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// Copyright (C) 2018 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#pragma once
#include "perfevent.h"
#include "perfeventtype.h"
#include <projectexplorer/kit.h>
#include <tracing/timelinetracemanager.h>
#include <tracing/tracestashfile.h>
#include <QTimer>
namespace PerfProfiler {
namespace Internal {
class PerfProfilerEventStorage : public Timeline::TraceEventStorage
{
public:
using StashFile = Timeline::TraceStashFile<PerfEvent>;
PerfProfilerEventStorage(const std::function<void(const QString &)> &errorHandler);
int append(Timeline::TraceEvent &&event) override;
int size() const override;
void clear() override;
void finalize() override;
bool replay(const std::function<bool (Timeline::TraceEvent &&)> &receiver) const override;
StashFile::Iterator iterator() const { return m_file.iterator(); }
private:
StashFile m_file;
std::function<void(const QString &)> m_errorHandler;
int m_size = 0;
};
class PerfProfilerTraceManager : public Timeline::TimelineTraceManager
{
Q_OBJECT
Q_PROPERTY(bool aggregateAddresses READ aggregateAddresses WRITE setAggregateAddresses
NOTIFY aggregateAddressesChanged)
public:
typedef std::function<void(const PerfEvent &, const PerfEventType &)> PerfEventLoader;
typedef std::function<PerfEventLoader(PerfEventLoader)> PerfEventFilter;
struct Thread {
Thread(qint64 start = -1, qint64 firstEvent = -1, qint64 lastEvent = -1, quint32 pid = 0,
quint32 tid = 0, quint32 cpu = 0, qint32 name = -1, bool enabled = false) :
start(start), firstEvent(firstEvent), lastEvent(lastEvent), pid(pid), tid(tid),
cpu(cpu), name(name), enabled(enabled)
{}
qint64 start;
qint64 firstEvent;
qint64 lastEvent;
quint32 pid;
quint32 tid;
quint32 cpu;
qint32 name;
bool enabled;
};
struct Symbol {
Symbol() : name(-1), binary(-1), path(-1), isKernel(false) {}
qint32 name;
qint32 binary;
qint32 path;
bool isKernel;
};
struct TracePoint {
TracePoint() : system(-1), name(-1), flags(0) {}
qint32 system;
qint32 name;
quint32 flags;
};
static const QByteArray s_resourceNamePrefix;
static const QByteArray s_resourceReleasedIdName;
static const QByteArray s_resourceRequestedBlocksName;
static const QByteArray s_resourceRequestedAmountName;
static const QByteArray s_resourceObtainedIdName;
static const QByteArray s_resourceMovedIdName;
explicit PerfProfilerTraceManager(QObject *parent = nullptr);
~PerfProfilerTraceManager() override;
void registerFeatures(quint64 features, PerfEventLoader eventLoader,
Initializer intializer = nullptr,
Finalizer finalizer = nullptr,
Clearer clearer = nullptr);
void replayPerfEvents(PerfEventLoader loader, Initializer initializer, Finalizer finalizer,
ErrorHandler errorHandler, QFutureInterface<void> &future) const;
bool open();
void setThread(quint32 tid, const Thread &thread);
void setThreadEnabled(quint32 tid, bool enabled);
const Thread &thread(quint32 tid) const;
const PerfEventType &eventType(int id) const;
void setEventType(int id, PerfEventType &&type);
void appendEvent(PerfEvent &&event);
void appendSampleEvent(PerfEvent &&event);
void setString(qint32 id, const QByteArray &value);
void setSymbol(qint32 id, const Symbol &symbol);
void setTracePoint(qint32 id, const TracePoint &tracePoint);
const QByteArray &string(qint32 id) const;
const Symbol &symbol(qint32 id) const;
const TracePoint &tracePoint(qint32 id) const;
const PerfEventType::Location &location(qint32 id) const;
const PerfEventType::Attribute &attribute(qint32 id) const;
qint32 symbolLocation(qint32 locationId) const;
void setAggregateAddresses(bool aggregateAddresses);
bool aggregateAddresses() const { return m_aggregateAddresses; }
qint32 resourceReleasedIdId() const { return m_resourceReleasedIdId; }
qint32 resourceRequestedAmountId() const { return m_resourceRequestedAmountId; }
qint32 resourceRequestedBlocksId() const { return m_resourceRequestedBlocksId; }
qint32 resourceObtainedIdId() const { return m_resourceObtainedIdId; }
qint32 resourceMovedIdId() const { return m_resourceMovedIdId; }
const std::vector<PerfEventType> &attributes() const;
const std::vector<PerfEventType> &locations() const;
const QVector<QByteArray> &strings() const { return m_strings; }
const QHash<qint32, Symbol> &symbols() const { return m_symbols; }
const QHash<qint32, TracePoint> &tracePoints() const { return m_tracePoints; }
const QHash<quint32, Thread> &threads() const { return m_threads; }
void loadFromTraceFile(const Utils::FilePath &filePath);
void saveToTraceFile(const Utils::FilePath &filePath);
void loadFromPerfData(const Utils::FilePath &filePath, const QString &executableDirPath,
ProjectExplorer::Kit *kit);
void finalize() override;
qint64 samplingFrequency() const;
PerfEventFilter rangeAndThreadFilter(qint64 rangeStart, qint64 rangeEnd) const;
void restrictByFilter(PerfEventFilter filter);
signals:
void aggregateAddressesChanged(bool aggregateAddresses);
void threadEnabledChanged(quint32 tid, bool enabled);
protected:
void clearTypeStorage() override;
Timeline::TimelineTraceFile *createTraceFile() override;
void replayEvents(TraceEventLoader loader, Initializer initializer, Finalizer finalizer,
ErrorHandler errorHandler, QFutureInterface<void> &future) const override;
private:
QTimer m_reparseTimer;
QVector<QByteArray> m_strings;
QHash<qint32, Symbol> m_symbols;
QHash<qint32, TracePoint> m_tracePoints;
QHash<quint32, Thread> m_threads;
struct ViolatedStorage
{
using Iterator = PerfProfilerEventStorage::StashFile::Iterator;
std::unique_ptr<Timeline::TraceEventStorage> storage;
Iterator iterator;
};
std::vector<ViolatedStorage> m_violatedStorages;
bool m_aggregateAddresses = false;
qint32 m_resourceReleasedIdId = -1;
qint32 m_resourceRequestedAmountId = -1;
qint32 m_resourceObtainedIdId = -1;
qint32 m_resourceMovedIdId = -1;
qint32 m_resourceRequestedBlocksId = -1;
void resetAttributes();
void processSample(PerfEvent &event) const;
void checkThread(const PerfEvent &event);
void handleTimeOrderViolations(qint64 nextEvent);
};
inline QDataStream &operator>>(QDataStream &stream, PerfProfilerTraceManager::Symbol &symbol)
{
return stream >> symbol.name >> symbol.binary >> symbol.path >> symbol.isKernel;
}
inline QDataStream &operator<<(QDataStream &stream, const PerfProfilerTraceManager::Symbol &symbol)
{
return stream << symbol.name << symbol.binary << symbol.path << symbol.isKernel;
}
inline QDataStream &operator>>(QDataStream &stream,
PerfProfilerTraceManager::TracePoint &tracePoint)
{
return stream >> tracePoint.system >> tracePoint.name >> tracePoint.flags;
}
inline QDataStream &operator<<(QDataStream &stream,
const PerfProfilerTraceManager::TracePoint &tracePoint)
{
return stream << tracePoint.system << tracePoint.name << tracePoint.flags;
}
inline QDataStream &operator>>(QDataStream &stream, PerfProfilerTraceManager::Thread &thread)
{
stream >> thread.pid >> thread.tid >> thread.start >> thread.cpu >> thread.name;
thread.enabled = (thread.pid != 0);
return stream;
}
inline QDataStream &operator<<(QDataStream &stream, const PerfProfilerTraceManager::Thread &thread)
{
return stream << thread.pid << thread.tid << thread.start << thread.cpu << thread.name;
}
} // namespace Internal
} // namespace PerfProfiler
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