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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
#include "perfconfigwidget.h"
#include "perfprofilerconstants.h"
#include "perfprofilertr.h"
#include "perfsettings.h"
#include <coreplugin/icore.h>
#include <QSettings>
#include <utils/qtcprocess.h>
using namespace Utils;
namespace PerfProfiler {
PerfSettings::PerfSettings(ProjectExplorer::Target *target)
{
setConfigWidgetCreator([this, target] {
auto widget = new Internal::PerfConfigWidget(this);
widget->setTracePointsButtonVisible(target != nullptr);
widget->setTarget(target);
return widget;
});
registerAspect(&period);
period.setSettingsKey("Analyzer.Perf.Frequency");
period.setRange(250, 2147483647);
period.setDefaultValue(250);
period.setLabelText(Tr::tr("Sample period:"));
registerAspect(&stackSize);
stackSize.setSettingsKey("Analyzer.Perf.StackSize");
stackSize.setRange(4096, 65536);
stackSize.setDefaultValue(4096);
stackSize.setLabelText(Tr::tr("Stack snapshot size (kB):"));
registerAspect(&sampleMode);
sampleMode.setSettingsKey("Analyzer.Perf.SampleMode");
sampleMode.setDisplayStyle(SelectionAspect::DisplayStyle::ComboBox);
sampleMode.setLabelText(Tr::tr("Sample mode:"));
sampleMode.addOption({Tr::tr("frequency (Hz)"), {}, QString("-F")});
sampleMode.addOption({Tr::tr("event count"), {}, QString("-c")});
sampleMode.setDefaultValue(0);
registerAspect(&callgraphMode);
callgraphMode.setSettingsKey("Analyzer.Perf.CallgraphMode");
callgraphMode.setDisplayStyle(SelectionAspect::DisplayStyle::ComboBox);
callgraphMode.setLabelText(Tr::tr("Call graph mode:"));
callgraphMode.addOption({Tr::tr("dwarf"), {}, QString(Constants::PerfCallgraphDwarf)});
callgraphMode.addOption({Tr::tr("frame pointer"), {}, QString("fp")});
callgraphMode.addOption({Tr::tr("last branch record"), {}, QString("lbr")});
callgraphMode.setDefaultValue(0);
registerAspect(&events);
events.setSettingsKey("Analyzer.Perf.Events");
events.setDefaultValue({"cpu-cycles"});
registerAspect(&extraArguments);
extraArguments.setSettingsKey("Analyzer.Perf.ExtraArguments");
extraArguments.setDisplayStyle(StringAspect::DisplayStyle::LineEditDisplay);
extraArguments.setLabelText(Tr::tr("Additional arguments:"));
extraArguments.setSpan(4);
connect(&callgraphMode, &SelectionAspect::volatileValueChanged, this, [this](int index) {
stackSize.setEnabled(index == 0);
});
connect(this, &AspectContainer::fromMapFinished, this, &PerfSettings::changed);
readGlobalSettings();
}
PerfSettings::~PerfSettings()
{
}
void PerfSettings::readGlobalSettings()
{
QVariantMap defaults;
// Read stored values
QSettings *settings = Core::ICore::settings();
settings->beginGroup(QLatin1String(Constants::AnalyzerSettingsGroupId));
QVariantMap map = defaults;
for (QVariantMap::ConstIterator it = defaults.constBegin(); it != defaults.constEnd(); ++it)
map.insert(it.key(), settings->value(it.key(), it.value()));
settings->endGroup();
fromMap(map);
}
void PerfSettings::writeGlobalSettings() const
{
QSettings *settings = Core::ICore::settings();
settings->beginGroup(QLatin1String(Constants::AnalyzerSettingsGroupId));
QVariantMap map;
toMap(map);
for (QVariantMap::ConstIterator it = map.constBegin(); it != map.constEnd(); ++it)
settings->setValue(it.key(), it.value());
settings->endGroup();
}
QStringList PerfSettings::perfRecordArguments() const
{
QString callgraphArg = callgraphMode.itemValue().toString();
if (callgraphArg == Constants::PerfCallgraphDwarf)
callgraphArg += "," + QString::number(stackSize.value());
QString events;
for (const QString &event : this->events.value()) {
if (!event.isEmpty()) {
if (!events.isEmpty())
events.append(',');
events.append(event);
}
}
return QStringList({"-e", events,
"--call-graph", callgraphArg,
sampleMode.itemValue().toString(),
QString::number(period.value())})
+ ProcessArgs::splitArgs(extraArguments.value(), HostOsInfo::hostOs());
}
void PerfSettings::resetToDefault()
{
PerfSettings defaults;
QVariantMap map;
defaults.toMap(map);
fromMap(map);
}
} // namespace PerfProfiler
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