24 /**

    24 /**

    25  * @test TestWriteBarrierClearControl

    25  * @test TestWriteBarrierClearControl

    26  * @summary Clearing control during final graph reshape causes memory barrier to loose dependency on null check

    26  * @summary Clearing control during final graph reshape causes memory barrier to loose dependency on null check

    27  * @key gc

    27  * @key gc

    28  * @requires vm.gc.Shenandoah & !vm.graal.enabled

    28  * @requires vm.gc.Shenandoah & !vm.graal.enabled

    29  * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:-TieredCompilation

    30  * @run main/othervm -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:-TieredCompilation

    30  *                   -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC

    31  *                   -XX:+UnlockExperimentalVMOptions -XX:+UseShenandoahGC

    31  *                   -XX:+UnlockDiagnosticVMOptions -XX:+StressLCM -XX:+StressGCM

    32  *                   -XX:+UnlockDiagnosticVMOptions -XX:+StressLCM -XX:+StressGCM

    32  *                   TestWriteBarrierClearControl

    33  *                   TestWriteBarrierClearControl

    33  *

    34  *