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Fix MIPS DSP configuration

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The patch fixes a number of bugs in code, and removes dead logic
clarifying that MIPS DSP, like ARM NEON, has no runtime detecton.

Change-Id: If2f4eea68da5b2eaa80b8e9c8258206d8c1b7173
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@qt.io>
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
This commit is contained in:
Allan Sandfeld Jensen 2017-01-19 11:14:47 +01:00
parent 02cc57f4ed
commit 099f286870
12 changed files with 86 additions and 162 deletions
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45
config.tests/unix/mips_dsp/mips_dsp.cpp
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@ -1,45 +0,0 @@
/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the config.tests of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
int main(int, char**)
{
int result;
__builtin_mips_lhx(&result, 10);
return result;
}

2
config.tests/unix/mips_dsp/mips_dsp.pro
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@ -1,2 +0,0 @@
SOURCES = mips_dsp.cpp
CONFIG -= x11 qt

47
config.tests/unix/mips_dspr2/mips_dspr2.cpp
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@ -1,47 +0,0 @@
/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the config.tests of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
int main(int, char**)
{
int result, tmp1, tmp2;
tmp1 = 10;
tmp2 = 20;
result = __builtin_mips_append (tmp1, tmp2, 10);
return result;
}

2
config.tests/unix/mips_dspr2/mips_dspr2.pro
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@ -1,2 +0,0 @@
SOURCES = mips_dspr2.cpp
CONFIG -= x11 qt

13
configure.json
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@ -192,7 +192,7 @@
"detectPkgConfig": [ "cross_compile", "machineTuple" ],
"library": [ "pkg-config" ],
"getPkgConfigVariable": [ "pkg-config" ],
"neon": [ "architecture" ]
"subarch": [ "architecture" ]
},
"testTypeAliases": {
@ -379,17 +379,18 @@
},
"mips_dsp": {
"label": "MIPS DSP instructions",
"type": "compile",
"test": "unix/mips_dsp"
"type": "subarch",
"subarch": "dsp"
},
"mips_dspr2": {
"label": "MIPS DSPr2 instructions",
"type": "compile",
"test": "common/mips_dspr2"
"type": "subarch",
"subarch": "dspr2"
},
"neon": {
"label": "NEON instructions",
"type": "neon"
"type": "subarch",
"subarch": "neon"
},
"mremap": {

5
configure.pri
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@ -369,8 +369,9 @@ defineTest(qtConfTest_detectPkgConfig) {
return(true)
}
defineTest(qtConfTest_neon) {
contains($${currentConfig}.tests.architecture.subarch, "neon"): return(true)
defineTest(qtConfTest_subarch) {
subarch = $$eval($${1}.subarch)
contains($${currentConfig}.tests.architecture.subarch, $${subarch}): return(true)
return(false)
}

2
mkspecs/common/gcc-base.conf
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@ -96,6 +96,8 @@ QMAKE_CFLAGS_AVX512VL += -mavx512vl
QMAKE_CFLAGS_AVX512IFMA += -mavx512ifma
QMAKE_CFLAGS_AVX512VBMI += -mavx512vbmi
QMAKE_CFLAGS_NEON += -mfpu=neon
QMAKE_CFLAGS_MIPS_DSP += -mdsp
QMAKE_CFLAGS_MIPS_DSPR2 += -mdspr2
# Wrapper tools that understand .o/.a files with GIMPLE instead of machine code
QMAKE_AR_LTCG = gcc-ar cqs

9
src/corelib/tools/qsimd_p.h
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@ -156,6 +156,15 @@
# if !defined(__ARM_FEATURE_NEON) && defined(__ARM_NEON__)
# define __ARM_FEATURE_NEON // also support QT_COMPILER_SUPPORTS_HERE(NEON)
# endif
#elif defined(Q_PROCESSOR_MIPS)
# define QT_COMPILER_SUPPORTS_HERE(x) (__ ## x ## __)
# define QT_FUNCTION_TARGET(x)
# if !defined(__MIPS_DSP__) && defined(__mips_dsp) && defined(Q_PROCESSOR_MIPS_32)
# define __MIPS_DSP__
# endif
# if !defined(__MIPS_DSPR2__) && defined(__mips_dspr2) && defined(Q_PROCESSOR_MIPS_32)
# define __MIPS_DSPR2__
# endif
#elif (defined(Q_CC_INTEL) || defined(Q_CC_MSVC) \
|| (defined(Q_CC_GNU) && !defined(Q_CC_CLANG) && (__GNUC__-0) * 100 + (__GNUC_MINOR__-0) >= 409)) \
&& !defined(QT_BOOTSTRAPPED)

4
src/gui/image/qimage_conversions.cpp
View File

@ -2984,8 +2984,7 @@ static void qInitImageConversions()
qimage_converter_map[QImage::Format_RGB888][QImage::Format_ARGB32_Premultiplied] = convert_RGB888_to_RGB32_neon;
#endif
#ifdef QT_COMPILER_SUPPORTS_MIPS_DSPR2
if (qCpuHasFeature(DSPR2)) {
#if defined(__MIPS_DSPR2__)
extern bool convert_ARGB_to_ARGB_PM_inplace_mips_dspr2(QImageData *data, Qt::ImageConversionFlags);
qimage_inplace_converter_map[QImage::Format_ARGB32][QImage::Format_ARGB32_Premultiplied] = convert_ARGB_to_ARGB_PM_inplace_mips_dspr2;
@ -2993,7 +2992,6 @@ static void qInitImageConversions()
qimage_converter_map[QImage::Format_RGB888][QImage::Format_RGB32] = convert_RGB888_to_RGB32_mips_dspr2;
qimage_converter_map[QImage::Format_RGB888][QImage::Format_ARGB32] = convert_RGB888_to_RGB32_mips_dspr2;
qimage_converter_map[QImage::Format_RGB888][QImage::Format_ARGB32_Premultiplied] = convert_RGB888_to_RGB32_mips_dspr2;
}
#endif
}

20
src/gui/painting/qdrawhelper.cpp
View File

@ -1539,12 +1539,8 @@ static const uint *QT_FASTCALL fetchUntransformedRGB16(uint *buffer, const Opera
int length)
{
const quint16 *scanLine = (const quint16 *)data->texture.scanLine(y) + x;
#ifdef QT_COMPILER_SUPPORTS_MIPS_DSPR2
qConvertRgb16To32_asm_mips_dspr2(buffer, scanLine, length);
#else
for (int i = 0; i < length; ++i)
buffer[i] = qConvertRgb16To32(scanLine[i]);
#endif
return buffer;
}
@ -6030,7 +6026,7 @@ void qt_memfill16(quint16 *dest, quint16 color, int count)
qt_memfill_template<quint16>(dest, color, count);
}
#endif
#if !defined(__SSE2__) && !defined(__ARM_NEON__) && !defined(__mips_dsp)
#if !defined(__SSE2__) && !defined(__ARM_NEON__) && !defined(__MIPS_DSP__)
void qt_memfill32(quint32 *dest, quint32 color, int count)
{
qt_memfill_template<quint32>(dest, color, count);
@ -6222,11 +6218,9 @@ static void qInitDrawhelperFunctions()
qMemRotateFunctions[QImage::Format_RGB16][0] = qt_memrotate90_16_neon;
qMemRotateFunctions[QImage::Format_RGB16][2] = qt_memrotate270_16_neon;
#endif
#endif // defined(__ARM_NEON__)
#endif
#if defined(QT_COMPILER_SUPPORTS_MIPS_DSP) || defined(QT_COMPILER_SUPPORTS_MIPS_DSPR2)
if (qCpuHasFeature(DSP) && qCpuHasFeature(DSPR2)) {
#if defined(__MIPS_DSP__)
// Composition functions are all DSP r1
qt_functionForMode_C[QPainter::CompositionMode_SourceOver] = comp_func_SourceOver_asm_mips_dsp;
qt_functionForMode_C[QPainter::CompositionMode_Source] = comp_func_Source_mips_dsp;
@ -6261,13 +6255,13 @@ static void qInitDrawhelperFunctions()
sourceFetchUntransformed[QImage::Format_RGB444] = qt_fetchUntransformed_444_mips_dsp;
sourceFetchUntransformed[QImage::Format_ARGB8565_Premultiplied] = qt_fetchUntransformed_argb8565_premultiplied_mips_dsp;
#if defined(QT_COMPILER_SUPPORTS_MIPS_DSPR2)
#if defined(__MIPS_DSPR2__)
qBlendFunctions[QImage::Format_RGB16][QImage::Format_RGB16] = qt_blend_rgb16_on_rgb16_mips_dspr2;
sourceFetchUntransformed[QImage::Format_RGB16] = qt_fetchUntransformedRGB16_mips_dspr2;
#else
qBlendFunctions[QImage::Format_RGB16][QImage::Format_RGB16] = qt_blend_rgb16_on_rgb16_mips_dsp;
#endif // QT_COMPILER_SUPPORTS_MIPS_DSPR2
}
#endif // QT_COMPILER_SUPPORTS_MIPS_DSP || QT_COMPILER_SUPPORTS_MIPS_DSPR2
#endif // defined(__MIPS_DSPR2__)
#endif // defined(__MIPS_DSP__)
}
// Ensure initialization if this object file is linked.

15
src/gui/painting/qdrawhelper_mips_dsp.cpp
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@ -113,7 +113,7 @@ void qt_blend_rgb32_on_rgb32_mips_dsp(uchar *destPixels, int dbpl,
}
}
#if defined QT_COMPILER_SUPPORTS_MIPS_DSPR2
#if defined(__MIPS_DSPR2__)
void qt_blend_rgb16_on_rgb16_mips_dspr2(uchar *destPixels, int dbpl,
const uchar *srcPixels, int sbpl,
int w, int h,
@ -521,4 +521,17 @@ const uint * QT_FASTCALL qt_fetchUntransformed_argb8565_premultiplied_mips_dsp (
return buffer;
}
#if defined(__MIPS_DSPR2__)
extern "C" void qConvertRgb16To32_asm_mips_dspr2(quint32 *dest, const quint16 *src, int length);
const uint *QT_FASTCALL qt_fetchUntransformedRGB16_mips_dspr2(uint *buffer, const Operator *,
const QSpanData *data, int y, int x,
int length)
{
const quint16 *scanLine = (const quint16 *)data->texture.scanLine(y) + x;
qConvertRgb16To32_asm_mips_dspr2(buffer, scanLine, length);
return buffer;
}
#endif
QT_END_NAMESPACE

12
src/gui/painting/qdrawhelper_mips_dsp_p.h
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@ -192,12 +192,9 @@ const uint * QT_FASTCALL qt_fetchUntransformed_argb8565_premultiplied_mips_dsp (
const QSpanData *data,
int y, int x, int length);
#endif // QT_COMPILER_SUPPORTS_MIPS_DSP
#ifdef QT_COMPILER_SUPPORTS_MIPS_DSPR2
extern "C" void qConvertRgb16To32_asm_mips_dspr2(quint32 *dest, const quint16 *src, int length);
#if defined(__MIPS_DSPR2__)
extern "C" void qt_blend_rgb16_on_rgb16_mips_dspr2_asm(quint16 *dest, const quint16 *src, int length, uint const_alpha);
@ -206,7 +203,12 @@ void qt_blend_rgb16_on_rgb16_mips_dspr2(uchar *destPixels, int dbpl,
int w, int h,
int const_alpha);
#endif // QT_COMPILER_SUPPORTS_MIPS_DSPR2
const uint *QT_FASTCALL qt_fetchUntransformedRGB16_mips_dspr2(uint *buffer, const Operator *,
const QSpanData *data, int y, int x,
int length);
#endif // defined(__MIPS_DSPR2__)
#endif // QT_COMPILER_SUPPORTS_MIPS_DSP
QT_END_NAMESPACE