qv4profileradapter.h

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
#ifndef QV4PROFILERADAPTER_P_H
#define QV4PROFILERADAPTER_P_H
 
//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
 
#include "qqmlprofilerservice.h"
 
#include <private/qv4profiling_p.h>
#include <private/qqmlabstractprofileradapter_p.h>
 
#include <QStack>
#include <QList>
 
QT_BEGIN_NAMESPACE
 
class QQmlProfilerService;
class QV4ProfilerAdapter : public QQmlAbstractProfilerAdapter {
    Q_OBJECT
 
public:
    QV4ProfilerAdapter(QQmlProfilerService *service, QV4::ExecutionEngine *engine);
 
    virtual qint64 sendMessages(qint64 until, QList<QByteArray> &messages) override;
 
    void receiveData(const QV4::Profiling::FunctionLocationHash &,
                     const QVector<QV4::Profiling::FunctionCallProperties> &,
                     const QVector<QV4::Profiling::MemoryAllocationProperties> &);
 
Q_SIGNALS:
    void v4ProfilingEnabled(quint64 v4Features);
    void v4ProfilingEnabledWhileWaiting(quint64 v4Features);
 
private:
    QV4::Profiling::FunctionLocationHash m_functionLocations;
    QVector<QV4::Profiling::FunctionCallProperties> m_functionCallData;
    QVector<QV4::Profiling::MemoryAllocationProperties> m_memoryData;
    int m_functionCallPos;
    int m_memoryPos;
    QStack<qint64> m_stack;
    qint64 appendMemoryEvents(qint64 until, QList<QByteArray> &messages, QQmlDebugPacket &d);
    qint64 finalizeMessages(qint64 until, QList<QByteArray> &messages, qint64 callNext,
                            QQmlDebugPacket &d);
    void forwardEnabled(quint64 features);
    void forwardEnabledWhileWaiting(quint64 features);
 
    static quint64 translateFeatures(quint64 qmlFeatures);
};
 
QT_END_NAMESPACE
 
#endif // QV4PROFILERADAPTER_P_H