9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 /*
  26  * @test AllocationCodeBlobTest
  27  * @summary testing of WB::allocate/freeCodeBlob()
  28  * @bug 8059624 8064669
  29  * @library /testlibrary /test/lib /
  30  * @modules java.base/jdk.internal.misc
  31  *          java.management
  32  * @build compiler.whitebox.AllocationCodeBlobTest
  33  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  34  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  35  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
  36  *                   -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,null::*
  37  *                   -XX:-SegmentedCodeCache
  38  *                   compiler.whitebox.AllocationCodeBlobTest
  39  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
  40  *                   -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,null::*
  41  *                   -XX:+SegmentedCodeCache
  42  *                   compiler.whitebox.AllocationCodeBlobTest
  43  */
  44 
  45 package compiler.whitebox;
  46 
  47 import jdk.test.lib.Asserts;
  48 import jdk.test.lib.InfiniteLoop;
  49 import sun.hotspot.WhiteBox;
  50 import sun.hotspot.code.BlobType;
  51 
  52 import java.lang.management.MemoryPoolMXBean;
  53 import java.util.ArrayList;
  54 import java.util.EnumSet;
  55 
  56 public class AllocationCodeBlobTest {
  57     private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
  58     private static final long CODE_CACHE_SIZE
  59             = WHITE_BOX.getUintxVMFlag("ReservedCodeCacheSize");
  60     private static final int SIZE = 1;
  61 
  62     public static void main(String[] args) {
  63         // check that Sweeper handels dummy blobs correctly
  64         Thread t = new Thread(
  65                 new InfiniteLoop(WHITE_BOX::forceNMethodSweep, 1L),
  66                 "ForcedSweeper");
  67         t.setDaemon(true);
  68         System.out.println("Starting " + t.getName());

   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 /*
  26  * @test AllocationCodeBlobTest
  27  * @summary testing of WB::allocate/freeCodeBlob()
  28  * @bug 8059624 8064669
  29  * @library /test/lib /
  30  * @modules java.base/jdk.internal.misc
  31  *          java.management
  32  * @build sun.hotspot.WhiteBox
  33  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  34  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  35  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
  36  *                   -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,null::*
  37  *                   -XX:-SegmentedCodeCache
  38  *                   compiler.whitebox.AllocationCodeBlobTest
  39  * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
  40  *                   -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,null::*
  41  *                   -XX:+SegmentedCodeCache
  42  *                   compiler.whitebox.AllocationCodeBlobTest
  43  */
  44 
  45 package compiler.whitebox;
  46 
  47 import jdk.test.lib.Asserts;
  48 import jdk.test.lib.apps.InfiniteLoop;
  49 import sun.hotspot.WhiteBox;
  50 import sun.hotspot.code.BlobType;
  51 
  52 import java.lang.management.MemoryPoolMXBean;
  53 import java.util.ArrayList;
  54 import java.util.EnumSet;
  55 
  56 public class AllocationCodeBlobTest {
  57     private static final WhiteBox WHITE_BOX = WhiteBox.getWhiteBox();
  58     private static final long CODE_CACHE_SIZE
  59             = WHITE_BOX.getUintxVMFlag("ReservedCodeCacheSize");
  60     private static final int SIZE = 1;
  61 
  62     public static void main(String[] args) {
  63         // check that Sweeper handels dummy blobs correctly
  64         Thread t = new Thread(
  65                 new InfiniteLoop(WHITE_BOX::forceNMethodSweep, 1L),
  66                 "ForcedSweeper");
  67         t.setDaemon(true);
  68         System.out.println("Starting " + t.getName());