src/gui/painting/qdrawhelper_iwmmxt.cpp

   1 /****************************************************************************
   2 **
   3 ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
   4 ** All rights reserved.
   5 ** Contact: Nokia Corporation (qt-info@nokia.com)
   6 **
   7 ** This file is part of the QtGui module of the Qt Toolkit.
   8 **
   9 ** $QT_BEGIN_LICENSE:LGPL$
  10 ** GNU Lesser General Public License Usage
  11 ** This file may be used under the terms of the GNU Lesser General Public
  12 ** License version 2.1 as published by the Free Software Foundation and
  13 ** appearing in the file LICENSE.LGPL included in the packaging of this
  14 ** file. Please review the following information to ensure the GNU Lesser
  15 ** General Public License version 2.1 requirements will be met:
  16 ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
  17 **
  18 ** In addition, as a special exception, Nokia gives you certain additional
  19 ** rights. These rights are described in the Nokia Qt LGPL Exception
  20 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
  21 **
  22 ** GNU General Public License Usage
  23 ** Alternatively, this file may be used under the terms of the GNU General
  24 ** Public License version 3.0 as published by the Free Software Foundation
  25 ** and appearing in the file LICENSE.GPL included in the packaging of this
  26 ** file. Please review the following information to ensure the GNU General
  27 ** Public License version 3.0 requirements will be met:
  28 ** http://www.gnu.org/copyleft/gpl.html.
  29 **
  30 ** Other Usage
  31 ** Alternatively, this file may be used in accordance with the terms and
  32 ** conditions contained in a signed written agreement between you and Nokia.
  33 **
  34 **
  35 **
  36 **
  37 **
  38 ** $QT_END_LICENSE$
  39 **
  40 ****************************************************************************/
  41
  42 #ifdef QT_HAVE_IWMMXT
  43
  44 #include <mmintrin.h>
  45 #if defined(Q_OS_WINCE)
  46 #  include "qplatformdefs.h"
  47 #endif
  48 #if !defined(__IWMMXT__) && !defined(Q_OS_WINCE)
  49 #  include <xmmintrin.h>
  50 #elif defined(Q_OS_WINCE_STD) && defined(_X86_)
  51 #  pragma warning(disable: 4391)
  52 #  include <xmmintrin.h>
  53 #endif
  54
  55 #include <private/qdrawhelper_sse_p.h>
  56
  57 QT_BEGIN_NAMESPACE
  58
  59 #ifndef _MM_SHUFFLE
  60 #define _MM_SHUFFLE(fp3,fp2,fp1,fp0) \
  61  (((fp3) << 6) | ((fp2) << 4) | ((fp1) << 2) | (fp0))
  62 #endif
  63
  64 struct QIWMMXTIntrinsics : public QMMXCommonIntrinsics
  65 {
  66     static inline m64 alpha(m64 x) {
  67         return _mm_shuffle_pi16 (x, _MM_SHUFFLE(3, 3, 3, 3));
  68     }
  69
  70     static inline m64 _load_alpha(uint x, const m64 &mmx_0x0000) {
  71         m64 t = _mm_unpacklo_pi8(_mm_cvtsi32_si64(x), mmx_0x0000);
  72         return _mm_shuffle_pi16(t, _MM_SHUFFLE(0, 0, 0, 0));
  73     }
  74
  75     static inline void end() {
  76     }
  77 };
  78
  79 CompositionFunctionSolid qt_functionForModeSolid_IWMMXT[numCompositionFunctions] = {
  80     comp_func_solid_SourceOver<QIWMMXTIntrinsics>,
  81     comp_func_solid_DestinationOver<QIWMMXTIntrinsics>,
  82     comp_func_solid_Clear<QIWMMXTIntrinsics>,
  83     comp_func_solid_Source<QIWMMXTIntrinsics>,
  84     0,
  85     comp_func_solid_SourceIn<QIWMMXTIntrinsics>,
  86     comp_func_solid_DestinationIn<QIWMMXTIntrinsics>,
  87     comp_func_solid_SourceOut<QIWMMXTIntrinsics>,
  88     comp_func_solid_DestinationOut<QIWMMXTIntrinsics>,
  89     comp_func_solid_SourceAtop<QIWMMXTIntrinsics>,
  90     comp_func_solid_DestinationAtop<QIWMMXTIntrinsics>,
  91     comp_func_solid_XOR<QIWMMXTIntrinsics>,
  92     0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // svg 1.2 modes
  93     rasterop_solid_SourceOrDestination<QIWMMXTIntrinsics>,
  94     rasterop_solid_SourceAndDestination<QIWMMXTIntrinsics>,
  95     rasterop_solid_SourceXorDestination<QIWMMXTIntrinsics>,
  96     rasterop_solid_NotSourceAndNotDestination<QIWMMXTIntrinsics>,
  97     rasterop_solid_NotSourceOrNotDestination<QIWMMXTIntrinsics>,
  98     rasterop_solid_NotSourceXorDestination<QIWMMXTIntrinsics>,
  99     rasterop_solid_NotSource<QIWMMXTIntrinsics>,
 100     rasterop_solid_NotSourceAndDestination<QIWMMXTIntrinsics>,
 101     rasterop_solid_SourceAndNotDestination<QIWMMXTIntrinsics>
 102 };
 103
 104 CompositionFunction qt_functionForMode_IWMMXT[] = {
 105     comp_func_SourceOver<QIWMMXTIntrinsics>,
 106     comp_func_DestinationOver<QIWMMXTIntrinsics>,
 107     comp_func_Clear<QIWMMXTIntrinsics>,
 108     comp_func_Source<QIWMMXTIntrinsics>,
 109     comp_func_Destination,
 110     comp_func_SourceIn<QIWMMXTIntrinsics>,
 111     comp_func_DestinationIn<QIWMMXTIntrinsics>,
 112     comp_func_SourceOut<QIWMMXTIntrinsics>,
 113     comp_func_DestinationOut<QIWMMXTIntrinsics>,
 114     comp_func_SourceAtop<QIWMMXTIntrinsics>,
 115     comp_func_DestinationAtop<QIWMMXTIntrinsics>,
 116     comp_func_XOR<QIWMMXTIntrinsics>,
 117     comp_func_Plus,
 118     comp_func_Multiply,
 119     comp_func_Screen,
 120     comp_func_Overlay,
 121     comp_func_Darken,
 122     comp_func_Lighten,
 123     comp_func_ColorDodge,
 124     comp_func_ColorBurn,
 125     comp_func_HardLight,
 126     comp_func_SoftLight,
 127     comp_func_Difference,
 128     comp_func_Exclusion,
 129     rasterop_SourceOrDestination,
 130     rasterop_SourceAndDestination,
 131     rasterop_SourceXorDestination,
 132     rasterop_NotSourceAndNotDestination,
 133     rasterop_NotSourceOrNotDestination,
 134     rasterop_NotSourceXorDestination,
 135     rasterop_NotSource,
 136     rasterop_NotSourceAndDestination,
 137     rasterop_SourceAndNotDestination
 138 };
 139
 140 void qt_blend_color_argb_iwmmxt(int count, const QSpan *spans, void *userData)
 141 {
 142     qt_blend_color_argb_x86<QIWMMXTIntrinsics>(count, spans, userData,
 143                                                (CompositionFunctionSolid*)qt_functionForModeSolid_IWMMXT);
 144 }
 145
 146 #endif // QT_HAVE_IWMMXT
 147
 148 QT_END_NAMESPACE