Long live Qt 4.5!

1 files changed, 127 insertions, 0 deletions

diff --git a/src/gui/painting/qdrawhelper_iwmmxt.cpp b/src/gui/painting/qdrawhelper_iwmmxt.cpp
new file mode 100644
index 0000000000..cde6bf9aed
--- /dev/null
+++ b/src/gui/painting/qdrawhelper_iwmmxt.cpp
@@ -0,0 +1,127 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the QtGui module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain
+** additional rights. These rights are described in the Nokia Qt LGPL
+** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifdef QT_HAVE_IWMMXT
+
+#include <mmintrin.h>
+#if defined(Q_OS_WINCE)
+#  include "qplatformdefs.h"
+#endif
+#if !defined(__IWMMXT__) && !defined(Q_OS_WINCE)
+#  include <xmmintrin.h>
+#elif defined(Q_OS_WINCE_STD) && defined(_X86_)
+#  pragma warning(disable: 4391)
+#  include <xmmintrin.h>
+#endif
+
+#include <private/qdrawhelper_sse_p.h>
+
+QT_BEGIN_NAMESPACE
+
+#ifndef _MM_SHUFFLE
+#define _MM_SHUFFLE(fp3,fp2,fp1,fp0) \
+ (((fp3) << 6) | ((fp2) << 4) | ((fp1) << 2) | (fp0))
+#endif
+
+struct QIWMMXTIntrinsics : public QMMXCommonIntrinsics
+{
+    static inline m64 alpha(m64 x) {
+        return _mm_shuffle_pi16 (x, _MM_SHUFFLE(3, 3, 3, 3));
+    }
+
+    static inline m64 _load_alpha(uint x, const m64 &mmx_0x0000) {
+        m64 t = _mm_unpacklo_pi8(_mm_cvtsi32_si64(x), mmx_0x0000);
+        return _mm_shuffle_pi16(t, _MM_SHUFFLE(0, 0, 0, 0));
+    }
+
+    static inline void end() {
+    }
+};
+
+CompositionFunctionSolid qt_functionForModeSolid_IWMMXT[numCompositionFunctions] = {
+    comp_func_solid_SourceOver<QIWMMXTIntrinsics>,
+    comp_func_solid_DestinationOver<QIWMMXTIntrinsics>,
+    comp_func_solid_Clear<QIWMMXTIntrinsics>,
+    comp_func_solid_Source<QIWMMXTIntrinsics>,
+    0,
+    comp_func_solid_SourceIn<QIWMMXTIntrinsics>,
+    comp_func_solid_DestinationIn<QIWMMXTIntrinsics>,
+    comp_func_solid_SourceOut<QIWMMXTIntrinsics>,
+    comp_func_solid_DestinationOut<QIWMMXTIntrinsics>,
+    comp_func_solid_SourceAtop<QIWMMXTIntrinsics>,
+    comp_func_solid_DestinationAtop<QIWMMXTIntrinsics>,
+    comp_func_solid_XOR<QIWMMXTIntrinsics>,
+    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // svg 1.2 modes
+    rasterop_solid_SourceOrDestination<QIWMMXTIntrinsics>,
+    rasterop_solid_SourceAndDestination<QIWMMXTIntrinsics>,
+    rasterop_solid_SourceXorDestination<QIWMMXTIntrinsics>,
+    rasterop_solid_NotSourceAndNotDestination<QIWMMXTIntrinsics>,
+    rasterop_solid_NotSourceOrNotDestination<QIWMMXTIntrinsics>,
+    rasterop_solid_NotSourceXorDestination<QIWMMXTIntrinsics>,
+    rasterop_solid_NotSource<QIWMMXTIntrinsics>,
+    rasterop_solid_NotSourceAndDestination<QIWMMXTIntrinsics>,
+    rasterop_solid_SourceAndNotDestination<QIWMMXTIntrinsics>
+};
+
+CompositionFunction qt_functionForMode_IWMMXT[] = {
+    comp_func_SourceOver<QIWMMXTIntrinsics>,
+    comp_func_DestinationOver<QIWMMXTIntrinsics>,
+    comp_func_Clear<QIWMMXTIntrinsics>,
+    comp_func_Source<QIWMMXTIntrinsics>,
+    0,
+    comp_func_SourceIn<QIWMMXTIntrinsics>,
+    comp_func_DestinationIn<QIWMMXTIntrinsics>,
+    comp_func_SourceOut<QIWMMXTIntrinsics>,
+    comp_func_DestinationOut<QIWMMXTIntrinsics>,
+    comp_func_SourceAtop<QIWMMXTIntrinsics>,
+    comp_func_DestinationAtop<QIWMMXTIntrinsics>,
+    comp_func_XOR<QIWMMXTIntrinsics>
+};
+
+void qt_blend_color_argb_iwmmxt(int count, const QSpan *spans, void *userData)
+{
+    qt_blend_color_argb_x86<QIWMMXTIntrinsics>(count, spans, userData,
+                                               (CompositionFunctionSolid*)qt_functionForModeSolid_IWMMXT);
+}
+
+#endif // QT_HAVE_IWMMXT
+
+QT_END_NAMESPACE