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