jdk8-mips64-public/hotspot: test/compiler/whitebox/MakeMethodNotCompilableTest.java@2bac854670c0 (annotated)

test/compiler/whitebox/MakeMethodNotCompilableTest.java@2bac854670c0 (annotated)

test/compiler/whitebox/MakeMethodNotCompilableTest.java

Wed, 22 Jan 2014 12:37:28 -0800

author: katleman
date: Wed, 22 Jan 2014 12:37:28 -0800
changeset 6575: 2bac854670c0
parent 5796: 303826f477c6
child 6211: d1760952ebdd
permissions: -rw-r--r--

Added tag jdk8u5-b05 for changeset b90de55aca30

 /*
  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.
  *
  * This code is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  * version 2 for more details (a copy is included in the LICENSE file that
  * accompanied this code).
  *
  * You should have received a copy of the GNU General Public License version
  * 2 along with this work; if not, write to the Free Software Foundation,
  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  *
  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  * or visit www.oracle.com if you need additional information or have any
  * questions.
  */
 /*
  * @test MakeMethodNotCompilableTest
  * @bug 8012322 8006683 8007288 8022832
  * @library /testlibrary /testlibrary/whitebox
  * @build MakeMethodNotCompilableTest
  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  * @run main/othervm/timeout=2400 -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,TestCase$Helper::* MakeMethodNotCompilableTest
  * @summary testing of WB::makeMethodNotCompilable()
  * @author igor.ignatyev@oracle.com
  */
 public class MakeMethodNotCompilableTest extends CompilerWhiteBoxTest {
     private int bci;
     public static void main(String[] args) throws Exception {
         if (args.length == 0) {
             for (TestCase test : TestCase.values()) {
                 new MakeMethodNotCompilableTest(test).runTest();
             }
         } else {
             for (String name : args) {
                 new MakeMethodNotCompilableTest(
                         TestCase.valueOf(name)).runTest();
             }
         }
     }
     public MakeMethodNotCompilableTest(TestCase testCase) {
         super(testCase);
         // to prevent inlining of #method
         WHITE_BOX.testSetDontInlineMethod(method, true);
     }
     /**
      * Tests {@code WB::makeMethodNotCompilable()} by calling it before
      * compilation and checking that method isn't compiled. Also
      * checks that WB::clearMethodState() clears no-compilable flags. For
      * tiered, additional checks for all available levels are conducted.
      *
      * @throws Exception if one of the checks fails.
      */
     @Override
     protected void test() throws Exception {
         if (testCase.isOsr && CompilerWhiteBoxTest.MODE.startsWith(
                 "compiled ")) {
           System.err.printf("Warning: %s is not applicable in %s%n",
                 testCase.name(), CompilerWhiteBoxTest.MODE);
           return;
         }
         checkNotCompiled();
         if (!isCompilable()) {
             throw new RuntimeException(method + " must be compilable");
         }
         bci = getBci();
         if (TIERED_COMPILATION) {
             final int tierLimit = TIERED_STOP_AT_LEVEL + 1;
             for (int testedTier = 1; testedTier < tierLimit; ++testedTier) {
                 testTier(testedTier);
             }
             for (int testedTier = 1; testedTier < tierLimit; ++testedTier) {
                 makeNotCompilable(testedTier);
                 if (isCompilable(testedTier)) {
                     throw new RuntimeException(method
                             + " must be not compilable at level" + testedTier);
                 }
                 WHITE_BOX.enqueueMethodForCompilation(method, testedTier, bci);
                 checkNotCompiled();
                 if (!isCompilable()) {
                     System.out.println(method
                             + " is not compilable after level " + testedTier);
                 }
             }
         } else {
             compile();
             checkCompiled();
             int compLevel = getCompLevel();
             deoptimize();
             makeNotCompilable(compLevel);
             if (isCompilable(COMP_LEVEL_ANY)) {
                 throw new RuntimeException(method
                         + " must be not compilable at CompLevel::CompLevel_any,"
                         + " after it is not compilable at " + compLevel);
             }
             WHITE_BOX.clearMethodState(method);
             if (!isCompilable()) {
                 throw new RuntimeException(method
                         + " is not compilable after clearMethodState()");
             }
             // nocompilable at opposite level must make no sense
             int oppositeLevel;
             if (isC1Compile(compLevel)) {
               oppositeLevel = COMP_LEVEL_FULL_OPTIMIZATION;
             } else {
               oppositeLevel = COMP_LEVEL_SIMPLE;
             }
             makeNotCompilable(oppositeLevel);
             if (!isCompilable(COMP_LEVEL_ANY)) {
                   throw new RuntimeException(method
                         + " must be compilable at CompLevel::CompLevel_any,"
                         + " even it is not compilable at opposite level ["
                         + compLevel + "]");
             }
             if (!isCompilable(compLevel)) {
                   throw new RuntimeException(method
                         + " must be compilable at level " + compLevel
                         + ", even it is not compilable at opposite level ["
                         + compLevel + "]");
             }
         }
         // clearing after tiered/non-tiered tests
         // WB.clearMethodState() must reset no-compilable flags
         WHITE_BOX.clearMethodState(method);
         if (!isCompilable()) {
             throw new RuntimeException(method
                     + " is not compilable after clearMethodState()");
         }
         makeNotCompilable();
         if (isCompilable()) {
             throw new RuntimeException(method + " must be not compilable");
         }
         compile();
         checkNotCompiled();
         if (isCompilable()) {
             throw new RuntimeException(method + " must be not compilable");
         }
         // WB.clearMethodState() must reset no-compilable flags
         WHITE_BOX.clearMethodState(method);
         if (!isCompilable()) {
             throw new RuntimeException(method
                     + " is not compilable after clearMethodState()");
         }
         compile();
         checkCompiled();
     }
     // separately tests each tier
     private void testTier(int testedTier) {
         if (!isCompilable(testedTier)) {
             throw new RuntimeException(method
                     + " is not compilable on start");
         }
         makeNotCompilable(testedTier);
         // tests for all other tiers
         for (int anotherTier = 1, tierLimit = TIERED_STOP_AT_LEVEL + 1;
                     anotherTier < tierLimit; ++anotherTier) {
             boolean isCompilable = isCompilable(anotherTier);
             if (sameCompile(testedTier, anotherTier)) {
                 if (isCompilable) {
                     throw new RuntimeException(method
                             + " must be not compilable at level " + anotherTier
                             + ", if it is not compilable at " + testedTier);
                 }
                 WHITE_BOX.enqueueMethodForCompilation(method, anotherTier, bci);
                 checkNotCompiled();
             } else {
                 if (!isCompilable) {
                     throw new RuntimeException(method
                             + " must be compilable at level " + anotherTier
                             + ", even if it is not compilable at "
                             + testedTier);
                 }
                 WHITE_BOX.enqueueMethodForCompilation(method, anotherTier, bci);
                 checkCompiled();
                 deoptimize();
             }
             if (!isCompilable(COMP_LEVEL_ANY)) {
                 throw new RuntimeException(method
                         + " must be compilable at 'CompLevel::CompLevel_any'"
                         + ", if it is not compilable only at " + testedTier);
             }
         }
         // clear state after test
         WHITE_BOX.clearMethodState(method);
         if (!isCompilable(testedTier)) {
             throw new RuntimeException(method
                     + " is not compilable after clearMethodState()");
         }
     }
     private boolean sameCompile(int level1, int level2) {
         if (level1 == level2) {
             return true;
         }
         if (isC1Compile(level1) && isC1Compile(level2)) {
             return true;
         }
         if (isC2Compile(level1) && isC2Compile(level2)) {
             return true;
         }
         return false;
     }
     private int getBci() {
         compile();
         checkCompiled();
         int result = WHITE_BOX.getMethodEntryBci(method);
         deoptimize();
         WHITE_BOX.clearMethodState(method);
         return result;
     }
 }

Mercurial > jdk8-mips64-public > hotspot / annotate

test/compiler/whitebox/MakeMethodNotCompilableTest.java@2bac854670c0 (annotated)

test/compiler/whitebox/MakeMethodNotCompilableTest.java