Merge branch 'qdoc-simplified' into mimir-simplified

Conflicts:
	doc/src/platforms/compiler-notes.qdoc
	tools/qdoc3/ditaxmlgenerator.cpp
	tools/qdoc3/ditaxmlgenerator.h
	tools/qdoc3/htmlgenerator.cpp
	tools/qdoc3/htmlgenerator.h
	tools/qdoc3/node.cpp
	tools/qdoc3/pagegenerator.h

16 files changed, 410 insertions, 1059 deletions

diff --git a/src/gui/painting/painting.pri b/src/gui/painting/painting.pri
index 793d380..bd37d9f 100644
--- a/src/gui/painting/painting.pri
+++ b/src/gui/painting/painting.pri
@@ -234,13 +234,14 @@ embedded {
 
 
 symbian {
-        HEADERS += painting/qwindowsurface_s60_p.h
+        HEADERS += painting/qwindowsurface_s60_p.h \
+                    painting/qdrawhelper_arm_simd_p.h
         SOURCES += painting/qwindowsurface_s60.cpp
         armccIfdefBlock = \
         "$${LITERAL_HASH}if defined(ARMV6)" \
+        "MACRO QT_HAVE_ARM_SIMD" \
         "SOURCEPATH 	painting" \
-        "SOURCE			qblendfunctions_armv6_rvct.s" \
-        "SOURCE			qdrawhelper_armv6_rvct.s" \
+        "SOURCE			qdrawhelper_arm_simd.cpp" \
         "$${LITERAL_HASH}endif"
 
         MMP_RULES += armccIfdefBlock
diff --git a/src/gui/painting/qbackingstore.cpp b/src/gui/painting/qbackingstore.cpp
index ac9b994..8a1c154 100644
--- a/src/gui/painting/qbackingstore.cpp
+++ b/src/gui/painting/qbackingstore.cpp
@@ -446,7 +446,7 @@ QRegion QWidgetBackingStore::dirtyRegion(QWidget *widget) const
 
 /*!
     Returns the static content inside the \a parent if non-zero; otherwise the static content
-    for the entire backing store is returned. The content will be clipped to \a withingClipRect
+    for the entire backing store is returned. The content will be clipped to \a withinClipRect
     if non-empty.
 */
 QRegion QWidgetBackingStore::staticContents(QWidget *parent, const QRect &withinClipRect) const
diff --git a/src/gui/painting/qblendfunctions_armv6_rvct.s b/src/gui/painting/qblendfunctions_armv6_rvct.s
deleted file mode 100644
index 1e3faa9..0000000
--- a/src/gui/painting/qblendfunctions_armv6_rvct.s
+++ /dev/null
@@ -1,222 +0,0 @@
-;****************************************************************************
-;**
-;** 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 QtGui 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.
-;**
-;**
-;**
-;**
-;**
-;**
-;**
-;**
-;** $QT_END_LICENSE$
-;**
-;****************************************************************************
-
-;
-;  W A R N I N G
-;  -------------
-;
-; This file is not part of the Qt API.  It exists purely as an
-; implementation detail.  This header file may change from version to
-; version without notice, or even be removed.
-;
-; We mean it.
-;
-
-
-		ARM
-		PRESERVE8
-
-		INCLUDE		qdrawhelper_armv6_rvct.inc
-
-
-;-----------------------------------------------------------------------------
-; qt_blend_rgb32_on_rgb32_arm
-;
-; @brief
-;
-; @param dest			Destination	pixels						(r0)
-; @param dbpl			Destination bytes per line				(r1)
-; @param src			Source pixels							(r2)
-; @param sbpl			Source bytes per line					(r3)
-; @param w				Width							  (s0 -> r4)
-; @param h				Height							  (s1 -> r5)
-; @param const_alpha	Constant alpha					  (s2 -> r6)
-;
-;---------------------------------------------------------------------------
-qt_blend_rgb32_on_rgb32_armv6 Function
-		stmfd	sp!, {r4-r12, r14}
-
-		; read arguments off the stack
-		add		r8, sp, #10 * 4
-		ldmia	r8, {r9-r11}
-
-		; Reorganize registers
-
-		mov		r4, r10
-		mov		r5, r1
-		mov		r6, r3
-
-		mov		r1, r2
-		mov		r2, r9
-		mov		r3, r11
-
-		; Now we have registers
-		; @param dest			Destination	pixels						(r0)
-		; @param src			Source pixels							(r1)
-		; @param w				Width							  		(r2)
-		; @param const_alpha	Constant alpha					  		(r3)
-		; @param h				Height							  		(r4)
-		; @param dbpl			Destination bytes per line				(r5)
-		; @param sbpl			Source bytes per line					(r6)
-
-		cmp		r3, #256 ; test if we have fully opaque constant alpha value
-		bne		rgb32_blend_const_alpha ; branch if not
-
-rgb32_blend_loop
-
-		subs	r4, r4, #1
-		bmi		rgb32_blend_exit	; while(h--)
-
-rgb321	PixCpySafe r0, r1, r2
-
-		add		r0, r0, r5 ; dest = dest + dbpl
-		add		r1, r1, r6 ; src = src + sbpl
-
-		b		rgb32_blend_loop
-
-
-rgb32_blend_const_alpha
-
-		;ldr		r14, =ComponentHalf ; load 0x800080 to r14
-		mov		r14, #0x800000
-		add		r14, r14, #0x80
-
-		sub		r3, r3, #1	; const_alpha -= 1;
-
-rgb32_blend_loop_const_alpha
-
-		subs	r4, r4, #1
-		bmi		rgb32_blend_exit	; while(h--)
-
-rgb322	BlendRowSafe PixelSourceOverConstAlpha
-
-		add		r0, r0, r5 ; dest = dest + dbpl
-		add		r1, r1, r6 ; src = src + sbpl
-
-		b		rgb32_blend_loop_const_alpha
-
-rgb32_blend_exit
-
-		ldmfd	sp!, {r4-r12, pc}		; pop and return
-
-
-
-;-----------------------------------------------------------------------------
-; qt_blend_argb32_on_argb32_arm
-;
-; @brief
-;
-; @param dest			Destination	pixels						(r0)
-; @param dbpl			Destination bytes per line				(r1)
-; @param src			Source pixels							(r2)
-; @param sbpl			Source bytes per line					(r3)
-; @param w				Width							  (s0 -> r4)
-; @param h				Height							  (s1 -> r5)
-; @param const_alpha	Constant alpha					  (s2 -> r6)
-;
-;---------------------------------------------------------------------------
-qt_blend_argb32_on_argb32_armv6 Function
-		stmfd	sp!, {r4-r12, r14}
-
-	 	; read arguments off the stack
-		add		r8, sp, #10 * 4
-		ldmia	r8, {r9-r11}
-
-		; Reorganize registers
-
-		mov		r4, r10
-		mov		r5, r1
-		mov		r6, r3
-
-		mov		r1, r2
-		mov		r2, r9
-		mov		r3, r11
-
-		; Now we have registers
-		; @param dest			Destination	pixels						(r0)
-		; @param src			Source pixels							(r1)
-		; @param w				Width							  		(r2)
-		; @param const_alpha	Constant alpha					  		(r3)
-		; @param h				Height							  		(r4)
-		; @param dbpl			Destination bytes per line				(r5)
-		; @param sbpl			Source bytes per line					(r6)
-
-		;ldr		r14, =ComponentHalf ; load 0x800080 to r14
-		mov		r14, #0x800000
-		add		r14, r14, #0x80
-
-		cmp		r3, #256 ; test if we have fully opaque constant alpha value
-		bne		argb32_blend_const_alpha ; branch if not
-
-argb32_blend_loop
-
-		subs	r4, r4, #1
-		bmi		argb32_blend_exit	; while(h--)
-
-argb321	 BlendRowSafe PixelSourceOver
-
-		add		r0, r0, r5 ; dest = dest + dbpl
-		add		r1, r1, r6 ; src = src + sbpl
-
-		b		argb32_blend_loop
-
-argb32_blend_const_alpha
-
-		sub		r3, r3, #1	; const_alpha -= 1;
-
-argb32_blend_loop_const_alpha
-
-		subs	r4, r4, #1
-		bmi		argb32_blend_exit	; while(h--)
-
-argb322	 BlendRowSafe PixelSourceOverConstAlpha
-
-		add		r0, r0, r5 ; dest = dest + dbpl
-		add		r1, r1, r6 ; src = src + sbpl
-
-		b		argb32_blend_loop_const_alpha
-
-argb32_blend_exit
-
-		ldmfd	sp!, {r4-r12, pc}		; pop and return
-
-
-		END ; File end
diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp
index 5f190ba..a4ab278 100644
--- a/src/gui/painting/qdrawhelper.cpp
+++ b/src/gui/painting/qdrawhelper.cpp
@@ -43,7 +43,7 @@
 #include <private/qpaintengine_raster_p.h>
 #include <private/qpainter_p.h>
 #include <private/qdrawhelper_x86_p.h>
-#include <private/qdrawhelper_armv6_p.h>
+#include <private/qdrawhelper_arm_simd_p.h>
 #include <private/qdrawhelper_neon_p.h>
 #include <private/qmath_p.h>
 #include <qmath.h>
@@ -7678,96 +7678,6 @@ static void qt_memfill16_setup(quint16 *dest, quint16 value, int count);
 qt_memfill32_func qt_memfill32 = qt_memfill32_setup;
 qt_memfill16_func qt_memfill16 = qt_memfill16_setup;
 
-#if defined(Q_CC_RVCT) && defined(QT_HAVE_ARMV6)
-// Move these to qdrawhelper_arm.c when all
-// functions are implemented using arm assembly.
-static CompositionFunctionSolid qt_functionForModeSolid_ARMv6[numCompositionFunctions] = {
-        comp_func_solid_SourceOver,
-        comp_func_solid_DestinationOver,
-        comp_func_solid_Clear,
-        comp_func_solid_Source,
-        comp_func_solid_Destination,
-        comp_func_solid_SourceIn,
-        comp_func_solid_DestinationIn,
-        comp_func_solid_SourceOut,
-        comp_func_solid_DestinationOut,
-        comp_func_solid_SourceAtop,
-        comp_func_solid_DestinationAtop,
-        comp_func_solid_XOR,
-        comp_func_solid_Plus,
-        comp_func_solid_Multiply,
-        comp_func_solid_Screen,
-        comp_func_solid_Overlay,
-        comp_func_solid_Darken,
-        comp_func_solid_Lighten,
-        comp_func_solid_ColorDodge,
-        comp_func_solid_ColorBurn,
-        comp_func_solid_HardLight,
-        comp_func_solid_SoftLight,
-        comp_func_solid_Difference,
-        comp_func_solid_Exclusion,
-        rasterop_solid_SourceOrDestination,
-        rasterop_solid_SourceAndDestination,
-        rasterop_solid_SourceXorDestination,
-        rasterop_solid_NotSourceAndNotDestination,
-        rasterop_solid_NotSourceOrNotDestination,
-        rasterop_solid_NotSourceXorDestination,
-        rasterop_solid_NotSource,
-        rasterop_solid_NotSourceAndDestination,
-        rasterop_solid_SourceAndNotDestination
-};
-
-static CompositionFunction qt_functionForMode_ARMv6[numCompositionFunctions] = {
-        comp_func_SourceOver_armv6,
-        comp_func_DestinationOver,
-        comp_func_Clear,
-        comp_func_Source_armv6,
-        comp_func_Destination,
-        comp_func_SourceIn,
-        comp_func_DestinationIn,
-        comp_func_SourceOut,
-        comp_func_DestinationOut,
-        comp_func_SourceAtop,
-        comp_func_DestinationAtop,
-        comp_func_XOR,
-        comp_func_Plus,
-        comp_func_Multiply,
-        comp_func_Screen,
-        comp_func_Overlay,
-        comp_func_Darken,
-        comp_func_Lighten,
-        comp_func_ColorDodge,
-        comp_func_ColorBurn,
-        comp_func_HardLight,
-        comp_func_SoftLight,
-        comp_func_Difference,
-        comp_func_Exclusion,
-        rasterop_SourceOrDestination,
-        rasterop_SourceAndDestination,
-        rasterop_SourceXorDestination,
-        rasterop_NotSourceAndNotDestination,
-        rasterop_NotSourceOrNotDestination,
-        rasterop_NotSourceXorDestination,
-        rasterop_NotSource,
-        rasterop_NotSourceAndDestination,
-        rasterop_SourceAndNotDestination
-};
-
-static void qt_blend_color_argb_armv6(int count, const QSpan *spans, void *userData)
-{
-    QSpanData *data = reinterpret_cast<QSpanData *>(userData);
-
-    CompositionFunctionSolid func = qt_functionForModeSolid_ARMv6[data->rasterBuffer->compositionMode];
-    while (count--) {
-        uint *target = ((uint *)data->rasterBuffer->scanLine(spans->y)) + spans->x;
-        func(target, spans->len, data->solid.color, spans->coverage);
-        ++spans;
-    }
-}
-
-#endif // Q_CC_RVCT && QT_HAVE_ARMV6
-
-
 void qInitDrawhelperAsm()
 {
 
@@ -7938,46 +7848,39 @@ void qInitDrawhelperAsm()
     }
 #endif // IWMMXT
 
-#if defined(Q_CC_RVCT) && defined(QT_HAVE_ARMV6)
-        functionForModeAsm = qt_functionForMode_ARMv6;
-        functionForModeSolidAsm = qt_functionForModeSolid_ARMv6;
+#if defined(QT_HAVE_ARM_SIMD)
+    qBlendFunctions[QImage::Format_RGB32][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb32_arm_simd;
+    qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb32_arm_simd;
+    qBlendFunctions[QImage::Format_RGB32][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32_arm_simd;
+    qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32_arm_simd;
+#elif defined(QT_HAVE_NEON)
+    if (features & NEON) {
+        qBlendFunctions[QImage::Format_RGB32][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb32_neon;
+        qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb32_neon;
+        qBlendFunctions[QImage::Format_RGB32][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32_neon;
+        qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32_neon;
+        qBlendFunctions[QImage::Format_RGB16][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_rgb16_neon;
+        qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_RGB16] = qt_blend_rgb16_on_argb32_neon;
+        qBlendFunctions[QImage::Format_RGB16][QImage::Format_RGB16] = qt_blend_rgb16_on_rgb16_neon;
+
+        qScaleFunctions[QImage::Format_RGB16][QImage::Format_ARGB32_Premultiplied] = qt_scale_image_argb32_on_rgb16_neon;
+        qScaleFunctions[QImage::Format_RGB16][QImage::Format_RGB16] = qt_scale_image_rgb16_on_rgb16_neon;
 
-        qt_memfill32 = qt_memfill32_armv6;
+        qTransformFunctions[QImage::Format_RGB16][QImage::Format_ARGB32_Premultiplied] = qt_transform_image_argb32_on_rgb16_neon;
+        qTransformFunctions[QImage::Format_RGB16][QImage::Format_RGB16] = qt_transform_image_rgb16_on_rgb16_neon;
 
-        qDrawHelper[QImage::Format_ARGB32_Premultiplied].blendColor = qt_blend_color_argb_armv6;
+        qDrawHelper[QImage::Format_RGB16].alphamapBlit = qt_alphamapblit_quint16_neon;
 
-        qBlendFunctions[QImage::Format_RGB32][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb32_armv6;
-        qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb32_armv6;
-        qBlendFunctions[QImage::Format_RGB32][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32_armv6;
-        qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32_armv6;
-#elif defined(QT_HAVE_NEON)
-        if (features & NEON) {
-            qBlendFunctions[QImage::Format_RGB32][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb32_neon;
-            qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_RGB32] = qt_blend_rgb32_on_rgb32_neon;
-            qBlendFunctions[QImage::Format_RGB32][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32_neon;
-            qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_argb32_neon;
-            qBlendFunctions[QImage::Format_RGB16][QImage::Format_ARGB32_Premultiplied] = qt_blend_argb32_on_rgb16_neon;
-            qBlendFunctions[QImage::Format_ARGB32_Premultiplied][QImage::Format_RGB16] = qt_blend_rgb16_on_argb32_neon;
-            qBlendFunctions[QImage::Format_RGB16][QImage::Format_RGB16] = qt_blend_rgb16_on_rgb16_neon;
-
-            qScaleFunctions[QImage::Format_RGB16][QImage::Format_ARGB32_Premultiplied] = qt_scale_image_argb32_on_rgb16_neon;
-            qScaleFunctions[QImage::Format_RGB16][QImage::Format_RGB16] = qt_scale_image_rgb16_on_rgb16_neon;
-
-            qTransformFunctions[QImage::Format_RGB16][QImage::Format_ARGB32_Premultiplied] = qt_transform_image_argb32_on_rgb16_neon;
-            qTransformFunctions[QImage::Format_RGB16][QImage::Format_RGB16] = qt_transform_image_rgb16_on_rgb16_neon;
-
-            qDrawHelper[QImage::Format_RGB16].alphamapBlit = qt_alphamapblit_quint16_neon;
-
-            functionForMode_C[QPainter::CompositionMode_SourceOver] = qt_blend_argb32_on_argb32_scanline_neon;
-            functionForModeSolid_C[QPainter::CompositionMode_SourceOver] = comp_func_solid_SourceOver_neon;
-            functionForMode_C[QPainter::CompositionMode_Plus] = comp_func_Plus_neon;
-            destFetchProc[QImage::Format_RGB16] = qt_destFetchRGB16_neon;
-            destStoreProc[QImage::Format_RGB16] = qt_destStoreRGB16_neon;
-
-            qMemRotateFunctions[QImage::Format_RGB16][0] = qt_memrotate90_16_neon;
-            qMemRotateFunctions[QImage::Format_RGB16][2] = qt_memrotate270_16_neon;
-            qt_memfill32 = qt_memfill32_neon;
-        }
+        functionForMode_C[QPainter::CompositionMode_SourceOver] = qt_blend_argb32_on_argb32_scanline_neon;
+        functionForModeSolid_C[QPainter::CompositionMode_SourceOver] = comp_func_solid_SourceOver_neon;
+        functionForMode_C[QPainter::CompositionMode_Plus] = comp_func_Plus_neon;
+        destFetchProc[QImage::Format_RGB16] = qt_destFetchRGB16_neon;
+        destStoreProc[QImage::Format_RGB16] = qt_destStoreRGB16_neon;
+
+        qMemRotateFunctions[QImage::Format_RGB16][0] = qt_memrotate90_16_neon;
+        qMemRotateFunctions[QImage::Format_RGB16][2] = qt_memrotate270_16_neon;
+        qt_memfill32 = qt_memfill32_neon;
+    }
 #endif
 
     if (functionForModeSolidAsm) {
diff --git a/src/gui/painting/qdrawhelper_arm_simd.cpp b/src/gui/painting/qdrawhelper_arm_simd.cpp
new file mode 100644
index 0000000..2a5f5e4
--- /dev/null
+++ b/src/gui/painting/qdrawhelper_arm_simd.cpp
@@ -0,0 +1,332 @@
+/****************************************************************************
+**
+** 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 QtGui 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 "qdrawhelper_arm_simd_p.h"
+
+#include <private/qpaintengine_raster_p.h>
+#include <private/qblendfunctions_p.h>
+
+#ifdef QT_HAVE_ARM_SIMD
+
+#if defined(Q_OS_SYMBIAN)
+#if !defined(__SWITCH_TO_ARM)
+#ifdef __MARM_THUMB__
+#ifndef __ARMCC__
+#define __SWITCH_TO_ARM      asm("push {r0} ");\
+                             asm("add r0, pc, #4 ");\
+                             asm("bx r0 ");\
+                             asm("nop ");\
+                             asm(".align 2 ");\
+                             asm(".code 32 ");\
+                             asm("ldr r0, [sp], #4 ")
+#define __END_ARM            asm(".code 16 ")
+#else
+#define __SWITCH_TO_ARM      asm(".code 32 ");
+#define __END_ARM
+#endif // __ARMCC__
+#else
+#define __SWITCH_TO_ARM
+#define __END_ARM
+#endif //__MARM_THUMB__
+#endif
+#endif
+
+#if defined(Q_OS_SYMBIAN) && defined(Q_CC_RVCT)
+__asm void qt_blend_argb32_on_argb32_arm_simd(uchar *destPixels, int dbpl,
+                                        const uchar *srcPixels, int sbpl,
+                                        int w, int h,
+                                        int const_alpha)
+{
+#ifndef __ARMCC__
+    __SWITCH_TO_ARM;
+#else
+    CODE32
+#endif // __ARMCC__
+
+    stmfd   sp!, {r4-r12, r14}
+
+    // read arguments off the stack
+    add     r8, sp, #10 * 4
+    ldmia   r8, {r4-r6}
+
+    // adjust dbpl and sbpl
+    mov     r14, #4
+    mul     r14, r4, r14
+    sub     r1, r1, r14
+    sub     r3, r3, r14
+
+    // load 0xFF00FF00 to r12
+    mov     r12, #0xFF000000
+    add     r12, r12, #0xFF00
+
+    // load 0x800080 to r14
+    mov     r14, #0x800000
+    add     r14, r14, #0x80
+
+    /*
+      Registers:
+       r0 dst
+       r1 dbpl
+       r2 src
+       r3 sbpl
+       r4 w
+       r5 h
+       r6 const_alpha
+       r12 0xFF0000
+       r14 0x800080
+    */
+
+    cmp     r6, #256 //test if we have fully opaque constant alpha value
+    bne     argb32constalpha // branch if not
+
+argb32_next_row
+
+    mov     r7, r4
+
+argb32_next_pixel
+
+    ldr     r8, [r2], #4 // load src pixel
+
+    // Negate r8 and extract src alpha
+    mvn     r11, r8 // bitwise not
+    uxtb    r11, r11, ror #24
+
+    cmp     r11, #0 // test for full src opacity (negated)
+    beq     argb32_no_blend
+
+    cmp     r11, #255 // test for full src transparency (negated)
+    addeq   r0, #4
+    beq     argb32_nop
+
+    ldr     r9, [r0] // load dst pixel
+
+    // blend
+    uxtb16  r10, r9
+    uxtb16  r6, r9, ror #8
+    mla     r10, r11, r10, r14
+    mla     r9, r6, r11, r14
+    uxtab16 r10, r10, r10, ror #8
+    uxtab16 r9, r9, r9, ror #8
+    and     r9, r9, r12
+    uxtab16 r10, r9, r10, ror #8
+
+    uqadd8  r8, r10, r8
+
+argb32_no_blend
+
+    str     r8, [r0], #4
+
+argb32_nop
+
+    subs    r7, r7, #1
+    bgt     argb32_next_pixel
+
+    add     r0, r0, r1 // dest = dest + dbpl
+    add     r2, r2, r3 // src = src + sbpl
+
+    subs    r5, r5, #1
+    bgt     argb32_next_row
+
+    b       argb32_blend_exit
+
+argb32constalpha
+
+    cmp     r6, #0
+    beq     argb32_blend_exit
+
+    ; const_alpha = (const_alpha * 255) >> 8;
+    mov     r11, #255
+    mul     r6, r6, r11
+    mov     r11, r6, lsr #8
+
+argb32constalpha_next_row
+
+    mov     r7, r4
+
+argb32constalpha_next_pixel
+
+    ldr     r9, [r2], #4 // load src pixel
+
+    // blend
+    uxtb16  r10, r9
+    uxtb16  r6, r9, ror #8
+    mla     r10, r11, r10, r14
+    mla     r9, r6, r11, r14
+    uxtab16 r10, r10, r10, ror #8
+    uxtab16 r9, r9, r9, ror #8
+    and     r9, r9, r12
+    uxtab16 r8, r9, r10, ror #8
+
+    ldr     r9, [r0] // load dst pixel
+
+    // blend
+    uxtb16  r10, r9
+    uxtb16  r6, r9, ror #8
+
+    // Negate r11 and extract src alpha
+    mvn     r9, r11 // bitwise not
+    uxtb    r9, r9, ror #24
+
+    mla     r10, r9, r10, r14
+    mla     r9, r6, r9, r14
+    uxtab16 r10, r10, r10, ror #8
+    uxtab16 r9, r9, r9, ror #8
+    and     r9, r9, r12
+    uxtab16 r10, r9, r10, ror #8
+
+    uqadd8  r8, r10, r8
+
+    str     r8, [r0], #4
+
+    subs    r7, r7, #1
+    bgt     argb32constalpha_next_pixel
+
+    add     r0, r0, r1 // dest = dest + dbpl
+    add     r2, r2, r3 // src = src + sbpl
+
+    subs    r5, r5, #1
+    bgt     argb32constalpha_next_row
+
+argb32_blend_exit
+
+    // Restore registers
+    ldmfd   sp!, {r4-r12, lr}
+    bx      lr
+
+    __END_ARM
+}
+
+void qt_blend_rgb32_on_rgb32_arm_simd(uchar *destPixels, int dbpl,
+                             const uchar *srcPixels, int sbpl,
+                             int w, int h,
+                             int const_alpha)
+{
+    if (const_alpha != 256) {
+        qt_blend_argb32_on_argb32_arm_simd(destPixels, dbpl, srcPixels, sbpl, w, h, const_alpha);
+        return;
+    }
+
+    const uint *src = (const uint *) srcPixels;
+    uint *dst = (uint *) destPixels;
+    if (w <= 64) {
+        for (int y=0; y<h; ++y) {
+            qt_memconvert(dst, src, w);
+            dst = (quint32 *)(((uchar *) dst) + dbpl);
+            src = (const quint32 *)(((const uchar *) src) + sbpl);
+        }
+    } else {
+        int len = w * 4;
+        for (int y=0; y<h; ++y) {
+            memcpy(dst, src, len);
+            dst = (quint32 *)(((uchar *) dst) + dbpl);
+            src = (const quint32 *)(((const uchar *) src) + sbpl);
+        }
+    }
+}
+
+#else // defined(Q_OS_SYMBIAN) && defined(Q_CC_RVCT)
+
+// TODO: add GNU assembler instructions and support for other platforms.
+//       Default to C code for now
+
+void qt_blend_argb32_on_argb32_arm_simd(uchar *destPixels, int dbpl,
+                                        const uchar *srcPixels, int sbpl,
+                                        int w, int h,
+                                        int const_alpha)
+{
+    const uint *src = (const uint *) srcPixels;
+    uint *dst = (uint *) destPixels;
+    if (const_alpha == 256) {
+        for (int y=0; y<h; ++y) {
+            for (int x=0; x<w; ++x) {
+                uint s = src[x];
+                if (s >= 0xff000000)
+                    dst[x] = s;
+                else if (s != 0)
+                    dst[x] = s + BYTE_MUL(dst[x], qAlpha(~s));
+            }
+            dst = (quint32 *)(((uchar *) dst) + dbpl);
+            src = (const quint32 *)(((const uchar *) src) + sbpl);
+        }
+    } else if (const_alpha != 0) {
+        const_alpha = (const_alpha * 255) >> 8;
+        for (int y=0; y<h; ++y) {
+            for (int x=0; x<w; ++x) {
+                uint s = BYTE_MUL(src[x], const_alpha);
+                dst[x] = s + BYTE_MUL(dst[x], qAlpha(~s));
+            }
+            dst = (quint32 *)(((uchar *) dst) + dbpl);
+            src = (const quint32 *)(((const uchar *) src) + sbpl);
+        }
+    }
+}
+
+void qt_blend_rgb32_on_rgb32_arm_simd(uchar *destPixels, int dbpl,
+                             const uchar *srcPixels, int sbpl,
+                             int w, int h,
+                             int const_alpha)
+{
+    if (const_alpha != 256) {
+        qt_blend_argb32_on_argb32_arm_simd(destPixels, dbpl, srcPixels, sbpl, w, h, const_alpha);
+        return;
+    }
+
+    const uint *src = (const uint *) srcPixels;
+    uint *dst = (uint *) destPixels;
+    if (w <= 64) {
+        for (int y=0; y<h; ++y) {
+            qt_memconvert(dst, src, w);
+            dst = (quint32 *)(((uchar *) dst) + dbpl);
+            src = (const quint32 *)(((const uchar *) src) + sbpl);
+        }
+    } else {
+        int len = w * 4;
+        for (int y=0; y<h; ++y) {
+            memcpy(dst, src, len);
+            dst = (quint32 *)(((uchar *) dst) + dbpl);
+            src = (const quint32 *)(((const uchar *) src) + sbpl);
+        }
+    }
+}
+
+#endif
+
+#endif // QT_HAVE_ARMV_SIMD
diff --git a/src/gui/painting/qdrawhelper_armv6_p.h b/src/gui/painting/qdrawhelper_arm_simd_p.h
index e58f8bb..6c96a84 100644
--- a/src/gui/painting/qdrawhelper_armv6_p.h
+++ b/src/gui/painting/qdrawhelper_arm_simd_p.h
@@ -39,8 +39,8 @@
 **
 ****************************************************************************/
 
-#ifndef QDRAWHELPER_ARMV6_P_H
-#define QDRAWHELPER_ARMV6_P_H
+#ifndef QDRAWHELPER_ARM_SIMD_P_H
+#define QDRAWHELPER_ARM_SIMD_P_H
 
 //
 //  W A R N I N G
@@ -57,25 +57,20 @@
 
 QT_BEGIN_NAMESPACE
 
-#if defined(Q_CC_RVCT) && defined(QT_HAVE_ARMV6)
+#if defined(QT_HAVE_ARM_SIMD)
 
-extern "C" void qt_blend_rgb32_on_rgb32_armv6(uchar *destPixels, int dbpl,
+void qt_blend_argb32_on_argb32_arm_simd(uchar *destPixels, int dbpl,
                                             const uchar *srcPixels, int sbpl,
                                             int w, int h,
                                             int const_alpha);
 
-extern "C" void qt_blend_argb32_on_argb32_armv6(uchar *destPixels, int dbpl,
+void qt_blend_rgb32_on_rgb32_arm_simd(uchar *destPixels, int dbpl,
                                             const uchar *srcPixels, int sbpl,
                                             int w, int h,
                                             int const_alpha);
 
-extern "C" void qt_memfill32_armv6(quint32 *dest, quint32 value, int count);
-
-extern "C" void comp_func_Source_armv6(uint *dest, const uint *src, int length, uint const_alpha);
-extern "C" void comp_func_SourceOver_armv6(uint *dest, const uint *src, int length, uint const_alpha);
-
-#endif // QT_HAVE_ARMV6
+#endif // QT_HAVE_ARM_SIMD
 
 QT_END_NAMESPACE
 
-#endif // QDRAWHELPER_ARMV6_P_H
+#endif // QDRAWHELPER_ARM_SIMD_P_H
diff --git a/src/gui/painting/qdrawhelper_armv6_rvct.inc b/src/gui/painting/qdrawhelper_armv6_rvct.inc
deleted file mode 100644
index 8c6d803..0000000
--- a/src/gui/painting/qdrawhelper_armv6_rvct.inc
+++ /dev/null
@@ -1,496 +0,0 @@
-;****************************************************************************
-;**
-;** 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 QtGui 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.
-;**
-;**
-;**
-;**
-;**
-;**
-;**
-;**
-;** $QT_END_LICENSE$
-;**
-;****************************************************************************
-
-;
-;  W A R N I N G
-;  -------------
-;
-; This file is not part of the Qt API.  It exists purely as an
-; implementation detail.  This header file may change from version to
-; version without notice, or even be removed.
-;
-; We mean it.
-;
-
-;-----------------------------------------------------------------------------
-; Globals.
-; Earch marcro expects that caller has loaded 0x800080 to r14.
-;-----------------------------------------------------------------------------
-
-ComponentHalf	EQU	0x800080
-
-;-----------------------------------------------------------------------------
-; ARM assembly implementations of accelerated graphics operations.
-;
-; Conventions:
-;
-; 	- r0 = Target buffer pointer
-;	- r1 = Source buffer pointer
-; 	- r2 = Length of the buffer to blend
-;	- r3 = Constant alpha for source buffer
-;
-;-----------------------------------------------------------------------------
-
-; A macro for transparently defining ARM functions
-		MACRO
-$func	Function
-		AREA Function_$func, CODE
-		GLOBAL $func
-		ALIGN 4
-		CODE32
-$func
-		MEND
-
-
-;-----------------------------------------------------------------------------
-; Armv6 boosted implementation of BYTE_MUL(...) function found in qdrawhelper_p.h.
-;
-;  @param dst	Destination register where to store the result
-;  @param x     Value to multiply
-;  @param a     Multiplicator byte
-;  @param r14   Component half 0x800080
-;
-;  @note Trashes x, r8
-;-----------------------------------------------------------------------------
-		MACRO
-		ByteMul $dst, $x, $a
-
-		; static inline uint BYTE_MUL(uint x, uint a)
-
-		; uint r8 = (x & 0xff00ff) * a + 0x800080
-		uxtb16	r8, $x	; r8 = r8 & 0x00FF00FF
-		mla		r8, r8, $a, r14
-
-		; x = ((r >> 8) & 0xff00ff) * a + 0x800080
-		uxtb16	$x, $x, ror #8
-		mla		$x, $x, $a, r14
-
-
-		; r8 = (r8 + ((r8 >> 8) & 0xff00ff) ) >> 8
-		; r8 &= 0xff00ff
-		uxtab16	r8, r8, r8, ror #8
-		uxtb16	r8, r8, ror #8
-
-		; x = x + ((x >>8) & 0xff00ff)
-		uxtab16	$x, $x, $x, ror #8
-
-		; x &= 0xff00ff00
-		; x |= r8
-		uxtb16	$x, $x, ror #8
-		orr		$dst, r8, $x, lsl #8
-
-		MEND
-
-;-----------------------------------------------------------------------------
-; Armv6 boosted implementation of INTERPOLATE_PIXEL_255(...) function found in
-; qdrawhelper_p.h.
-;
-;  @param dst	Destination register where to store the result
-;  @param x     First value to multiply
-;  @param a		Multiplicator byte for first value
-;  @param y     Second value to multiply
-;  @param b     Multiplicator byte for second value
-;  @param r14   Component half 0x800080
-;
-;
-;  @note Trashes x, r8, r14
-;-----------------------------------------------------------------------------
-		MACRO
-		InterpolatePixel255 $dst, $x, $a, $y, $b
-
-		; static inline uint INTERPOLATE_PIXEL_255(uint x, uint a, uint y, uint b)
-
-		; First calculate the parts where we need 0x800080
-
-		; uint r8 = (((x & 0xff00ff) * a) + 0x800080)
-		uxtb16	r8, $x	; r8 = r8 & 0x00FF00FF
-		mla		r8, r8, $a, r14
-
-		; x = ((((x >> 8) & 0xff00ff) * a) + 0x800080)
-		uxtb16	$x, $x, ror #8
-		mla		$x, $x, $a, r14
-
-		; Now we are trashing r14 to free it for other purposes
-
-		; uint r14 = (y & 0xff00ff) * b
-		uxtb16	r14, $y	; r14 = y & 0x00FF00FF
-		mul		r14, r14, $b
-
-		; r8 = r8 + r14
-		add		r8, r8, r14
-
-		; r8 = (r8 + ((r8 >> 8) & 0xff00ff) ) >> 8
-		; r8 &= 0xff00ff
-		uxtab16	r8, r8, r8, ror #8
-		uxtb16	r8, r8, ror #8
-
-		; r14 = ((y >> 8) & 0xff00ff) * b
-		uxtb16	r14, $y, ror #8	; r14 = ((y >> 8) & 0xFF00FF)
-		mul		r14, r14, $b
-
-		; x = x + r14
-		add		$x, $x, r14
-
-		; x = x + ((x >>8) & 0xff00ff)
-		uxtab16	$x, $x, $x, ror #8
-
-		; x &= 0xff00ff00
-		; x |= r8
-		uxtb16	$x, $x, ror #8
-		orr		$dst, r8, $x, lsl #8
-
-		MEND
-
-;-----------------------------------------------------------------------------
-;
-;-----------------------------------------------------------------------------
-		MACRO
-$label	Blend4Pixels $BlendPixel
-
-		; Blend first 4 pixels
-
-		ldmia	r1!, {r4-r7}
-		ldm		r0, {r9-r12}
-
-b4p1_$label	$BlendPixel r9, r4, r3
-b4p2_$label	$BlendPixel r10, r5, r3
-b4p3_$label	$BlendPixel r11, r6, r3
-b4p4_$label	$BlendPixel r12, r7, r3
-
-		stmia 	r0!, {r9-r12}
-
-		MEND
-
-;-----------------------------------------------------------------------------
-;
-;-----------------------------------------------------------------------------
-		MACRO
-$label	Blend8Pixels $BlendPixel
-
-b8p1_$label Blend4Pixels $BlendPixel
-b8p2_$label Blend4Pixels $BlendPixel
-
-		MEND
-
-;-----------------------------------------------------------------------------
-;
-;-----------------------------------------------------------------------------
-		MACRO
-$label	Blend16Pixels $BlendPixel
-
-b16p1_$label Blend8Pixels $BlendPixel
-b16p2_$label Blend8Pixels $BlendPixel
-
-		MEND
-
-;-----------------------------------------------------------------------------
-;
-;-----------------------------------------------------------------------------
-		MACRO
-$label	Blend32Pixels $BlendPixel
-
-b32p1_$label Blend16Pixels $BlendPixel
-b32p2_$label Blend16Pixels $BlendPixel
-
-		MEND
-
-;-----------------------------------------------------------------------------
-; A macro for source over compositing one row of pixels and saving the results
-; to destination buffer.
-;
-; @param dest			Destination	buffer						(r0)
-; @param src			Source buffer							(r1)
-; @param length			Length									(r2)
-; @param const_alpha	Constant alpha					  		(r3)
-; @param r14 			Component Half (0x800080)		  		(r14)
-;
-;  @note Advances r0, r1
-;  @note Trashes r2, r4-r12
-;-----------------------------------------------------------------------------
-		MACRO
-$label	BlendRow $BlendPixel
-
-		pld		[r1]
-
-bloop_$label
-		; Blend 32 pixels per loop iteration
-		subs	r2, r2, #32
-		bmi		b_remaining_$label
-
-brp1_$label	Blend32Pixels $BlendPixel
-
-		b		bloop_$label
-
-b_remaining_$label
-
-		; Remaining 31 pixels
-
-		addmi	r2, r2, #32
-
-		; Blend 16 pixels
-		tst		r2, #16
-		beq		b_remaining8_$label
-
-brp2_$label Blend16Pixels $BlendPixel
-
-b_remaining8_$label
-
-		; Blend 8 pixels
-		tst		r2, #8
-		beq		b_remaining4_$label
-
-brp3_$label Blend8Pixels $BlendPixel
-
-b_remaining4_$label
-
-		; Blend 4 pixels
-		tst		r2, #4
-		beq		b_remaining3_$label
-
-brp4_$label Blend4Pixels $BlendPixel
-
-b_remaining3_$label
-
-		; Remaining 3 pixels
-
-		tst		r2, #2
-		beq		b_last_$label
-
-		ldmia 	r1!, {r4-r5}
-		ldm	  	r0,  {r9-r10}
-
-brp5_$label	$BlendPixel r9, r4, r3
-brp6_$label	$BlendPixel r10, r5, r3
-
-		stmia 	r0!, {r9-r10}
-
-b_last_$label
-
-		tst		r2, #1
-		beq		bexit_$label
-
-		ldr		r4, [r1]
-		ldr		r9, [r0]
-
-bpl_$label	$BlendPixel r9, r4, r3
-
-		str 	r9, [r0]
-
-bexit_$label
-
-		MEND
-
-;-----------------------------------------------------------------------------
-; A macro for source over compositing one row of pixels and saving the results
-; to destination buffer. Restores all registers.
-;
-; @param dest			Destination	buffer						(r0)
-; @param src			Source buffer							(r1)
-; @param length			Length									(r2)
-; @param const_alpha	Constant alpha					  		(r3)
-; @param r14 			Component Half (0x800080)		  		(r14)
-;
-;  @note Advances r0, r1
-;  @note Trashes r2, r4-r12
-;-----------------------------------------------------------------------------
-		MACRO
-$label	BlendRowSafe $BlendPixel
-
-		stmfd	sp!, {r0-r6} ; Preserves registers only up to r6
-
-brs_$label  BlendRow $BlendPixel
-
-		ldmfd	sp!, {r0-r6}
-
-		MEND
-
-
-;-----------------------------------------------------------------------------
-; Pix Copy.
-; NOTE! Cache line size of ARM1136JF-S and ARM1136J-S is 32 bytes (8 pixels).
-;
-; @param dst			Destination	pixels						(r0)
-; @param src			Source pixels							(r1)
-; @param len			Length									(r2)
-;
-;  @note Trashes r3-r10
-;-----------------------------------------------------------------------------
-		MACRO
-$label	PixCpy $dst, $src, $len
-
-		pld		[$src]
-
-pcpy_loop_$label
-		; Copy 8 pixels per loop iteration
-		pld		[$src, #96]
-		subs	$len, $len, #8
-		ldmgeia	$src!, {r3-r10}
-		stmgeia	$dst!, {r3-r10}
-		bgt		pcpy_loop_$label
-
-pcpy_remaining_$label
-
-		; Copy up to 7 remaining pixels
-
-		; Copy 4 pixels
-		tst		$len, #4
-		ldmneia	$src!, {r3-r6}
-		stmneia	$dst!, {r3-r6}
-
-		tst		$len, #2
-		ldmneia	$src!, {r3-r4}
-		stmneia	$dst!, {r3-r4}
-
-		tst		$len, #1
-		ldrne	r3, [$src]
-		strne 	r3, [$dst]
-
-		MEND
-
-;-----------------------------------------------------------------------------
-; General Pix Copy. Maximum 8 pixels at time. Restores all registers.
-;
-; @param dst			Destination	pixels						(r0)
-; @param src			Source pixels							(r1)
-; @param len			Length									(r2)
-;
-;  @note Trashes r3-r10
-;-----------------------------------------------------------------------------
-		MACRO
-$label	PixCpySafe $dst, $src, $len
-
-		stmfd	sp!, {r0-r6} ; Preserves registers only up to r6
-
-pcs_$label  PixCpy $dst, $src, $len
-
-		ldmfd	sp!, {r0-r6}		; pop
-
-		MEND
-
-
-;-----------------------------------------------------------------------------
-; A macro for source over compositing one pixel and saving the result to
-; dst register.
-;
-;  @param dst      Destination register, must contain destination pixel upon entry
-;  @param src 	   Source register, must contain source pixel upon entry
-;  @param const_alpha Constant source alpha
-;  @param r14	   Component half 0x800080
-;
-;  @note Trashes const_alpha, r8
-;-----------------------------------------------------------------------------
-		MACRO
-$label	PixelSourceOver $dst, $src, $const_alpha
-
-		; Negate src and extract alpha
-		mvn		$const_alpha, $src ; bitwise not
-		uxtb	$const_alpha, $const_alpha, ror #24	; r3 = ((r3 & 0xFF000000) >> 24);
-
-		;cmp		$const_alpha, #255	; test for full transparency ( negated )
-		;beq		exit_$label
-		cmp     $const_alpha, #0	            ; test for full opacity ( negated )
-		moveq	$dst, $src
-		beq		exit_$label
-
-		ByteMul	$dst, $dst, $const_alpha
-		add		$dst, $src, $dst
-
-exit_$label
-		MEND
-
-;-----------------------------------------------------------------------------
-; A macro for source over compositing one pixel and saving the result to
-; dst register.
-;
-;  @param dst      Destination register, must contain destination pixel upon entry
-;  @param src 	   Source register, must contain source pixel upon entry
-;  @param const_alpha Constant source alpha
-;  @param r14	   Component half 0x800080
-;
-;  @note Trashes src, const_alpha, r8
-;-----------------------------------------------------------------------------
-		MACRO
-$label	PixelSourceOverConstAlpha $dst, $src, $const_alpha
-
-		; store alpha because we are going to trash it
-		stmfd	sp!, {$const_alpha}
-
-		ByteMul	$src, $src, $const_alpha
-
-		; Negate src and extract alpha
-		mvn		$const_alpha, $src ; bitwise not
-		uxtb	$const_alpha, $const_alpha, ror #24	; r3 = ((r3 & 0xFF000000) >> 24);
-
-		ByteMul	$dst, $dst, $const_alpha
-
-		add		$dst, $src, $dst
-
-		; recover alpha
-		ldmfd	sp!, {$const_alpha}
-
-		MEND
-
-;-----------------------------------------------------------------------------
-; A macro for source over compositing one pixel and saving the result to
-; a register.
-;
-;  @param dst      Destination register, must contain destination pixel upon entry
-;  @param src 	   Source register, must contain source pixel upon entry
-;  @param const_alpha Constant source alpha
-;  @param r14	   Component half 0x800080
-;
-;  @note Trashes src, r8
-;-----------------------------------------------------------------------------
-		MACRO
-$label	PixelSourceConstAlpha $dst, $src, $const_alpha
-
-		; store r2 and r14 because we are going to trash them
-		stmfd	sp!, {r2, r14}
-
-		rsb		r2, $const_alpha, #255
-		InterpolatePixel255 $dst, $src, $const_alpha, $dst, r2
-
-		; recover r2 and r14
-		ldmfd	sp!, {r2, r14}
-
-		MEND
-
-		END ; File end
diff --git a/src/gui/painting/qdrawhelper_armv6_rvct.s b/src/gui/painting/qdrawhelper_armv6_rvct.s
deleted file mode 100644
index 180980a..0000000
--- a/src/gui/painting/qdrawhelper_armv6_rvct.s
+++ /dev/null
@@ -1,177 +0,0 @@
-;****************************************************************************
-;**
-;** 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 QtGui 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.
-;**
-;**
-;**
-;**
-;**
-;**
-;**
-;**
-;** $QT_END_LICENSE$
-;**
-;****************************************************************************
-
-;
-;  W A R N I N G
-;  -------------
-;
-; This file is not part of the Qt API.  It exists purely as an
-; implementation detail.  This header file may change from version to
-; version without notice, or even be removed.
-;
-; We mean it.
-;
-
-		ARM
-		PRESERVE8
-
-		INCLUDE		qdrawhelper_armv6_rvct.inc
-
-;-----------------------------------------------------------------------------
-; qt_memfill32_armv6
-;
-; @brief Not yet in use!
-;
-; @param dest			Destination	buffer						(r0)
-; @param value			Value									(r1)
-; @param count			Count									(r2)
-;
-;---------------------------------------------------------------------------
-qt_memfill32_armv6 Function
-		stmfd	sp!, {r4-r12, r14}
-
-		mov		r3, r1
-		mov		r4, r1
-		mov		r5, r1
-		mov		r6, r1
-		mov		r7, r1
-		mov		r8, r1
-		mov		r9, r1
-
-mfill_loop
-		; Fill 32 pixels per loop iteration
-		subs	r2, r2, #32
-		stmgeia	r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
-		stmgeia	r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
-		stmgeia	r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
-		stmgeia	r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
-		bgt		mfill_loop
-
-mfill_remaining
-
-		; Fill up to 31 remaining pixels
-
-		; Fill 16 pixels
-		tst		r2, #16
-		stmneia	r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
-		stmneia	r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
-
-		; Fill 8 pixels
-		tst		r2, #8
-		stmneia	r0!, {r1, r3, r4, r5, r6, r7, r8, r9}
-
-		; Fill 4 pixels
-		tst		r2, #4
-		stmneia	r0!, {r1, r3, r4, r5}
-
-		; Fill 2 pixels
-		tst		r2, #2
-		stmneia	r0!, {r1, r3}
-
-		; Fill last one
-		tst		r2, #1
-		strne 	r1, [r0]
-
-		ldmfd	sp!, {r4-r12, pc}		; pop and return
-
-;-----------------------------------------------------------------------------
-; comp_func_Source_arm
-;
-; @brief
-;
-; @param dest			Destination	buffer						(r0)
-; @param src			Source buffer							(r1)
-; @param length			Length									(r2)
-; @param const_alpha	Constant alpha							(r3)
-;
-;---------------------------------------------------------------------------
-comp_func_Source_armv6 Function
-		stmfd	sp!, {r4-r12, r14}
-
-		cmp		r3, #255 ; if(r3 == 255)
-		bne		src2 ; branch if not
-
-src1	PixCpy	r0, r1, r2
-
-		ldmfd	sp!, {r4-r12, pc}		; pop and return
-
-src2
-		;ldr		r14, =ComponentHalf ; load 0x800080 to r14
-		mov		r14, #0x800000
-		add		r14, r14, #0x80
-
-src22   BlendRow PixelSourceConstAlpha
-
-		ldmfd	sp!, {r4-r12, pc}		; pop and return
-
-;-----------------------------------------------------------------------------
-; comp_func_SourceOver_arm
-;
-; @brief
-;
-; @param dest			Destination	buffer						(r0)
-; @param src			Source buffer							(r1)
-; @param length			Length									(r2)
-; @param const_alpha	Constant alpha							(r3)
-;
-;---------------------------------------------------------------------------
-comp_func_SourceOver_armv6 Function
-		stmfd	sp!, {r4-r12, r14}
-
-		;ldr		r14, =ComponentHalf ; load 0x800080 to r14
-		mov		r14, #0x800000
-		add		r14, r14, #0x80
-
-		cmp		r3, #255 ; if(r3 == 255)
-		bne		srcovr2 ; branch if not
-
-srcovr1	 BlendRow PixelSourceOver
-
-		ldmfd	sp!, {r4-r12, pc}		; pop and return
-
-srcovr2
-
-srcovr22  BlendRow PixelSourceOverConstAlpha
-
-		ldmfd	sp!, {r4-r12, pc}		; pop and return
-
-
-		END	; File end
diff --git a/src/gui/painting/qgraphicssystem_qws.cpp b/src/gui/painting/qgraphicssystem_qws.cpp
index f5dab4b..03a0d11 100644
--- a/src/gui/painting/qgraphicssystem_qws.cpp
+++ b/src/gui/painting/qgraphicssystem_qws.cpp
@@ -49,7 +49,7 @@ QT_BEGIN_NAMESPACE
 QPixmapData *QWSGraphicsSystem::createPixmapData(QPixmapData::PixelType type) const
 {
     if (screen->pixmapDataFactory())
-        return screen->pixmapDataFactory()->create(type); //### For 4.4 compatability
+        return screen->pixmapDataFactory()->create(type); //### For 4.4 compatibility
     else
         return new QRasterPixmapData(type);
 }
diff --git a/src/gui/painting/qimagescale.cpp b/src/gui/painting/qimagescale.cpp
index 8580775..7383308 100644
--- a/src/gui/painting/qimagescale.cpp
+++ b/src/gui/painting/qimagescale.cpp
@@ -304,7 +304,7 @@ QImageScaleInfo* QImageScale::qimageCalcScaleInfo(const QImage &img,
     return(isi);
 }
 
-/* FIXME: NEED to optimise ScaleAARGBA - currently its "ok" but needs work*/
+/* FIXME: NEED to optimize ScaleAARGBA - currently its "ok" but needs work*/
 
 /* scale by area sampling */
 static void qt_qimageScaleAARGBA(QImageScaleInfo *isi, unsigned int *dest,
diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp
index c92d291..89202ac 100644
--- a/src/gui/painting/qpaintengine_raster.cpp
+++ b/src/gui/painting/qpaintengine_raster.cpp
@@ -40,6 +40,7 @@
 ****************************************************************************/
 
 #include <QtCore/qglobal.h>
+#include <QtCore/qmutex.h>
 
 #define QT_FT_BEGIN_HEADER
 #define QT_FT_END_HEADER
@@ -874,9 +875,10 @@ void QRasterPaintEngine::updateState()
     if (s->dirty & DirtyTransform)
         updateMatrix(s->matrix);
 
-    if (s->dirty & (DirtyPen|DirtyCompositionMode)) {
+    if (s->dirty & (DirtyPen|DirtyCompositionMode|DirtyOpacity)) {
         const QPainter::CompositionMode mode = s->composition_mode;
         s->flags.fast_text = (s->penData.type == QSpanData::Solid)
+                       && s->intOpacity == 256
                        && (mode == QPainter::CompositionMode_Source
                            || (mode == QPainter::CompositionMode_SourceOver
                                && qAlpha(s->penData.solid.color) == 255));
@@ -900,6 +902,7 @@ void QRasterPaintEngine::opacityChanged()
     s->fillFlags |= DirtyOpacity;
     s->strokeFlags |= DirtyOpacity;
     s->pixmapFlags |= DirtyOpacity;
+    s->dirty |= DirtyOpacity;
     s->intOpacity = (int) (s->opacity * 256);
 }
 
@@ -1102,7 +1105,7 @@ void QRasterPaintEnginePrivate::updateMatrixData(QSpanData *spanData, const QBru
     Q_Q(QRasterPaintEngine);
     bool bilinear = q->state()->flags.bilinear;
 
-    if (b.d->transform.type() > QTransform::TxNone) { // FALCON: optimise
+    if (b.d->transform.type() > QTransform::TxNone) { // FALCON: optimize
         spanData->setupMatrix(b.transform() * m, bilinear);
     } else {
         if (m.type() <= QTransform::TxTranslate) {
@@ -3300,7 +3303,7 @@ void QRasterPaintEngine::drawStaticTextItem(QStaticTextItem *textItem)
     ensureState();
 
     drawCachedGlyphs(textItem->numGlyphs, textItem->glyphs, textItem->glyphPositions,
-                     textItem->fontEngine);
+                     textItem->fontEngine());
 }
 
 /*!
@@ -4946,6 +4949,7 @@ public:
         for (int i = 0; i < stops.size() && i <= 2; i++)
             hash_val += stops[i].second.rgba();
 
+        QMutexLocker lock(&mutex);
         QGradientColorTableHash::const_iterator it = cache.constFind(hash_val);
 
         if (it == cache.constEnd())
@@ -4979,6 +4983,7 @@ protected:
     }
 
     QGradientColorTableHash cache;
+    QMutex mutex;
 };
 
 void QGradientCache::generateGradientColorTable(const QGradient& gradient, uint *colorTable, int size, int opacity) const
diff --git a/src/gui/painting/qpainter.cpp b/src/gui/painting/qpainter.cpp
index 9afb62f..3601c8e 100644
--- a/src/gui/painting/qpainter.cpp
+++ b/src/gui/painting/qpainter.cpp
@@ -5746,7 +5746,7 @@ void QPainterPrivate::drawGlyphs(const quint32 *glyphArray, const QPointF *posit
         QStaticTextItem staticTextItem;
         staticTextItem.color = state->pen.color();
         staticTextItem.font = state->font;
-        staticTextItem.fontEngine = fontEngine;
+        staticTextItem.setFontEngine(fontEngine);
         staticTextItem.numGlyphs = glyphCount;
         staticTextItem.glyphs = reinterpret_cast<glyph_t *>(const_cast<glyph_t *>(glyphArray));
         staticTextItem.glyphPositions = positions.data();
@@ -5938,7 +5938,7 @@ void QPainter::drawStaticText(const QPointF &topLeftPosition, const QStaticText
         d->extended->drawStaticTextItem(item);
 
         drawDecorationForGlyphs(this, item->glyphs, item->glyphPositions,
-                                item->numGlyphs, item->fontEngine, staticText_d->font,
+                                item->numGlyphs, item->fontEngine(), staticText_d->font,
                                 QTextCharFormat());
     }
     if (currentColor != oldPen.color())
diff --git a/src/gui/painting/qpdf.cpp b/src/gui/painting/qpdf.cpp
index ba5d164..bd68d2a 100644
--- a/src/gui/painting/qpdf.cpp
+++ b/src/gui/painting/qpdf.cpp
@@ -1390,7 +1390,7 @@ int QPdfBaseEngine::metric(QPaintDevice::PaintDeviceMetric metricType) const
 void QPdfBaseEngine::setProperty(PrintEnginePropertyKey key, const QVariant &value)
 {
     Q_D(QPdfBaseEngine);
-    switch (key) {
+    switch (int(key)) {
     case PPK_CollateCopies:
         d->collate = value.toBool();
         break;
@@ -1480,7 +1480,7 @@ QVariant QPdfBaseEngine::property(PrintEnginePropertyKey key) const
     Q_D(const QPdfBaseEngine);
 
     QVariant ret;
-    switch (key) {
+    switch (int(key)) {
     case PPK_CollateCopies:
         ret = d->collate;
         break;
diff --git a/src/gui/painting/qregion.h b/src/gui/painting/qregion.h
index bc4da28..acb20c1 100644
--- a/src/gui/painting/qregion.h
+++ b/src/gui/painting/qregion.h
@@ -201,7 +201,7 @@ private:
         Region rgn;
         void *xrectangles;
 #elif defined(Q_WS_MAC) && !defined(QT_MAC_USE_COCOA)
-        mutable RgnHandle unused; // Here for binary compatability reasons. ### Qt 5 remove.
+        mutable RgnHandle unused; // Here for binary compatibility reasons. ### Qt 5 remove.
 #endif
 #if defined(Q_WS_QWS) || defined(Q_WS_X11) || defined(Q_WS_MAC) || defined(Q_WS_WIN) || defined(Q_OS_SYMBIAN)
         QRegionPrivate *qt_rgn;
diff --git a/src/gui/painting/qtextureglyphcache.cpp b/src/gui/painting/qtextureglyphcache.cpp
index b609f7b..eab9cf6 100644
--- a/src/gui/painting/qtextureglyphcache.cpp
+++ b/src/gui/painting/qtextureglyphcache.cpp
@@ -65,7 +65,7 @@ static inline int qt_next_power_of_two(int v)
     return v;
 }
 
-void QTextureGlyphCache::populate(QFontEngine *fontEngine, int numGlyphs, const glyph_t *glyphs,
+bool QTextureGlyphCache::populate(QFontEngine *fontEngine, int numGlyphs, const glyph_t *glyphs,
                                   const QFixedPoint *)
 {
 #ifdef CACHE_DEBUG
@@ -119,7 +119,7 @@ void QTextureGlyphCache::populate(QFontEngine *fontEngine, int numGlyphs, const
         rowHeight = qMax(rowHeight, glyph_height);
     }
     if (listItemCoordinates.isEmpty())
-        return;
+        return true;
 
     rowHeight += margin * 2 + paddingDoubled;
     if (isNull())
@@ -143,13 +143,20 @@ void QTextureGlyphCache::populate(QFontEngine *fontEngine, int numGlyphs, const
                 // no room on the current line, start new glyph strip
                 m_cx = 0;
                 m_cy += m_currentRowHeight + paddingDoubled;
-                m_currentRowHeight = 0; // New row
+                m_currentRowHeight = c.h + margin * 2; // New row
             }
         }
         if (m_cy + c.h > m_h) {
             int new_height = m_h*2;
             while (new_height < m_cy + c.h)
                 new_height *= 2;
+
+            if (maxTextureHeight() > 0 && new_height > maxTextureHeight()) {
+                // We can't make a new texture of the required size, so
+                // bail out
+                return false;
+            }
+
             // if no room in the current texture - realloc a larger texture
             resizeTextureData(m_w, new_height);
             m_h = new_height;
@@ -165,7 +172,7 @@ void QTextureGlyphCache::populate(QFontEngine *fontEngine, int numGlyphs, const
         ++iter;
     }
 
-
+    return true;
 }
 
 QImage QTextureGlyphCache::textureMapForGlyph(glyph_t g) const
@@ -259,11 +266,14 @@ void QImageTextureGlyphCache::fillTexture(const Coord &c, glyph_t g)
     }
 #endif
 
-    if (m_type == QFontEngineGlyphCache::Raster_RGBMask) {
-        QPainter p(&m_image);
+    if (m_type == QFontEngineGlyphCache::Raster_RGBMask) {        
+        QImage ref(m_image.bits() + (c.x * 4 + c.y * m_image.bytesPerLine()),
+                   qMax(mask.width(), c.w), qMax(mask.height(), c.h), m_image.bytesPerLine(),
+                   m_image.format());
+        QPainter p(&ref);
         p.setCompositionMode(QPainter::CompositionMode_Source);
-        p.fillRect(c.x, c.y, c.w, c.h, QColor(0,0,0,0)); // TODO optimize this
-        p.drawImage(c.x, c.y, mask);
+        p.fillRect(0, 0, c.w, c.h, QColor(0,0,0,0)); // TODO optimize this
+        p.drawImage(0, 0, mask);
         p.end();
     } else if (m_type == QFontEngineGlyphCache::Raster_Mono) {
         if (mask.depth() > 1) {
diff --git a/src/gui/painting/qtextureglyphcache_p.h b/src/gui/painting/qtextureglyphcache_p.h
index e6d2b22..94cb555 100644
--- a/src/gui/painting/qtextureglyphcache_p.h
+++ b/src/gui/painting/qtextureglyphcache_p.h
@@ -96,7 +96,7 @@ public:
         int baseLineY;
     };
 
-    void populate(QFontEngine *fontEngine, int numGlyphs, const glyph_t *glyphs,
+    bool populate(QFontEngine *fontEngine, int numGlyphs, const glyph_t *glyphs,
                   const QFixedPoint *positions);
 
     virtual void createTextureData(int width, int height) = 0;
@@ -118,7 +118,7 @@ public:
 
     QImage textureMapForGlyph(glyph_t g) const;
     virtual int maxTextureWidth() const { return QT_DEFAULT_TEXTURE_GLYPH_CACHE_WIDTH; }
-    virtual int maxTextureHeight() const { return 32768; }
+    virtual int maxTextureHeight() const { return -1; }
 
 protected:
     QFontEngine *m_current_fontengine;