test/compiler/whitebox/LockCompilationTest.java
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test/compiler/whitebox/LockCompilationTest.java

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rev 10469 : 8152169: LockCompilationTest.java fails due method present in the compiler queue
Summary: Too many compiles waiting, wait time not enough
Reviewed-by:


   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   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  * @test LockCompilationTest
  26  * @bug 8059624
  27  * @library /testlibrary /test/lib /
  28  * @modules java.management
  29  * @build LockCompilationTest
  30  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  31  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  32  * @run main/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI LockCompilationTest
  33  * @summary testing of WB::lock/unlockCompilation()
  34  */
  35 
  36 import java.io.OutputStream;
  37 import java.io.PrintWriter;
  38 import java.util.concurrent.BrokenBarrierException;
  39 import java.util.concurrent.CyclicBarrier;
  40 
  41 import compiler.whitebox.CompilerWhiteBoxTest;
  42 import jdk.test.lib.Asserts;
  43 
  44 public class LockCompilationTest extends CompilerWhiteBoxTest {

  45     public static void main(String[] args) throws Exception {
  46         // This case waits for 10 seconds and verifies that the method hasn't been
  47         // compiled during that time. Only do that for one of the test cases.










  48         CompilerWhiteBoxTest.main(LockCompilationTest::new, new String[] {"METHOD_TEST"});




  49     }
  50 
  51     private LockCompilationTest(TestCase testCase) {
  52         super(testCase);
  53         // to prevent inlining of #method
  54         WHITE_BOX.testSetDontInlineMethod(method, true);
  55     }
  56 
  57     protected void test() throws Exception {
  58         checkNotCompiled();
  59 
  60         System.out.println("locking compilation");
  61         WHITE_BOX.lockCompilation();
  62 
  63         try {
  64             System.out.println("trying to compile");
  65             compile();
  66             // to check if it works correctly w/ safepoints
  67             System.out.println("going to safepoint");
  68             WHITE_BOX.fullGC();
  69             waitBackgroundCompilation();





  70             Asserts.assertTrue(
  71                     WHITE_BOX.isMethodQueuedForCompilation(method),
  72                     method + " must be in queue");
  73             Asserts.assertFalse(
  74                     WHITE_BOX.isMethodCompiled(method, false),
  75                     method + " must be not compiled");
  76             Asserts.assertEQ(
  77                     WHITE_BOX.getMethodCompilationLevel(method, false), 0,
  78                     method + " comp_level must be == 0");
  79             Asserts.assertFalse(
  80                     WHITE_BOX.isMethodCompiled(method, true),
  81                     method + " must be not osr_compiled");
  82             Asserts.assertEQ(
  83                     WHITE_BOX.getMethodCompilationLevel(method, true), 0,
  84                     method + " osr_comp_level must be == 0");
  85         } finally {
  86             System.out.println("unlocking compilation");
  87             WHITE_BOX.unlockCompilation();
  88         }
  89         waitBackgroundCompilation();


   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   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  * @test LockCompilationTest
  26  * @bug 8059624 8152169
  27  * @library /testlibrary /test/lib /
  28  * @modules java.management
  29  * @build LockCompilationTest
  30  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  31  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  32  * @run main/othervm -Xbootclasspath/a:. -Xmixed -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI LockCompilationTest
  33  * @summary testing of WB::lock/unlockCompilation()
  34  */
  35 
  36 import java.io.OutputStream;
  37 import java.io.PrintWriter;
  38 import java.util.concurrent.BrokenBarrierException;
  39 import java.util.concurrent.CyclicBarrier;
  40 
  41 import compiler.whitebox.CompilerWhiteBoxTest;
  42 import jdk.test.lib.Asserts;
  43 
  44 public class LockCompilationTest extends CompilerWhiteBoxTest {
  45 
  46     public static void main(String[] args) throws Exception {
  47         // This case waits for 5 seconds and verifies that the method hasn't been
  48         // compiled during that time. Only do that for one of the test cases.
  49 
  50         // Only compile SimpleTestCase$Helper.method and exclude all other to ensure no
  51         // contention on the compile queue causes problems.
  52         String directive =
  53                 "[{ match:\"*SimpleTestCase$Helper.method\", Exclude:false}, " +
  54                 " { match:\"*.*\", Exclude:true}]";
  55         if (WHITE_BOX.addCompilerDirective(directive) != 2) {
  56             throw new RuntimeException("Could not add directive");
  57         }
  58         try {
  59             CompilerWhiteBoxTest.main(LockCompilationTest::new, new String[] {"METHOD_TEST"});
  60         } finally {
  61             WHITE_BOX.removeCompilerDirective(2);
  62         }
  63 
  64     }
  65 
  66     private LockCompilationTest(TestCase testCase) {
  67         super(testCase);
  68         // to prevent inlining of #method
  69         WHITE_BOX.testSetDontInlineMethod(method, true);
  70     }
  71 
  72     protected void test() throws Exception {
  73         checkNotCompiled();
  74 
  75         System.out.println("locking compilation");
  76         WHITE_BOX.lockCompilation();
  77 
  78         try {
  79             System.out.println("trying to compile");
  80             compile();
  81             // to check if it works correctly w/ safepoints
  82             System.out.println("going to safepoint");
  83             WHITE_BOX.fullGC();
  84             // Sleep a while and then make sure the compile is still waiting
  85             try {
  86                 Thread.sleep(5000);
  87             } catch (Exception e) {
  88                 throw new RuntimeException("Sleep should not be interrupted");
  89             }
  90             Asserts.assertTrue(
  91                     WHITE_BOX.isMethodQueuedForCompilation(method),
  92                     method + " must be in queue");
  93             Asserts.assertFalse(
  94                     WHITE_BOX.isMethodCompiled(method, false),
  95                     method + " must be not compiled");
  96             Asserts.assertEQ(
  97                     WHITE_BOX.getMethodCompilationLevel(method, false), 0,
  98                     method + " comp_level must be == 0");
  99             Asserts.assertFalse(
 100                     WHITE_BOX.isMethodCompiled(method, true),
 101                     method + " must be not osr_compiled");
 102             Asserts.assertEQ(
 103                     WHITE_BOX.getMethodCompilationLevel(method, true), 0,
 104                     method + " osr_comp_level must be == 0");
 105         } finally {
 106             System.out.println("unlocking compilation");
 107             WHITE_BOX.unlockCompilation();
 108         }
 109         waitBackgroundCompilation();
test/compiler/whitebox/LockCompilationTest.java
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