test/hotspot/jtreg/compiler/jvmci/compilerToVM/ReadConfigurationTest.java
changeset 47216 71c04702a3d5
parent 44836 45196b7066e3
child 55206 2fe2063fe567
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/compiler/jvmci/compilerToVM/ReadConfigurationTest.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 8136421
+ * @requires vm.jvmci
+ * @library / /test/lib
+ * @library ../common/patches
+ * @modules java.base/jdk.internal.misc
+ * @modules jdk.internal.vm.ci/jdk.vm.ci.hotspot
+ * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
+ * @build compiler.jvmci.compilerToVM.ReadConfigurationTest
+ * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
+ *                   -Djvmci.Compiler=null
+ *                   compiler.jvmci.compilerToVM.ReadConfigurationTest
+ */
+
+package compiler.jvmci.compilerToVM;
+
+import jdk.test.lib.Asserts;
+import jdk.vm.ci.hotspot.VMField;
+import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime;
+import jdk.vm.ci.hotspot.HotSpotVMConfigAccess;
+import jdk.vm.ci.hotspot.HotSpotVMConfigStore;
+import jdk.vm.ci.hotspot.VMIntrinsicMethod;
+
+public class ReadConfigurationTest {
+    public static void main(String args[]) {
+        new ReadConfigurationTest().runTest();
+    }
+
+    private void runTest() {
+        HotSpotVMConfigStore store = HotSpotJVMCIRuntime.runtime().getConfigStore();
+        TestHotSpotVMConfig config = new TestHotSpotVMConfig(store);
+        Asserts.assertNE(config.codeCacheHighBound, 0L, "Got null address");
+        Asserts.assertNE(config.stubRoutineJintArrayCopy, 0L, "Got null address");
+
+        for (VMField field : store.getFields().values()) {
+                Object value = field.value;
+                if (value != null) {
+                    Asserts.assertTrue(value instanceof Long || value instanceof Boolean,
+                        "Got unexpected value type for VM field " + field.name + ": " + value.getClass());
+                }
+        }
+
+        for (VMIntrinsicMethod m : config.getStore().getIntrinsics()) {
+            Asserts.assertNotNull(m);
+            Asserts.assertNotNull(m.declaringClass);
+            Asserts.assertFalse(m.declaringClass.contains("."),
+                "declaringClass should be in class file format: " + m.declaringClass);
+            Asserts.assertNotNull(m.name);
+            Asserts.assertNotNull(m.descriptor);
+            Asserts.assertTrue(m.id > 0);
+        }
+    }
+
+    private static class TestHotSpotVMConfig extends HotSpotVMConfigAccess {
+
+        private TestHotSpotVMConfig(HotSpotVMConfigStore store) {
+            super(store);
+        }
+
+        final long codeCacheHighBound = getFieldValue("CodeCache::_high_bound", Long.class);
+        final long stubRoutineJintArrayCopy = getFieldValue("StubRoutines::_jint_arraycopy", Long.class);
+    }
+}