1 /*
   2  * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   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
  26  * @bug 8136421
  27  * @requires vm.jvmci
  28  * @library /test/lib /
  29  * @library ../common/patches
  30  * @modules java.base/jdk.internal.misc
  31  * @modules java.base/jdk.internal.org.objectweb.asm
  32  *          java.base/jdk.internal.org.objectweb.asm.tree
  33  *          jdk.internal.vm.ci/jdk.vm.ci.hotspot
  34  *          jdk.internal.vm.ci/jdk.vm.ci.code
  35  *
  36  * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper sun.hotspot.WhiteBox
  37  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  38  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  39  * @run main/othervm -Xbootclasspath/a:.
  40  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
  41  *                   -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI

  42  *                   compiler.jvmci.compilerToVM.HasNeverInlineDirectiveTest
  43  */
  44 
  45 package compiler.jvmci.compilerToVM;
  46 
  47 import compiler.jvmci.common.CTVMUtilities;
  48 import jdk.test.lib.Asserts;
  49 import jdk.vm.ci.hotspot.CompilerToVMHelper;
  50 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
  51 import sun.hotspot.WhiteBox;
  52 
  53 import java.lang.reflect.Executable;
  54 import java.util.ArrayList;
  55 import java.util.Arrays;
  56 import java.util.List;
  57 
  58 public class HasNeverInlineDirectiveTest {
  59 
  60     private static final WhiteBox WB = WhiteBox.getWhiteBox();
  61 
  62     public static void main(String[] args) {
  63         List<Executable> testCases = createTestCases();
  64         testCases.forEach(HasNeverInlineDirectiveTest::runSanityTest);
  65     }
  66 
  67     private static void runSanityTest(Executable aMethod) {
  68         HotSpotResolvedJavaMethod method = CTVMUtilities
  69                 .getResolvedMethod(aMethod);
  70         boolean hasNeverInlineDirective = CompilerToVMHelper.hasNeverInlineDirective(method);
  71         boolean expected = WB.testSetDontInlineMethod(aMethod, true);
  72         Asserts.assertEQ(hasNeverInlineDirective, expected, "Unexpected initial " +
  73                 "value of property 'hasNeverInlineDirective'");
  74 
  75         hasNeverInlineDirective = CompilerToVMHelper.hasNeverInlineDirective(method);
  76         Asserts.assertTrue(hasNeverInlineDirective, aMethod + "Unexpected value of " +
  77                 "property 'hasNeverInlineDirective' after setting 'do not inline' to true");
  78         WB.testSetDontInlineMethod(aMethod, false);
  79         hasNeverInlineDirective = CompilerToVMHelper.hasNeverInlineDirective(method);
  80         Asserts.assertFalse(hasNeverInlineDirective, "Unexpected value of " +
  81                 "property 'hasNeverInlineDirective' after setting 'do not inline' to false");
  82     }
  83 
  84     private static List<Executable> createTestCases() {
  85         List<Executable> testCases = new ArrayList<>();
  86 
  87         Class<?> aClass = DummyClass.class;
  88         testCases.addAll(Arrays.asList(aClass.getDeclaredMethods()));
  89         testCases.addAll(Arrays.asList(aClass.getDeclaredConstructors()));
  90         return testCases;
  91     }
  92 }
--- EOF ---