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 jdk.internal.vm.ci/jdk.vm.ci.hotspot 32 * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper 33 * @build compiler.jvmci.compilerToVM.ReadConfigurationTest 34 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI 35 * -Djvmci.Compiler=null 36 * compiler.jvmci.compilerToVM.ReadConfigurationTest 37 */ 38 39package compiler.jvmci.compilerToVM; 40 41import jdk.test.lib.Asserts; 42import jdk.vm.ci.hotspot.VMField; 43import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime; 44import jdk.vm.ci.hotspot.HotSpotVMConfigAccess; 45import jdk.vm.ci.hotspot.HotSpotVMConfigStore; 46import jdk.vm.ci.hotspot.VMIntrinsicMethod; 47 48public class ReadConfigurationTest { 49 public static void main(String args[]) { 50 new ReadConfigurationTest().runTest(); 51 } 52 53 private void runTest() { 54 HotSpotVMConfigStore store = HotSpotJVMCIRuntime.runtime().getConfigStore(); 55 TestHotSpotVMConfig config = new TestHotSpotVMConfig(store); 56 Asserts.assertNE(config.codeCacheHighBound, 0L, "Got null address"); 57 Asserts.assertNE(config.stubRoutineJintArrayCopy, 0L, "Got null address"); 58 59 for (VMField field : store.getFields().values()) { 60 Object value = field.value; 61 if (value != null) { 62 Asserts.assertTrue(value instanceof Long || value instanceof Boolean, 63 "Got unexpected value type for VM field " + field.name + ": " + value.getClass()); 64 } 65 } 66 67 for (VMIntrinsicMethod m : config.getStore().getIntrinsics()) { 68 Asserts.assertNotNull(m); 69 Asserts.assertNotNull(m.declaringClass); 70 Asserts.assertFalse(m.declaringClass.contains("."), 71 "declaringClass should be in class file format: " + m.declaringClass); 72 Asserts.assertNotNull(m.name); 73 Asserts.assertNotNull(m.descriptor); 74 Asserts.assertTrue(m.id > 0); 75 } 76 } 77 78 private static class TestHotSpotVMConfig extends HotSpotVMConfigAccess { 79 80 private TestHotSpotVMConfig(HotSpotVMConfigStore store) { 81 super(store); 82 } 83 84 final long codeCacheHighBound = getFieldValue("CodeCache::_high_bound", Long.class); 85 final long stubRoutineJintArrayCopy = getFieldValue("StubRoutines::_jint_arraycopy", Long.class); 86 } 87} 88