hotspot/test/compiler/jvmci/meta/StableFieldTest.java
changeset 36616 5172e3dd60f2
parent 36596 d0e06b2ecfbe
child 38152 80e5da81fb2c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/compiler/jvmci/meta/StableFieldTest.java	Tue Mar 22 17:04:25 2016 +0000
@@ -0,0 +1,62 @@
+/*
+ * 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 8151664
+ * @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9" | os.simpleArch == "aarch64")
+ * @library /testlibrary /test/lib /
+ * @modules java.base/jdk.internal.vm.annotation
+ *          jdk.vm.ci/jdk.vm.ci.hotspot
+ *          jdk.vm.ci/jdk.vm.ci.meta
+ *          jdk.vm.ci/jdk.vm.ci.runtime
+ * @compile StableFieldTest.java
+ * @run main ClassFileInstaller compiler.jvmci.meta.StableFieldTest
+ * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI -Xbootclasspath/a:. compiler.jvmci.meta.StableFieldTest
+ */
+
+package compiler.jvmci.meta;
+
+import java.lang.reflect.Field;
+import jdk.internal.vm.annotation.Stable;
+import jdk.vm.ci.hotspot.HotSpotResolvedJavaField;
+import jdk.vm.ci.meta.MetaAccessProvider;
+import jdk.vm.ci.meta.ResolvedJavaField;
+import jdk.vm.ci.runtime.JVMCI;
+
+public class StableFieldTest {
+
+    @Stable static int myStaticField = 5;
+    @Stable int myInstanceField = 10;
+
+    public static void main(String[] args) throws Throwable {
+        MetaAccessProvider metaAccess = JVMCI.getRuntime().getHostJVMCIBackend().getMetaAccess();
+        for (String name : new String[] {"myStaticField", "myInstanceField"}) {
+            java.lang.reflect.Field javaField = StableFieldTest.class.getDeclaredField(name);
+            HotSpotResolvedJavaField field = (HotSpotResolvedJavaField) metaAccess.lookupJavaField(javaField);
+            if (!field.isStable()) {
+                throw new AssertionError("Expected HotSpotResolvedJavaField.isStable() to return true for " + javaField);
+            }
+        }
+    }
+}