/****************************************************************************

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****************************************************************************/

#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"