1 /*
   2  * Copyright (c) 2015, 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.simpleArch == "x64" | vm.simpleArch == "sparcv9" | vm.simpleArch == "aarch64")
  29  * @library /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  *
  37  * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper sun.hotspot.WhiteBox
  38  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  39  *                                sun.hotspot.WhiteBox$WhiteBoxPermission
  40  * @run main/othervm -Xbootclasspath/a:.
  41  *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
  42  *                   -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
  43  *                   compiler.jvmci.compilerToVM.ShouldInlineMethodTest
  44  */
  45 
  46 package compiler.jvmci.compilerToVM;
  47 
  48 import compiler.jvmci.common.CTVMUtilities;
  49 import jdk.test.lib.Asserts;
  50 import jdk.vm.ci.hotspot.CompilerToVMHelper;
  51 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
  52 import sun.hotspot.WhiteBox;
  53 
  54 import java.lang.reflect.Executable;
  55 import java.util.ArrayList;
  56 import java.util.Arrays;
  57 import java.util.List;
  58 
  59 public class ShouldInlineMethodTest {
  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(ShouldInlineMethodTest::runSanityTest);
  66     }
  67 
  68     private static void runSanityTest(Executable aMethod) {
  69         HotSpotResolvedJavaMethod method = CTVMUtilities
  70                 .getResolvedMethod(aMethod);
  71         boolean shouldInline = CompilerToVMHelper.shouldInlineMethod(method);
  72         boolean expectedShouldInline = WB.testSetForceInlineMethod(aMethod,
  73                 true);
  74         Asserts.assertEQ(shouldInline, expectedShouldInline,
  75                 "Unexpected value of property 'should inline'");
  76 
  77         shouldInline = CompilerToVMHelper.shouldInlineMethod(method);
  78         Asserts.assertTrue(shouldInline, "Unexpected value of property "
  79                 + "'should inline' after setting 'force inline' to true");
  80         WB.testSetForceInlineMethod(aMethod, false);
  81         shouldInline = CompilerToVMHelper.shouldInlineMethod(method);
  82         Asserts.assertFalse(shouldInline, "Unexpected value of property "
  83                 + "'should inline' after setting 'force inline' to false");
  84     }
  85 
  86     private static List<Executable> createTestCases() {
  87         List<Executable> testCases = new ArrayList<>();
  88 
  89         Class<?> aClass = DummyClass.class;
  90         testCases.addAll(Arrays.asList(aClass.getDeclaredMethods()));
  91         testCases.addAll(Arrays.asList(aClass.getDeclaredConstructors()));
  92         return testCases;
  93     }
  94 }