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test/compiler/tiered/TieredLevelsTest.java

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rev 8985 : 8059575: JEP-JDK-8043304: Test task: Tiered Compilation level transition tests
Reviewed-by: iveresov, thartmann, andrew


  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 TieredLevelsTest
  26  * @library /testlibrary /testlibrary/whitebox /compiler/whitebox
  27  * @build TieredLevelsTest
  28  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  29  * @run main/othervm -Xbootclasspath/a:. -XX:+TieredCompilation
  30  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
  31  *                   -XX:CompileCommand=compileonly,SimpleTestCase$Helper::*
  32  *                   TieredLevelsTest
  33  * @summary Verify that all levels &lt; 'TieredStopAtLevel' can be used
  34  * @author igor.ignatyev@oracle.com
  35  */
  36 public class TieredLevelsTest extends CompLevelsTest {
  37     public static void main(String[] args) throws Exception {
  38         if (!TIERED_COMPILATION) {
  39             System.err.println("Test isn't applicable w/ disabled "
  40                     + "TieredCompilation. Skip test.");
  41             return;
  42         }
  43         CompilerWhiteBoxTest.main(TieredLevelsTest::new, args);
  44     }
  45 
  46     private TieredLevelsTest(TestCase testCase) {
  47         super(testCase);
  48         // to prevent inlining of #method
  49         WHITE_BOX.testSetDontInlineMethod(method, true);
  50     }
  51 
  52     @Override
  53     protected void test() throws Exception {
  54         if (skipXcompOSR()) {
  55           return;
  56         }
  57         checkNotCompiled();
  58         compile();
  59         checkCompiled();
  60 
  61         int compLevel = getCompLevel();
  62         if (compLevel > TIERED_STOP_AT_LEVEL) {
  63             throw new RuntimeException("method.compLevel[" + compLevel
  64                     + "] > TieredStopAtLevel [" + TIERED_STOP_AT_LEVEL + "]");
  65         }
  66         int bci = WHITE_BOX.getMethodEntryBci(method);
  67         deoptimize();
  68 
  69         for (int testedTier = 1; testedTier <= TIERED_STOP_AT_LEVEL;
  70                 ++testedTier) {
  71             testAvailableLevel(testedTier, bci);
  72         }
  73         for (int testedTier = TIERED_STOP_AT_LEVEL + 1;
  74                 testedTier <= COMP_LEVEL_MAX; ++testedTier) {
  75             testUnavailableLevel(testedTier, bci);
  76         }
  77     }
  78 
  79 
  80     @Override
  81     protected void checkLevel(int expected, int actual) {
  82         if (expected == COMP_LEVEL_FULL_PROFILE
  83                 && actual == COMP_LEVEL_LIMITED_PROFILE) {
  84             // for simple method full_profile may be replaced by limited_profile





  85             return;
  86         }
  87         super.checkLevel(expected, actual);
  88    }
  89 }


  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 TieredLevelsTest
  26  * @library /testlibrary /testlibrary/whitebox /compiler/whitebox
  27  * @build TieredLevelsTest
  28  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  29  * @run main/othervm -Xbootclasspath/a:. -XX:+TieredCompilation
  30  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
  31  *                   -XX:CompileCommand=compileonly,SimpleTestCase$Helper::*
  32  *                   TieredLevelsTest
  33  * @summary Verify that all levels &lt; 'TieredStopAtLevel' can be used
  34  * @author igor.ignatyev@oracle.com
  35  */
  36 public class TieredLevelsTest extends CompLevelsTest {
  37     public static void main(String[] args) throws Exception, Throwable {
  38         if (CompilerWhiteBoxTest.skipOnTieredCompilation(false)) {


  39             return;
  40         }
  41         CompilerWhiteBoxTest.main(TieredLevelsTest::new, args);
  42     }
  43 
  44     protected TieredLevelsTest(TestCase testCase) {
  45         super(testCase);
  46         // to prevent inlining of #method
  47         WHITE_BOX.testSetDontInlineMethod(method, true);
  48     }
  49 
  50     @Override
  51     protected void test() throws Exception {
  52         if (skipXcompOSR()) {
  53           return;
  54         }
  55         checkNotCompiled();
  56         compile();
  57         checkCompiled();
  58 
  59         int compLevel = getCompLevel();
  60         if (compLevel > TIERED_STOP_AT_LEVEL) {
  61             throw new RuntimeException("method.compLevel[" + compLevel
  62                     + "] > TieredStopAtLevel [" + TIERED_STOP_AT_LEVEL + "]");
  63         }
  64         int bci = WHITE_BOX.getMethodEntryBci(method);
  65         deoptimize();
  66 
  67         for (int testedTier = 1; testedTier <= TIERED_STOP_AT_LEVEL;
  68                 ++testedTier) {
  69             testAvailableLevel(testedTier, bci);
  70         }
  71         for (int testedTier = TIERED_STOP_AT_LEVEL + 1;
  72                 testedTier <= COMP_LEVEL_MAX; ++testedTier) {
  73             testUnavailableLevel(testedTier, bci);
  74         }
  75     }
  76 

  77     @Override
  78     protected void checkLevel(int expected, int actual) {
  79         if (expected == COMP_LEVEL_FULL_PROFILE
  80                 && actual == COMP_LEVEL_LIMITED_PROFILE) {
  81             // for simple method full_profile may be replaced by limited_profile
  82             if (IS_VERBOSE) {
  83                 System.out.printf("Level check: full profiling was replaced "
  84                         + "by limited profiling. Expected: %d, actual:%d",
  85                         expected, actual);
  86             }
  87             return;
  88         }
  89         super.checkLevel(expected, actual);
  90     }
  91 }
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