Make the 64 bit raster backend an optional feature

Can be used to make smaller binaries, and possibly speed up ARGB32
rendering on some platforms.

Change-Id: I7647b197ba7a6582187cc9736b7e0d752bd5bee5
Reviewed-by: Lars Knoll <lars.knoll@qt.io>

11 files changed, 768 insertions, 401 deletions

diff --git a/src/gui/configure.json b/src/gui/configure.json
index 2ac06173a8..b7baf15571 100644
--- a/src/gui/configure.json
+++ b/src/gui/configure.json
@@ -1775,6 +1775,12 @@
             "purpose": "Supports displaying \"What's this\" help.",
             "section": "Widget Support",
             "output": [ "publicFeature", "feature" ]
+        },
+        "raster-64bit": {
+            "label": "QPainter - 64 bit raster",
+            "purpose": "Internal painting support for 64 bit (16 bpc) rasterization.",
+            "section": "Painting",
+            "output": [ "privateFeature" ]
         }
     },
 
diff --git a/src/gui/image/qimage.cpp b/src/gui/image/qimage.cpp
index 64e24fce44..917dde3b0f 100644
--- a/src/gui/image/qimage.cpp
+++ b/src/gui/image/qimage.cpp
@@ -4690,12 +4690,14 @@ QImage QImage::smoothScaled(int w, int h) const {
     case QImage::Format_RGBX8888:
 #endif
     case QImage::Format_RGBA8888_Premultiplied:
+#if QT_CONFIG(raster_64bit)
     case QImage::Format_RGBX64:
     case QImage::Format_RGBA64_Premultiplied:
         break;
     case QImage::Format_RGBA64:
         src = src.convertToFormat(QImage::Format_RGBA64_Premultiplied);
         break;
+#endif
     default:
         if (src.hasAlphaChannel())
             src = src.convertToFormat(QImage::Format_ARGB32_Premultiplied);
diff --git a/src/gui/painting/qcompositionfunctions.cpp b/src/gui/painting/qcompositionfunctions.cpp
index 5c1afe8425..06a849e790 100644
--- a/src/gui/painting/qcompositionfunctions.cpp
+++ b/src/gui/painting/qcompositionfunctions.cpp
@@ -137,6 +137,7 @@ struct Rgba64OperationsBase
     { ::memcpy(dest, src, len * sizeof(Type)); }
 };
 
+#if QT_CONFIG(raster_64bit)
 const Rgba64OperationsBase::Type Rgba64OperationsBase::clear = QRgba64::fromRgba64(0);
 
 struct Rgba64OperationsC : public Rgba64OperationsBase
@@ -309,10 +310,8 @@ struct Rgba64OperationsNEON : public Rgba64OperationsBase
         return interpolate65535(x, a1, y, a2);
     }
 };
-
 #endif
 
-typedef Argb32OperationsC Argb32Operations;
 #if defined(__SSE2__)
 typedef Rgba64OperationsSSE2 Rgba64Operations;
 #elif defined(__ARM_NEON__)
@@ -320,6 +319,9 @@ typedef Rgba64OperationsNEON Rgba64Operations;
 #else
 typedef Rgba64OperationsC Rgba64Operations;
 #endif
+#endif // QT_CONFIG(raster_64bit)
+
+typedef Argb32OperationsC Argb32Operations;
 
 /*
   result = 0
@@ -343,20 +345,23 @@ void QT_FASTCALL comp_func_solid_Clear(uint *dest, int length, uint, uint const_
     comp_func_Clear_template<Argb32Operations>(dest, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_solid_Clear_rgb64(QRgba64 *dest, int length, QRgba64, uint const_alpha)
+void QT_FASTCALL comp_func_Clear(uint *dest, const uint *, int length, uint const_alpha)
 {
-    comp_func_Clear_template<Rgba64Operations>(dest, length, const_alpha);
+    comp_func_Clear_template<Argb32Operations>(dest, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_Clear(uint *dest, const uint *, int length, uint const_alpha)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_Clear_rgb64(QRgba64 *dest, int length, QRgba64, uint const_alpha)
 {
-    comp_func_Clear_template<Argb32Operations>(dest, length, const_alpha);
+    comp_func_Clear_template<Rgba64Operations>(dest, length, const_alpha);
 }
 
 void QT_FASTCALL comp_func_Clear_rgb64(QRgba64 *dest, const QRgba64 *, int length, uint const_alpha)
 {
     comp_func_Clear_template<Rgba64Operations>(dest, length, const_alpha);
 }
+#endif
+
 
 /*
   result = s
@@ -399,36 +404,40 @@ void QT_FASTCALL comp_func_solid_Source(uint *dest, int length, uint color, uint
     comp_func_solid_Source_template<Argb32Operations>(dest, length, color, const_alpha);
 }
 
-void QT_FASTCALL comp_func_solid_Source_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
+void QT_FASTCALL comp_func_Source(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
-    comp_func_solid_Source_template<Rgba64Operations>(dest, length, color, const_alpha);
+    comp_func_Source_template<Argb32Operations>(dest, src, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_Source(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_Source_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
-    comp_func_Source_template<Argb32Operations>(dest, src, length, const_alpha);
+    comp_func_solid_Source_template<Rgba64Operations>(dest, length, color, const_alpha);
 }
 
 void QT_FASTCALL comp_func_Source_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     comp_func_Source_template<Rgba64Operations>(dest, src, length, const_alpha);
 }
+#endif
 
 void QT_FASTCALL comp_func_solid_Destination(uint *, int, uint, uint)
 {
 }
 
-void QT_FASTCALL comp_func_solid_Destination_rgb64(QRgba64 *, int, QRgba64, uint)
+void QT_FASTCALL comp_func_Destination(uint *, const uint *, int, uint)
 {
 }
 
-void QT_FASTCALL comp_func_Destination(uint *, const uint *, int, uint)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_Destination_rgb64(QRgba64 *, int, QRgba64, uint)
 {
 }
 
 void QT_FASTCALL comp_func_Destination_rgb64(QRgba64 *, const QRgba64 *, int, uint)
 {
 }
+#endif
 
 /*
   result = s + d * sia
@@ -483,20 +492,22 @@ void QT_FASTCALL comp_func_solid_SourceOver(uint *dest, int length, uint color,
     comp_func_solid_SourceOver_template<Argb32Operations>(dest, length, color, const_alpha);
 }
 
-void QT_FASTCALL comp_func_solid_SourceOver_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
+void QT_FASTCALL comp_func_SourceOver(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
-    comp_func_solid_SourceOver_template<Rgba64Operations>(dest, length, color, const_alpha);
+    comp_func_SourceOver_template<Argb32Operations>(dest, src, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_SourceOver(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_SourceOver_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
-    comp_func_SourceOver_template<Argb32Operations>(dest, src, length, const_alpha);
+    comp_func_solid_SourceOver_template<Rgba64Operations>(dest, length, color, const_alpha);
 }
 
 void QT_FASTCALL comp_func_SourceOver_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     comp_func_SourceOver_template<Rgba64Operations>(dest, src, length, const_alpha);
 }
+#endif
 
 /*
   result = d + s * dia
@@ -542,20 +553,22 @@ void QT_FASTCALL comp_func_solid_DestinationOver(uint *dest, int length, uint co
     comp_func_solid_DestinationOver_template<Argb32Operations>(dest, length, color, const_alpha);
 }
 
-void QT_FASTCALL comp_func_solid_DestinationOver_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
+void QT_FASTCALL comp_func_DestinationOver(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
-    comp_func_solid_DestinationOver_template<Rgba64Operations>(dest, length, color, const_alpha);
+    comp_func_DestinationOver_template<Argb32Operations>(dest, src, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_DestinationOver(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_DestinationOver_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
-    comp_func_DestinationOver_template<Argb32Operations>(dest, src, length, const_alpha);
+    comp_func_solid_DestinationOver_template<Rgba64Operations>(dest, length, color, const_alpha);
 }
 
 void QT_FASTCALL comp_func_DestinationOver_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     comp_func_DestinationOver_template<Rgba64Operations>(dest, src, length, const_alpha);
 }
+#endif
 
 /*
   result = s * da
@@ -606,20 +619,22 @@ void QT_FASTCALL comp_func_solid_SourceIn(uint *dest, int length, uint color, ui
     comp_func_solid_SourceIn_template<Argb32Operations>(dest, length, color, const_alpha);
 }
 
-void QT_FASTCALL comp_func_solid_SourceIn_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
+void QT_FASTCALL comp_func_SourceIn(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
-    comp_func_solid_SourceIn_template<Rgba64Operations>(dest, length, color, const_alpha);
+    comp_func_SourceIn_template<Argb32Operations>(dest, src, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_SourceIn(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_SourceIn_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
-    comp_func_SourceIn_template<Argb32Operations>(dest, src, length, const_alpha);
+    comp_func_solid_SourceIn_template<Rgba64Operations>(dest, length, color, const_alpha);
 }
 
 void QT_FASTCALL comp_func_SourceIn_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     comp_func_SourceIn_template<Rgba64Operations>(dest, src, length, const_alpha);
 }
+#endif
 
 /*
   result = d * sa
@@ -665,20 +680,22 @@ void QT_FASTCALL comp_func_solid_DestinationIn(uint *dest, int length, uint colo
     comp_func_solid_DestinationIn_template<Argb32Operations>(dest, length, color, const_alpha);
 }
 
-void QT_FASTCALL comp_func_solid_DestinationIn_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
+void QT_FASTCALL comp_func_DestinationIn(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
-    comp_func_solid_DestinationIn_template<Rgba64Operations>(dest, length, color, const_alpha);
+    comp_func_DestinationIn_template<Argb32Operations>(dest, src, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_DestinationIn(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_DestinationIn_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
-    comp_func_DestinationIn_template<Argb32Operations>(dest, src, length, const_alpha);
+    comp_func_solid_DestinationIn_template<Rgba64Operations>(dest, length, color, const_alpha);
 }
 
 void QT_FASTCALL comp_func_DestinationIn_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     comp_func_DestinationIn_template<Rgba64Operations>(dest, src, length, const_alpha);
 }
+#endif
 
 /*
   result = s * dia
@@ -727,20 +744,22 @@ void QT_FASTCALL comp_func_solid_SourceOut(uint *dest, int length, uint color, u
     comp_func_solid_SourceOut_template<Argb32Operations>(dest, length, color, const_alpha);
 }
 
-void QT_FASTCALL comp_func_solid_SourceOut_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
+void QT_FASTCALL comp_func_SourceOut(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
-    comp_func_solid_SourceOut_template<Rgba64Operations>(dest, length, color, const_alpha);
+    comp_func_SourceOut_template<Argb32Operations>(dest, src, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_SourceOut(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_SourceOut_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
-    comp_func_SourceOut_template<Argb32Operations>(dest, src, length, const_alpha);
+    comp_func_solid_SourceOut_template<Rgba64Operations>(dest, length, color, const_alpha);
 }
 
 void QT_FASTCALL comp_func_SourceOut_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     comp_func_SourceOut_template<Rgba64Operations>(dest, src, length, const_alpha);
 }
+#endif
 
 /*
   result = d * sia
@@ -786,20 +805,22 @@ void QT_FASTCALL comp_func_solid_DestinationOut(uint *dest, int length, uint col
     comp_func_solid_DestinationOut_template<Argb32Operations>(dest, length, color, const_alpha);
 }
 
-void QT_FASTCALL comp_func_solid_DestinationOut_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
+void QT_FASTCALL comp_func_DestinationOut(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
-    comp_func_solid_DestinationOut_template<Rgba64Operations>(dest, length, color, const_alpha);
+    comp_func_DestinationOut_template<Argb32Operations>(dest, src, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_DestinationOut(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_DestinationOut_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
-    comp_func_DestinationOut_template<Argb32Operations>(dest, src, length, const_alpha);
+    comp_func_solid_DestinationOut_template<Rgba64Operations>(dest, length, color, const_alpha);
 }
 
 void QT_FASTCALL comp_func_DestinationOut_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     comp_func_DestinationOut_template<Rgba64Operations>(dest, src, length, const_alpha);
 }
+#endif
 
 /*
   result = s*da + d*sia
@@ -845,20 +866,22 @@ void QT_FASTCALL comp_func_solid_SourceAtop(uint *dest, int length, uint color,
     comp_func_solid_SourceAtop_template<Argb32Operations>(dest, length, color, const_alpha);
 }
 
-void QT_FASTCALL comp_func_solid_SourceAtop_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
+void QT_FASTCALL comp_func_SourceAtop(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
-    comp_func_solid_SourceAtop_template<Rgba64Operations>(dest, length, color, const_alpha);
+    comp_func_SourceAtop_template<Argb32Operations>(dest, src, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_SourceAtop(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_SourceAtop_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
-    comp_func_SourceAtop_template<Argb32Operations>(dest, src, length, const_alpha);
+    comp_func_solid_SourceAtop_template<Rgba64Operations>(dest, length, color, const_alpha);
 }
 
 void QT_FASTCALL comp_func_SourceAtop_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     comp_func_SourceAtop_template<Rgba64Operations>(dest, src, length, const_alpha);
 }
+#endif
 
 /*
   result = d*sa + s*dia
@@ -909,20 +932,22 @@ void QT_FASTCALL comp_func_solid_DestinationAtop(uint *dest, int length, uint co
     comp_func_solid_DestinationAtop_template<Argb32Operations>(dest, length, color, const_alpha);
 }
 
-void QT_FASTCALL comp_func_solid_DestinationAtop_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
+void QT_FASTCALL comp_func_DestinationAtop(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
-    comp_func_solid_DestinationAtop_template<Rgba64Operations>(dest, length, color, const_alpha);
+    comp_func_DestinationAtop_template<Argb32Operations>(dest, src, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_DestinationAtop(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_DestinationAtop_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
-    comp_func_DestinationAtop_template<Argb32Operations>(dest, src, length, const_alpha);
+    comp_func_solid_DestinationAtop_template<Rgba64Operations>(dest, length, color, const_alpha);
 }
 
 void QT_FASTCALL comp_func_DestinationAtop_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     comp_func_DestinationAtop_template<Rgba64Operations>(dest, src, length, const_alpha);
 }
+#endif
 
 /*
   result = d*sia + s*dia
@@ -969,20 +994,22 @@ void QT_FASTCALL comp_func_solid_XOR(uint *dest, int length, uint color, uint co
     comp_func_solid_XOR_template<Argb32Operations>(dest, length, color, const_alpha);
 }
 
-void QT_FASTCALL comp_func_solid_XOR_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
+void QT_FASTCALL comp_func_XOR(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
-    comp_func_solid_XOR_template<Rgba64Operations>(dest, length, color, const_alpha);
+    comp_func_XOR_template<Argb32Operations>(dest, src, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_XOR(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_XOR_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
-    comp_func_XOR_template<Argb32Operations>(dest, src, length, const_alpha);
+    comp_func_solid_XOR_template<Rgba64Operations>(dest, length, color, const_alpha);
 }
 
 void QT_FASTCALL comp_func_XOR_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     comp_func_XOR_template<Rgba64Operations>(dest, src, length, const_alpha);
 }
+#endif
 
 struct QFullCoverage {
     inline void store(uint *dest, const uint src) const
@@ -1078,20 +1105,22 @@ void QT_FASTCALL comp_func_solid_Plus(uint *dest, int length, uint color, uint c
     comp_func_solid_Plus_template<Argb32Operations>(dest, length, color, const_alpha);
 }
 
-void QT_FASTCALL comp_func_solid_Plus_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
+void QT_FASTCALL comp_func_Plus(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
-    comp_func_solid_Plus_template<Rgba64Operations>(dest, length, color, const_alpha);
+    comp_func_Plus_template<Argb32Operations>(dest, src, length, const_alpha);
 }
 
-void QT_FASTCALL comp_func_Plus(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_Plus_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
-    comp_func_Plus_template<Argb32Operations>(dest, src, length, const_alpha);
+    comp_func_solid_Plus_template<Rgba64Operations>(dest, length, color, const_alpha);
 }
 
 void QT_FASTCALL comp_func_Plus_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     comp_func_Plus_template<Rgba64Operations>(dest, src, length, const_alpha);
 }
+#endif
 
 /*
     Dca' = Sca.Dca + Sca.(1 - Da) + Dca.(1 - Sa)
@@ -1101,11 +1130,6 @@ static inline int multiply_op(int dst, int src, int da, int sa)
     return qt_div_255(src * dst + src * (255 - da) + dst * (255 - sa));
 }
 
-static inline uint multiply_op_rgb64(uint dst, uint src, uint da, uint sa)
-{
-    return qt_div_65535(src * dst + src * (65535 - da) + dst * (65535 - sa));
-}
-
 template <typename T>
 static inline void comp_func_solid_Multiply_impl(uint *dest, int length, uint color, const T &coverage)
 {
@@ -1129,6 +1153,20 @@ static inline void comp_func_solid_Multiply_impl(uint *dest, int length, uint co
     }
 }
 
+void QT_FASTCALL comp_func_solid_Multiply(uint *dest, int length, uint color, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_solid_Multiply_impl(dest, length, color, QFullCoverage());
+    else
+        comp_func_solid_Multiply_impl(dest, length, color, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
+static inline uint multiply_op_rgb64(uint dst, uint src, uint da, uint sa)
+{
+    return qt_div_65535(src * dst + src * (65535 - da) + dst * (65535 - sa));
+}
+
 template <typename T>
 static inline void comp_func_solid_Multiply_impl(QRgba64 *dest, int length, QRgba64 color, const T &coverage)
 {
@@ -1152,14 +1190,6 @@ static inline void comp_func_solid_Multiply_impl(QRgba64 *dest, int length, QRgb
     }
 }
 
-void QT_FASTCALL comp_func_solid_Multiply(uint *dest, int length, uint color, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_solid_Multiply_impl(dest, length, color, QFullCoverage());
-    else
-        comp_func_solid_Multiply_impl(dest, length, color, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_solid_Multiply_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -1167,6 +1197,7 @@ void QT_FASTCALL comp_func_solid_Multiply_rgb64(QRgba64 *dest, int length, QRgba
     else
         comp_func_solid_Multiply_impl(dest, length, color, QPartialCoverage(const_alpha));
 }
+#endif
 
 template <typename T>
 static inline void comp_func_Multiply_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
@@ -1189,6 +1220,15 @@ static inline void comp_func_Multiply_impl(uint *Q_DECL_RESTRICT dest, const uin
     }
 }
 
+void QT_FASTCALL comp_func_Multiply(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_Multiply_impl(dest, src, length, QFullCoverage());
+    else
+        comp_func_Multiply_impl(dest, src, length, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
 template <typename T>
 static inline void comp_func_Multiply_impl(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, const T &coverage)
 {
@@ -1210,14 +1250,6 @@ static inline void comp_func_Multiply_impl(QRgba64 *Q_DECL_RESTRICT dest, const
     }
 }
 
-void QT_FASTCALL comp_func_Multiply(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_Multiply_impl(dest, src, length, QFullCoverage());
-    else
-        comp_func_Multiply_impl(dest, src, length, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_Multiply_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -1225,6 +1257,7 @@ void QT_FASTCALL comp_func_Multiply_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const Q
     else
         comp_func_Multiply_impl(dest, src, length, QPartialCoverage(const_alpha));
 }
+#endif
 
 /*
     Dca' = (Sca.Da + Dca.Sa - Sca.Dca) + Sca.(1 - Da) + Dca.(1 - Sa)
@@ -1253,6 +1286,15 @@ static inline void comp_func_solid_Screen_impl(uint *dest, int length, uint colo
     }
 }
 
+void QT_FASTCALL comp_func_solid_Screen(uint *dest, int length, uint color, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_solid_Screen_impl(dest, length, color, QFullCoverage());
+    else
+        comp_func_solid_Screen_impl(dest, length, color, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
 template <typename T>
 static inline void comp_func_solid_Screen_impl(QRgba64 *dest, int length, QRgba64 color, const T &coverage)
 {
@@ -1276,14 +1318,6 @@ static inline void comp_func_solid_Screen_impl(QRgba64 *dest, int length, QRgba6
     }
 }
 
-void QT_FASTCALL comp_func_solid_Screen(uint *dest, int length, uint color, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_solid_Screen_impl(dest, length, color, QFullCoverage());
-    else
-        comp_func_solid_Screen_impl(dest, length, color, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_solid_Screen_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -1291,6 +1325,7 @@ void QT_FASTCALL comp_func_solid_Screen_rgb64(QRgba64 *dest, int length, QRgba64
     else
         comp_func_solid_Screen_impl(dest, length, color, QPartialCoverage(const_alpha));
 }
+#endif
 
 template <typename T>
 static inline void comp_func_Screen_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
@@ -1313,6 +1348,15 @@ static inline void comp_func_Screen_impl(uint *Q_DECL_RESTRICT dest, const uint
     }
 }
 
+void QT_FASTCALL comp_func_Screen(uint *dest, const uint *src, int length, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_Screen_impl(dest, src, length, QFullCoverage());
+    else
+        comp_func_Screen_impl(dest, src, length, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
 template <typename T>
 static inline void comp_func_Screen_impl(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, const T &coverage)
 {
@@ -1334,14 +1378,6 @@ static inline void comp_func_Screen_impl(QRgba64 *Q_DECL_RESTRICT dest, const QR
     }
 }
 
-void QT_FASTCALL comp_func_Screen(uint *dest, const uint *src, int length, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_Screen_impl(dest, src, length, QFullCoverage());
-    else
-        comp_func_Screen_impl(dest, src, length, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_Screen_rgb64(QRgba64 *dest, const QRgba64 *src, int length, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -1349,6 +1385,7 @@ void QT_FASTCALL comp_func_Screen_rgb64(QRgba64 *dest, const QRgba64 *src, int l
     else
         comp_func_Screen_impl(dest, src, length, QPartialCoverage(const_alpha));
 }
+#endif
 
 /*
     if 2.Dca < Da
@@ -1365,15 +1402,6 @@ static inline int overlay_op(int dst, int src, int da, int sa)
         return qt_div_255(sa * da - 2 * (da - dst) * (sa - src) + temp);
 }
 
-static inline uint overlay_op_rgb64(uint dst, uint src, uint da, uint sa)
-{
-    const uint temp = src * (65535 - da) + dst * (65535 - sa);
-    if (2 * dst < da)
-        return qt_div_65535(2 * src * dst + temp);
-    else
-        return qt_div_65535(sa * da - 2 * (da - dst) * (sa - src) + temp);
-}
-
 template <typename T>
 static inline void comp_func_solid_Overlay_impl(uint *dest, int length, uint color, const T &coverage)
 {
@@ -1397,6 +1425,24 @@ static inline void comp_func_solid_Overlay_impl(uint *dest, int length, uint col
     }
 }
 
+void QT_FASTCALL comp_func_solid_Overlay(uint *dest, int length, uint color, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_solid_Overlay_impl(dest, length, color, QFullCoverage());
+    else
+        comp_func_solid_Overlay_impl(dest, length, color, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
+static inline uint overlay_op_rgb64(uint dst, uint src, uint da, uint sa)
+{
+    const uint temp = src * (65535 - da) + dst * (65535 - sa);
+    if (2 * dst < da)
+        return qt_div_65535(2 * src * dst + temp);
+    else
+        return qt_div_65535(sa * da - 2 * (da - dst) * (sa - src) + temp);
+}
+
 template <typename T>
 static inline void comp_func_solid_Overlay_impl(QRgba64 *dest, int length, QRgba64 color, const T &coverage)
 {
@@ -1420,14 +1466,6 @@ static inline void comp_func_solid_Overlay_impl(QRgba64 *dest, int length, QRgba
     }
 }
 
-void QT_FASTCALL comp_func_solid_Overlay(uint *dest, int length, uint color, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_solid_Overlay_impl(dest, length, color, QFullCoverage());
-    else
-        comp_func_solid_Overlay_impl(dest, length, color, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_solid_Overlay_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -1435,6 +1473,7 @@ void QT_FASTCALL comp_func_solid_Overlay_rgb64(QRgba64 *dest, int length, QRgba6
     else
         comp_func_solid_Overlay_impl(dest, length, color, QPartialCoverage(const_alpha));
 }
+#endif
 
 template <typename T>
 static inline void comp_func_Overlay_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
@@ -1457,6 +1496,15 @@ static inline void comp_func_Overlay_impl(uint *Q_DECL_RESTRICT dest, const uint
     }
 }
 
+void QT_FASTCALL comp_func_Overlay(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_Overlay_impl(dest, src, length, QFullCoverage());
+    else
+        comp_func_Overlay_impl(dest, src, length, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
 template <typename T>
 static inline void comp_func_Overlay_impl(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, const T &coverage)
 {
@@ -1478,14 +1526,6 @@ static inline void comp_func_Overlay_impl(QRgba64 *Q_DECL_RESTRICT dest, const Q
     }
 }
 
-void QT_FASTCALL comp_func_Overlay(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_Overlay_impl(dest, src, length, QFullCoverage());
-    else
-        comp_func_Overlay_impl(dest, src, length, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_Overlay_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -1493,6 +1533,7 @@ void QT_FASTCALL comp_func_Overlay_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QR
     else
         comp_func_Overlay_impl(dest, src, length, QPartialCoverage(const_alpha));
 }
+#endif
 
 /*
     Dca' = min(Sca.Da, Dca.Sa) + Sca.(1 - Da) + Dca.(1 - Sa)
@@ -1503,11 +1544,6 @@ static inline int darken_op(int dst, int src, int da, int sa)
     return qt_div_255(qMin(src * da, dst * sa) + src * (255 - da) + dst * (255 - sa));
 }
 
-static inline uint darken_op_rgb64(uint dst, uint src, uint da, uint sa)
-{
-    return qt_div_65535(qMin(src * da, dst * sa) + src * (65535 - da) + dst * (65535 - sa));
-}
-
 template <typename T>
 static inline void comp_func_solid_Darken_impl(uint *dest, int length, uint color, const T &coverage)
 {
@@ -1531,6 +1567,20 @@ static inline void comp_func_solid_Darken_impl(uint *dest, int length, uint colo
     }
 }
 
+void QT_FASTCALL comp_func_solid_Darken(uint *dest, int length, uint color, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_solid_Darken_impl(dest, length, color, QFullCoverage());
+    else
+        comp_func_solid_Darken_impl(dest, length, color, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
+static inline uint darken_op_rgb64(uint dst, uint src, uint da, uint sa)
+{
+    return qt_div_65535(qMin(src * da, dst * sa) + src * (65535 - da) + dst * (65535 - sa));
+}
+
 template <typename T>
 static inline void comp_func_solid_Darken_impl(QRgba64 *dest, int length, QRgba64 color, const T &coverage)
 {
@@ -1554,14 +1604,6 @@ static inline void comp_func_solid_Darken_impl(QRgba64 *dest, int length, QRgba6
     }
 }
 
-void QT_FASTCALL comp_func_solid_Darken(uint *dest, int length, uint color, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_solid_Darken_impl(dest, length, color, QFullCoverage());
-    else
-        comp_func_solid_Darken_impl(dest, length, color, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_solid_Darken_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -1569,6 +1611,7 @@ void QT_FASTCALL comp_func_solid_Darken_rgb64(QRgba64 *dest, int length, QRgba64
     else
         comp_func_solid_Darken_impl(dest, length, color, QPartialCoverage(const_alpha));
 }
+#endif
 
 template <typename T>
 static inline void comp_func_Darken_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
@@ -1591,6 +1634,15 @@ static inline void comp_func_Darken_impl(uint *Q_DECL_RESTRICT dest, const uint
     }
 }
 
+void QT_FASTCALL comp_func_Darken(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_Darken_impl(dest, src, length, QFullCoverage());
+    else
+        comp_func_Darken_impl(dest, src, length, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
 template <typename T>
 static inline void comp_func_Darken_impl(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, const T &coverage)
 {
@@ -1612,14 +1664,6 @@ static inline void comp_func_Darken_impl(QRgba64 *Q_DECL_RESTRICT dest, const QR
     }
 }
 
-void QT_FASTCALL comp_func_Darken(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_Darken_impl(dest, src, length, QFullCoverage());
-    else
-        comp_func_Darken_impl(dest, src, length, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_Darken_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -1627,6 +1671,7 @@ void QT_FASTCALL comp_func_Darken_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRg
     else
         comp_func_Darken_impl(dest, src, length, QPartialCoverage(const_alpha));
 }
+#endif
 
 /*
    Dca' = max(Sca.Da, Dca.Sa) + Sca.(1 - Da) + Dca.(1 - Sa)
@@ -1637,11 +1682,6 @@ static inline int lighten_op(int dst, int src, int da, int sa)
     return qt_div_255(qMax(src * da, dst * sa) + src * (255 - da) + dst * (255 - sa));
 }
 
-static inline uint lighten_op_rgb64(uint dst, uint src, uint da, uint sa)
-{
-    return qt_div_65535(qMax(src * da, dst * sa) + src * (65535 - da) + dst * (65535 - sa));
-}
-
 template <typename T>
 static inline void comp_func_solid_Lighten_impl(uint *dest, int length, uint color, const T &coverage)
 {
@@ -1665,6 +1705,21 @@ static inline void comp_func_solid_Lighten_impl(uint *dest, int length, uint col
     }
 }
 
+void QT_FASTCALL comp_func_solid_Lighten(uint *dest, int length, uint color, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_solid_Lighten_impl(dest, length, color, QFullCoverage());
+    else
+        comp_func_solid_Lighten_impl(dest, length, color, QPartialCoverage(const_alpha));
+}
+
+
+#if QT_CONFIG(raster_64bit)
+static inline uint lighten_op_rgb64(uint dst, uint src, uint da, uint sa)
+{
+    return qt_div_65535(qMax(src * da, dst * sa) + src * (65535 - da) + dst * (65535 - sa));
+}
+
 template <typename T>
 static inline void comp_func_solid_Lighten_impl(QRgba64 *dest, int length, QRgba64 color, const T &coverage)
 {
@@ -1688,14 +1743,6 @@ static inline void comp_func_solid_Lighten_impl(QRgba64 *dest, int length, QRgba
     }
 }
 
-void QT_FASTCALL comp_func_solid_Lighten(uint *dest, int length, uint color, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_solid_Lighten_impl(dest, length, color, QFullCoverage());
-    else
-        comp_func_solid_Lighten_impl(dest, length, color, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_solid_Lighten_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -1703,6 +1750,7 @@ void QT_FASTCALL comp_func_solid_Lighten_rgb64(QRgba64 *dest, int length, QRgba6
     else
         comp_func_solid_Lighten_impl(dest, length, color, QPartialCoverage(const_alpha));
 }
+#endif
 
 template <typename T>
 static inline void comp_func_Lighten_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
@@ -1725,6 +1773,15 @@ static inline void comp_func_Lighten_impl(uint *Q_DECL_RESTRICT dest, const uint
     }
 }
 
+void QT_FASTCALL comp_func_Lighten(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_Lighten_impl(dest, src, length, QFullCoverage());
+    else
+        comp_func_Lighten_impl(dest, src, length, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
 template <typename T>
 static inline void comp_func_Lighten_impl(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, const T &coverage)
 {
@@ -1746,14 +1803,6 @@ static inline void comp_func_Lighten_impl(QRgba64 *Q_DECL_RESTRICT dest, const Q
     }
 }
 
-void QT_FASTCALL comp_func_Lighten(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_Lighten_impl(dest, src, length, QFullCoverage());
-    else
-        comp_func_Lighten_impl(dest, src, length, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_Lighten_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -1761,6 +1810,7 @@ void QT_FASTCALL comp_func_Lighten_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QR
     else
         comp_func_Lighten_impl(dest, src, length, QPartialCoverage(const_alpha));
 }
+#endif
 
 /*
    if Sca.Da + Dca.Sa >= Sa.Da
@@ -1781,19 +1831,6 @@ static inline int color_dodge_op(int dst, int src, int da, int sa)
         return qt_div_255(255 * dst_sa / (255 - 255 * src / sa) + temp);
 }
 
-static inline uint color_dodge_op_rgb64(qint64 dst, qint64 src, qint64 da, qint64 sa)
-{
-    const qint64 sa_da = sa * da;
-    const qint64 dst_sa = dst * sa;
-    const qint64 src_da = src * da;
-
-    const qint64 temp = src * (65535 - da) + dst * (65535 - sa);
-    if (src_da + dst_sa >= sa_da)
-        return qt_div_65535(sa_da + temp);
-    else
-        return qt_div_65535(65535 * dst_sa / (65535 - 65535 * src / sa) + temp);
-}
-
 template <typename T>
 static inline void comp_func_solid_ColorDodge_impl(uint *dest, int length, uint color, const T &coverage)
 {
@@ -1817,6 +1854,28 @@ static inline void comp_func_solid_ColorDodge_impl(uint *dest, int length, uint
     }
 }
 
+void QT_FASTCALL comp_func_solid_ColorDodge(uint *dest, int length, uint color, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_solid_ColorDodge_impl(dest, length, color, QFullCoverage());
+    else
+        comp_func_solid_ColorDodge_impl(dest, length, color, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
+static inline uint color_dodge_op_rgb64(qint64 dst, qint64 src, qint64 da, qint64 sa)
+{
+    const qint64 sa_da = sa * da;
+    const qint64 dst_sa = dst * sa;
+    const qint64 src_da = src * da;
+
+    const qint64 temp = src * (65535 - da) + dst * (65535 - sa);
+    if (src_da + dst_sa >= sa_da)
+        return qt_div_65535(sa_da + temp);
+    else
+        return qt_div_65535(65535 * dst_sa / (65535 - 65535 * src / sa) + temp);
+}
+
 template <typename T>
 static inline void comp_func_solid_ColorDodge_impl(QRgba64 *dest, int length, QRgba64 color, const T &coverage)
 {
@@ -1840,14 +1899,6 @@ static inline void comp_func_solid_ColorDodge_impl(QRgba64 *dest, int length, QR
     }
 }
 
-void QT_FASTCALL comp_func_solid_ColorDodge(uint *dest, int length, uint color, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_solid_ColorDodge_impl(dest, length, color, QFullCoverage());
-    else
-        comp_func_solid_ColorDodge_impl(dest, length, color, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_solid_ColorDodge_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -1855,6 +1906,7 @@ void QT_FASTCALL comp_func_solid_ColorDodge_rgb64(QRgba64 *dest, int length, QRg
     else
         comp_func_solid_ColorDodge_impl(dest, length, color, QPartialCoverage(const_alpha));
 }
+#endif
 
 template <typename T>
 static inline void comp_func_ColorDodge_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
@@ -1877,6 +1929,15 @@ static inline void comp_func_ColorDodge_impl(uint *Q_DECL_RESTRICT dest, const u
     }
 }
 
+void QT_FASTCALL comp_func_ColorDodge(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_ColorDodge_impl(dest, src, length, QFullCoverage());
+    else
+        comp_func_ColorDodge_impl(dest, src, length, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
 template <typename T>
 static inline void comp_func_ColorDodge_impl(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, const T &coverage)
 {
@@ -1898,14 +1959,6 @@ static inline void comp_func_ColorDodge_impl(QRgba64 *Q_DECL_RESTRICT dest, cons
     }
 }
 
-void QT_FASTCALL comp_func_ColorDodge(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_ColorDodge_impl(dest, src, length, QFullCoverage());
-    else
-        comp_func_ColorDodge_impl(dest, src, length, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_ColorDodge_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -1913,6 +1966,7 @@ void QT_FASTCALL comp_func_ColorDodge_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const
     else
         comp_func_ColorDodge_impl(dest, src, length, QPartialCoverage(const_alpha));
 }
+#endif
 
 /*
    if Sca.Da + Dca.Sa <= Sa.Da
@@ -1933,19 +1987,6 @@ static inline int color_burn_op(int dst, int src, int da, int sa)
     return qt_div_255(sa * (src_da + dst_sa - sa_da) / src + temp);
 }
 
-static inline uint color_burn_op_rgb64(qint64 dst, qint64 src, qint64 da, qint64 sa)
-{
-    const qint64 src_da = src * da;
-    const qint64 dst_sa = dst * sa;
-    const qint64 sa_da = sa * da;
-
-    const qint64 temp = src * (65535 - da) + dst * (65535 - sa);
-
-    if (src == 0 || src_da + dst_sa <= sa_da)
-        return qt_div_65535(temp);
-    return qt_div_65535(sa * (src_da + dst_sa - sa_da) / src + temp);
-}
-
 template <typename T>
 static inline void comp_func_solid_ColorBurn_impl(uint *dest, int length, uint color, const T &coverage)
 {
@@ -1969,6 +2010,28 @@ static inline void comp_func_solid_ColorBurn_impl(uint *dest, int length, uint c
     }
 }
 
+void QT_FASTCALL comp_func_solid_ColorBurn(uint *dest, int length, uint color, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_solid_ColorBurn_impl(dest, length, color, QFullCoverage());
+    else
+        comp_func_solid_ColorBurn_impl(dest, length, color, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
+static inline uint color_burn_op_rgb64(qint64 dst, qint64 src, qint64 da, qint64 sa)
+{
+    const qint64 src_da = src * da;
+    const qint64 dst_sa = dst * sa;
+    const qint64 sa_da = sa * da;
+
+    const qint64 temp = src * (65535 - da) + dst * (65535 - sa);
+
+    if (src == 0 || src_da + dst_sa <= sa_da)
+        return qt_div_65535(temp);
+    return qt_div_65535(sa * (src_da + dst_sa - sa_da) / src + temp);
+}
+
 template <typename T>
 static inline void comp_func_solid_ColorBurn_impl(QRgba64 *dest, int length, QRgba64 color, const T &coverage)
 {
@@ -1992,14 +2055,6 @@ static inline void comp_func_solid_ColorBurn_impl(QRgba64 *dest, int length, QRg
     }
 }
 
-void QT_FASTCALL comp_func_solid_ColorBurn(uint *dest, int length, uint color, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_solid_ColorBurn_impl(dest, length, color, QFullCoverage());
-    else
-        comp_func_solid_ColorBurn_impl(dest, length, color, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_solid_ColorBurn_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -2007,6 +2062,7 @@ void QT_FASTCALL comp_func_solid_ColorBurn_rgb64(QRgba64 *dest, int length, QRgb
     else
         comp_func_solid_ColorBurn_impl(dest, length, color, QPartialCoverage(const_alpha));
 }
+#endif
 
 template <typename T>
 static inline void comp_func_ColorBurn_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
@@ -2029,6 +2085,15 @@ static inline void comp_func_ColorBurn_impl(uint *Q_DECL_RESTRICT dest, const ui
     }
 }
 
+void QT_FASTCALL comp_func_ColorBurn(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_ColorBurn_impl(dest, src, length, QFullCoverage());
+    else
+        comp_func_ColorBurn_impl(dest, src, length, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
 template <typename T>
 static inline void comp_func_ColorBurn_impl(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, const T &coverage)
 {
@@ -2050,14 +2115,6 @@ static inline void comp_func_ColorBurn_impl(QRgba64 *Q_DECL_RESTRICT dest, const
     }
 }
 
-void QT_FASTCALL comp_func_ColorBurn(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_ColorBurn_impl(dest, src, length, QFullCoverage());
-    else
-        comp_func_ColorBurn_impl(dest, src, length, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_ColorBurn_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -2065,6 +2122,7 @@ void QT_FASTCALL comp_func_ColorBurn_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const
     else
         comp_func_ColorBurn_impl(dest, src, length, QPartialCoverage(const_alpha));
 }
+#endif
 
 /*
     if 2.Sca < Sa
@@ -2082,16 +2140,6 @@ static inline uint hardlight_op(int dst, int src, int da, int sa)
         return qt_div_255(sa * da - 2 * (da - dst) * (sa - src) + temp);
 }
 
-static inline uint hardlight_op_rgb64(uint dst, uint src, uint da, uint sa)
-{
-    const uint temp = src * (65535 - da) + dst * (65535 - sa);
-
-    if (2 * src < sa)
-        return qt_div_65535(2 * src * dst + temp);
-    else
-        return qt_div_65535(sa * da - 2 * (da - dst) * (sa - src) + temp);
-}
-
 template <typename T>
 static inline void comp_func_solid_HardLight_impl(uint *dest, int length, uint color, const T &coverage)
 {
@@ -2115,6 +2163,25 @@ static inline void comp_func_solid_HardLight_impl(uint *dest, int length, uint c
     }
 }
 
+void QT_FASTCALL comp_func_solid_HardLight(uint *dest, int length, uint color, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_solid_HardLight_impl(dest, length, color, QFullCoverage());
+    else
+        comp_func_solid_HardLight_impl(dest, length, color, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
+static inline uint hardlight_op_rgb64(uint dst, uint src, uint da, uint sa)
+{
+    const uint temp = src * (65535 - da) + dst * (65535 - sa);
+
+    if (2 * src < sa)
+        return qt_div_65535(2 * src * dst + temp);
+    else
+        return qt_div_65535(sa * da - 2 * (da - dst) * (sa - src) + temp);
+}
+
 template <typename T>
 static inline void comp_func_solid_HardLight_impl(QRgba64 *dest, int length, QRgba64 color, const T &coverage)
 {
@@ -2138,14 +2205,6 @@ static inline void comp_func_solid_HardLight_impl(QRgba64 *dest, int length, QRg
     }
 }
 
-void QT_FASTCALL comp_func_solid_HardLight(uint *dest, int length, uint color, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_solid_HardLight_impl(dest, length, color, QFullCoverage());
-    else
-        comp_func_solid_HardLight_impl(dest, length, color, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_solid_HardLight_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -2153,6 +2212,7 @@ void QT_FASTCALL comp_func_solid_HardLight_rgb64(QRgba64 *dest, int length, QRgb
     else
         comp_func_solid_HardLight_impl(dest, length, color, QPartialCoverage(const_alpha));
 }
+#endif
 
 template <typename T>
 static inline void comp_func_HardLight_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
@@ -2175,6 +2235,15 @@ static inline void comp_func_HardLight_impl(uint *Q_DECL_RESTRICT dest, const ui
     }
 }
 
+void QT_FASTCALL comp_func_HardLight(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_HardLight_impl(dest, src, length, QFullCoverage());
+    else
+        comp_func_HardLight_impl(dest, src, length, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
 template <typename T>
 static inline void comp_func_HardLight_impl(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, const T &coverage)
 {
@@ -2196,14 +2265,6 @@ static inline void comp_func_HardLight_impl(QRgba64 *Q_DECL_RESTRICT dest, const
     }
 }
 
-void QT_FASTCALL comp_func_HardLight(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_HardLight_impl(dest, src, length, QFullCoverage());
-    else
-        comp_func_HardLight_impl(dest, src, length, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_HardLight_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -2211,6 +2272,7 @@ void QT_FASTCALL comp_func_HardLight_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const
     else
         comp_func_HardLight_impl(dest, src, length, QPartialCoverage(const_alpha));
 }
+#endif
 
 /*
     if 2.Sca <= Sa
@@ -2235,22 +2297,6 @@ static inline int soft_light_op(int dst, int src, int da, int sa)
     }
 }
 
-static inline uint soft_light_op_rgb64(qint64 dst, qint64 src, qint64 da, qint64 sa)
-{
-    const qint64 src2 = src << 1;
-    const qint64 dst_np = da != 0 ? (65535 * dst) / da : 0;
-    const qint64 temp = (src * (65535 - da) + dst * (65535 - sa)) * 65535;
-    const qint64 factor = qint64(65535) * 65535;
-
-    if (src2 < sa)
-        return (dst * (sa * 65535 + (src2 - sa) * (65535 - dst_np)) + temp) / factor;
-    else if (4 * dst <= da)
-        return (dst * sa * 65535 + da * (src2 - sa) * ((((16 * dst_np - 12 * 65535) * dst_np + 3 * factor) * dst_np) / factor) + temp) / factor;
-    else {
-        return (dst * sa * 65535 + da * (src2 - sa) * (int(qSqrt(qreal(dst_np * 65535))) - dst_np) + temp) / factor;
-    }
-}
-
 template <typename T>
 static inline void comp_func_solid_SoftLight_impl(uint *dest, int length, uint color, const T &coverage)
 {
@@ -2274,6 +2320,23 @@ static inline void comp_func_solid_SoftLight_impl(uint *dest, int length, uint c
     }
 }
 
+#if QT_CONFIG(raster_64bit)
+static inline uint soft_light_op_rgb64(qint64 dst, qint64 src, qint64 da, qint64 sa)
+{
+    const qint64 src2 = src << 1;
+    const qint64 dst_np = da != 0 ? (65535 * dst) / da : 0;
+    const qint64 temp = (src * (65535 - da) + dst * (65535 - sa)) * 65535;
+    const qint64 factor = qint64(65535) * 65535;
+
+    if (src2 < sa)
+        return (dst * (sa * 65535 + (src2 - sa) * (65535 - dst_np)) + temp) / factor;
+    else if (4 * dst <= da)
+        return (dst * sa * 65535 + da * (src2 - sa) * ((((16 * dst_np - 12 * 65535) * dst_np + 3 * factor) * dst_np) / factor) + temp) / factor;
+    else {
+        return (dst * sa * 65535 + da * (src2 - sa) * (int(qSqrt(qreal(dst_np * 65535))) - dst_np) + temp) / factor;
+    }
+}
+
 template <typename T>
 static inline void comp_func_solid_SoftLight_impl(QRgba64 *dest, int length, QRgba64 color, const T &coverage)
 {
@@ -2296,6 +2359,7 @@ static inline void comp_func_solid_SoftLight_impl(QRgba64 *dest, int length, QRg
         coverage.store(&dest[i], qRgba64(r, g, b, a));
     }
 }
+#endif
 
 void QT_FASTCALL comp_func_solid_SoftLight(uint *dest, int length, uint color, uint const_alpha)
 {
@@ -2305,14 +2369,6 @@ void QT_FASTCALL comp_func_solid_SoftLight(uint *dest, int length, uint color, u
         comp_func_solid_SoftLight_impl(dest, length, color, QPartialCoverage(const_alpha));
 }
 
-void QT_FASTCALL comp_func_solid_SoftLight_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_solid_SoftLight_impl(dest, length, color, QFullCoverage());
-    else
-        comp_func_solid_SoftLight_impl(dest, length, color, QPartialCoverage(const_alpha));
-}
-
 template <typename T>
 static inline void comp_func_SoftLight_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
 {
@@ -2334,6 +2390,23 @@ static inline void comp_func_SoftLight_impl(uint *Q_DECL_RESTRICT dest, const ui
     }
 }
 
+void QT_FASTCALL comp_func_SoftLight(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_SoftLight_impl(dest, src, length, QFullCoverage());
+    else
+        comp_func_SoftLight_impl(dest, src, length, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
+void QT_FASTCALL comp_func_solid_SoftLight_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_solid_SoftLight_impl(dest, length, color, QFullCoverage());
+    else
+        comp_func_solid_SoftLight_impl(dest, length, color, QPartialCoverage(const_alpha));
+}
+
 template <typename T>
 static inline void comp_func_SoftLight_impl(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, const T &coverage)
 {
@@ -2355,14 +2428,6 @@ static inline void comp_func_SoftLight_impl(QRgba64 *Q_DECL_RESTRICT dest, const
     }
 }
 
-void QT_FASTCALL comp_func_SoftLight(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_SoftLight_impl(dest, src, length, QFullCoverage());
-    else
-        comp_func_SoftLight_impl(dest, src, length, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_SoftLight_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -2370,6 +2435,7 @@ void QT_FASTCALL comp_func_SoftLight_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const
     else
         comp_func_SoftLight_impl(dest, src, length, QPartialCoverage(const_alpha));
 }
+#endif
 
 /*
    Dca' = abs(Dca.Sa - Sca.Da) + Sca.(1 - Da) + Dca.(1 - Sa)
@@ -2380,11 +2446,6 @@ static inline int difference_op(int dst, int src, int da, int sa)
     return src + dst - qt_div_255(2 * qMin(src * da, dst * sa));
 }
 
-static inline uint difference_op_rgb64(qint64 dst, qint64 src, qint64 da, qint64 sa)
-{
-    return src + dst - qt_div_65535(2 * qMin(src * da, dst * sa));
-}
-
 template <typename T>
 static inline void comp_func_solid_Difference_impl(uint *dest, int length, uint color, const T &coverage)
 {
@@ -2408,6 +2469,20 @@ static inline void comp_func_solid_Difference_impl(uint *dest, int length, uint
     }
 }
 
+void QT_FASTCALL comp_func_solid_Difference(uint *dest, int length, uint color, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_solid_Difference_impl(dest, length, color, QFullCoverage());
+    else
+        comp_func_solid_Difference_impl(dest, length, color, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
+static inline uint difference_op_rgb64(qint64 dst, qint64 src, qint64 da, qint64 sa)
+{
+    return src + dst - qt_div_65535(2 * qMin(src * da, dst * sa));
+}
+
 template <typename T>
 static inline void comp_func_solid_Difference_impl(QRgba64 *dest, int length, QRgba64 color, const T &coverage)
 {
@@ -2431,14 +2506,6 @@ static inline void comp_func_solid_Difference_impl(QRgba64 *dest, int length, QR
     }
 }
 
-void QT_FASTCALL comp_func_solid_Difference(uint *dest, int length, uint color, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_solid_Difference_impl(dest, length, color, QFullCoverage());
-    else
-        comp_func_solid_Difference_impl(dest, length, color, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_solid_Difference_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -2446,6 +2513,7 @@ void QT_FASTCALL comp_func_solid_Difference_rgb64(QRgba64 *dest, int length, QRg
     else
         comp_func_solid_Difference_impl(dest, length, color, QPartialCoverage(const_alpha));
 }
+#endif
 
 template <typename T>
 static inline void comp_func_Difference_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
@@ -2468,6 +2536,15 @@ static inline void comp_func_Difference_impl(uint *Q_DECL_RESTRICT dest, const u
     }
 }
 
+void QT_FASTCALL comp_func_Difference(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_Difference_impl(dest, src, length, QFullCoverage());
+    else
+        comp_func_Difference_impl(dest, src, length, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
 template <typename T>
 static inline void comp_func_Difference_impl(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, const T &coverage)
 {
@@ -2489,14 +2566,6 @@ static inline void comp_func_Difference_impl(QRgba64 *Q_DECL_RESTRICT dest, cons
     }
 }
 
-void QT_FASTCALL comp_func_Difference(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_Difference_impl(dest, src, length, QFullCoverage());
-    else
-        comp_func_Difference_impl(dest, src, length, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_Difference_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -2504,6 +2573,7 @@ void QT_FASTCALL comp_func_Difference_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const
     else
         comp_func_Difference_impl(dest, src, length, QPartialCoverage(const_alpha));
 }
+#endif
 
 /*
     Dca' = (Sca.Da + Dca.Sa - 2.Sca.Dca) + Sca.(1 - Da) + Dca.(1 - Sa)
@@ -2531,6 +2601,15 @@ static inline void QT_FASTCALL comp_func_solid_Exclusion_impl(uint *dest, int le
     }
 }
 
+void QT_FASTCALL comp_func_solid_Exclusion(uint *dest, int length, uint color, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_solid_Exclusion_impl(dest, length, color, QFullCoverage());
+    else
+        comp_func_solid_Exclusion_impl(dest, length, color, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
 template <typename T>
 static inline void QT_FASTCALL comp_func_solid_Exclusion_impl(QRgba64 *dest, int length, QRgba64 color, const T &coverage)
 {
@@ -2555,14 +2634,6 @@ static inline void QT_FASTCALL comp_func_solid_Exclusion_impl(QRgba64 *dest, int
 }
 
 
-void QT_FASTCALL comp_func_solid_Exclusion(uint *dest, int length, uint color, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_solid_Exclusion_impl(dest, length, color, QFullCoverage());
-    else
-        comp_func_solid_Exclusion_impl(dest, length, color, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_solid_Exclusion_rgb64(QRgba64 *dest, int length, QRgba64 color, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -2570,6 +2641,7 @@ void QT_FASTCALL comp_func_solid_Exclusion_rgb64(QRgba64 *dest, int length, QRgb
     else
         comp_func_solid_Exclusion_impl(dest, length, color, QPartialCoverage(const_alpha));
 }
+#endif
 
 template <typename T>
 static inline void comp_func_Exclusion_impl(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, const T &coverage)
@@ -2592,6 +2664,15 @@ static inline void comp_func_Exclusion_impl(uint *Q_DECL_RESTRICT dest, const ui
     }
 }
 
+void QT_FASTCALL comp_func_Exclusion(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
+{
+    if (const_alpha == 255)
+        comp_func_Exclusion_impl(dest, src, length, QFullCoverage());
+    else
+        comp_func_Exclusion_impl(dest, src, length, QPartialCoverage(const_alpha));
+}
+
+#if QT_CONFIG(raster_64bit)
 template <typename T>
 static inline void comp_func_Exclusion_impl(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, const T &coverage)
 {
@@ -2613,14 +2694,6 @@ static inline void comp_func_Exclusion_impl(QRgba64 *Q_DECL_RESTRICT dest, const
     }
 }
 
-void QT_FASTCALL comp_func_Exclusion(uint *Q_DECL_RESTRICT dest, const uint *Q_DECL_RESTRICT src, int length, uint const_alpha)
-{
-    if (const_alpha == 255)
-        comp_func_Exclusion_impl(dest, src, length, QFullCoverage());
-    else
-        comp_func_Exclusion_impl(dest, src, length, QPartialCoverage(const_alpha));
-}
-
 void QT_FASTCALL comp_func_Exclusion_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const QRgba64 *Q_DECL_RESTRICT src, int length, uint const_alpha)
 {
     if (const_alpha == 255)
@@ -2628,6 +2701,7 @@ void QT_FASTCALL comp_func_Exclusion_rgb64(QRgba64 *Q_DECL_RESTRICT dest, const
     else
         comp_func_Exclusion_impl(dest, src, length, QPartialCoverage(const_alpha));
 }
+#endif
 
 void QT_FASTCALL rasterop_solid_SourceOrDestination(uint *dest,
                                                     int length,
@@ -2977,6 +3051,7 @@ CompositionFunctionSolid qt_functionForModeSolid_C[] = {
 };
 
 CompositionFunctionSolid64 qt_functionForModeSolid64_C[] = {
+#if QT_CONFIG(raster_64bit)
         comp_func_solid_SourceOver_rgb64,
         comp_func_solid_DestinationOver_rgb64,
         comp_func_solid_Clear_rgb64,
@@ -3001,6 +3076,10 @@ CompositionFunctionSolid64 qt_functionForModeSolid64_C[] = {
         comp_func_solid_SoftLight_rgb64,
         comp_func_solid_Difference_rgb64,
         comp_func_solid_Exclusion_rgb64,
+#else
+        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+#endif
         0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0
 };
@@ -3047,6 +3126,7 @@ CompositionFunction qt_functionForMode_C[] = {
 };
 
 CompositionFunction64 qt_functionForMode64_C[] = {
+#if QT_CONFIG(raster_64bit)
         comp_func_SourceOver_rgb64,
         comp_func_DestinationOver_rgb64,
         comp_func_Clear_rgb64,
@@ -3071,6 +3151,10 @@ CompositionFunction64 qt_functionForMode64_C[] = {
         comp_func_SoftLight_rgb64,
         comp_func_Difference_rgb64,
         comp_func_Exclusion_rgb64,
+#else
+        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+        0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+#endif
         0, 0, 0, 0, 0, 0,
         0, 0, 0, 0, 0, 0, 0, 0
 };
diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp
index 1ed51d26a2..ac15d8f4f4 100644
--- a/src/gui/painting/qdrawhelper.cpp
+++ b/src/gui/painting/qdrawhelper.cpp
@@ -1117,6 +1117,7 @@ static const QRgba64 *QT_FASTCALL fetchARGB32PMToRGBA64PM(QRgba64 *buffer, const
     return convertARGB32PMToRGBA64PM(buffer, reinterpret_cast<const uint *>(src) + index, count, nullptr, nullptr);
 }
 
+#if QT_CONFIG(raster_64bit)
 static void convertRGBA64ToRGBA64PM(QRgba64 *buffer, int count)
 {
     for (int i = 0; i < count; ++i)
@@ -1126,6 +1127,7 @@ static void convertRGBA64ToRGBA64PM(QRgba64 *buffer, int count)
 static void convertRGBA64PMToRGBA64PM(QRgba64 *, int)
 {
 }
+#endif
 
 static const QRgba64 *QT_FASTCALL fetchRGBA64ToRGBA64PM(QRgba64 *buffer, const uchar *src, int index, int count,
                                                         const QVector<QRgb> *, QDitherInfo *)
@@ -1699,22 +1701,6 @@ static uint *QT_FASTCALL destFetchUndefined(uint *buffer, QRasterBuffer *, int,
     return buffer;
 }
 
-static QRgba64 *QT_FASTCALL destFetch64(QRgba64 *buffer, QRasterBuffer *rasterBuffer, int x, int y, int length)
-{
-    const QPixelLayout *layout = &qPixelLayouts[rasterBuffer->format];
-    return const_cast<QRgba64 *>(layout->fetchToRGBA64PM(buffer, rasterBuffer->scanLine(y), x, length, nullptr, nullptr));
-}
-
-static QRgba64 * QT_FASTCALL destFetchRGB64(QRgba64 *, QRasterBuffer *rasterBuffer, int x, int y, int)
-{
-    return (QRgba64 *)rasterBuffer->scanLine(y) + x;
-}
-
-static QRgba64 * QT_FASTCALL destFetch64Undefined(QRgba64 *buffer, QRasterBuffer *, int, int, int)
-{
-    return buffer;
-}
-
 static DestFetchProc destFetchProc[QImage::NImageFormats] =
 {
     0,                  // Format_Invalid
@@ -1748,6 +1734,23 @@ static DestFetchProc destFetchProc[QImage::NImageFormats] =
     destFetch,          // Format_Grayscale16
 };
 
+#if QT_CONFIG(raster_64bit)
+static QRgba64 *QT_FASTCALL destFetch64(QRgba64 *buffer, QRasterBuffer *rasterBuffer, int x, int y, int length)
+{
+    const QPixelLayout *layout = &qPixelLayouts[rasterBuffer->format];
+    return const_cast<QRgba64 *>(layout->fetchToRGBA64PM(buffer, rasterBuffer->scanLine(y), x, length, nullptr, nullptr));
+}
+
+static QRgba64 * QT_FASTCALL destFetchRGB64(QRgba64 *, QRasterBuffer *rasterBuffer, int x, int y, int)
+{
+    return (QRgba64 *)rasterBuffer->scanLine(y) + x;
+}
+
+static QRgba64 * QT_FASTCALL destFetch64Undefined(QRgba64 *buffer, QRasterBuffer *, int, int, int)
+{
+    return buffer;
+}
+
 static DestFetchProc64 destFetchProc64[QImage::NImageFormats] =
 {
     0,                  // Format_Invalid
@@ -1780,6 +1783,7 @@ static DestFetchProc64 destFetchProc64[QImage::NImageFormats] =
     destFetchRGB64,     // Format_RGBA64_Premultiplied
     destFetch64,        // Format_Grayscale16
 };
+#endif
 
 /*
    Returns the color in the mono destination color table
@@ -1887,21 +1891,6 @@ static void QT_FASTCALL destStore(QRasterBuffer *rasterBuffer, int x, int y, con
     store(dest, buffer, x, length, nullptr, nullptr);
 }
 
-static void QT_FASTCALL destStore64(QRasterBuffer *rasterBuffer, int x, int y, const QRgba64 *buffer, int length)
-{
-    auto store = qStoreFromRGBA64PM[rasterBuffer->format];
-    uchar *dest = rasterBuffer->scanLine(y);
-    store(dest, buffer, x, length, nullptr, nullptr);
-}
-
-static void QT_FASTCALL destStore64RGBA64(QRasterBuffer *rasterBuffer, int x, int y, const QRgba64 *buffer, int length)
-{
-    QRgba64 *dest = reinterpret_cast<QRgba64*>(rasterBuffer->scanLine(y)) + x;
-    for (int i = 0; i < length; ++i) {
-        dest[i] = buffer[i].unpremultiplied();
-    }
-}
-
 static DestStoreProc destStoreProc[QImage::NImageFormats] =
 {
     0,                  // Format_Invalid
@@ -1935,6 +1924,22 @@ static DestStoreProc destStoreProc[QImage::NImageFormats] =
     destStore,          // Format_Grayscale16
 };
 
+#if QT_CONFIG(raster_64bit)
+static void QT_FASTCALL destStore64(QRasterBuffer *rasterBuffer, int x, int y, const QRgba64 *buffer, int length)
+{
+    auto store = qStoreFromRGBA64PM[rasterBuffer->format];
+    uchar *dest = rasterBuffer->scanLine(y);
+    store(dest, buffer, x, length, nullptr, nullptr);
+}
+
+static void QT_FASTCALL destStore64RGBA64(QRasterBuffer *rasterBuffer, int x, int y, const QRgba64 *buffer, int length)
+{
+    QRgba64 *dest = reinterpret_cast<QRgba64*>(rasterBuffer->scanLine(y)) + x;
+    for (int i = 0; i < length; ++i) {
+        dest[i] = buffer[i].unpremultiplied();
+    }
+}
+
 static DestStoreProc64 destStoreProc64[QImage::NImageFormats] =
 {
     0,                  // Format_Invalid
@@ -1967,6 +1972,7 @@ static DestStoreProc64 destStoreProc64[QImage::NImageFormats] =
     0,                  // Format_RGBA64_Premultiplied
     destStore64,        // Format_Grayscale16
 };
+#endif
 
 /*
   Source fetches
@@ -2017,6 +2023,7 @@ static const uint *QT_FASTCALL fetchUntransformedRGB16(uint *buffer, const Opera
     return buffer;
 }
 
+#if QT_CONFIG(raster_64bit)
 static const QRgba64 *QT_FASTCALL fetchUntransformed64(QRgba64 *buffer, const Operator *,
                                                        const QSpanData *data, int y, int x, int length)
 {
@@ -2030,6 +2037,7 @@ static const QRgba64 *QT_FASTCALL fetchUntransformedRGBA64PM(QRgba64 *, const Op
     const uchar *scanLine = data->texture.scanLine(y);
     return reinterpret_cast<const QRgba64 *>(scanLine) + x;
 }
+#endif
 
 template<TextureBlendType blendType>
 inline void fetchTransformed_pixelBounds(int max, int l1, int l2, int &v)
@@ -2220,6 +2228,7 @@ static const uint *QT_FASTCALL fetchTransformed(uint *buffer, const Operator *,
     return buffer;
 }
 
+#if QT_CONFIG(raster_64bit)
 template<TextureBlendType blendType>  /* either BlendTransformed or BlendTransformedTiled */
 static const QRgba64 *QT_FASTCALL fetchTransformed64(QRgba64 *buffer, const Operator *, const QSpanData *data,
                                                      int y, int x, int length)
@@ -2240,6 +2249,7 @@ static const QRgba64 *QT_FASTCALL fetchTransformed64(QRgba64 *buffer, const Oper
         convertRGBA64ToRGBA64PM(buffer, length);
     return buffer;
 }
+#endif
 
 /** \internal
   interpolate 4 argb pixels with the distx and disty factor.
@@ -3541,6 +3551,7 @@ static const uint *QT_FASTCALL fetchTransformedBilinear(uint *buffer, const Oper
     return buffer;
 }
 
+#if QT_CONFIG(raster_64bit)
 template<TextureBlendType blendType>
 static const QRgba64 *QT_FASTCALL fetchTransformedBilinear64_uint32(QRgba64 *buffer, const QSpanData *data,
                                                                     int y, int x, int length)
@@ -3861,6 +3872,7 @@ static const QRgba64 *QT_FASTCALL fetchTransformedBilinear64(QRgba64 *buffer, co
         return fetchTransformedBilinear64_uint64<blendType>(buffer, data, y, x, length);
     return fetchTransformedBilinear64_uint32<blendType>(buffer, data, y, x, length);
 }
+#endif
 
 // FetchUntransformed can have more specialized methods added depending on SIMD features.
 static SourceFetchProc sourceFetchUntransformed[QImage::NImageFormats] = {
@@ -3931,6 +3943,20 @@ static SourceFetchProc sourceFetchAny32[NBlendTypes] = {
     fetchTransformedBilinear<BlendTransformedBilinearTiled, QPixelLayout::BPP32>    // TransformedBilinearTiled
 };
 
+static inline SourceFetchProc getSourceFetch(TextureBlendType blendType, QImage::Format format)
+{
+    if (format == QImage::Format_RGB32 || format == QImage::Format_ARGB32_Premultiplied)
+        return sourceFetchARGB32PM[blendType];
+    if (blendType == BlendUntransformed || blendType == BlendTiled)
+        return sourceFetchUntransformed[format];
+    if (qPixelLayouts[format].bpp == QPixelLayout::BPP16)
+        return sourceFetchAny16[blendType];
+    if (qPixelLayouts[format].bpp == QPixelLayout::BPP32)
+        return sourceFetchAny32[blendType];
+    return sourceFetchGeneric[blendType];
+}
+
+#if QT_CONFIG(raster_64bit)
 static const SourceFetchProc64 sourceFetchGeneric64[NBlendTypes] = {
     fetchUntransformed64,                                     // Untransformed
     fetchUntransformed64,                                     // Tiled
@@ -3949,25 +3975,13 @@ static const SourceFetchProc64 sourceFetchRGBA64PM[NBlendTypes] = {
     fetchTransformedBilinear64<BlendTransformedBilinearTiled> // BilinearTiled
 };
 
-static inline SourceFetchProc getSourceFetch(TextureBlendType blendType, QImage::Format format)
-{
-    if (format == QImage::Format_RGB32 || format == QImage::Format_ARGB32_Premultiplied)
-        return sourceFetchARGB32PM[blendType];
-    if (blendType == BlendUntransformed || blendType == BlendTiled)
-        return sourceFetchUntransformed[format];
-    if (qPixelLayouts[format].bpp == QPixelLayout::BPP16)
-        return sourceFetchAny16[blendType];
-    if (qPixelLayouts[format].bpp == QPixelLayout::BPP32)
-        return sourceFetchAny32[blendType];
-    return sourceFetchGeneric[blendType];
-}
-
 static inline SourceFetchProc64 getSourceFetch64(TextureBlendType blendType, QImage::Format format)
 {
     if (format == QImage::Format_RGBX64 || format == QImage::Format_RGBA64_Premultiplied)
         return sourceFetchRGBA64PM[blendType];
     return sourceFetchGeneric64[blendType];
 }
+#endif
 
 
 #define FIXPT_BITS 8
@@ -3979,11 +3993,13 @@ static uint qt_gradient_pixel_fixed(const QGradientData *data, int fixed_pos)
     return data->colorTable32[qt_gradient_clamp(data, ipos)];
 }
 
+#if QT_CONFIG(raster_64bit)
 static const QRgba64& qt_gradient_pixel64_fixed(const QGradientData *data, int fixed_pos)
 {
     int ipos = (fixed_pos + (FIXPT_SIZE / 2)) >> FIXPT_BITS;
     return data->colorTable64[qt_gradient_clamp(data, ipos)];
 }
+#endif
 
 static void QT_FASTCALL getLinearGradientValues(LinearGradientValues *v, const QSpanData *data)
 {
@@ -4017,6 +4033,7 @@ public:
     }
 };
 
+#if QT_CONFIG(raster_64bit)
 class GradientBase64
 {
 public:
@@ -4035,6 +4052,7 @@ public:
         qt_memfill64((quint64*)buffer, fill, length);
     }
 };
+#endif
 
 template<class GradientBase, typename BlendType>
 static inline const BlendType * QT_FASTCALL qt_fetch_linear_gradient_template(
@@ -4112,11 +4130,13 @@ static const uint * QT_FASTCALL qt_fetch_linear_gradient(uint *buffer, const Ope
     return qt_fetch_linear_gradient_template<GradientBase32, uint>(buffer, op, data, y, x, length);
 }
 
+#if QT_CONFIG(raster_64bit)
 static const QRgba64 * QT_FASTCALL qt_fetch_linear_gradient_rgb64(QRgba64 *buffer, const Operator *op, const QSpanData *data,
                                                                  int y, int x, int length)
 {
     return qt_fetch_linear_gradient_template<GradientBase64, QRgba64>(buffer, op, data, y, x, length);
 }
+#endif
 
 static void QT_FASTCALL getRadialGradientValues(RadialGradientValues *v, const QSpanData *data)
 {
@@ -4178,11 +4198,13 @@ const uint * QT_FASTCALL qt_fetch_radial_gradient_plain(uint *buffer, const Oper
 
 static SourceFetchProc qt_fetch_radial_gradient = qt_fetch_radial_gradient_plain;
 
+#if QT_CONFIG(raster_64bit)
 const QRgba64 * QT_FASTCALL qt_fetch_radial_gradient_rgb64(QRgba64 *buffer, const Operator *op, const QSpanData *data,
                                                         int y, int x, int length)
 {
     return qt_fetch_radial_gradient_template<RadialFetchPlain<GradientBase64>, QRgba64>(buffer, op, data, y, x, length);
 }
+#endif
 
 template <class GradientBase, typename BlendType>
 static inline const BlendType * QT_FASTCALL qt_fetch_conical_gradient_template(
@@ -4241,23 +4263,29 @@ static const uint * QT_FASTCALL qt_fetch_conical_gradient(uint *buffer, const Op
     return qt_fetch_conical_gradient_template<GradientBase32, uint>(buffer, data, y, x, length);
 }
 
+#if QT_CONFIG(raster_64bit)
 static const QRgba64 * QT_FASTCALL qt_fetch_conical_gradient_rgb64(QRgba64 *buffer, const Operator *, const QSpanData *data,
                                                                    int y, int x, int length)
 {
     return qt_fetch_conical_gradient_template<GradientBase64, QRgba64>(buffer, data, y, x, length);
 }
+#endif
 
 extern CompositionFunctionSolid qt_functionForModeSolid_C[];
 extern CompositionFunctionSolid64 qt_functionForModeSolid64_C[];
 
 static const CompositionFunctionSolid *functionForModeSolid = qt_functionForModeSolid_C;
+#if QT_CONFIG(raster_64bit)
 static const CompositionFunctionSolid64 *functionForModeSolid64 = qt_functionForModeSolid64_C;
+#endif
 
 extern CompositionFunction qt_functionForMode_C[];
 extern CompositionFunction64 qt_functionForMode64_C[];
 
 static const CompositionFunction *functionForMode = qt_functionForMode_C;
+#if QT_CONFIG(raster_64bit)
 static const CompositionFunction64 *functionForMode64 = qt_functionForMode64_C;
+#endif
 
 static TextureBlendType getBlendType(const QSpanData *data)
 {
@@ -4289,41 +4317,58 @@ static inline Operator getOperator(const QSpanData *data, const QSpan *spans, in
     case QSpanData::Solid:
         solidSource = data->solidColor.isOpaque();
         op.srcFetch = 0;
+#if QT_CONFIG(raster_64bit)
         op.srcFetch64 = 0;
+#endif
         break;
     case QSpanData::LinearGradient:
         solidSource = !data->gradient.alphaColor;
         getLinearGradientValues(&op.linear, data);
         op.srcFetch = qt_fetch_linear_gradient;
+#if QT_CONFIG(raster_64bit)
         op.srcFetch64 = qt_fetch_linear_gradient_rgb64;
+#endif
         break;
     case QSpanData::RadialGradient:
         solidSource = !data->gradient.alphaColor;
         getRadialGradientValues(&op.radial, data);
         op.srcFetch = qt_fetch_radial_gradient;
+#if QT_CONFIG(raster_64bit)
         op.srcFetch64 = qt_fetch_radial_gradient_rgb64;
+#endif
         break;
     case QSpanData::ConicalGradient:
         solidSource = !data->gradient.alphaColor;
         op.srcFetch = qt_fetch_conical_gradient;
+#if QT_CONFIG(raster_64bit)
         op.srcFetch64 = qt_fetch_conical_gradient_rgb64;
+#endif
         break;
     case QSpanData::Texture:
         solidSource = !data->texture.hasAlpha;
         op.srcFetch = getSourceFetch(getBlendType(data), data->texture.format);
+#if QT_CONFIG(raster_64bit)
         op.srcFetch64 = getSourceFetch64(getBlendType(data), data->texture.format);;
+#endif
         break;
     default:
         Q_UNREACHABLE();
         break;
     }
+#if !QT_CONFIG(raster_64bit)
+    op.srcFetch64 = 0;
+#endif
 
     op.mode = data->rasterBuffer->compositionMode;
     if (op.mode == QPainter::CompositionMode_SourceOver && solidSource)
         op.mode = QPainter::CompositionMode_Source;
 
     op.destFetch = destFetchProc[data->rasterBuffer->format];
+#if QT_CONFIG(raster_64bit)
     op.destFetch64 = destFetchProc64[data->rasterBuffer->format];
+#else
+    op.destFetch64 = 0;
+#endif
     if (op.mode == QPainter::CompositionMode_Source &&
             (data->type != QSpanData::Texture || data->texture.const_alpha == 256)) {
         const QSpan *lastSpan = spans + spanCount;
@@ -4340,18 +4385,25 @@ static inline Operator getOperator(const QSpanData *data, const QSpan *spans, in
             // But don't clear passthrough destFetch as they are just as fast and save destStore.
             if (op.destFetch != destFetchARGB32P)
                 op.destFetch = destFetchUndefined;
+#if QT_CONFIG(raster_64bit)
             if (op.destFetch64 != destFetchRGB64)
                 op.destFetch64 = destFetch64Undefined;
+#endif
         }
     }
 
     op.destStore = destStoreProc[data->rasterBuffer->format];
-    op.destStore64 = destStoreProc64[data->rasterBuffer->format];
-
     op.funcSolid = functionForModeSolid[op.mode];
-    op.funcSolid64 = functionForModeSolid64[op.mode];
     op.func = functionForMode[op.mode];
+#if QT_CONFIG(raster_64bit)
+    op.destStore64 = destStoreProc64[data->rasterBuffer->format];
+    op.funcSolid64 = functionForModeSolid64[op.mode];
     op.func64 = functionForMode64[op.mode];
+#else
+    op.destStore64 = 0;
+    op.funcSolid64 = 0;
+    op.func64 = 0;
+#endif
 
     return op;
 }
@@ -4458,6 +4510,7 @@ static void blend_color_argb(int count, const QSpan *spans, void *userData)
 
 void blend_color_generic_rgb64(int count, const QSpan *spans, void *userData)
 {
+#if QT_CONFIG(raster_64bit)
     QSpanData *data = reinterpret_cast<QSpanData *>(userData);
     Operator op = getOperator(data, nullptr, 0);
     if (!op.funcSolid64) {
@@ -4492,6 +4545,9 @@ void blend_color_generic_rgb64(int count, const QSpan *spans, void *userData)
         }
         ++spans;
     }
+#else
+    blend_color_generic(count, spans, userData);
+#endif
 }
 
 static void blend_color_rgb16(int count, const QSpan *spans, void *userData)
@@ -4665,6 +4721,7 @@ public:
     }
 };
 
+#if QT_CONFIG(raster_64bit)
 class BlendSrcGenericRGB64 : public QBlendBase<QRgba64>
 {
 public:
@@ -4695,6 +4752,7 @@ public:
             op.destStore64(data->rasterBuffer, x, y, dest, len);
     }
 };
+#endif
 
 static void blend_src_generic(int count, const QSpan *spans, void *userData)
 {
@@ -4703,6 +4761,7 @@ static void blend_src_generic(int count, const QSpan *spans, void *userData)
     handleSpans(count, spans, data, blend);
 }
 
+#if QT_CONFIG(raster_64bit)
 static void blend_src_generic_rgb64(int count, const QSpan *spans, void *userData)
 {
     QSpanData *data = reinterpret_cast<QSpanData *>(userData);
@@ -4716,6 +4775,7 @@ static void blend_src_generic_rgb64(int count, const QSpan *spans, void *userDat
         handleSpans(count, spans, data, blend32);
     }
 }
+#endif
 
 static void blend_untransformed_generic(int count, const QSpan *spans, void *userData)
 {
@@ -4762,6 +4822,7 @@ static void blend_untransformed_generic(int count, const QSpan *spans, void *use
     }
 }
 
+#if QT_CONFIG(raster_64bit)
 static void blend_untransformed_generic_rgb64(int count, const QSpan *spans, void *userData)
 {
     QSpanData *data = reinterpret_cast<QSpanData *>(userData);
@@ -4810,6 +4871,7 @@ static void blend_untransformed_generic_rgb64(int count, const QSpan *spans, voi
         ++spans;
     }
 }
+#endif
 
 static void blend_untransformed_argb(int count, const QSpan *spans, void *userData)
 {
@@ -5004,6 +5066,7 @@ static void blend_tiled_generic(int count, const QSpan *spans, void *userData)
     }
 }
 
+#if QT_CONFIG(raster_64bit)
 static void blend_tiled_generic_rgb64(int count, const QSpan *spans, void *userData)
 {
     QSpanData *data = reinterpret_cast<QSpanData *>(userData);
@@ -5099,6 +5162,7 @@ static void blend_tiled_generic_rgb64(int count, const QSpan *spans, void *userD
         ++spans;
     }
 }
+#endif
 
 static void blend_tiled_argb(int count, const QSpan *spans, void *userData)
 {
@@ -5275,6 +5339,7 @@ static const ProcessSpans processTextureSpansGeneric[NBlendTypes] = {
     blend_src_generic                   // TransformedBilinearTiled
 };
 
+#if QT_CONFIG(raster_64bit)
 static const ProcessSpans processTextureSpansGeneric64[NBlendTypes] = {
     blend_untransformed_generic_rgb64,  // Untransformed
     blend_tiled_generic_rgb64,          // Tiled
@@ -5283,6 +5348,7 @@ static const ProcessSpans processTextureSpansGeneric64[NBlendTypes] = {
     blend_src_generic_rgb64,            // TransformedBilinear
     blend_src_generic_rgb64             // TransformedBilinearTiled
 };
+#endif
 
 void qBlendTexture(int count, const QSpan *spans, void *userData)
 {
@@ -5296,6 +5362,7 @@ void qBlendTexture(int count, const QSpan *spans, void *userData)
     case QImage::Format_RGB16:
         proc = processTextureSpansRGB16[blendType];
         break;
+#if QT_CONFIG(raster_64bit)
 #if defined(__SSE2__) || defined(__ARM_NEON__) || (Q_PROCESSOR_WORDSIZE == 8)
     case QImage::Format_ARGB32:
     case QImage::Format_RGBA8888:
@@ -5310,6 +5377,7 @@ void qBlendTexture(int count, const QSpan *spans, void *userData)
     case QImage::Format_Grayscale16:
         proc = processTextureSpansGeneric64[blendType];
         break;
+#endif // QT_CONFIG(raster_64bit)
     case QImage::Format_Invalid:
         Q_UNREACHABLE();
         return;
@@ -5377,7 +5445,11 @@ static void blend_vertical_gradient(int count, const QSpan *spans, void *userDat
     while (count--) {
         int y = spans->y;
 
+#if QT_CONFIG(raster_64bit)
         data->solidColor = qt_gradient_pixel64_fixed(&data->gradient, yinc * y + off);
+#else
+        data->solidColor = QRgba64::fromArgb32(qt_gradient_pixel_fixed(&data->gradient, yinc * y + off));
+#endif
         blend_color(1, spans, userData);
         ++spans;
     }
@@ -5400,6 +5472,7 @@ void qBlendGradient(int count, const QSpan *spans, void *userData)
         if (isVerticalGradient)
             return blend_vertical_gradient_argb(count, spans, userData);
         return blend_src_generic(count, spans, userData);
+#if QT_CONFIG(raster_64bit)
 #if defined(__SSE2__) || defined(__ARM_NEON__) || (Q_PROCESSOR_WORDSIZE == 8)
     case QImage::Format_ARGB32:
     case QImage::Format_RGBA8888:
@@ -5414,6 +5487,7 @@ void qBlendGradient(int count, const QSpan *spans, void *userData)
         if (isVerticalGradient)
             return blend_vertical_gradient<blend_color_generic_rgb64>(count, spans, userData);
         return blend_src_generic_rgb64(count, spans, userData);
+#endif // QT_CONFIG(raster_64bit)
     case QImage::Format_Invalid:
         break;
     default:
@@ -5523,6 +5597,35 @@ inline static void qt_bitmapblit_quint16(QRasterBuffer *rasterBuffer,
                                     map, mapWidth, mapHeight, mapStride);
 }
 
+static inline void grayBlendPixel(quint32 *dst, int coverage, QRgba64 srcLinear, const QColorTrcLut *colorProfile)
+{
+    // Do a gammacorrected gray alphablend...
+    const QRgba64 dstLinear = colorProfile ? colorProfile->toLinear64(*dst) : QRgba64::fromArgb32(*dst);
+
+    QRgba64 blend = interpolate255(srcLinear, coverage, dstLinear, 255 - coverage);
+
+    *dst = colorProfile ? colorProfile->fromLinear64(blend) : toArgb32(blend);
+}
+
+static inline void alphamapblend_argb32(quint32 *dst, int coverage, QRgba64 srcLinear, quint32 src, const QColorTrcLut *colorProfile)
+{
+    if (coverage == 0) {
+        // nothing
+    } else if (coverage == 255) {
+        *dst = src;
+    } else if (!colorProfile) {
+        *dst = INTERPOLATE_PIXEL_255(src, coverage, *dst, 255 - coverage);
+    } else {
+        if (*dst >= 0xff000000) {
+            grayBlendPixel(dst, coverage, srcLinear, colorProfile);
+        } else {
+            // Give up and do a naive gray alphablend. Needed to deal with ARGB32 and invalid ARGB32_premultiplied, see QTBUG-60571
+            *dst = INTERPOLATE_PIXEL_255(src, coverage, *dst, 255 - coverage);
+        }
+    }
+}
+
+#if QT_CONFIG(raster_64bit)
 static inline void alphamapblend_generic(int coverage, QRgba64 *dest, int x, const QRgba64 &srcLinear, const QRgba64 &src, const QColorTrcLut *colorProfile)
 {
     if (coverage == 0) {
@@ -5624,6 +5727,85 @@ static void qt_alphamapblit_generic(QRasterBuffer *rasterBuffer,
         } // for (yp -> bottom)
     }
 }
+#else
+static void qt_alphamapblit_generic(QRasterBuffer *rasterBuffer,
+                                    int x, int y, const QRgba64 &color,
+                                    const uchar *map,
+                                    int mapWidth, int mapHeight, int mapStride,
+                                    const QClipData *clip, bool useGammaCorrection)
+{
+    if (color.isTransparent())
+        return;
+
+    const quint32 c = color.toArgb32();
+
+    const QColorTrcLut *colorProfile = nullptr;
+
+    if (useGammaCorrection)
+        colorProfile = QGuiApplicationPrivate::instance()->colorProfileForA8Text();
+
+    QRgba64 srcColor = color;
+    if (colorProfile) {
+        if (color.isOpaque())
+            srcColor = colorProfile->toLinear(srcColor);
+        else
+            srcColor = colorProfile->toLinear(srcColor.unpremultiplied()).premultiplied();
+    }
+
+    quint32 buffer[BufferSize];
+    const DestFetchProc destFetch = destFetchProc[rasterBuffer->format];
+    const DestStoreProc destStore = destStoreProc[rasterBuffer->format];
+
+    if (!clip) {
+        for (int ly = 0; ly < mapHeight; ++ly) {
+            int i = x;
+            int length = mapWidth;
+            while (length > 0) {
+                int l = qMin(BufferSize, length);
+                quint32 *dest = destFetch(buffer, rasterBuffer, i, y + ly, l);
+                for (int j=0; j < l; ++j) {
+                    const int coverage = map[j + (i - x)];
+                    alphamapblend_argb32(dest + j, coverage, srcColor, c, colorProfile);
+                }
+                if (destStore)
+                    destStore(rasterBuffer, i, y + ly, dest, l);
+                length -= l;
+                i += l;
+            }
+            map += mapStride;
+        }
+    } else {
+        int bottom = qMin(y + mapHeight, rasterBuffer->height());
+
+        int top = qMax(y, 0);
+        map += (top - y) * mapStride;
+
+        const_cast<QClipData *>(clip)->initialize();
+        for (int yp = top; yp<bottom; ++yp) {
+            const QClipData::ClipLine &line = clip->m_clipLines[yp];
+
+            for (int i=0; i<line.count; ++i) {
+                const QSpan &clip = line.spans[i];
+
+                int start = qMax<int>(x, clip.x);
+                int end = qMin<int>(x + mapWidth, clip.x + clip.len);
+                if (end <= start)
+                    continue;
+                Q_ASSERT(end - start <= BufferSize);
+                quint32 *dest = destFetch(buffer, rasterBuffer, start, clip.y, end - start);
+
+                for (int xp=start; xp<end; ++xp) {
+                    const int coverage = map[xp - x];
+                    alphamapblend_argb32(dest + xp - x, coverage, srcColor, color, colorProfile);
+                }
+                if (destStore)
+                    destStore(rasterBuffer, start, clip.y, dest, end - start);
+            } // for (i -> line.count)
+            map += mapStride;
+        } // for (yp -> bottom)
+    }
+}
+#endif
 
 static inline void alphamapblend_quint16(int coverage, quint16 *dest, int x, const quint16 srcColor)
 {
@@ -5684,44 +5866,6 @@ void qt_alphamapblit_quint16(QRasterBuffer *rasterBuffer,
     }
 }
 
-static inline void rgbBlendPixel(quint32 *dst, int coverage, QRgba64 slinear, const QColorTrcLut *colorProfile)
-{
-    // Do a gammacorrected RGB alphablend...
-    const QRgba64 dlinear = colorProfile ? colorProfile->toLinear64(*dst) : QRgba64::fromArgb32(*dst);
-
-    QRgba64 blend = rgbBlend(dlinear, slinear, coverage);
-
-    *dst = colorProfile ? colorProfile->fromLinear64(blend) : toArgb32(blend);
-}
-
-static inline void grayBlendPixel(quint32 *dst, int coverage, QRgba64 srcLinear, const QColorTrcLut *colorProfile)
-{
-    // Do a gammacorrected gray alphablend...
-    const QRgba64 dstLinear = colorProfile ? colorProfile->toLinear64(*dst) : QRgba64::fromArgb32(*dst);
-
-    QRgba64 blend = interpolate255(srcLinear, coverage, dstLinear, 255 - coverage);
-
-    *dst = colorProfile ? colorProfile->fromLinear64(blend) : toArgb32(blend);
-}
-
-static inline void alphamapblend_argb32(quint32 *dst, int coverage, QRgba64 srcLinear, quint32 src, const QColorTrcLut *colorProfile)
-{
-    if (coverage == 0) {
-        // nothing
-    } else if (coverage == 255) {
-        *dst = src;
-    } else if (!colorProfile) {
-        *dst = INTERPOLATE_PIXEL_255(src, coverage, *dst, 255 - coverage);
-    } else {
-        if (*dst >= 0xff000000) {
-            grayBlendPixel(dst, coverage, srcLinear, colorProfile);
-        } else {
-            // Give up and do a naive gray alphablend. Needed to deal with ARGB32 and invalid ARGB32_premultiplied, see QTBUG-60571
-            *dst = INTERPOLATE_PIXEL_255(src, coverage, *dst, 255 - coverage);
-        }
-    }
-}
-
 static void qt_alphamapblit_argb32(QRasterBuffer *rasterBuffer,
                                    int x, int y, const QRgba64 &color,
                                    const uchar *map,
@@ -5790,6 +5934,16 @@ static inline int qRgbAvg(QRgb rgb)
     return (qRed(rgb) * 5 + qGreen(rgb) * 6 + qBlue(rgb) * 5) / 16;
 }
 
+static inline void rgbBlendPixel(quint32 *dst, int coverage, QRgba64 slinear, const QColorTrcLut *colorProfile)
+{
+    // Do a gammacorrected RGB alphablend...
+    const QRgba64 dlinear = colorProfile ? colorProfile->toLinear64(*dst) : QRgba64::fromArgb32(*dst);
+
+    QRgba64 blend = rgbBlend(dlinear, slinear, coverage);
+
+    *dst = colorProfile ? colorProfile->fromLinear64(blend) : toArgb32(blend);
+}
+
 static inline QRgb rgbBlend(QRgb d, QRgb s, uint rgbAlpha)
 {
 #if defined(__SSE2__)
@@ -5830,6 +5984,7 @@ static inline QRgb rgbBlend(QRgb d, QRgb s, uint rgbAlpha)
 #endif
 }
 
+#if QT_CONFIG(raster_64bit)
 static inline void alphargbblend_generic(uint coverage, QRgba64 *dest, int x, const QRgba64 &srcLinear, const QRgba64 &src, const QColorTrcLut *colorProfile)
 {
     if (coverage == 0xff000000) {
@@ -5851,6 +6006,7 @@ static inline void alphargbblend_generic(uint coverage, QRgba64 *dest, int x, co
         }
     }
 }
+#endif
 
 static inline void alphargbblend_argb32(quint32 *dst, uint coverage, const QRgba64 &srcLinear, quint32 src, const QColorTrcLut *colorProfile)
 {
@@ -5869,6 +6025,7 @@ static inline void alphargbblend_argb32(quint32 *dst, uint coverage, const QRgba
     }
 }
 
+#if QT_CONFIG(raster_64bit)
 static void qt_alphargbblit_generic(QRasterBuffer *rasterBuffer,
                                     int x, int y, const QRgba64 &color,
                                     const uint *src, int mapWidth, int mapHeight, int srcStride,
@@ -5943,6 +6100,84 @@ static void qt_alphargbblit_generic(QRasterBuffer *rasterBuffer,
         } // for (yp -> bottom)
     }
 }
+#else
+static void qt_alphargbblit_generic(QRasterBuffer *rasterBuffer,
+                                    int x, int y, const QRgba64 &color,
+                                    const uint *src, int mapWidth, int mapHeight, int srcStride,
+                                    const QClipData *clip, bool useGammaCorrection)
+{
+    if (color.isTransparent())
+        return;
+
+    const quint32 c = color.toArgb32();
+
+    const QColorTrcLut *colorProfile = nullptr;
+
+    if (useGammaCorrection)
+        colorProfile = QGuiApplicationPrivate::instance()->colorProfileForA32Text();
+
+    QRgba64 srcColor = color;
+    if (colorProfile) {
+        if (color.isOpaque())
+            srcColor = colorProfile->toLinear(srcColor);
+        else
+            srcColor = colorProfile->toLinear(srcColor.unpremultiplied()).premultiplied();
+    }
+
+    quint32 buffer[BufferSize];
+    const DestFetchProc destFetch = destFetchProc[rasterBuffer->format];
+    const DestStoreProc destStore = destStoreProc[rasterBuffer->format];
+
+    if (!clip) {
+        for (int ly = 0; ly < mapHeight; ++ly) {
+            int i = x;
+            int length = mapWidth;
+            while (length > 0) {
+                int l = qMin(BufferSize, length);
+                quint32 *dest = destFetch(buffer, rasterBuffer, i, y + ly, l);
+                for (int j=0; j < l; ++j) {
+                    const uint coverage = src[j + (i - x)];
+                    alphargbblend_argb32(dest + j, coverage, srcColor, c, colorProfile);
+                }
+                if (destStore)
+                    destStore(rasterBuffer, i, y + ly, dest, l);
+                length -= l;
+                i += l;
+            }
+            src += srcStride;
+        }
+    } else {
+        int bottom = qMin(y + mapHeight, rasterBuffer->height());
+
+        int top = qMax(y, 0);
+        src += (top - y) * srcStride;
+
+        const_cast<QClipData *>(clip)->initialize();
+        for (int yp = top; yp<bottom; ++yp) {
+            const QClipData::ClipLine &line = clip->m_clipLines[yp];
+
+            for (int i=0; i<line.count; ++i) {
+                const QSpan &clip = line.spans[i];
+
+                int start = qMax<int>(x, clip.x);
+                int end = qMin<int>(x + mapWidth, clip.x + clip.len);
+                if (end <= start)
+                    continue;
+                Q_ASSERT(end - start <= BufferSize);
+                quint32 *dest = destFetch(buffer, rasterBuffer, start, clip.y, end - start);
+
+                for (int xp=start; xp<end; ++xp) {
+                    const uint coverage = src[xp - x];
+                    alphargbblend_argb32(dest + xp - start, coverage, srcColor, c, colorProfile);
+                }
+                if (destStore)
+                    destStore(rasterBuffer, start, clip.y, dest, end - start);
+            } // for (i -> line.count)
+            src += srcStride;
+        } // for (yp -> bottom)
+    }
+}
+#endif
 
 static void qt_alphargbblit_argb32(QRasterBuffer *rasterBuffer,
                                    int x, int y, const QRgba64 &color,
@@ -6533,8 +6768,10 @@ static void qInitDrawhelperFunctions()
         qPixelLayouts[QImage::Format_A2RGB30_Premultiplied].storeFromARGB32PM = storeA2RGB30PMFromARGB32PM_sse4<PixelOrderRGB>;
         qStoreFromRGBA64PM[QImage::Format_ARGB32] = storeARGB32FromRGBA64PM_sse4;
         qStoreFromRGBA64PM[QImage::Format_RGBA8888] = storeRGBA8888FromRGBA64PM_sse4;
+#if QT_CONFIG(raster_64bit)
         destStoreProc64[QImage::Format_ARGB32] = destStore64ARGB32_sse4;
         destStoreProc64[QImage::Format_RGBA8888] = destStore64RGBA8888_sse4;
+#endif
     }
 #endif
 
@@ -6558,18 +6795,19 @@ static void qInitDrawhelperFunctions()
         qBlendFunctions[QImage::Format_RGBA8888_Premultiplied][QImage::Format_RGBA8888_Premultiplied] = qt_blend_argb32_on_argb32_avx2;
 
         extern void QT_FASTCALL comp_func_Source_avx2(uint *destPixels, const uint *srcPixels, int length, uint const_alpha);
-        extern void QT_FASTCALL comp_func_Source_rgb64_avx2(QRgba64 *destPixels, const QRgba64 *srcPixels, int length, uint const_alpha);
         extern void QT_FASTCALL comp_func_SourceOver_avx2(uint *destPixels, const uint *srcPixels, int length, uint const_alpha);
-        extern void QT_FASTCALL comp_func_SourceOver_rgb64_avx2(QRgba64 *destPixels, const QRgba64 *srcPixels, int length, uint const_alpha);
         extern void QT_FASTCALL comp_func_solid_SourceOver_avx2(uint *destPixels, int length, uint color, uint const_alpha);
-        extern void QT_FASTCALL comp_func_solid_SourceOver_rgb64_avx2(QRgba64 *destPixels, int length, QRgba64 color, uint const_alpha);
-
         qt_functionForMode_C[QPainter::CompositionMode_Source] = comp_func_Source_avx2;
-        qt_functionForMode64_C[QPainter::CompositionMode_Source] = comp_func_Source_rgb64_avx2;
         qt_functionForMode_C[QPainter::CompositionMode_SourceOver] = comp_func_SourceOver_avx2;
-        qt_functionForMode64_C[QPainter::CompositionMode_SourceOver] = comp_func_SourceOver_rgb64_avx2;
         qt_functionForModeSolid_C[QPainter::CompositionMode_SourceOver] = comp_func_solid_SourceOver_avx2;
+#if QT_CONFIG(raster_64bit)
+        extern void QT_FASTCALL comp_func_Source_rgb64_avx2(QRgba64 *destPixels, const QRgba64 *srcPixels, int length, uint const_alpha);
+        extern void QT_FASTCALL comp_func_SourceOver_rgb64_avx2(QRgba64 *destPixels, const QRgba64 *srcPixels, int length, uint const_alpha);
+        extern void QT_FASTCALL comp_func_solid_SourceOver_rgb64_avx2(QRgba64 *destPixels, int length, QRgba64 color, uint const_alpha);
+        qt_functionForMode64_C[QPainter::CompositionMode_Source] = comp_func_Source_rgb64_avx2;
+        qt_functionForMode64_C[QPainter::CompositionMode_SourceOver] = comp_func_SourceOver_rgb64_avx2;
         qt_functionForModeSolid64_C[QPainter::CompositionMode_SourceOver] = comp_func_solid_SourceOver_rgb64_avx2;
+#endif
 
         extern void QT_FASTCALL fetchTransformedBilinearARGB32PM_simple_scale_helper_avx2(uint *b, uint *end, const QTextureData &image,
                                                                                           int &fx, int &fy, int fdx, int /*fdy*/);
@@ -6593,6 +6831,7 @@ static void qInitDrawhelperFunctions()
         qPixelLayouts[QImage::Format_RGBA8888].fetchToARGB32PM = fetchRGBA8888ToARGB32PM_avx2;
         qPixelLayouts[QImage::Format_RGBA8888].convertToARGB32PM = convertRGBA8888ToARGB32PM_avx2;
 
+#if QT_CONFIG(raster_64bit)
         extern const QRgba64 * QT_FASTCALL convertARGB32ToRGBA64PM_avx2(QRgba64 *, const uint *, int, const QVector<QRgb> *, QDitherInfo *);
         extern const QRgba64 * QT_FASTCALL convertRGBA8888ToRGBA64PM_avx2(QRgba64 *, const uint *, int count, const QVector<QRgb> *, QDitherInfo *);
         extern const QRgba64 *QT_FASTCALL fetchARGB32ToRGBA64PM_avx2(QRgba64 *, const uchar *, int, int, const QVector<QRgb> *, QDitherInfo *);
@@ -6601,6 +6840,7 @@ static void qInitDrawhelperFunctions()
         qPixelLayouts[QImage::Format_RGBX8888].convertToRGBA64PM = convertRGBA8888ToRGBA64PM_avx2;
         qPixelLayouts[QImage::Format_ARGB32].fetchToRGBA64PM = fetchARGB32ToRGBA64PM_avx2;
         qPixelLayouts[QImage::Format_RGBX8888].fetchToRGBA64PM = fetchRGBA8888ToRGBA64PM_avx2;
+#endif
     }
 #endif
 
diff --git a/src/gui/painting/qdrawhelper_avx2.cpp b/src/gui/painting/qdrawhelper_avx2.cpp
index 2b3cc9b226..fb50cb6a50 100644
--- a/src/gui/painting/qdrawhelper_avx2.cpp
+++ b/src/gui/painting/qdrawhelper_avx2.cpp
@@ -396,6 +396,7 @@ void QT_FASTCALL comp_func_SourceOver_avx2(uint *destPixels, const uint *srcPixe
         BLEND_SOURCE_OVER_ARGB32_WITH_CONST_ALPHA_AVX2(dst, src, length, const_alpha);
 }
 
+#if QT_CONFIG(raster_64bit)
 void QT_FASTCALL comp_func_SourceOver_rgb64_avx2(QRgba64 *dst, const QRgba64 *src, int length, uint const_alpha)
 {
     Q_ASSERT(const_alpha < 256); // const_alpha is in [0-255]
@@ -453,6 +454,7 @@ void QT_FASTCALL comp_func_SourceOver_rgb64_avx2(QRgba64 *dst, const QRgba64 *sr
             blend_pixel(dst[x], src[x], const_alpha);
     }
 }
+#endif
 
 void QT_FASTCALL comp_func_Source_avx2(uint *dst, const uint *src, int length, uint const_alpha)
 {
@@ -485,6 +487,7 @@ void QT_FASTCALL comp_func_Source_avx2(uint *dst, const uint *src, int length, u
     }
 }
 
+#if QT_CONFIG(raster_64bit)
 void QT_FASTCALL comp_func_Source_rgb64_avx2(QRgba64 *dst, const QRgba64 *src, int length, uint const_alpha)
 {
     Q_ASSERT(const_alpha < 256); // const_alpha is in [0-255]
@@ -517,6 +520,7 @@ void QT_FASTCALL comp_func_Source_rgb64_avx2(QRgba64 *dst, const QRgba64 *src, i
             dst[x] = interpolate65535(src[x], ca, dst[x], cia);
     }
 }
+#endif
 
 void QT_FASTCALL comp_func_solid_SourceOver_avx2(uint *destPixels, int length, uint color, uint const_alpha)
 {
@@ -549,6 +553,7 @@ void QT_FASTCALL comp_func_solid_SourceOver_avx2(uint *destPixels, int length, u
     }
 }
 
+#if QT_CONFIG(raster_64bit)
 void QT_FASTCALL comp_func_solid_SourceOver_rgb64_avx2(QRgba64 *destPixels, int length, QRgba64 color, uint const_alpha)
 {
     Q_ASSERT(const_alpha < 256); // const_alpha is in [0-255]
@@ -579,6 +584,7 @@ void QT_FASTCALL comp_func_solid_SourceOver_rgb64_avx2(QRgba64 *destPixels, int
             destPixels[x] = color + multiplyAlpha65535(destPixels[x], minusAlphaOfColor);
     }
 }
+#endif
 
 #define interpolate_4_pixels_16_avx2(tlr1, tlr2, blr1, blr2, distx, disty, colorMask, v_256, b)  \
 { \
diff --git a/src/gui/painting/qdrawhelper_p.h b/src/gui/painting/qdrawhelper_p.h
index 1e99a34842..9c5d525722 100644
--- a/src/gui/painting/qdrawhelper_p.h
+++ b/src/gui/painting/qdrawhelper_p.h
@@ -296,7 +296,9 @@ struct QGradientData
 #define GRADIENT_STOPTABLE_SIZE 1024
 #define GRADIENT_STOPTABLE_SIZE_SHIFT 10
 
+#if QT_CONFIG(raster_64bit)
     const QRgba64 *colorTable64; //[GRADIENT_STOPTABLE_SIZE];
+#endif
     const QRgb *colorTable32; //[GRADIENT_STOPTABLE_SIZE];
 
     uint alphaColor : 1;
@@ -402,11 +404,13 @@ static inline uint qt_gradient_pixel(const QGradientData *data, qreal pos)
     return data->colorTable32[qt_gradient_clamp(data, ipos)];
 }
 
+#if QT_CONFIG(raster_64bit)
 static inline const QRgba64& qt_gradient_pixel64(const QGradientData *data, qreal pos)
 {
     int ipos = int(pos * (GRADIENT_STOPTABLE_SIZE - 1) + qreal(0.5));
     return data->colorTable64[qt_gradient_clamp(data, ipos)];
 }
+#endif
 
 static inline qreal qRadialDeterminant(qreal a, qreal b, qreal c)
 {
diff --git a/src/gui/painting/qdrawhelper_sse4.cpp b/src/gui/painting/qdrawhelper_sse4.cpp
index d9a687b1b4..5e8acc332d 100644
--- a/src/gui/painting/qdrawhelper_sse4.cpp
+++ b/src/gui/painting/qdrawhelper_sse4.cpp
@@ -399,6 +399,7 @@ void QT_FASTCALL storeA2RGB30PMFromARGB32PM_sse4(uchar *dest, const uint *src, i
         d[i] = qConvertArgb32ToA2rgb30_sse4<PixelOrder>(src[i]);
 }
 
+#if QT_CONFIG(raster_64bit)
 void QT_FASTCALL destStore64ARGB32_sse4(QRasterBuffer *rasterBuffer, int x, int y, const QRgba64 *buffer, int length)
 {
     uint *dest = (uint*)rasterBuffer->scanLine(y) + x;
@@ -410,6 +411,7 @@ void QT_FASTCALL destStore64RGBA8888_sse4(QRasterBuffer *rasterBuffer, int x, in
     uint *dest = (uint*)rasterBuffer->scanLine(y) + x;
     convertARGBFromRGBA64PM_sse4<true>(dest, buffer, length);
 }
+#endif
 
 void QT_FASTCALL storeARGB32FromRGBA64PM_sse4(uchar *dest, const QRgba64 *src, int index, int count,
                                               const QVector<QRgb> *, QDitherInfo *)
diff --git a/src/gui/painting/qimagescale.cpp b/src/gui/painting/qimagescale.cpp
index 8a5274bd37..0d7205b483 100644
--- a/src/gui/painting/qimagescale.cpp
+++ b/src/gui/painting/qimagescale.cpp
@@ -528,6 +528,7 @@ static void qt_qimageScaleAARGBA_down_xy(QImageScaleInfo *isi, unsigned int *des
     }
 }
 
+#if QT_CONFIG(raster_64bit)
 static void qt_qimageScaleRgba64_up_x_down_y(QImageScaleInfo *isi, QRgba64 *dest,
                                              int dw, int dh, int dow, int sow);
 
@@ -728,6 +729,7 @@ static void qt_qimageScaleRgba64_down_xy(QImageScaleInfo *isi, QRgba64 *dest,
         }
     }
 }
+#endif
 
 static void qt_qimageScaleAARGB_up_x_down_y(QImageScaleInfo *isi, unsigned int *dest,
                                             int dw, int dh, int dow, int sow);
@@ -945,10 +947,13 @@ QImage qSmoothScaleImage(const QImage &src, int dw, int dh)
         return QImage();
     }
 
+#if QT_CONFIG(raster_64bit)
     if (src.depth() > 32)
         qt_qimageScaleRgba64(scaleinfo, (QRgba64 *)buffer.scanLine(0),
                              dw, dh, dw, src.bytesPerLine() / 8);
-    else if (src.hasAlphaChannel())
+    else
+#endif
+    if (src.hasAlphaChannel())
         qt_qimageScaleAARGBA(scaleinfo, (unsigned int *)buffer.scanLine(0),
                              dw, dh, dw, src.bytesPerLine() / 4);
     else
diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp
index 2c99671d0b..b0dec5cf78 100644
--- a/src/gui/painting/qpaintengine_raster.cpp
+++ b/src/gui/painting/qpaintengine_raster.cpp
@@ -4531,7 +4531,9 @@ void QSpanData::setup(const QBrush &brush, int alpha, QPainter::CompositionMode
 
             auto cacheInfo = qt_gradient_cache()->getBuffer(*g, alpha);
             gradient.colorTable32 = cacheInfo->buffer32;
+#if QT_CONFIG(raster_64bit)
             gradient.colorTable64 = cacheInfo->buffer64;
+#endif
             cachedGradient = std::move(cacheInfo);
 
             gradient.spread = g->spread();
@@ -4553,7 +4555,9 @@ void QSpanData::setup(const QBrush &brush, int alpha, QPainter::CompositionMode
 
             auto cacheInfo = qt_gradient_cache()->getBuffer(*g, alpha);
             gradient.colorTable32 = cacheInfo->buffer32;
+#if QT_CONFIG(raster_64bit)
             gradient.colorTable64 = cacheInfo->buffer64;
+#endif
             cachedGradient = std::move(cacheInfo);
 
             gradient.spread = g->spread();
@@ -4579,7 +4583,9 @@ void QSpanData::setup(const QBrush &brush, int alpha, QPainter::CompositionMode
 
             auto cacheInfo = qt_gradient_cache()->getBuffer(*g, alpha);
             gradient.colorTable32 = cacheInfo->buffer32;
+#if QT_CONFIG(raster_64bit)
             gradient.colorTable64 = cacheInfo->buffer64;
+#endif
             cachedGradient = std::move(cacheInfo);
 
             gradient.spread = QGradient::RepeatSpread;
diff --git a/tests/auto/gui/image/qimage/tst_qimage.cpp b/tests/auto/gui/image/qimage/tst_qimage.cpp
index 50eb61b219..441ec17412 100644
--- a/tests/auto/gui/image/qimage/tst_qimage.cpp
+++ b/tests/auto/gui/image/qimage/tst_qimage.cpp
@@ -1852,7 +1852,9 @@ void tst_QImage::smoothScale4_data()
     QTest::addColumn<QImage::Format>("format");
 
     QTest::newRow("RGB32") << QImage::Format_RGB32;
+#if QT_CONFIG(raster_64bit)
     QTest::newRow("RGBx64") << QImage::Format_RGBX64;
+#endif
 }
 
 void tst_QImage::smoothScale4()
@@ -3412,6 +3414,7 @@ void tst_QImage::ditherGradient_data()
     QTest::newRow("argb32pm -> argb6666pm (no dither)") << rgb32 << QImage::Format_ARGB6666_Premultiplied << 0 << 64;
     QTest::newRow("argb32pm -> argb6666pm (dithering)") << rgb32 << QImage::Format_ARGB6666_Premultiplied << int(Qt::PreferDither | Qt::OrderedDither) << 129;
 
+#if QT_CONFIG(raster_64bit)
     QImage rgb30(1024, 16, QImage::Format_RGB30);
     QLinearGradient gradient30(QRectF(rgb30.rect()).topLeft(), QRectF(rgb30.rect()).topRight());
     gradient30.setColorAt(0.0, QColor(0, 0, 0));
@@ -3424,6 +3427,7 @@ void tst_QImage::ditherGradient_data()
     QTest::newRow("rgb30 -> rgb32 (dithering)") << rgb30 << QImage::Format_RGB32 << int(Qt::PreferDither | Qt::OrderedDither) << 513;
     QTest::newRow("rgb30 -> rgb888 (no dither)") << rgb30 << QImage::Format_RGB888 << 0 << 256;
     QTest::newRow("rgb30 -> rgb888 (dithering)") << rgb30 << QImage::Format_RGB888 << int(Qt::PreferDither | Qt::OrderedDither) << 513;
+#endif
 }
 
 void tst_QImage::ditherGradient()
diff --git a/tests/auto/gui/painting/qpainter/tst_qpainter.cpp b/tests/auto/gui/painting/qpainter/tst_qpainter.cpp
index bc0baed15c..cec164b8b2 100644
--- a/tests/auto/gui/painting/qpainter/tst_qpainter.cpp
+++ b/tests/auto/gui/painting/qpainter/tst_qpainter.cpp
@@ -185,10 +185,12 @@ private slots:
     void gradientPixelFormat_data();
     void gradientPixelFormat();
 
+#if QT_CONFIG(raster_64bit)
     void linearGradientRgb30_data();
     void linearGradientRgb30();
     void radialGradientRgb30_data();
     void radialGradientRgb30();
+#endif
 
     void fpe_pixmapTransform();
     void fpe_zeroLengthLines();
@@ -3946,6 +3948,7 @@ void tst_QPainter::gradientInterpolation()
     }
 }
 
+#if QT_CONFIG(raster_64bit)
 void tst_QPainter::linearGradientRgb30_data()
 {
     QTest::addColumn<QColor>("stop0");
@@ -4004,6 +4007,7 @@ void tst_QPainter::radialGradientRgb30()
         QVERIFY(qGray(p1.rgb()) >= qGray(p2.rgb()));
     }
 }
+#endif
 
 void tst_QPainter::drawPolygon()
 {
@@ -4884,14 +4888,18 @@ void tst_QPainter::blendARGBonRGB_data()
                                      << QPainter::CompositionMode_SourceOver << qRgba(255, 0, 0, 85) << 85;
     QTest::newRow("ARGB_PM over RGB30") << QImage::Format_RGB30 << QImage::Format_ARGB32_Premultiplied
                                         << QPainter::CompositionMode_SourceOver << qRgba(85, 0, 0, 85) << 85;
+#if QT_CONFIG(raster_64bit)
     QTest::newRow("ARGB source RGB30") << QImage::Format_RGB30 << QImage::Format_ARGB32
                                        << QPainter::CompositionMode_Source << qRgba(255, 0, 0, 85) << 85;
     QTest::newRow("ARGB source RGB30") << QImage::Format_RGB30 << QImage::Format_ARGB32
                                        << QPainter::CompositionMode_Source << qRgba(255, 0, 0, 120) << 85;
+#endif
     QTest::newRow("ARGB_PM source RGB30") << QImage::Format_RGB30 << QImage::Format_ARGB32_Premultiplied
                                           << QPainter::CompositionMode_Source << qRgba(85, 0, 0, 85) << 85;
+#if QT_CONFIG(raster_64bit)
     QTest::newRow("ARGB_PM source RGB30") << QImage::Format_RGB30 << QImage::Format_ARGB32_Premultiplied
                                           << QPainter::CompositionMode_Source << qRgba(180, 0, 0, 180) << 170;
+#endif
     QTest::newRow("ARGB source-in RGB30") << QImage::Format_RGB30 << QImage::Format_ARGB32
                                           << QPainter::CompositionMode_SourceIn << qRgba(255, 0, 0, 85) << 85;
     QTest::newRow("ARGB_PM source-in RGB30") << QImage::Format_RGB30 << QImage::Format_ARGB32_Premultiplied