callgrindengine.cpp 4.57 KB
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/**************************************************************************
**
** This file is part of Qt Creator
**
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** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
**
** GNU Lesser General Public License Usage
**
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** 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.
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**
** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
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** 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.
**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
**************************************************************************/

#include "callgrindengine.h"

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#include "valgrindsettings.h"
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#include <valgrind/callgrind/callgrindcontroller.h>
#include <valgrind/callgrind/callgrindparser.h>

#include <analyzerbase/analyzermanager.h>

#include <utils/qtcassert.h>

using namespace Analyzer;
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using namespace Valgrind;
using namespace Valgrind::Internal;
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CallgrindEngine::CallgrindEngine(IAnalyzerTool *tool, const AnalyzerStartParameters &sp,
         ProjectExplorer::RunConfiguration *runConfiguration)
    : ValgrindEngine(tool, sp, runConfiguration)
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    , m_markAsPaused(false)
{
    connect(&m_runner, SIGNAL(finished()), this, SLOT(slotFinished()));
    connect(&m_runner, SIGNAL(started()), this, SLOT(slotStarted()));
    connect(m_runner.parser(), SIGNAL(parserDataReady()), this, SLOT(slotFinished()));
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    connect(&m_runner, SIGNAL(statusMessage(QString)), SLOT(showStatusMessage(QString)));
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    m_progress->setProgressRange(0, 2);
}

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void CallgrindEngine::showStatusMessage(const QString &msg)
{
    AnalyzerManager::showStatusMessage(msg);
}

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QStringList CallgrindEngine::toolArguments() const
{
    QStringList arguments;

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    ValgrindBaseSettings *callgrindSettings = m_settings->subConfig<ValgrindBaseSettings>();
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    QTC_ASSERT(callgrindSettings, return arguments);

    if (callgrindSettings->enableCacheSim())
        arguments << "--cache-sim=yes";

    if (callgrindSettings->enableBranchSim())
        arguments << "--branch-sim=yes";

    if (callgrindSettings->collectBusEvents())
        arguments << "--collect-bus=yes";

    if (callgrindSettings->collectSystime())
        arguments << "--collect-systime=yes";

    if (m_markAsPaused)
        arguments << "--instr-atstart=no";

    // add extra arguments
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    arguments << m_extraArguments;
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    return arguments;
}

QString CallgrindEngine::progressTitle() const
{
    return tr("Profiling");
}

Valgrind::ValgrindRunner * CallgrindEngine::runner()
{
    return &m_runner;
}

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bool CallgrindEngine::start()
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{
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    emit outputReceived(tr("Profiling %1\n").arg(executable()), Utils::NormalMessageFormat);
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    return ValgrindEngine::start();
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}

void CallgrindEngine::dump()
{
    m_runner.controller()->run(Valgrind::Callgrind::CallgrindController::Dump);
}

void CallgrindEngine::setPaused(bool paused)
{
    if (m_markAsPaused == paused)
        return;

    m_markAsPaused = paused;

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    // call controller only if it is attached to a valgrind process
    if (m_runner.controller()->valgrindProcess()) {
        if (paused)
            pause();
        else
            unpause();
    }
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}

void CallgrindEngine::setToggleCollectFunction(const QString &toggleCollectFunction)
{
    if (toggleCollectFunction.isEmpty())
        return;

    m_extraArguments << QString("--toggle-collect=%1").arg(toggleCollectFunction);
}

void CallgrindEngine::reset()
{
    m_runner.controller()->run(Valgrind::Callgrind::CallgrindController::ResetEventCounters);
}

void CallgrindEngine::pause()
{
    m_runner.controller()->run(Valgrind::Callgrind::CallgrindController::Pause);
}

void CallgrindEngine::unpause()
{
    m_runner.controller()->run(Valgrind::Callgrind::CallgrindController::UnPause);
}

Valgrind::Callgrind::ParseData *CallgrindEngine::takeParserData()
{
    return m_runner.parser()->takeData();
}

void CallgrindEngine::slotFinished()
{
    emit parserDataReady(this);
}

void CallgrindEngine::slotStarted()
{
    m_progress->setProgressValue(1);;
}