diff options
Diffstat (limited to 'src/qml/debugger/qqmlprofiler_p.h')
| -rw-r--r-- | src/qml/debugger/qqmlprofiler_p.h | 257 |
1 files changed, 171 insertions, 86 deletions
diff --git a/src/qml/debugger/qqmlprofiler_p.h b/src/qml/debugger/qqmlprofiler_p.h index 7e29c3ede6..1380599fb7 100644 --- a/src/qml/debugger/qqmlprofiler_p.h +++ b/src/qml/debugger/qqmlprofiler_p.h @@ -1,31 +1,37 @@ /**************************************************************************** ** -** Copyright (C) 2015 The Qt Company Ltd. -** Contact: http://www.qt.io/licensing/ +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtQml module of the Qt Toolkit. ** -** $QT_BEGIN_LICENSE:LGPL21$ +** $QT_BEGIN_LICENSE:LGPL$ ** 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 http://www.qt.io/terms-conditions. For further -** information use the contact form at http://www.qt.io/contact-us. +** 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 2.1 or version 3 as published by the Free -** Software Foundation and appearing in the file LICENSE.LGPLv21 and -** LICENSE.LGPLv3 included in the packaging of this file. Please review the -** following information to ensure the GNU Lesser General Public License -** requirements will be met: https://www.gnu.org/licenses/lgpl.html and -** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** 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. ** -** As a special exception, The Qt Company gives you certain additional -** rights. These rights are described in The Qt Company LGPL Exception -** version 1.1, 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 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. ** ** $QT_END_LICENSE$ ** @@ -48,6 +54,8 @@ #include <private/qv4function_p.h> #include <private/qqmlboundsignal_p.h> #include <private/qfinitestack_p.h> +#include <private/qqmlbinding_p.h> +#include <private/qqmlcompiler_p.h> #include "qqmlprofilerdefinitions_p.h" #include "qqmlabstractprofileradapter_p.h" @@ -71,40 +79,18 @@ QT_BEGIN_NAMESPACE // independently when converting to QByteArrays. Thus you can only pack // messages if their data doesn't overlap. It's up to you to figure that // out. -struct Q_AUTOTEST_EXPORT QQmlProfilerData +struct Q_AUTOTEST_EXPORT QQmlProfilerData : public QQmlProfilerDefinitions { - QQmlProfilerData() {} - - QQmlProfilerData(qint64 time, int messageType, int detailType, const QUrl &url, - int x = 0, int y = 0) : - time(time), messageType(messageType), detailType(detailType), detailUrl(url), - x(x), y(y) {} - - QQmlProfilerData(qint64 time, int messageType, int detailType, const QString &str, - int x = 0, int y = 0) : - time(time), messageType(messageType), detailType(detailType),detailString(str), - x(x), y(y) {} - - QQmlProfilerData(qint64 time, int messageType, int detailType, const QString &str, - const QUrl &url, int x = 0, int y = 0) : - time(time), messageType(messageType), detailType(detailType), detailString(str), - detailUrl(url), x(x), y(y) {} - - - QQmlProfilerData(qint64 time, int messageType, int detailType) : - time(time), messageType(messageType), detailType(detailType) {} - + QQmlProfilerData(qint64 time = -1, int messageType = -1, + RangeType detailType = MaximumRangeType, quintptr locationId = 0) : + time(time), locationId(locationId), messageType(messageType), detailType(detailType) + {} qint64 time; - int messageType; //bit field of QQmlProfilerService::Message - int detailType; + quintptr locationId; - // RangeData prefers detailString; RangeLocation prefers detailUrl. - QString detailString; //used by RangeData and possibly by RangeLocation - QUrl detailUrl; //used by RangeLocation and possibly by RangeData - - int x; //used by RangeLocation - int y; //used by RangeLocation + int messageType; //bit field of QQmlProfilerService::Message + RangeType detailType; }; Q_DECLARE_TYPEINFO(QQmlProfilerData, Q_MOVABLE_TYPE); @@ -112,58 +98,166 @@ Q_DECLARE_TYPEINFO(QQmlProfilerData, Q_MOVABLE_TYPE); class QQmlProfiler : public QObject, public QQmlProfilerDefinitions { Q_OBJECT public: - void startBinding(const QQmlSourceLocation &location) + + class BindingRefCount : public QQmlRefCount { + public: + BindingRefCount(QQmlBinding *binding): + m_binding(binding) + { + m_binding->ref.ref(); + } + + BindingRefCount(const BindingRefCount &other) : + QQmlRefCount(other), m_binding(other.m_binding) + { + m_binding->ref.ref(); + } + + BindingRefCount &operator=(const BindingRefCount &other) + { + if (this != &other) { + QQmlRefCount::operator=(other); + other.m_binding->ref.ref(); + if (!m_binding->ref.deref()) + delete m_binding; + m_binding = other.m_binding; + } + return *this; + } + + ~BindingRefCount() + { + if (!m_binding->ref.deref()) + delete m_binding; + } + + private: + QQmlBinding *m_binding; + }; + + struct Location { + Location(const QQmlSourceLocation &location = QQmlSourceLocation(), + const QUrl &url = QUrl()) : + location(location), url(url) {} + QQmlSourceLocation location; + QUrl url; + }; + + // Unfortunately we have to resolve the locations right away because the QML context might not + // be available anymore when we send the data. + struct RefLocation : public Location { + RefLocation() : Location(), locationType(MaximumRangeType), ref(nullptr) + {} + + RefLocation(QQmlBinding *binding, QV4::FunctionObject *function) : + Location(function->sourceLocation()), locationType(Binding), + ref(new BindingRefCount(binding), QQmlRefPointer<QQmlRefCount>::Adopt) + {} + + RefLocation(QQmlCompiledData *ref, const QUrl &url, const QV4::CompiledData::Object *obj, + const QString &type) : + Location(QQmlSourceLocation(type, obj->location.line, obj->location.column), url), + locationType(Creating), ref(ref) + {} + + RefLocation(QQmlBoundSignalExpression *ref) : + Location(ref->sourceLocation()), locationType(HandlingSignal), ref(ref) + {} + + RefLocation(QQmlDataBlob *ref) : + Location(QQmlSourceLocation(), ref->url()), locationType(Compiling), ref(ref) + {} + + bool isValid() const + { + return locationType != MaximumRangeType; + } + + RangeType locationType; + QQmlRefPointer<QQmlRefCount> ref; + }; + + typedef QHash<quintptr, Location> LocationHash; + + void startBinding(QQmlBinding *binding, QV4::FunctionObject *function) { + quintptr locationId(id(binding)); m_data.append(QQmlProfilerData(m_timer.nsecsElapsed(), - (1 << RangeStart | 1 << RangeLocation), 1 << Binding, - location.sourceFile, qmlSourceCoordinate(location.line), qmlSourceCoordinate(location.column))); + (1 << RangeStart | 1 << RangeLocation), Binding, + locationId)); + + RefLocation &location = m_locations[locationId]; + if (!location.isValid()) + location = RefLocation(binding, function); } // Have toByteArrays() construct another RangeData event from the same QString later. // This is somewhat pointless but important for backwards compatibility. - void startCompiling(const QUrl &url) + void startCompiling(QQmlDataBlob *blob) { + quintptr locationId(id(blob)); m_data.append(QQmlProfilerData(m_timer.nsecsElapsed(), (1 << RangeStart | 1 << RangeLocation | 1 << RangeData), - 1 << Compiling, url, 1, 1)); + Compiling, locationId)); + + RefLocation &location = m_locations[locationId]; + if (!location.isValid()) + location = RefLocation(blob); } - void startHandlingSignal(const QQmlSourceLocation &location) + void startHandlingSignal(QQmlBoundSignalExpression *expression) { + quintptr locationId(id(expression)); m_data.append(QQmlProfilerData(m_timer.nsecsElapsed(), - (1 << RangeStart | 1 << RangeLocation), 1 << HandlingSignal, - location.sourceFile, location.line, location.column)); + (1 << RangeStart | 1 << RangeLocation), HandlingSignal, + locationId)); + + RefLocation &location = m_locations[locationId]; + if (!location.isValid()) + location = RefLocation(expression); } void startCreating() { - m_data.append(QQmlProfilerData(m_timer.nsecsElapsed(), 1 << RangeStart, 1 << Creating)); + m_data.append(QQmlProfilerData(m_timer.nsecsElapsed(), 1 << RangeStart, Creating)); } - void startCreating(const QString &typeName, const QUrl &fileName, int line, int column) + void startCreating(const QV4::CompiledData::Object *obj) { m_data.append(QQmlProfilerData(m_timer.nsecsElapsed(), (1 << RangeStart | 1 << RangeLocation | 1 << RangeData), - 1 << Creating, typeName, fileName, line, column)); + Creating, id(obj))); } - void updateCreating(const QString &typeName, const QUrl &fileName, int line, int column) + void updateCreating(const QV4::CompiledData::Object *obj, QQmlCompiledData *ref, + const QUrl &url, const QString &type) { + quintptr locationId(id(obj)); m_data.append(QQmlProfilerData(m_timer.nsecsElapsed(), (1 << RangeLocation | 1 << RangeData), - 1 << Creating, typeName, fileName, line, column)); + Creating, locationId)); + + RefLocation &location = m_locations[locationId]; + if (!location.isValid()) + location = RefLocation(ref, url, obj, type); } template<RangeType Range> void endRange() { - m_data.append(QQmlProfilerData(m_timer.nsecsElapsed(), 1 << RangeEnd, 1 << Range)); + m_data.append(QQmlProfilerData(m_timer.nsecsElapsed(), 1 << RangeEnd, Range)); } QQmlProfiler(); quint64 featuresEnabled; + template<typename Object> + static quintptr id(const Object *pointer) + { + return reinterpret_cast<quintptr>(pointer); + } + public slots: void startProfiling(quint64 features); void stopProfiling(); @@ -171,10 +265,11 @@ public slots: void setTimer(const QElapsedTimer &timer) { m_timer = timer; } signals: - void dataReady(const QVector<QQmlProfilerData> &); + void dataReady(const QVector<QQmlProfilerData> &, const QQmlProfiler::LocationHash &); protected: QElapsedTimer m_timer; + QHash<quintptr, RefLocation> m_locations; QVector<QQmlProfilerData> m_data; }; @@ -188,11 +283,12 @@ struct QQmlProfilerHelper : public QQmlProfilerDefinitions { }; struct QQmlBindingProfiler : public QQmlProfilerHelper { - QQmlBindingProfiler(QQmlProfiler *profiler, const QV4::FunctionObject *function) : + QQmlBindingProfiler(QQmlProfiler *profiler, QQmlBinding *binding, + QV4::FunctionObject *function) : QQmlProfilerHelper(profiler) { Q_QML_PROFILE(QQmlProfilerDefinitions::ProfileBinding, profiler, - startBinding(function->sourceLocation())); + startBinding(binding, function)); } ~QQmlBindingProfiler() @@ -207,7 +303,7 @@ struct QQmlHandlingSignalProfiler : public QQmlProfilerHelper { QQmlProfilerHelper(profiler) { Q_QML_PROFILE(QQmlProfilerDefinitions::ProfileHandlingSignal, profiler, - startHandlingSignal(expression->sourceLocation())); + startHandlingSignal(expression)); } ~QQmlHandlingSignalProfiler() @@ -218,10 +314,10 @@ struct QQmlHandlingSignalProfiler : public QQmlProfilerHelper { }; struct QQmlCompilingProfiler : public QQmlProfilerHelper { - QQmlCompilingProfiler(QQmlProfiler *profiler, const QUrl &url) : + QQmlCompilingProfiler(QQmlProfiler *profiler, QQmlDataBlob *blob) : QQmlProfilerHelper(profiler) { - Q_QML_PROFILE(QQmlProfilerDefinitions::ProfileCompiling, profiler, startCompiling(url)); + Q_QML_PROFILE(QQmlProfilerDefinitions::ProfileCompiling, profiler, startCompiling(blob)); } ~QQmlCompilingProfiler() @@ -233,14 +329,6 @@ struct QQmlCompilingProfiler : public QQmlProfilerHelper { struct QQmlVmeProfiler : public QQmlProfilerDefinitions { public: - struct Data { - Data() : m_line(0), m_column(0) {} - QUrl m_url; - int m_line; - int m_column; - QString m_typeName; - }; - QQmlVmeProfiler() : profiler(0) {} void init(QQmlProfiler *p, int maxDepth) @@ -249,30 +337,30 @@ public: ranges.allocate(maxDepth); } - Data pop() + const QV4::CompiledData::Object *pop() { if (ranges.count() > 0) return ranges.pop(); else - return Data(); + return nullptr; } - void push(const Data &data) + void push(const QV4::CompiledData::Object *object) { if (ranges.capacity() > ranges.count()) - ranges.push(data); + ranges.push(object); } QQmlProfiler *profiler; private: - QFiniteStack<Data> ranges; + QFiniteStack<const QV4::CompiledData::Object *> ranges; }; #define Q_QML_OC_PROFILE(member, Code)\ Q_QML_PROFILE_IF_ENABLED(QQmlProfilerDefinitions::ProfileCreating, member.profiler, Code) -class QQmlObjectCreationProfiler : public QQmlVmeProfiler::Data { +class QQmlObjectCreationProfiler { public: QQmlObjectCreationProfiler(QQmlProfiler *profiler) : profiler(profiler) @@ -285,13 +373,10 @@ public: Q_QML_PROFILE(QQmlProfilerDefinitions::ProfileCreating, profiler, endRange<QQmlProfilerDefinitions::Creating>()); } - void update(const QString &typeName, const QUrl &url, int line, int column) + void update(QQmlCompiledData *ref, const QV4::CompiledData::Object *obj, + const QString &typeName, const QUrl &url) { - profiler->updateCreating(typeName, url, line, column); - m_typeName = typeName; - m_url = url; - m_line = line; - m_column = column; + profiler->updateCreating(obj, ref, url, typeName); } private: @@ -304,8 +389,7 @@ public: profiler(parent->profiler) { Q_QML_PROFILE_IF_ENABLED(QQmlProfilerDefinitions::ProfileCreating, profiler, { - QQmlVmeProfiler::Data data = parent->pop(); - profiler->startCreating(data.m_typeName, data.m_url, data.m_line, data.m_column); + profiler->startCreating(parent->pop()); }); } @@ -320,5 +404,6 @@ private: QT_END_NAMESPACE Q_DECLARE_METATYPE(QVector<QQmlProfilerData>) +Q_DECLARE_METATYPE(QQmlProfiler::LocationHash) #endif // QQMLPROFILER_P_H |