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/****************************************************************************
**
** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the either Technology Preview License Agreement or the
** Beta Release License Agreement.
**
** GNU Lesser General Public License Usage
** Alternatively, 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 1.0, included in the file LGPL_EXCEPTION.txt in this
** package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtCore>
#include <QtTest/QtTest>
/* This test must be explicitly enabled since there are no compile tests for valgrind.h */
#ifdef QT_BUG236484
#include <valgrind/valgrind.h>
#endif
class tst_BenchlibCallgrind: public QObject
{
Q_OBJECT
private slots:
#ifdef QT_BUG236484
void failInChildProcess();
#endif
void twoHundredMillionInstructions();
};
#ifdef QT_BUG236484
void tst_BenchlibCallgrind::failInChildProcess()
{
static double f = 1.0;
QBENCHMARK {
for (int i = 0; i < 1000000; ++i) {
f *= 1.1;
if (RUNNING_ON_VALGRIND) QFAIL("Running under valgrind!");
}
}
}
#endif
void tst_BenchlibCallgrind::twoHundredMillionInstructions()
{
#if !defined(__GNUC__) || !defined(__i386)
QSKIP("This test is only defined for gcc and x86.", SkipAll);
#else
QBENCHMARK {
__asm__ __volatile__(
"mov $100000000,%%eax \n"
"LOOPTOP: \n"
"dec %%eax \n"
"jnz LOOPTOP \n"
: /* no output */
: /* no input */
: /* clobber */ "eax"
);
}
#endif
}
QTEST_MAIN(tst_BenchlibCallgrind)
#include "tst_benchlibcallgrind.moc"
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