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