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 /**
  26  * @test
  27  * @bug 8136421
  28  * @requires (vm.arch == "x64" | vm.arch == "sparcv9" | vm.arch == "arm64")
  29  * @library /testlibrary /test/lib /
  30  * @library ../common/patches
  31  * @modules java.base/jdk.internal.misc
  32  * @modules java.base/jdk.internal.org.objectweb.asm
  33  *          java.base/jdk.internal.org.objectweb.asm.tree
  34  *          jdk.vm.ci/jdk.vm.ci.hotspot
  35  *          jdk.vm.ci/jdk.vm.ci.code
  36  * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
  37  * @build compiler.jvmci.compilerToVM.DoNotInlineOrCompileTest
  38  * @build sun.hotspot.WhiteBox
  39  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  40  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  41  * @run main/othervm -Xbootclasspath/a:.
  42  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
  43  *                   -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
  44  *                   compiler.jvmci.compilerToVM.DoNotInlineOrCompileTest
  45  */
  46 
  47 package compiler.jvmci.compilerToVM;
  48 
  49 import compiler.jvmci.common.CTVMUtilities;
  50 import java.lang.reflect.Executable;
  51 import java.util.ArrayList;
  52 import java.util.Arrays;
  53 import java.util.List;
  54 import jdk.vm.ci.hotspot.CompilerToVMHelper;
  55 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
  56 import jdk.test.lib.Asserts;
  57 import sun.hotspot.WhiteBox;
  58 
  59 public class DoNotInlineOrCompileTest {
  60 
  61     private static final WhiteBox WB = WhiteBox.getWhiteBox();
  62 
  63     public static void main(String[] args) {
  64         List<Executable> testCases = createTestCases();
  65         testCases.forEach(DoNotInlineOrCompileTest::runSanityTest);
  66     }
  67 
  68     private static void runSanityTest(Executable aMethod) {
  69         HotSpotResolvedJavaMethod method = CTVMUtilities
  70                 .getResolvedMethod(aMethod);
  71         boolean canInline = CompilerToVMHelper.canInlineMethod(method);
  72         Asserts.assertTrue(canInline, "Unexpected initial " +
  73                 "value of property 'can inline'");
  74         CompilerToVMHelper.doNotInlineOrCompile(method);
  75         canInline = CompilerToVMHelper.canInlineMethod(method);
  76         Asserts.assertFalse(canInline, aMethod
  77                 + " : can be inlined even after doNotInlineOrCompile'");
  78     }
  79 
  80     private static List<Executable> createTestCases() {
  81         List<Executable> testCases = new ArrayList<>();
  82 
  83         Class<?> aClass = DummyClass.class;
  84         testCases.addAll(Arrays.asList(aClass.getDeclaredMethods()));
  85         testCases.addAll(Arrays.asList(aClass.getDeclaredConstructors()));
  86         return testCases;
  87     }
  88 }