])))
+#define TREEBIN_AT(M,i)     (&((M)->iTreeBins[i]))
+
+
+/* Bit representing maximum resolved size in a treebin at i */
+#define BIT_FOR_TREE_INDEX(i) (i == NTREEBINS-1)? (SIZE_T_BITSIZE-1) : (((i) >> 1) + TREEBIN_SHIFT - 2)
+
+/* Shift placing maximum resolved bit in a treebin at i as sign bit */
+#define LEFTSHIFT_FOR_TREE_INDEX(i) ((i == NTREEBINS-1)? 0 : ((SIZE_T_BITSIZE-SIZE_T_ONE) - (((i) >> 1) + TREEBIN_SHIFT - 2)))
+
+/* The size of the smallest chunk held in bin with index i */
+#define MINSIZE_FOR_TREE_INDEX(i) ((SIZE_T_ONE << (((i) >> 1) + TREEBIN_SHIFT)) |  (((size_t)((i) & SIZE_T_ONE)) << (((i) >> 1) + TREEBIN_SHIFT - 1)))
+
+
+/* ------------------------ Operations on bin maps ----------------------- */
+/* bit corresponding to given index */
+#define IDX2BIT(i)              ((binmap_t)(1) << (i))
+/* Mark/Clear bits with given index */
+#define MARK_SMALLMAP(M,i)      ((M)->iSmallMap |=  IDX2BIT(i))
+#define CLEAR_SMALLMAP(M,i)     ((M)->iSmallMap &= ~IDX2BIT(i))
+#define SMALLMAP_IS_MARKED(M,i) ((M)->iSmallMap &   IDX2BIT(i))
+#define MARK_TREEMAP(M,i)       ((M)->iTreeMap  |=  IDX2BIT(i))
+#define CLEAR_TREEMAP(M,i)      ((M)->iTreeMap  &= ~IDX2BIT(i))
+#define TREEMAP_IS_MARKED(M,i)  ((M)->iTreeMap  &   IDX2BIT(i))
+
+	/* isolate the least set bit of a bitmap */
+#define LEAST_BIT(x)         ((x) & -(x))
+
+/* mask with all bits to left of least bit of x on */
+#define LEFT_BITS(x)         ((x<<1) | -(x<<1))
+
+/* mask with all bits to left of or equal to least bit of x on */
+#define SAME_OR_LEFT_BITS(x) ((x) | -(x))
+
+#if !INSECURE
+	/* Check if address a is at least as high as any from MORECORE or MMAP */
+	#define OK_ADDRESS(M, a) ((TUint8*)(a) >= (M)->iLeastAddr)
+	/* Check if address of next chunk n is higher than base chunk p */
+	#define OK_NEXT(p, n)    ((TUint8*)(p) < (TUint8*)(n))
+	/* Check if p has its CINUSE bit on */
+	#define OK_CINUSE(p)     CINUSE(p)
+	/* Check if p has its PINUSE bit on */
+	#define OK_PINUSE(p)     PINUSE(p)
+#else /* !INSECURE */
+	#define OK_ADDRESS(M, a) (1)
+	#define OK_NEXT(b, n)    (1)
+	#define OK_CINUSE(p)     (1)
+	#define OK_PINUSE(p)     (1)
+#endif /* !INSECURE */
+
+#if (FOOTERS && !INSECURE)
+	/* Check if (alleged) mstate m has expected iMagic field */
+	#define OK_MAGIC(M)      ((M)->iMagic == mparams.iMagic)
+#else  /* (FOOTERS && !INSECURE) */
+	#define OK_MAGIC(M)      (1)
+#endif /* (FOOTERS && !INSECURE) */
+
+/* In gcc, use __builtin_expect to minimize impact of checks */
+#if !INSECURE
+	#if defined(__GNUC__) && __GNUC__ >= 3
+		#define RTCHECK(e)  __builtin_expect(e, 1)
+	#else /* GNUC */
+		#define RTCHECK(e)  (e)
+	#endif /* GNUC */
+
+#else /* !INSECURE */
+	#define RTCHECK(e)  (1)
+#endif /* !INSECURE */
+/* macros to set up inuse chunks with or without footers */
+#if !FOOTERS
+	#define MARK_INUSE_FOOT(M,p,s)
+	/* Set CINUSE bit and PINUSE bit of next chunk */
+	#define SET_INUSE(M,p,s)  ((p)->iHead = (((p)->iHead & PINUSE_BIT)|s|CINUSE_BIT),((mchunkptr)(((TUint8*)(p)) + (s)))->iHead |= PINUSE_BIT)
+	/* Set CINUSE and PINUSE of this chunk and PINUSE of next chunk */
+	#define SET_INUSE_AND_PINUSE(M,p,s) ((p)->iHead = (s|PINUSE_BIT|CINUSE_BIT),((mchunkptr)(((TUint8*)(p)) + (s)))->iHead |= PINUSE_BIT)
+	/* Set size, CINUSE and PINUSE bit of this chunk */
+	#define SET_SIZE_AND_PINUSE_OF_INUSE_CHUNK(M, p, s) ((p)->iHead = (s|PINUSE_BIT|CINUSE_BIT))
+#else /* FOOTERS */
+	/* Set foot of inuse chunk to be xor of mstate and seed */
+	#define MARK_INUSE_FOOT(M,p,s) (((mchunkptr)((TUint8*)(p) + (s)))->iPrevFoot = ((size_t)(M) ^ mparams.iMagic))
+	#define GET_MSTATE_FOR(p) ((mstate)(((mchunkptr)((TUint8*)(p)+(CHUNKSIZE(p))))->iPrevFoot ^ mparams.iMagic))
+	#define SET_INUSE(M,p,s)\
+		((p)->iHead = (((p)->iHead & PINUSE_BIT)|s|CINUSE_BIT),\
+		(((mchunkptr)(((TUint8*)(p)) + (s)))->iHead |= PINUSE_BIT), \
+		MARK_INUSE_FOOT(M,p,s))
+	#define SET_INUSE_AND_PINUSE(M,p,s)\
+	((p)->iHead = (s|PINUSE_BIT|CINUSE_BIT),\
+	(((mchunkptr)(((TUint8*)(p)) + (s)))->iHead |= PINUSE_BIT),\
+	MARK_INUSE_FOOT(M,p,s))
+	#define SET_SIZE_AND_PINUSE_OF_INUSE_CHUNK(M, p, s)\
+	((p)->iHead = (s|PINUSE_BIT|CINUSE_BIT),\
+	MARK_INUSE_FOOT(M, p, s))
+#endif /* !FOOTERS */
+
+
+#if ONLY_MSPACES
+#define INTERNAL_MALLOC(m, b) mspace_malloc(m, b)
+#define INTERNAL_FREE(m, mem) mspace_free(m,mem);
+#else /* ONLY_MSPACES */
+	#if MSPACES
+		#define INTERNAL_MALLOC(m, b) (m == GM)? dlmalloc(b) : mspace_malloc(m, b)
+		#define INTERNAL_FREE(m, mem) if (m == GM) dlfree(mem); else mspace_free(m,mem);
+	#else /* MSPACES */
+		#define INTERNAL_MALLOC(m, b) dlmalloc(b)
+		#define INTERNAL_FREE(m, mem) dlfree(mem)
+	#endif /* MSPACES */
+#endif /* ONLY_MSPACES */
+	
+	#ifndef NDEBUG
+	#define CHECKING 1
+	#endif
+//  #define HYSTERESIS 4
+    #define HYSTERESIS 1	
+	#define HYSTERESIS_BYTES (2*PAGESIZE)
+    #define HYSTERESIS_GROW (HYSTERESIS*PAGESIZE)	
+	
+	#if CHECKING
+	#define CHECK(x) x
+	#else
+	#undef ASSERT
+	#define ASSERT(x) (void)0
+	#define CHECK(x) (void)0
+	#endif
+	
+#endif/*__DLA__*/
diff --git a/src/corelib/arch/symbian/heap_hybrid.cpp b/src/corelib/arch/symbian/heap_hybrid.cpp
new file mode 100644
index 0000000..91faaed
--- /dev/null
+++ b/src/corelib/arch/symbian/heap_hybrid.cpp
@@ -0,0 +1,3346 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qt_hybridheap_symbian_p.h"
+
+#ifdef QT_USE_NEW_SYMBIAN_ALLOCATOR
+
+// if non zero this causes the iSlabs to be configured only when the chunk size exceeds this level
+#define DELAYED_SLAB_THRESHOLD (64*1024)		// 64KB seems about right based on trace data
+#define SLAB_CONFIG 0x3fff						// Use all slab sizes 4,8..56 bytes. This is more efficient for large heaps as Qt tends to have
+
+#ifdef _DEBUG
+#define __SIMULATE_ALLOC_FAIL(s)	if (CheckForSimulatedAllocFail()) {s}
+#define __ALLOC_DEBUG_HEADER(s)  	(s += EDebugHdrSize)
+#define __SET_DEBUG_DATA(p,n,c)   	(((SDebugCell*)(p))->nestingLevel = (n), ((SDebugCell*)(p))->allocCount = (c))
+#define __GET_USER_DATA_BFR(p)   	((p!=0) ? (TUint8*)(p) + EDebugHdrSize : NULL)
+#define __GET_DEBUG_DATA_BFR(p)   	((p!=0) ? (TUint8*)(p) - EDebugHdrSize : NULL)
+#define	__ZAP_CELL(p)				memset( (TUint8*)p, 0xde, (AllocLen(__GET_USER_DATA_BFR(p))+EDebugHdrSize))
+#define __DEBUG_SAVE(p)				TInt dbgNestLevel = ((SDebugCell*)p)->nestingLevel
+#define __DEBUG_RESTORE(p)			if (p) {((SDebugCell*)p)->nestingLevel = dbgNestLevel;}
+#define __DEBUG_HDR_SIZE			EDebugHdrSize
+#define __REMOVE_DBG_HDR(n) 		(n*EDebugHdrSize)
+#define __GET_AVAIL_BLOCK_SIZE(s)   ( (s<EDebugHdrSize) ? 0 : s-EDebugHdrSize )
+#define __UPDATE_ALLOC_COUNT(o,n,c)	if (o!=n && n) {((SDebugCell*)n)->allocCount = (c);}
+#define __INIT_COUNTERS(i)	        iCellCount=i,iTotalAllocSize=i
+#define __INCREMENT_COUNTERS(p)	    iCellCount++, iTotalAllocSize += AllocLen(p)
+#define __DECREMENT_COUNTERS(p)	    iCellCount--, iTotalAllocSize -= AllocLen(p)
+#define __UPDATE_TOTAL_ALLOC(p,s)	iTotalAllocSize += (AllocLen(__GET_USER_DATA_BFR(p)) - s)
+
+#else
+#define __SIMULATE_ALLOC_FAIL(s)
+#define __ALLOC_DEBUG_HEADER(s)
+#define __SET_DEBUG_DATA(p,n,c)
+#define __GET_USER_DATA_BFR(p)  (p)
+#define __GET_DEBUG_DATA_BFR(p) (p)
+#define	__ZAP_CELL(p)
+#define __DEBUG_SAVE(p)			
+#define __DEBUG_RESTORE(p)
+#define __DEBUG_HDR_SIZE		0
+#define __REMOVE_DBG_HDR(n) 	0
+#define __GET_AVAIL_BLOCK_SIZE(s)   (s)
+#define __UPDATE_ALLOC_COUNT(o,n,c)	
+#define __INIT_COUNTERS(i)	        iCellCount=i,iTotalAllocSize=i
+#define __INCREMENT_COUNTERS(p)
+#define __DECREMENT_COUNTERS(p)
+#define __UPDATE_TOTAL_ALLOC(p,s)
+
+#endif
+
+
+#define MEMORY_MONITORED  (iFlags & EMonitorMemory)
+#define GM  (&iGlobalMallocState)
+#define IS_FIXED_HEAP  (iFlags & EFixedSize)
+#define __INIT_COUNTERS(i)	iCellCount=i,iTotalAllocSize=i
+#define __POWER_OF_2(x)		(!((x)&((x)-1)))
+
+#define __DL_BFR_CHECK(M,P) \
+		  if ( MEMORY_MONITORED ) \
+             if ( !IS_ALIGNED(P) || ((TUint8*)(P)<M->iSeg.iBase) || ((TUint8*)(P)>(M->iSeg.iBase+M->iSeg.iSize))) \
+                  BTraceContext12(BTrace::EHeap, BTrace::EHeapCorruption, (TUint32)this, (TUint32)P, (TUint32)0), HEAP_PANIC(ETHeapBadCellAddress); \
+			 else DoCheckInuseChunk(M, MEM2CHUNK(P)) 
+
+#ifndef __KERNEL_MODE__
+
+#define __SLAB_BFR_CHECK(S,P,B) \
+	  if ( MEMORY_MONITORED ) \
+		  if ( ((TUint32)P & 0x3) || ((TUint8*)P<iMemBase) || ((TUint8*)(P)>(TUint8*)this))  \
+			   BTraceContext12(BTrace::EHeap, BTrace::EHeapCorruption, (TUint32)this, (TUint32)P, (TUint32)S), HEAP_PANIC(ETHeapBadCellAddress); \
+		  else DoCheckSlab(S, EPartialFullSlab, P), BuildPartialSlabBitmap(B,S,P) 					  
+#define __PAGE_BFR_CHECK(P) \
+		if ( MEMORY_MONITORED ) \
+			if ( ((TUint32)P &  ((1 << iPageSize)-1)) || ((TUint8*)P<iMemBase) || ((TUint8*)(P)>(TUint8*)this))  \
+				BTraceContext12(BTrace::EHeap, BTrace::EHeapCorruption, (TUint32)this, (TUint32)P, (TUint32)0), HEAP_PANIC(ETHeapBadCellAddress)
+
+#endif
+
+#ifdef _MSC_VER
+// This is required while we are still using VC6 to compile, so as to avoid warnings that cannot be fixed
+// without having to edit the original Doug Lea source.  The 4146 warnings are due to the original code having
+// a liking for negating unsigned numbers and the 4127 warnings are due to the original code using the RTCHECK
+// macro with values that are always defined as 1.  It is better to turn these warnings off than to introduce
+// diffs between the original Doug Lea implementation and our adaptation of it
+#pragma warning( disable : 4146 ) /* unary minus operator applied to unsigned type, result still unsigned */
+#pragma warning( disable : 4127 ) /* conditional expression is constant */
+#endif // _MSC_VER
+
+
+/**
+@SYMPatchable
+@publishedPartner
+@released
+
+Defines the minimum cell size of  a heap.
+
+The constant can be changed at ROM build time using patchdata OBY keyword.
+
+@deprecated Patching this constant no longer has any effect.
+*/
+#ifdef __X86GCC__	// For X86GCC we dont use the proper data import attribute
+#undef IMPORT_D		// since the constants are not really imported. GCC doesn't 
+#define IMPORT_D	// allow imports from self.
+#endif
+IMPORT_D extern const TInt KHeapMinCellSize;
+
+/**
+@SYMPatchable
+@publishedPartner
+@released
+
+This constant defines the ratio that determines the amount of hysteresis between heap growing and heap
+shrinking.
+It is a 32-bit fixed point number where the radix point is defined to be
+between bits 7 and 8 (where the LSB is bit 0) i.e. using standard notation, a Q8 or a fx24.8
+fixed point number.  For example, for a ratio of 2.0, set KHeapShrinkHysRatio=0x200.
+
+The heap shrinking hysteresis value is calculated to be:
+@code
+KHeapShrinkHysRatio*(iGrowBy>>8)
+@endcode
+where iGrowBy is a page aligned value set by the argument, aGrowBy, to the RHeap constructor.
+The default hysteresis value is iGrowBy bytes i.e. KHeapShrinkHysRatio=2.0.
+
+Memory usage may be improved by reducing the heap shrinking hysteresis
+by setting 1.0 < KHeapShrinkHysRatio < 2.0.  Heap shrinking hysteresis is disabled/removed
+when KHeapShrinkHysRatio <= 1.0.
+
+The constant can be changed at ROM build time using patchdata OBY keyword.
+*/
+IMPORT_D extern const TInt KHeapShrinkHysRatio;
+
+UEXPORT_C TInt RHeap::AllocLen(const TAny* aCell) const
+{
+	const MAllocator* m = this;
+	return m->AllocLen(aCell);
+}
+
+UEXPORT_C TAny* RHeap::Alloc(TInt aSize)
+{
+	const MAllocator* m = this;
+	return ((MAllocator*)m)->Alloc(aSize);
+}
+
+UEXPORT_C void RHeap::Free(TAny* aCell)
+{
+	const MAllocator* m = this;
+	((MAllocator*)m)->Free(aCell);
+}
+
+UEXPORT_C TAny* RHeap::ReAlloc(TAny* aCell, TInt aSize, TInt aMode)
+{
+	const MAllocator* m = this;
+	return ((MAllocator*)m)->ReAlloc(aCell, aSize, aMode);
+}
+
+UEXPORT_C TInt RHeap::DebugFunction(TInt aFunc, TAny* a1, TAny* a2)
+{
+	const MAllocator* m = this;
+	return ((MAllocator*)m)->DebugFunction(aFunc, a1, a2);
+}
+
+UEXPORT_C TInt RHeap::Extension_(TUint aExtensionId, TAny*& a0, TAny* a1)
+{
+	const MAllocator* m = this;
+	return ((MAllocator*)m)->Extension_(aExtensionId, a0, a1);
+}
+
+#ifndef __KERNEL_MODE__
+
+EXPORT_C TInt RHeap::AllocSize(TInt& aTotalAllocSize) const
+{
+	const MAllocator* m = this;
+	return m->AllocSize(aTotalAllocSize);
+}
+
+EXPORT_C TInt RHeap::Available(TInt& aBiggestBlock) const
+{
+	const MAllocator* m = this;
+	return m->Available(aBiggestBlock);
+}
+
+EXPORT_C void RHeap::Reset()
+{
+	const MAllocator* m = this;
+	((MAllocator*)m)->Reset();
+}
+
+EXPORT_C TInt RHeap::Compress()
+{
+	const MAllocator* m = this;
+	return ((MAllocator*)m)->Compress();
+}
+#endif
+
+RHybridHeap::RHybridHeap()
+	{
+	// This initialisation cannot be done in RHeap() for compatibility reasons
+	iMaxLength = iChunkHandle = iNestingLevel = 0;
+	iTop = NULL;
+	iFailType = ENone;
+	iTestData = NULL;
+	}
+
+void RHybridHeap::operator delete(TAny*, TAny*) 
+/**
+Called if constructor issued by operator new(TUint aSize, TAny* aBase) throws exception.
+This is dummy as corresponding new operator does not allocate memory.
+*/
+{}
+
+
+#ifndef __KERNEL_MODE__
+void RHybridHeap::Lock() const
+   /**
+   @internalComponent
+*/
+   {((RFastLock&)iLock).Wait();}
+
+
+void RHybridHeap::Unlock() const
+   /**
+   @internalComponent
+*/
+   {((RFastLock&)iLock).Signal();}
+
+
+TInt RHybridHeap::ChunkHandle() const
+   /**
+   @internalComponent
+*/
+{
+	return iChunkHandle;
+}
+
+#else
+//
+//  This method is implemented in kheap.cpp
+//
+//void RHybridHeap::Lock() const
+   /**
+   @internalComponent
+*/
+//   {;}
+
+
+
+//
+//  This method is implemented in kheap.cpp
+//
+//void RHybridHeap::Unlock() const
+   /**
+   @internalComponent
+*/
+//   {;}
+
+
+TInt RHybridHeap::ChunkHandle() const
+   /**
+   @internalComponent
+*/
+{
+	return 0;
+}
+#endif
+
+RHybridHeap::RHybridHeap(TInt aChunkHandle, TInt aOffset, TInt aMinLength, TInt aMaxLength, TInt aGrowBy, TInt aAlign, TBool aSingleThread, TBool aDLOnly, TBool aUseAdjust)
+/**
+Constructor for a non fixed heap.  Unlike the fixed heap, this heap is quite flexible in terms of its minimum and
+maximum lengths and in that it can use the hybrid allocator if all of its requirements are met.
+*/
+	: iOffset(aOffset), iChunkSize(aMinLength)
+	{
+	__ASSERT_ALWAYS(iOffset>=0, HEAP_PANIC(ETHeapNewBadOffset));	
+
+	iChunkHandle = aChunkHandle;
+	iMinLength = aMinLength;
+	iMaxLength = aMaxLength;
+
+	// If the user has explicitly specified 0 as the aGrowBy value, set it to 1 so that it will be rounded up to the nearst page size
+	if (aGrowBy == 0)
+		aGrowBy = 1;
+	GET_PAGE_SIZE(iPageSize);
+	iGrowBy = _ALIGN_UP(aGrowBy, iPageSize);
+
+	Construct(aSingleThread, aDLOnly, aUseAdjust, aAlign);
+	}
+
+RHybridHeap::RHybridHeap(TInt aMaxLength, TInt aAlign, TBool aSingleThread)
+/**
+Constructor for a fixed heap.  We have restrictions in that we have fixed minimum and maximum lengths and cannot grow
+and we only use DL allocator.
+*/
+	: iOffset(0), iChunkSize(aMaxLength)
+	{
+	iChunkHandle = NULL;
+	iMinLength = aMaxLength;
+	iMaxLength = aMaxLength;
+	iGrowBy = 0;
+
+	Construct(aSingleThread, ETrue, ETrue, aAlign);
+	}
+
+TAny* RHybridHeap::operator new(TUint aSize, TAny* aBase) __NO_THROW
+{
+	__ASSERT_ALWAYS(aSize>=sizeof(RHybridHeap), HEAP_PANIC(ETHeapNewBadSize));
+	RHybridHeap* h = (RHybridHeap*)aBase;
+	h->iBase = ((TUint8*)aBase) + aSize;
+	return aBase;
+}
+
+void RHybridHeap::Construct(TBool aSingleThread, TBool aDLOnly, TBool aUseAdjust, TInt aAlign)
+{
+	iAlign = aAlign ? aAlign : RHybridHeap::ECellAlignment;
+	__ASSERT_ALWAYS((TUint32)iAlign>=sizeof(TAny*) && __POWER_OF_2(iAlign), HEAP_PANIC(ETHeapNewBadAlignment));
+
+	// This initialisation cannot be done in RHeap() for compatibility reasons
+	iTop = NULL;
+	iFailType = ENone;
+	iNestingLevel = 0;
+	iTestData = NULL;
+
+	iHighWaterMark = iMinLength;
+	iAllocCount = 0;
+	iFlags = aSingleThread ? ESingleThreaded : 0;
+	iGrowBy = _ALIGN_UP(iGrowBy, iPageSize);
+	
+	if ( iMinLength == iMaxLength )
+		{
+		iFlags |= EFixedSize;
+		aDLOnly = ETrue;
+		}
+#ifndef __KERNEL_MODE__
+#ifdef DELAYED_SLAB_THRESHOLD
+	iSlabInitThreshold = DELAYED_SLAB_THRESHOLD;
+#else
+	iSlabInitThreshold = 0;
+#endif // DELAYED_SLAB_THRESHOLD
+	iUseAdjust = aUseAdjust;
+	iDLOnly    = aDLOnly;
+#else
+	(void)aUseAdjust;	
+#endif 
+	// Initialise suballocators
+	// if DL only is required then it cannot allocate slab or page memory
+	// so these sub-allocators should be disabled. Otherwise initialise with default values
+	if ( aDLOnly )
+		{
+		Init(0, 0);
+		}
+	else
+		{
+		Init(SLAB_CONFIG, 16);
+		}
+	
+#ifdef ENABLE_BTRACE
+	
+	TUint32 traceData[4];
+	traceData[0] = iMinLength;
+	traceData[1] = iMaxLength;
+	traceData[2] = iGrowBy;
+	traceData[3] = iAlign;
+	BTraceContextN(BTrace::ETest1, 90, (TUint32)this, 11, traceData, sizeof(traceData));
+#endif
+	
+}
+
+#ifndef __KERNEL_MODE__
+TInt RHybridHeap::ConstructLock(TUint32 aMode)
+{
+	TBool duplicateLock = EFalse;
+	TInt r = KErrNone;
+	if (!(iFlags & ESingleThreaded))
+		{
+		duplicateLock = aMode & UserHeap::EChunkHeapSwitchTo;
+		r = iLock.CreateLocal(duplicateLock ? EOwnerThread : EOwnerProcess);
+		if( r != KErrNone)
+			{
+			iChunkHandle = 0;
+			return r;
+			}
+		}
+	
+	if ( aMode & UserHeap::EChunkHeapSwitchTo )
+		User::SwitchHeap(this);
+	
+	iHandles = &iChunkHandle;
+	if (!(iFlags & ESingleThreaded))
+		{
+		// now change the thread-relative chunk/semaphore handles into process-relative handles
+		iHandleCount = 2;
+		if(duplicateLock)
+			{
+			RHandleBase s = iLock;
+			r = iLock.Duplicate(RThread());
+			s.Close();
+			}
+		if (r==KErrNone && (aMode & UserHeap::EChunkHeapDuplicate))
+			{
+			r = ((RChunk*)&iChunkHandle)->Duplicate(RThread());
+			if (r!=KErrNone)
+				iLock.Close(), iChunkHandle=0;
+			}
+		}
+	else
+		{
+		iHandleCount = 1;
+		if (aMode & UserHeap::EChunkHeapDuplicate)
+			r = ((RChunk*)&iChunkHandle)->Duplicate(RThread(), EOwnerThread);
+		}
+	
+	return r;
+}
+#endif
+
+void RHybridHeap::Init(TInt aBitmapSlab, TInt aPagePower)
+{
+	/*Moved code which does initilization */
+	iTop  = (TUint8*)this + iMinLength;
+	iBase = Ceiling(iBase, ECellAlignment);	// Align iBase address 
+	
+    __INIT_COUNTERS(0);
+	//	memset(&mparams,0,sizeof(mparams));
+	
+	InitDlMalloc(iTop - iBase, 0);
+	
+#ifndef __KERNEL_MODE__	
+	SlabInit();
+	iSlabConfigBits = aBitmapSlab;
+	if ( iChunkSize > iSlabInitThreshold )
+		{
+		iSlabInitThreshold = KMaxTInt32;
+		SlabConfig(aBitmapSlab);   // Delayed slab configuration done
+		}
+	if ( aPagePower )
+		{
+		RChunk chunk;
+		chunk.SetHandle(iChunkHandle);
+		iMemBase = chunk.Base();    // Store base address for paged allocator
+		}
+
+	/*10-1K,11-2K,12-4k,13-8K,14-16K,15-32K,16-64K*/
+	PagedInit(aPagePower);
+
+#ifdef ENABLE_BTRACE
+	TUint32 traceData[3];
+	traceData[0] = aBitmapSlab;
+	traceData[1] = aPagePower;
+	traceData[2] = GM->iTrimCheck;
+	BTraceContextN(BTrace::ETest1, 90, (TUint32)this, 0, traceData, sizeof(traceData));
+#endif
+#else
+	(void)aBitmapSlab;
+	(void)aPagePower;
+#endif	// __KERNEL_MODE__
+	
+}
+
+
+TInt RHybridHeap::AllocLen(const TAny* aCell) const
+{
+	aCell = __GET_DEBUG_DATA_BFR(aCell);
+	
+	if (PtrDiff(aCell, this) >= 0)
+		{
+		mchunkptr m = MEM2CHUNK(aCell);
+		return CHUNKSIZE(m) - OVERHEAD_FOR(m) - __DEBUG_HDR_SIZE;
+		}
+#ifndef __KERNEL_MODE__		
+	if ( aCell )
+		{
+		if (LowBits(aCell, iPageSize) )
+			return SlabHeaderSize(slab::SlabFor(aCell)->iHeader) - __DEBUG_HDR_SIZE;
+		
+		return PagedSize((void*)aCell) - __DEBUG_HDR_SIZE;
+		}
+#endif	
+	return 0; // NULL pointer situation, should PANIC !!
+}
+
+#ifdef __KERNEL_MODE__
+TAny* RHybridHeap::Alloc(TInt aSize)
+{
+	__CHECK_THREAD_STATE;
+	__ASSERT_ALWAYS((TUint)aSize<(KMaxTInt/2),HEAP_PANIC(ETHeapBadAllocatedCellSize));
+	__SIMULATE_ALLOC_FAIL(return NULL;)
+	Lock();
+	__ALLOC_DEBUG_HEADER(aSize);
+	TAny* addr = DlMalloc(aSize);
+	if ( addr )
+		{
+//		iCellCount++;
+		__SET_DEBUG_DATA(addr, iNestingLevel, ++iAllocCount);
+		addr = __GET_USER_DATA_BFR(addr);
+		__INCREMENT_COUNTERS(addr);
+		memclr(addr, AllocLen(addr));
+		}
+	Unlock();
+#ifdef ENABLE_BTRACE
+	if (iFlags & ETraceAllocs)
+		{
+		if ( addr )
+			{
+			TUint32 traceData[3];
+			traceData[0] = AllocLen(addr);
+			traceData[1] = aSize - __DEBUG_HDR_SIZE;
+			traceData[2] = 0;
+			BTraceContextN(BTrace::EHeap, BTrace::EHeapAlloc, (TUint32)this, (TUint32)addr, traceData, sizeof(traceData));
+			}
+		else
+			BTraceContext8(BTrace::EHeap, BTrace::EHeapAllocFail, (TUint32)this, (TUint32)(aSize - __DEBUG_HDR_SIZE));			
+		}
+#endif
+	return addr;
+}
+#else
+
+TAny* RHybridHeap::Alloc(TInt aSize)
+{
+	__ASSERT_ALWAYS((TUint)aSize<(KMaxTInt/2),HEAP_PANIC(ETHeapBadAllocatedCellSize));
+	__SIMULATE_ALLOC_FAIL(return NULL;)
+			
+	TAny* addr;
+#ifdef ENABLE_BTRACE
+	TInt aSubAllocator=0;
+#endif
+	
+	Lock();
+	
+	__ALLOC_DEBUG_HEADER(aSize);
+	
+	if (aSize < iSlabThreshold)
+		{
+		TInt ix = iSizeMap[(aSize+3)>>2];
+		HEAP_ASSERT(ix != 0xff);
+		addr = SlabAllocate(iSlabAlloc[ix]);
+		if ( !addr )
+			{ // Slab allocation has failed, try to allocate from DL
+			addr = DlMalloc(aSize);
+			}
+#ifdef ENABLE_BTRACE
+		else
+			aSubAllocator=1;
+#endif
+		}else if((aSize >> iPageThreshold)==0)
+			{
+			addr = DlMalloc(aSize);
+			}
+		else
+			{
+			addr = PagedAllocate(aSize);
+			if ( !addr )
+				{ // Page allocation has failed, try to allocate from DL
+				addr = DlMalloc(aSize);
+				}
+#ifdef ENABLE_BTRACE
+			else
+	      		aSubAllocator=2;
+#endif
+			}
+	
+	if ( addr )
+		{
+//		iCellCount++;
+		__SET_DEBUG_DATA(addr, iNestingLevel, ++iAllocCount);
+		addr = __GET_USER_DATA_BFR(addr);
+		__INCREMENT_COUNTERS(addr);
+		}
+	Unlock();
+	
+#ifdef ENABLE_BTRACE
+	if (iFlags & ETraceAllocs)
+		{
+		if ( addr )
+			{
+		    TUint32 traceData[3];
+		    traceData[0] = AllocLen(addr);
+		    traceData[1] = aSize - __DEBUG_HDR_SIZE;
+			traceData[2] = aSubAllocator;
+		    BTraceContextN(BTrace::EHeap, BTrace::EHeapAlloc, (TUint32)this, (TUint32)addr, traceData, sizeof(traceData));
+			}
+		else
+			BTraceContext8(BTrace::EHeap, BTrace::EHeapAllocFail, (TUint32)this, (TUint32)(aSize - __DEBUG_HDR_SIZE));			
+		}
+#endif
+	
+	return addr;
+}
+#endif // __KERNEL_MODE__
+
+#ifndef __KERNEL_MODE__
+TInt RHybridHeap::Compress()
+{
+	if ( IS_FIXED_HEAP )
+		return 0;
+	
+	Lock();
+	TInt Reduced = SysTrim(GM, 0);
+	if (iSparePage)
+		{
+		Unmap(iSparePage, iPageSize);
+		iSparePage = 0;
+		Reduced += iPageSize;
+		}
+	Unlock();
+	return Reduced;
+}
+#endif
+
+void RHybridHeap::Free(TAny* aPtr)
+{
+	__CHECK_THREAD_STATE;
+	if ( !aPtr )
+		return;
+#ifdef ENABLE_BTRACE
+	TInt aSubAllocator=0;
+#endif
+	Lock();
+	
+	aPtr = __GET_DEBUG_DATA_BFR(aPtr);
+
+#ifndef __KERNEL_MODE__				
+	if (PtrDiff(aPtr, this) >= 0)
+		{
+#endif
+		__DL_BFR_CHECK(GM, aPtr);
+		__DECREMENT_COUNTERS(__GET_USER_DATA_BFR(aPtr));
+		__ZAP_CELL(aPtr);		
+		DlFree( aPtr);
+#ifndef __KERNEL_MODE__			
+		}
+
+	else if ( LowBits(aPtr, iPageSize) == 0 )
+		{
+#ifdef ENABLE_BTRACE
+		aSubAllocator = 2;
+#endif
+		__PAGE_BFR_CHECK(aPtr);	
+		__DECREMENT_COUNTERS(__GET_USER_DATA_BFR(aPtr));
+		PagedFree(aPtr);
+		}
+	else
+		{
+#ifdef ENABLE_BTRACE
+		aSubAllocator = 1;
+#endif
+		TUint32 bm[4];   		
+		__SLAB_BFR_CHECK(slab::SlabFor(aPtr),aPtr,bm);
+		__DECREMENT_COUNTERS(__GET_USER_DATA_BFR(aPtr));  
+		__ZAP_CELL(aPtr);		
+		SlabFree(aPtr);
+		}
+#endif  // __KERNEL_MODE__	
+//	iCellCount--;
+	Unlock();
+#ifdef ENABLE_BTRACE
+	if (iFlags & ETraceAllocs)
+		{
+		TUint32 traceData;
+		traceData = aSubAllocator;
+		BTraceContextN(BTrace::EHeap, BTrace::EHeapFree, (TUint32)this, (TUint32)__GET_USER_DATA_BFR(aPtr), &traceData, sizeof(traceData));
+		}
+#endif
+}
+
+#ifndef __KERNEL_MODE__
+void RHybridHeap::Reset()
+/**
+Frees all allocated cells on this heap.
+*/
+{
+	Lock();
+	if ( !IS_FIXED_HEAP )
+		{
+		if ( GM->iSeg.iSize > (iMinLength - sizeof(*this)) )
+			Unmap(GM->iSeg.iBase + (iMinLength - sizeof(*this)), (GM->iSeg.iSize - (iMinLength - sizeof(*this))));
+		ResetBitmap();
+		if ( !iDLOnly )
+			Init(iSlabConfigBits, iPageThreshold);
+		else
+			Init(0,0);		
+		}
+	else Init(0,0);
+	Unlock();	
+}
+#endif
+
+TAny* RHybridHeap::ReAllocImpl(TAny* aPtr, TInt aSize, TInt aMode)
+{
+	// First handle special case of calling reallocate with NULL aPtr
+	if (!aPtr)
+		{
+		if (( aMode & ENeverMove ) == 0 )
+			{
+			aPtr = Alloc(aSize - __DEBUG_HDR_SIZE);
+			aPtr = __GET_DEBUG_DATA_BFR(aPtr);
+			}
+		return aPtr;
+		}
+	
+	TInt oldsize = AllocLen(__GET_USER_DATA_BFR(aPtr)) + __DEBUG_HDR_SIZE;
+	
+	// Insist on geometric growth when reallocating memory, this reduces copying and fragmentation
+	// generated during arithmetic growth of buffer/array/vector memory
+	// Experiments have shown that 25% is a good threshold for this policy
+	if (aSize <= oldsize)
+		{
+		if (aSize >= oldsize - (oldsize>>2))
+			return aPtr;		// don't change if >75% original size
+		}
+	else
+		{
+		__SIMULATE_ALLOC_FAIL(return NULL;)
+		if (aSize < oldsize + (oldsize>>2))
+			{
+			aSize = _ALIGN_UP(oldsize + (oldsize>>2), 4);	// grow to at least 125% original size
+			}
+		}
+	__DEBUG_SAVE(aPtr);		
+	
+	TAny* newp;
+#ifdef __KERNEL_MODE__
+	Lock();
+	__DL_BFR_CHECK(GM, aPtr);				
+	newp = DlRealloc(aPtr, aSize, aMode);
+	Unlock();
+	if ( newp )
+		{
+	    if ( aSize > oldsize )
+			memclr(((TUint8*)newp) + oldsize, (aSize-oldsize)); // Buffer has grown in place, clear extra
+		__DEBUG_RESTORE(newp);
+		__UPDATE_ALLOC_COUNT(aPtr, newp, ++iAllocCount);
+		__UPDATE_TOTAL_ALLOC(newp, oldsize);
+		}
+#else
+	// Decide how to reallocate based on (a) the current cell location, (b) the mode requested and (c) the new size
+	if ( PtrDiff(aPtr, this) >= 0 )
+		{	// current cell in Doug Lea iArena
+		if ( (aMode & ENeverMove) 
+			 ||
+			 (!(aMode & EAllowMoveOnShrink) && (aSize < oldsize))
+			 ||
+			 ((aSize >= iSlabThreshold) && ((aSize >> iPageThreshold) == 0)) )
+			{
+			Lock();
+			__DL_BFR_CHECK(GM, aPtr);			
+			newp = DlRealloc(aPtr, aSize, aMode);			// old and new in DL allocator
+			Unlock();
+			__DEBUG_RESTORE(newp);
+			__UPDATE_ALLOC_COUNT(aPtr,newp, ++iAllocCount);
+			__UPDATE_TOTAL_ALLOC(newp, oldsize);
+			return newp;
+			}
+		}
+	else if (LowBits(aPtr, iPageSize) == 0)
+		{	// current cell in paged iArena
+		if ( (aMode & ENeverMove)     
+			 ||
+			 (!(aMode & EAllowMoveOnShrink) && (aSize < oldsize)) 
+			 ||
+			 ((aSize >> iPageThreshold) != 0) )
+			{
+			Lock();
+			__PAGE_BFR_CHECK(aPtr);			
+			newp = PagedReallocate(aPtr, aSize, aMode);		// old and new in paged allocator
+			Unlock();
+			__DEBUG_RESTORE(newp);
+			__UPDATE_ALLOC_COUNT(aPtr,newp, ++iAllocCount);
+			__UPDATE_TOTAL_ALLOC(newp, oldsize);
+			return newp;
+			}
+		}
+	else
+		{	// current cell in slab iArena
+		TUint32 bm[4];
+		Lock();
+		__SLAB_BFR_CHECK(slab::SlabFor(aPtr), aPtr, bm);
+		Unlock();
+		if ( aSize <= oldsize)
+			return aPtr;
+		if (aMode & ENeverMove)
+			return NULL;		// cannot grow in slab iArena
+		// just use alloc/copy/free...
+		}
+	
+	// fallback to allocate and copy
+	// shouldn't get here if we cannot move the cell
+	//  	__ASSERT(mode == emobile || (mode==efixshrink && size>oldsize));
+	
+	newp = Alloc(aSize - __DEBUG_HDR_SIZE);
+	newp = __GET_DEBUG_DATA_BFR(newp);
+	if (newp)
+		{
+		memcpy(newp, aPtr, oldsize<aSize ? oldsize : aSize);
+		__DEBUG_RESTORE(newp);
+		Free(__GET_USER_DATA_BFR(aPtr));
+		}
+	
+#endif	// __KERNEL_MODE__
+	return newp;
+}
+
+
+TAny* RHybridHeap::ReAlloc(TAny* aPtr, TInt aSize, TInt aMode )
+{
+	
+	aPtr = __GET_DEBUG_DATA_BFR(aPtr);
+	__ALLOC_DEBUG_HEADER(aSize);
+	
+	TAny* retval = ReAllocImpl(aPtr, aSize, aMode);
+	
+	retval = __GET_USER_DATA_BFR(retval);
+	
+#ifdef ENABLE_BTRACE
+	if (iFlags & ETraceAllocs)
+		{
+		if ( retval )
+			{
+			TUint32 traceData[3];
+			traceData[0] = AllocLen(retval);
+			traceData[1] = aSize - __DEBUG_HDR_SIZE;
+			traceData[2] = (TUint32)aPtr;
+			BTraceContextN(BTrace::EHeap, BTrace::EHeapReAlloc,(TUint32)this, (TUint32)retval, traceData, sizeof(traceData));
+			}
+  		else
+  		    BTraceContext12(BTrace::EHeap, BTrace::EHeapReAllocFail, (TUint32)this, (TUint32)aPtr, (TUint32)(aSize - __DEBUG_HDR_SIZE));
+		}
+#endif
+	return retval;
+}
+
+#ifndef __KERNEL_MODE__
+TInt RHybridHeap::Available(TInt& aBiggestBlock) const
+/**
+Gets the total free space currently available on the heap and the space
+available in the largest free block.
+
+Note that this function exists mainly for compatibility reasons.  In a modern
+heap implementation such as that present in Symbian it is not appropriate to
+concern oneself with details such as the amount of free memory available on a
+heap and its largeset free block, because the way that a modern heap implmentation
+works is not simple.  The amount of available virtual memory != physical memory
+and there are multiple allocation strategies used internally, which makes all
+memory usage figures "fuzzy" at best.
+
+In short, if you want to see if there is enough memory available to allocate a
+block of memory, call Alloc() and if it succeeds then there is enough memory!
+Messing around with functions like this is somewhat pointless with modern heap
+allocators.
+
+@param aBiggestBlock On return, contains the space available in the largest
+                     free block on the heap.  Due to the internals of modern
+                     heap implementations, you can probably still allocate a
+                     block larger than this!
+
+@return The total free space currently available on the heap.  Again, you can
+        probably still allocate more than this!
+*/
+{
+	struct HeapInfo info;
+	Lock();
+	TInt Biggest  = GetInfo(&info);
+	aBiggestBlock = __GET_AVAIL_BLOCK_SIZE(Biggest);
+	Unlock();
+	return __GET_AVAIL_BLOCK_SIZE(info.iFreeBytes);
+	
+}
+
+TInt RHybridHeap::AllocSize(TInt& aTotalAllocSize) const
+   /**
+   Gets the number of cells allocated on this heap, and the total space 
+   allocated to them.
+   
+   @param aTotalAllocSize On return, contains the total space allocated
+   to the cells.
+   
+   @return The number of cells allocated on this heap.
+*/   
+{
+	struct HeapInfo info;
+	Lock();
+	GetInfo(&info);
+	aTotalAllocSize = info.iAllocBytes - __REMOVE_DBG_HDR(info.iAllocN);
+	Unlock();
+	return info.iAllocN;
+}
+
+#endif
+
+TInt RHybridHeap::Extension_(TUint /* aExtensionId */, TAny*& /* a0 */, TAny* /* a1 */)
+{
+	return KErrNotSupported;
+}
+
+
+
+///////////////////////////////////////////////////////////////////////////////
+// imported from dla.cpp
+///////////////////////////////////////////////////////////////////////////////
+
+//#include <unistd.h>
+//#define DEBUG_REALLOC
+#ifdef DEBUG_REALLOC
+#include <e32debug.h>
+#endif
+
+inline void RHybridHeap::InitBins(mstate m)
+{
+	/* Establish circular links for iSmallBins */
+	bindex_t i;
+	for (i = 0; i < NSMALLBINS; ++i) {
+		sbinptr bin = SMALLBIN_AT(m,i);
+		bin->iFd = bin->iBk = bin;
+		}
+	}
+/* ---------------------------- malloc support --------------------------- */
+
+/* allocate a large request from the best fitting chunk in a treebin */
+void* RHybridHeap::TmallocLarge(mstate m, size_t nb) {
+	tchunkptr v = 0;
+	size_t rsize = -nb; /* Unsigned negation */
+	tchunkptr t;
+	bindex_t idx;
+	ComputeTreeIndex(nb, idx);
+	
+	if ((t = *TREEBIN_AT(m, idx)) != 0)
+		{
+		/* Traverse tree for this bin looking for node with size == nb */
+		size_t sizebits = nb << LEFTSHIFT_FOR_TREE_INDEX(idx);
+		tchunkptr rst = 0;  /* The deepest untaken right subtree */
+		for (;;)
+			{
+			tchunkptr rt;
+			size_t trem = CHUNKSIZE(t) - nb;
+			if (trem < rsize)
+				{
+				v = t;
+				if ((rsize = trem) == 0)
+					break;
+				}
+			rt = t->iChild[1];
+			t = t->iChild[(sizebits >> (SIZE_T_BITSIZE-SIZE_T_ONE)) & 1];
+			if (rt != 0 && rt != t)
+				rst = rt;
+			if (t == 0)
+				{
+				t = rst; /* set t to least subtree holding sizes > nb */
+				break;
+				}
+			sizebits <<= 1;
+			}
+		}
+	if (t == 0 && v == 0)
+		{ /* set t to root of next non-empty treebin */
+		binmap_t leftbits = LEFT_BITS(IDX2BIT(idx)) & m->iTreeMap;
+		if (leftbits != 0)
+			{
+			bindex_t i;
+			binmap_t leastbit = LEAST_BIT(leftbits);
+			ComputeBit2idx(leastbit, i);
+			t = *TREEBIN_AT(m, i);
+			}
+		}
+	while (t != 0)
+		{ /* Find smallest of tree or subtree */
+		size_t trem = CHUNKSIZE(t) - nb;
+		if (trem < rsize) {
+			rsize = trem;
+			v = t;
+			}
+		t = LEFTMOST_CHILD(t);
+		}
+	/*  If iDv is a better fit, return 0 so malloc will use it */
+	if (v != 0 && rsize < (size_t)(m->iDvSize - nb))
+		{
+		if (RTCHECK(OK_ADDRESS(m, v)))
+			{ /* split */
+			mchunkptr r = CHUNK_PLUS_OFFSET(v, nb);
+			HEAP_ASSERT(CHUNKSIZE(v) == rsize + nb);
+			if (RTCHECK(OK_NEXT(v, r)))
+				{
+				UnlinkLargeChunk(m, v);
+				if (rsize < MIN_CHUNK_SIZE)
+					SET_INUSE_AND_PINUSE(m, v, (rsize + nb));
+				else
+					{
+					SET_SIZE_AND_PINUSE_OF_INUSE_CHUNK(m, v, nb);
+					SET_SIZE_AND_PINUSE_OF_FREE_CHUNK(r, rsize);
+					InsertChunk(m, r, rsize);
+					}
+				return CHUNK2MEM(v);
+				}
+			}
+		//    CORRUPTION_ERROR_ACTION(m);
+		}
+	return 0;
+	}
+
+/* allocate a small request from the best fitting chunk in a treebin */
+void* RHybridHeap::TmallocSmall(mstate m, size_t nb)
+{
+	tchunkptr t, v;
+	size_t rsize;
+	bindex_t i;
+	binmap_t leastbit = LEAST_BIT(m->iTreeMap);
+	ComputeBit2idx(leastbit, i);
+	
+	v = t = *TREEBIN_AT(m, i);
+	rsize = CHUNKSIZE(t) - nb;
+	
+	while ((t = LEFTMOST_CHILD(t)) != 0)
+		{
+		size_t trem = CHUNKSIZE(t) - nb;
+		if (trem < rsize)
+			{
+			rsize = trem;
+			v = t;
+			}
+		}
+	
+	if (RTCHECK(OK_ADDRESS(m, v)))
+		{
+		mchunkptr r = CHUNK_PLUS_OFFSET(v, nb);
+		HEAP_ASSERT(CHUNKSIZE(v) == rsize + nb);
+		if (RTCHECK(OK_NEXT(v, r)))
+			{
+			UnlinkLargeChunk(m, v);
+			if (rsize < MIN_CHUNK_SIZE)
+				SET_INUSE_AND_PINUSE(m, v, (rsize + nb));
+			else
+				{
+				SET_SIZE_AND_PINUSE_OF_INUSE_CHUNK(m, v, nb);
+				SET_SIZE_AND_PINUSE_OF_FREE_CHUNK(r, rsize);
+				ReplaceDv(m, r, rsize);
+				}
+			return CHUNK2MEM(v);
+			}
+		}
+	//  CORRUPTION_ERROR_ACTION(m);
+	//  return 0;
+	}
+
+inline void RHybridHeap::InitTop(mstate m, mchunkptr p, size_t psize)
+{
+	/* Ensure alignment */
+	size_t offset = ALIGN_OFFSET(CHUNK2MEM(p));
+	p = (mchunkptr)((TUint8*)p + offset);
+	psize -= offset;
+	m->iTop = p;
+	m->iTopSize = psize;
+	p->iHead = psize | PINUSE_BIT;
+	/* set size of fake trailing chunk holding overhead space only once */
+	mchunkptr chunkPlusOff = CHUNK_PLUS_OFFSET(p, psize);
+	chunkPlusOff->iHead = TOP_FOOT_SIZE;
+	m->iTrimCheck = KHeapShrinkHysRatio*(iGrowBy>>8);
+}
+
+
+/* Unlink the first chunk from a smallbin */
+inline void RHybridHeap::UnlinkFirstSmallChunk(mstate M,mchunkptr B,mchunkptr P,bindex_t& I)
+{
+	mchunkptr F = P->iFd;
+	HEAP_ASSERT(P != B);
+	HEAP_ASSERT(P != F);
+	HEAP_ASSERT(CHUNKSIZE(P) == SMALL_INDEX2SIZE(I));
+	if (B == F)
+		CLEAR_SMALLMAP(M, I);
+	else if (RTCHECK(OK_ADDRESS(M, F)))
+		{
+		B->iFd = F;
+		F->iBk = B;
+		}
+	else
+		{
+		CORRUPTION_ERROR_ACTION(M);
+		}
+}
+/* Link a free chunk into a smallbin  */
+inline void RHybridHeap::InsertSmallChunk(mstate M,mchunkptr P, size_t S)
+{
+	bindex_t I  = SMALL_INDEX(S);
+	mchunkptr B = SMALLBIN_AT(M, I);
+	mchunkptr F = B;
+	HEAP_ASSERT(S >= MIN_CHUNK_SIZE);
+	if (!SMALLMAP_IS_MARKED(M, I))
+		MARK_SMALLMAP(M, I);
+	else if (RTCHECK(OK_ADDRESS(M, B->iFd)))
+		F = B->iFd;
+	else
+		{
+		CORRUPTION_ERROR_ACTION(M);
+		}
+	B->iFd = P;
+	F->iBk = P;
+	P->iFd = F;
+	P->iBk = B;
+}
+
+
+inline void RHybridHeap::InsertChunk(mstate M,mchunkptr P,size_t S)
+{
+	if (IS_SMALL(S))
+		InsertSmallChunk(M, P, S);
+	else
+		{
+		tchunkptr TP = (tchunkptr)(P); InsertLargeChunk(M, TP, S);
+		}
+}
+
+inline void RHybridHeap::UnlinkLargeChunk(mstate M,tchunkptr X)
+{
+	tchunkptr XP = X->iParent;
+	tchunkptr R;
+	if (X->iBk != X)
+		{
+		tchunkptr F = X->iFd;
+		R = X->iBk;
+		if (RTCHECK(OK_ADDRESS(M, F)))
+			{
+			F->iBk = R;
+			R->iFd = F;
+			}
+		else
+			{
+			CORRUPTION_ERROR_ACTION(M);
+			}
+		}
+	else
+		{
+		tchunkptr* RP;
+		if (((R = *(RP = &(X->iChild[1]))) != 0) ||
+			  ((R = *(RP = &(X->iChild[0]))) != 0))
+			{
+			tchunkptr* CP;
+			while ((*(CP = &(R->iChild[1])) != 0) ||
+				   (*(CP = &(R->iChild[0])) != 0))
+				{
+				R = *(RP = CP);
+				}
+			if (RTCHECK(OK_ADDRESS(M, RP)))
+				*RP = 0;
+			else
+				{
+				CORRUPTION_ERROR_ACTION(M);
+				}
+			}
+		}
+	if (XP != 0)
+		{
+		tbinptr* H = TREEBIN_AT(M, X->iIndex);
+		if (X == *H)
+			{
+			if ((*H = R) == 0)
+				CLEAR_TREEMAP(M, X->iIndex);
+			}
+		else if (RTCHECK(OK_ADDRESS(M, XP)))
+			{
+			if (XP->iChild[0] == X)
+				XP->iChild[0] = R;
+			else
+				XP->iChild[1] = R;
+			}
+		else
+			CORRUPTION_ERROR_ACTION(M);
+		if (R != 0)
+			{
+			if (RTCHECK(OK_ADDRESS(M, R)))
+				{
+				tchunkptr C0, C1;
+				R->iParent = XP;
+				if ((C0 = X->iChild[0]) != 0)
+					{
+					if (RTCHECK(OK_ADDRESS(M, C0)))
+						{
+						R->iChild[0] = C0;
+						C0->iParent = R;
+						}
+					else
+						CORRUPTION_ERROR_ACTION(M);
+					}
+				if ((C1 = X->iChild[1]) != 0)
+					{
+					if (RTCHECK(OK_ADDRESS(M, C1)))
+						{
+						R->iChild[1] = C1;
+						C1->iParent = R;
+						}
+					else
+						CORRUPTION_ERROR_ACTION(M);
+					}
+				}
+			else
+				CORRUPTION_ERROR_ACTION(M);
+			}
+		}
+}
+
+/* Unlink a chunk from a smallbin  */
+inline void RHybridHeap::UnlinkSmallChunk(mstate M, mchunkptr P,size_t S)
+{
+	mchunkptr F = P->iFd;
+	mchunkptr B = P->iBk;
+	bindex_t I = SMALL_INDEX(S);
+	HEAP_ASSERT(P != B);
+	HEAP_ASSERT(P != F);
+	HEAP_ASSERT(CHUNKSIZE(P) == SMALL_INDEX2SIZE(I));
+	if (F == B)
+		CLEAR_SMALLMAP(M, I);
+	else if (RTCHECK((F == SMALLBIN_AT(M,I) || OK_ADDRESS(M, F)) &&
+					 (B == SMALLBIN_AT(M,I) || OK_ADDRESS(M, B))))
+		{
+		F->iBk = B;
+		B->iFd = F;
+		}
+	else
+		{
+		CORRUPTION_ERROR_ACTION(M);
+		}
+}
+
+inline void RHybridHeap::UnlinkChunk(mstate M, mchunkptr P, size_t S)
+{
+	if (IS_SMALL(S))
+		UnlinkSmallChunk(M, P, S);
+	else
+		{
+		tchunkptr TP = (tchunkptr)(P); UnlinkLargeChunk(M, TP);
+		}
+}
+
+// For DL debug functions
+void RHybridHeap::DoComputeTreeIndex(size_t S, bindex_t& I)
+{
+	ComputeTreeIndex(S, I);
+}	
+
+inline void RHybridHeap::ComputeTreeIndex(size_t S, bindex_t& I)
+{
+	size_t X = S >> TREEBIN_SHIFT;
+	if (X == 0)
+		I = 0;
+	else if (X > 0xFFFF)
+		I = NTREEBINS-1;
+	else
+		{
+		unsigned int Y = (unsigned int)X;
+		unsigned int N = ((Y - 0x100) >> 16) & 8;
+		unsigned int K = (((Y <<= N) - 0x1000) >> 16) & 4;
+		N += K;
+		N += K = (((Y <<= K) - 0x4000) >> 16) & 2;
+		K = 14 - N + ((Y <<= K) >> 15);
+		I = (K << 1) + ((S >> (K + (TREEBIN_SHIFT-1)) & 1));
+		}
+}
+
+/* ------------------------- Operations on trees ------------------------- */
+
+/* Insert chunk into tree */
+inline void RHybridHeap::InsertLargeChunk(mstate M,tchunkptr X,size_t S)
+{
+	tbinptr* H;
+	bindex_t I;
+	ComputeTreeIndex(S, I);
+	H = TREEBIN_AT(M, I);
+	X->iIndex = I;
+	X->iChild[0] = X->iChild[1] = 0;
+	if (!TREEMAP_IS_MARKED(M, I))
+		{
+		MARK_TREEMAP(M, I);
+		*H = X;
+		X->iParent = (tchunkptr)H;
+		X->iFd = X->iBk = X;
+		}
+	else
+		{
+		tchunkptr T = *H;
+		size_t K = S << LEFTSHIFT_FOR_TREE_INDEX(I);
+		for (;;)
+			{
+			if (CHUNKSIZE(T) != S) {
+				tchunkptr* C = &(T->iChild[(K >> (SIZE_T_BITSIZE-SIZE_T_ONE)) & 1]);
+				K <<= 1;
+				if (*C != 0)
+					T = *C;
+				else if (RTCHECK(OK_ADDRESS(M, C)))
+					{
+					*C = X;
+					X->iParent = T;
+					X->iFd = X->iBk = X;
+					break;
+					}
+				else
+					{
+					CORRUPTION_ERROR_ACTION(M);
+					break;
+					}
+				}
+			else
+				{
+				tchunkptr F = T->iFd;
+				if (RTCHECK(OK_ADDRESS(M, T) && OK_ADDRESS(M, F)))
+					{
+					T->iFd = F->iBk = X;
+					X->iFd = F;
+					X->iBk = T;
+					X->iParent = 0;
+					break;
+					}
+				else
+					{
+					CORRUPTION_ERROR_ACTION(M);
+					break;
+					}
+				}
+			}
+		}
+}
+
+/*
+Unlink steps:
+
+1. If x is a chained node, unlink it from its same-sized iFd/iBk links
+and choose its iBk node as its replacement.
+2. If x was the last node of its size, but not a leaf node, it must
+be replaced with a leaf node (not merely one with an open left or
+right), to make sure that lefts and rights of descendents
+correspond properly to bit masks.  We use the rightmost descendent
+of x.  We could use any other leaf, but this is easy to locate and
+tends to counteract removal of leftmosts elsewhere, and so keeps
+paths shorter than minimally guaranteed.  This doesn't loop much
+because on average a node in a tree is near the bottom.
+3. If x is the base of a chain (i.e., has iParent links) relink
+x's iParent and children to x's replacement (or null if none).
+*/
+
+/* Replace iDv node, binning the old one */
+/* Used only when iDvSize known to be small */
+inline void RHybridHeap::ReplaceDv(mstate M, mchunkptr P, size_t S)
+{
+	size_t DVS = M->iDvSize;
+	if (DVS != 0)
+		{
+		mchunkptr DV = M->iDv;
+		HEAP_ASSERT(IS_SMALL(DVS));
+		InsertSmallChunk(M, DV, DVS);
+		}
+	M->iDvSize = S;
+	M->iDv = P;
+}
+
+
+inline void RHybridHeap::ComputeBit2idx(binmap_t X,bindex_t& I)
+{
+	unsigned int Y = X - 1;
+	unsigned int K = Y >> (16-4) & 16;
+	unsigned int N = K;        Y >>= K;
+	N += K = Y >> (8-3) &  8;  Y >>= K;
+	N += K = Y >> (4-2) &  4;  Y >>= K;
+	N += K = Y >> (2-1) &  2;  Y >>= K;
+	N += K = Y >> (1-0) &  1;  Y >>= K;
+	I = (bindex_t)(N + Y);
+}
+
+
+
+int RHybridHeap::SysTrim(mstate m, size_t pad)
+{
+	size_t extra = 0;
+	
+	if ( IS_INITIALIZED(m) )
+		{
+		pad += TOP_FOOT_SIZE; /* ensure enough room for segment overhead */
+		
+		if (m->iTopSize > pad)
+			{
+			extra = Floor(m->iTopSize - pad, iPageSize);
+			if ( (m->iSeg.iSize - extra) < (iMinLength - sizeof(*this)) )			  
+				{
+				if ( m->iSeg.iSize > (iMinLength - sizeof(*this)) )				  
+					extra = Floor(m->iSeg.iSize - (iMinLength - sizeof(*this)), iPageSize); /* do not shrink heap below min length */
+				else extra = 0;
+				}
+			
+			if ( extra )
+				{
+				Unmap(m->iSeg.iBase + m->iSeg.iSize - extra, extra);
+				
+				m->iSeg.iSize -= extra;
+				InitTop(m, m->iTop, m->iTopSize - extra);
+				CHECK_TOP_CHUNK(m, m->iTop);
+				}
+			}
+		
+		}
+	
+	return extra;
+}
+
+/* Get memory from system using MORECORE */
+
+void* RHybridHeap::SysAlloc(mstate m, size_t nb)
+{
+	HEAP_ASSERT(m->iTop);
+	/* Subtract out existing available iTop space from MORECORE request. */
+//	size_t asize = _ALIGN_UP(nb - m->iTopSize + TOP_FOOT_SIZE + SIZE_T_ONE, iGrowBy);  
+  	TInt asize = _ALIGN_UP(nb - m->iTopSize + SYS_ALLOC_PADDING, iGrowBy);  // From DLA version 2.8.4
+	
+	char* br = (char*)Map(m->iSeg.iBase+m->iSeg.iSize, asize);
+	if (!br)
+		return 0;
+	HEAP_ASSERT(br == (char*)m->iSeg.iBase+m->iSeg.iSize);
+	
+	/* Merge with an existing segment */
+	m->iSeg.iSize += asize;
+	InitTop(m, m->iTop, m->iTopSize + asize);
+	
+	if (nb < m->iTopSize)
+		{ /* Allocate from new or extended iTop space */
+		size_t rsize = m->iTopSize -= nb;
+		mchunkptr p = m->iTop;
+		mchunkptr r = m->iTop = CHUNK_PLUS_OFFSET(p, nb);
+		r->iHead = rsize | PINUSE_BIT;
+		SET_SIZE_AND_PINUSE_OF_INUSE_CHUNK(m, p, nb);
+		CHECK_TOP_CHUNK(m, m->iTop);
+		CHECK_MALLOCED_CHUNK(m, CHUNK2MEM(p), nb);
+		return CHUNK2MEM(p);
+		}
+	
+	return 0;
+}	
+
+
+void RHybridHeap::InitDlMalloc(size_t capacity, int /*locked*/)
+{
+	memset(GM,0,sizeof(malloc_state));
+	// The maximum amount that can be allocated can be calculated as:-
+	// 2^sizeof(size_t) - sizeof(malloc_state) - TOP_FOOT_SIZE - page Size(all accordingly padded)
+	// If the capacity exceeds this, no allocation will be done.
+	GM->iSeg.iBase = iBase;
+	GM->iSeg.iSize = capacity;
+	InitBins(GM);
+	InitTop(GM, (mchunkptr)iBase, capacity - TOP_FOOT_SIZE);
+}
+
+void* RHybridHeap::DlMalloc(size_t bytes) 
+{
+	/*
+	Basic algorithm:
+	If a small request (< 256 bytes minus per-chunk overhead):
+	1. If one exists, use a remainderless chunk in associated smallbin.
+	(Remainderless means that there are too few excess bytes to
+	represent as a chunk.)
+	2. If it is big enough, use the iDv chunk, which is normally the
+	chunk adjacent to the one used for the most recent small request.
+	3. If one exists, split the smallest available chunk in a bin,
+	saving remainder in iDv.
+	4. If it is big enough, use the iTop chunk.
+	5. If available, get memory from system and use it
+	Otherwise, for a large request:
+	1. Find the smallest available binned chunk that fits, and use it
+	if it is better fitting than iDv chunk, splitting if necessary.
+	2. If better fitting than any binned chunk, use the iDv chunk.
+	3. If it is big enough, use the iTop chunk.
+	4. If request size >= mmap threshold, try to directly mmap this chunk.
+	5. If available, get memory from system and use it
+*/
+	void* mem;
+	size_t nb;
+	if (bytes <= MAX_SMALL_REQUEST)
+		{
+		bindex_t idx;
+		binmap_t smallbits;
+		nb = (bytes < MIN_REQUEST)? MIN_CHUNK_SIZE : PAD_REQUEST(bytes);
+		idx = SMALL_INDEX(nb);
+		smallbits = GM->iSmallMap >> idx;
+		
+		if ((smallbits & 0x3U) != 0)
+			{ /* Remainderless fit to a smallbin. */
+			mchunkptr b, p;
+			idx += ~smallbits & 1;			 /* Uses next bin if idx empty */
+			b = SMALLBIN_AT(GM, idx);
+			p = b->iFd;
+			HEAP_ASSERT(CHUNKSIZE(p) == SMALL_INDEX2SIZE(idx));
+			UnlinkFirstSmallChunk(GM, b, p, idx);
+			SET_INUSE_AND_PINUSE(GM, p, SMALL_INDEX2SIZE(idx));
+			mem = CHUNK2MEM(p);
+			CHECK_MALLOCED_CHUNK(GM, mem, nb);
+			return mem;
+			}
+		
+		else if (nb > GM->iDvSize)
+			{
+			if (smallbits != 0)
+				{ /* Use chunk in next nonempty smallbin */
+				mchunkptr b, p, r;
+				size_t rsize;
+				bindex_t i;
+				binmap_t leftbits = (smallbits << idx) & LEFT_BITS(IDX2BIT(idx));
+				binmap_t leastbit = LEAST_BIT(leftbits);
+				ComputeBit2idx(leastbit, i);
+				b = SMALLBIN_AT(GM, i);
+				p = b->iFd;
+				HEAP_ASSERT(CHUNKSIZE(p) == SMALL_INDEX2SIZE(i));
+				UnlinkFirstSmallChunk(GM, b, p, i);
+				rsize = SMALL_INDEX2SIZE(i) - nb;
+				/* Fit here cannot be remainderless if 4byte sizes */
+				if (SIZE_T_SIZE != 4 && rsize < MIN_CHUNK_SIZE)
+					SET_INUSE_AND_PINUSE(GM, p, SMALL_INDEX2SIZE(i));
+				else
+					{
+					SET_SIZE_AND_PINUSE_OF_INUSE_CHUNK(GM, p, nb);
+					r = CHUNK_PLUS_OFFSET(p, nb);
+					SET_SIZE_AND_PINUSE_OF_FREE_CHUNK(r, rsize);
+					ReplaceDv(GM, r, rsize);
+					}
+				mem = CHUNK2MEM(p);
+				CHECK_MALLOCED_CHUNK(GM, mem, nb);
+				return mem;
+				}
+			
+			else if (GM->iTreeMap != 0 && (mem = TmallocSmall(GM, nb)) != 0)
+				{
+				CHECK_MALLOCED_CHUNK(GM, mem, nb);
+				return mem;
+				}
+			}
+		}
+	else if (bytes >= MAX_REQUEST)
+		nb = MAX_SIZE_T; /* Too big to allocate. Force failure (in sys alloc) */
+	else
+		{
+		nb = PAD_REQUEST(bytes);
+		if (GM->iTreeMap != 0 && (mem = TmallocLarge(GM, nb)) != 0)
+			{
+			CHECK_MALLOCED_CHUNK(GM, mem, nb);
+			return mem;
+			}
+		}
+	
+	if (nb <= GM->iDvSize)
+		{
+		size_t rsize = GM->iDvSize - nb;
+		mchunkptr p = GM->iDv;
+		if (rsize >= MIN_CHUNK_SIZE)
+			{ /* split iDv */
+			mchunkptr r = GM->iDv = CHUNK_PLUS_OFFSET(p, nb);
+			GM->iDvSize = rsize;
+			SET_SIZE_AND_PINUSE_OF_FREE_CHUNK(r, rsize);
+			SET_SIZE_AND_PINUSE_OF_INUSE_CHUNK(GM, p, nb);
+			}
+		else
+			{ /* exhaust iDv */
+			size_t dvs = GM->iDvSize;
+			GM->iDvSize = 0;
+			GM->iDv = 0;
+			SET_INUSE_AND_PINUSE(GM, p, dvs);
+			}
+		mem = CHUNK2MEM(p);
+		CHECK_MALLOCED_CHUNK(GM, mem, nb);
+		return mem;
+		}
+	
+	else if (nb < GM->iTopSize)
+		{ /* Split iTop */
+		size_t rsize = GM->iTopSize -= nb;
+		mchunkptr p = GM->iTop;
+		mchunkptr r = GM->iTop = CHUNK_PLUS_OFFSET(p, nb);
+		r->iHead = rsize | PINUSE_BIT;
+		SET_SIZE_AND_PINUSE_OF_INUSE_CHUNK(GM, p, nb);
+		mem = CHUNK2MEM(p);
+		CHECK_TOP_CHUNK(GM, GM->iTop);
+		CHECK_MALLOCED_CHUNK(GM, mem, nb);
+		return mem;
+		}
+	
+	return SysAlloc(GM, nb);
+}
+
+
+void RHybridHeap::DlFree(void* mem)
+{
+	/*
+	Consolidate freed chunks with preceeding or succeeding bordering
+	free chunks, if they exist, and then place in a bin.	Intermixed
+	with special cases for iTop, iDv, mmapped chunks, and usage errors.
+*/
+	mchunkptr p	= MEM2CHUNK(mem);
+	CHECK_INUSE_CHUNK(GM, p);
+	if (RTCHECK(OK_ADDRESS(GM, p) && OK_CINUSE(p)))
+		{
+		size_t psize = CHUNKSIZE(p);
+		mchunkptr next = CHUNK_PLUS_OFFSET(p, psize);
+		if (!PINUSE(p))
+			{
+			size_t prevsize = p->iPrevFoot;
+			mchunkptr prev = CHUNK_MINUS_OFFSET(p, prevsize);
+			psize += prevsize;
+			p = prev;
+			if (RTCHECK(OK_ADDRESS(GM, prev)))
+				{ /* consolidate backward */
+				if (p != GM->iDv)
+					{
+					UnlinkChunk(GM, p, prevsize);
+					}
+				else if ((next->iHead & INUSE_BITS) == INUSE_BITS)
+					{
+					GM->iDvSize = psize;
+					SET_FREE_WITH_PINUSE(p, psize, next);
+					return;
+					}
+				}
+			else
+				{
+				USAGE_ERROR_ACTION(GM, p);
+				return;
+				}
+			}
+		
+		if (RTCHECK(OK_NEXT(p, next) && OK_PINUSE(next)))
+			{
+			if (!CINUSE(next))
+				{	/* consolidate forward */
+				if (next == GM->iTop)
+					{
+					size_t tsize = GM->iTopSize += psize;
+					GM->iTop = p;
+					p->iHead = tsize | PINUSE_BIT;
+					if (p == GM->iDv)
+						{
+						GM->iDv = 0;
+						GM->iDvSize = 0;
+						}
+					if ( !IS_FIXED_HEAP && SHOULD_TRIM(GM, tsize)  )					
+						SysTrim(GM, 0);
+					return;
+					}
+				else if (next == GM->iDv)
+					{
+					size_t dsize = GM->iDvSize += psize;
+					GM->iDv = p;
+					SET_SIZE_AND_PINUSE_OF_FREE_CHUNK(p, dsize);
+					return;
+					}
+				else
+					{
+					size_t nsize = CHUNKSIZE(next);
+					psize += nsize;
+					UnlinkChunk(GM, next, nsize);
+					SET_SIZE_AND_PINUSE_OF_FREE_CHUNK(p, psize);
+					if (p == GM->iDv)
+						{
+						GM->iDvSize = psize;
+						return;
+						}
+					}
+				}
+			else
+				SET_FREE_WITH_PINUSE(p, psize, next);
+			InsertChunk(GM, p, psize);
+			CHECK_FREE_CHUNK(GM, p);
+			return;
+			}
+		}
+}
+
+
+void* RHybridHeap::DlRealloc(void* oldmem, size_t bytes, TInt mode)
+{
+	mchunkptr oldp = MEM2CHUNK(oldmem);
+	size_t oldsize = CHUNKSIZE(oldp);
+	mchunkptr next = CHUNK_PLUS_OFFSET(oldp, oldsize);
+	mchunkptr newp = 0;
+	void* extra = 0;
+	
+	/* Try to either shrink or extend into iTop. Else malloc-copy-free */
+	
+	if (RTCHECK(OK_ADDRESS(GM, oldp) && OK_CINUSE(oldp) &&
+				OK_NEXT(oldp, next) && OK_PINUSE(next)))
+		{
+		size_t nb = REQUEST2SIZE(bytes);
+		if (oldsize >= nb) { /* already big enough */
+			size_t rsize = oldsize - nb;
+			newp = oldp;
+			if (rsize >= MIN_CHUNK_SIZE)
+				{     
+				mchunkptr remainder = CHUNK_PLUS_OFFSET(newp, nb);
+				SET_INUSE(GM, newp, nb);
+//				SET_INUSE(GM, remainder, rsize);
+ 				SET_INUSE_AND_PINUSE(GM, remainder, rsize);  // corrected in original DLA version V2.8.4
+				extra = CHUNK2MEM(remainder);
+				}
+			}
+		else if (next == GM->iTop && oldsize + GM->iTopSize > nb)
+			{
+			/* Expand into iTop */
+			size_t newsize = oldsize + GM->iTopSize;
+			size_t newtopsize = newsize - nb;
+			mchunkptr newtop = CHUNK_PLUS_OFFSET(oldp, nb);
+			SET_INUSE(GM, oldp, nb);
+			newtop->iHead = newtopsize |PINUSE_BIT;
+			GM->iTop = newtop;
+			GM->iTopSize = newtopsize;
+			newp = oldp;
+			}
+		}
+	else
+		{
+		USAGE_ERROR_ACTION(GM, oldmem);
+		}
+	
+	if (newp != 0)
+		{
+		if (extra != 0)
+			{
+			DlFree(extra);
+			}
+		CHECK_INUSE_CHUNK(GM, newp);
+		return CHUNK2MEM(newp);
+		}
+	else
+		{
+		if ( mode & ENeverMove )
+			return 0;		// cannot move
+		void* newmem = DlMalloc(bytes);
+		if (newmem != 0)
+			{
+			size_t oc = oldsize - OVERHEAD_FOR(oldp);
+			memcpy(newmem, oldmem, (oc < bytes)? oc : bytes);
+			DlFree(oldmem);
+			}
+		return newmem;
+		}
+	//	return 0;
+}
+
+size_t RHybridHeap::DlInfo(struct HeapInfo* i, SWalkInfo* wi) const
+{
+	TInt max = ((GM->iTopSize-1) & ~CHUNK_ALIGN_MASK) - CHUNK_OVERHEAD;
+	if ( max < 0 )
+		max = 0;
+	else ++i->iFreeN;			// iTop always free
+	i->iFreeBytes += max;
+	
+	Walk(wi, GM->iTop, max, EGoodFreeCell, EDougLeaAllocator); // Introduce DL iTop buffer to the walk function 
+	
+	for (mchunkptr q = ALIGN_AS_CHUNK(GM->iSeg.iBase); q != GM->iTop; q = NEXT_CHUNK(q))
+		{
+		TInt sz = CHUNKSIZE(q);
+		if (!CINUSE(q))
+			{
+			if ( sz > max )
+				max = sz;
+			i->iFreeBytes += sz;
+			++i->iFreeN;
+			Walk(wi, CHUNK2MEM(q), sz, EGoodFreeCell, EDougLeaAllocator); // Introduce DL free buffer to the walk function 
+			}
+		else
+			{
+			i->iAllocBytes += sz - CHUNK_OVERHEAD;
+			++i->iAllocN;
+			Walk(wi, CHUNK2MEM(q), (sz- CHUNK_OVERHEAD), EGoodAllocatedCell, EDougLeaAllocator); // Introduce DL allocated buffer to the walk function 
+			}
+		}
+	return max;  // return largest available chunk size
+}
+
+//
+// get statistics about the state of the allocator
+//
+TInt RHybridHeap::GetInfo(struct HeapInfo* i, SWalkInfo* wi) const
+{
+	memset(i,0,sizeof(HeapInfo));
+	i->iFootprint = iChunkSize;
+	i->iMaxSize = iMaxLength;
+#ifndef __KERNEL_MODE__		
+	PagedInfo(i, wi);
+	SlabInfo(i, wi);
+#endif	
+	return DlInfo(i,wi);
+}
+
+//
+// Methods to commit/decommit memory pages from chunk
+//
+
+
+void* RHybridHeap::Map(void* p, TInt sz)
+//
+// allocate pages in the chunk
+// if p is NULL, Find an allocate the required number of pages (which must lie in the lower half)
+// otherwise commit the pages specified
+//
+{
+	HEAP_ASSERT(sz > 0);
+
+	if ( iChunkSize + sz > iMaxLength)
+		return 0;
+
+#ifdef __KERNEL_MODE__
+
+	TInt r = ((DChunk*)iChunkHandle)->Adjust(iChunkSize + iOffset + sz);
+	if (r < 0)
+		return 0;
+
+	iChunkSize += sz;
+	
+#else	
+
+	RChunk chunk;
+	chunk.SetHandle(iChunkHandle);
+	if ( p )
+		{
+		TInt r;
+		if ( iUseAdjust )
+			r = chunk.Adjust(iChunkSize + sz);
+		else
+			{
+			HEAP_ASSERT(sz == Ceiling(sz, iPageSize));
+			HEAP_ASSERT(p == Floor(p, iPageSize));
+			r = chunk.Commit(iOffset + PtrDiff(p, this),sz);
+			}			
+		if (r < 0)
+			return 0;
+		}
+	else
+		{
+		TInt r = chunk.Allocate(sz);
+		if (r < 0)
+			return 0;
+		if (r > iOffset)
+			{
+			// can't allow page allocations in DL zone
+			chunk.Decommit(r, sz);
+			return 0;
+			}
+		p = Offset(this, r - iOffset);
+		}
+	iChunkSize += sz;
+	
+	if (iChunkSize >= iSlabInitThreshold)
+		{	// set up slab system now that heap is large enough
+		SlabConfig(iSlabConfigBits);
+		iSlabInitThreshold = KMaxTInt32;
+		}
+
+#endif //	__KERNEL_MODE__
+	
+#ifdef ENABLE_BTRACE
+	if(iChunkSize > iHighWaterMark)
+		{
+		iHighWaterMark = Ceiling(iChunkSize,16*iPageSize);
+		TUint32 traceData[6];
+		traceData[0] = iChunkHandle;
+		traceData[1] = iMinLength;
+		traceData[2] = iMaxLength;
+		traceData[3] = sz;
+		traceData[4] = iChunkSize;
+		traceData[5] = iHighWaterMark;
+		BTraceContextN(BTrace::ETest1, 90, (TUint32)this, 33, traceData, sizeof(traceData));
+		}
+#endif
+
+	return p;
+}
+
+void RHybridHeap::Unmap(void* p, TInt sz)
+{
+	HEAP_ASSERT(sz > 0);
+	
+#ifdef __KERNEL_MODE__
+	
+	(void)p;
+	HEAP_ASSERT(sz == Ceiling(sz, iPageSize));
+#if defined(_DEBUG)		
+	TInt r =
+#endif				
+   ((DChunk*)iChunkHandle)->Adjust(iChunkSize + iOffset - sz);
+	HEAP_ASSERT(r >= 0);
+	
+#else
+
+	RChunk chunk;
+	chunk.SetHandle(iChunkHandle);
+	if ( iUseAdjust )
+		{
+		HEAP_ASSERT(sz == Ceiling(sz, iPageSize));
+#if defined(_DEBUG)		
+		TInt r =
+#endif				
+		chunk.Adjust(iChunkSize - sz);
+		HEAP_ASSERT(r >= 0);		
+		}
+	else
+		{
+		HEAP_ASSERT(sz == Ceiling(sz, iPageSize));
+		HEAP_ASSERT(p == Floor(p, iPageSize));
+#if defined(_DEBUG)		
+		TInt r =
+#endif
+		chunk.Decommit(PtrDiff(p, Offset(this,-iOffset)), sz);
+		HEAP_ASSERT(r >= 0);				
+		}			
+#endif  // __KERNEL_MODE__
+	
+	iChunkSize -= sz;
+}
+
+
+#ifndef __KERNEL_MODE__
+//
+// Slab allocator code
+//
+
+//inline slab* slab::SlabFor(void* p)
+slab* slab::SlabFor( const void* p)
+{
+	return (slab*)(Floor(p, SLABSIZE));
+}
+
+//
+// Remove slab s from its tree/heap (not necessarily the root), preserving the address order
+// invariant of the heap
+//
+void RHybridHeap::TreeRemove(slab* s)
+{
+	slab** r = s->iParent;
+	slab* c1 = s->iChild1;
+	slab* c2 = s->iChild2;
+	for (;;)
+		{
+		if (!c2)
+			{
+			*r = c1;
+			if (c1)
+				c1->iParent = r;
+			return;
+			}
+		if (!c1)
+			{
+			*r = c2;
+			c2->iParent = r;
+			return;
+			}
+		if (c1 > c2)
+			{
+			slab* c3 = c1;
+			c1 = c2;
+			c2 = c3;
+			}
+		slab* newc2 = c1->iChild2;
+		*r = c1;
+		c1->iParent = r;
+		c1->iChild2 = c2;
+		c2->iParent = &c1->iChild2;
+		s = c1;
+		c1 = s->iChild1;
+		c2 = newc2;
+		r = &s->iChild1;
+		}
+}
+//
+// Insert slab s into the tree/heap rooted at r, preserving the address ordering
+// invariant of the heap
+//
+void RHybridHeap::TreeInsert(slab* s,slab** r)
+{
+	slab* n = *r;
+	for (;;)
+		{
+		if (!n)
+			{	// tree empty
+			*r = s;
+			s->iParent = r;
+			s->iChild1 = s->iChild2 = 0;
+			break;
+			}
+		if (s < n)
+			{	// insert between iParent and n
+			*r = s;
+			s->iParent = r;
+			s->iChild1 = n;
+			s->iChild2 = 0;
+			n->iParent = &s->iChild1;
+			break;
+			}
+		slab* c1 = n->iChild1;
+		slab* c2 = n->iChild2;
+		if ((c1 - 1) > (c2 - 1))
+			{
+			r = &n->iChild1;
+			n = c1;
+			}
+		else
+			{
+			r = &n->iChild2;
+			n = c2;
+			}
+		}
+}
+
+void* RHybridHeap::AllocNewSlab(slabset& allocator)
+//
+// Acquire and initialise a new slab, returning a cell from the slab
+// The strategy is:
+// 1. Use the lowest address free slab, if available. This is done by using the lowest slab
+//    in the page at the root of the iPartialPage heap (which is address ordered). If the
+//    is now fully used, remove it from the iPartialPage heap.
+// 2. Allocate a new page for iSlabs if no empty iSlabs are available
+//
+{
+	page* p = page::PageFor(iPartialPage);
+	if (!p)
+		return AllocNewPage(allocator);
+	
+	unsigned h = p->iSlabs[0].iHeader;
+	unsigned pagemap = SlabHeaderPagemap(h);
+	HEAP_ASSERT(&p->iSlabs[HIBIT(pagemap)] == iPartialPage);
+	
+	unsigned slabix = LOWBIT(pagemap);
+	p->iSlabs[0].iHeader = h &~ (0x100<<slabix);
+	if (!(pagemap &~ (1<<slabix)))
+		{
+		TreeRemove(iPartialPage);	// last free slab in page
+		}
+	
+	return InitNewSlab(allocator, &p->iSlabs[slabix]);
+}
+
+/**Defination of this functionis not there in proto code***/
+#if 0
+void RHybridHeap::partial_insert(slab* s)
+{
+	// slab has had first cell freed and needs to be linked back into iPartial tree
+	slabset& ss = iSlabAlloc[iSizeMap[s->clz]];
+	
+	HEAP_ASSERT(s->used == slabfull);
+	s->used = ss.fulluse - s->clz;		// full-1 loading
+	TreeInsert(s,&ss.iPartial);
+	CHECKTREE(&ss.iPartial);
+}
+/**Defination of this functionis not there in proto code***/
+#endif
+
+void* RHybridHeap::AllocNewPage(slabset& allocator)
+//
+// Acquire and initialise a new page, returning a cell from a new slab
+// The iPartialPage tree is empty (otherwise we'd have used a slab from there)
+// The iPartialPage link is put in the highest addressed slab in the page, and the
+// lowest addressed slab is used to fulfill the allocation request
+//
+{
+	page* p	 = iSparePage;
+	if (p)
+		iSparePage = 0;
+	else
+		{
+		p = static_cast<page*>(Map(0, iPageSize));
+		if (!p)
+			return 0;
+		}
+	HEAP_ASSERT(p == Floor(p, iPageSize));
+	// Store page allocated for slab into paged_bitmap (for RHybridHeap::Reset())
+	if (!PagedSetSize(p, iPageSize))
+		{
+		Unmap(p, iPageSize);
+		return 0;
+		}
+	p->iSlabs[0].iHeader = ((1<<3) + (1<<2) + (1<<1))<<8;		// set pagemap
+	p->iSlabs[3].iParent = &iPartialPage;
+	p->iSlabs[3].iChild1 = p->iSlabs[3].iChild2 = 0;
+	iPartialPage = &p->iSlabs[3];
+	return InitNewSlab(allocator,&p->iSlabs[0]);
+}
+
+void RHybridHeap::FreePage(page* p)
+//
+// Release an unused page to the OS
+// A single page is cached for reuse to reduce thrashing
+// the OS allocator.
+//
+{
+	HEAP_ASSERT(Ceiling(p, iPageSize) == p);
+	if (!iSparePage)
+		{
+		iSparePage = p;
+		return;
+		}
+	
+	// unmapped slab page must be cleared from paged_bitmap, too
+	PagedZapSize(p, iPageSize);		// clear page map
+	
+	Unmap(p, iPageSize);
+}
+
+void RHybridHeap::FreeSlab(slab* s)
+//
+// Release an empty slab to the slab manager
+// The strategy is:
+// 1. The page containing the slab is checked to see the state of the other iSlabs in the page by
+//    inspecting the pagemap field in the iHeader of the first slab in the page.
+// 2. The pagemap is updated to indicate the new unused slab
+// 3. If this is the only unused slab in the page then the slab iHeader is used to add the page to
+//    the iPartialPage tree/heap
+// 4. If all the iSlabs in the page are now unused the page is release back to the OS
+// 5. If this slab has a higher address than the one currently used to track this page in
+//    the iPartialPage heap, the linkage is moved to the new unused slab
+//
+{
+	TreeRemove(s);
+	CHECKTREE(s->iParent);
+	HEAP_ASSERT(SlabHeaderUsedm4(s->iHeader) == SlabHeaderSize(s->iHeader)-4);
+
+	page* p = page::PageFor(s);
+	unsigned h = p->iSlabs[0].iHeader;
+	int slabix = s - &p->iSlabs[0];
+	unsigned pagemap = SlabHeaderPagemap(h);
+	p->iSlabs[0].iHeader = h | (0x100<<slabix);
+	if (pagemap == 0)
+		{	// page was full before, use this slab as link in empty heap
+		TreeInsert(s, &iPartialPage);
+		}
+	else
+		{	// Find the current empty-link slab
+		slab* sl = &p->iSlabs[HIBIT(pagemap)];
+		pagemap ^= (1<<slabix);
+		if (pagemap == 0xf)
+			{	// page is now empty so recycle page to os
+			TreeRemove(sl);
+			FreePage(p);
+			return;
+			}
+		// ensure the free list link is in highest address slab in page
+		if (s > sl)
+			{	// replace current link with new one. Address-order tree so position stays the same
+			slab** r = sl->iParent;
+			slab* c1 = sl->iChild1;
+			slab* c2 = sl->iChild2;
+			s->iParent = r;
+			s->iChild1 = c1;
+			s->iChild2 = c2;
+			*r = s;
+			if (c1)
+				c1->iParent = &s->iChild1;
+			if (c2)
+				c2->iParent = &s->iChild2;
+			}
+		CHECK(if (s < sl) s=sl);
+		}
+	HEAP_ASSERT(SlabHeaderPagemap(p->iSlabs[0].iHeader) != 0);
+	HEAP_ASSERT(HIBIT(SlabHeaderPagemap(p->iSlabs[0].iHeader)) == unsigned(s - &p->iSlabs[0]));
+}
+
+
+void RHybridHeap::SlabInit()
+{
+	iSlabThreshold=0;
+	iPartialPage = 0;
+	iFullSlab = 0;
+	iSparePage = 0;
+	memset(&iSizeMap[0],0xff,sizeof(iSizeMap));
+	memset(&iSlabAlloc[0],0,sizeof(iSlabAlloc));
+}
+
+void RHybridHeap::SlabConfig(unsigned slabbitmap)
+{
+	HEAP_ASSERT((slabbitmap & ~EOkBits) == 0);
+	HEAP_ASSERT(MAXSLABSIZE <= 60);
+	
+	unsigned int ix = 0xff;
+	unsigned int bit = 1<<((MAXSLABSIZE>>2)-1);
+	for (int sz = MAXSLABSIZE; sz >= 0; sz -= 4, bit >>= 1)
+		{
+		if (slabbitmap & bit)
+			{
+			if (ix == 0xff)
+				iSlabThreshold=sz+1;
+			ix = (sz>>2)-1;
+			}
+		iSizeMap[sz>>2] = (TUint8) ix;
+		}
+}
+
+
+void* RHybridHeap::SlabAllocate(slabset& ss)
+//
+// Allocate a cell from the given slabset
+// Strategy:
+// 1. Take the partially full slab at the iTop of the heap (lowest address).
+// 2. If there is no such slab, allocate from a new slab
+// 3. If the slab has a non-empty freelist, pop the cell from the front of the list and update the slab
+// 4. Otherwise, if the slab is not full, return the cell at the end of the currently used region of
+//    the slab, updating the slab
+// 5. Otherwise, release the slab from the iPartial tree/heap, marking it as 'floating' and go back to
+//    step 1
+//
+{
+	for (;;)
+		{
+		slab *s = ss.iPartial;
+		if (!s)
+			break;
+		unsigned h = s->iHeader;
+		unsigned free = h & 0xff;		// extract free cell positioning
+		if (free)
+			{
+			HEAP_ASSERT(((free<<2)-sizeof(slabhdr))%SlabHeaderSize(h) == 0);
+			void* p = Offset(s,free<<2);
+			free = *(unsigned char*)p;	// get next pos in free list
+			h += (h&0x3C000)<<6;		// update usedm4
+			h &= ~0xff;
+			h |= free;					// update freelist
+			s->iHeader = h;
+			HEAP_ASSERT(SlabHeaderFree(h) == 0 || ((SlabHeaderFree(h)<<2)-sizeof(slabhdr))%SlabHeaderSize(h) == 0);
+			HEAP_ASSERT(SlabHeaderUsedm4(h) <= 0x3F8u);
+			HEAP_ASSERT((SlabHeaderUsedm4(h)+4)%SlabHeaderSize(h) == 0);
+			return p;
+			}
+		unsigned h2 = h + ((h&0x3C000)<<6);
+//		if (h2 < 0xfc00000)
+  		if (h2 < MAXUSEDM4BITS)		
+			{
+			HEAP_ASSERT((SlabHeaderUsedm4(h2)+4)%SlabHeaderSize(h2) == 0);
+			s->iHeader = h2;
+			return Offset(s,(h>>18) + sizeof(unsigned) + sizeof(slabhdr));
+			}
+		h |= FLOATING_BIT;				// mark the slab as full-floating
+		s->iHeader = h;
+		TreeRemove(s);
+		slab* c = iFullSlab;			// add to full list
+		iFullSlab = s;
+		s->iParent = &iFullSlab;
+		s->iChild1 = c;
+		s->iChild2 = 0;
+		if (c)
+			c->iParent = &s->iChild1;
+		
+		CHECKTREE(&ss.iPartial);
+		// go back and try the next slab...
+		}
+	// no iPartial iSlabs found, so allocate from a new slab
+	return AllocNewSlab(ss);
+}
+
+void RHybridHeap::SlabFree(void* p)
+//
+// Free a cell from the slab allocator
+// Strategy:
+// 1. Find the containing slab (round down to nearest 1KB boundary)
+// 2. Push the cell into the slab's freelist, and update the slab usage count
+// 3. If this is the last allocated cell, free the slab to the main slab manager
+// 4. If the slab was full-floating then insert the slab in it's respective iPartial tree
+//
+{
+	HEAP_ASSERT(LowBits(p,3)==0);
+	slab* s = slab::SlabFor(p);
+	CHECKSLAB(s,ESlabAllocator,p);
+	CHECKSLABBFR(s,p);	
+
+	unsigned pos = LowBits(p, SLABSIZE);
+	unsigned h = s->iHeader;
+	HEAP_ASSERT(SlabHeaderUsedm4(h) != 0x3fC);		// slab is empty already
+	HEAP_ASSERT((pos-sizeof(slabhdr))%SlabHeaderSize(h) == 0);
+	*(unsigned char*)p = (unsigned char)h;
+	h &= ~0xFF;
+	h |= (pos>>2);
+	unsigned size = h & 0x3C000;
+	if (int(h) >= 0)
+		{
+		h -= size<<6;
+		if (int(h)>=0)
+			{
+			s->iHeader = h;
+			return;
+			}
+		FreeSlab(s);
+		return;
+		}
+	h -= size<<6;
+    h &= ~FLOATING_BIT;	
+	s->iHeader = h;
+	slab** full = s->iParent;		// remove from full list
+	slab* c = s->iChild1;
+	*full = c;
+	if (c)
+		c->iParent = full;
+	
+	slabset& ss = iSlabAlloc[iSizeMap[size>>14]];
+	TreeInsert(s,&ss.iPartial);
+	CHECKTREE(&ss.iPartial);
+}
+
+void* RHybridHeap::InitNewSlab(slabset& allocator, slab* s)
+//
+// initialise an empty slab for this allocator and return the fist cell
+// pre-condition: the slabset has no iPartial iSlabs for allocation
+//
+{
+	HEAP_ASSERT(allocator.iPartial==0);
+	TInt size = 4 + ((&allocator-&iSlabAlloc[0])<<2);	// infer size from slab allocator address
+	unsigned h = s->iHeader & 0xF00;	// preserve pagemap only
+	h |= (size<<12);					// set size
+	h |= (size-4)<<18;					// set usedminus4 to one object minus 4
+	s->iHeader = h;
+	allocator.iPartial = s;
+	s->iParent = &allocator.iPartial;
+	s->iChild1 = s->iChild2 = 0;
+	return Offset(s,sizeof(slabhdr));
+}
+
+const unsigned char slab_bitcount[16] = {0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4};
+
+const unsigned char slab_ext_frag[16] =
+{
+	0,
+	16 + (1008 % 4),
+	16 + (1008 % 8),
+	16 + (1008 % 12),
+	16 + (1008 % 16),
+	16 + (1008 % 20),
+	16 + (1008 % 24),
+	16 + (1008 % 28),
+	16 + (1008 % 32),
+	16 + (1008 % 36),
+	16 + (1008 % 40),
+	16 + (1008 % 44),
+	16 + (1008 % 48),
+	16 + (1008 % 52),
+	16 + (1008 % 56),
+	16 + (1008 % 60)
+};
+
+void RHybridHeap::TreeWalk(slab* const* root, void (*f)(slab*, struct HeapInfo*, SWalkInfo*), struct HeapInfo* i, SWalkInfo* wi)
+{
+	// iterative walk around the tree at root
+	
+	slab* s = *root;
+	if (!s)
+		return;
+	
+	for (;;)
+		{
+		slab* c;
+		while ((c = s->iChild1) != 0)
+			s = c;		// walk down left side to end
+		for (;;)
+			{
+			f(s, i, wi);
+			c = s->iChild2;
+			if (c)
+				{	// one step down right side, now try and walk down left
+				s = c;
+				break;
+				}
+			for (;;)
+				{	// loop to walk up right side
+				slab** pp = s->iParent;
+				if (pp == root)
+					return;
+				s = slab::SlabFor(pp);
+				if (pp == &s->iChild1)
+					break;
+				}
+			}
+		}
+}
+
+void RHybridHeap::SlabEmptyInfo(slab* s, struct HeapInfo* i, SWalkInfo* wi)
+{
+	Walk(wi, s, SLABSIZE, EGoodFreeCell, EEmptySlab); // Introduce an empty slab to the walk function 
+	int nslab = slab_bitcount[SlabHeaderPagemap(page::PageFor(s)->iSlabs[0].iHeader)];
+	i->iFreeN += nslab;
+	i->iFreeBytes += nslab << SLABSHIFT;
+}
+
+void RHybridHeap::SlabPartialInfo(slab* s, struct HeapInfo* i, SWalkInfo* wi)
+{
+	Walk(wi, s, SLABSIZE, EGoodAllocatedCell, EPartialFullSlab); // Introduce a full slab to the walk function 
+	unsigned h = s->iHeader;
+	unsigned used = SlabHeaderUsedm4(h)+4;
+	unsigned size = SlabHeaderSize(h);
+	unsigned free = 1024 - slab_ext_frag[size>>2] - used;
+	i->iFreeN += (free/size);
+	i->iFreeBytes += free;
+	i->iAllocN += (used/size);
+	i->iAllocBytes += used;
+}
+
+void RHybridHeap::SlabFullInfo(slab* s, struct HeapInfo* i, SWalkInfo* wi)
+{
+	Walk(wi, s, SLABSIZE, EGoodAllocatedCell, EFullSlab); // Introduce a full slab to the walk function 
+	unsigned h = s->iHeader;
+	unsigned used = SlabHeaderUsedm4(h)+4;
+	unsigned size = SlabHeaderSize(h);
+	HEAP_ASSERT(1024 - slab_ext_frag[size>>2] - used == 0);
+	i->iAllocN += (used/size);
+	i->iAllocBytes += used;
+}
+
+void RHybridHeap::SlabInfo(struct HeapInfo* i, SWalkInfo* wi) const
+{
+	if (iSparePage)
+		{
+		i->iFreeBytes += iPageSize;
+		i->iFreeN = 4;
+		Walk(wi, iSparePage, iPageSize, EGoodFreeCell, ESlabSpare); // Introduce Slab spare page to the walk function 
+		}
+	TreeWalk(&iFullSlab, &SlabFullInfo, i, wi);
+	for (int ix = 0; ix < (MAXSLABSIZE>>2); ++ix)
+		TreeWalk(&iSlabAlloc[ix].iPartial, &SlabPartialInfo, i, wi);
+	TreeWalk(&iPartialPage, &SlabEmptyInfo, i, wi);
+}
+
+
+//
+// Bitmap class implementation for large page allocator 
+//
+inline unsigned char* paged_bitmap::Addr() const {return iBase;}
+inline unsigned paged_bitmap::Size() const {return iNbits;}
+//
+
+void paged_bitmap::Init(unsigned char* p, unsigned size, unsigned bit)
+{
+	iBase = p;
+	iNbits=size;
+	int bytes=Ceiling(size,8)>>3;
+	memset(p,bit?0xff:0,bytes);
+}
+
+inline void paged_bitmap::Set(unsigned ix, unsigned bit)
+{
+	if (bit)
+		iBase[ix>>3] |= (1<<(ix&7));
+	else
+		iBase[ix>>3] &= ~(1<<(ix&7));
+}
+
+inline unsigned paged_bitmap::operator[](unsigned ix) const
+{
+	return 1U&(iBase[ix>>3] >> (ix&7));
+}
+
+void paged_bitmap::Setn(unsigned ix, unsigned len, unsigned bit)
+{
+	int l=len;
+	while (--l>=0)
+		Set(ix++,bit);
+}
+
+void paged_bitmap::Set(unsigned ix, unsigned len, unsigned val)
+{
+	int l=len;
+	while (--l>=0)
+		{
+		Set(ix++,val&1);
+		val>>=1;
+		}
+}
+
+unsigned paged_bitmap::Bits(unsigned ix, unsigned len) const
+{
+	int l=len;
+	unsigned val=0;
+	unsigned bit=0;
+	while (--l>=0)
+		val |= (*this)[ix++]<<bit++;
+	return val;
+}
+
+bool paged_bitmap::Is(unsigned ix, unsigned len, unsigned bit) const
+{
+	unsigned i2 = ix+len;
+	if (i2 > iNbits)
+		return false;
+	for (;;)
+		{
+		if ((*this)[ix] != bit)
+			return false;
+		if (++ix==i2)
+			return true;
+		}
+}
+
+int paged_bitmap::Find(unsigned start, unsigned bit) const
+{
+	if (start<iNbits) do
+		{
+		if ((*this)[start]==bit)
+			return start;
+		} while (++start<iNbits);
+	return -1;
+}
+
+
+//
+// Page allocator code
+//
+void RHybridHeap::PagedInit(TInt aPagePower)
+{
+	if (aPagePower > 0)
+		{
+		if (aPagePower < MINPAGEPOWER)
+			aPagePower = MINPAGEPOWER;
+		}
+	else aPagePower = 31;
+
+	iPageThreshold = aPagePower;
+	/*-------------------------------------------------------------
+	 * Initialize page bitmap
+	 *-------------------------------------------------------------*/
+	iPageMap.Init((unsigned char*)&iBitMapBuffer, MAXSMALLPAGEBITS, 0);
+}
+
+void* RHybridHeap::PagedAllocate(unsigned size)
+{
+	TInt nbytes = Ceiling(size, iPageSize);
+	void* p = Map(0, nbytes);
+	if (!p)
+		return 0;
+	if (!PagedSetSize(p, nbytes))
+		{
+		Unmap(p, nbytes);
+		return 0;
+		}
+	return p;
+}
+
+void* RHybridHeap::PagedReallocate(void* p, unsigned size, TInt mode)
+{
+	
+	HEAP_ASSERT(Ceiling(p, iPageSize) == p);
+	unsigned nbytes = Ceiling(size, iPageSize);
+	
+	unsigned osize = PagedSize(p);
+	if ( nbytes == 0 )  // Special case to handle shrinking below min page threshold 
+		nbytes = Min((1 << MINPAGEPOWER), osize);
+	
+	if (osize == nbytes)
+		return p;
+	
+	if (nbytes < osize)
+		{	// shrink in place, unmap final pages and rewrite the pagemap
+		Unmap(Offset(p, nbytes), osize-nbytes);
+		// zap old code and then write new code (will not fail)
+		PagedZapSize(p, osize);
+
+		TBool check = PagedSetSize(p, nbytes);
+        __ASSERT_ALWAYS(check, HEAP_PANIC(ETHeapBadCellAddress));
+		
+		return p;
+		}
+	
+	// nbytes > osize
+	// try and extend current region first
+			
+	void* newp = Map(Offset(p, osize), nbytes-osize);
+	if (newp)
+		{	// In place growth. Possibility that pagemap may have to grow AND then fails
+		if (!PagedSetSize(p, nbytes))
+			{	// must release extra mapping
+			Unmap(Offset(p, osize), nbytes-osize);
+			return 0;
+			}
+		// if successful, the new length code will have overwritten the old one (it is at least as long)
+		return p;
+		}
+	
+	// fallback to  allocate/copy/free
+	if (mode & ENeverMove)
+		return 0;		// not allowed to move cell
+	
+	newp = PagedAllocate(nbytes);
+	if (!newp)
+		return 0;
+	memcpy(newp, p, osize);
+	PagedFree(p);
+	return newp;
+}
+
+void RHybridHeap::PagedFree(void* p)
+{
+	HEAP_ASSERT(Ceiling(p, iPageSize) == p);
+
+	
+	unsigned size = PagedSize(p);
+	
+	PagedZapSize(p, size);		// clear page map
+	Unmap(p, size);
+}
+
+void RHybridHeap::PagedInfo(struct HeapInfo* i, SWalkInfo* wi) const
+{
+	for (int ix = 0;(ix = iPageMap.Find(ix,1)) >= 0;)
+		{
+		int npage = PagedDecode(ix);
+		// Introduce paged buffer to the walk function 
+		TAny* bfr = Bitmap2addr(ix);
+		int len = npage << PAGESHIFT;
+		if ( len > iPageSize )
+			{ // If buffer is not larger than one page it must be a slab page mapped into bitmap
+			i->iAllocBytes += len;
+			++i->iAllocN;
+			Walk(wi, bfr, len, EGoodAllocatedCell, EPageAllocator);
+			}
+		ix += (npage<<1);
+		}
+}
+
+void RHybridHeap::ResetBitmap()
+/*---------------------------------------------------------
+ * Go through paged_bitmap and unmap all buffers to system
+ * This method is called from RHybridHeap::Reset() to unmap all page
+ * allocated - and slab pages which are stored in bitmap, too
+ *---------------------------------------------------------*/ 
+{
+	unsigned iNbits = iPageMap.Size();
+	if ( iNbits )
+		{
+		for (int ix = 0;(ix = iPageMap.Find(ix,1)) >= 0;)
+			{
+			int npage = PagedDecode(ix);
+			void* p = Bitmap2addr(ix);
+			unsigned size = PagedSize(p);
+			PagedZapSize(p, size);		// clear page map
+			Unmap(p, size);
+			ix += (npage<<1);
+			}
+		if ( (TInt)iNbits > MAXSMALLPAGEBITS )
+			{
+			// unmap page reserved for enlarged bitmap
+			Unmap(iPageMap.Addr(), (iNbits >> 3) );
+			}
+		}
+}
+
+TBool RHybridHeap::CheckBitmap(void* aBfr, TInt aSize, TUint32& aDummy, TInt& aNPages)
+/*---------------------------------------------------------
+ * If aBfr = NULL
+ *   Go through paged_bitmap and unmap all buffers to system
+ *   and assure that by reading the first word of each page of aBfr
+ *   that aBfr is still accessible
+ * else  
+ *   Assure that specified buffer is mapped with correct length in
+ *   page map
+ *---------------------------------------------------------*/ 
+{
+	TBool ret;
+	if ( aBfr )
+		{
+		__ASSERT_ALWAYS((Ceiling(aBfr, iPageSize) == aBfr), HEAP_PANIC(ETHeapBadCellAddress));		
+        ret = ( aSize == (TInt)PagedSize(aBfr));
+		}
+	else
+		{
+		ret = ETrue;
+		unsigned iNbits = iPageMap.Size();
+		if ( iNbits )
+			{
+			TInt npage;
+			aNPages = 0;
+			for (int ix = 0;(ix = iPageMap.Find(ix,1)) >= 0;)
+				{
+				npage = PagedDecode(ix);
+				aNPages += npage;
+				void* p = Bitmap2addr(ix);
+				__ASSERT_ALWAYS((Ceiling(p, iPageSize) == p), HEAP_PANIC(ETHeapBadCellAddress));						
+				unsigned s = PagedSize(p);
+				__ASSERT_ALWAYS((Ceiling(s, iPageSize) == s), HEAP_PANIC(ETHeapBadCellAddress));	
+				while ( s )
+					{
+					aDummy += *(TUint32*)((TUint8*)p + (s-iPageSize));
+					s -= iPageSize;
+					}
+				ix += (npage<<1);
+				}
+			if ( (TInt)iNbits > MAXSMALLPAGEBITS )
+				{
+				// add enlarged bitmap page(s) to total page count
+                npage = (iNbits >> 3); 
+				__ASSERT_ALWAYS((Ceiling(npage, iPageSize) == npage), HEAP_PANIC(ETHeapBadCellAddress));
+				aNPages += (npage / iPageSize);
+				}
+			}
+		}
+	
+	return ret;
+}
+
+
+// The paged allocations are tracked in a bitmap which has 2 bits per page
+// this allows us to store allocations as small as 4KB
+// The presence and size of an allocation is encoded as follows:
+// let N = number of pages in the allocation, then
+// 10            : N = 1			// 4KB
+// 110n			 : N = 2 + n		// 8-12KB
+// 1110nnnn      : N = nnnn			// 16-60KB
+// 1111n[18]	 : N = n[18]		// 64KB-1GB
+
+const struct etab { unsigned char offset, len, codelen, code;} encode_table[] =
+{
+	{1,2,2,0x1},
+	{2,4,3,0x3},
+	{0,8,4,0x7},
+	{0,22,4,0xf}
+};
+
+// Return code length for specified allocation Size(assumed to be aligned to pages)
+inline unsigned paged_codelen(unsigned size, unsigned pagesz)
+{
+	HEAP_ASSERT(size == Ceiling(size, pagesz));
+	
+	if (size == pagesz)
+		return 2;
+	else if (size < 4*pagesz)
+		return 4;
+	else if (size < 16*pagesz)
+		return 8;
+	else
+		return 22;
+}
+
+inline const etab& paged_coding(unsigned npage)
+{
+	if (npage < 4)
+		return encode_table[npage>>1];
+	else if (npage < 16)
+		return encode_table[2];
+	else
+		return encode_table[3];
+}
+
+bool RHybridHeap::PagedEncode(unsigned pos, unsigned npage)
+{
+	const etab& e = paged_coding(npage);
+	if (pos + e.len > iPageMap.Size())
+		{
+		// need to grow the page bitmap to fit the cell length into the map
+		// if we outgrow original bitmap buffer in RHybridHeap metadata, then just get enough pages to cover the full space:
+		// * initial 68 byte bitmap mapped (68*8*4kB):2 = 1,1MB
+		// * 4KB can Map(4096*8*4kB):2 = 64MB
+		unsigned maxsize = Ceiling(iMaxLength, iPageSize);
+		unsigned mapbits = maxsize >> (PAGESHIFT-1);
+		maxsize = Ceiling(mapbits>>3, iPageSize);
+		void* newb = Map(0, maxsize);
+		if (!newb)
+			return false;
+		
+		unsigned char* oldb = iPageMap.Addr();
+		iPageMap.Init((unsigned char*)newb, (maxsize<<3), 0);
+		memcpy(newb, oldb, Ceiling(MAXSMALLPAGEBITS,8)>>3);
+		}
+	// encode the allocation block size into the bitmap, starting at the bit for the start page
+	unsigned bits = e.code;
+	bits |= (npage - e.offset) << e.codelen;
+	iPageMap.Set(pos, e.len, bits);
+	return true;
+}
+
+unsigned RHybridHeap::PagedDecode(unsigned pos) const
+{
+	__ASSERT_ALWAYS(pos + 2 <= iPageMap.Size(), HEAP_PANIC(ETHeapBadCellAddress));
+	
+	unsigned bits = iPageMap.Bits(pos,2);
+	__ASSERT_ALWAYS(bits & 1, HEAP_PANIC(ETHeapBadCellAddress));
+	bits >>= 1;
+	if (bits == 0)
+		return 1;
+	__ASSERT_ALWAYS(pos + 4 <= iPageMap.Size(), HEAP_PANIC(ETHeapBadCellAddress));
+	bits = iPageMap.Bits(pos+2,2);
+	if ((bits & 1) == 0)
+		return 2 + (bits>>1);
+	else if ((bits>>1) == 0)
+		{
+		__ASSERT_ALWAYS(pos + 8 <= iPageMap.Size(), HEAP_PANIC(ETHeapBadCellAddress));
+		return iPageMap.Bits(pos+4, 4);
+		}
+	else
+		{
+		__ASSERT_ALWAYS(pos + 22 <= iPageMap.Size(), HEAP_PANIC(ETHeapBadCellAddress));
+		return iPageMap.Bits(pos+4, 18);
+		}
+}
+
+inline void RHybridHeap::PagedZapSize(void* p, unsigned size)
+{iPageMap.Setn(PtrDiff(p, iMemBase) >> (PAGESHIFT-1), paged_codelen(size, iPageSize) ,0);}
+
+inline unsigned RHybridHeap::PagedSize(void* p) const
+   { return PagedDecode(PtrDiff(p, iMemBase) >> (PAGESHIFT-1)) << PAGESHIFT; }
+
+inline bool RHybridHeap::PagedSetSize(void* p, unsigned size)
+{ return PagedEncode(PtrDiff(p, iMemBase) >> (PAGESHIFT-1), size >> PAGESHIFT); }
+
+inline void* RHybridHeap::Bitmap2addr(unsigned pos) const
+   { return iMemBase + (1 << (PAGESHIFT-1))*pos; }
+
+
+#ifndef QT_SYMBIAN4_ALLOCATOR_UNWANTED_CODE
+//////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////
+//////////////////////////////////////////////////////////////////////////
+/**
+Constructor where minimum and maximum length of the heap can be defined.
+It defaults the chunk heap to be created to have use a new local chunk, 
+to have a grow by value of KMinHeapGrowBy, to be unaligned, not to be 
+single threaded and not to have any mode flags set.
+
+@param aMinLength    The minimum length of the heap to be created.
+@param aMaxLength    The maximum length to which the heap to be created can grow.
+                     If the supplied value is less than a page size, then it
+                     is discarded and the page size is used instead.
+*/
+EXPORT_C TChunkHeapCreateInfo::TChunkHeapCreateInfo(TInt aMinLength, TInt aMaxLength) :
+   iVersionNumber(EVersion0), iMinLength(aMinLength), iMaxLength(aMaxLength),
+iAlign(0), iGrowBy(1), iSingleThread(EFalse), 
+iOffset(0), iPaging(EUnspecified), iMode(0), iName(NULL)
+{
+}
+
+
+/**
+Sets the chunk heap to create a new chunk with the specified name.
+
+This overriddes any previous call to TChunkHeapCreateInfo::SetNewChunkHeap() or
+TChunkHeapCreateInfo::SetExistingChunkHeap() for this TChunkHeapCreateInfo object.
+
+@param aName	The name to be given to the chunk heap to be created
+If NULL, the function constructs a local chunk to host the heap.
+If not NULL, a pointer to a descriptor containing the name to be 
+assigned to the global chunk hosting the heap.
+*/
+EXPORT_C void TChunkHeapCreateInfo::SetCreateChunk(const TDesC* aName)
+{
+	iName = (TDesC*)aName;
+	iChunk.SetHandle(KNullHandle);
+}
+
+
+/**
+Sets the chunk heap to be created to use the chunk specified.
+
+This overriddes any previous call to TChunkHeapCreateInfo::SetNewChunkHeap() or
+TChunkHeapCreateInfo::SetExistingChunkHeap() for this TChunkHeapCreateInfo object.
+
+@param aChunk	A handle to the chunk to use for the heap.
+*/
+EXPORT_C void TChunkHeapCreateInfo::SetUseChunk(const RChunk aChunk)
+{
+	iName = NULL;
+	iChunk = aChunk;
+}
+
+EXPORT_C RHeap* UserHeap::FixedHeap(TAny* aBase, TInt aMaxLength, TInt aAlign, TBool aSingleThread)
+/**
+Creates a fixed length heap at a specified location.
+
+On successful return from this function, the heap is ready to use.  This assumes that
+the memory pointed to by aBase is mapped and able to be used.  You must ensure that you
+pass in a large enough value for aMaxLength.  Passing in a value that is too small to
+hold the metadata for the heap (~1 KB) will result in the size being rounded up and the
+heap thereby running over the end of the memory assigned to it.  But then if you were to
+pass in such as small value then you would not be able to do any allocations from the
+heap anyway.  Moral of the story: Use a sensible value for aMaxLength!
+
+@param aBase         A pointer to the location where the heap is to be constructed.
+@param aMaxLength    The maximum length in bytes to which the heap can grow.  If the
+                     supplied value is too small to hold the heap's metadata, it
+                     will be increased.
+@param aAlign        From Symbian^4 onwards, this value is ignored but EABI 8
+                     byte alignment is guaranteed for all allocations 8 bytes or
+                     more in size.  4 byte allocations will be aligned to a 4
+                     byte boundary.  Best to pass in zero.
+@param aSingleThread EFalse if the heap is to be accessed from multiple threads.
+                     This will cause internal locks to be created, guaranteeing
+                     thread safety.
+
+@return A pointer to the new heap, or NULL if the heap could not be created.
+
+@panic USER 56 if aMaxLength is negative.
+*/
+{
+	__ASSERT_ALWAYS( aMaxLength>=0, ::Panic(ETHeapMaxLengthNegative));
+	if ( aMaxLength < (TInt)sizeof(RHybridHeap) )
+		aMaxLength = sizeof(RHybridHeap);
+	
+	RHybridHeap* h = new(aBase) RHybridHeap(aMaxLength, aAlign, aSingleThread);
+	
+	if (!aSingleThread)
+		{
+		TInt r = h->iLock.CreateLocal();
+		if (r!=KErrNone)
+			return NULL; // No need to delete the RHybridHeap instance as the new above is only a placement new
+		h->iHandles = (TInt*)&h->iLock;
+		h->iHandleCount = 1;
+		}
+	return h;
+}
+
+/**
+Creates a chunk heap of the type specified by the parameter aCreateInfo.
+
+@param aCreateInfo	A reference to a TChunkHeapCreateInfo object specifying the
+type of chunk heap to create.
+
+@return A pointer to the new heap or NULL if the heap could not be created.
+
+@panic USER 41 if the heap's specified minimum length is greater than the specified maximum length.
+@panic USER 55 if the heap's specified minimum length is negative.
+@panic USER 172 if the heap's specified alignment is not a power of 2 or is less than the size of a TAny*.
+*/
+EXPORT_C RHeap* UserHeap::ChunkHeap(const TChunkHeapCreateInfo& aCreateInfo)
+{
+	// aCreateInfo must have been configured to use a new chunk or an exiting chunk.
+	__ASSERT_ALWAYS(!(aCreateInfo.iMode & (TUint32)~EChunkHeapMask), ::Panic(EHeapCreateInvalidMode));
+	RHeap* h = NULL;
+	
+	if (aCreateInfo.iChunk.Handle() == KNullHandle)
+		{
+		// A new chunk is to be created for this heap.
+		
+		__ASSERT_ALWAYS(aCreateInfo.iMinLength >= 0, ::Panic(ETHeapMinLengthNegative));
+		__ASSERT_ALWAYS(aCreateInfo.iMaxLength >= aCreateInfo.iMinLength, ::Panic(ETHeapCreateMaxLessThanMin));
+
+		TInt maxLength = aCreateInfo.iMaxLength;
+		TInt page_size;
+		GET_PAGE_SIZE(page_size);
+
+		if (maxLength < page_size)
+			maxLength = page_size;
+		
+		TChunkCreateInfo chunkInfo;
+#if USE_HYBRID_HEAP
+		if ( aCreateInfo.iOffset )
+			chunkInfo.SetNormal(0, maxLength);  // Create DL only heap
+		else
+			{
+			maxLength = 2*maxLength;
+			chunkInfo.SetDisconnected(0, 0, maxLength); // Create hybrid heap
+			}
+#else
+		chunkInfo.SetNormal(0, maxLength);  // Create DL only heap		
+#endif			
+		chunkInfo.SetOwner((aCreateInfo.iSingleThread)? EOwnerThread : EOwnerProcess);
+		if (aCreateInfo.iName)
+			chunkInfo.SetGlobal(*aCreateInfo.iName);
+		// Set the paging attributes of the chunk.
+		if (aCreateInfo.iPaging == TChunkHeapCreateInfo::EPaged)
+			chunkInfo.SetPaging(TChunkCreateInfo::EPaged);
+		if (aCreateInfo.iPaging == TChunkHeapCreateInfo::EUnpaged)
+			chunkInfo.SetPaging(TChunkCreateInfo::EUnpaged);
+		// Create the chunk.
+		RChunk chunk;
+		if (chunk.Create(chunkInfo) != KErrNone)
+			return NULL;
+		// Create the heap using the new chunk.
+		TUint mode = aCreateInfo.iMode | EChunkHeapDuplicate;	// Must duplicate the handle.
+		h = OffsetChunkHeap(chunk, aCreateInfo.iMinLength, aCreateInfo.iOffset,
+							aCreateInfo.iGrowBy, maxLength, aCreateInfo.iAlign,
+							aCreateInfo.iSingleThread, mode);
+		chunk.Close();
+		}
+	else
+		{
+		h = OffsetChunkHeap(aCreateInfo.iChunk, aCreateInfo.iMinLength, aCreateInfo.iOffset,
+							aCreateInfo.iGrowBy, aCreateInfo.iMaxLength, aCreateInfo.iAlign,
+							aCreateInfo.iSingleThread, aCreateInfo.iMode);
+		}
+	return h;
+}
+
+
+
+EXPORT_C RHeap* UserHeap::ChunkHeap(const TDesC* aName, TInt aMinLength, TInt aMaxLength, TInt aGrowBy, TInt aAlign, TBool aSingleThread)
+/**
+Creates a heap in a local or global chunk.
+
+The chunk hosting the heap can be local or global.
+
+A local chunk is one which is private to the process creating it and is not
+intended for access by other user processes.  A global chunk is one which is
+visible to all processes.
+
+The hosting chunk is local, if the pointer aName is NULL, otherwise the
+hosting chunk is global and the descriptor *aName is assumed to contain
+the name to be assigned to it.
+
+Ownership of the host chunk is vested in the current process.
+
+A minimum and a maximum size for the heap can be specified. On successful
+return from this function, the size of the heap is at least aMinLength.
+If subsequent requests for allocation of memory from the heap cannot be
+satisfied by compressing the heap, the size of the heap is extended in
+increments of aGrowBy until the request can be satisfied.  Attempts to extend
+the heap causes the size of the host chunk to be adjusted.
+
+Note that the size of the heap cannot be adjusted by more than aMaxLength.
+
+@param aName         If NULL, the function constructs a local chunk to host
+                     the heap.  If not NULL, a pointer to a descriptor containing
+                     the name to be assigned to the global chunk hosting the heap.
+@param aMinLength    The minimum length of the heap in bytes.  This will be
+                     rounded up to the nearest page size by the allocator.
+@param aMaxLength    The maximum length in bytes to which the heap can grow.  This
+                     will be rounded up to the nearest page size by the allocator.
+@param aGrowBy       The number of bytes by which the heap will grow when more
+                     memory is required.  This will be rounded up to the nearest
+                     page size by the allocator.  If a value is not explicitly
+                     specified, the page size is taken by default.
+@param aAlign        From Symbian^4 onwards, this value is ignored but EABI 8
+                     byte alignment is guaranteed for all allocations 8 bytes or
+                     more in size.  4 byte allocations will be aligned to a 4
+                     byte boundary.  Best to pass in zero.
+@param aSingleThread EFalse if the heap is to be accessed from multiple threads.
+                     This will cause internal locks to be created, guaranteeing
+                     thread safety.
+
+@return A pointer to the new heap or NULL if the heap could not be created.
+
+@panic USER 41 if aMaxLength is < aMinLength.
+@panic USER 55 if aMinLength is negative.
+@panic USER 56 if aMaxLength is negative.
+*/
+	{
+	TInt page_size;
+	GET_PAGE_SIZE(page_size);
+	TInt minLength = _ALIGN_UP(aMinLength, page_size);
+	TInt maxLength = Max(aMaxLength, minLength);
+
+	TChunkHeapCreateInfo createInfo(minLength, maxLength);
+	createInfo.SetCreateChunk(aName);
+	createInfo.SetGrowBy(aGrowBy);
+	createInfo.SetAlignment(aAlign);
+	createInfo.SetSingleThread(aSingleThread);
+
+	return ChunkHeap(createInfo);
+	}
+#endif // QT_SYMBIAN4_ALLOCATOR_UNWANTED_CODE
+
+EXPORT_C RHeap* UserHeap::ChunkHeap(RChunk aChunk, TInt aMinLength, TInt aGrowBy, TInt aMaxLength, TInt aAlign, TBool aSingleThread, TUint32 aMode)
+/**
+Creates a heap in an existing chunk.
+
+This function is intended to be used to create a heap in a user writable code
+chunk as created by a call to RChunk::CreateLocalCode().  This type of heap can
+be used to hold code fragments from a JIT compiler.
+
+@param aChunk        The chunk that will host the heap.
+@param aMinLength    The minimum length of the heap in bytes.  This will be
+                     rounded up to the nearest page size by the allocator.
+@param aGrowBy       The number of bytes by which the heap will grow when more
+                     memory is required.  This will be rounded up to the nearest
+                     page size by the allocator.  If a value is not explicitly
+                     specified, the page size is taken by default.
+@param aMaxLength    The maximum length in bytes to which the heap can grow.  This
+                     will be rounded up to the nearest page size by the allocator.
+                     If 0 is passed in, the maximum lengt of the chunk is used.
+@param aAlign        From Symbian^4 onwards, this value is ignored but EABI 8
+                     byte alignment is guaranteed for all allocations 8 bytes or
+                     more in size.  4 byte allocations will be aligned to a 4
+                     byte boundary.  Best to pass in zero.
+@param aSingleThread EFalse if the heap is to be accessed from multiple threads.
+                     This will cause internal locks to be created, guaranteeing
+                     thread safety.
+@param aMode         Flags controlling the heap creation.  See RAllocator::TFlags.
+
+@return A pointer to the new heap or NULL if the heap could not be created.
+
+@see UserHeap::OffsetChunkHeap()
+*/
+	{
+	return OffsetChunkHeap(aChunk, aMinLength, 0, aGrowBy, aMaxLength, aAlign, aSingleThread, aMode);
+	}
+
+EXPORT_C RHeap* UserHeap::OffsetChunkHeap(RChunk aChunk, TInt aMinLength, TInt aOffset, TInt aGrowBy, TInt aMaxLength, TInt aAlign, TBool aSingleThread, TUint32 aMode)
+/**
+Creates a heap in an existing chunk, offset from the beginning of the chunk.
+
+This function is intended to be used to create a heap using a chunk which has
+some of its memory already used, at the start of that that chunk.  The maximum
+length to which the heap can grow is the maximum size of the chunk, minus the
+data at the start of the chunk.
+
+The offset at which to create the heap is passed in as the aOffset parameter.
+Legacy heap implementations always respected the aOffset value, however more
+modern heap implementations are more sophisticated and cannot necessarily respect
+this value.  Therefore, if possible, you should always use an aOffset of 0 unless
+you have a very explicit requirement for using a non zero value.  Using a non zero
+value will result in a less efficient heap algorithm being used in order to respect
+the offset.
+
+Another issue to consider when using this function is the type of the chunk passed
+in.  In order for the most efficient heap algorithms to be used, the chunk passed
+in should always be a disconnected chunk.  Passing in a non disconnected chunk will
+again result in a less efficient heap algorithm being used.
+
+Finally, another requirement for the most efficient heap algorithms to be used is
+for the heap to be able to expand.  Therefore, unless you have a specific reason to
+do so, always specify aMaxLength > aMinLength.
+
+So, if possible, use aOffset == zero, aMaxLength > aMinLength and a disconnected
+chunk for best results!
+
+@param aChunk        The chunk that will host the heap.
+@param aMinLength    The minimum length of the heap in bytes.  This will be
+                     rounded up to the nearest page size by the allocator.
+@param aOffset       The offset in bytes from the start of the chunk at which to
+                     create the heap.  If used (and it shouldn't really be!)
+                     then it will be rounded up to a multiple of 8, to respect
+                     EABI 8 byte alignment requirements.
+@param aGrowBy       The number of bytes by which the heap will grow when more
+                     memory is required.  This will be rounded up to the nearest
+                     page size by the allocator.  If a value is not explicitly
+                     specified, the page size is taken by default.
+@param aMaxLength    The maximum length in bytes to which the heap can grow.  This
+                     will be rounded up to the nearest page size by the allocator.
+                     If 0 is passed in, the maximum length of the chunk is used.
+@param aAlign        From Symbian^4 onwards, this value is ignored but EABI 8
+                     byte alignment is guaranteed for all allocations 8 bytes or
+                     more in size.  4 byte allocations will be aligned to a 4
+                     byte boundary.  Best to pass in zero.
+@param aSingleThread EFalse if the heap is to be accessed from multiple threads.
+                     This will cause internal locks to be created, guaranteeing
+                     thread safety.
+@param aMode         Flags controlling the heap creation.  See RAllocator::TFlags.
+
+@return A pointer to the new heap or NULL if the heap could not be created.
+
+@panic USER 41 if aMaxLength is < aMinLength.
+@panic USER 55 if aMinLength is negative.
+@panic USER 56 if aMaxLength is negative.
+@panic USER 168 if aOffset is negative.
+*/
+	{
+	TBool dlOnly = EFalse;
+	TInt pageSize;
+	GET_PAGE_SIZE(pageSize);
+	TInt align = RHybridHeap::ECellAlignment; // Always use EABI 8 byte alignment
+
+	__ASSERT_ALWAYS(aMinLength>=0, ::Panic(ETHeapMinLengthNegative));
+	__ASSERT_ALWAYS(aMaxLength>=0, ::Panic(ETHeapMaxLengthNegative));
+
+	if ( aMaxLength > 0 ) 
+		__ASSERT_ALWAYS(aMaxLength>=aMinLength, ::Panic(ETHeapCreateMaxLessThanMin));
+
+	// Stick to EABI alignment for the start offset, if any
+	aOffset = _ALIGN_UP(aOffset, align);
+
+	// Using an aOffset > 0 means that we can't use the hybrid allocator and have to revert to Doug Lea only
+	if (aOffset > 0)
+		dlOnly = ETrue;
+
+	// Ensure that the minimum length is enough to hold the RHybridHeap object itself
+	TInt minCell = _ALIGN_UP(Max((TInt)RHybridHeap::EAllocCellSize, (TInt)RHybridHeap::EFreeCellSize), align);
+	TInt hybridHeapSize = (sizeof(RHybridHeap) + minCell);
+	if (aMinLength < hybridHeapSize)
+		aMinLength = hybridHeapSize;
+
+	// Round the minimum length up to a multiple of the page size, taking into account that the
+	// offset takes up a part of the chunk's memory
+	aMinLength = _ALIGN_UP((aMinLength + aOffset), pageSize);
+
+	// If aMaxLength is 0 then use the entire chunk
+	TInt chunkSize = aChunk.MaxSize();
+	if (aMaxLength == 0)
+		{
+		aMaxLength = chunkSize;
+		}
+	// Otherwise round the maximum length up to a multiple of the page size, taking into account that
+	// the offset takes up a part of the chunk's memory.  We also clip the maximum length to the chunk
+	// size, so the user may get a little less than requested if the chunk size is not large enough
+	else
+		{
+		aMaxLength = _ALIGN_UP((aMaxLength + aOffset), pageSize);
+		if (aMaxLength > chunkSize)
+			aMaxLength = chunkSize;
+		}
+	
+	// If the rounded up values don't make sense then a crazy aMinLength or aOffset must have been passed
+	// in, so fail the heap creation
+	if (aMinLength > aMaxLength)
+		return NULL;
+
+	// Adding the offset into the minimum and maximum length was only necessary for ensuring a good fit of
+	// the heap into the chunk.  Re-adjust them now back to non offset relative sizes
+	aMinLength -= aOffset;
+	aMaxLength -= aOffset;
+
+	// If we are still creating the hybrid allocator (call parameter
+	// aOffset is 0 and aMaxLength > aMinLength), we must reduce heap
+	// aMaxLength size to the value aMaxLength/2 and set the aOffset to point in the middle of chunk.
+	TInt offset = aOffset;
+	TInt maxLength = aMaxLength;
+	if (!dlOnly && (aMaxLength > aMinLength))
+		maxLength = offset = _ALIGN_UP(aMaxLength >> 1, pageSize);
+
+	// Try to use commit to map aMinLength physical memory for the heap, taking into account the offset.  If
+	// the operation fails, suppose that the chunk is not a disconnected heap and try to map physical memory
+	// with adjust.  In this case, we also can't use the hybrid allocator and have to revert to Doug Lea only
+	TBool useAdjust = EFalse;
+	TInt r = aChunk.Commit(offset, aMinLength);
+	if (r == KErrGeneral)
+		{
+		dlOnly = useAdjust = ETrue;
+		r = aChunk.Adjust(aMinLength);
+		if (r != KErrNone)
+			return NULL;
+		}
+	else if (r == KErrNone)
+		{
+		// We have a disconnected chunk reset aOffset and aMaxlength
+		aOffset = offset;
+		aMaxLength = maxLength;
+		}
+
+	else
+		return NULL;
+
+	// Parameters have been mostly verified and we know whether to use the hybrid allocator or Doug Lea only.  The
+	// constructor for the hybrid heap will automatically drop back to Doug Lea if it determines that aMinLength
+	// == aMaxLength, so no need to worry about that requirement here.  The user specified alignment is not used but
+	// is passed in so that it can be sanity checked in case the user is doing something totally crazy with it
+	RHybridHeap* h = new (aChunk.Base() + aOffset) RHybridHeap(aChunk.Handle(), aOffset, aMinLength, aMaxLength,
+		aGrowBy, aAlign, aSingleThread, dlOnly, useAdjust);
+
+	if (h->ConstructLock(aMode) != KErrNone)
+		return NULL;
+
+	// Return the heap address
+	return h;
+	}
+
+#define UserTestDebugMaskBit(bit) (TBool)(UserSvr::DebugMask(bit>>5) & (1<<(bit&31)))
+
+_LIT(KLitDollarHeap,"$HEAP");
+EXPORT_C TInt UserHeap::CreateThreadHeap(SStdEpocThreadCreateInfo& aInfo, RHeap*& aHeap, TInt aAlign, TBool aSingleThread)
+/**
+@internalComponent
+*/
+//
+// Create a user-side heap
+//
+{
+	TInt page_size;
+	GET_PAGE_SIZE(page_size);
+	TInt minLength = _ALIGN_UP(aInfo.iHeapInitialSize, page_size);
+	TInt maxLength = Max(aInfo.iHeapMaxSize, minLength);
+#ifdef ENABLE_BTRACE
+	if (UserTestDebugMaskBit(96)) // 96 == KUSERHEAPTRACE in nk_trace.h
+		aInfo.iFlags |= ETraceHeapAllocs;
+#endif // ENABLE_BTRACE
+	// Create the thread's heap chunk.
+	RChunk c;
+#ifndef NO_NAMED_LOCAL_CHUNKS
+	TChunkCreateInfo createInfo;
+
+	createInfo.SetThreadHeap(0, maxLength, KLitDollarHeap());	// Initialise with no memory committed.	
+#if USE_HYBRID_HEAP
+	//
+	// Create disconnected chunk for hybrid heap with double max length value
+	//
+	maxLength = 2*maxLength;
+	createInfo.SetDisconnected(0, 0, maxLength);
+#endif	
+#ifdef SYMBIAN_WRITABLE_DATA_PAGING
+	// Set the paging policy of the heap chunk based on the thread's paging policy.
+	TUint pagingflags = aInfo.iFlags & EThreadCreateFlagPagingMask;
+	switch (pagingflags)
+		{
+		case EThreadCreateFlagPaged:
+			createInfo.SetPaging(TChunkCreateInfo::EPaged);
+			break;
+		case EThreadCreateFlagUnpaged:
+			createInfo.SetPaging(TChunkCreateInfo::EUnpaged);
+			break;
+		case EThreadCreateFlagPagingUnspec:
+			// Leave the chunk paging policy unspecified so the process's 
+			// paging policy is used.
+			break;
+		}
+#endif // SYMBIAN_WRITABLE_DATA_PAGING
+	
+	TInt r = c.Create(createInfo);
+#else
+	TInt r = c.CreateDisconnectedLocal(0, 0, maxLength * 2);
+#endif
+	if (r!=KErrNone)
+		return r;
+	
+	aHeap = ChunkHeap(c, minLength, page_size, maxLength, aAlign, aSingleThread, EChunkHeapSwitchTo|EChunkHeapDuplicate);
+	c.Close();
+	
+	if ( !aHeap )
+		return KErrNoMemory;
+	
+#ifdef ENABLE_BTRACE
+	if (aInfo.iFlags & ETraceHeapAllocs)
+		{
+		aHeap->iFlags |= RHeap::ETraceAllocs;
+    	BTraceContext8(BTrace::EHeap, BTrace::EHeapCreate,(TUint32)aHeap, RHybridHeap::EAllocCellSize);
+		TInt chunkId = ((RHandleBase&)((RHybridHeap*)aHeap)->iChunkHandle).BTraceId();
+		BTraceContext8(BTrace::EHeap, BTrace::EHeapChunkCreate, (TUint32)aHeap, chunkId);
+		}
+	if (aInfo.iFlags & EMonitorHeapMemory)
+		aHeap->iFlags |= RHeap::EMonitorMemory;
+#endif // ENABLE_BTRACE
+	
+	return KErrNone;
+}
+
+#endif  // __KERNEL_MODE__
+
+#endif /* QT_USE_NEW_SYMBIAN_ALLOCATOR */
diff --git a/src/corelib/arch/symbian/heap_hybrid_p.h b/src/corelib/arch/symbian/heap_hybrid_p.h
new file mode 100644
index 0000000..736af72
--- /dev/null
+++ b/src/corelib/arch/symbian/heap_hybrid_p.h
@@ -0,0 +1,402 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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 __HEAP_HYBRID_H__
+#define __HEAP_HYBRID_H__
+
+#include <e32cmn.h>
+
+#ifdef __WINS__
+#define USE_HYBRID_HEAP 0
+#else
+#define USE_HYBRID_HEAP 1
+#endif
+
+// This stuff is all temporary in order to prevent having to include dla.h from heap_hybrid.h, which causes
+// problems due to its definition of size_t (and possibly other types).  This is unfortunate but we cannot
+// pollute the namespace with these types or it will cause problems with Open C and other POSIX compatibility
+// efforts in Symbian
+
+#define NSMALLBINS        (32U)
+#define NTREEBINS         (32U)
+
+#ifndef MALLOC_ALIGNMENT
+	#define MALLOC_ALIGNMENT ((TUint)8U)
+#endif  /* MALLOC_ALIGNMENT */
+
+#define CHUNK_OVERHEAD      (sizeof(TUint))
+
+typedef unsigned int bindex_t;
+typedef unsigned int binmap_t;
+typedef struct malloc_chunk* mchunkptr;
+typedef struct malloc_segment msegment;
+typedef struct malloc_state* mstate;
+typedef struct malloc_tree_chunk* tbinptr;
+typedef struct malloc_tree_chunk* tchunkptr;
+
+struct malloc_segment {
+  TUint8*        iBase;             /* base address */
+  TUint       iSize;             /* allocated size */
+};
+
+struct malloc_state {
+	binmap_t	 iSmallMap;
+	binmap_t	 iTreeMap;
+	TUint		 iDvSize;
+	TUint		 iTopSize;
+	mchunkptr	iDv;
+	mchunkptr	iTop;
+	TUint		 iTrimCheck;
+	mchunkptr	iSmallBins[(NSMALLBINS+1)*2];
+	tbinptr		iTreeBins[NTREEBINS];
+	msegment	iSeg;
+	};
+
+class RHybridHeap : public RHeap
+	{
+
+public:
+    // declarations copied from Symbian^4 RAllocator and RHeap
+    typedef void (*TWalkFunc)(TAny*, RHeap::TCellType, TAny*, TInt);
+	enum TFlags {ESingleThreaded=1, EFixedSize=2, ETraceAllocs=4, EMonitorMemory=8,};
+	enum TAllocDebugOp
+		{
+		ECount, EMarkStart, EMarkEnd, ECheck, ESetFail, ECopyDebugInfo, ESetBurstFail, EGetFail,
+		EGetSize=48, EGetMaxLength, EGetBase, EAlignInteger, EAlignAddr
+		};
+	enum TDebugOp { EWalk = 128, EHybridHeap };
+	enum TAllocFail
+		{
+		ERandom, ETrueRandom, EDeterministic, EHybridNone, EFailNext, EReset, EBurstRandom,
+		EBurstTrueRandom, EBurstDeterministic, EBurstFailNext, ECheckFailure,
+		};
+
+	struct HeapInfo
+		{
+	    unsigned iFootprint;
+	    unsigned iMaxSize;
+	    unsigned iAllocBytes;
+	    unsigned iAllocN;
+	    unsigned iFreeBytes;
+	    unsigned iFreeN;
+		};
+
+	struct SHeapCellInfo { RHybridHeap* iHeap; TInt iTotalAlloc;	TInt iTotalAllocSize; TInt iTotalFree; TInt iLevelAlloc; SDebugCell* iStranded; };
+
+
+	/**
+    @internalComponent
+    */
+	enum TAllocatorType
+			{ESlabAllocator, EDougLeaAllocator, EPageAllocator, EFullSlab=0x80, EPartialFullSlab=0x40, EEmptySlab=0x20, ESlabSpare=0x10, ESlabMask=0xf0};
+
+
+	/**
+    @internalComponent
+    */
+	struct SWalkInfo {
+					  /**
+	                  Walk function address shall be called
+	                  */
+		TWalkFunc iFunction;
+
+					  /**
+	                  The first parameter for callback function
+	                  */
+		TAny*        iParam;
+					  /**
+	                  Pointer to RHybridHeap object
+	                  */
+		RHybridHeap* iHeap;
+		};
+
+	/**
+    @internalComponent
+    */
+	struct SConfig {
+					  /**
+	                  Required slab configuration ( bit 0=4, bit 1=8 ..
+	                  bit 13 = 56)
+	                  */
+		TUint32 iSlabBits;
+					  /**
+	                  Delayed slab threshold in bytes (0 = no threshold)
+	                  */
+		TInt   iDelayedSlabThreshold;
+					  /**
+	                  2^n is smallest size allocated in paged allocator (14-31 = 16 Kb --> )
+	                  */
+		TInt   iPagePower;
+
+		};
+
+	/**
+	@internalComponent
+
+	This structure is used by test code for configuring the allocators and obtaining information
+	from them in order to ensure they are behaving as required.  This is internal test specific
+	code and is liable to be changed without warning at any time.  You should under no circumstances
+	be using it!
+	*/
+	struct STestCommand
+		{
+		TInt	iCommand;			// The test related command to be executed
+
+		union
+			{
+			SConfig		iConfig;	// Configuration used by test code only
+			TAny*		iData;		// Extra supporting data for the test command
+			};
+		};
+
+	/**
+	@internalComponent
+
+	Commands used by test code for configuring the allocators and obtaining information them them
+	*/
+	enum TTestCommand { EGetConfig, ESetConfig, EHeapMetaData, ETestData };
+
+	virtual TAny* Alloc(TInt aSize);
+	virtual void Free(TAny* aPtr);
+	virtual TAny* ReAlloc(TAny* aPtr, TInt aSize, TInt aMode=0);
+	virtual TInt AllocLen(const TAny* aCell) const;
+#ifndef __KERNEL_MODE__	
+	virtual TInt Compress();
+	virtual void Reset();
+	virtual TInt AllocSize(TInt& aTotalAllocSize) const;
+	virtual TInt Available(TInt& aBiggestBlock) const;
+#endif	
+	virtual TInt DebugFunction(TInt aFunc, TAny* a1=NULL, TAny* a2=NULL);
+protected:
+	virtual TInt Extension_(TUint aExtensionId, TAny*& a0, TAny* a1);
+
+public:
+	TAny* operator new(TUint aSize, TAny* aBase) __NO_THROW;
+	void operator delete(TAny*, TAny*);
+	
+private:
+	TInt DoCountAllocFree(TInt& aFree);
+	TInt DoCheckHeap(SCheckInfo* aInfo);
+	void DoMarkStart();
+	TUint32 DoMarkEnd(TInt aExpected);
+	void DoSetAllocFail(TAllocFail aType, TInt aRate);
+	TBool CheckForSimulatedAllocFail();
+	void DoSetAllocFail(TAllocFail aType, TInt aRate, TUint aBurst);
+	
+	void Lock() const;
+	void Unlock() const;
+	TInt ChunkHandle() const;
+
+	RHybridHeap(TInt aChunkHandle, TInt aOffset, TInt aMinLength, TInt aMaxLength, TInt aGrowBy, TInt aAlign, TBool aSingleThread, TBool aDlOnly, TBool aUseAdjust);	
+	RHybridHeap(TInt aMaxLength, TInt aAlign=0, TBool aSingleThread=ETrue);
+	RHybridHeap();
+	
+	void Init(TInt aBitmapSlab, TInt aPagePower);
+	inline void InitBins(mstate m);
+	inline void InitTop(mstate m, mchunkptr p, TUint psize);
+    void* SysAlloc(mstate m, TUint nb);
+	int SysTrim(mstate m, TUint pad);
+	void* TmallocLarge(mstate m, TUint nb);
+	void* TmallocSmall(mstate m, TUint nb);
+	/*MACROS converted functions*/
+	static inline void UnlinkFirstSmallChunk(mstate M,mchunkptr B,mchunkptr P,bindex_t& I);
+	static inline void InsertSmallChunk(mstate M,mchunkptr P, TUint S);
+	static inline void InsertChunk(mstate M,mchunkptr P,TUint S);
+	static inline void UnlinkLargeChunk(mstate M,tchunkptr X);
+	static inline void UnlinkSmallChunk(mstate M, mchunkptr P,TUint S);
+	static inline void UnlinkChunk(mstate M, mchunkptr P, TUint S);
+	static inline void ComputeTreeIndex(TUint S, bindex_t& I);
+	static inline void InsertLargeChunk(mstate M,tchunkptr X,TUint S);
+	static inline void ReplaceDv(mstate M, mchunkptr P, TUint S);
+	static inline void ComputeBit2idx(binmap_t X,bindex_t& I);
+
+	void DoComputeTreeIndex(TUint S, bindex_t& I);	
+	void DoCheckAnyChunk(mstate m, mchunkptr p);
+	void DoCheckTopChunk(mstate m, mchunkptr p);
+	void DoCheckInuseChunk(mstate m, mchunkptr p);
+	void DoCheckFreeChunk(mstate m, mchunkptr p);
+	void DoCheckMallocedChunk(mstate m, void* mem, TUint s);
+	void DoCheckTree(mstate m, tchunkptr t);
+	void DoCheckTreebin(mstate m, bindex_t i);
+	void DoCheckSmallbin(mstate m, bindex_t i);
+	TInt BinFind(mstate m, mchunkptr x);
+	TUint TraverseAndCheck(mstate m);
+	void DoCheckMallocState(mstate m);	
+	
+	TInt GetInfo(struct HeapInfo* i, SWalkInfo* wi=NULL) const;	
+	void InitDlMalloc(TUint capacity, int locked);
+	void* DlMalloc(TUint);
+	void  DlFree(void*);
+	void* DlRealloc(void*, TUint, TInt);
+	TUint DlInfo(struct HeapInfo* i, SWalkInfo* wi) const;
+	void DoCheckCommittedSize(TInt aNPages, mstate aM);	
+	
+	TAny* ReAllocImpl(TAny* aPtr, TInt aSize, TInt aMode);
+	void Construct(TBool aSingleThread, TBool aDLOnly, TBool aUseAdjust, TInt aAlign);
+#ifndef __KERNEL_MODE__	
+	TInt ConstructLock(TUint32 aMode);
+#endif	
+	static void Walk(SWalkInfo* aInfo, TAny* aBfr, TInt aLth, TCellType aBfrType, TAllocatorType aAlloctorType);
+	static void WalkCheckCell(TAny* aPtr, TCellType aType, TAny* aCell, TInt aLen);
+	void* Map(void* p, TInt sz);
+	void Unmap(void* p,TInt sz);
+
+private:
+	TInt iMinLength;
+	TInt iOffset;				// offset of RHeap object from chunk base
+	TInt iGrowBy;
+	TInt iMinCell;
+	TInt iPageSize;
+
+	// Temporarily commented out and exported from RHeap to prevent source breaks from req417-52840.
+	// This will be moved with another REQ after submission and subsequent fixing of bad code
+	//TInt iNestingLevel;
+	TInt iAllocCount;
+	// Temporarily commented out.  See comment above regarding req417-52840 source breaks
+	//TAllocFail iFailType;
+	TInt iFailRate;
+	TBool iFailed;
+	TInt iFailAllocCount;
+	TInt iRand;
+	// Temporarily commented out.  See comment above regarding req417-52840 source breaks
+	//TAny* iTestData;
+
+	TInt iChunkSize;				
+	TInt iHighWaterMark;
+	TBool iUseAdjust;
+	TBool iDLOnly;
+
+	malloc_state iGlobalMallocState;
+	
+#ifdef __KERNEL_MODE__
+	
+	friend class RHeapK;
+	
+#else
+	
+	friend class UserHeap;
+	friend class HybridHeap;
+	friend class TestHybridHeap;
+	
+private:
+
+	static void TreeRemove(slab* s);
+	static void TreeInsert(slab* s,slab** r);
+
+	enum {EOkBits = (1<<(MAXSLABSIZE>>2))-1};
+	
+	void SlabInit();
+	void SlabConfig(unsigned slabbitmap);
+	void* SlabAllocate(slabset& allocator);
+	void SlabFree(void* p);
+	void* AllocNewSlab(slabset& allocator);
+	void* AllocNewPage(slabset& allocator);
+	void* InitNewSlab(slabset& allocator, slab* s);
+	void FreeSlab(slab* s);
+	void FreePage(page* p);
+	void SlabInfo(struct HeapInfo* i, SWalkInfo* wi) const;
+	static void SlabFullInfo(slab* s, struct HeapInfo* i, SWalkInfo* wi);
+	static void SlabPartialInfo(slab* s, struct HeapInfo* i, SWalkInfo* wi);
+	static void SlabEmptyInfo(slab* s, struct HeapInfo* i, SWalkInfo* wi);
+	static void TreeWalk(slab* const* root, void (*f)(slab*, struct HeapInfo*, SWalkInfo*), struct HeapInfo* i, SWalkInfo* wi);
+
+	static void WalkPartialFullSlab(SWalkInfo* aInfo, slab* aSlab, TCellType aBfrType, TInt aLth);
+	static void WalkFullSlab(SWalkInfo* aInfo, slab* aSlab, TCellType aBfrType, TInt aLth);
+	void DoCheckSlab(slab* aSlab, TAllocatorType aSlabType, TAny* aBfr=NULL);
+	void DoCheckSlabTrees();	
+	void DoCheckSlabTree(slab** aS, TBool aPartialPage);
+	void BuildPartialSlabBitmap(TUint32* aBitmap, slab* aSlab, TAny* aBfr=NULL);
+	
+	static inline unsigned SlabHeaderFree(unsigned h) 
+	{return (h&0x000000ff);}
+	static inline unsigned SlabHeaderPagemap(unsigned h) 
+	{return (h&0x00000f00)>>8;}
+	static inline unsigned SlabHeaderSize(unsigned h) 
+	{return (h&0x0003f000)>>12;}
+	static inline unsigned SlabHeaderUsedm4(unsigned h) 
+	{return (h&0x0ffc0000)>>18;}
+	/***paged allocator code***/
+	void PagedInit(TInt aPagePower);
+	void* PagedAllocate(unsigned size);
+	void PagedFree(void* p);	
+	void* PagedReallocate(void* p, unsigned size, TInt mode);
+	
+	bool PagedEncode(unsigned pos, unsigned npage);
+	unsigned PagedDecode(unsigned pos) const;
+	inline unsigned PagedSize(void* p) const;
+	inline bool PagedSetSize(void* p, unsigned size);
+	inline void PagedZapSize(void* p, unsigned size);
+	inline void* Bitmap2addr(unsigned pos) const;
+	void PagedInfo(struct HeapInfo* i, SWalkInfo* wi) const;
+	void ResetBitmap();
+	TBool CheckBitmap(void* aBfr, TInt aSize, TUint32& aDummy, TInt& aNPages);	
+	
+private:
+	paged_bitmap iPageMap;							// bitmap representing page allocator's pages
+	TUint8*		iMemBase;							// bottom of paged/slab memory (chunk base)
+	TUint8		iBitMapBuffer[MAXSMALLPAGEBITS>>3];	// buffer for initial page bitmap
+	TInt		iSlabThreshold;						// allocations < than this are done by the slab allocator
+	TInt		iPageThreshold;						// 2^n is smallest cell size allocated in paged allocator
+	TInt		iSlabInitThreshold;					// slab allocator will be used after chunk reaches this size
+	TUint32		iSlabConfigBits;					// set of bits that specify which slab sizes to use
+	slab*		iPartialPage;						// partial-use page tree
+	slab*		iFullSlab;							// full slabs list (so we can find them when walking)
+	page*		iSparePage;							// cached, to avoid kernel exec calls for unmapping/remapping
+	TUint8		iSizeMap[(MAXSLABSIZE>>2)+1];		// index of slabset indexes based on size class
+	slabset		iSlabAlloc[MAXSLABSIZE>>2];			// array of pointers to slabsets
+
+#endif // __KERNEL_MODE__	
+};
+
+#define HEAP_ASSERT(x) __ASSERT_DEBUG(x, HEAP_PANIC(ETHeapBadCellAddress))
+
+template <class T> inline T Floor(const T addr, unsigned aln)
+{return T((unsigned(addr))&~(aln-1));}
+template <class T> inline T Ceiling(T addr, unsigned aln)
+{return T((unsigned(addr)+(aln-1))&~(aln-1));}
+template <class T> inline unsigned LowBits(T addr, unsigned aln)
+{return unsigned(addr)&(aln-1);}
+template <class T1, class T2> inline int PtrDiff(const T1* a1, const T2* a2)
+{return reinterpret_cast<const unsigned char*>(a1) - reinterpret_cast<const unsigned char*>(a2);}
+template <class T> inline T Offset(T addr, unsigned ofs)
+{return T(unsigned(addr)+ofs);}
+
+#endif //__HEAP_HYBRID_H__
diff --git a/src/corelib/arch/symbian/page_alloc_p.h b/src/corelib/arch/symbian/page_alloc_p.h
new file mode 100644
index 0000000..5241d78
--- /dev/null
+++ b/src/corelib/arch/symbian/page_alloc_p.h
@@ -0,0 +1,68 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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 __KERNEL_MODE__ 
+
+const int MAXSMALLPAGEBITS = 68<<3;
+#define MINPAGEPOWER	PAGESHIFT+2
+
+struct paged_bitmap
+{
+	public:
+		inline paged_bitmap() : iBase(0), iNbits(0) {}
+		void Init(unsigned char* p, unsigned size, unsigned bit);
+//
+		inline unsigned char* Addr() const;
+		inline unsigned Size() const;
+//
+		inline void Set(unsigned ix, unsigned bit);
+		inline unsigned operator[](unsigned ix) const;
+		bool Is(unsigned ix, unsigned len, unsigned bit) const;
+		void Set(unsigned ix, unsigned len, unsigned val);
+		void Setn(unsigned ix, unsigned len, unsigned bit);
+		unsigned Bits(unsigned ix, unsigned len) const;	// little endian
+		int Find(unsigned start, unsigned bit) const;
+	private:
+		unsigned char* iBase;
+		unsigned iNbits;
+};
+
+#endif  // __KERNEL_MODE__
diff --git a/src/corelib/arch/symbian/qt_heapsetup_symbian.cpp b/src/corelib/arch/symbian/qt_heapsetup_symbian.cpp
new file mode 100644
index 0000000..d6b7351
--- /dev/null
+++ b/src/corelib/arch/symbian/qt_heapsetup_symbian.cpp
@@ -0,0 +1,105 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qt_hybridheap_symbian_p.h"
+
+#ifdef QT_USE_NEW_SYMBIAN_ALLOCATOR
+
+extern const TInt KHeapShrinkHysRatio = 0x800;
+
+/*
+ * \internal
+ * Called from the qtmain.lib application wrapper.
+ * Create a new heap as requested, but use the new allocator
+ */
+Q_CORE_EXPORT TInt qt_symbian_SetupThreadHeap(TBool aNotFirst, SStdEpocThreadCreateInfo& aInfo)
+{
+    TInt r = KErrNone;
+    if (!aInfo.iAllocator && aInfo.iHeapInitialSize>0)
+    {
+        // new heap required
+        RHeap* pH = NULL;
+        r = UserHeap::CreateThreadHeap(aInfo, pH);
+    }
+    else if (aInfo.iAllocator)
+    {
+        // sharing a heap
+        RAllocator* pA = aInfo.iAllocator;
+        pA->Open();
+        User::SwitchAllocator(pA);
+    }
+    return r;
+}
+
+#ifndef NO_NAMED_LOCAL_CHUNKS
+void TChunkCreateInfo::SetThreadHeap(TInt aInitialSize, TInt aMaxSize, const TDesC& aName)
+{
+    iType = TChunkCreate::ENormal | TChunkCreate::EData;
+    iMaxSize = aMaxSize;
+    iInitialBottom = 0;
+    iInitialTop = aInitialSize;
+    iAttributes |= TChunkCreate::ELocalNamed;
+    iName = &aName;
+    iOwnerType = EOwnerThread;
+}
+#endif // NO_NAMED_LOCAL_CHUNKS
+
+void Panic(TCdtPanic reason)
+{
+    _LIT(KCat, "QtHybridHeap");
+    User::Panic(KCat, reason);
+}
+
+#else /* QT_USE_NEW_SYMBIAN_ALLOCATOR */
+
+#include <e32std.h>
+
+/*
+ * \internal
+ * Called from the qtmain.lib application wrapper.
+ * Create a new heap as requested, using the default system allocator
+ */
+Q_CORE_EXPORT TInt qt_symbian_SetupThreadHeap(TBool aNotFirst, SStdEpocThreadCreateInfo& aInfo)
+{
+    return UserHeap::SetupThreadHeap(aNotFirst, aInfo);
+}
+
+#endif /* QT_USE_NEW_SYMBIAN_ALLOCATOR */
diff --git a/src/corelib/arch/symbian/qt_hybridheap_symbian_p.h b/src/corelib/arch/symbian/qt_hybridheap_symbian_p.h
new file mode 100644
index 0000000..5827aca
--- /dev/null
+++ b/src/corelib/arch/symbian/qt_hybridheap_symbian_p.h
@@ -0,0 +1,174 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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 QT_HYBRIDHEAP_SYMBIAN_H
+#define QT_HYBRIDHEAP_SYMBIAN_H
+
+#include <qglobal.h>
+
+#if !defined(SYMBIAN_GRAPHICS_WSERV_QT_EFFECTS) && !defined(__WINS__)
+//Enable the (backported) new allocator. When it is available in OS,
+//this flag should be disabled for that OS version onward
+#define QT_USE_NEW_SYMBIAN_ALLOCATOR
+#endif
+
+#ifdef QT_USE_NEW_SYMBIAN_ALLOCATOR
+
+#ifdef Q_CC_RVCT
+#pragma push
+#pragma arm
+#pragma Otime
+#pragma O2
+#endif
+
+#include "common_p.h"
+#ifdef QT_SYMBIAN_HAVE_U32STD_H
+#include <u32std.h>
+#endif
+#ifdef QT_SYMBIAN_HAVE_E32BTRACE_H
+#include <e32btrace.h>
+// enables btrace code compiling into
+#define ENABLE_BTRACE
+#endif
+#ifdef __KERNEL_MODE__
+#include <kernel/kern_priv.h>
+#endif
+#include "dla_p.h"
+#ifndef __KERNEL_MODE__
+#include "slab_p.h"
+#include "page_alloc_p.h"
+#endif
+#include "heap_hybrid_p.h"
+
+// disabling Symbian import/export macros to prevent heap_hybrid.cpp, copied from Symbian^4, from exporting symbols in arm builds
+// this minimises the code changes to heap_hybrid.cpp to ease future integration
+#undef UEXPORT_C
+#define UEXPORT_C
+#undef EXPORT_C
+#define EXPORT_C
+#undef IMPORT_D
+#define IMPORT_D
+
+// disabling code ported from Symbian^4 that we don't want/can't have in earlier platforms
+#define QT_SYMBIAN4_ALLOCATOR_UNWANTED_CODE
+
+#if defined(SYMBIAN_VERSION_9_2) || defined(SYMBIAN_VERSION_9_1)
+#define NO_NAMED_LOCAL_CHUNKS
+#endif
+
+// disabling the BTrace components of heap checking macros
+#ifndef ENABLE_BTRACE
+inline int noBTrace() {return 0;}
+#define BTraceContext12(a,b,c,d,e) noBTrace()
+#endif
+
+#ifndef QT_SYMBIAN_HAVE_U32STD_H
+struct SThreadCreateInfo
+    {
+    TAny* iHandle;
+    TInt iType;
+    TThreadFunction iFunction;
+    TAny* iPtr;
+    TAny* iSupervisorStack;
+    TInt iSupervisorStackSize;
+    TAny* iUserStack;
+    TInt iUserStackSize;
+    TInt iInitialThreadPriority;
+    TPtrC iName;
+    TInt iTotalSize;    // Size including any extras (must be a multiple of 8 bytes)
+    };
+
+struct SStdEpocThreadCreateInfo : public SThreadCreateInfo
+    {
+    RAllocator* iAllocator;
+    TInt iHeapInitialSize;
+    TInt iHeapMaxSize;
+    TInt iPadding;      // Make structure size a multiple of 8 bytes
+    };
+
+class TChunkCreate
+	{
+public:
+	// Attributes for chunk creation that are used by both euser and the kernel
+	// by classes TChunkCreateInfo and SChunkCreateInfo, respectively.
+	enum TChunkCreateAtt
+		{
+		ENormal				= 0x00000000,
+		EDoubleEnded		= 0x00000001,
+		EDisconnected		= 0x00000002,
+		ECache				= 0x00000003,
+		EMappingMask		= 0x0000000f,
+		ELocal				= 0x00000000,
+		EGlobal				= 0x00000010,
+		EData				= 0x00000000,
+		ECode				= 0x00000020,
+		EMemoryNotOwned		= 0x00000040,
+
+		// Force local chunk to be named.  Only required for thread heap
+		// chunks, all other local chunks should be nameless.
+		ELocalNamed 		= 0x000000080,
+
+		// Make global chunk read only to all processes but the controlling owner
+		EReadOnly			= 0x000000100,
+
+		// Paging attributes for chunks.
+		EPagingUnspec		= 0x00000000,
+		EPaged				= 0x80000000,
+		EUnpaged			= 0x40000000,
+		EPagingMask 		= EPaged | EUnpaged,
+
+		EChunkCreateAttMask =	EMappingMask | EGlobal | ECode |
+								ELocalNamed | EReadOnly | EPagingMask,
+		};
+public:
+	TUint iAtt;
+	TBool iForceFixed;
+	TInt iInitialBottom;
+	TInt iInitialTop;
+	TInt iMaxSize;
+	TUint8 iClearByte;
+	};
+
+#endif // QT_SYMBIAN_HAVE_U32STD_H
+
+#endif /* QT_USE_NEW_SYMBIAN_ALLOCATOR */
+
+#endif /* QT_HYBRIDHEAP_SYMBIAN_H */
diff --git a/src/corelib/arch/symbian/slab_p.h b/src/corelib/arch/symbian/slab_p.h
new file mode 100644
index 0000000..234a310
--- /dev/null
+++ b/src/corelib/arch/symbian/slab_p.h
@@ -0,0 +1,125 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 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 __KERNEL_MODE__
+
+class slab;
+class slabhdr;
+#define MAXSLABSIZE		56
+#define	PAGESHIFT		12
+#define PAGESIZE		(1<<PAGESHIFT)
+#define	SLABSHIFT		10
+#define	SLABSIZE		(1 << SLABSHIFT)
+#define CELLALIGN		8
+
+
+const unsigned slabfull  = 0;
+const TInt	slabsperpage = (int)(PAGESIZE/SLABSIZE);
+#define HIBIT(bits) (((unsigned)bits & 0xc) ? 2 + ((unsigned)bits>>3) : ((unsigned) bits>>1))
+
+#define LOWBIT(bits)	(((unsigned) bits&3) ? 1 - ((unsigned)bits&1) : 3 - (((unsigned)bits>>2)&1))
+
+#define ZEROBITS(header)	(((unsigned)header & 0x70000000) ? 0 : 1)
+
+class slabhdr
+{
+	public:
+		unsigned iHeader;
+		// made up of
+		// bits   |    31    | 30..28 | 27..18 | 17..12 |  11..8  |   7..0   |
+		//        +----------+--------+--------+--------+---------+----------+
+		// field  | floating |  zero  | used-4 |  size  | pagemap | free pos |
+		//
+		slab** iParent;		// reference to iParent's pointer to this slab in tree
+		slab* iChild1;		// 1st iChild in tree
+		slab* iChild2;		// 2nd iChild in tree
+};
+
+const TInt KMaxSlabPayload = SLABSIZE - sizeof(slabhdr);
+#define MAXUSEDM4BITS   0x0fc00000
+#define FLOATING_BIT    0x80000000
+
+inline unsigned HeaderFloating(unsigned h)
+{return (h&0x80000000);}
+const unsigned maxuse = (SLABSIZE - sizeof(slabhdr))>>2;
+const unsigned firstpos = sizeof(slabhdr)>>2;
+
+#ifdef _DEBUG
+#define CHECKTREE(x) DoCheckSlabTree(x,EFalse)
+#define CHECKSLAB(s,t,p) DoCheckSlab(s,t,p)
+#define CHECKSLABBFR(s,p) {TUint32 b[4]; BuildPartialSlabBitmap(b,s,p);}
+#else
+#define CHECKTREE(x) (void)0
+#define CHECKSLAB(s,t,p) (void)0
+#define CHECKSLABBFR(s,p) (void)0
+#endif
+
+class slabset
+{
+	public:
+		slab* iPartial;
+};
+
+class slab : public slabhdr
+{
+	public:
+		void Init(unsigned clz);
+		//static slab* SlabFor( void* p);
+		static slab* SlabFor(const void* p) ;
+		unsigned char iPayload[SLABSIZE-sizeof(slabhdr)];
+};
+
+class page
+{
+	public:
+		inline static page* PageFor(slab* s);
+		//slab iSlabs;
+		slab iSlabs[slabsperpage];
+};
+
+
+inline page* page::PageFor(slab* s)
+{
+	return reinterpret_cast<page*>((unsigned(s))&~(PAGESIZE-1));
+}
+
+
+#endif   // __KERNEL_MODE__
diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h
index 6ef15d4..35607d5 100644
--- a/src/corelib/global/qglobal.h
+++ b/src/corelib/global/qglobal.h
@@ -2451,7 +2451,6 @@ QT3_SUPPORT Q_CORE_EXPORT const char *qInstallPathSysconf();
 #endif
 #endif
 
-
 //Symbian does not support data imports from a DLL
 #define Q_NO_DATA_RELOCATION
 
diff --git a/src/corelib/tools/qsimd.cpp b/src/corelib/tools/qsimd.cpp
index 7babf3a..b2fe2da 100644
--- a/src/corelib/tools/qsimd.cpp
+++ b/src/corelib/tools/qsimd.cpp
@@ -286,7 +286,7 @@ static inline uint detectProcessorFeatures()
     uint feature_result = 0;
 
 #if defined(Q_CC_GNU)
-    long tmp;
+    quint64 tmp;
     asm ("xchg %%rbx, %1\n"
          "cpuid\n"
          "xchg %%rbx, %1\n"
diff --git a/src/declarative/debugger/qdeclarativedebug.cpp b/src/declarative/debugger/qdeclarativedebug.cpp
index 1ffe441..7a5e5f6 100644
--- a/src/declarative/debugger/qdeclarativedebug.cpp
+++ b/src/declarative/debugger/qdeclarativedebug.cpp
@@ -55,10 +55,12 @@ public:
     QDeclarativeEngineDebugClient(QDeclarativeDebugConnection *client, QDeclarativeEngineDebugPrivate *p);
 
 protected:
+    virtual void statusChanged(Status status);
     virtual void messageReceived(const QByteArray &);
 
 private:
     QDeclarativeEngineDebugPrivate *priv;
+    friend class QDeclarativeEngineDebugPrivate;
 };
 
 class QDeclarativeEngineDebugPrivate : public QObjectPrivate
@@ -66,7 +68,9 @@ class QDeclarativeEngineDebugPrivate : public QObjectPrivate
     Q_DECLARE_PUBLIC(QDeclarativeEngineDebug)
 public:
     QDeclarativeEngineDebugPrivate(QDeclarativeDebugConnection *);
+    ~QDeclarativeEngineDebugPrivate();
 
+    void statusChanged(QDeclarativeEngineDebug::Status status);
     void message(const QByteArray &);
 
     QDeclarativeEngineDebugClient *client;
@@ -93,12 +97,18 @@ QDeclarativeEngineDebugClient::QDeclarativeEngineDebugClient(QDeclarativeDebugCo
                                            QDeclarativeEngineDebugPrivate *p)
 : QDeclarativeDebugClient(QLatin1String("QDeclarativeEngine"), client), priv(p)
 {
-    setEnabled(true);
+}
+
+void QDeclarativeEngineDebugClient::statusChanged(Status status)
+{
+    if (priv)
+        priv->statusChanged(static_cast<QDeclarativeEngineDebug::Status>(status));
 }
 
 void QDeclarativeEngineDebugClient::messageReceived(const QByteArray &data)
 {
-    priv->message(data);
+    if (priv)
+        priv->message(data);
 }
 
 QDeclarativeEngineDebugPrivate::QDeclarativeEngineDebugPrivate(QDeclarativeDebugConnection *c)
@@ -106,6 +116,12 @@ QDeclarativeEngineDebugPrivate::QDeclarativeEngineDebugPrivate(QDeclarativeDebug
 {
 }
 
+QDeclarativeEngineDebugPrivate::~QDeclarativeEngineDebugPrivate()
+{
+    if (client)
+        client->priv = 0;
+}
+
 int QDeclarativeEngineDebugPrivate::getId()
 {
     return nextId++;
@@ -228,6 +244,11 @@ void QDeclarativeEngineDebugPrivate::decode(QDataStream &ds, QDeclarativeDebugCo
     }
 }
 
+void QDeclarativeEngineDebugPrivate::statusChanged(QDeclarativeEngineDebug::Status status)
+{
+    emit q_func()->statusChanged(status);
+}
+
 void QDeclarativeEngineDebugPrivate::message(const QByteArray &data)
 {
     QDataStream ds(data);
@@ -350,12 +371,19 @@ QDeclarativeEngineDebug::QDeclarativeEngineDebug(QDeclarativeDebugConnection *cl
 {
 }
 
+QDeclarativeEngineDebug::Status QDeclarativeEngineDebug::status() const
+{
+    Q_D(const QDeclarativeEngineDebug);
+
+    return static_cast<QDeclarativeEngineDebug::Status>(d->client->status());
+}
+
 QDeclarativeDebugPropertyWatch *QDeclarativeEngineDebug::addWatch(const QDeclarativeDebugPropertyReference &property, QObject *parent)
 {
     Q_D(QDeclarativeEngineDebug);
 
     QDeclarativeDebugPropertyWatch *watch = new QDeclarativeDebugPropertyWatch(parent);
-    if (d->client->isConnected()) {
+    if (d->client->status() == QDeclarativeDebugClient::Enabled) {
         int queryId = d->getId();
         watch->m_queryId = queryId;
         watch->m_client = this;
@@ -384,7 +412,7 @@ QDeclarativeDebugObjectExpressionWatch *QDeclarativeEngineDebug::addWatch(const
 {
     Q_D(QDeclarativeEngineDebug);
     QDeclarativeDebugObjectExpressionWatch *watch = new QDeclarativeDebugObjectExpressionWatch(parent);
-    if (d->client->isConnected()) {
+    if (d->client->status() == QDeclarativeDebugClient::Enabled) {
         int queryId = d->getId();
         watch->m_queryId = queryId;
         watch->m_client = this;
@@ -407,7 +435,7 @@ QDeclarativeDebugWatch *QDeclarativeEngineDebug::addWatch(const QDeclarativeDebu
     Q_D(QDeclarativeEngineDebug);
 
     QDeclarativeDebugWatch *watch = new QDeclarativeDebugWatch(parent);
-    if (d->client->isConnected()) {
+    if (d->client->status() == QDeclarativeDebugClient::Enabled) {
         int queryId = d->getId();
         watch->m_queryId = queryId;
         watch->m_client = this;
@@ -443,7 +471,7 @@ void QDeclarativeEngineDebug::removeWatch(QDeclarativeDebugWatch *watch)
     
     d->watched.remove(watch->queryId());
 
-    if (d->client && d->client->isConnected()) {
+    if (d->client && d->client->status() == QDeclarativeDebugClient::Enabled) {
         QByteArray message;
         QDataStream ds(&message, QIODevice::WriteOnly);
         ds << QByteArray("NO_WATCH") << watch->queryId();
@@ -456,7 +484,7 @@ QDeclarativeDebugEnginesQuery *QDeclarativeEngineDebug::queryAvailableEngines(QO
     Q_D(QDeclarativeEngineDebug);
 
     QDeclarativeDebugEnginesQuery *query = new QDeclarativeDebugEnginesQuery(parent);
-    if (d->client->isConnected()) {
+    if (d->client->status() == QDeclarativeDebugClient::Enabled) {
         query->m_client = this;
         int queryId = d->getId();
         query->m_queryId = queryId;
@@ -478,7 +506,7 @@ QDeclarativeDebugRootContextQuery *QDeclarativeEngineDebug::queryRootContexts(co
     Q_D(QDeclarativeEngineDebug);
 
     QDeclarativeDebugRootContextQuery *query = new QDeclarativeDebugRootContextQuery(parent);
-    if (d->client->isConnected() && engine.debugId() != -1) {
+    if (d->client->status() == QDeclarativeDebugClient::Enabled && engine.debugId() != -1) {
         query->m_client = this;
         int queryId = d->getId();
         query->m_queryId = queryId;
@@ -500,7 +528,7 @@ QDeclarativeDebugObjectQuery *QDeclarativeEngineDebug::queryObject(const QDeclar
     Q_D(QDeclarativeEngineDebug);
 
     QDeclarativeDebugObjectQuery *query = new QDeclarativeDebugObjectQuery(parent);
-    if (d->client->isConnected() && object.debugId() != -1) {
+    if (d->client->status() == QDeclarativeDebugClient::Enabled && object.debugId() != -1) {
         query->m_client = this;
         int queryId = d->getId();
         query->m_queryId = queryId;
@@ -523,7 +551,7 @@ QDeclarativeDebugObjectQuery *QDeclarativeEngineDebug::queryObjectRecursive(cons
     Q_D(QDeclarativeEngineDebug);
 
     QDeclarativeDebugObjectQuery *query = new QDeclarativeDebugObjectQuery(parent);
-    if (d->client->isConnected() && object.debugId() != -1) {
+    if (d->client->status() == QDeclarativeDebugClient::Enabled && object.debugId() != -1) {
         query->m_client = this;
         int queryId = d->getId();
         query->m_queryId = queryId;
@@ -546,7 +574,7 @@ QDeclarativeDebugExpressionQuery *QDeclarativeEngineDebug::queryExpressionResult
     Q_D(QDeclarativeEngineDebug);
 
     QDeclarativeDebugExpressionQuery *query = new QDeclarativeDebugExpressionQuery(parent);
-    if (d->client->isConnected() && objectDebugId != -1) {
+    if (d->client->status() == QDeclarativeDebugClient::Enabled && objectDebugId != -1) {
         query->m_client = this;
         query->m_expr = expr;
         int queryId = d->getId();
@@ -570,7 +598,7 @@ bool QDeclarativeEngineDebug::setBindingForObject(int objectDebugId, const QStri
 {
     Q_D(QDeclarativeEngineDebug);
 
-    if (d->client->isConnected() && objectDebugId != -1) {
+    if (d->client->status() == QDeclarativeDebugClient::Enabled && objectDebugId != -1) {
         QByteArray message;
         QDataStream ds(&message, QIODevice::WriteOnly);
         ds << QByteArray("SET_BINDING") << objectDebugId << propertyName << bindingExpression << isLiteralValue;
@@ -585,7 +613,7 @@ bool QDeclarativeEngineDebug::resetBindingForObject(int objectDebugId, const QSt
 {
     Q_D(QDeclarativeEngineDebug);
 
-    if (d->client->isConnected() && objectDebugId != -1) {
+    if (d->client->status() == QDeclarativeDebugClient::Enabled && objectDebugId != -1) {
         QByteArray message;
         QDataStream ds(&message, QIODevice::WriteOnly);
         ds << QByteArray("RESET_BINDING") << objectDebugId << propertyName;
@@ -601,7 +629,7 @@ bool QDeclarativeEngineDebug::setMethodBody(int objectDebugId, const QString &me
 {
     Q_D(QDeclarativeEngineDebug);
 
-    if (d->client->isConnected() && objectDebugId != -1) {
+    if (d->client->status() == QDeclarativeDebugClient::Enabled && objectDebugId != -1) {
         QByteArray message;
         QDataStream ds(&message, QIODevice::WriteOnly);
         ds << QByteArray("SET_METHOD_BODY") << objectDebugId << methodName << methodBody;
diff --git a/src/declarative/debugger/qdeclarativedebug_p.h b/src/declarative/debugger/qdeclarativedebug_p.h
index 2b1a115..3d83e8a 100644
--- a/src/declarative/debugger/qdeclarativedebug_p.h
+++ b/src/declarative/debugger/qdeclarativedebug_p.h
@@ -69,7 +69,11 @@ class Q_DECLARATIVE_EXPORT QDeclarativeEngineDebug : public QObject
 {
 Q_OBJECT
 public:
-    QDeclarativeEngineDebug(QDeclarativeDebugConnection *, QObject * = 0);
+    enum Status { NotConnected, Unavailable, Enabled };
+
+    explicit QDeclarativeEngineDebug(QDeclarativeDebugConnection *, QObject * = 0);
+
+    Status status() const;
 
     QDeclarativeDebugPropertyWatch *addWatch(const QDeclarativeDebugPropertyReference &,
                             QObject *parent = 0);
@@ -101,6 +105,7 @@ public:
 
 Q_SIGNALS:
     void newObjects();
+    void statusChanged(Status status);
 
 private:
     Q_DECLARE_PRIVATE(QDeclarativeEngineDebug)
diff --git a/src/declarative/debugger/qdeclarativedebugclient.cpp b/src/declarative/debugger/qdeclarativedebugclient.cpp
index 2e52b40..977e58e 100644
--- a/src/declarative/debugger/qdeclarativedebugclient.cpp
+++ b/src/declarative/debugger/qdeclarativedebugclient.cpp
@@ -50,6 +50,20 @@
 
 QT_BEGIN_NAMESPACE
 
+const int protocolVersion = 1;
+const QString serverId = QLatin1String("QDeclarativeDebugServer");
+const QString clientId = QLatin1String("QDeclarativeDebugClient");
+
+class QDeclarativeDebugClientPrivate : public QObjectPrivate
+{
+    Q_DECLARE_PUBLIC(QDeclarativeDebugClient)
+public:
+    QDeclarativeDebugClientPrivate();
+
+    QString name;
+    QDeclarativeDebugConnection *client;
+};
+
 class QDeclarativeDebugConnectionPrivate : public QObject
 {
     Q_OBJECT
@@ -58,40 +72,124 @@ public:
     QDeclarativeDebugConnection *q;
     QPacketProtocol *protocol;
 
-    QStringList enabled;
+    bool gotHello;
+    QStringList serverPlugins;
     QHash<QString, QDeclarativeDebugClient *> plugins;
+
+    void advertisePlugins();
+
 public Q_SLOTS:
     void connected();
     void readyRead();
 };
 
 QDeclarativeDebugConnectionPrivate::QDeclarativeDebugConnectionPrivate(QDeclarativeDebugConnection *c)
-: QObject(c), q(c), protocol(0)
+: QObject(c), q(c), protocol(0), gotHello(false)
 {
     protocol = new QPacketProtocol(q, this);
     QObject::connect(c, SIGNAL(connected()), this, SLOT(connected()));
     QObject::connect(protocol, SIGNAL(readyRead()), this, SLOT(readyRead()));
 }
 
+void QDeclarativeDebugConnectionPrivate::advertisePlugins()
+{
+    if (!q->isConnected() || !gotHello)
+        return;
+
+    QPacket pack;
+    pack << serverId << 1 << plugins.keys();
+    protocol->send(pack);
+    q->flush();
+}
+
 void QDeclarativeDebugConnectionPrivate::connected()
 {
     QPacket pack;
-    pack << QString(QLatin1String("QDeclarativeDebugServer")) << enabled;
+    pack << serverId << 0 << protocolVersion << plugins.keys();
     protocol->send(pack);
+    q->flush();
 }
 
 void QDeclarativeDebugConnectionPrivate::readyRead()
 {
-    QPacket pack = protocol->read();
-    QString name; QByteArray message;
-    pack >> name >> message;
+    if (!gotHello) {
+        QPacket pack = protocol->read();
+        QString name;
+
+        pack >> name;
+
+        bool validHello = false;
+        if (name == clientId) {
+            int op = -1;
+            pack >> op;
+            if (op == 0) {
+                int version = -1;
+                pack >> version;
+                if (version == protocolVersion) {
+                    pack >> serverPlugins;
+                    validHello = true;
+                }
+            }
+        }
 
-    QHash<QString, QDeclarativeDebugClient *>::Iterator iter = 
-        plugins.find(name);
-    if (iter == plugins.end()) {
-        qWarning() << "QDeclarativeDebugConnection: Message received for missing plugin" << name;
-    } else {
-        (*iter)->messageReceived(message);
+        if (!validHello) {
+            qWarning("QDeclarativeDebugConnection: Invalid hello message");
+            QObject::disconnect(protocol, SIGNAL(readyRead()), this, SLOT(readyRead()));
+            return;
+        }
+
+        gotHello = true;
+
+        QHash<QString, QDeclarativeDebugClient *>::Iterator iter = plugins.begin();
+        for (; iter != plugins.end(); ++iter) {
+            QDeclarativeDebugClient::Status newStatus = QDeclarativeDebugClient::Unavailable;
+            if (serverPlugins.contains(iter.key()))
+                newStatus = QDeclarativeDebugClient::Enabled;
+            iter.value()->statusChanged(newStatus);
+        }
+    }
+
+    while (protocol->packetsAvailable()) {
+        QPacket pack = protocol->read();
+        QString name;
+        pack >> name;
+
+        if (name == clientId) {
+            int op = -1;
+            pack >> op;
+
+            if (op == 1) {
+                // Service Discovery
+                QStringList oldServerPlugins = serverPlugins;
+                pack >> serverPlugins;
+
+                QHash<QString, QDeclarativeDebugClient *>::Iterator iter = plugins.begin();
+                for (; iter != plugins.end(); ++iter) {
+                    const QString pluginName = iter.key();
+                    QDeclarativeDebugClient::Status newStatus = QDeclarativeDebugClient::Unavailable;
+                    if (serverPlugins.contains(pluginName))
+                        newStatus = QDeclarativeDebugClient::Enabled;
+
+                    if (oldServerPlugins.contains(pluginName)
+                            != serverPlugins.contains(pluginName)) {
+                        iter.value()->statusChanged(newStatus);
+                    }
+                }
+            } else {
+                qWarning() << "QDeclarativeDebugConnection: Unknown control message id" << op;
+            }
+        } else {
+            QByteArray message;
+            pack >> message;
+
+            QHash<QString, QDeclarativeDebugClient *>::Iterator iter =
+                plugins.find(name);
+            if (iter == plugins.end()) {
+                qWarning() << "QDeclarativeDebugConnection: Message received for missing plugin" << name;
+            } else {
+                (*iter)->messageReceived(message);
+            }
+        }
     }
 }
 
@@ -100,24 +198,22 @@ QDeclarativeDebugConnection::QDeclarativeDebugConnection(QObject *parent)
 {
 }
 
-bool QDeclarativeDebugConnection::isConnected() const
+QDeclarativeDebugConnection::~QDeclarativeDebugConnection()
 {
-    return state() == ConnectedState;
+    QHash<QString, QDeclarativeDebugClient*>::iterator iter = d->plugins.begin();
+    for (; iter != d->plugins.end(); ++iter) {
+         iter.value()->d_func()->client = 0;
+         iter.value()->statusChanged(QDeclarativeDebugClient::NotConnected);
+    }
 }
 
-class QDeclarativeDebugClientPrivate : public QObjectPrivate
+bool QDeclarativeDebugConnection::isConnected() const
 {
-    Q_DECLARE_PUBLIC(QDeclarativeDebugClient)
-public:
-    QDeclarativeDebugClientPrivate();
-
-    QString name;
-    QDeclarativeDebugConnection *client;
-    bool enabled;
-};
+    return state() == ConnectedState;
+}
 
 QDeclarativeDebugClientPrivate::QDeclarativeDebugClientPrivate()
-: client(0), enabled(false)
+: client(0)
 {
 }
 
@@ -137,65 +233,54 @@ QDeclarativeDebugClient::QDeclarativeDebugClient(const QString &name,
         d->client = 0;
     } else {
         d->client->d->plugins.insert(name, this);
+        d->client->d->advertisePlugins();
     }
 }
 
-QString QDeclarativeDebugClient::name() const
+QDeclarativeDebugClient::~QDeclarativeDebugClient()
 {
     Q_D(const QDeclarativeDebugClient);
-    return d->name;
+    if (d->client && d->client->d) {
+        d->client->d->plugins.remove(d->name);
+        d->client->d->advertisePlugins();
+    }
 }
 
-bool QDeclarativeDebugClient::isEnabled() const
+QString QDeclarativeDebugClient::name() const
 {
     Q_D(const QDeclarativeDebugClient);
-    return d->enabled;
-}
-
-void QDeclarativeDebugClient::setEnabled(bool e)
-{
-    Q_D(QDeclarativeDebugClient);
-    if (e == d->enabled)
-        return;
-
-    d->enabled = e;
-
-    if (d->client) {
-        if (e) 
-            d->client->d->enabled.append(d->name);
-        else
-            d->client->d->enabled.removeAll(d->name);
-
-        if (d->client->state() == QTcpSocket::ConnectedState) {
-            QPacket pack;
-            pack << QString(QLatin1String("QDeclarativeDebugServer"));
-            if (e) pack << (int)1;
-            else pack << (int)2;
-            pack << d->name;
-            d->client->d->protocol->send(pack);
-        }
-    }
+    return d->name;
 }
 
-bool QDeclarativeDebugClient::isConnected() const
+QDeclarativeDebugClient::Status QDeclarativeDebugClient::status() const
 {
     Q_D(const QDeclarativeDebugClient);
+    if (!d->client
+            || !d->client->isConnected()
+            || !d->client->d->gotHello)
+        return NotConnected;
 
-    if (!d->client)
-        return false;
-    return d->client->isConnected();
+    if (d->client->d->serverPlugins.contains(d->name))
+        return Enabled;
+
+    return Unavailable;
 }
 
 void QDeclarativeDebugClient::sendMessage(const QByteArray &message)
 {
     Q_D(QDeclarativeDebugClient);
 
-    if (!d->client || !d->client->isConnected())
+    if (status() != Enabled)
         return;
 
     QPacket pack;
     pack << d->name << message;
     d->client->d->protocol->send(pack);
+    d->client->d->q->flush();
+}
+
+void QDeclarativeDebugClient::statusChanged(Status)
+{
 }
 
 void QDeclarativeDebugClient::messageReceived(const QByteArray &)
diff --git a/src/declarative/debugger/qdeclarativedebugclient_p.h b/src/declarative/debugger/qdeclarativedebugclient_p.h
index 4144a66..8d1706d 100644
--- a/src/declarative/debugger/qdeclarativedebugclient_p.h
+++ b/src/declarative/debugger/qdeclarativedebugclient_p.h
@@ -57,6 +57,7 @@ class Q_DECLARATIVE_EXPORT QDeclarativeDebugConnection : public QTcpSocket
     Q_DISABLE_COPY(QDeclarativeDebugConnection)
 public:
     QDeclarativeDebugConnection(QObject * = 0);
+    ~QDeclarativeDebugConnection();
 
     bool isConnected() const;
 private:
@@ -73,18 +74,19 @@ class Q_DECLARATIVE_EXPORT QDeclarativeDebugClient : public QObject
     Q_DISABLE_COPY(QDeclarativeDebugClient)
 
 public:
+    enum Status { NotConnected, Unavailable, Enabled };
+
     QDeclarativeDebugClient(const QString &, QDeclarativeDebugConnection *parent);
+    ~QDeclarativeDebugClient();
 
     QString name() const;
 
-    bool isEnabled() const;
-    void setEnabled(bool);
-
-    bool isConnected() const;
+    Status status() const;
 
     void sendMessage(const QByteArray &);
 
 protected:
+    virtual void statusChanged(Status);
     virtual void messageReceived(const QByteArray &);
 
 private:
diff --git a/src/declarative/debugger/qdeclarativedebugservice.cpp b/src/declarative/debugger/qdeclarativedebugservice.cpp
index 1f2bf4f..d2ef00d 100644
--- a/src/declarative/debugger/qdeclarativedebugservice.cpp
+++ b/src/declarative/debugger/qdeclarativedebugservice.cpp
@@ -54,6 +54,30 @@
 
 QT_BEGIN_NAMESPACE
 
+/*
+  QDeclarativeDebug Protocol (Version 1):
+
+  handshake:
+    1. Client sends
+         "QDeclarativeDebugServer" 0 version pluginNames
+       version: an int representing the highest protocol version the client knows
+       pluginNames: plugins available on client side
+    2. Server sends
+         "QDeclarativeDebugClient" 0 version pluginNames
+       version: an int representing the highest protocol version the client & server know
+       pluginNames: plugins available on server side. plugins both in the client and server message are enabled.
+  client plugin advertisement
+    1. Client sends
+         "QDeclarativeDebugServer" 1 pluginNames
+  server plugin advertisement
+    1. Server sends
+         "QDeclarativeDebugClient" 1 pluginNames
+  plugin communication:
+       Everything send with a header different to "QDeclarativeDebugServer" is sent to the appropriate plugin.
+  */
+
+const int protocolVersion = 1;
+
 class QDeclarativeDebugServerPrivate;
 class QDeclarativeDebugServer : public QObject
 {
@@ -82,11 +106,13 @@ class QDeclarativeDebugServerPrivate : public QObjectPrivate
 public:
     QDeclarativeDebugServerPrivate();
 
+    void advertisePlugins();
+
     int port;
     QTcpSocket *connection;
     QPacketProtocol *protocol;
     QHash<QString, QDeclarativeDebugService *> plugins;
-    QStringList enabledPlugins;
+    QStringList clientPlugins;
     QTcpServer *tcpServer;
     bool gotHello;
 };
@@ -106,6 +132,19 @@ QDeclarativeDebugServerPrivate::QDeclarativeDebugServerPrivate()
 {
 }
 
+void QDeclarativeDebugServerPrivate::advertisePlugins()
+{
+    if (!connection
+            || connection->state() != QTcpSocket::ConnectedState
+            || !gotHello)
+        return;
+
+    QPacket pack;
+    pack << QString(QLatin1String("QDeclarativeDebugClient")) << 1 << plugins.keys();
+    protocol->send(pack);
+    connection->flush();
+}
+
 void QDeclarativeDebugServer::listen()
 {
     Q_D(QDeclarativeDebugServer);
@@ -144,7 +183,9 @@ void QDeclarativeDebugServer::newConnection()
 bool QDeclarativeDebugServer::hasDebuggingClient() const
 {
     Q_D(const QDeclarativeDebugServer);
-    return d->gotHello;
+    return d->connection
+            && (d->connection->state() == QTcpSocket::ConnectedState)
+            && d->gotHello;
 }
 
 QDeclarativeDebugServer *QDeclarativeDebugServer::instance()
@@ -202,9 +243,13 @@ void QDeclarativeDebugServer::readyRead()
 
     if (!d->gotHello) {
         QPacket hello = d->protocol->read();
-        QString name; 
-        hello >> name >> d->enabledPlugins;
-        if (name != QLatin1String("QDeclarativeDebugServer")) {
+
+        QString name;
+        int op;
+        hello >> name >> op;
+
+        if (name != QLatin1String("QDeclarativeDebugServer")
+                || op != 0) {
             qWarning("QDeclarativeDebugServer: Invalid hello message");
             QObject::disconnect(d->protocol, SIGNAL(readyRead()), this, SLOT(readyRead()));
             d->protocol->deleteLater();
@@ -213,6 +258,23 @@ void QDeclarativeDebugServer::readyRead()
             d->connection = 0;
             return;
         }
+
+        int version;
+        hello >> version >> d->clientPlugins;
+
+        QHash<QString, QDeclarativeDebugService*>::Iterator iter = d->plugins.begin();
+        for (; iter != d->plugins.end(); ++iter) {
+            QDeclarativeDebugService::Status newStatus = QDeclarativeDebugService::Unavailable;
+            if (d->clientPlugins.contains(iter.key()))
+                newStatus = QDeclarativeDebugService::Enabled;
+            iter.value()->statusChanged(newStatus);
+        }
+
+        QPacket helloAnswer;
+        helloAnswer << QString(QLatin1String("QDeclarativeDebugClient")) << 0 << protocolVersion << d->plugins.keys();
+        d->protocol->send(helloAnswer);
+        d->connection->flush();
+
         d->gotHello = true;
         qWarning("QDeclarativeDebugServer: Connection established");
     }
@@ -226,32 +288,29 @@ void QDeclarativeDebugServer::readyRead()
         pack >> name;
 
         if (name == debugServer) {
-            int op = -1; QString plugin;
-            pack >> op >> plugin;
+            int op = -1;
+            pack >> op;
 
             if (op == 1) {
-                // Enable
-                if (!d->enabledPlugins.contains(plugin)) {
-                    d->enabledPlugins.append(plugin);
-                    QHash<QString, QDeclarativeDebugService *>::Iterator iter = 
-                        d->plugins.find(plugin);
-                    if (iter != d->plugins.end())
-                        (*iter)->enabledChanged(true);
-                }
-
-            } else if (op == 2) {
-                // Disable
-                if (d->enabledPlugins.contains(plugin)) {
-                    d->enabledPlugins.removeAll(plugin);
-                    QHash<QString, QDeclarativeDebugService *>::Iterator iter = 
-                        d->plugins.find(plugin);
-                    if (iter != d->plugins.end())
-                        (*iter)->enabledChanged(false);
+                // Service Discovery
+                QStringList oldClientPlugins = d->clientPlugins;
+                pack >> d->clientPlugins;
+
+                QHash<QString, QDeclarativeDebugService*>::Iterator iter = d->plugins.begin();
+                for (; iter != d->plugins.end(); ++iter) {
+                    const QString pluginName = iter.key();
+                    QDeclarativeDebugService::Status newStatus = QDeclarativeDebugService::Unavailable;
+                    if (d->clientPlugins.contains(pluginName))
+                        newStatus = QDeclarativeDebugService::Enabled;
+
+                    if (oldClientPlugins.contains(pluginName)
+                            != d->clientPlugins.contains(pluginName)) {
+                        iter.value()->statusChanged(newStatus);
+                    }
                 }
             } else {
                 qWarning("QDeclarativeDebugServer: Invalid control message %d", op);
             }
-
         } else {
             QByteArray message;
             pack >> message;
@@ -287,6 +346,16 @@ QDeclarativeDebugService::QDeclarativeDebugService(const QString &name, QObject
         d->server = 0;
     } else {
         d->server->d_func()->plugins.insert(name, this);
+        d->server->d_func()->advertisePlugins();
+    }
+}
+
+QDeclarativeDebugService::~QDeclarativeDebugService()
+{
+    Q_D(const QDeclarativeDebugService);
+    if (d->server) {
+        d->server->d_func()->plugins.remove(d->name);
+        d->server->d_func()->advertisePlugins();
     }
 }
 
@@ -296,10 +365,16 @@ QString QDeclarativeDebugService::name() const
     return d->name;
 }
 
-bool QDeclarativeDebugService::isEnabled() const
+QDeclarativeDebugService::Status QDeclarativeDebugService::status() const
 {
     Q_D(const QDeclarativeDebugService);
-    return (d->server && d->server->d_func()->enabledPlugins.contains(d->name));
+    if (!d->server
+            || !d->server->hasDebuggingClient())
+        return NotConnected;
+    if (d->server->d_func()->clientPlugins.contains(d->name))
+        return Enabled;
+
+    return Unavailable;
 }
 
 namespace {
@@ -413,7 +488,7 @@ void QDeclarativeDebugService::sendMessage(const QByteArray &message)
 {
     Q_D(QDeclarativeDebugService);
 
-    if (!d->server || !d->server->d_func()->connection)
+    if (status() != Enabled)
         return;
 
     QPacket pack;
@@ -422,7 +497,7 @@ void QDeclarativeDebugService::sendMessage(const QByteArray &message)
     d->server->d_func()->connection->flush();
 }
 
-void QDeclarativeDebugService::enabledChanged(bool)
+void QDeclarativeDebugService::statusChanged(Status)
 {
 }
 
diff --git a/src/declarative/debugger/qdeclarativedebugservice_p.h b/src/declarative/debugger/qdeclarativedebugservice_p.h
index c461ddf..0cadbe5 100644
--- a/src/declarative/debugger/qdeclarativedebugservice_p.h
+++ b/src/declarative/debugger/qdeclarativedebugservice_p.h
@@ -56,12 +56,15 @@ class Q_DECLARATIVE_EXPORT QDeclarativeDebugService : public QObject
     Q_OBJECT
     Q_DECLARE_PRIVATE(QDeclarativeDebugService)
     Q_DISABLE_COPY(QDeclarativeDebugService)
+
 public:
-    QDeclarativeDebugService(const QString &, QObject *parent = 0);
+    explicit QDeclarativeDebugService(const QString &, QObject *parent = 0);
+    ~QDeclarativeDebugService();
 
     QString name() const;
 
-    bool isEnabled() const;
+    enum Status { NotConnected, Unavailable, Enabled };
+    Status status() const;
 
     void sendMessage(const QByteArray &);
 
@@ -74,7 +77,7 @@ public:
     static bool hasDebuggingClient();
 
 protected:
-    virtual void enabledChanged(bool);
+    virtual void statusChanged(Status);
     virtual void messageReceived(const QByteArray &);
 
 private:
diff --git a/src/declarative/debugger/qdeclarativedebugtrace.cpp b/src/declarative/debugger/qdeclarativedebugtrace.cpp
index b2b0c8a..03e2d56 100644
--- a/src/declarative/debugger/qdeclarativedebugtrace.cpp
+++ b/src/declarative/debugger/qdeclarativedebugtrace.cpp
@@ -78,7 +78,7 @@ void QDeclarativeDebugTrace::endRange(RangeType t)
 
 void QDeclarativeDebugTrace::addEventImpl(EventType event)
 {
-    if (!isEnabled())
+    if (status() != Enabled)
         return;
 
     QByteArray data;
@@ -89,7 +89,7 @@ void QDeclarativeDebugTrace::addEventImpl(EventType event)
 
 void QDeclarativeDebugTrace::startRangeImpl(RangeType range)
 {
-    if (!isEnabled())
+    if (status() != Enabled)
         return;
 
     QByteArray data;
@@ -100,7 +100,7 @@ void QDeclarativeDebugTrace::startRangeImpl(RangeType range)
 
 void QDeclarativeDebugTrace::rangeDataImpl(RangeType range, const QUrl &u)
 {
-    if (!isEnabled())
+    if (status() != Enabled)
         return;
 
     QByteArray data;
@@ -111,7 +111,7 @@ void QDeclarativeDebugTrace::rangeDataImpl(RangeType range, const QUrl &u)
 
 void QDeclarativeDebugTrace::endRangeImpl(RangeType range)
 {
-    if (!isEnabled())
+    if (status() != Enabled)
         return;
 
     QByteArray data;
diff --git a/src/declarative/graphicsitems/qdeclarativeflickable.cpp b/src/declarative/graphicsitems/qdeclarativeflickable.cpp
index 84b0ccf..33c21b1 100644
--- a/src/declarative/graphicsitems/qdeclarativeflickable.cpp
+++ b/src/declarative/graphicsitems/qdeclarativeflickable.cpp
@@ -456,8 +456,8 @@ QDeclarativeFlickable::~QDeclarativeFlickable()
 }
 
 /*!
-    \qmlproperty int Flickable::contentX
-    \qmlproperty int Flickable::contentY
+    \qmlproperty real Flickable::contentX
+    \qmlproperty real Flickable::contentY
 
     These properties hold the surface coordinate currently at the top-left
     corner of the Flickable. For example, if you flick an image up 100 pixels,
@@ -1046,10 +1046,16 @@ void QDeclarativeFlickable::cancelFlick()
 void QDeclarativeFlickablePrivate::data_append(QDeclarativeListProperty<QObject> *prop, QObject *o)
 {
     QGraphicsObject *i = qobject_cast<QGraphicsObject *>(o);
-    if (i)
-        i->setParentItem(static_cast<QDeclarativeFlickablePrivate*>(prop->data)->contentItem);
-    else
+    if (i) {
+        QGraphicsItemPrivate *d = QGraphicsItemPrivate::get(i);
+        if (static_cast<QDeclarativeItemPrivate*>(d)->componentComplete) {
+            i->setParentItem(static_cast<QDeclarativeFlickablePrivate*>(prop->data)->contentItem);
+        } else {
+            d->setParentItemHelper(static_cast<QDeclarativeFlickablePrivate*>(prop->data)->contentItem, 0, 0);
+        }
+    } else {
         o->setParent(prop->object);
+    }
 }
 
 static inline int children_count_helper(QGraphicsObject *object)
@@ -1071,8 +1077,16 @@ static inline void children_clear_helper(QGraphicsObject *object)
 {
     QGraphicsItemPrivate *d = QGraphicsItemPrivate::get(object);
     int childCount = d->children.count();
-    for (int index = 0 ;index < childCount; index++)
-        QGraphicsItemPrivate::get(d->children.at(0))->setParentItemHelper(0, /*newParentVariant=*/0, /*thisPointerVariant=*/0);
+    if (static_cast<QDeclarativeItemPrivate*>(d)->componentComplete) {
+        for (int index = 0 ;index < childCount; index++) {
+            d->children.at(0)->setParentItem(0);
+        }
+    } else {
+        for (int index = 0 ;index < childCount; index++) {
+            QGraphicsItemPrivate::get(d->children.at(0))->setParentItemHelper(0, /*newParentVariant=*/0, /*thisPointerVariant=*/0);
+        }
+    }
+
 }
 
 int QDeclarativeFlickablePrivate::data_count(QDeclarativeListProperty<QObject> *prop)
@@ -1154,8 +1168,8 @@ void QDeclarativeFlickable::setBoundsBehavior(BoundsBehavior b)
 }
 
 /*!
-    \qmlproperty int Flickable::contentWidth
-    \qmlproperty int Flickable::contentHeight
+    \qmlproperty real Flickable::contentWidth
+    \qmlproperty real Flickable::contentHeight
 
     The dimensions of the content (the surface controlled by Flickable). Typically this
     should be set to the combined size of the items placed in the Flickable. Note this
diff --git a/src/declarative/graphicsitems/qdeclarativeitem.cpp b/src/declarative/graphicsitems/qdeclarativeitem.cpp
index 624aaf2..b135e84 100644
--- a/src/declarative/graphicsitems/qdeclarativeitem.cpp
+++ b/src/declarative/graphicsitems/qdeclarativeitem.cpp
@@ -101,7 +101,7 @@ QT_BEGIN_NAMESPACE
     The following example moves the Y axis of the \l Rectangle elements while still allowing the \l Row element
     to lay the items out as if they had not been transformed:
     \qml
-    import Qt 4.7
+    import QtQuick 1.0
 
     Row {
         Rectangle {
@@ -1613,7 +1613,13 @@ void QDeclarativeItemPrivate::data_append(QDeclarativeListProperty<QObject> *pro
     while (mo && mo != &QGraphicsObject::staticMetaObject) mo = mo->d.superdata;
 
     if (mo) {
-        QGraphicsItemPrivate::get(static_cast<QGraphicsObject *>(o))->setParentItemHelper(that, 0, 0);
+        QGraphicsObject *graphicsObject = static_cast<QGraphicsObject *>(o);
+        QDeclarativeItemPrivate *contentItemPrivate = static_cast<QDeclarativeItemPrivate *>(QGraphicsItemPrivate::get(graphicsObject));
+        if (contentItemPrivate->componentComplete) {
+            graphicsObject->setParentItem(that);
+        } else {
+            contentItemPrivate->setParentItemHelper(that, /*newParentVariant=*/0, /*thisPointerVariant=*/0);
+        }
     } else {
         o->setParent(that);
     }
@@ -1636,10 +1642,15 @@ static inline QObject *children_at_helper(QDeclarativeListProperty<QObject> *pro
 
 static inline void children_clear_helper(QDeclarativeListProperty<QObject> *prop)
 {
-    QGraphicsItemPrivate *d = QGraphicsItemPrivate::get(static_cast<QGraphicsObject *>(prop->object));
+    QDeclarativeItemPrivate *d = static_cast<QDeclarativeItemPrivate*>(QGraphicsItemPrivate::get(static_cast<QGraphicsObject *>(prop->object)));
     int childCount = d->children.count();
-    for (int index = 0 ;index < childCount; index++)
-        QGraphicsItemPrivate::get(d->children.at(0))->setParentItemHelper(0, /*newParentVariant=*/0, /*thisPointerVariant=*/0);
+    if (d->componentComplete) {
+        for (int index = 0 ;index < childCount; index++)
+            d->children.at(0)->setParentItem(0);
+    } else {
+        for (int index = 0 ;index < childCount; index++)
+            QGraphicsItemPrivate::get(d->children.at(0))->setParentItemHelper(0, /*newParentVariant=*/0, /*thisPointerVariant=*/0);
+    }
 }
 
 int QDeclarativeItemPrivate::data_count(QDeclarativeListProperty<QObject> *prop)
@@ -1704,7 +1715,7 @@ int QDeclarativeItemPrivate::transform_count(QDeclarativeListProperty<QGraphicsT
 void QDeclarativeItemPrivate::transform_append(QDeclarativeListProperty<QGraphicsTransform> *list, QGraphicsTransform *item)
 {
     QGraphicsObject *object = qobject_cast<QGraphicsObject *>(list->object);
-    if (object) // QGraphicsItem applies the list in the wrong order, so we prepend.
+    if (object && item) // QGraphicsItem applies the list in the wrong order, so we prepend.
         QGraphicsItemPrivate::get(object)->prependGraphicsTransform(item);
 }
 
@@ -1744,8 +1755,8 @@ void QDeclarativeItemPrivate::parentProperty(QObject *o, void *rv, QDeclarativeN
     \qmlproperty list<Object> Item::data
     \default
 
-    The data property is allows you to freely mix visual children and resources
-    of an item.  If you assign a visual item to the data list it becomes
+    The data property allows you to freely mix visual children and resources
+    in an item.  If you assign a visual item to the data list it becomes
     a child and if you assign any other object type, it is added as a resource.
 
     So you can write:
diff --git a/src/declarative/graphicsitems/qdeclarativeitemsmodule.cpp b/src/declarative/graphicsitems/qdeclarativeitemsmodule.cpp
index 783eff1..52703c2 100644
--- a/src/declarative/graphicsitems/qdeclarativeitemsmodule.cpp
+++ b/src/declarative/graphicsitems/qdeclarativeitemsmodule.cpp
@@ -97,7 +97,84 @@ void QDeclarativeItemModule::defineModule()
 {
     QDeclarativePrivate::RegisterAutoParent autoparent = { 0, &qgraphicsobject_autoParent };
     QDeclarativePrivate::qmlregister(QDeclarativePrivate::AutoParentRegistration, &autoparent);
+#ifdef QT_NO_MOVIE
+    qmlRegisterTypeNotAvailable("QtQuick",1,0,"AnimatedImage",
+        qApp->translate("QDeclarativeAnimatedImage","Qt was built without support for QMovie"));
+#else
+    qmlRegisterType<QDeclarativeAnimatedImage>("QtQuick",1,0,"AnimatedImage");
+#endif
+    qmlRegisterType<QDeclarativeBorderImage>("QtQuick",1,0,"BorderImage");
+    qmlRegisterType<QDeclarativeColumn>("QtQuick",1,0,"Column");
+    qmlRegisterType<QDeclarativeDrag>("QtQuick",1,0,"Drag");
+    qmlRegisterType<QDeclarativeFlickable>("QtQuick",1,0,"Flickable");
+    qmlRegisterType<QDeclarativeFlipable>("QtQuick",1,0,"Flipable");
+    qmlRegisterType<QDeclarativeFlow>("QtQuick",1,0,"Flow");
+    qmlRegisterType<QDeclarativeFocusPanel>("QtQuick",1,0,"FocusPanel");
+    qmlRegisterType<QDeclarativeFocusScope>("QtQuick",1,0,"FocusScope");
+    qmlRegisterType<QDeclarativeGradient>("QtQuick",1,0,"Gradient");
+    qmlRegisterType<QDeclarativeGradientStop>("QtQuick",1,0,"GradientStop");
+    qmlRegisterType<QDeclarativeGrid>("QtQuick",1,0,"Grid");
+    qmlRegisterType<QDeclarativeGridView>("QtQuick",1,0,"GridView");
+    qmlRegisterType<QDeclarativeImage>("QtQuick",1,0,"Image");
+    qmlRegisterType<QDeclarativeItem>("QtQuick",1,0,"Item");
+    qmlRegisterType<QDeclarativeLayoutItem>("QtQuick",1,0,"LayoutItem");
+    qmlRegisterType<QDeclarativeListView>("QtQuick",1,0,"ListView");
+    qmlRegisterType<QDeclarativeLoader>("QtQuick",1,0,"Loader");
+    qmlRegisterType<QDeclarativeMouseArea>("QtQuick",1,0,"MouseArea");
+    qmlRegisterType<QDeclarativePath>("QtQuick",1,0,"Path");
+    qmlRegisterType<QDeclarativePathAttribute>("QtQuick",1,0,"PathAttribute");
+    qmlRegisterType<QDeclarativePathCubic>("QtQuick",1,0,"PathCubic");
+    qmlRegisterType<QDeclarativePathLine>("QtQuick",1,0,"PathLine");
+    qmlRegisterType<QDeclarativePathPercent>("QtQuick",1,0,"PathPercent");
+    qmlRegisterType<QDeclarativePathQuad>("QtQuick",1,0,"PathQuad");
+    qmlRegisterType<QDeclarativePathView>("QtQuick",1,0,"PathView");
+#ifndef QT_NO_VALIDATOR
+    qmlRegisterType<QIntValidator>("QtQuick",1,0,"IntValidator");
+    qmlRegisterType<QDoubleValidator>("QtQuick",1,0,"DoubleValidator");
+    qmlRegisterType<QRegExpValidator>("QtQuick",1,0,"RegExpValidator");
+#endif
+    qmlRegisterType<QDeclarativeRectangle>("QtQuick",1,0,"Rectangle");
+    qmlRegisterType<QDeclarativeRepeater>("QtQuick",1,0,"Repeater");
+    qmlRegisterType<QGraphicsRotation>("QtQuick",1,0,"Rotation");
+    qmlRegisterType<QDeclarativeRow>("QtQuick",1,0,"Row");
+    qmlRegisterType<QDeclarativeTranslate>("QtQuick",1,0,"Translate");
+    qmlRegisterType<QGraphicsScale>("QtQuick",1,0,"Scale");
+    qmlRegisterType<QDeclarativeText>("QtQuick",1,0,"Text");
+    qmlRegisterType<QDeclarativeTextEdit>("QtQuick",1,0,"TextEdit");
+#ifndef QT_NO_LINEEDIT
+    qmlRegisterType<QDeclarativeTextInput>("QtQuick",1,0,"TextInput");
+#endif
+    qmlRegisterType<QDeclarativeViewSection>("QtQuick",1,0,"ViewSection");
+    qmlRegisterType<QDeclarativeVisualDataModel>("QtQuick",1,0,"VisualDataModel");
+    qmlRegisterType<QDeclarativeVisualItemModel>("QtQuick",1,0,"VisualItemModel");
 
+    qmlRegisterType<QDeclarativeAnchors>();
+    qmlRegisterType<QDeclarativeKeyEvent>();
+    qmlRegisterType<QDeclarativeMouseEvent>();
+    qmlRegisterType<QGraphicsObject>();
+    qmlRegisterType<QGraphicsWidget>("QtQuick",1,0,"QGraphicsWidget");
+    qmlRegisterExtendedType<QGraphicsWidget,QDeclarativeGraphicsWidget>("QtQuick",1,0,"QGraphicsWidget");
+    qmlRegisterType<QGraphicsTransform>();
+    qmlRegisterType<QDeclarativePathElement>();
+    qmlRegisterType<QDeclarativeCurve>();
+    qmlRegisterType<QDeclarativeScaleGrid>();
+#ifndef QT_NO_VALIDATOR
+    qmlRegisterType<QValidator>();
+#endif
+    qmlRegisterType<QDeclarativeVisualModel>();
+#ifndef QT_NO_ACTION
+    qmlRegisterType<QAction>();
+#endif
+    qmlRegisterType<QDeclarativePen>();
+    qmlRegisterType<QDeclarativeFlickableVisibleArea>();
+#ifndef QT_NO_GRAPHICSEFFECT
+    qmlRegisterType<QGraphicsEffect>();
+#endif
+
+    qmlRegisterUncreatableType<QDeclarativeKeyNavigationAttached>("QtQuick",1,0,"KeyNavigation",QDeclarativeKeyNavigationAttached::tr("KeyNavigation is only available via attached properties"));
+    qmlRegisterUncreatableType<QDeclarativeKeysAttached>("QtQuick",1,0,"Keys",QDeclarativeKeysAttached::tr("Keys is only available via attached properties"));
+
+#ifndef QT_NO_IMPORT_QT47_QML
 #ifdef QT_NO_MOVIE
     qmlRegisterTypeNotAvailable("Qt",4,7,"AnimatedImage",
         qApp->translate("QDeclarativeAnimatedImage","Qt was built without support for QMovie"));
@@ -149,29 +226,10 @@ void QDeclarativeItemModule::defineModule()
     qmlRegisterType<QDeclarativeVisualDataModel>("Qt",4,7,"VisualDataModel");
     qmlRegisterType<QDeclarativeVisualItemModel>("Qt",4,7,"VisualItemModel");
 
-    qmlRegisterType<QDeclarativeAnchors>();
-    qmlRegisterType<QDeclarativeKeyEvent>();
-    qmlRegisterType<QDeclarativeMouseEvent>();
-    qmlRegisterType<QGraphicsObject>();
     qmlRegisterType<QGraphicsWidget>("Qt",4,7,"QGraphicsWidget");
     qmlRegisterExtendedType<QGraphicsWidget,QDeclarativeGraphicsWidget>("Qt",4,7,"QGraphicsWidget");
-    qmlRegisterType<QGraphicsTransform>();
-    qmlRegisterType<QDeclarativePathElement>();
-    qmlRegisterType<QDeclarativeCurve>();
-    qmlRegisterType<QDeclarativeScaleGrid>();
-#ifndef QT_NO_VALIDATOR
-    qmlRegisterType<QValidator>();
-#endif
-    qmlRegisterType<QDeclarativeVisualModel>();
-#ifndef QT_NO_ACTION
-    qmlRegisterType<QAction>();
-#endif
-    qmlRegisterType<QDeclarativePen>();
-    qmlRegisterType<QDeclarativeFlickableVisibleArea>();
-#ifndef QT_NO_GRAPHICSEFFECT
-    qmlRegisterType<QGraphicsEffect>();
-#endif
 
     qmlRegisterUncreatableType<QDeclarativeKeyNavigationAttached>("Qt",4,7,"KeyNavigation",QDeclarativeKeyNavigationAttached::tr("KeyNavigation is only available via attached properties"));
     qmlRegisterUncreatableType<QDeclarativeKeysAttached>("Qt",4,7,"Keys",QDeclarativeKeysAttached::tr("Keys is only available via attached properties"));
+#endif
 }
diff --git a/src/declarative/graphicsitems/qdeclarativepath.cpp b/src/declarative/graphicsitems/qdeclarativepath.cpp
index f93357d..d526688 100644
--- a/src/declarative/graphicsitems/qdeclarativepath.cpp
+++ b/src/declarative/graphicsitems/qdeclarativepath.cpp
@@ -491,17 +491,17 @@ void QDeclarativeCurve::setY(qreal y)
     \since 4.7
     \brief The PathAttribute allows setting an attribute at a given position in a Path.
 
-    The PathAttribute object allows attibutes consisting of a name and
-    a value to be specified for the endpoints of path segments.  The
+    The PathAttribute object allows attributes consisting of a name and
+    a value to be specified for various points along a path.  The
     attributes are exposed to the delegate as
     \l{qdeclarativeintroduction.html#attached-properties} {Attached Properties}.
-    The value of an attribute at any particular point is interpolated
-    from the PathAttributes bounding the point.
+    The value of an attribute at any particular point along the path is interpolated
+    from the PathAttributes bounding that point.
 
     The example below shows a path with the items scaled to 30% with
     opacity 50% at the top of the path and scaled 100% with opacity
-    100% at the bottom.  Note the use of the PathView.scale and
-    PathView.opacity attached properties to set the scale and opacity
+    100% at the bottom.  Note the use of the PathView.iconScale and
+    PathView.iconOpacity attached properties to set the scale and opacity
     of the delegate.
 
     \table
@@ -509,14 +509,17 @@ void QDeclarativeCurve::setY(qreal y)
     \o \image declarative-pathattribute.png
     \o
     \snippet doc/src/snippets/declarative/pathview/pathattributes.qml 0
+    (see the PathView documentation for the specification of ContactModel.qml
+     used for ContactModel above.)
     \endtable
 
-   \sa Path
+
+    \sa Path
 */
 
 /*!
     \qmlproperty string PathAttribute::name
-    the name of the attribute to change.
+    This property holds the name of the attribute to change.
 
     This attribute will be available to the delegate as PathView.<name>
 
@@ -544,8 +547,39 @@ void QDeclarativePathAttribute::setName(const QString &name)
 }
 
 /*!
-   \qmlproperty string PathAttribute::value
-   the new value of the attribute.
+   \qmlproperty real PathAttribute::value
+   This property holds the value for the attribute.
+
+   The value specified can be used to influence the visual appearance
+   of an item along the path. For example, the following Path specifies
+   an attribute named \e itemRotation, which has the value \e 0 at the
+   beginning of the path, and the value 90 at the end of the path.
+
+   \qml
+   Path {
+       startX: 0
+       startY: 0
+       PathAttribute { name: "itemRotation"; value: 0 }
+       PathLine { x: 100; y: 100 }
+       PathAttribute { name: "itemRotation"; value: 90 }
+   }
+   \endqml
+
+   In our delegate, we can then bind the \e rotation property to the
+   \l{qdeclarativeintroduction.html#attached-properties} {Attached Property}
+   \e PathView.itemRotation created for this attribute.
+
+   \qml
+   Rectangle {
+       width: 10; height: 10
+       rotation: PathView.itemRotation
+   }
+   \endqml
+
+   As each item is positioned along the path, it will be rotated accordingly:
+   an item at the beginning of the path with be not be rotated, an item at
+   the end of the path will be rotated 90 degrees, and an item mid-way along
+   the path will be rotated 45 degrees.
 */
 
 /*!
@@ -792,6 +826,10 @@ void QDeclarativePathCubic::addToPath(QPainterPath &path)
     \since 4.7
     \brief The PathPercent manipulates the way a path is interpreted.
 
+    PathPercent allows you to manipulate the spacing between items on a
+    PathView's path. You can use it to bunch together items on part of
+    the path, and spread them out on other parts of the path.
+
     The examples below show the normal distrubution of items along a path
     compared to a distribution which places 50% of the items along the
     PathLine section of the path.
@@ -800,25 +838,31 @@ void QDeclarativePathCubic::addToPath(QPainterPath &path)
     \o \image declarative-nopercent.png
     \o
     \qml
-    Path {
-        startX: 20; startY: 0
-        PathQuad { x: 50; y: 80; controlX: 0; controlY: 80 }
-        PathLine { x: 150; y: 80 }
-        PathQuad { x: 180; y: 0; controlX: 200; controlY: 80 }
+    PathView {
+        ...
+        Path {
+            startX: 20; startY: 0
+            PathQuad { x: 50; y: 80; controlX: 0; controlY: 80 }
+            PathLine { x: 150; y: 80 }
+            PathQuad { x: 180; y: 0; controlX: 200; controlY: 80 }
+        }
     }
     \endqml
     \row
     \o \image declarative-percent.png
     \o
     \qml
-    Path {
-        startX: 20; startY: 0
-        PathQuad { x: 50; y: 80; controlX: 0; controlY: 80 }
-        PathPercent { value: 0.25 }
-        PathLine { x: 150; y: 80 }
-        PathPercent { value: 0.75 }
-        PathQuad { x: 180; y: 0; controlX: 200; controlY: 80 }
-        PathPercent { value: 1 }
+    PathView {
+        ...
+        Path {
+            startX: 20; startY: 0
+            PathQuad { x: 50; y: 80; controlX: 0; controlY: 80 }
+            PathPercent { value: 0.25 }
+            PathLine { x: 150; y: 80 }
+            PathPercent { value: 0.75 }
+            PathQuad { x: 180; y: 0; controlX: 200; controlY: 80 }
+            PathPercent { value: 1 }
+        }
     }
     \endqml
     \endtable
@@ -826,6 +870,36 @@ void QDeclarativePathCubic::addToPath(QPainterPath &path)
     \sa Path
 */
 
+/*!
+    \qmlproperty real value
+    The proporation of items that should be laid out up to this point.
+
+    This value should always be higher than the last value specified
+    by a PathPercent at a previous position in the Path.
+
+    In the following example we have a Path made up of three PathLines.
+    Normally, the items of the PathView would be laid out equally along
+    this path, with an equal number of items per line segment. PathPercent
+    allows us to specify that the first and third lines should each hold
+    10% of the laid out items, while the second line should hold the remaining
+    80%.
+
+    \qml
+    PathView {
+        ...
+        Path {
+            startX: 0; startY: 0
+            PathLine { x:100; y: 0; }
+            PathPercent { value: 0.1 }
+            PathLine { x: 100; y: 100 }
+            PathPercent { value: 0.9 }
+            PathLine { x: 100; y: 0 }
+            PathPercent { value: 1 }
+        }
+    }
+    \endqml
+*/
+
 qreal QDeclarativePathPercent::value() const
 {
     return _value;
diff --git a/src/declarative/graphicsitems/qdeclarativetextedit.cpp b/src/declarative/graphicsitems/qdeclarativetextedit.cpp
index 3ac095c..6f5608a 100644
--- a/src/declarative/graphicsitems/qdeclarativetextedit.cpp
+++ b/src/declarative/graphicsitems/qdeclarativetextedit.cpp
@@ -1422,7 +1422,7 @@ void QDeclarativeTextEditPrivate::updateDefaultTextOption()
     Only relevant on platforms, which provide virtual keyboards.
 
     \code
-        import Qt 4.7
+        import QtQuick 1.0
         TextEdit {
             id: textEdit
             text: "Hello world!"
@@ -1473,7 +1473,7 @@ void QDeclarativeTextEdit::openSoftwareInputPanel()
     Only relevant on platforms, which provide virtual keyboards.
 
     \code
-        import Qt 4.7
+        import QtQuick 1.0
         TextEdit {
             id: textEdit
             text: "Hello world!"
diff --git a/src/declarative/graphicsitems/qdeclarativetextinput.cpp b/src/declarative/graphicsitems/qdeclarativetextinput.cpp
index 5604b82..4817999 100644
--- a/src/declarative/graphicsitems/qdeclarativetextinput.cpp
+++ b/src/declarative/graphicsitems/qdeclarativetextinput.cpp
@@ -651,7 +651,7 @@ void QDeclarativeTextInput::setAutoScroll(bool b)
     input of integers between 11 and 31 into the text input:
 
     \code
-    import Qt 4.7
+    import QtQuick 1.0
     TextInput{
         validator: IntValidator{bottom: 11; top: 31;}
         focus: true
@@ -1334,7 +1334,7 @@ void QDeclarativeTextInput::moveCursorSelection(int position)
     Only relevant on platforms, which provide virtual keyboards.
 
     \qml
-        import Qt 4.7
+        import QtQuick 1.0
         TextInput {
             id: textInput
             text: "Hello world!"
@@ -1385,7 +1385,7 @@ void QDeclarativeTextInput::openSoftwareInputPanel()
     Only relevant on platforms, which provide virtual keyboards.
 
     \qml
-        import Qt 4.7
+        import QtQuick 1.0
         TextInput {
             id: textInput
             text: "Hello world!"
diff --git a/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp b/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp
index 21d1ea7..439f500 100644
--- a/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp
+++ b/src/declarative/graphicsitems/qdeclarativevisualitemmodel.cpp
@@ -142,7 +142,7 @@ public:
 
     The example below places three colored rectangles in a ListView.
     \code
-    import Qt 4.7
+    import QtQuick 1.0
 
     Rectangle {
         VisualItemModel {
diff --git a/src/declarative/qml/parser/qdeclarativejsast_p.h b/src/declarative/qml/parser/qdeclarativejsast_p.h
index 0623a2a..541ea7f 100644
--- a/src/declarative/qml/parser/qdeclarativejsast_p.h
+++ b/src/declarative/qml/parser/qdeclarativejsast_p.h
@@ -224,6 +224,9 @@ public:
     inline Node()
         : kind(Kind_Undefined) {}
 
+    // NOTE: node destructors are never called,
+    //       instead we block free the memory
+    //       (see the NodePool class)
     virtual ~Node() {}
 
     virtual ExpressionNode *expressionCast();
@@ -247,7 +250,6 @@ class QML_PARSER_EXPORT ExpressionNode: public Node
 {
 public:
     ExpressionNode() {}
-    virtual ~ExpressionNode() {}
 
     virtual ExpressionNode *expressionCast();
 
@@ -259,7 +261,6 @@ class QML_PARSER_EXPORT Statement: public Node
 {
 public:
     Statement() {}
-    virtual ~Statement() {}
 
     virtual Statement *statementCast();
 
@@ -379,7 +380,6 @@ public:
     QDECLARATIVEJS_DECLARE_AST_NODE(ThisExpression)
 
     ThisExpression() { kind = K; }
-    virtual ~ThisExpression() {}
 
     virtual void accept0(Visitor *visitor);
 
@@ -401,8 +401,6 @@ public:
     IdentifierExpression(NameId *n):
         name (n) { kind = K; }
 
-    virtual ~IdentifierExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -422,7 +420,6 @@ public:
     QDECLARATIVEJS_DECLARE_AST_NODE(NullExpression)
 
     NullExpression() { kind = K; }
-    virtual ~NullExpression() {}
 
     virtual void accept0(Visitor *visitor);
 
@@ -442,7 +439,6 @@ public:
     QDECLARATIVEJS_DECLARE_AST_NODE(TrueLiteral)
 
     TrueLiteral() { kind = K; }
-    virtual ~TrueLiteral() {}
 
     virtual void accept0(Visitor *visitor);
 
@@ -462,7 +458,6 @@ public:
     QDECLARATIVEJS_DECLARE_AST_NODE(FalseLiteral)
 
     FalseLiteral() { kind = K; }
-    virtual ~FalseLiteral() {}
 
     virtual void accept0(Visitor *visitor);
 
@@ -483,7 +478,6 @@ public:
 
     NumericLiteral(double v):
         value(v) { kind = K; }
-    virtual ~NumericLiteral() {}
 
     virtual void accept0(Visitor *visitor);
 
@@ -506,8 +500,6 @@ public:
     StringLiteral(NameId *v):
         value (v) { kind = K; }
 
-    virtual ~StringLiteral() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -529,8 +521,6 @@ public:
     RegExpLiteral(NameId *p, int f):
         pattern (p), flags (f) { kind = K; }
 
-    virtual ~RegExpLiteral() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -562,8 +552,6 @@ public:
         elements (elts), elision (e)
         { kind = K; }
 
-    virtual ~ArrayLiteral() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -591,8 +579,6 @@ public:
     ObjectLiteral(PropertyNameAndValueList *plist):
         properties (plist) { kind = K; }
 
-    virtual ~ObjectLiteral() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -624,8 +610,6 @@ public:
         previous->next = this;
     }
 
-    virtual ~ElementList() {}
-
     inline ElementList *finish ()
     {
         ElementList *front = next;
@@ -657,8 +641,6 @@ public:
         previous->next = this;
     }
 
-    virtual ~Elision() {}
-
     virtual void accept0(Visitor *visitor);
 
     inline Elision *finish ()
@@ -690,8 +672,6 @@ public:
         previous->next = this;
     }
 
-    virtual ~PropertyNameAndValueList() {}
-
     virtual void accept0(Visitor *visitor);
 
     inline PropertyNameAndValueList *finish ()
@@ -715,7 +695,6 @@ public:
     QDECLARATIVEJS_DECLARE_AST_NODE(PropertyName)
 
     PropertyName() { kind = K; }
-    virtual ~PropertyName() {}
 
 // attributes
     SourceLocation propertyNameToken;
@@ -729,8 +708,6 @@ public:
     IdentifierPropertyName(NameId *n):
         id (n) { kind = K; }
 
-    virtual ~IdentifierPropertyName() {}
-
     virtual void accept0(Visitor *visitor);
 
 // attributes
@@ -744,7 +721,6 @@ public:
 
     StringLiteralPropertyName(NameId *n):
         id (n) { kind = K; }
-    virtual ~StringLiteralPropertyName() {}
 
     virtual void accept0(Visitor *visitor);
 
@@ -759,7 +735,6 @@ public:
 
     NumericLiteralPropertyName(double n):
         id (n) { kind = K; }
-    virtual ~NumericLiteralPropertyName() {}
 
     virtual void accept0(Visitor *visitor);
 
@@ -776,8 +751,6 @@ public:
         base (b), expression (e)
         { kind = K; }
 
-    virtual ~ArrayMemberExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -802,8 +775,6 @@ public:
         base (b), name (n)
         { kind = K; }
 
-    virtual ~FieldMemberExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -828,8 +799,6 @@ public:
         base (b), arguments (a)
         { kind = K; }
 
-    virtual ~NewMemberExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -854,8 +823,6 @@ public:
     NewExpression(ExpressionNode *e):
         expression (e) { kind = K; }
 
-    virtual ~NewExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -878,8 +845,6 @@ public:
         base (b), arguments (a)
         { kind = K; }
 
-    virtual ~CallExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -912,8 +877,6 @@ public:
         previous->next = this;
     }
 
-    virtual ~ArgumentList() {}
-
     virtual void accept0(Visitor *visitor);
 
     inline ArgumentList *finish ()
@@ -937,8 +900,6 @@ public:
     PostIncrementExpression(ExpressionNode *b):
         base (b) { kind = K; }
 
-    virtual ~PostIncrementExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -960,8 +921,6 @@ public:
     PostDecrementExpression(ExpressionNode *b):
         base (b) { kind = K; }
 
-    virtual ~PostDecrementExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -982,7 +941,6 @@ public:
 
     DeleteExpression(ExpressionNode *e):
         expression (e) { kind = K; }
-    virtual ~DeleteExpression() {}
 
     virtual void accept0(Visitor *visitor);
 
@@ -1005,8 +963,6 @@ public:
     VoidExpression(ExpressionNode *e):
         expression (e) { kind = K; }
 
-    virtual ~VoidExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1028,8 +984,6 @@ public:
     TypeOfExpression(ExpressionNode *e):
         expression (e) { kind = K; }
 
-    virtual ~TypeOfExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1051,8 +1005,6 @@ public:
     PreIncrementExpression(ExpressionNode *e):
         expression (e) { kind = K; }
 
-    virtual ~PreIncrementExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1074,8 +1026,6 @@ public:
     PreDecrementExpression(ExpressionNode *e):
         expression (e) { kind = K; }
 
-    virtual ~PreDecrementExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1097,8 +1047,6 @@ public:
     UnaryPlusExpression(ExpressionNode *e):
         expression (e) { kind = K; }
 
-    virtual ~UnaryPlusExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1120,8 +1068,6 @@ public:
     UnaryMinusExpression(ExpressionNode *e):
         expression (e) { kind = K; }
 
-    virtual ~UnaryMinusExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1143,8 +1089,6 @@ public:
     TildeExpression(ExpressionNode *e):
         expression (e) { kind = K; }
 
-    virtual ~TildeExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1166,8 +1110,6 @@ public:
     NotExpression(ExpressionNode *e):
         expression (e) { kind = K; }
 
-    virtual ~NotExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1190,8 +1132,6 @@ public:
         left (l), op (o), right (r)
         { kind = K; }
 
-    virtual ~BinaryExpression() {}
-
     virtual BinaryExpression *binaryExpressionCast();
 
     virtual void accept0(Visitor *visitor);
@@ -1218,8 +1158,6 @@ public:
         expression (e), ok (t), ko (f)
         { kind = K; }
 
-    virtual ~ConditionalExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1244,8 +1182,6 @@ public:
     Expression(ExpressionNode *l, ExpressionNode *r):
         left (l), right (r) { kind = K; }
 
-    virtual ~Expression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1268,8 +1204,6 @@ public:
     Block(StatementList *slist):
         statements (slist) { kind = K; }
 
-    virtual ~Block() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1301,8 +1235,6 @@ public:
         previous->next = this;
     }
 
-    virtual ~StatementList() {}
-
     virtual void accept0(Visitor *visitor);
 
     inline StatementList *finish ()
@@ -1326,8 +1258,6 @@ public:
         declarations (vlist)
         { kind = K; }
 
-    virtual ~VariableStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1351,8 +1281,6 @@ public:
         name (n), expression (e), readOnly(false)
         { kind = K; }
 
-    virtual ~VariableDeclaration() {}
-
     virtual void accept0(Visitor *visitor);
 
 // attributes
@@ -1379,8 +1307,6 @@ public:
         previous->next = this;
     }
 
-    virtual ~VariableDeclarationList() {}
-
     virtual void accept0(Visitor *visitor);
 
     inline VariableDeclarationList *finish (bool readOnly)
@@ -1407,7 +1333,6 @@ public:
     QDECLARATIVEJS_DECLARE_AST_NODE(EmptyStatement)
 
     EmptyStatement() { kind = K; }
-    virtual ~EmptyStatement() {}
 
     virtual void accept0(Visitor *visitor);
 
@@ -1429,8 +1354,6 @@ public:
     ExpressionStatement(ExpressionNode *e):
         expression (e) { kind = K; }
 
-    virtual ~ExpressionStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1453,8 +1376,6 @@ public:
         expression (e), ok (t), ko (f)
         { kind = K; }
 
-    virtual ~IfStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1487,8 +1408,6 @@ public:
         statement (stmt), expression (e)
         { kind = K; }
 
-    virtual ~DoWhileStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1516,8 +1435,6 @@ public:
         expression (e), statement (stmt)
         { kind = K; }
 
-    virtual ~WhileStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1543,8 +1460,6 @@ public:
         initialiser (i), condition (c), expression (e), statement (stmt)
         { kind = K; }
 
-    virtual ~ForStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1574,8 +1489,6 @@ public:
         declarations (vlist), condition (c), expression (e), statement (stmt)
         { kind = K; }
 
-    virtual ~LocalForStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1606,8 +1519,6 @@ public:
         initialiser (i), expression (e), statement (stmt)
         { kind = K; }
 
-    virtual ~ForEachStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1635,8 +1546,6 @@ public:
         declaration (v), expression (e), statement (stmt)
         { kind = K; }
 
-    virtual ~LocalForEachStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1664,8 +1573,6 @@ public:
     ContinueStatement(NameId *l = 0):
         label (l) { kind = K; }
 
-    virtual ~ContinueStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1689,8 +1596,6 @@ public:
     BreakStatement(NameId *l = 0):
         label (l) { kind = K; }
 
-    virtual ~BreakStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1714,8 +1619,6 @@ public:
     ReturnStatement(ExpressionNode *e):
         expression (e) { kind = K; }
 
-    virtual ~ReturnStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1739,8 +1642,6 @@ public:
         expression (e), statement (stmt)
         { kind = K; }
 
-    virtual ~WithStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1766,8 +1667,6 @@ public:
         clauses (c), defaultClause (d), moreClauses (r)
         { kind = K; }
 
-    virtual ~CaseBlock() {}
-
     virtual void accept0(Visitor *visitor);
 
 // attributes
@@ -1787,8 +1686,6 @@ public:
         expression (e), block (b)
         { kind = K; }
 
-    virtual ~SwitchStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1822,8 +1719,6 @@ public:
         previous->next = this;
     }
 
-    virtual ~CaseClauses() {}
-
     virtual void accept0(Visitor *visitor);
 
     inline CaseClauses *finish ()
@@ -1847,8 +1742,6 @@ public:
         expression (e), statements (slist)
         { kind = K; }
 
-    virtual ~CaseClause() {}
-
     virtual void accept0(Visitor *visitor);
 
 // attributes
@@ -1867,8 +1760,6 @@ public:
         statements (slist)
         { kind = K; }
 
-    virtual ~DefaultClause() {}
-
     virtual void accept0(Visitor *visitor);
 
 // attributes
@@ -1886,8 +1777,6 @@ public:
         label (l), statement (stmt)
         { kind = K; }
 
-    virtual ~LabelledStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1911,8 +1800,6 @@ public:
     ThrowStatement(ExpressionNode *e):
         expression (e) { kind = K; }
 
-    virtual ~ThrowStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -1936,8 +1823,6 @@ public:
         name (n), statement (stmt)
         { kind = K; }
 
-    virtual ~Catch() {}
-
     virtual void accept0(Visitor *visitor);
 
 // attributes
@@ -1958,8 +1843,6 @@ public:
         statement (stmt)
         { kind = K; }
 
-    virtual ~Finally() {}
-
     virtual void accept0(Visitor *visitor);
 
 // attributes
@@ -1984,8 +1867,6 @@ public:
         statement (stmt), catchExpression (c), finallyExpression (0)
         { kind = K; }
 
-    virtual ~TryStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -2017,8 +1898,6 @@ public:
         name (n), formals (f), body (b)
         { kind = K; }
 
-    virtual ~FunctionExpression() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -2048,8 +1927,6 @@ public:
         FunctionExpression(n, f, b)
         { kind = K; }
 
-    virtual ~FunctionDeclaration() {}
-
     virtual void accept0(Visitor *visitor);
 };
 
@@ -2070,8 +1947,6 @@ public:
         previous->next = this;
     }
 
-    virtual ~FormalParameterList() {}
-
     virtual void accept0(Visitor *visitor);
 
     inline FormalParameterList *finish ()
@@ -2097,8 +1972,6 @@ public:
         elements (elts)
         { kind = K; }
 
-    virtual ~FunctionBody() {}
-
     virtual void accept0(Visitor *visitor);
 
 // attributes
@@ -2114,8 +1987,6 @@ public:
         elements (elts)
         { kind = K; }
 
-    virtual ~Program() {}
-
     virtual void accept0(Visitor *visitor);
 
 // attributes
@@ -2139,8 +2010,6 @@ public:
         previous->next = this;
     }
 
-    virtual ~SourceElements() {}
-
     virtual void accept0(Visitor *visitor);
 
     inline SourceElements *finish ()
@@ -2162,8 +2031,6 @@ public:
 
     inline SourceElement()
         { kind = K; }
-
-    virtual ~SourceElement() {}
 };
 
 class QML_PARSER_EXPORT FunctionSourceElement: public SourceElement
@@ -2175,8 +2042,6 @@ public:
         declaration (f)
         { kind = K; }
 
-    virtual ~FunctionSourceElement() {}
-
     virtual void accept0(Visitor *visitor);
 
 // attributes
@@ -2192,8 +2057,6 @@ public:
         statement (stmt)
         { kind = K; }
 
-    virtual ~StatementSourceElement() {}
-
     virtual void accept0(Visitor *visitor);
 
 // attributes
@@ -2208,8 +2071,6 @@ public:
     DebuggerStatement()
         { kind = K; }
 
-    virtual ~DebuggerStatement() {}
-
     virtual void accept0(Visitor *visitor);
 
     virtual SourceLocation firstSourceLocation() const
@@ -2256,8 +2117,6 @@ public:
         previous->next = this;
     }
 
-    virtual ~UiQualifiedId() {}
-
     UiQualifiedId *finish()
     {
         UiQualifiedId *head = next;
@@ -2459,8 +2318,6 @@ public:
         previous->next = this;
     }
 
-    virtual ~UiParameterList() {}
-
     virtual void accept0(Visitor *) {}
 
     inline UiParameterList *finish ()
diff --git a/src/declarative/qml/qdeclarativecompiledbindings.cpp b/src/declarative/qml/qdeclarativecompiledbindings.cpp
index 9402596..5f0fd56 100644
--- a/src/declarative/qml/qdeclarativecompiledbindings.cpp
+++ b/src/declarative/qml/qdeclarativecompiledbindings.cpp
@@ -438,7 +438,7 @@ struct Instr {
             qint8 output;
             qint8 reg;
             quint8 exceptionId;
-            quint32 index;
+            quint32 id;
         } attached;
         struct {
             QML_INSTR_HEADER
@@ -988,7 +988,7 @@ static void dumpInstruction(const Instr *instr)
         qWarning().nospace() << "\t" << "LoadRoot" << "\t\t" << instr->load.index << "\t" << instr->load.reg;
         break;
     case Instr::LoadAttached:
-        qWarning().nospace() << "\t" << "LoadAttached" << "\t\t" << instr->attached.output << "\t" << instr->attached.reg << "\t" << instr->attached.index;
+        qWarning().nospace() << "\t" << "LoadAttached" << "\t\t" << instr->attached.output << "\t" << instr->attached.reg << "\t" << instr->attached.id;
         break;
     case Instr::ConvertIntToReal:
         qWarning().nospace() << "\t" << "ConvertIntToReal" << "\t" << instr->unaryop.output << "\t" << instr->unaryop.src;
@@ -1225,7 +1225,7 @@ void QDeclarativeCompiledBindingsPrivate::run(int instrIndex,
             output.setUndefined();
         } else {
             QObject *attached = 
-                qmlAttachedPropertiesObjectById(instr->attached.index, 
+                qmlAttachedPropertiesObjectById(instr->attached.id, 
                                                 registers[instr->attached.reg].getQObject(), 
                                                 true);
             Q_ASSERT(attached);
@@ -1895,7 +1895,7 @@ bool QDeclarativeBindingCompilerPrivate::parseName(AST::Node *node, Result &type
                 attach.common.type = Instr::LoadAttached;
                 attach.attached.output = reg;
                 attach.attached.reg = reg;
-                attach.attached.index = attachType->index();
+                attach.attached.id = attachType->attachedPropertiesId();
                 attach.attached.exceptionId = exceptionId(nameNodes.at(ii));
                 bytecode << attach;
 
@@ -2011,7 +2011,7 @@ bool QDeclarativeBindingCompilerPrivate::parseName(AST::Node *node, Result &type
                 attach.common.type = Instr::LoadAttached;
                 attach.attached.output = reg;
                 attach.attached.reg = reg;
-                attach.attached.index = attachType->index();
+                attach.attached.id = attachType->attachedPropertiesId();
                 bytecode << attach;
 
                 absType = 0;
diff --git a/src/declarative/qml/qdeclarativecompiler.cpp b/src/declarative/qml/qdeclarativecompiler.cpp
index e55dc92..90d38b3 100644
--- a/src/declarative/qml/qdeclarativecompiler.cpp
+++ b/src/declarative/qml/qdeclarativecompiler.cpp
@@ -1286,7 +1286,7 @@ bool QDeclarativeCompiler::buildSubObject(Object *obj, const BindingContext &ctx
 
 int QDeclarativeCompiler::componentTypeRef()
 {
-    QDeclarativeType *t = QDeclarativeMetaType::qmlType("Qt/Component",4,7);
+    QDeclarativeType *t = QDeclarativeMetaType::qmlType("QtQuick/Component",1,0);
     for (int ii = output->types.count() - 1; ii >= 0; --ii) {
         if (output->types.at(ii).type == t)
             return ii;
@@ -1407,7 +1407,7 @@ bool QDeclarativeCompiler::buildProperty(QDeclarativeParser::Property *prop,
             COMPILE_EXCEPTION(prop, tr("Invalid attached object assignment"));
 
         Q_ASSERT(type->attachedPropertiesFunction());
-        prop->index = type->index();
+        prop->index = type->attachedPropertiesId();
         prop->value->metatype = type->attachedPropertiesType();
     } else {
         // Setup regular property data
diff --git a/src/declarative/qml/qdeclarativecomponent.cpp b/src/declarative/qml/qdeclarativecomponent.cpp
index 7f58166..b532b0c 100644
--- a/src/declarative/qml/qdeclarativecomponent.cpp
+++ b/src/declarative/qml/qdeclarativecomponent.cpp
@@ -78,7 +78,7 @@ class QByteArray;
     For example, if there is a \c main.qml file like this:
 
     \qml
-    import Qt 4.7
+    import QtQuick 1.0
 
     Item {
         width: 200
diff --git a/src/declarative/qml/qdeclarativecontext.cpp b/src/declarative/qml/qdeclarativecontext.cpp
index de45a95..59d5cfa 100644
--- a/src/declarative/qml/qdeclarativecontext.cpp
+++ b/src/declarative/qml/qdeclarativecontext.cpp
@@ -85,7 +85,7 @@ QDeclarativeContextPrivate::QDeclarativeContextPrivate()
     context->setContextProperty("myModel", &modelData);
 
     QDeclarativeComponent component(&engine);
-    component.setData("import Qt 4.7\nListView { model: myModel }", QUrl());
+    component.setData("import QtQuick 1.0\nListView { model: myModel }", QUrl());
     component.create(context);
     \endcode
 
@@ -112,7 +112,7 @@ QDeclarativeContextPrivate::QDeclarativeContextPrivate()
     context->setContextObject(&myDataSet);
 
     QDeclarativeComponent component(&engine);
-    component.setData("import Qt 4.7\nListView { model: myModel }", QUrl());
+    component.setData("import QtQuick 1.0\nListView { model: myModel }", QUrl());
     component.create(context);
     \endcode
 
diff --git a/src/declarative/qml/qdeclarativedom.cpp b/src/declarative/qml/qdeclarativedom.cpp
index 1a9b501..fa79425 100644
--- a/src/declarative/qml/qdeclarativedom.cpp
+++ b/src/declarative/qml/qdeclarativedom.cpp
@@ -896,7 +896,7 @@ QByteArray QDeclarativeDomObject::customTypeData() const
 */
 bool QDeclarativeDomObject::isComponent() const
 {
-    return (d->object && d->object->typeName == "Qt/Component");
+    return (d->object && (d->object->typeName == "Qt/Component" || d->object->typeName == "QtQuick/Component"));
 }
 
 /*!
diff --git a/src/declarative/qml/qdeclarativeengine.cpp b/src/declarative/qml/qdeclarativeengine.cpp
index 26b3629..724553f 100644
--- a/src/declarative/qml/qdeclarativeengine.cpp
+++ b/src/declarative/qml/qdeclarativeengine.cpp
@@ -141,7 +141,7 @@ QT_BEGIN_NAMESPACE
     \qml
     // MyRect.qml
 
-    import Qt 4.7
+    import QtQuick 1.0
 
     Item {
         width: 200; height: 200
@@ -177,9 +177,15 @@ static bool qt_QmlQtModule_registered = false;
 
 void QDeclarativeEnginePrivate::defineModule()
 {
+    qmlRegisterType<QDeclarativeComponent>("QtQuick",1,0,"Component");
+    qmlRegisterType<QObject>("QtQuick",1,0,"QtObject");
+    qmlRegisterType<QDeclarativeWorkerScript>("QtQuick",1,0,"WorkerScript");
+
+#ifndef QT_NO_IMPORT_QT47_QML
     qmlRegisterType<QDeclarativeComponent>("Qt",4,7,"Component");
     qmlRegisterType<QObject>("Qt",4,7,"QtObject");
     qmlRegisterType<QDeclarativeWorkerScript>("Qt",4,7,"WorkerScript");
+#endif
 
     qmlRegisterType<QDeclarativeBinding>();
 }
@@ -198,7 +204,7 @@ with enums and functions.  To use it, call the members of the global \c Qt objec
 For example:
 
 \qml
-import Qt 4.7
+import QtQuick 1.0
 
 Text {
     color: Qt.rgba(255, 0, 0, 1)
@@ -510,7 +516,7 @@ QDeclarativeWorkerScriptEngine *QDeclarativeEnginePrivate::getWorkerScriptEngine
   \code
   QDeclarativeEngine engine;
   QDeclarativeComponent component(&engine);
-  component.setData("import Qt 4.7\nText { text: \"Hello world!\" }", QUrl());
+  component.setData("import QtQuick 1.0\nText { text: \"Hello world!\" }", QUrl());
   QDeclarativeItem *item = qobject_cast<QDeclarativeItem *>(component.create());
 
   //add item to view, etc
diff --git a/src/declarative/qml/qdeclarativeexpression.cpp b/src/declarative/qml/qdeclarativeexpression.cpp
index 6fc4df0..77a1ba4 100644
--- a/src/declarative/qml/qdeclarativeexpression.cpp
+++ b/src/declarative/qml/qdeclarativeexpression.cpp
@@ -202,7 +202,7 @@ QScriptValue QDeclarativeExpressionPrivate::evalInObjectScope(QDeclarativeContex
     For example, given a file \c main.qml like this:
 
     \qml
-    import Qt 4.7
+    import QtQuick 1.0
 
     Item {
         width: 200; height: 200
diff --git a/src/declarative/qml/qdeclarativemetatype.cpp b/src/declarative/qml/qdeclarativemetatype.cpp
index a5c878f..7a78a1f 100644
--- a/src/declarative/qml/qdeclarativemetatype.cpp
+++ b/src/declarative/qml/qdeclarativemetatype.cpp
@@ -146,6 +146,7 @@ public:
     const QMetaObject *m_baseMetaObject;
     QDeclarativeAttachedPropertiesFunc m_attachedPropertiesFunc;
     const QMetaObject *m_attachedPropertiesType;
+    int m_attachedPropertiesId;
     int m_parserStatusCast;
     int m_propertyValueSourceCast;
     int m_propertyValueInterceptorCast;
@@ -155,8 +156,12 @@ public:
     QDeclarativeCustomParser *m_customParser;
     mutable volatile bool m_isSetup:1;
     mutable QList<QDeclarativeProxyMetaObject::ProxyData> m_metaObjects;
+
+    static QHash<const QMetaObject *, int> m_attachedPropertyIds;
 };
 
+QHash<const QMetaObject *, int> QDeclarativeTypePrivate::m_attachedPropertyIds;
+
 QDeclarativeTypePrivate::QDeclarativeTypePrivate()
 : m_isInterface(false), m_iid(0), m_typeId(0), m_listId(0), 
   m_allocationSize(0), m_newFunc(0), m_baseMetaObject(0), m_attachedPropertiesFunc(0), m_attachedPropertiesType(0),
@@ -198,6 +203,14 @@ QDeclarativeType::QDeclarativeType(int index, const QDeclarativePrivate::Registe
     d->m_baseMetaObject = type.metaObject;
     d->m_attachedPropertiesFunc = type.attachedPropertiesFunction;
     d->m_attachedPropertiesType = type.attachedPropertiesMetaObject;
+    if (d->m_attachedPropertiesType) {
+        QHash<const QMetaObject *, int>::Iterator iter = d->m_attachedPropertyIds.find(d->m_baseMetaObject);
+        if (iter == d->m_attachedPropertyIds.end())
+            iter = d->m_attachedPropertyIds.insert(d->m_baseMetaObject, index);
+        d->m_attachedPropertiesId = *iter;
+    } else {
+        d->m_attachedPropertiesId = -1;
+    }
     d->m_parserStatusCast = type.parserStatusCast;
     d->m_propertyValueSourceCast = type.valueSourceCast;
     d->m_propertyValueInterceptorCast = type.valueInterceptorCast;
@@ -461,6 +474,16 @@ const QMetaObject *QDeclarativeType::attachedPropertiesType() const
     return d->m_attachedPropertiesType;
 }
 
+/*
+This is the id passed to qmlAttachedPropertiesById().  This is different from the index
+for the case that a single class is registered under two or more names (eg. Item in 
+Qt 4.7 and QtQuick 1.0).
+*/
+int QDeclarativeType::attachedPropertiesId() const
+{
+    return d->m_attachedPropertiesId;
+}
+
 int QDeclarativeType::parserStatusCast() const
 {
     return d->m_parserStatusCast;
@@ -662,7 +685,7 @@ int QDeclarativeMetaType::attachedPropertiesFuncId(const QMetaObject *mo)
 
     QDeclarativeType *type = data->metaObjectToType.value(mo);
     if (type && type->attachedPropertiesFunction())
-        return type->index();
+        return type->attachedPropertiesId();
     else
         return -1;
 }
diff --git a/src/declarative/qml/qdeclarativemetatype_p.h b/src/declarative/qml/qdeclarativemetatype_p.h
index f410547..382abd2 100644
--- a/src/declarative/qml/qdeclarativemetatype_p.h
+++ b/src/declarative/qml/qdeclarativemetatype_p.h
@@ -137,6 +137,7 @@ public:
 
     QDeclarativeAttachedPropertiesFunc attachedPropertiesFunction() const;
     const QMetaObject *attachedPropertiesType() const;
+    int attachedPropertiesId() const;
 
     int parserStatusCast() const;
     QVariant fromObject(QObject *) const;
diff --git a/src/declarative/qml/qdeclarativeproperty.cpp b/src/declarative/qml/qdeclarativeproperty.cpp
index d0dd2e8..bc20bff 100644
--- a/src/declarative/qml/qdeclarativeproperty.cpp
+++ b/src/declarative/qml/qdeclarativeproperty.cpp
@@ -220,7 +220,7 @@ void QDeclarativePropertyPrivate::initProperty(QObject *obj, const QString &name
                 QDeclarativeAttachedPropertiesFunc func = data->type->attachedPropertiesFunction();
                 if (!func) return; // Not an attachable type
 
-                currentObject = qmlAttachedPropertiesObjectById(data->type->index(), currentObject);
+                currentObject = qmlAttachedPropertiesObjectById(data->type->attachedPropertiesId(), currentObject);
                 if (!currentObject) return; // Something is broken with the attachable type
             } else {
                 Q_ASSERT(data->typeNamespace);
@@ -232,7 +232,7 @@ void QDeclarativePropertyPrivate::initProperty(QObject *obj, const QString &name
                 QDeclarativeAttachedPropertiesFunc func = data->type->attachedPropertiesFunction();
                 if (!func) return; // Not an attachable type
 
-                currentObject = qmlAttachedPropertiesObjectById(data->type->index(), currentObject);
+                currentObject = qmlAttachedPropertiesObjectById(data->type->attachedPropertiesId(), currentObject);
                 if (!currentObject) return; // Something is broken with the attachable type
             }
         } else {
diff --git a/src/declarative/qml/qdeclarativetypenamescriptclass.cpp b/src/declarative/qml/qdeclarativetypenamescriptclass.cpp
index 764a8db..cba7b4a 100644
--- a/src/declarative/qml/qdeclarativetypenamescriptclass.cpp
+++ b/src/declarative/qml/qdeclarativetypenamescriptclass.cpp
@@ -129,7 +129,7 @@ QDeclarativeTypeNameScriptClass::queryProperty(Object *obj, const Identifier &na
             return 0;
         } else if (data->object) {
             // Must be an attached property
-            object = qmlAttachedPropertiesObjectById(data->type->index(), data->object);
+            object = qmlAttachedPropertiesObjectById(data->type->attachedPropertiesId(), data->object);
             if (!object) return 0;
             return ep->objectClass->queryProperty(object, name, flags, 0);
         }
diff --git a/src/declarative/qml/qdeclarativevaluetype.cpp b/src/declarative/qml/qdeclarativevaluetype.cpp
index fda62ee..b9e9cec 100644
--- a/src/declarative/qml/qdeclarativevaluetype.cpp
+++ b/src/declarative/qml/qdeclarativevaluetype.cpp
@@ -50,7 +50,7 @@ QT_BEGIN_NAMESPACE
 Q_GUI_EXPORT int qt_defaultDpi();
 
 template<typename T>
-int qmlRegisterValueTypeEnums(const char *qmlName)
+int qmlRegisterValueTypeEnums(const char *uri, int versionMajor, int versionMinor, const char *qmlName)
 {
     QByteArray name(T::staticMetaObject.className());
 
@@ -63,7 +63,7 @@ int qmlRegisterValueTypeEnums(const char *qmlName)
 
         QString(),
 
-        "Qt", 4, 7, qmlName, &T::staticMetaObject,
+        uri, versionMajor, versionMinor, qmlName, &T::staticMetaObject,
 
         0, 0,
 
@@ -99,8 +99,12 @@ bool QDeclarativeValueTypeFactory::isValueType(int idx)
 
 void QDeclarativeValueTypeFactory::registerValueTypes()
 {
-    qmlRegisterValueTypeEnums<QDeclarativeEasingValueType>("Easing");
-    qmlRegisterValueTypeEnums<QDeclarativeFontValueType>("Font");
+    qmlRegisterValueTypeEnums<QDeclarativeEasingValueType>("QtQuick",1,0,"Easing");
+    qmlRegisterValueTypeEnums<QDeclarativeFontValueType>("QtQuick",1,0,"Font");
+#ifndef QT_NO_IMPORT_QT47_QML
+    qmlRegisterValueTypeEnums<QDeclarativeEasingValueType>("Qt",4,7,"Easing");
+    qmlRegisterValueTypeEnums<QDeclarativeFontValueType>("Qt",4,7,"Font");
+#endif
 }
 
 QDeclarativeValueType *QDeclarativeValueTypeFactory::valueType(int t)
diff --git a/src/declarative/util/qdeclarativeanimation.cpp b/src/declarative/util/qdeclarativeanimation.cpp
index ba6f1e7..f2e6217 100644
--- a/src/declarative/util/qdeclarativeanimation.cpp
+++ b/src/declarative/util/qdeclarativeanimation.cpp
@@ -305,6 +305,8 @@ void QDeclarativeAbstractAnimation::componentFinalized()
     animation will finish playing normally but not restart.
 
     By default, the alwaysRunToEnd property is not set.
+
+    \note alwaysRunToEnd has no effect on animations in a Transition.
 */
 bool QDeclarativeAbstractAnimation::alwaysRunToEnd() const
 {
diff --git a/src/declarative/util/qdeclarativefontloader.cpp b/src/declarative/util/qdeclarativefontloader.cpp
index 6879494..3e4a81a 100644
--- a/src/declarative/util/qdeclarativefontloader.cpp
+++ b/src/declarative/util/qdeclarativefontloader.cpp
@@ -157,7 +157,7 @@ QHash<QUrl, QDeclarativeFontObject*> QDeclarativeFontLoaderPrivate::fonts;
 
     For example:
     \qml
-    import Qt 4.7
+    import QtQuick 1.0
 
     Column { 
         FontLoader { id: fixedFont; name: "Courier" }
diff --git a/src/declarative/util/qdeclarativetimer.cpp b/src/declarative/util/qdeclarativetimer.cpp
index 56320e6..c240f22 100644
--- a/src/declarative/util/qdeclarativetimer.cpp
+++ b/src/declarative/util/qdeclarativetimer.cpp
@@ -82,7 +82,7 @@ public:
     object to access the current time.
 
     \qml
-    import Qt 4.7
+    import QtQuick 1.0
 
     Item {
         Timer {
diff --git a/src/declarative/util/qdeclarativeutilmodule.cpp b/src/declarative/util/qdeclarativeutilmodule.cpp
index c5bfebd..0544f22 100644
--- a/src/declarative/util/qdeclarativeutilmodule.cpp
+++ b/src/declarative/util/qdeclarativeutilmodule.cpp
@@ -75,6 +75,55 @@
 
 void QDeclarativeUtilModule::defineModule()
 {
+    qmlRegisterType<QDeclarativeAnchorAnimation>("QtQuick",1,0,"AnchorAnimation");
+    qmlRegisterType<QDeclarativeAnchorChanges>("QtQuick",1,0,"AnchorChanges");
+    qmlRegisterType<QDeclarativeBehavior>("QtQuick",1,0,"Behavior");
+    qmlRegisterType<QDeclarativeBind>("QtQuick",1,0,"Binding");
+    qmlRegisterType<QDeclarativeColorAnimation>("QtQuick",1,0,"ColorAnimation");
+    qmlRegisterType<QDeclarativeConnections>("QtQuick",1,0,"Connections");
+    qmlRegisterType<QDeclarativeSmoothedAnimation>("QtQuick",1,0,"SmoothedAnimation");
+    qmlRegisterType<QDeclarativeFontLoader>("QtQuick",1,0,"FontLoader");
+    qmlRegisterType<QDeclarativeListElement>("QtQuick",1,0,"ListElement");
+    qmlRegisterType<QDeclarativeNumberAnimation>("QtQuick",1,0,"NumberAnimation");
+    qmlRegisterType<QDeclarativePackage>("QtQuick",1,0,"Package");
+    qmlRegisterType<QDeclarativeParallelAnimation>("QtQuick",1,0,"ParallelAnimation");
+    qmlRegisterType<QDeclarativeParentAnimation>("QtQuick",1,0,"ParentAnimation");
+    qmlRegisterType<QDeclarativeParentChange>("QtQuick",1,0,"ParentChange");
+    qmlRegisterType<QDeclarativePauseAnimation>("QtQuick",1,0,"PauseAnimation");
+    qmlRegisterType<QDeclarativePropertyAction>("QtQuick",1,0,"PropertyAction");
+    qmlRegisterType<QDeclarativePropertyAnimation>("QtQuick",1,0,"PropertyAnimation");
+    qmlRegisterType<QDeclarativeRotationAnimation>("QtQuick",1,0,"RotationAnimation");
+    qmlRegisterType<QDeclarativeScriptAction>("QtQuick",1,0,"ScriptAction");
+    qmlRegisterType<QDeclarativeSequentialAnimation>("QtQuick",1,0,"SequentialAnimation");
+    qmlRegisterType<QDeclarativeSpringAnimation>("QtQuick",1,0,"SpringAnimation");
+    qmlRegisterType<QDeclarativeStateChangeScript>("QtQuick",1,0,"StateChangeScript");
+    qmlRegisterType<QDeclarativeStateGroup>("QtQuick",1,0,"StateGroup");
+    qmlRegisterType<QDeclarativeState>("QtQuick",1,0,"State");
+    qmlRegisterType<QDeclarativeSystemPalette>("QtQuick",1,0,"SystemPalette");
+    qmlRegisterType<QDeclarativeTimer>("QtQuick",1,0,"Timer");
+    qmlRegisterType<QDeclarativeTransition>("QtQuick",1,0,"Transition");
+    qmlRegisterType<QDeclarativeVector3dAnimation>("QtQuick",1,0,"Vector3dAnimation");
+#ifdef QT_NO_XMLPATTERNS
+    qmlRegisterTypeNotAvailable("QtQuick",1,0,"XmlListModel",
+        qApp->translate("QDeclarativeXmlListModel","Qt was built without support for xmlpatterns"));
+    qmlRegisterTypeNotAvailable("QtQuick",1,0,"XmlRole",
+        qApp->translate("QDeclarativeXmlListModel","Qt was built without support for xmlpatterns"));
+#else
+    qmlRegisterType<QDeclarativeXmlListModel>("QtQuick",1,0,"XmlListModel");
+    qmlRegisterType<QDeclarativeXmlListModelRole>("QtQuick",1,0,"XmlRole");
+#endif
+
+    qmlRegisterType<QDeclarativeAnchors>();
+    qmlRegisterType<QDeclarativeStateOperation>();
+    qmlRegisterType<QDeclarativeAnchorSet>();
+
+    qmlRegisterUncreatableType<QDeclarativeAbstractAnimation>("QtQuick",1,0,"Animation",QDeclarativeAbstractAnimation::tr("Animation is an abstract class"));
+
+    qmlRegisterCustomType<QDeclarativeListModel>("QtQuick",1,0,"ListModel", new QDeclarativeListModelParser);
+    qmlRegisterCustomType<QDeclarativePropertyChanges>("QtQuick",1,0,"PropertyChanges", new QDeclarativePropertyChangesParser);
+    qmlRegisterCustomType<QDeclarativeConnections>("QtQuick",1,0,"Connections", new QDeclarativeConnectionsParser);
+
+#ifndef QT_NO_IMPORT_QT47_QML
     qmlRegisterType<QDeclarativeAnchorAnimation>("Qt",4,7,"AnchorAnimation");
     qmlRegisterType<QDeclarativeAnchorChanges>("Qt",4,7,"AnchorChanges");
     qmlRegisterType<QDeclarativeBehavior>("Qt",4,7,"Behavior");
@@ -113,13 +162,10 @@ void QDeclarativeUtilModule::defineModule()
     qmlRegisterType<QDeclarativeXmlListModelRole>("Qt",4,7,"XmlRole");
 #endif
 
-    qmlRegisterType<QDeclarativeAnchors>();
-    qmlRegisterType<QDeclarativeStateOperation>();
-    qmlRegisterType<QDeclarativeAnchorSet>();
-
     qmlRegisterUncreatableType<QDeclarativeAbstractAnimation>("Qt",4,7,"Animation",QDeclarativeAbstractAnimation::tr("Animation is an abstract class"));
 
     qmlRegisterCustomType<QDeclarativeListModel>("Qt", 4,7, "ListModel", new QDeclarativeListModelParser);
     qmlRegisterCustomType<QDeclarativePropertyChanges>("Qt", 4, 7, "PropertyChanges", new QDeclarativePropertyChangesParser);
     qmlRegisterCustomType<QDeclarativeConnections>("Qt", 4, 7, "Connections", new QDeclarativeConnectionsParser);
+#endif
 }
diff --git a/src/declarative/util/qdeclarativexmllistmodel.cpp b/src/declarative/util/qdeclarativexmllistmodel.cpp
index f0ed80b..24edc89 100644
--- a/src/declarative/util/qdeclarativexmllistmodel.cpp
+++ b/src/declarative/util/qdeclarativexmllistmodel.cpp
@@ -531,7 +531,7 @@ void QDeclarativeXmlListModelPrivate::clear_role(QDeclarativeListProperty<QDecla
     A XmlListModel could create a model from this data, like this:
 
     \qml
-    import Qt 4.7
+    import QtQuick 1.0
 
     XmlListModel {
         id: xmlModel
diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index b404692..3b18c31 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -7669,7 +7669,12 @@ void QGraphicsObject::updateMicroFocus()
 
 void QGraphicsItemPrivate::children_append(QDeclarativeListProperty<QGraphicsObject> *list, QGraphicsObject *item)
 {
-    QGraphicsItemPrivate::get(item)->setParentItemHelper(static_cast<QGraphicsObject *>(list->object), /*newParentVariant=*/0, /*thisPointerVariant=*/0);
+    QGraphicsObject *graphicsObject = static_cast<QGraphicsObject *>(list->object);
+    if (QGraphicsItemPrivate::get(graphicsObject)->sendParentChangeNotification) {
+        item->setParentItem(graphicsObject);
+    } else {
+        QGraphicsItemPrivate::get(item)->setParentItemHelper(graphicsObject, 0, 0);
+    }
 }
 
 int QGraphicsItemPrivate::children_count(QDeclarativeListProperty<QGraphicsObject> *list)
@@ -7691,8 +7696,13 @@ void QGraphicsItemPrivate::children_clear(QDeclarativeListProperty<QGraphicsObje
 {
     QGraphicsItemPrivate *d = QGraphicsItemPrivate::get(static_cast<QGraphicsObject *>(list->object));
     int childCount = d->children.count();
-    for (int index = 0; index < childCount; index++)
-        QGraphicsItemPrivate::get(d->children.at(0))->setParentItemHelper(0, /*newParentVariant=*/0, /*thisPointerVariant=*/0);
+    if (d->sendParentChangeNotification) {
+        for (int index = 0; index < childCount; index++)
+            d->children.at(0)->setParentItem(0);
+    } else {
+        for (int index = 0; index < childCount; index++)
+            QGraphicsItemPrivate::get(d->children.at(0))->setParentItemHelper(0, 0, 0);
+    }
 }
 
 /*!
diff --git a/src/gui/graphicsview/qgraphicsitem_p.h b/src/gui/graphicsview/qgraphicsitem_p.h
index 77e4054..c8a7699 100644
--- a/src/gui/graphicsview/qgraphicsitem_p.h
+++ b/src/gui/graphicsview/qgraphicsitem_p.h
@@ -238,6 +238,7 @@ public:
         pendingPolish(0),
         mayHaveChildWithGraphicsEffect(0),
         isDeclarativeItem(0),
+        sendParentChangeNotification(0),
         globalStackingOrder(-1),
         q_ptr(0)
     {
@@ -584,7 +585,8 @@ public:
     quint32 pendingPolish : 1;
     quint32 mayHaveChildWithGraphicsEffect : 1;
     quint32 isDeclarativeItem : 1;
-    quint32 padding : 23;
+    quint32 sendParentChangeNotification : 1;
+    quint32 padding : 22;
 
     // Optional stacking order
     int globalStackingOrder;
diff --git a/src/gui/inputmethod/qcoefepinputcontext_s60.cpp b/src/gui/inputmethod/qcoefepinputcontext_s60.cpp
index af86d77..4a1b9b9 100644
--- a/src/gui/inputmethod/qcoefepinputcontext_s60.cpp
+++ b/src/gui/inputmethod/qcoefepinputcontext_s60.cpp
@@ -238,8 +238,10 @@ bool QCoeFepInputContext::filterEvent(const QEvent *event)
         }
 
         QString widgetText = focusWidget()->inputMethodQuery(Qt::ImSurroundingText).toString();
-        int maxLength = focusWidget()->inputMethodQuery(Qt::ImMaximumTextLength).toInt();
-        if (!keyEvent->text().isEmpty() && widgetText.size() + m_preeditString.size() >= maxLength) {
+        bool validLength;
+        int maxLength = focusWidget()->inputMethodQuery(Qt::ImMaximumTextLength).toInt(&validLength);
+        if (!keyEvent->text().isEmpty() && validLength
+                && widgetText.size() + m_preeditString.size() >= maxLength) {
             // Don't send key events with string content if the widget is "full".
             return true;
         }
diff --git a/src/gui/kernel/qapplication_s60.cpp b/src/gui/kernel/qapplication_s60.cpp
index 2be3ed3..1127c84 100644
--- a/src/gui/kernel/qapplication_s60.cpp
+++ b/src/gui/kernel/qapplication_s60.cpp
@@ -673,6 +673,9 @@ void QSymbianControl::HandleStatusPaneSizeChange()
 {
     QS60MainAppUi *s60AppUi = static_cast<QS60MainAppUi *>(S60->appUi());
     s60AppUi->HandleStatusPaneSizeChange();
+    // Send resize event to trigger desktopwidget workAreaResized signal
+    QResizeEvent e(qt_desktopWidget->size(), qt_desktopWidget->size());
+    QApplication::sendEvent(qt_desktopWidget, &e);
 }
 #endif
 
diff --git a/src/gui/kernel/qt_cocoa_helpers_mac.mm b/src/gui/kernel/qt_cocoa_helpers_mac.mm
index 7d23abf..3945754 100644
--- a/src/gui/kernel/qt_cocoa_helpers_mac.mm
+++ b/src/gui/kernel/qt_cocoa_helpers_mac.mm
@@ -193,6 +193,7 @@ void macWindowToolbarShow(const QWidget *widget, bool show )
         }
     }
 #else
+    qt_widget_private(const_cast<QWidget *>(widget))->updateFrameStrut();
     ShowHideWindowToolbar(wnd, show, false);
 #endif
 }
diff --git a/src/gui/kernel/qwidget_x11.cpp b/src/gui/kernel/qwidget_x11.cpp
index e01489f..8d80e10 100644
--- a/src/gui/kernel/qwidget_x11.cpp
+++ b/src/gui/kernel/qwidget_x11.cpp
@@ -889,8 +889,10 @@ void QWidgetPrivate::create_sys(WId window, bool initializeWindow, bool destroyO
                 q->setWindowOpacity(maybeTopData()->opacity/255.);
 
         }
-    } else if (q->testAttribute(Qt::WA_SetCursor) && q->internalWinId()) {
+    } else if (q->internalWinId()) {
         qt_x11_enforce_cursor(q);
+        if (QWidget *p = q->parentWidget()) // reset the cursor on the native parent
+            qt_x11_enforce_cursor(p);
     }
 
     if (extra && !extra->mask.isEmpty() && q->internalWinId())
diff --git a/src/gui/painting/qgrayraster.c b/src/gui/painting/qgrayraster.c
index 94039fb..d0e25a9 100644
--- a/src/gui/painting/qgrayraster.c
+++ b/src/gui/painting/qgrayraster.c
@@ -233,7 +233,7 @@
   /* new algorithms                                                       */
 
   typedef int   TCoord;   /* integer scanline/pixel coordinate */
-  typedef long  TPos;     /* sub-pixel coordinate              */
+  typedef int   TPos;     /* sub-pixel coordinate              */
 
   /* determine the type used to store cell areas.  This normally takes at */
   /* least PIXEL_BITS*2 + 1 bits.  On 16-bit systems, we need to use      */
@@ -317,6 +317,7 @@
     PCell*     ycells;
     int        ycount;
 
+    int        skip_spans;
   } TWorker, *PWorker;
 
 
@@ -330,7 +331,12 @@
 
   } TRaster, *PRaster;
 
-
+  int q_gray_rendered_spans(TRaster *raster)
+  {
+    if ( raster && raster->worker )
+      return raster->worker->skip_spans > 0 ? 0 : -raster->worker->skip_spans;
+    return 0;
+  }
 
   /*************************************************************************/
   /*                                                                       */
@@ -538,7 +544,7 @@
                                  TCoord  y2 )
   {
     TCoord  ex1, ex2, fx1, fx2, delta;
-    long    p, first, dx;
+    int     p, first, dx;
     int     incr, lift, mod, rem;
 
 
@@ -643,7 +649,7 @@
   {
     TCoord  ey1, ey2, fy1, fy2;
     TPos    dx, dy, x, x2;
-    long    p, first;
+    int     p, first;
     int     delta, rem, mod, lift, incr;
 
 
@@ -1178,6 +1184,7 @@
   {
     QT_FT_Span*  span;
     int       coverage;
+    int       skip;
 
 
     /* compute the coverage line's coverage, depending on the    */
@@ -1228,9 +1235,16 @@
 
       if ( ras.num_gray_spans >= QT_FT_MAX_GRAY_SPANS )
       {
-        if ( ras.render_span )
-          ras.render_span( ras.num_gray_spans, ras.gray_spans,
+        if ( ras.render_span && ras.num_gray_spans > ras.skip_spans )
+        {
+          skip = ras.skip_spans > 0 ? ras.skip_spans : 0;
+          ras.render_span( ras.num_gray_spans - skip,
+                           ras.gray_spans + skip,
                            ras.render_span_data );
+        }
+
+        ras.skip_spans -= ras.num_gray_spans;
+
         /* ras.render_span( span->y, ras.gray_spans, count ); */
 
 #ifdef DEBUG_GRAYS
@@ -1600,7 +1614,8 @@
     TBand* volatile  band;
     int volatile     n, num_bands;
     TPos volatile    min, max, max_y;
-    QT_FT_BBox*         clip;
+    QT_FT_BBox*      clip;
+    int              skip;
 
     ras.num_gray_spans = 0;
 
@@ -1670,7 +1685,7 @@
         {
           PCell  cells_max;
           int    yindex;
-          long   cell_start, cell_end, cell_mod;
+          int    cell_start, cell_end, cell_mod;
 
 
           ras.ycells = (PCell*)ras.buffer;
@@ -1741,9 +1756,15 @@
       }
     }
 
-    if ( ras.render_span && ras.num_gray_spans > 0 )
-        ras.render_span( ras.num_gray_spans,
-                         ras.gray_spans, ras.render_span_data );
+    if ( ras.render_span && ras.num_gray_spans > ras.skip_spans )
+    {
+        skip = ras.skip_spans > 0 ? ras.skip_spans : 0;
+        ras.render_span( ras.num_gray_spans - skip,
+                         ras.gray_spans + skip,
+                         ras.render_span_data );
+    }
+
+    ras.skip_spans -= ras.num_gray_spans;
 
     if ( ras.band_shoot > 8 && ras.band_size > 16 )
       ras.band_size = ras.band_size / 2;
@@ -1764,6 +1785,9 @@
     if ( !raster || !raster->buffer || !raster->buffer_size )
       return ErrRaster_Invalid_Argument;
 
+    if ( raster->worker )
+      raster->worker->skip_spans = params->skip_spans;
+
     // If raster object and raster buffer are allocated, but
     // raster size isn't of the minimum size, indicate out of
     // memory.
diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp
index 09a87aa..36e1082 100644
--- a/src/gui/painting/qpaintengine_raster.cpp
+++ b/src/gui/painting/qpaintengine_raster.cpp
@@ -4148,6 +4148,10 @@ void QRasterPaintEnginePrivate::rasterize(QT_FT_Outline *outline,
     rasterize(outline, callback, (void *)spanData, rasterBuffer);
 }
 
+extern "C" {
+    int q_gray_rendered_spans(QT_FT_Raster raster);
+}
+
 void QRasterPaintEnginePrivate::rasterize(QT_FT_Outline *outline,
                                           ProcessSpans callback,
                                           void *userData, QRasterBuffer *)
@@ -4212,10 +4216,13 @@ void QRasterPaintEnginePrivate::rasterize(QT_FT_Outline *outline,
     bool done = false;
     int error;
 
+    int rendered_spans = 0;
+
     while (!done) {
 
         rasterParams.flags |= (QT_FT_RASTER_FLAG_AA | QT_FT_RASTER_FLAG_DIRECT);
         rasterParams.gray_spans = callback;
+        rasterParams.skip_spans = rendered_spans;
         error = qt_ft_grays_raster.raster_render(*grayRaster.data(), &rasterParams);
 
         // Out of memory, reallocate some more and try again...
@@ -4244,6 +4251,8 @@ void QRasterPaintEnginePrivate::rasterize(QT_FT_Outline *outline,
 #endif
             Q_CHECK_PTR(rasterPoolBase); // note: we just freed the old rasterPoolBase. I hope it's not fatal.
 
+            rendered_spans += q_gray_rendered_spans(*grayRaster.data());
+
             qt_ft_grays_raster.raster_done(*grayRaster.data());
             qt_ft_grays_raster.raster_new(grayRaster.data());
             qt_ft_grays_raster.raster_reset(*grayRaster.data(), rasterPoolBase, rasterPoolSize);
diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp
index 12be93e..5fbe3ed 100644
--- a/src/gui/painting/qpainter.cpp
+++ b/src/gui/painting/qpainter.cpp
@@ -2717,7 +2717,7 @@ void QPainter::setClipRect(const QRectF &rect, Qt::ClipOperation op)
     Q_D(QPainter);
 
     if (d->extended) {
-        if (!hasClipping() && (op == Qt::IntersectClip || op == Qt::UniteClip))
+        if ((!d->state->clipEnabled && op != Qt::NoClip) || (d->state->clipOperation == Qt::NoClip && op == Qt::UniteClip))
             op = Qt::ReplaceClip;
 
         if (!d->engine) {
@@ -2775,7 +2775,7 @@ void QPainter::setClipRect(const QRect &rect, Qt::ClipOperation op)
         return;
     }
 
-    if (!hasClipping() && (op == Qt::IntersectClip || op == Qt::UniteClip))
+    if ((!d->state->clipEnabled && op != Qt::NoClip) || (d->state->clipOperation == Qt::NoClip && op == Qt::UniteClip))
         op = Qt::ReplaceClip;
 
     if (d->extended) {
@@ -2830,7 +2830,7 @@ void QPainter::setClipRegion(const QRegion &r, Qt::ClipOperation op)
         return;
     }
 
-    if (!hasClipping() && (op == Qt::IntersectClip || op == Qt::UniteClip))
+    if ((!d->state->clipEnabled && op != Qt::NoClip) || (d->state->clipOperation == Qt::NoClip && op == Qt::UniteClip))
         op = Qt::ReplaceClip;
 
     if (d->extended) {
@@ -3235,7 +3235,7 @@ void QPainter::setClipPath(const QPainterPath &path, Qt::ClipOperation op)
         return;
     }
 
-    if (!hasClipping() && (op == Qt::IntersectClip || op == Qt::UniteClip))
+    if ((!d->state->clipEnabled && op != Qt::NoClip) || (d->state->clipOperation == Qt::NoClip && op == Qt::UniteClip))
         op = Qt::ReplaceClip;
 
     if (d->extended) {
diff --git a/src/gui/painting/qrasterdefs_p.h b/src/gui/painting/qrasterdefs_p.h
index 19a0b16..4131e4b 100644
--- a/src/gui/painting/qrasterdefs_p.h
+++ b/src/gui/painting/qrasterdefs_p.h
@@ -1088,6 +1088,7 @@ QT_FT_BEGIN_HEADER
     QT_FT_Raster_BitSet_Func   bit_set;      /* doesn't work! */
     void*                   user;
     QT_FT_BBox                 clip_box;
+    int                     skip_spans;
 
   } QT_FT_Raster_Params;
 
diff --git a/src/gui/styles/qgtkstyle_p.cpp b/src/gui/styles/qgtkstyle_p.cpp
index 4ed0fab..fdbe1f8 100644
--- a/src/gui/styles/qgtkstyle_p.cpp
+++ b/src/gui/styles/qgtkstyle_p.cpp
@@ -524,7 +524,9 @@ void QGtkStylePrivate::initGtkWidgets() const
         QGtkStylePrivate::gtk_widget_realize(gtkWindow);
         if (displayDepth == -1)
             displayDepth = QGtkStylePrivate::gdk_drawable_get_depth(gtkWindow->window);
-        gtkWidgetMap()->insert(QHashableLatin1Literal::fromData(strdup("GtkWindow")), gtkWindow);
+        QHashableLatin1Literal widgetPath = QHashableLatin1Literal::fromData(strdup("GtkWindow"));
+        removeWidgetFromMap(widgetPath);
+        gtkWidgetMap()->insert(widgetPath, gtkWindow);
 
 
         // Make all other widgets. respect the text direction
@@ -576,6 +578,7 @@ void QGtkStylePrivate::initGtkWidgets() const
                 if (!strchr(it.key().data(), '.')) {
                     addAllSubWidgets(it.value());
                 }
+                free(const_cast<char *>(it.key().data()));
             }
         }
     } else {
@@ -743,19 +746,24 @@ void QGtkStylePrivate::setupGtkWidget(GtkWidget* widget)
     }
 }
 
+void QGtkStylePrivate::removeWidgetFromMap(const QHashableLatin1Literal &path)
+{
+    WidgetMap *map = gtkWidgetMap();
+    WidgetMap::iterator it = map->find(path);
+    if (it != map->end()) {
+        free(const_cast<char *>(it.key().data()));
+        map->erase(it);
+    }
+}
+
 void QGtkStylePrivate::addWidgetToMap(GtkWidget *widget)
 {
     if (Q_GTK_IS_WIDGET(widget)) {
         gtk_widget_realize(widget);
         QHashableLatin1Literal widgetPath = classPath(widget);
 
-        WidgetMap *map = gtkWidgetMap();
-        WidgetMap::iterator it = map->find(widgetPath);
-        if (it != map->end()) {
-            free(const_cast<char *>(it.key().data()));
-            map->erase(it);
-        }
-        map->insert(widgetPath, widget);
+        removeWidgetFromMap(widgetPath);
+        gtkWidgetMap()->insert(widgetPath, widget);
 #ifdef DUMP_GTK_WIDGET_TREE
         qWarning("Inserted Gtk Widget: %s", widgetPath.data());
 #endif
diff --git a/src/gui/styles/qgtkstyle_p.h b/src/gui/styles/qgtkstyle_p.h
index 68a04e9..4e1d07a 100644
--- a/src/gui/styles/qgtkstyle_p.h
+++ b/src/gui/styles/qgtkstyle_p.h
@@ -502,6 +502,7 @@ protected:
     static void addWidgetToMap(GtkWidget* widget);
     static void addAllSubWidgets(GtkWidget *widget, gpointer v = 0);
     static void addWidget(GtkWidget *widget);
+    static void removeWidgetFromMap(const QHashableLatin1Literal &path);
 
     virtual void init();
 
diff --git a/src/gui/styles/qs60style.cpp b/src/gui/styles/qs60style.cpp
index bafc5f3..3a01f3f 100644
--- a/src/gui/styles/qs60style.cpp
+++ b/src/gui/styles/qs60style.cpp
@@ -2001,7 +2001,7 @@ void QS60Style::drawControl(ControlElement element, const QStyleOption *option,
     case CE_ShapedFrame:
         if (const QTextEdit *textEdit = qobject_cast<const QTextEdit *>(widget)) {
             const QStyleOptionFrame *frame = qstyleoption_cast<const QStyleOptionFrame *>(option);
-            if (QS60StylePrivate::canDrawThemeBackground(frame->palette.base(), widget))
+            if (frame && QS60StylePrivate::canDrawThemeBackground(frame->palette.base(), widget))
                 QS60StylePrivate::drawSkinElement(QS60StylePrivate::SE_Editor, painter, option->rect, flags);
             else
                 QCommonStyle::drawControl(element, option, painter, widget);
diff --git a/src/gui/styles/qwindowsxpstyle.cpp b/src/gui/styles/qwindowsxpstyle.cpp
index d36011c..a5e9c19 100644
--- a/src/gui/styles/qwindowsxpstyle.cpp
+++ b/src/gui/styles/qwindowsxpstyle.cpp
@@ -2154,7 +2154,7 @@ void QWindowsXPStyle::drawControl(ControlElement element, const QStyleOption *op
                 p->setPen(menuitem->palette.text().color());
                 p->setBrush(Qt::NoBrush);
                 if (checked)
-                    p->drawRect(vIconRect.adjusted(-1, -2, 1, 1));
+                    p->drawRect(vIconRect.adjusted(-1, -1, 0, 0));
                 p->drawPixmap(vIconRect.topLeft(), pixmap);
 
             // draw checkmark -------------------------------------------------
diff --git a/src/gui/text/qfont_s60.cpp b/src/gui/text/qfont_s60.cpp
index d39f30a..80a3bb2 100644
--- a/src/gui/text/qfont_s60.cpp
+++ b/src/gui/text/qfont_s60.cpp
@@ -57,6 +57,16 @@ Q_GLOBAL_STATIC_WITH_INITIALIZER(QStringList, fontFamiliesOnFontServer, {
 });
 #endif // QT_NO_FREETYPE
 
+QString QFont::lastResortFont() const
+{
+    // Symbian's font Api does not distinguish between font and family.
+    // Therefore we try to get a "Family" first, then fall back to "Sans".
+    static QString font = lastResortFamily();
+    if (font.isEmpty())
+        font = QLatin1String("Sans");
+    return font;
+}
+
 QString QFont::lastResortFamily() const
 {
 #ifdef QT_NO_FREETYPE
diff --git a/src/gui/text/qfontdatabase_s60.cpp b/src/gui/text/qfontdatabase_s60.cpp
index ec252cd..5e168c6 100644
--- a/src/gui/text/qfontdatabase_s60.cpp
+++ b/src/gui/text/qfontdatabase_s60.cpp
@@ -453,7 +453,7 @@ QFontDef cleanedFontDef(const QFontDef &req)
     return result;
 }
 
-QFontEngine *QFontDatabase::findFont(int script, const QFontPrivate *, const QFontDef &req)
+QFontEngine *QFontDatabase::findFont(int script, const QFontPrivate *d, const QFontDef &req)
 {
     const QFontCache::Key key(cleanedFontDef(req), script);
 
@@ -498,8 +498,14 @@ QFontEngine *QFontDatabase::findFont(int script, const QFontPrivate *, const QFo
                 static_cast<const QSymbianFontDatabaseExtrasImplementation*>(db->symbianExtras);
         const QSymbianTypeFaceExtras *typeFaceExtras =
                 dbExtras->extras(fontFamily, request.weight > QFont::Normal, request.style != QFont::StyleNormal);
+
+        // We need a valid pixelSize, e.g. for lineThickness()
+        if (request.pixelSize < 0)
+            request.pixelSize = request.pointSize * d->dpi / 72;
+
         fe = new QFontEngineS60(request, typeFaceExtras);
 #else // QT_NO_FREETYPE
+        Q_UNUSED(d)
         QFontEngine::FaceId faceId;
         const QtFontFamily * const reqQtFontFamily = db->family(fontFamily);
         faceId.filename = reqQtFontFamily->fontFilename;
diff --git a/src/imports/particles/qdeclarativeparticles.cpp b/src/imports/particles/qdeclarativeparticles.cpp
index edb69bc..3bd4b43 100644
--- a/src/imports/particles/qdeclarativeparticles.cpp
+++ b/src/imports/particles/qdeclarativeparticles.cpp
@@ -637,7 +637,7 @@ void QDeclarativeParticlesPrivate::updateOpacity(QDeclarativeParticle &p, int ag
     snow, the lower one has particles expelled up like a fountain.
 
     \qml
-import Qt 4.7
+import QtQuick 1.0
 import Qt.labs.particles 1.0
 
 Rectangle {
diff --git a/src/network/bearer/qnetworksession.cpp b/src/network/bearer/qnetworksession.cpp
index 65de539..226c3c5 100644
--- a/src/network/bearer/qnetworksession.cpp
+++ b/src/network/bearer/qnetworksession.cpp
@@ -489,15 +489,15 @@ QString QNetworkSession::errorString() const
             configuration resolved to when \l open() was called; otherwise an empty string.
 
             The purpose of this key is to determine the real QNetworkConfiguration that the
-            session is using. This key is different to \i ActiveConfiguration in that
+            session is using. This key is different from \e ActiveConfiguration in that
             this key may return an identifier for either a
             \l {QNetworkConfiguration::ServiceNetwork}{service network} or a
-            \l {QNetworkConfiguration::InternetAccessPoint}{Internet access points} configurations
-            whereas \i ActiveConfiguration always returns identifiers to 
+            \l {QNetworkConfiguration::InternetAccessPoint}{Internet access points} configurations,
+            whereas \e ActiveConfiguration always returns identifiers to 
             \l {QNetworkConfiguration::InternetAccessPoint}{Internet access points} configurations.
         \row
             \o ConnectInBackground
-            \o Setting this property to \i true before calling \l open() implies that the connection attempt
+            \o Setting this property to \e true before calling \l open() implies that the connection attempt
             is made but if no connection can be established, the user is not connsulted and asked to select
             a suitable connection. This property is not set by default and support for it depends on the platform.
 
diff --git a/src/network/kernel/qhostinfo.cpp b/src/network/kernel/qhostinfo.cpp
index 41a9512..f984cf8 100644
--- a/src/network/kernel/qhostinfo.cpp
+++ b/src/network/kernel/qhostinfo.cpp
@@ -243,7 +243,10 @@ QHostInfo QHostInfo::fromName(const QString &name)
     qDebug("QHostInfo::fromName(\"%s\")",name.toLatin1().constData());
 #endif
 
-    return QHostInfoAgent::fromName(name);
+    QHostInfo hostInfo = QHostInfoAgent::fromName(name);
+    QHostInfoLookupManager *manager = theHostInfoLookupManager();
+    manager->cache.put(name, hostInfo);
+    return hostInfo;
 }
 
 /*!
diff --git a/src/network/ssl/qsslsocket.cpp b/src/network/ssl/qsslsocket.cpp
index f18c629..c9f421f 100644
--- a/src/network/ssl/qsslsocket.cpp
+++ b/src/network/ssl/qsslsocket.cpp
@@ -1354,7 +1354,7 @@ QList<QSslCertificate> QSslSocket::defaultCaCertificates()
 */
 QList<QSslCertificate> QSslSocket::systemCaCertificates()
 {
-    QSslSocketPrivate::ensureInitialized();
+    // we are calling ensureInitialized() in the method below
     return QSslSocketPrivate::systemCaCertificates();
 }
 
diff --git a/src/network/ssl/qsslsocket_openssl.cpp b/src/network/ssl/qsslsocket_openssl.cpp
index 5033393..cd224df 100644
--- a/src/network/ssl/qsslsocket_openssl.cpp
+++ b/src/network/ssl/qsslsocket_openssl.cpp
@@ -772,14 +772,35 @@ QList<QSslCertificate> QSslSocketPrivate::systemCaCertificates()
         }
     }
 #elif defined(Q_OS_UNIX) && !defined(Q_OS_SYMBIAN)
-    systemCerts.append(QSslCertificate::fromPath(QLatin1String("/var/ssl/certs/*.pem"), QSsl::Pem, QRegExp::Wildcard)); // AIX
-    systemCerts.append(QSslCertificate::fromPath(QLatin1String("/usr/local/ssl/certs/*.pem"), QSsl::Pem, QRegExp::Wildcard)); // Solaris
-    systemCerts.append(QSslCertificate::fromPath(QLatin1String("/opt/openssl/certs/*.pem"), QSsl::Pem, QRegExp::Wildcard)); // HP-UX
-    systemCerts.append(QSslCertificate::fromPath(QLatin1String("/etc/ssl/certs/*.pem"), QSsl::Pem, QRegExp::Wildcard)); // (K)ubuntu, OpenSUSE, Mandriva, ...
-    systemCerts.append(QSslCertificate::fromPath(QLatin1String("/etc/pki/tls/certs/ca-bundle.crt"), QSsl::Pem)); // Fedora
-    systemCerts.append(QSslCertificate::fromPath(QLatin1String("/usr/lib/ssl/certs/*.pem"), QSsl::Pem, QRegExp::Wildcard)); // Gentoo, Mandrake
-    systemCerts.append(QSslCertificate::fromPath(QLatin1String("/usr/share/ssl/*.pem"), QSsl::Pem, QRegExp::Wildcard)); // Centos, Redhat, SuSE
-    systemCerts.append(QSslCertificate::fromPath(QLatin1String("/usr/local/ssl/*.pem"), QSsl::Pem, QRegExp::Wildcard)); // Normal OpenSSL Tarball
+    QSet<QString> certFiles;
+    QList<QByteArray> directories;
+    directories << "/etc/ssl/certs/"; // (K)ubuntu, OpenSUSE, Mandriva, MeeGo ...
+    directories << "/usr/lib/ssl/certs/"; // Gentoo, Mandrake
+    directories << "/usr/share/ssl/"; // Centos, Redhat, SuSE
+    directories << "/usr/local/ssl/"; // Normal OpenSSL Tarball
+    directories << "/var/ssl/certs/"; // AIX
+    directories << "/usr/local/ssl/certs/"; // Solaris
+    directories << "/opt/openssl/certs/"; // HP-UX
+
+    QDir currentDir;
+    QStringList nameFilters;
+    nameFilters << QLatin1String("*.pem") << QLatin1String("*.crt");
+    currentDir.setNameFilters(nameFilters);
+    for (int a = 0; a < directories.count(); a++) {
+        currentDir.setPath(QLatin1String(directories.at(a)));
+        QDirIterator it(currentDir);
+        while(it.hasNext()) {
+            it.next();
+            // use canonical path here to not load the same certificate twice if symlinked
+            certFiles.insert(it.fileInfo().canonicalFilePath());
+        }
+    }
+    QSetIterator<QString> it(certFiles);
+    while(it.hasNext()) {
+        systemCerts.append(QSslCertificate::fromPath(it.next()));
+    }
+    systemCerts.append(QSslCertificate::fromPath(QLatin1String("/etc/pki/tls/certs/ca-bundle.crt"), QSsl::Pem)); // Fedora, Mandriva
+
 #elif defined(Q_OS_SYMBIAN)
     QList<QByteArray> certs;
     QScopedPointer<CSymbianCertificateRetriever> retriever(CSymbianCertificateRetriever::NewL());
diff --git a/src/opengl/gl2paintengineex/qglengineshadermanager.cpp b/src/opengl/gl2paintengineex/qglengineshadermanager.cpp
index 40b3641..ac87784 100644
--- a/src/opengl/gl2paintengineex/qglengineshadermanager.cpp
+++ b/src/opengl/gl2paintengineex/qglengineshadermanager.cpp
@@ -41,6 +41,7 @@
 
 #include "qglengineshadermanager_p.h"
 #include "qglengineshadersource_p.h"
+#include "qpaintengineex_opengl2_p.h"
 
 #if defined(QT_DEBUG)
 #include <QMetaEnum>
@@ -248,6 +249,7 @@ QByteArray QGLEngineSharedShaders::snippetNameStr(SnippetName name)
 #endif
 
 // The address returned here will only be valid until next time this function is called.
+// The program is return bound.
 QGLEngineShaderProg *QGLEngineSharedShaders::findProgramInCache(const QGLEngineShaderProg &prog)
 {
     for (int i = 0; i < cachedPrograms.size(); ++i) {
@@ -255,6 +257,7 @@ QGLEngineShaderProg *QGLEngineSharedShaders::findProgramInCache(const QGLEngineS
         if (*cachedProg == prog) {
             // Move the program to the top of the list as a poor-man's cache algo
             cachedPrograms.move(i, 0);
+            cachedProg->program->bind();
             return cachedProg;
         }
     }
@@ -355,6 +358,14 @@ QGLEngineShaderProg *QGLEngineSharedShaders::findProgramInCache(const QGLEngineS
             qWarning() << error;
             break;
         }
+
+        newProg->program->bind();
+
+        if (newProg->maskFragShader != QGLEngineSharedShaders::NoMaskFragmentShader) {
+            GLuint location = newProg->program->uniformLocation("maskTexture");
+            newProg->program->setUniformValue(location, QT_MASK_TEXTURE_UNIT);
+        }
+
         if (cachedPrograms.count() > 30) {
             // The cache is full, so delete the last 5 programs in the list.
             // These programs will be least used, as a program us bumped to
@@ -769,10 +780,8 @@ bool QGLEngineShaderManager::useCorrectShaderProg()
     // At this point, requiredProgram is fully populated so try to find the program in the cache
     currentShaderProg = sharedShaders->findProgramInCache(requiredProgram);
 
-    if (currentShaderProg) {
-        currentShaderProg->program->bind();
-        if (useCustomSrc)
-            customSrcStage->setUniforms(currentShaderProg->program);
+    if (currentShaderProg && useCustomSrc) {
+        customSrcStage->setUniforms(currentShaderProg->program);
     }
 
     // Make sure all the vertex attribute arrays the program uses are enabled (and the ones it
diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
index ee59830..a81ed8e 100644
--- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
+++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2.cpp
@@ -98,6 +98,10 @@ QT_BEGIN_NAMESPACE
 extern Q_GUI_EXPORT bool qt_cleartype_enabled;
 #endif
 
+#ifdef Q_WS_MAC
+extern bool qt_applefontsmoothing_enabled;
+#endif
+
 extern QImage qt_imageForBrush(int brushStyle, bool invert);
 
 ////////////////////////////////// Private Methods //////////////////////////////////////////
@@ -612,8 +616,6 @@ void QGL2PaintEngineExPrivate::transferMode(EngineMode newMode)
     }
 
     if (newMode == TextDrawingMode) {
-        setVertexAttributePointer(QT_VERTEX_COORDS_ATTR, (GLfloat*)vertexCoordinateArray.data());
-        setVertexAttributePointer(QT_TEXTURE_COORDS_ATTR, (GLfloat*)textureCoordinateArray.data());
         shaderManager->setHasComplexGeometry(true);
     } else {
         shaderManager->setHasComplexGeometry(false);
@@ -1444,7 +1446,7 @@ namespace {
     {
     public:
         QOpenGLStaticTextUserData()
-            : QStaticTextUserData(OpenGLUserData)
+            : QStaticTextUserData(OpenGLUserData), cacheSize(0, 0)
         {
         }
 
@@ -1452,6 +1454,7 @@ namespace {
         {
         }
 
+        QSize cacheSize;
         QGL2PEXVertexArray vertexCoordinateArray;
         QGL2PEXVertexArray textureCoordinateArray;
     };
@@ -1474,9 +1477,22 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(QFontEngineGlyphCache::Type glyp
         staticTextItem->fontEngine->setGlyphCache(ctx, cache);
     }
 
-    cache->setPaintEnginePrivate(this);
-    cache->populate(staticTextItem->fontEngine, staticTextItem->numGlyphs, staticTextItem->glyphs,
-                    staticTextItem->glyphPositions);
+    bool recreateVertexArrays = false;
+    if (staticTextItem->userDataNeedsUpdate)
+        recreateVertexArrays = true;
+    else if (staticTextItem->userData == 0)
+        recreateVertexArrays = true;
+    else if (staticTextItem->userData->type != QStaticTextUserData::OpenGLUserData)
+        recreateVertexArrays = true;
+
+    // We only need to update the cache with new glyphs if we are actually going to recreate the vertex arrays.
+    // If the cache size has changed, we do need to regenerate the vertices, but we don't need to repopulate the
+    // cache so this text is performed before we test if the cache size has changed.
+    if (recreateVertexArrays) {
+        cache->setPaintEnginePrivate(this);
+        cache->populate(staticTextItem->fontEngine, staticTextItem->numGlyphs, staticTextItem->glyphs,
+                        staticTextItem->glyphPositions);
+    }
 
     if (cache->width() == 0 || cache->height() == 0)
         return;
@@ -1488,14 +1504,6 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(QFontEngineGlyphCache::Type glyp
     GLfloat dx = 1.0 / cache->width();
     GLfloat dy = 1.0 / cache->height();
 
-    bool recreateVertexArrays = false;
-    if (staticTextItem->userDataNeedsUpdate)
-        recreateVertexArrays = true;
-    else if (staticTextItem->userData == 0)
-        recreateVertexArrays = true;
-    else if (staticTextItem->userData->type != QStaticTextUserData::OpenGLUserData)
-        recreateVertexArrays = true;
-
     // Use global arrays by default
     QGL2PEXVertexArray *vertexCoordinates = &vertexCoordinateArray;
     QGL2PEXVertexArray *textureCoordinates = &textureCoordinateArray;
@@ -1516,6 +1524,12 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(QFontEngineGlyphCache::Type glyp
         // Use cache if backend optimizations is turned on
         vertexCoordinates = &userData->vertexCoordinateArray;
         textureCoordinates = &userData->textureCoordinateArray;
+
+        QSize size(cache->width(), cache->height());
+        if (userData->cacheSize != size) {
+            recreateVertexArrays = true;
+            userData->cacheSize = size;
+        }
     }
 
 
@@ -1630,7 +1644,6 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(QFontEngineGlyphCache::Type glyp
             glBindTexture(GL_TEXTURE_2D, cache->texture());
             updateTextureFilter(GL_TEXTURE_2D, GL_REPEAT, false);
 
-            shaderManager->currentProgram()->setUniformValue(location(QGLEngineShaderManager::MaskTexture), QT_MASK_TEXTURE_UNIT);
 #if defined(QT_OPENGL_DRAWCACHEDGLYPHS_INDEX_ARRAY_VBO)
             glDrawElements(GL_TRIANGLE_STRIP, 6 * staticTextItem->numGlyphs, GL_UNSIGNED_SHORT, 0);
 #else
@@ -1660,13 +1673,26 @@ void QGL2PaintEngineExPrivate::drawCachedGlyphs(QFontEngineGlyphCache::Type glyp
     }
     //### TODO: Gamma correction
 
-    glActiveTexture(GL_TEXTURE0 + QT_MASK_TEXTURE_UNIT);
-    if (lastMaskTextureUsed != cache->texture()) {
-        glBindTexture(GL_TEXTURE_2D, cache->texture());
-        lastMaskTextureUsed = cache->texture();
+    QGLTextureGlyphCache::FilterMode filterMode = (s->matrix.type() > QTransform::TxTranslate)?QGLTextureGlyphCache::Linear:QGLTextureGlyphCache::Nearest;
+    if (lastMaskTextureUsed != cache->texture() || cache->filterMode() != filterMode) {
+
+        glActiveTexture(GL_TEXTURE0 + QT_MASK_TEXTURE_UNIT);
+        if (lastMaskTextureUsed != cache->texture()) {
+            glBindTexture(GL_TEXTURE_2D, cache->texture());
+            lastMaskTextureUsed = cache->texture();
+        }
+
+        if (cache->filterMode() != filterMode) {
+            if (filterMode == QGLTextureGlyphCache::Linear) {
+                glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
+                glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
+            } else {
+                glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+                glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+            }
+            cache->setFilterMode(filterMode);
+        }
     }
-    updateTextureFilter(GL_TEXTURE_2D, GL_REPEAT, s->matrix.type() > QTransform::TxTranslate);
-    shaderManager->currentProgram()->setUniformValue(location(QGLEngineShaderManager::MaskTexture), QT_MASK_TEXTURE_UNIT);
 
 #if defined(QT_OPENGL_DRAWCACHEDGLYPHS_INDEX_ARRAY_VBO)
     glDrawElements(GL_TRIANGLE_STRIP, 6 * staticTextItem->numGlyphs, GL_UNSIGNED_SHORT, 0);
@@ -1846,6 +1872,9 @@ bool QGL2PaintEngineEx::begin(QPaintDevice *pdev)
 #if defined(Q_WS_WIN)
     if (qt_cleartype_enabled)
 #endif
+#if defined(Q_WS_MAC)
+    if (qt_applefontsmoothing_enabled)
+#endif
         d->glyphCacheType = QFontEngineGlyphCache::Raster_RGBMask;
 #endif
 
diff --git a/src/opengl/gl2paintengineex/qtextureglyphcache_gl.cpp b/src/opengl/gl2paintengineex/qtextureglyphcache_gl.cpp
index f353995..9a5bac0 100644
--- a/src/opengl/gl2paintengineex/qtextureglyphcache_gl.cpp
+++ b/src/opengl/gl2paintengineex/qtextureglyphcache_gl.cpp
@@ -57,6 +57,7 @@ QGLTextureGlyphCache::QGLTextureGlyphCache(QGLContext *context, QFontEngineGlyph
     , ctx(context)
     , m_width(0)
     , m_height(0)
+    , m_filterMode(Nearest)
 {
     // broken FBO readback is a bug in the SGX 1.3 and 1.4 drivers for the N900 where
     // copying between FBO's is broken if the texture is either GL_ALPHA or POT. The
@@ -114,6 +115,9 @@ void QGLTextureGlyphCache::createTextureData(int width, int height)
 
     glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
     glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+    glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    m_filterMode = Nearest;
 }
 
 void QGLTextureGlyphCache::resizeTextureData(int width, int height)
@@ -152,6 +156,7 @@ void QGLTextureGlyphCache::resizeTextureData(int width, int height)
     glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
     glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
     glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+    m_filterMode = Nearest;
     glBindTexture(GL_TEXTURE_2D, 0);
     glFramebufferTexture2D(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT,
                            GL_TEXTURE_2D, tmp_texture, 0);
diff --git a/src/opengl/gl2paintengineex/qtextureglyphcache_gl_p.h b/src/opengl/gl2paintengineex/qtextureglyphcache_gl_p.h
index eb3693c..e22146d 100644
--- a/src/opengl/gl2paintengineex/qtextureglyphcache_gl_p.h
+++ b/src/opengl/gl2paintengineex/qtextureglyphcache_gl_p.h
@@ -83,6 +83,12 @@ public:
 
     inline void setPaintEnginePrivate(QGL2PaintEngineExPrivate *p) { pex = p; }
 
+    enum FilterMode {
+        Nearest,
+        Linear
+    };
+    FilterMode filterMode() const { return m_filterMode; }
+    void setFilterMode(FilterMode m) { m_filterMode = m; }
 
 public Q_SLOTS:
     void contextDestroyed(const QGLContext *context) {
@@ -117,6 +123,8 @@ private:
     int m_height;
 
     QGLShaderProgram *m_program;
+
+    FilterMode m_filterMode;
 };
 
 QT_END_NAMESPACE
diff --git a/src/plugins/bearer/icd/qnetworksession_impl.cpp b/src/plugins/bearer/icd/qnetworksession_impl.cpp
index 2ed0b88..37434e3 100644
--- a/src/plugins/bearer/icd/qnetworksession_impl.cpp
+++ b/src/plugins/bearer/icd/qnetworksession_impl.cpp
@@ -794,7 +794,7 @@ void QNetworkSessionPrivateImpl::stateChange(const QDBusMessage& rep)
             qDebug() << "connect to"<< publicConfig.identifier() << "failed, result is empty";
 #endif
             updateState(QNetworkSession::Disconnected);
-            emit QNetworkSessionPrivate::error(QNetworkSession::InvalidConfigurationError);
+            emit QNetworkSessionPrivate::error(QNetworkSession::SessionAbortedError);
             if (publicConfig.type() == QNetworkConfiguration::UserChoice)
                     copyConfig(publicConfig, activeConfig);
             return;
@@ -808,7 +808,7 @@ void QNetworkSessionPrivateImpl::stateChange(const QDBusMessage& rep)
         if ((publicConfig.type() != QNetworkConfiguration::UserChoice) &&
             (connected_iap != config.identifier())) {
             updateState(QNetworkSession::Disconnected);
-            emit QNetworkSessionPrivate::error(QNetworkSession::InvalidConfigurationError);
+            emit QNetworkSessionPrivate::error(QNetworkSession::UnknownSessionError);
             return;
         }
 
@@ -1026,6 +1026,9 @@ QString QNetworkSessionPrivateImpl::errorString() const
     case QNetworkSession::SessionAbortedError:
         errorStr = QNetworkSessionPrivateImpl::tr("Session aborted by user or system");
         break;
+    case QNetworkSession::InvalidConfigurationError:
+        errorStr = QNetworkSessionPrivateImpl::tr("The specified configuration cannot be used.");
+        break;
     default:
     case QNetworkSession::UnknownSessionError:
         errorStr = QNetworkSessionPrivateImpl::tr("Unidentified Error");
diff --git a/src/plugins/bearer/symbian/symbianengine.cpp b/src/plugins/bearer/symbian/symbianengine.cpp
index 2e2b671..f759a95 100644
--- a/src/plugins/bearer/symbian/symbianengine.cpp
+++ b/src/plugins/bearer/symbian/symbianengine.cpp
@@ -84,8 +84,8 @@ SymbianNetworkConfigurationPrivate::~SymbianNetworkConfigurationPrivate()
 }
 
 SymbianEngine::SymbianEngine(QObject *parent)
-:   QBearerEngine(parent), CActive(CActive::EPriorityHigh), iFirstUpdate(true), iInitOk(true),
-    iUpdatePending(false)
+:   QBearerEngine(parent), CActive(CActive::EPriorityHigh), iFirstUpdate(true), ipCommsDB(0),
+    iInitOk(true), iUpdatePending(false), ipAccessPointsAvailabilityScanner(0)
 {
 }
 
diff --git a/src/s60installs/bwins/QtCoreu.def b/src/s60installs/bwins/QtCoreu.def
index 0f66d72..5eeb244 100644
--- a/src/s60installs/bwins/QtCoreu.def
+++ b/src/s60installs/bwins/QtCoreu.def
@@ -4482,4 +4482,5 @@ EXPORTS
 	?textDirection@QLocale@@QBE?AW4LayoutDirection@Qt@@XZ @ 4481 NONAME ; enum Qt::LayoutDirection QLocale::textDirection(void) const
 	?msecsSinceReference@QElapsedTimer@@QBE_JXZ @ 4482 NONAME ; long long QElapsedTimer::msecsSinceReference(void) const
 	?selectThread@QEventDispatcherSymbian@@AAEAAVQSelectThread@@XZ @ 4483 NONAME ; class QSelectThread & QEventDispatcherSymbian::selectThread(void)
+	?qt_symbian_SetupThreadHeap@@YAHHAAUSStdEpocThreadCreateInfo@@@Z @ 4484 NONAME ; int qt_symbian_SetupThreadHeap(int, struct SStdEpocThreadCreateInfo &)
 
diff --git a/src/s60installs/bwins/QtDeclarativeu.def b/src/s60installs/bwins/QtDeclarativeu.def
index f417892..cf0398a 100644
--- a/src/s60installs/bwins/QtDeclarativeu.def
+++ b/src/s60installs/bwins/QtDeclarativeu.def
@@ -142,7 +142,7 @@ EXPORTS
 	?setEnumOrFlag@QMetaPropertyBuilder@@QAEX_N@Z @ 141 NONAME ; void QMetaPropertyBuilder::setEnumOrFlag(bool)
 	?getStaticMetaObject@QDeclarativeRectangle@@SAABUQMetaObject@@XZ @ 142 NONAME ; struct QMetaObject const & QDeclarativeRectangle::getStaticMetaObject(void)
 	?isValid@QDeclarativeProperty@@QBE_NXZ @ 143 NONAME ; bool QDeclarativeProperty::isValid(void) const
-	?isConnected@QDeclarativeDebugClient@@QBE_NXZ @ 144 NONAME ; bool QDeclarativeDebugClient::isConnected(void) const
+	?isConnected@QDeclarativeDebugClient@@QBE_NXZ @ 144 NONAME ABSENT ; bool QDeclarativeDebugClient::isConnected(void) const
 	?enabled@QDeclarativeBinding@@QBE_NXZ @ 145 NONAME ; bool QDeclarativeBinding::enabled(void) const
 	?setSource@QDeclarativeView@@QAEXABVQUrl@@@Z @ 146 NONAME ; void QDeclarativeView::setSource(class QUrl const &)
 	??_EQDeclarativeDebugService@@UAE@I@Z @ 147 NONAME ; QDeclarativeDebugService::~QDeclarativeDebugService(unsigned int)
@@ -461,7 +461,7 @@ EXPORTS
 	?qt_metacall@QDeclarativeContext@@UAEHW4Call@QMetaObject@@HPAPAX@Z @ 460 NONAME ; int QDeclarativeContext::qt_metacall(enum QMetaObject::Call, int, void * *)
 	??_EQDeclarativeValueType@@UAE@I@Z @ 461 NONAME ; QDeclarativeValueType::~QDeclarativeValueType(unsigned int)
 	?qt_metacall@QDeclarativeState@@UAEHW4Call@QMetaObject@@HPAPAX@Z @ 462 NONAME ; int QDeclarativeState::qt_metacall(enum QMetaObject::Call, int, void * *)
-	?isEnabled@QDeclarativeDebugService@@QBE_NXZ @ 463 NONAME ; bool QDeclarativeDebugService::isEnabled(void) const
+	?isEnabled@QDeclarativeDebugService@@QBE_NXZ @ 463 NONAME ABSENT ; bool QDeclarativeDebugService::isEnabled(void) const
 	?stateChanged@QDeclarativeDebugWatch@@IAEXW4State@1@@Z @ 464 NONAME ; void QDeclarativeDebugWatch::stateChanged(enum QDeclarativeDebugWatch::State)
 	??0QMetaMethodBuilder@@AAE@PBVQMetaObjectBuilder@@H@Z @ 465 NONAME ; QMetaMethodBuilder::QMetaMethodBuilder(class QMetaObjectBuilder const *, int)
 	??4QDeclarativeListReference@@QAEAAV0@ABV0@@Z @ 466 NONAME ; class QDeclarativeListReference & QDeclarativeListReference::operator=(class QDeclarativeListReference const &)
@@ -1028,7 +1028,7 @@ EXPORTS
 	?qmlInfo@@YA?AVQDeclarativeInfo@@PBVQObject@@ABVQDeclarativeError@@@Z @ 1027 NONAME ; class QDeclarativeInfo qmlInfo(class QObject const *, class QDeclarativeError const &)
 	?staticMetaObject@QDeclarativeText@@2UQMetaObject@@B @ 1028 NONAME ; struct QMetaObject const QDeclarativeText::staticMetaObject
 	?color@QDeclarativeRectangle@@QBE?AVQColor@@XZ @ 1029 NONAME ; class QColor QDeclarativeRectangle::color(void) const
-	?isEnabled@QDeclarativeDebugClient@@QBE_NXZ @ 1030 NONAME ; bool QDeclarativeDebugClient::isEnabled(void) const
+	?isEnabled@QDeclarativeDebugClient@@QBE_NXZ @ 1030 NONAME ABSENT ; bool QDeclarativeDebugClient::isEnabled(void) const
 	?send@QPacketProtocol@@QAEXABVQPacket@@@Z @ 1031 NONAME ; void QPacketProtocol::send(class QPacket const &)
 	?width@QDeclarativePixmap@@QBEHXZ @ 1032 NONAME ; int QDeclarativePixmap::width(void) const
 	?error@QDeclarativeCustomParser@@IAEXABVQDeclarativeCustomParserNode@@ABVQString@@@Z @ 1033 NONAME ; void QDeclarativeCustomParser::error(class QDeclarativeCustomParserNode const &, class QString const &)
@@ -1147,7 +1147,7 @@ EXPORTS
 	?removeNotifySignal@QMetaPropertyBuilder@@QAEXXZ @ 1146 NONAME ; void QMetaPropertyBuilder::removeNotifySignal(void)
 	?trUtf8@QDeclarativeDebugService@@SA?AVQString@@PBD0@Z @ 1147 NONAME ; class QString QDeclarativeDebugService::trUtf8(char const *, char const *)
 	?setImportPathList@QDeclarativeEngine@@QAEXABVQStringList@@@Z @ 1148 NONAME ; void QDeclarativeEngine::setImportPathList(class QStringList const &)
-	?enabledChanged@QDeclarativeDebugService@@MAEX_N@Z @ 1149 NONAME ; void QDeclarativeDebugService::enabledChanged(bool)
+	?enabledChanged@QDeclarativeDebugService@@MAEX_N@Z @ 1149 NONAME ABSENT ; void QDeclarativeDebugService::enabledChanged(bool)
 	?addWatch@QDeclarativeEngineDebug@@QAEPAVQDeclarativeDebugWatch@@ABVQDeclarativeDebugObjectReference@@PAVQObject@@@Z @ 1150 NONAME ; class QDeclarativeDebugWatch * QDeclarativeEngineDebug::addWatch(class QDeclarativeDebugObjectReference const &, class QObject *)
 	?asAST@Variant@QDeclarativeParser@@QBEPAVNode@AST@QDeclarativeJS@@XZ @ 1151 NONAME ; class QDeclarativeJS::AST::Node * QDeclarativeParser::Variant::asAST(void) const
 	?indexOfClassInfo@QMetaObjectBuilder@@QAEHABVQByteArray@@@Z @ 1152 NONAME ; int QMetaObjectBuilder::indexOfClassInfo(class QByteArray const &)
@@ -1386,7 +1386,7 @@ EXPORTS
 	?qmlTypes@QDeclarativeMetaType@@SA?AV?$QList@PAVQDeclarativeType@@@@XZ @ 1385 NONAME ; class QList<class QDeclarativeType *> QDeclarativeMetaType::qmlTypes(void)
 	?valueTypeCoreIndex@QDeclarativePropertyPrivate@@SAHABVQDeclarativeProperty@@@Z @ 1386 NONAME ; int QDeclarativePropertyPrivate::valueTypeCoreIndex(class QDeclarativeProperty const &)
 	?writeEnumProperty@QDeclarativePropertyPrivate@@SA_NABVQMetaProperty@@HPAVQObject@@ABVQVariant@@H@Z @ 1387 NONAME ; bool QDeclarativePropertyPrivate::writeEnumProperty(class QMetaProperty const &, int, class QObject *, class QVariant const &, int)
-	?setEnabled@QDeclarativeDebugClient@@QAEX_N@Z @ 1388 NONAME ; void QDeclarativeDebugClient::setEnabled(bool)
+	?setEnabled@QDeclarativeDebugClient@@QAEX_N@Z @ 1388 NONAME ABSENT ; void QDeclarativeDebugClient::setEnabled(bool)
 	??1QMetaObjectBuilder@@UAE@XZ @ 1389 NONAME ; QMetaObjectBuilder::~QMetaObjectBuilder(void)
 	?tr@QDeclarativeStateOperation@@SA?AVQString@@PBD0@Z @ 1390 NONAME ; class QString QDeclarativeStateOperation::tr(char const *, char const *)
 	?clear@QPacket@@QAEXXZ @ 1391 NONAME ; void QPacket::clear(void)
@@ -1715,89 +1715,127 @@ EXPORTS
 	??0QDeclarativeListModel@@AAE@PBV0@PAVQDeclarativeListModelWorkerAgent@@@Z @ 1714 NONAME ; QDeclarativeListModel::QDeclarativeListModel(class QDeclarativeListModel const *, class QDeclarativeListModelWorkerAgent *)
 	?inWorkerThread@QDeclarativeListModel@@ABE_NXZ @ 1715 NONAME ; bool QDeclarativeListModel::inWorkerThread(void) const
 	?canMove@QDeclarativeListModel@@ABE_NHHH@Z @ 1716 NONAME ; bool QDeclarativeListModel::canMove(int, int, int) const
-	?setLoops@QDeclarativeAbstractAnimation@@QAEXH@Z @ 1717 NONAME ; void QDeclarativeAbstractAnimation::setLoops(int)
-	?trUtf8@QDeclarativeAbstractAnimation@@SA?AVQString@@PBD0@Z @ 1718 NONAME ; class QString QDeclarativeAbstractAnimation::trUtf8(char const *, char const *)
-	?staticMetaObject@QDeclarativeAbstractAnimation@@2UQMetaObject@@B @ 1719 NONAME ; struct QMetaObject const QDeclarativeAbstractAnimation::staticMetaObject
-	?setRunning@QDeclarativeTimer@@QAEX_N@Z @ 1720 NONAME ; void QDeclarativeTimer::setRunning(bool)
-	?tr@QDeclarativeTimer@@SA?AVQString@@PBD0@Z @ 1721 NONAME ; class QString QDeclarativeTimer::tr(char const *, char const *)
-	?qt_metacall@QDeclarativeTimer@@UAEHW4Call@QMetaObject@@HPAPAX@Z @ 1722 NONAME ; int QDeclarativeTimer::qt_metacall(enum QMetaObject::Call, int, void * *)
-	?setPaused@QDeclarativeAbstractAnimation@@QAEX_N@Z @ 1723 NONAME ; void QDeclarativeAbstractAnimation::setPaused(bool)
-	?setRepeating@QDeclarativeTimer@@QAEX_N@Z @ 1724 NONAME ; void QDeclarativeTimer::setRepeating(bool)
-	?interval@QDeclarativeTimer@@QBEHXZ @ 1725 NONAME ; int QDeclarativeTimer::interval(void) const
-	?start@QDeclarativeTimer@@QAEXXZ @ 1726 NONAME ; void QDeclarativeTimer::start(void)
-	?transition@QDeclarativeAbstractAnimation@@UAEXAAV?$QList@VQDeclarativeAction@@@@AAV?$QList@VQDeclarativeProperty@@@@W4TransitionDirection@1@@Z @ 1727 NONAME ; void QDeclarativeAbstractAnimation::transition(class QList<class QDeclarativeAction> &, class QList<class QDeclarativeProperty> &, enum QDeclarativeAbstractAnimation::TransitionDirection)
-	?componentComplete@QDeclarativeAbstractAnimation@@UAEXXZ @ 1728 NONAME ; void QDeclarativeAbstractAnimation::componentComplete(void)
-	?runningChanged@QDeclarativeAbstractAnimation@@IAEX_N@Z @ 1729 NONAME ; void QDeclarativeAbstractAnimation::runningChanged(bool)
-	?trUtf8@QDeclarativeAbstractAnimation@@SA?AVQString@@PBD0H@Z @ 1730 NONAME ; class QString QDeclarativeAbstractAnimation::trUtf8(char const *, char const *, int)
-	?metaObject@QDeclarativeTimer@@UBEPBUQMetaObject@@XZ @ 1731 NONAME ; struct QMetaObject const * QDeclarativeTimer::metaObject(void) const
-	?setGroup@QDeclarativeAbstractAnimation@@QAEXPAVQDeclarativeAnimationGroup@@@Z @ 1732 NONAME ; void QDeclarativeAbstractAnimation::setGroup(class QDeclarativeAnimationGroup *)
-	?isRepeating@QDeclarativeTimer@@QBE_NXZ @ 1733 NONAME ; bool QDeclarativeTimer::isRepeating(void) const
-	?setTriggeredOnStart@QDeclarativeTimer@@QAEX_N@Z @ 1734 NONAME ; void QDeclarativeTimer::setTriggeredOnStart(bool)
-	?currentTime@QDeclarativeAbstractAnimation@@QAEHXZ @ 1735 NONAME ; int QDeclarativeAbstractAnimation::currentTime(void)
-	??1QDeclarativeAbstractAnimation@@UAE@XZ @ 1736 NONAME ; QDeclarativeAbstractAnimation::~QDeclarativeAbstractAnimation(void)
-	?triggered@QDeclarativeTimer@@IAEXXZ @ 1737 NONAME ; void QDeclarativeTimer::triggered(void)
-	?finished@QDeclarativeTimer@@AAEXXZ @ 1738 NONAME ; void QDeclarativeTimer::finished(void)
-	?pausedChanged@QDeclarativeAbstractAnimation@@IAEX_N@Z @ 1739 NONAME ; void QDeclarativeAbstractAnimation::pausedChanged(bool)
-	?complete@QDeclarativeAbstractAnimation@@QAEXXZ @ 1740 NONAME ; void QDeclarativeAbstractAnimation::complete(void)
-	?setRunning@QDeclarativeAbstractAnimation@@QAEX_N@Z @ 1741 NONAME ; void QDeclarativeAbstractAnimation::setRunning(bool)
-	?completed@QDeclarativeAbstractAnimation@@IAEXXZ @ 1742 NONAME ; void QDeclarativeAbstractAnimation::completed(void)
-	?trUtf8@QDeclarativeTimer@@SA?AVQString@@PBD0@Z @ 1743 NONAME ; class QString QDeclarativeTimer::trUtf8(char const *, char const *)
-	?loopCountChanged@QDeclarativeAbstractAnimation@@IAEXH@Z @ 1744 NONAME ; void QDeclarativeAbstractAnimation::loopCountChanged(int)
-	?repeatChanged@QDeclarativeTimer@@IAEXXZ @ 1745 NONAME ; void QDeclarativeTimer::repeatChanged(void)
-	?setDisableUserControl@QDeclarativeAbstractAnimation@@QAEXXZ @ 1746 NONAME ; void QDeclarativeAbstractAnimation::setDisableUserControl(void)
-	?setDefaultTarget@QDeclarativeAbstractAnimation@@QAEXABVQDeclarativeProperty@@@Z @ 1747 NONAME ; void QDeclarativeAbstractAnimation::setDefaultTarget(class QDeclarativeProperty const &)
-	?triggeredOnStart@QDeclarativeTimer@@QBE_NXZ @ 1748 NONAME ; bool QDeclarativeTimer::triggeredOnStart(void) const
-	?notifyRunningChanged@QDeclarativeAbstractAnimation@@AAEX_N@Z @ 1749 NONAME ; void QDeclarativeAbstractAnimation::notifyRunningChanged(bool)
-	?componentComplete@QDeclarativeTimer@@MAEXXZ @ 1750 NONAME ; void QDeclarativeTimer::componentComplete(void)
-	?tr@QDeclarativeAbstractAnimation@@SA?AVQString@@PBD0@Z @ 1751 NONAME ; class QString QDeclarativeAbstractAnimation::tr(char const *, char const *)
-	?isRunning@QDeclarativeAbstractAnimation@@QBE_NXZ @ 1752 NONAME ; bool QDeclarativeAbstractAnimation::isRunning(void) const
-	?d_func@QDeclarativeAbstractAnimation@@ABEPBVQDeclarativeAbstractAnimationPrivate@@XZ @ 1753 NONAME ; class QDeclarativeAbstractAnimationPrivate const * QDeclarativeAbstractAnimation::d_func(void) const
-	??_EQDeclarativeAbstractAnimation@@UAE@I@Z @ 1754 NONAME ; QDeclarativeAbstractAnimation::~QDeclarativeAbstractAnimation(unsigned int)
-	?d_func@QDeclarativeAbstractAnimation@@AAEPAVQDeclarativeAbstractAnimationPrivate@@XZ @ 1755 NONAME ; class QDeclarativeAbstractAnimationPrivate * QDeclarativeAbstractAnimation::d_func(void)
-	?componentFinalized@QDeclarativeAbstractAnimation@@AAEXXZ @ 1756 NONAME ; void QDeclarativeAbstractAnimation::componentFinalized(void)
-	??_EQDeclarativeTimer@@UAE@I@Z @ 1757 NONAME ; QDeclarativeTimer::~QDeclarativeTimer(unsigned int)
-	?pause@QDeclarativeAbstractAnimation@@QAEXXZ @ 1758 NONAME ; void QDeclarativeAbstractAnimation::pause(void)
-	?stop@QDeclarativeTimer@@QAEXXZ @ 1759 NONAME ; void QDeclarativeTimer::stop(void)
-	?timelineComplete@QDeclarativeAbstractAnimation@@AAEXXZ @ 1760 NONAME ; void QDeclarativeAbstractAnimation::timelineComplete(void)
-	?setAlwaysRunToEnd@QDeclarativeAbstractAnimation@@QAEX_N@Z @ 1761 NONAME ; void QDeclarativeAbstractAnimation::setAlwaysRunToEnd(bool)
-	?classBegin@QDeclarativeAbstractAnimation@@UAEXXZ @ 1762 NONAME ; void QDeclarativeAbstractAnimation::classBegin(void)
-	?d_func@QDeclarativeTimer@@AAEPAVQDeclarativeTimerPrivate@@XZ @ 1763 NONAME ; class QDeclarativeTimerPrivate * QDeclarativeTimer::d_func(void)
-	??0QDeclarativeAbstractAnimation@@QAE@PAVQObject@@@Z @ 1764 NONAME ; QDeclarativeAbstractAnimation::QDeclarativeAbstractAnimation(class QObject *)
-	?metaObject@QDeclarativeAbstractAnimation@@UBEPBUQMetaObject@@XZ @ 1765 NONAME ; struct QMetaObject const * QDeclarativeAbstractAnimation::metaObject(void) const
-	?tr@QDeclarativeAbstractAnimation@@SA?AVQString@@PBD0H@Z @ 1766 NONAME ; class QString QDeclarativeAbstractAnimation::tr(char const *, char const *, int)
-	?started@QDeclarativeAbstractAnimation@@IAEXXZ @ 1767 NONAME ; void QDeclarativeAbstractAnimation::started(void)
-	?setInterval@QDeclarativeTimer@@QAEXH@Z @ 1768 NONAME ; void QDeclarativeTimer::setInterval(int)
-	?d_func@QDeclarativeTimer@@ABEPBVQDeclarativeTimerPrivate@@XZ @ 1769 NONAME ; class QDeclarativeTimerPrivate const * QDeclarativeTimer::d_func(void) const
-	?staticMetaObject@QDeclarativeTimer@@2UQMetaObject@@B @ 1770 NONAME ; struct QMetaObject const QDeclarativeTimer::staticMetaObject
-	?qt_metacast@QDeclarativeAbstractAnimation@@UAEPAXPBD@Z @ 1771 NONAME ; void * QDeclarativeAbstractAnimation::qt_metacast(char const *)
-	?setCurrentTime@QDeclarativeAbstractAnimation@@QAEXH@Z @ 1772 NONAME ; void QDeclarativeAbstractAnimation::setCurrentTime(int)
-	?restart@QDeclarativeAbstractAnimation@@QAEXXZ @ 1773 NONAME ; void QDeclarativeAbstractAnimation::restart(void)
-	??0QDeclarativeAbstractAnimation@@IAE@AAVQDeclarativeAbstractAnimationPrivate@@PAVQObject@@@Z @ 1774 NONAME ; QDeclarativeAbstractAnimation::QDeclarativeAbstractAnimation(class QDeclarativeAbstractAnimationPrivate &, class QObject *)
-	?resume@QDeclarativeAbstractAnimation@@QAEXXZ @ 1775 NONAME ; void QDeclarativeAbstractAnimation::resume(void)
-	?runningChanged@QDeclarativeTimer@@IAEXXZ @ 1776 NONAME ; void QDeclarativeTimer::runningChanged(void)
-	?ticked@QDeclarativeTimer@@AAEXXZ @ 1777 NONAME ; void QDeclarativeTimer::ticked(void)
-	?trUtf8@QDeclarativeTimer@@SA?AVQString@@PBD0H@Z @ 1778 NONAME ; class QString QDeclarativeTimer::trUtf8(char const *, char const *, int)
-	??0QDeclarativeTimer@@QAE@PAVQObject@@@Z @ 1779 NONAME ; QDeclarativeTimer::QDeclarativeTimer(class QObject *)
-	?loops@QDeclarativeAbstractAnimation@@QBEHXZ @ 1780 NONAME ; int QDeclarativeAbstractAnimation::loops(void) const
-	?setTarget@QDeclarativeAbstractAnimation@@EAEXABVQDeclarativeProperty@@@Z @ 1781 NONAME ; void QDeclarativeAbstractAnimation::setTarget(class QDeclarativeProperty const &)
-	?alwaysRunToEnd@QDeclarativeAbstractAnimation@@QBE_NXZ @ 1782 NONAME ; bool QDeclarativeAbstractAnimation::alwaysRunToEnd(void) const
-	?tr@QDeclarativeTimer@@SA?AVQString@@PBD0H@Z @ 1783 NONAME ; class QString QDeclarativeTimer::tr(char const *, char const *, int)
-	?intervalChanged@QDeclarativeTimer@@IAEXXZ @ 1784 NONAME ; void QDeclarativeTimer::intervalChanged(void)
-	?isPaused@QDeclarativeAbstractAnimation@@QBE_NXZ @ 1785 NONAME ; bool QDeclarativeAbstractAnimation::isPaused(void) const
-	?getStaticMetaObject@QDeclarativeAbstractAnimation@@SAABUQMetaObject@@XZ @ 1786 NONAME ; struct QMetaObject const & QDeclarativeAbstractAnimation::getStaticMetaObject(void)
-	?group@QDeclarativeAbstractAnimation@@QBEPAVQDeclarativeAnimationGroup@@XZ @ 1787 NONAME ; class QDeclarativeAnimationGroup * QDeclarativeAbstractAnimation::group(void) const
-	?classBegin@QDeclarativeTimer@@MAEXXZ @ 1788 NONAME ; void QDeclarativeTimer::classBegin(void)
-	?restart@QDeclarativeTimer@@QAEXXZ @ 1789 NONAME ; void QDeclarativeTimer::restart(void)
-	??1QDeclarativeTimer@@UAE@XZ @ 1790 NONAME ; QDeclarativeTimer::~QDeclarativeTimer(void)
-	?getStaticMetaObject@QDeclarativeTimer@@SAABUQMetaObject@@XZ @ 1791 NONAME ; struct QMetaObject const & QDeclarativeTimer::getStaticMetaObject(void)
-	?qt_metacast@QDeclarativeTimer@@UAEPAXPBD@Z @ 1792 NONAME ; void * QDeclarativeTimer::qt_metacast(char const *)
-	?alwaysRunToEndChanged@QDeclarativeAbstractAnimation@@IAEX_N@Z @ 1793 NONAME ; void QDeclarativeAbstractAnimation::alwaysRunToEndChanged(bool)
-	?triggeredOnStartChanged@QDeclarativeTimer@@IAEXXZ @ 1794 NONAME ; void QDeclarativeTimer::triggeredOnStartChanged(void)
-	?isRunning@QDeclarativeTimer@@QBE_NXZ @ 1795 NONAME ; bool QDeclarativeTimer::isRunning(void) const
-	?update@QDeclarativeTimer@@AAEXXZ @ 1796 NONAME ; void QDeclarativeTimer::update(void)
-	?stop@QDeclarativeAbstractAnimation@@QAEXXZ @ 1797 NONAME ; void QDeclarativeAbstractAnimation::stop(void)
-	?start@QDeclarativeAbstractAnimation@@QAEXXZ @ 1798 NONAME ; void QDeclarativeAbstractAnimation::start(void)
-	?qt_metacall@QDeclarativeAbstractAnimation@@UAEHW4Call@QMetaObject@@HPAPAX@Z @ 1799 NONAME ; int QDeclarativeAbstractAnimation::qt_metacall(enum QMetaObject::Call, int, void * *)
-	?getScriptEngine@QDeclarativeDebugHelper@@SAPAVQScriptEngine@@PAVQDeclarativeEngine@@@Z @ 1800 NONAME ; class QScriptEngine * QDeclarativeDebugHelper::getScriptEngine(class QDeclarativeEngine *)
-	?setAnimationSlowDownFactor@QDeclarativeDebugHelper@@SAXM@Z @ 1801 NONAME ; void QDeclarativeDebugHelper::setAnimationSlowDownFactor(float)
+	?getScriptEngine@QDeclarativeDebugHelper@@SAPAVQScriptEngine@@PAVQDeclarativeEngine@@@Z @ 1717 NONAME ; class QScriptEngine * QDeclarativeDebugHelper::getScriptEngine(class QDeclarativeEngine *)
+	?setAnimationSlowDownFactor@QDeclarativeDebugHelper@@SAXM@Z @ 1718 NONAME ; void QDeclarativeDebugHelper::setAnimationSlowDownFactor(float)
+	?add@QDeclarativeBasePositioner@@QBEPAVQDeclarativeTransition@@XZ @ 1719 NONAME ; class QDeclarativeTransition * QDeclarativeBasePositioner::add(void) const
+	?setLoops@QDeclarativeAbstractAnimation@@QAEXH@Z @ 1720 NONAME ; void QDeclarativeAbstractAnimation::setLoops(int)
+	?trUtf8@QDeclarativeAbstractAnimation@@SA?AVQString@@PBD0@Z @ 1721 NONAME ; class QString QDeclarativeAbstractAnimation::trUtf8(char const *, char const *)
+	?tr@QDeclarativeBasePositioner@@SA?AVQString@@PBD0@Z @ 1722 NONAME ; class QString QDeclarativeBasePositioner::tr(char const *, char const *)
+	?staticMetaObject@QDeclarativeAbstractAnimation@@2UQMetaObject@@B @ 1723 NONAME ; struct QMetaObject const QDeclarativeAbstractAnimation::staticMetaObject
+	?setMove@QDeclarativeBasePositioner@@QAEXPAVQDeclarativeTransition@@@Z @ 1724 NONAME ; void QDeclarativeBasePositioner::setMove(class QDeclarativeTransition *)
+	?setRunning@QDeclarativeTimer@@QAEX_N@Z @ 1725 NONAME ; void QDeclarativeTimer::setRunning(bool)
+	?tr@QDeclarativeTimer@@SA?AVQString@@PBD0@Z @ 1726 NONAME ; class QString QDeclarativeTimer::tr(char const *, char const *)
+	?qt_metacall@QDeclarativeTimer@@UAEHW4Call@QMetaObject@@HPAPAX@Z @ 1727 NONAME ; int QDeclarativeTimer::qt_metacall(enum QMetaObject::Call, int, void * *)
+	?setPaused@QDeclarativeAbstractAnimation@@QAEX_N@Z @ 1728 NONAME ; void QDeclarativeAbstractAnimation::setPaused(bool)
+	?d_func@QDeclarativeBasePositioner@@ABEPBVQDeclarativeBasePositionerPrivate@@XZ @ 1729 NONAME ; class QDeclarativeBasePositionerPrivate const * QDeclarativeBasePositioner::d_func(void) const
+	?setRepeating@QDeclarativeTimer@@QAEX_N@Z @ 1730 NONAME ; void QDeclarativeTimer::setRepeating(bool)
+	?interval@QDeclarativeTimer@@QBEHXZ @ 1731 NONAME ; int QDeclarativeTimer::interval(void) const
+	?start@QDeclarativeTimer@@QAEXXZ @ 1732 NONAME ; void QDeclarativeTimer::start(void)
+	?transition@QDeclarativeAbstractAnimation@@UAEXAAV?$QList@VQDeclarativeAction@@@@AAV?$QList@VQDeclarativeProperty@@@@W4TransitionDirection@1@@Z @ 1733 NONAME ; void QDeclarativeAbstractAnimation::transition(class QList<class QDeclarativeAction> &, class QList<class QDeclarativeProperty> &, enum QDeclarativeAbstractAnimation::TransitionDirection)
+	?componentComplete@QDeclarativeAbstractAnimation@@UAEXXZ @ 1734 NONAME ; void QDeclarativeAbstractAnimation::componentComplete(void)
+	?statusChanged@QDeclarativeDebugService@@MAEXW4Status@1@@Z @ 1735 NONAME ; void QDeclarativeDebugService::statusChanged(enum QDeclarativeDebugService::Status)
+	?runningChanged@QDeclarativeAbstractAnimation@@IAEX_N@Z @ 1736 NONAME ; void QDeclarativeAbstractAnimation::runningChanged(bool)
+	?trUtf8@QDeclarativeAbstractAnimation@@SA?AVQString@@PBD0H@Z @ 1737 NONAME ; class QString QDeclarativeAbstractAnimation::trUtf8(char const *, char const *, int)
+	??_EQDeclarativeBasePositioner@@UAE@I@Z @ 1738 NONAME ; QDeclarativeBasePositioner::~QDeclarativeBasePositioner(unsigned int)
+	?metaObject@QDeclarativeTimer@@UBEPBUQMetaObject@@XZ @ 1739 NONAME ; struct QMetaObject const * QDeclarativeTimer::metaObject(void) const
+	?setGroup@QDeclarativeAbstractAnimation@@QAEXPAVQDeclarativeAnimationGroup@@@Z @ 1740 NONAME ; void QDeclarativeAbstractAnimation::setGroup(class QDeclarativeAnimationGroup *)
+	?isRepeating@QDeclarativeTimer@@QBE_NXZ @ 1741 NONAME ; bool QDeclarativeTimer::isRepeating(void) const
+	?setTriggeredOnStart@QDeclarativeTimer@@QAEX_N@Z @ 1742 NONAME ; void QDeclarativeTimer::setTriggeredOnStart(bool)
+	?currentTime@QDeclarativeAbstractAnimation@@QAEHXZ @ 1743 NONAME ; int QDeclarativeAbstractAnimation::currentTime(void)
+	?status@QDeclarativeEngineDebug@@QBE?AW4Status@1@XZ @ 1744 NONAME ; enum QDeclarativeEngineDebug::Status QDeclarativeEngineDebug::status(void) const
+	??1QDeclarativeAbstractAnimation@@UAE@XZ @ 1745 NONAME ; QDeclarativeAbstractAnimation::~QDeclarativeAbstractAnimation(void)
+	?triggered@QDeclarativeTimer@@IAEXXZ @ 1746 NONAME ; void QDeclarativeTimer::triggered(void)
+	?getStaticMetaObject@QDeclarativeBasePositioner@@SAABUQMetaObject@@XZ @ 1747 NONAME ; struct QMetaObject const & QDeclarativeBasePositioner::getStaticMetaObject(void)
+	?finished@QDeclarativeTimer@@AAEXXZ @ 1748 NONAME ; void QDeclarativeTimer::finished(void)
+	?pausedChanged@QDeclarativeAbstractAnimation@@IAEX_N@Z @ 1749 NONAME ; void QDeclarativeAbstractAnimation::pausedChanged(bool)
+	?complete@QDeclarativeAbstractAnimation@@QAEXXZ @ 1750 NONAME ; void QDeclarativeAbstractAnimation::complete(void)
+	?setRunning@QDeclarativeAbstractAnimation@@QAEX_N@Z @ 1751 NONAME ; void QDeclarativeAbstractAnimation::setRunning(bool)
+	?trUtf8@QDeclarativeBasePositioner@@SA?AVQString@@PBD0H@Z @ 1752 NONAME ; class QString QDeclarativeBasePositioner::trUtf8(char const *, char const *, int)
+	?trUtf8@QDeclarativeBasePositioner@@SA?AVQString@@PBD0@Z @ 1753 NONAME ; class QString QDeclarativeBasePositioner::trUtf8(char const *, char const *)
+	?completed@QDeclarativeAbstractAnimation@@IAEXXZ @ 1754 NONAME ; void QDeclarativeAbstractAnimation::completed(void)
+	?trUtf8@QDeclarativeTimer@@SA?AVQString@@PBD0@Z @ 1755 NONAME ; class QString QDeclarativeTimer::trUtf8(char const *, char const *)
+	?loopCountChanged@QDeclarativeAbstractAnimation@@IAEXH@Z @ 1756 NONAME ; void QDeclarativeAbstractAnimation::loopCountChanged(int)
+	?repeatChanged@QDeclarativeTimer@@IAEXXZ @ 1757 NONAME ; void QDeclarativeTimer::repeatChanged(void)
+	?setDisableUserControl@QDeclarativeAbstractAnimation@@QAEXXZ @ 1758 NONAME ; void QDeclarativeAbstractAnimation::setDisableUserControl(void)
+	?componentComplete@QDeclarativeBasePositioner@@MAEXXZ @ 1759 NONAME ; void QDeclarativeBasePositioner::componentComplete(void)
+	?setDefaultTarget@QDeclarativeAbstractAnimation@@QAEXABVQDeclarativeProperty@@@Z @ 1760 NONAME ; void QDeclarativeAbstractAnimation::setDefaultTarget(class QDeclarativeProperty const &)
+	?staticMetaObject@QDeclarativeBasePositioner@@2UQMetaObject@@B @ 1761 NONAME ; struct QMetaObject const QDeclarativeBasePositioner::staticMetaObject
+	?triggeredOnStart@QDeclarativeTimer@@QBE_NXZ @ 1762 NONAME ; bool QDeclarativeTimer::triggeredOnStart(void) const
+	?notifyRunningChanged@QDeclarativeAbstractAnimation@@AAEX_N@Z @ 1763 NONAME ; void QDeclarativeAbstractAnimation::notifyRunningChanged(bool)
+	?statusChanged@QDeclarativeDebugClient@@MAEXW4Status@1@@Z @ 1764 NONAME ; void QDeclarativeDebugClient::statusChanged(enum QDeclarativeDebugClient::Status)
+	??0QDeclarativeBasePositioner@@IAE@AAVQDeclarativeBasePositionerPrivate@@W4PositionerType@0@PAVQDeclarativeItem@@@Z @ 1765 NONAME ; QDeclarativeBasePositioner::QDeclarativeBasePositioner(class QDeclarativeBasePositionerPrivate &, enum QDeclarativeBasePositioner::PositionerType, class QDeclarativeItem *)
+	?componentComplete@QDeclarativeTimer@@MAEXXZ @ 1766 NONAME ; void QDeclarativeTimer::componentComplete(void)
+	?tr@QDeclarativeAbstractAnimation@@SA?AVQString@@PBD0@Z @ 1767 NONAME ; class QString QDeclarativeAbstractAnimation::tr(char const *, char const *)
+	?isRunning@QDeclarativeAbstractAnimation@@QBE_NXZ @ 1768 NONAME ; bool QDeclarativeAbstractAnimation::isRunning(void) const
+	?d_func@QDeclarativeAbstractAnimation@@ABEPBVQDeclarativeAbstractAnimationPrivate@@XZ @ 1769 NONAME ; class QDeclarativeAbstractAnimationPrivate const * QDeclarativeAbstractAnimation::d_func(void) const
+	??_EQDeclarativeAbstractAnimation@@UAE@I@Z @ 1770 NONAME ; QDeclarativeAbstractAnimation::~QDeclarativeAbstractAnimation(unsigned int)
+	??0QDeclarativeBasePositioner@@QAE@W4PositionerType@0@PAVQDeclarativeItem@@@Z @ 1771 NONAME ; QDeclarativeBasePositioner::QDeclarativeBasePositioner(enum QDeclarativeBasePositioner::PositionerType, class QDeclarativeItem *)
+	?qt_metacall@QDeclarativeBasePositioner@@UAEHW4Call@QMetaObject@@HPAPAX@Z @ 1772 NONAME ; int QDeclarativeBasePositioner::qt_metacall(enum QMetaObject::Call, int, void * *)
+	?status@QDeclarativeDebugClient@@QBE?AW4Status@1@XZ @ 1773 NONAME ; enum QDeclarativeDebugClient::Status QDeclarativeDebugClient::status(void) const
+	?prePositioning@QDeclarativeBasePositioner@@IAEXXZ @ 1774 NONAME ; void QDeclarativeBasePositioner::prePositioning(void)
+	?finishApplyTransitions@QDeclarativeBasePositioner@@IAEXXZ @ 1775 NONAME ; void QDeclarativeBasePositioner::finishApplyTransitions(void)
+	?d_func@QDeclarativeAbstractAnimation@@AAEPAVQDeclarativeAbstractAnimationPrivate@@XZ @ 1776 NONAME ; class QDeclarativeAbstractAnimationPrivate * QDeclarativeAbstractAnimation::d_func(void)
+	?componentFinalized@QDeclarativeAbstractAnimation@@AAEXXZ @ 1777 NONAME ; void QDeclarativeAbstractAnimation::componentFinalized(void)
+	??_EQDeclarativeTimer@@UAE@I@Z @ 1778 NONAME ; QDeclarativeTimer::~QDeclarativeTimer(unsigned int)
+	?pause@QDeclarativeAbstractAnimation@@QAEXXZ @ 1779 NONAME ; void QDeclarativeAbstractAnimation::pause(void)
+	?stop@QDeclarativeTimer@@QAEXXZ @ 1780 NONAME ; void QDeclarativeTimer::stop(void)
+	?timelineComplete@QDeclarativeAbstractAnimation@@AAEXXZ @ 1781 NONAME ; void QDeclarativeAbstractAnimation::timelineComplete(void)
+	?d_func@QDeclarativeBasePositioner@@AAEPAVQDeclarativeBasePositionerPrivate@@XZ @ 1782 NONAME ; class QDeclarativeBasePositionerPrivate * QDeclarativeBasePositioner::d_func(void)
+	?setAlwaysRunToEnd@QDeclarativeAbstractAnimation@@QAEX_N@Z @ 1783 NONAME ; void QDeclarativeAbstractAnimation::setAlwaysRunToEnd(bool)
+	?classBegin@QDeclarativeAbstractAnimation@@UAEXXZ @ 1784 NONAME ; void QDeclarativeAbstractAnimation::classBegin(void)
+	?d_func@QDeclarativeTimer@@AAEPAVQDeclarativeTimerPrivate@@XZ @ 1785 NONAME ; class QDeclarativeTimerPrivate * QDeclarativeTimer::d_func(void)
+	?spacing@QDeclarativeBasePositioner@@QBEHXZ @ 1786 NONAME ; int QDeclarativeBasePositioner::spacing(void) const
+	??0QDeclarativeAbstractAnimation@@QAE@PAVQObject@@@Z @ 1787 NONAME ; QDeclarativeAbstractAnimation::QDeclarativeAbstractAnimation(class QObject *)
+	?metaObject@QDeclarativeAbstractAnimation@@UBEPBUQMetaObject@@XZ @ 1788 NONAME ; struct QMetaObject const * QDeclarativeAbstractAnimation::metaObject(void) const
+	?tr@QDeclarativeAbstractAnimation@@SA?AVQString@@PBD0H@Z @ 1789 NONAME ; class QString QDeclarativeAbstractAnimation::tr(char const *, char const *, int)
+	?started@QDeclarativeAbstractAnimation@@IAEXXZ @ 1790 NONAME ; void QDeclarativeAbstractAnimation::started(void)
+	?setInterval@QDeclarativeTimer@@QAEXH@Z @ 1791 NONAME ; void QDeclarativeTimer::setInterval(int)
+	?statusChanged@QDeclarativeEngineDebug@@IAEXW4Status@1@@Z @ 1792 NONAME ; void QDeclarativeEngineDebug::statusChanged(enum QDeclarativeEngineDebug::Status)
+	?d_func@QDeclarativeTimer@@ABEPBVQDeclarativeTimerPrivate@@XZ @ 1793 NONAME ; class QDeclarativeTimerPrivate const * QDeclarativeTimer::d_func(void) const
+	?setSpacing@QDeclarativeBasePositioner@@QAEXH@Z @ 1794 NONAME ; void QDeclarativeBasePositioner::setSpacing(int)
+	?staticMetaObject@QDeclarativeTimer@@2UQMetaObject@@B @ 1795 NONAME ; struct QMetaObject const QDeclarativeTimer::staticMetaObject
+	?positionY@QDeclarativeBasePositioner@@IAEXHABVPositionedItem@1@@Z @ 1796 NONAME ; void QDeclarativeBasePositioner::positionY(int, class QDeclarativeBasePositioner::PositionedItem const &)
+	?qt_metacast@QDeclarativeAbstractAnimation@@UAEPAXPBD@Z @ 1797 NONAME ; void * QDeclarativeAbstractAnimation::qt_metacast(char const *)
+	?setAdd@QDeclarativeBasePositioner@@QAEXPAVQDeclarativeTransition@@@Z @ 1798 NONAME ; void QDeclarativeBasePositioner::setAdd(class QDeclarativeTransition *)
+	?setCurrentTime@QDeclarativeAbstractAnimation@@QAEXH@Z @ 1799 NONAME ; void QDeclarativeAbstractAnimation::setCurrentTime(int)
+	?attachedPropertiesId@QDeclarativeType@@QBEHXZ @ 1800 NONAME ; int QDeclarativeType::attachedPropertiesId(void) const
+	?positionX@QDeclarativeBasePositioner@@IAEXHABVPositionedItem@1@@Z @ 1801 NONAME ; void QDeclarativeBasePositioner::positionX(int, class QDeclarativeBasePositioner::PositionedItem const &)
+	?restart@QDeclarativeAbstractAnimation@@QAEXXZ @ 1802 NONAME ; void QDeclarativeAbstractAnimation::restart(void)
+	?itemChange@QDeclarativeBasePositioner@@MAE?AVQVariant@@W4GraphicsItemChange@QGraphicsItem@@ABV2@@Z @ 1803 NONAME ; class QVariant QDeclarativeBasePositioner::itemChange(enum QGraphicsItem::GraphicsItemChange, class QVariant const &)
+	??0QDeclarativeAbstractAnimation@@IAE@AAVQDeclarativeAbstractAnimationPrivate@@PAVQObject@@@Z @ 1804 NONAME ; QDeclarativeAbstractAnimation::QDeclarativeAbstractAnimation(class QDeclarativeAbstractAnimationPrivate &, class QObject *)
+	?resume@QDeclarativeAbstractAnimation@@QAEXXZ @ 1805 NONAME ; void QDeclarativeAbstractAnimation::resume(void)
+	?runningChanged@QDeclarativeTimer@@IAEXXZ @ 1806 NONAME ; void QDeclarativeTimer::runningChanged(void)
+	?ticked@QDeclarativeTimer@@AAEXXZ @ 1807 NONAME ; void QDeclarativeTimer::ticked(void)
+	?graphicsWidgetGeometryChanged@QDeclarativeBasePositioner@@IAEXXZ @ 1808 NONAME ; void QDeclarativeBasePositioner::graphicsWidgetGeometryChanged(void)
+	?trUtf8@QDeclarativeTimer@@SA?AVQString@@PBD0H@Z @ 1809 NONAME ; class QString QDeclarativeTimer::trUtf8(char const *, char const *, int)
+	??0QDeclarativeTimer@@QAE@PAVQObject@@@Z @ 1810 NONAME ; QDeclarativeTimer::QDeclarativeTimer(class QObject *)
+	?loops@QDeclarativeAbstractAnimation@@QBEHXZ @ 1811 NONAME ; int QDeclarativeAbstractAnimation::loops(void) const
+	?setTarget@QDeclarativeAbstractAnimation@@EAEXABVQDeclarativeProperty@@@Z @ 1812 NONAME ; void QDeclarativeAbstractAnimation::setTarget(class QDeclarativeProperty const &)
+	?alwaysRunToEnd@QDeclarativeAbstractAnimation@@QBE_NXZ @ 1813 NONAME ; bool QDeclarativeAbstractAnimation::alwaysRunToEnd(void) const
+	?tr@QDeclarativeTimer@@SA?AVQString@@PBD0H@Z @ 1814 NONAME ; class QString QDeclarativeTimer::tr(char const *, char const *, int)
+	?status@QDeclarativeDebugService@@QBE?AW4Status@1@XZ @ 1815 NONAME ; enum QDeclarativeDebugService::Status QDeclarativeDebugService::status(void) const
+	?intervalChanged@QDeclarativeTimer@@IAEXXZ @ 1816 NONAME ; void QDeclarativeTimer::intervalChanged(void)
+	?isPaused@QDeclarativeAbstractAnimation@@QBE_NXZ @ 1817 NONAME ; bool QDeclarativeAbstractAnimation::isPaused(void) const
+	?getStaticMetaObject@QDeclarativeAbstractAnimation@@SAABUQMetaObject@@XZ @ 1818 NONAME ; struct QMetaObject const & QDeclarativeAbstractAnimation::getStaticMetaObject(void)
+	?group@QDeclarativeAbstractAnimation@@QBEPAVQDeclarativeAnimationGroup@@XZ @ 1819 NONAME ; class QDeclarativeAnimationGroup * QDeclarativeAbstractAnimation::group(void) const
+	?classBegin@QDeclarativeTimer@@MAEXXZ @ 1820 NONAME ; void QDeclarativeTimer::classBegin(void)
+	?restart@QDeclarativeTimer@@QAEXXZ @ 1821 NONAME ; void QDeclarativeTimer::restart(void)
+	?move@QDeclarativeBasePositioner@@QBEPAVQDeclarativeTransition@@XZ @ 1822 NONAME ; class QDeclarativeTransition * QDeclarativeBasePositioner::move(void) const
+	?spacingChanged@QDeclarativeBasePositioner@@IAEXXZ @ 1823 NONAME ; void QDeclarativeBasePositioner::spacingChanged(void)
+	?qt_metacast@QDeclarativeBasePositioner@@UAEPAXPBD@Z @ 1824 NONAME ; void * QDeclarativeBasePositioner::qt_metacast(char const *)
+	??1QDeclarativeTimer@@UAE@XZ @ 1825 NONAME ; QDeclarativeTimer::~QDeclarativeTimer(void)
+	?getStaticMetaObject@QDeclarativeTimer@@SAABUQMetaObject@@XZ @ 1826 NONAME ; struct QMetaObject const & QDeclarativeTimer::getStaticMetaObject(void)
+	?tr@QDeclarativeBasePositioner@@SA?AVQString@@PBD0H@Z @ 1827 NONAME ; class QString QDeclarativeBasePositioner::tr(char const *, char const *, int)
+	??1QDeclarativeBasePositioner@@UAE@XZ @ 1828 NONAME ; QDeclarativeBasePositioner::~QDeclarativeBasePositioner(void)
+	?moveChanged@QDeclarativeBasePositioner@@IAEXXZ @ 1829 NONAME ; void QDeclarativeBasePositioner::moveChanged(void)
+	?qt_metacast@QDeclarativeTimer@@UAEPAXPBD@Z @ 1830 NONAME ; void * QDeclarativeTimer::qt_metacast(char const *)
+	?metaObject@QDeclarativeBasePositioner@@UBEPBUQMetaObject@@XZ @ 1831 NONAME ; struct QMetaObject const * QDeclarativeBasePositioner::metaObject(void) const
+	?alwaysRunToEndChanged@QDeclarativeAbstractAnimation@@IAEX_N@Z @ 1832 NONAME ; void QDeclarativeAbstractAnimation::alwaysRunToEndChanged(bool)
+	?triggeredOnStartChanged@QDeclarativeTimer@@IAEXXZ @ 1833 NONAME ; void QDeclarativeTimer::triggeredOnStartChanged(void)
+	?isRunning@QDeclarativeTimer@@QBE_NXZ @ 1834 NONAME ; bool QDeclarativeTimer::isRunning(void) const
+	?update@QDeclarativeTimer@@AAEXXZ @ 1835 NONAME ; void QDeclarativeTimer::update(void)
+	?stop@QDeclarativeAbstractAnimation@@QAEXXZ @ 1836 NONAME ; void QDeclarativeAbstractAnimation::stop(void)
+	?addChanged@QDeclarativeBasePositioner@@IAEXXZ @ 1837 NONAME ; void QDeclarativeBasePositioner::addChanged(void)
+	?start@QDeclarativeAbstractAnimation@@QAEXXZ @ 1838 NONAME ; void QDeclarativeAbstractAnimation::start(void)
+	?qt_metacall@QDeclarativeAbstractAnimation@@UAEHW4Call@QMetaObject@@HPAPAX@Z @ 1839 NONAME ; int QDeclarativeAbstractAnimation::qt_metacall(enum QMetaObject::Call, int, void * *)
 
diff --git a/src/s60installs/bwins/QtGuiu.def b/src/s60installs/bwins/QtGuiu.def
index 7805dae..9a61523 100644
--- a/src/s60installs/bwins/QtGuiu.def
+++ b/src/s60installs/bwins/QtGuiu.def
@@ -12892,4 +12892,5 @@ EXPORTS
 	?setTimeout@QTapAndHoldGesture@@SAXH@Z @ 12891 NONAME ; void QTapAndHoldGesture::setTimeout(int)
 	?qmljsDebugArguments@QApplicationPrivate@@2VQString@@A @ 12892 NONAME ; class QString QApplicationPrivate::qmljsDebugArguments
 	?effectiveBoundingRect@QGraphicsItemPrivate@@QBE?AVQRectF@@PAVQGraphicsItem@@@Z @ 12893 NONAME ; class QRectF QGraphicsItemPrivate::effectiveBoundingRect(class QGraphicsItem *) const
+	?lastResortFont@QFont@@QBE?AVQString@@XZ @ 12894 NONAME ; class QString QFont::lastResortFont(void) const
 
diff --git a/src/s60installs/eabi/QtCoreu.def b/src/s60installs/eabi/QtCoreu.def
index 01679be..f496839 100644
--- a/src/s60installs/eabi/QtCoreu.def
+++ b/src/s60installs/eabi/QtCoreu.def
@@ -3711,4 +3711,5 @@ EXPORTS
 	_ZlsR11QDataStreamRK12QEasingCurve @ 3710 NONAME
 	_ZltRK13QElapsedTimerS1_ @ 3711 NONAME
 	_ZrsR11QDataStreamR12QEasingCurve @ 3712 NONAME
+	_Z26qt_symbian_SetupThreadHeapiR24SStdEpocThreadCreateInfo @ 3713 NONAME
 
diff --git a/src/s60installs/eabi/QtDeclarativeu.def b/src/s60installs/eabi/QtDeclarativeu.def
index c4cd9b6..d4084cc 100644
--- a/src/s60installs/eabi/QtDeclarativeu.def
+++ b/src/s60installs/eabi/QtDeclarativeu.def
@@ -673,7 +673,7 @@ EXPORTS
 	_ZN22QDeclarativeTransitionD0Ev @ 672 NONAME
 	_ZN22QDeclarativeTransitionD1Ev @ 673 NONAME
 	_ZN22QDeclarativeTransitionD2Ev @ 674 NONAME
-	_ZN23QDeclarativeDebugClient10setEnabledEb @ 675 NONAME
+	_ZN23QDeclarativeDebugClient10setEnabledEb @ 675 NONAME ABSENT
 	_ZN23QDeclarativeDebugClient11qt_metacallEN11QMetaObject4CallEiPPv @ 676 NONAME
 	_ZN23QDeclarativeDebugClient11qt_metacastEPKc @ 677 NONAME
 	_ZN23QDeclarativeDebugClient11sendMessageERK10QByteArray @ 678 NONAME
@@ -766,7 +766,7 @@ EXPORTS
 	_ZN24QDeclarativeDebugService11qt_metacallEN11QMetaObject4CallEiPPv @ 765 NONAME
 	_ZN24QDeclarativeDebugService11qt_metacastEPKc @ 766 NONAME
 	_ZN24QDeclarativeDebugService11sendMessageERK10QByteArray @ 767 NONAME
-	_ZN24QDeclarativeDebugService14enabledChangedEb @ 768 NONAME
+	_ZN24QDeclarativeDebugService14enabledChangedEb @ 768 NONAME ABSENT
 	_ZN24QDeclarativeDebugService14objectToStringEP7QObject @ 769 NONAME
 	_ZN24QDeclarativeDebugService15messageReceivedERK10QByteArray @ 770 NONAME
 	_ZN24QDeclarativeDebugService16staticMetaObjectE @ 771 NONAME DATA 16
@@ -1390,9 +1390,9 @@ EXPORTS
 	_ZNK22QDeclarativeTransition7toStateEv @ 1389 NONAME
 	_ZNK22QDeclarativeTransition9fromStateEv @ 1390 NONAME
 	_ZNK23QDeclarativeDebugClient10metaObjectEv @ 1391 NONAME
-	_ZNK23QDeclarativeDebugClient11isConnectedEv @ 1392 NONAME
+	_ZNK23QDeclarativeDebugClient11isConnectedEv @ 1392 NONAME ABSENT
 	_ZNK23QDeclarativeDebugClient4nameEv @ 1393 NONAME
-	_ZNK23QDeclarativeDebugClient9isEnabledEv @ 1394 NONAME
+	_ZNK23QDeclarativeDebugClient9isEnabledEv @ 1394 NONAME ABSENT
 	_ZNK23QDeclarativeDomDocument10rootObjectEv @ 1395 NONAME
 	_ZNK23QDeclarativeDomDocument6errorsEv @ 1396 NONAME
 	_ZNK23QDeclarativeDomDocument7importsEv @ 1397 NONAME
@@ -1427,7 +1427,7 @@ EXPORTS
 	_ZNK24QDeclarativeCustomParser12evaluateEnumERK10QByteArray @ 1426 NONAME
 	_ZNK24QDeclarativeDebugService10metaObjectEv @ 1427 NONAME
 	_ZNK24QDeclarativeDebugService4nameEv @ 1428 NONAME
-	_ZNK24QDeclarativeDebugService9isEnabledEv @ 1429 NONAME
+	_ZNK24QDeclarativeDebugService9isEnabledEv @ 1429 NONAME ABSENT
 	_ZNK24QDeclarativeDomComponent13componentRootEv @ 1430 NONAME
 	_ZNK24QDeclarativeScriptString11scopeObjectEv @ 1431 NONAME
 	_ZNK24QDeclarativeScriptString6scriptEv @ 1432 NONAME
@@ -1747,90 +1747,140 @@ EXPORTS
 	_ZN21QDeclarativeListModelC1EPKS_P32QDeclarativeListModelWorkerAgent @ 1746 NONAME
 	_ZN21QDeclarativeListModelC2EPKS_P32QDeclarativeListModelWorkerAgent @ 1747 NONAME
 	_ZNK21QDeclarativeListModel14inWorkerThreadEv @ 1748 NONAME
-	_ZN17QDeclarativeTimer10classBeginEv @ 1749 NONAME
-	_ZN17QDeclarativeTimer10setRunningEb @ 1750 NONAME
-	_ZN17QDeclarativeTimer11qt_metacallEN11QMetaObject4CallEiPPv @ 1751 NONAME
-	_ZN17QDeclarativeTimer11qt_metacastEPKc @ 1752 NONAME
-	_ZN17QDeclarativeTimer11setIntervalEi @ 1753 NONAME
-	_ZN17QDeclarativeTimer12setRepeatingEb @ 1754 NONAME
-	_ZN17QDeclarativeTimer13repeatChangedEv @ 1755 NONAME
-	_ZN17QDeclarativeTimer14runningChangedEv @ 1756 NONAME
-	_ZN17QDeclarativeTimer15intervalChangedEv @ 1757 NONAME
-	_ZN17QDeclarativeTimer16staticMetaObjectE @ 1758 NONAME DATA 16
-	_ZN17QDeclarativeTimer17componentCompleteEv @ 1759 NONAME
-	_ZN17QDeclarativeTimer19getStaticMetaObjectEv @ 1760 NONAME
-	_ZN17QDeclarativeTimer19setTriggeredOnStartEb @ 1761 NONAME
-	_ZN17QDeclarativeTimer23triggeredOnStartChangedEv @ 1762 NONAME
-	_ZN17QDeclarativeTimer4stopEv @ 1763 NONAME
-	_ZN17QDeclarativeTimer5startEv @ 1764 NONAME
-	_ZN17QDeclarativeTimer6tickedEv @ 1765 NONAME
-	_ZN17QDeclarativeTimer6updateEv @ 1766 NONAME
-	_ZN17QDeclarativeTimer7restartEv @ 1767 NONAME
-	_ZN17QDeclarativeTimer8finishedEv @ 1768 NONAME
-	_ZN17QDeclarativeTimer9triggeredEv @ 1769 NONAME
-	_ZN17QDeclarativeTimerC1EP7QObject @ 1770 NONAME
-	_ZN17QDeclarativeTimerC2EP7QObject @ 1771 NONAME
-	_ZN29QDeclarativeAbstractAnimation10classBeginEv @ 1772 NONAME
-	_ZN29QDeclarativeAbstractAnimation10setRunningEb @ 1773 NONAME
-	_ZN29QDeclarativeAbstractAnimation10transitionER5QListI18QDeclarativeActionERS0_I20QDeclarativePropertyENS_19TransitionDirectionE @ 1774 NONAME
-	_ZN29QDeclarativeAbstractAnimation11currentTimeEv @ 1775 NONAME
-	_ZN29QDeclarativeAbstractAnimation11qt_metacallEN11QMetaObject4CallEiPPv @ 1776 NONAME
-	_ZN29QDeclarativeAbstractAnimation11qt_metacastEPKc @ 1777 NONAME
-	_ZN29QDeclarativeAbstractAnimation13pausedChangedEb @ 1778 NONAME
-	_ZN29QDeclarativeAbstractAnimation14runningChangedEb @ 1779 NONAME
-	_ZN29QDeclarativeAbstractAnimation14setCurrentTimeEi @ 1780 NONAME
-	_ZN29QDeclarativeAbstractAnimation16loopCountChangedEi @ 1781 NONAME
-	_ZN29QDeclarativeAbstractAnimation16setDefaultTargetERK20QDeclarativeProperty @ 1782 NONAME
-	_ZN29QDeclarativeAbstractAnimation16staticMetaObjectE @ 1783 NONAME DATA 16
-	_ZN29QDeclarativeAbstractAnimation16timelineCompleteEv @ 1784 NONAME
-	_ZN29QDeclarativeAbstractAnimation17componentCompleteEv @ 1785 NONAME
-	_ZN29QDeclarativeAbstractAnimation17setAlwaysRunToEndEb @ 1786 NONAME
-	_ZN29QDeclarativeAbstractAnimation18componentFinalizedEv @ 1787 NONAME
-	_ZN29QDeclarativeAbstractAnimation19getStaticMetaObjectEv @ 1788 NONAME
-	_ZN29QDeclarativeAbstractAnimation20notifyRunningChangedEb @ 1789 NONAME
-	_ZN29QDeclarativeAbstractAnimation21alwaysRunToEndChangedEb @ 1790 NONAME
-	_ZN29QDeclarativeAbstractAnimation21setDisableUserControlEv @ 1791 NONAME
-	_ZN29QDeclarativeAbstractAnimation4stopEv @ 1792 NONAME
-	_ZN29QDeclarativeAbstractAnimation5pauseEv @ 1793 NONAME
-	_ZN29QDeclarativeAbstractAnimation5startEv @ 1794 NONAME
-	_ZN29QDeclarativeAbstractAnimation6resumeEv @ 1795 NONAME
-	_ZN29QDeclarativeAbstractAnimation7restartEv @ 1796 NONAME
-	_ZN29QDeclarativeAbstractAnimation7startedEv @ 1797 NONAME
-	_ZN29QDeclarativeAbstractAnimation8completeEv @ 1798 NONAME
-	_ZN29QDeclarativeAbstractAnimation8setGroupEP26QDeclarativeAnimationGroup @ 1799 NONAME
-	_ZN29QDeclarativeAbstractAnimation8setLoopsEi @ 1800 NONAME
-	_ZN29QDeclarativeAbstractAnimation9completedEv @ 1801 NONAME
-	_ZN29QDeclarativeAbstractAnimation9setPausedEb @ 1802 NONAME
-	_ZN29QDeclarativeAbstractAnimation9setTargetERK20QDeclarativeProperty @ 1803 NONAME
-	_ZN29QDeclarativeAbstractAnimationC2EP7QObject @ 1804 NONAME
-	_ZN29QDeclarativeAbstractAnimationC2ER36QDeclarativeAbstractAnimationPrivateP7QObject @ 1805 NONAME
-	_ZN29QDeclarativeAbstractAnimationD0Ev @ 1806 NONAME
-	_ZN29QDeclarativeAbstractAnimationD1Ev @ 1807 NONAME
-	_ZN29QDeclarativeAbstractAnimationD2Ev @ 1808 NONAME
-	_ZNK17QDeclarativeTimer10metaObjectEv @ 1809 NONAME
-	_ZNK17QDeclarativeTimer11isRepeatingEv @ 1810 NONAME
-	_ZNK17QDeclarativeTimer16triggeredOnStartEv @ 1811 NONAME
-	_ZNK17QDeclarativeTimer8intervalEv @ 1812 NONAME
-	_ZNK17QDeclarativeTimer9isRunningEv @ 1813 NONAME
-	_ZNK29QDeclarativeAbstractAnimation10metaObjectEv @ 1814 NONAME
-	_ZNK29QDeclarativeAbstractAnimation14alwaysRunToEndEv @ 1815 NONAME
-	_ZNK29QDeclarativeAbstractAnimation5groupEv @ 1816 NONAME
-	_ZNK29QDeclarativeAbstractAnimation5loopsEv @ 1817 NONAME
-	_ZNK29QDeclarativeAbstractAnimation8isPausedEv @ 1818 NONAME
-	_ZNK29QDeclarativeAbstractAnimation9isRunningEv @ 1819 NONAME
-	_ZTI17QDeclarativeTimer @ 1820 NONAME
-	_ZTI29QDeclarativeAbstractAnimation @ 1821 NONAME
-	_ZTV17QDeclarativeTimer @ 1822 NONAME
-	_ZTV29QDeclarativeAbstractAnimation @ 1823 NONAME
-	_ZThn12_N29QDeclarativeAbstractAnimation10classBeginEv @ 1824 NONAME
-	_ZThn12_N29QDeclarativeAbstractAnimation17componentCompleteEv @ 1825 NONAME
-	_ZThn12_N29QDeclarativeAbstractAnimationD0Ev @ 1826 NONAME
-	_ZThn12_N29QDeclarativeAbstractAnimationD1Ev @ 1827 NONAME
-	_ZThn8_N17QDeclarativeTimer10classBeginEv @ 1828 NONAME
-	_ZThn8_N17QDeclarativeTimer17componentCompleteEv @ 1829 NONAME
-	_ZThn8_N29QDeclarativeAbstractAnimation9setTargetERK20QDeclarativeProperty @ 1830 NONAME
-	_ZThn8_N29QDeclarativeAbstractAnimationD0Ev @ 1831 NONAME
-	_ZThn8_N29QDeclarativeAbstractAnimationD1Ev @ 1832 NONAME
-	_ZN23QDeclarativeDebugHelper15getScriptEngineEP18QDeclarativeEngine @ 1833 NONAME
-	_ZN23QDeclarativeDebugHelper26setAnimationSlowDownFactorEf @ 1834 NONAME
+	_ZN23QDeclarativeDebugHelper15getScriptEngineEP18QDeclarativeEngine @ 1749 NONAME
+	_ZN23QDeclarativeDebugHelper26setAnimationSlowDownFactorEf @ 1750 NONAME
+	_ZN17QDeclarativeTimer10classBeginEv @ 1751 NONAME
+	_ZN17QDeclarativeTimer10setRunningEb @ 1752 NONAME
+	_ZN17QDeclarativeTimer11qt_metacallEN11QMetaObject4CallEiPPv @ 1753 NONAME
+	_ZN17QDeclarativeTimer11qt_metacastEPKc @ 1754 NONAME
+	_ZN17QDeclarativeTimer11setIntervalEi @ 1755 NONAME
+	_ZN17QDeclarativeTimer12setRepeatingEb @ 1756 NONAME
+	_ZN17QDeclarativeTimer13repeatChangedEv @ 1757 NONAME
+	_ZN17QDeclarativeTimer14runningChangedEv @ 1758 NONAME
+	_ZN17QDeclarativeTimer15intervalChangedEv @ 1759 NONAME
+	_ZN17QDeclarativeTimer16staticMetaObjectE @ 1760 NONAME DATA 16
+	_ZN17QDeclarativeTimer17componentCompleteEv @ 1761 NONAME
+	_ZN17QDeclarativeTimer19getStaticMetaObjectEv @ 1762 NONAME
+	_ZN17QDeclarativeTimer19setTriggeredOnStartEb @ 1763 NONAME
+	_ZN17QDeclarativeTimer23triggeredOnStartChangedEv @ 1764 NONAME
+	_ZN17QDeclarativeTimer4stopEv @ 1765 NONAME
+	_ZN17QDeclarativeTimer5startEv @ 1766 NONAME
+	_ZN17QDeclarativeTimer6tickedEv @ 1767 NONAME
+	_ZN17QDeclarativeTimer6updateEv @ 1768 NONAME
+	_ZN17QDeclarativeTimer7restartEv @ 1769 NONAME
+	_ZN17QDeclarativeTimer8finishedEv @ 1770 NONAME
+	_ZN17QDeclarativeTimer9triggeredEv @ 1771 NONAME
+	_ZN17QDeclarativeTimerC1EP7QObject @ 1772 NONAME
+	_ZN17QDeclarativeTimerC2EP7QObject @ 1773 NONAME
+	_ZN23QDeclarativeDebugClient13statusChangedENS_6StatusE @ 1774 NONAME
+	_ZN23QDeclarativeDebugClientD0Ev @ 1775 NONAME
+	_ZN23QDeclarativeDebugClientD1Ev @ 1776 NONAME
+	_ZN23QDeclarativeDebugClientD2Ev @ 1777 NONAME
+	_ZN23QDeclarativeEngineDebug13statusChangedENS_6StatusE @ 1778 NONAME
+	_ZN24QDeclarativeDebugService13statusChangedENS_6StatusE @ 1779 NONAME
+	_ZN24QDeclarativeDebugServiceD0Ev @ 1780 NONAME
+	_ZN24QDeclarativeDebugServiceD1Ev @ 1781 NONAME
+	_ZN24QDeclarativeDebugServiceD2Ev @ 1782 NONAME
+	_ZN26QDeclarativeBasePositioner10addChangedEv @ 1783 NONAME
+	_ZN26QDeclarativeBasePositioner10itemChangeEN13QGraphicsItem18GraphicsItemChangeERK8QVariant @ 1784 NONAME
+	_ZN26QDeclarativeBasePositioner10setSpacingEi @ 1785 NONAME
+	_ZN26QDeclarativeBasePositioner11moveChangedEv @ 1786 NONAME
+	_ZN26QDeclarativeBasePositioner11qt_metacallEN11QMetaObject4CallEiPPv @ 1787 NONAME
+	_ZN26QDeclarativeBasePositioner11qt_metacastEPKc @ 1788 NONAME
+	_ZN26QDeclarativeBasePositioner14prePositioningEv @ 1789 NONAME
+	_ZN26QDeclarativeBasePositioner14spacingChangedEv @ 1790 NONAME
+	_ZN26QDeclarativeBasePositioner16staticMetaObjectE @ 1791 NONAME DATA 16
+	_ZN26QDeclarativeBasePositioner17componentCompleteEv @ 1792 NONAME
+	_ZN26QDeclarativeBasePositioner19getStaticMetaObjectEv @ 1793 NONAME
+	_ZN26QDeclarativeBasePositioner22finishApplyTransitionsEv @ 1794 NONAME
+	_ZN26QDeclarativeBasePositioner29graphicsWidgetGeometryChangedEv @ 1795 NONAME
+	_ZN26QDeclarativeBasePositioner6setAddEP22QDeclarativeTransition @ 1796 NONAME
+	_ZN26QDeclarativeBasePositioner7setMoveEP22QDeclarativeTransition @ 1797 NONAME
+	_ZN26QDeclarativeBasePositioner9positionXEiRKNS_14PositionedItemE @ 1798 NONAME
+	_ZN26QDeclarativeBasePositioner9positionYEiRKNS_14PositionedItemE @ 1799 NONAME
+	_ZN26QDeclarativeBasePositionerC2ENS_14PositionerTypeEP16QDeclarativeItem @ 1800 NONAME
+	_ZN26QDeclarativeBasePositionerC2ER33QDeclarativeBasePositionerPrivateNS_14PositionerTypeEP16QDeclarativeItem @ 1801 NONAME
+	_ZN26QDeclarativeBasePositionerD0Ev @ 1802 NONAME
+	_ZN26QDeclarativeBasePositionerD1Ev @ 1803 NONAME
+	_ZN26QDeclarativeBasePositionerD2Ev @ 1804 NONAME
+	_ZN27QDeclarativeDebugConnectionD0Ev @ 1805 NONAME
+	_ZN27QDeclarativeDebugConnectionD1Ev @ 1806 NONAME
+	_ZN27QDeclarativeDebugConnectionD2Ev @ 1807 NONAME
+	_ZN29QDeclarativeAbstractAnimation10classBeginEv @ 1808 NONAME
+	_ZN29QDeclarativeAbstractAnimation10setRunningEb @ 1809 NONAME
+	_ZN29QDeclarativeAbstractAnimation10transitionER5QListI18QDeclarativeActionERS0_I20QDeclarativePropertyENS_19TransitionDirectionE @ 1810 NONAME
+	_ZN29QDeclarativeAbstractAnimation11currentTimeEv @ 1811 NONAME
+	_ZN29QDeclarativeAbstractAnimation11qt_metacallEN11QMetaObject4CallEiPPv @ 1812 NONAME
+	_ZN29QDeclarativeAbstractAnimation11qt_metacastEPKc @ 1813 NONAME
+	_ZN29QDeclarativeAbstractAnimation13pausedChangedEb @ 1814 NONAME
+	_ZN29QDeclarativeAbstractAnimation14runningChangedEb @ 1815 NONAME
+	_ZN29QDeclarativeAbstractAnimation14setCurrentTimeEi @ 1816 NONAME
+	_ZN29QDeclarativeAbstractAnimation16loopCountChangedEi @ 1817 NONAME
+	_ZN29QDeclarativeAbstractAnimation16setDefaultTargetERK20QDeclarativeProperty @ 1818 NONAME
+	_ZN29QDeclarativeAbstractAnimation16staticMetaObjectE @ 1819 NONAME DATA 16
+	_ZN29QDeclarativeAbstractAnimation16timelineCompleteEv @ 1820 NONAME
+	_ZN29QDeclarativeAbstractAnimation17componentCompleteEv @ 1821 NONAME
+	_ZN29QDeclarativeAbstractAnimation17setAlwaysRunToEndEb @ 1822 NONAME
+	_ZN29QDeclarativeAbstractAnimation18componentFinalizedEv @ 1823 NONAME
+	_ZN29QDeclarativeAbstractAnimation19getStaticMetaObjectEv @ 1824 NONAME
+	_ZN29QDeclarativeAbstractAnimation20notifyRunningChangedEb @ 1825 NONAME
+	_ZN29QDeclarativeAbstractAnimation21alwaysRunToEndChangedEb @ 1826 NONAME
+	_ZN29QDeclarativeAbstractAnimation21setDisableUserControlEv @ 1827 NONAME
+	_ZN29QDeclarativeAbstractAnimation4stopEv @ 1828 NONAME
+	_ZN29QDeclarativeAbstractAnimation5pauseEv @ 1829 NONAME
+	_ZN29QDeclarativeAbstractAnimation5startEv @ 1830 NONAME
+	_ZN29QDeclarativeAbstractAnimation6resumeEv @ 1831 NONAME
+	_ZN29QDeclarativeAbstractAnimation7restartEv @ 1832 NONAME
+	_ZN29QDeclarativeAbstractAnimation7startedEv @ 1833 NONAME
+	_ZN29QDeclarativeAbstractAnimation8completeEv @ 1834 NONAME
+	_ZN29QDeclarativeAbstractAnimation8setGroupEP26QDeclarativeAnimationGroup @ 1835 NONAME
+	_ZN29QDeclarativeAbstractAnimation8setLoopsEi @ 1836 NONAME
+	_ZN29QDeclarativeAbstractAnimation9completedEv @ 1837 NONAME
+	_ZN29QDeclarativeAbstractAnimation9setPausedEb @ 1838 NONAME
+	_ZN29QDeclarativeAbstractAnimation9setTargetERK20QDeclarativeProperty @ 1839 NONAME
+	_ZN29QDeclarativeAbstractAnimationC2EP7QObject @ 1840 NONAME
+	_ZN29QDeclarativeAbstractAnimationC2ER36QDeclarativeAbstractAnimationPrivateP7QObject @ 1841 NONAME
+	_ZN29QDeclarativeAbstractAnimationD0Ev @ 1842 NONAME
+	_ZN29QDeclarativeAbstractAnimationD1Ev @ 1843 NONAME
+	_ZN29QDeclarativeAbstractAnimationD2Ev @ 1844 NONAME
+	_ZNK16QDeclarativeType20attachedPropertiesIdEv @ 1845 NONAME
+	_ZNK17QDeclarativeTimer10metaObjectEv @ 1846 NONAME
+	_ZNK17QDeclarativeTimer11isRepeatingEv @ 1847 NONAME
+	_ZNK17QDeclarativeTimer16triggeredOnStartEv @ 1848 NONAME
+	_ZNK17QDeclarativeTimer8intervalEv @ 1849 NONAME
+	_ZNK17QDeclarativeTimer9isRunningEv @ 1850 NONAME
+	_ZNK23QDeclarativeDebugClient6statusEv @ 1851 NONAME
+	_ZNK23QDeclarativeEngineDebug6statusEv @ 1852 NONAME
+	_ZNK24QDeclarativeDebugService6statusEv @ 1853 NONAME
+	_ZNK26QDeclarativeBasePositioner10metaObjectEv @ 1854 NONAME
+	_ZNK26QDeclarativeBasePositioner3addEv @ 1855 NONAME
+	_ZNK26QDeclarativeBasePositioner4moveEv @ 1856 NONAME
+	_ZNK26QDeclarativeBasePositioner7spacingEv @ 1857 NONAME
+	_ZNK29QDeclarativeAbstractAnimation10metaObjectEv @ 1858 NONAME
+	_ZNK29QDeclarativeAbstractAnimation14alwaysRunToEndEv @ 1859 NONAME
+	_ZNK29QDeclarativeAbstractAnimation5groupEv @ 1860 NONAME
+	_ZNK29QDeclarativeAbstractAnimation5loopsEv @ 1861 NONAME
+	_ZNK29QDeclarativeAbstractAnimation8isPausedEv @ 1862 NONAME
+	_ZNK29QDeclarativeAbstractAnimation9isRunningEv @ 1863 NONAME
+	_ZTI17QDeclarativeTimer @ 1864 NONAME
+	_ZTI26QDeclarativeBasePositioner @ 1865 NONAME
+	_ZTI29QDeclarativeAbstractAnimation @ 1866 NONAME
+	_ZTV17QDeclarativeTimer @ 1867 NONAME
+	_ZTV26QDeclarativeBasePositioner @ 1868 NONAME
+	_ZTV29QDeclarativeAbstractAnimation @ 1869 NONAME
+	_ZThn12_N29QDeclarativeAbstractAnimation10classBeginEv @ 1870 NONAME
+	_ZThn12_N29QDeclarativeAbstractAnimation17componentCompleteEv @ 1871 NONAME
+	_ZThn12_N29QDeclarativeAbstractAnimationD0Ev @ 1872 NONAME
+	_ZThn12_N29QDeclarativeAbstractAnimationD1Ev @ 1873 NONAME
+	_ZThn16_N26QDeclarativeBasePositioner17componentCompleteEv @ 1874 NONAME
+	_ZThn16_N26QDeclarativeBasePositionerD0Ev @ 1875 NONAME
+	_ZThn16_N26QDeclarativeBasePositionerD1Ev @ 1876 NONAME
+	_ZThn8_N17QDeclarativeTimer10classBeginEv @ 1877 NONAME
+	_ZThn8_N17QDeclarativeTimer17componentCompleteEv @ 1878 NONAME
+	_ZThn8_N26QDeclarativeBasePositioner10itemChangeEN13QGraphicsItem18GraphicsItemChangeERK8QVariant @ 1879 NONAME
+	_ZThn8_N26QDeclarativeBasePositionerD0Ev @ 1880 NONAME
+	_ZThn8_N26QDeclarativeBasePositionerD1Ev @ 1881 NONAME
+	_ZThn8_N29QDeclarativeAbstractAnimation9setTargetERK20QDeclarativeProperty @ 1882 NONAME
+	_ZThn8_N29QDeclarativeAbstractAnimationD0Ev @ 1883 NONAME
+	_ZThn8_N29QDeclarativeAbstractAnimationD1Ev @ 1884 NONAME
 
diff --git a/src/s60installs/eabi/QtGuiu.def b/src/s60installs/eabi/QtGuiu.def
index 4442d33..634b7af 100644
--- a/src/s60installs/eabi/QtGuiu.def
+++ b/src/s60installs/eabi/QtGuiu.def
@@ -12097,4 +12097,5 @@ EXPORTS
 	_ZN19QApplicationPrivate19qmljsDebugArgumentsE @ 12096 NONAME DATA 4
 	_ZN20QGraphicsItemPrivate26childrenBoundingRectHelperEP10QTransformP6QRectFP13QGraphicsItem @ 12097 NONAME
 	_ZNK20QGraphicsItemPrivate21effectiveBoundingRectEP13QGraphicsItem @ 12098 NONAME
+	_ZNK5QFont14lastResortFontEv @ 12099 NONAME
 
diff --git a/src/s60main/newallocator_hook.cpp b/src/s60main/newallocator_hook.cpp
new file mode 100644
index 0000000..9cc6afb
--- /dev/null
+++ b/src/s60main/newallocator_hook.cpp
@@ -0,0 +1,58 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Symbian application wrapper 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#include <e32std.h>
+#include <qglobal.h>
+
+struct SStdEpocThreadCreateInfo;
+
+Q_CORE_EXPORT TInt qt_symbian_SetupThreadHeap(TBool aNotFirst, SStdEpocThreadCreateInfo& aInfo);
+
+
+/* \internal
+ *
+ * Uses link-time symbol preemption to capture a call from the application
+ * startup. On return, there is some kind of heap allocator installed on the
+ * thread.
+*/ 
+TInt UserHeap::SetupThreadHeap(TBool aNotFirst, SStdEpocThreadCreateInfo& aInfo)
+{
+    return qt_symbian_SetupThreadHeap(aNotFirst, aInfo);
+}
diff --git a/src/s60main/s60main.pro b/src/s60main/s60main.pro
index a273897..664f155 100644
--- a/src/s60main/s60main.pro
+++ b/src/s60main/s60main.pro
@@ -14,7 +14,8 @@ symbian {
     CONFIG	-=  jpeg
     INCLUDEPATH	+=  tmp $$QMAKE_INCDIR_QT/QtCore $$MW_LAYER_SYSTEMINCLUDE
     SOURCES	 =  qts60main.cpp \
-                    qts60main_mcrt0.cpp
+                    qts60main_mcrt0.cpp \
+                    newallocator_hook.cpp
 
     # s60main needs to be built in ARM mode for GCCE to work.
     CONFIG += do_not_build_as_thumb
diff --git a/src/script/api/qscriptengine.cpp b/src/script/api/qscriptengine.cpp
index 07aced4..128e9c3 100644
--- a/src/script/api/qscriptengine.cpp
+++ b/src/script/api/qscriptengine.cpp
@@ -46,6 +46,7 @@
 #include "Error.h"
 #include "Interpreter.h"
 
+#include "ExceptionHelpers.h"
 #include "PrototypeFunction.h"
 #include "InitializeThreading.h"
 #include "ObjectPrototype.h"
@@ -4116,9 +4117,11 @@ bool QScriptEngine::isEvaluating() const
 void QScriptEngine::abortEvaluation(const QScriptValue &result)
 {
     Q_D(QScriptEngine);
-
-    d->timeoutChecker()->setShouldAbort(true);
+    if (!isEvaluating())
+        return;
     d->abortResult = result;
+    d->timeoutChecker()->setShouldAbort(true);
+    JSC::throwError(d->currentFrame, JSC::createInterruptedExecutionException(&d->currentFrame->globalData()).toObject(d->currentFrame));
 }
 
 #ifndef QT_NO_QOBJECT