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 * @test 26 * @bug 8136421 27 * @requires (vm.simpleArch == "x64" | vm.simpleArch == "sparcv9" | vm.simpleArch == "aarch64") 28 * @library / /testlibrary 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.vm.ci/jdk.vm.ci.hotspot 34 * jdk.vm.ci/jdk.vm.ci.code 35 * jdk.vm.ci/jdk.vm.ci.code.site 36 * jdk.vm.ci/jdk.vm.ci.meta 37 * jdk.vm.ci/jdk.vm.ci.runtime 38 * 39 * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper 40 * @build compiler.jvmci.common.JVMCIHelpers 41 * compiler.jvmci.events.JvmciNotifyInstallEventTest 42 * @run driver jdk.test.lib.FileInstaller ../common/services/ ./META-INF/services/ 43 * @run driver jdk.test.lib.FileInstaller ./JvmciNotifyInstallEventTest.config 44 * ./META-INF/services/jdk.vm.ci.hotspot.services.HotSpotVMEventListener 45 * @run driver ClassFileInstaller 46 * compiler.jvmci.common.JVMCIHelpers$EmptyHotspotCompiler 47 * compiler.jvmci.common.JVMCIHelpers$EmptyCompilerFactory 48 * compiler.jvmci.common.JVMCIHelpers$EmptyCompilationRequestResult 49 * compiler.jvmci.common.JVMCIHelpers$EmptyVMEventListener 50 * compiler.jvmci.events.JvmciNotifyInstallEventTest 51 * compiler.jvmci.common.CTVMUtilities 52 * compiler.jvmci.common.testcases.SimpleClass 53 * jdk.test.lib.Asserts 54 * jdk.test.lib.Utils 55 * @run main/othervm -XX:+UnlockExperimentalVMOptions 56 * -Xbootclasspath/a:. -Xmixed 57 * -XX:+UseJVMCICompiler -XX:-BootstrapJVMCI 58 * -Dcompiler.jvmci.events.JvmciNotifyInstallEventTest.failoninit=false 59 * compiler.jvmci.events.JvmciNotifyInstallEventTest 60 * @run main/othervm -XX:+UnlockExperimentalVMOptions 61 * -Djvmci.compiler=EmptyCompiler -Xbootclasspath/a:. -Xmixed 62 * -XX:+UseJVMCICompiler -XX:-BootstrapJVMCI 63 * -Dcompiler.jvmci.events.JvmciNotifyInstallEventTest.failoninit=false 64 * compiler.jvmci.events.JvmciNotifyInstallEventTest 65 * @run main/othervm -XX:+UnlockExperimentalVMOptions 66 * -Djvmci.compiler=EmptyCompiler -Xbootclasspath/a:. -Xmixed 67 * -XX:+UseJVMCICompiler -XX:-BootstrapJVMCI -XX:JVMCINMethodSizeLimit=0 68 * -Dcompiler.jvmci.events.JvmciNotifyInstallEventTest.failoninit=false 69 * compiler.jvmci.events.JvmciNotifyInstallEventTest 70 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:-EnableJVMCI 71 * -Djvmci.compiler=EmptyCompiler -Xbootclasspath/a:. -Xmixed 72 * -Dcompiler.jvmci.events.JvmciNotifyInstallEventTest.failoninit=true 73 * compiler.jvmci.events.JvmciNotifyInstallEventTest 74 */ 75 76 package compiler.jvmci.events; 77 78 import compiler.jvmci.common.CTVMUtilities; 79 import compiler.jvmci.common.testcases.SimpleClass; 80 import jdk.test.lib.Asserts; 81 import jdk.test.lib.Utils; 82 import jdk.vm.ci.code.CompiledCode; 83 import jdk.vm.ci.code.InstalledCode; 84 import jdk.vm.ci.code.site.DataPatch; 85 import jdk.vm.ci.code.site.Site; 86 import jdk.vm.ci.hotspot.HotSpotCodeCacheProvider; 87 import jdk.vm.ci.hotspot.HotSpotCompiledCode; 88 import jdk.vm.ci.hotspot.HotSpotCompiledCode.Comment; 89 import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime; 90 import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod; 91 import jdk.vm.ci.hotspot.services.HotSpotVMEventListener; 92 import jdk.vm.ci.meta.Assumptions.Assumption; 93 import jdk.vm.ci.meta.ResolvedJavaMethod; 94 95 import java.lang.reflect.Method; 96 97 public class JvmciNotifyInstallEventTest extends HotSpotVMEventListener { 98 private static final String METHOD_NAME = "testMethod"; 99 private static final boolean FAIL_ON_INIT = !Boolean.getBoolean( 100 "compiler.jvmci.events.JvmciNotifyInstallEventTest.failoninit"); 101 private static volatile int gotInstallNotification = 0; 102 103 public static void main(String args[]) { 104 new JvmciNotifyInstallEventTest().runTest(); 105 } 106 107 private void runTest() { 108 if (gotInstallNotification != 0) { 109 throw new Error("Got install notification before test actions"); 110 } 111 HotSpotCodeCacheProvider codeCache; 112 try { 113 codeCache = (HotSpotCodeCacheProvider) HotSpotJVMCIRuntime.runtime() 114 .getHostJVMCIBackend().getCodeCache(); 115 } catch (InternalError ie) { 116 if (FAIL_ON_INIT) { 117 throw new AssertionError( 118 "Got unexpected InternalError trying to get code cache", 119 ie); 120 } 121 // passed 122 return; 123 } 124 Asserts.assertTrue(FAIL_ON_INIT, 125 "Haven't caught InternalError in negative case"); 126 Method testMethod; 127 try { 128 testMethod = SimpleClass.class.getDeclaredMethod(METHOD_NAME); 129 } catch (NoSuchMethodException e) { 130 throw new Error("TEST BUG: Can't find " + METHOD_NAME, e); 131 } 132 HotSpotResolvedJavaMethod method = CTVMUtilities 133 .getResolvedMethod(SimpleClass.class, testMethod); 134 HotSpotCompiledCode compiledCode = new HotSpotCompiledCode(METHOD_NAME, 135 new byte[0], 0, new Site[0], new Assumption[0], 136 new ResolvedJavaMethod[]{method}, new Comment[0], new byte[0], 137 16, new DataPatch[0], false, 0, null); 138 codeCache.installCode(method, compiledCode, /* installedCode = */ null, 139 /* speculationLog = */ null, /* isDefault = */ false); 140 Asserts.assertEQ(gotInstallNotification, 1, 141 "Got unexpected event count after 1st install attempt"); 142 // since "empty" compilation result is ok, a second attempt should be ok 143 codeCache.installCode(method, compiledCode, /* installedCode = */ null, 144 /* speculationLog = */ null, /* isDefault = */ false); 145 Asserts.assertEQ(gotInstallNotification, 2, 146 "Got unexpected event count after 2nd install attempt"); 147 // and an incorrect cases 148 Utils.runAndCheckException(() -> { 149 codeCache.installCode(method, null, null, null, true); 150 }, NullPointerException.class); 151 Asserts.assertEQ(gotInstallNotification, 2, 152 "Got unexpected event count after 3rd install attempt"); 153 Utils.runAndCheckException(() -> { 154 codeCache.installCode(null, null, null, null, true); 155 }, NullPointerException.class); 156 Asserts.assertEQ(gotInstallNotification, 2, 157 "Got unexpected event count after 4th install attempt"); 158 } 159 160 @Override 161 public void notifyInstall(HotSpotCodeCacheProvider hotSpotCodeCacheProvider, 162 InstalledCode installedCode, CompiledCode compiledCode) { 163 gotInstallNotification++; 164 } 165 }