QmlProfiler: V8 profiling

Change-Id: I926c5821d31453064f5dbed2b5a10f6195761f42 Reviewed-on: http://codereview.qt-project.org/5892 Reviewed-by: Kai Koehne <kai.koehne@nokia.com> Sanity-Review: Qt Sanity Bot <qt_sanity_bot@ovi.com>
2011-09-27 14:38:22 +02:00
parent 9057d87805
commit a26259997c
12 changed files with 683 additions and 43 deletions
--- a/src/libs/qmljsdebugclient/qv8profilerclient.cpp
+++ b/src/libs/qmljsdebugclient/qv8profilerclient.cpp
@@ -0,0 +1,138 @@
+/**************************************************************************
+**
+** This file is part of Qt Creator
+**
+** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
+**
+** Contact: Nokia Corporation (info@qt.nokia.com)
+**
+**
+** GNU Lesser General Public License Usage
+**
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this file.
+** Please review the following information to ensure the GNU Lesser General
+** Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** Other Usage
+**
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at info@qt.nokia.com.
+**
+**************************************************************************/
+
+#include "qv8profilerclient.h"
+
+namespace QmlJsDebugClient {
+
+class QV8ProfilerClientPrivate {
+public:
+    QV8ProfilerClientPrivate(QV8ProfilerClient *_q)
+        : q(_q)
+        , recording(false)
+    {
+    }
+
+    void sendRecordingStatus();
+
+    QV8ProfilerClient *q;
+    bool recording;
+};
+
+} // namespace QmlJsDebugClient
+
+using namespace QmlJsDebugClient;
+
+void QV8ProfilerClientPrivate::sendRecordingStatus()
+{
+    QByteArray ba;
+    QDataStream stream(&ba, QIODevice::WriteOnly);
+    QByteArray cmd("V8PROFILER");
+    QByteArray option("");
+    QByteArray title("");
+
+    if (recording) {
+        option = "start";
+    } else {
+        option = "stop";
+    }
+    stream << cmd << option << title;
+    q->sendMessage(ba);
+}
+
+QV8ProfilerClient::QV8ProfilerClient(QDeclarativeDebugConnection *client)
+    : QDeclarativeDebugClient(QLatin1String("V8Profiler"), client)
+    , d(new QV8ProfilerClientPrivate(this))
+{
+}
+
+QV8ProfilerClient::~QV8ProfilerClient()
+{
+    delete d;
+}
+
+void QV8ProfilerClient::clearData()
+{
+    emit cleared();
+}
+
+bool QV8ProfilerClient::isRecording() const
+{
+    return d->recording;
+}
+
+void QV8ProfilerClient::setRecording(bool v)
+{
+    if (v == d->recording)
+        return;
+
+    d->recording = v;
+
+    if (status() == Enabled) {
+        d->sendRecordingStatus();
+    }
+
+    emit recordingChanged(v);
+}
+
+void QV8ProfilerClient::statusChanged(Status status)
+{
+    if (status == Enabled) {
+        d->sendRecordingStatus();
+        emit enabled();
+    }
+}
+
+void QV8ProfilerClient::messageReceived(const QByteArray &data)
+{
+    QByteArray rwData = data;
+    QDataStream stream(&rwData, QIODevice::ReadOnly);
+
+    int messageType;
+
+    stream >> messageType;
+
+    if (messageType == V8Complete) {
+        emit complete();
+    } else if (messageType == V8Entry) {
+        QString filename;
+        QString function;
+        int lineNumber;
+        double totalTime;
+        double selfTime;
+        int depth;
+
+        stream  >> filename >> function >> lineNumber >> totalTime >> selfTime >> depth;
+        emit this->v8range(depth, function, filename, lineNumber, totalTime, selfTime);
+    }
+}
+