--- /dev/null 2015-10-08 07:26:48.000000000 -1000 +++ new/test/compiler/jvmci/compilerToVM/JVM_RegisterJVMCINatives.java 2015-10-08 07:26:48.000000000 -1000 @@ -0,0 +1,98 @@ +/* + * Copyright (c) 2015, 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 (os.simpleArch == "x64" | os.simpleArch == "sparcv9") & os.arch != "aarch64" + * @library /testlibrary / + * @run main/othervm -XX:+UnlockExperimentalVMOptions + * -Dcompiler.jvmci.compilerToVM.JVM_RegisterJVMCINatives.positive=true + * -XX:+EnableJVMCI + * compiler.jvmci.compilerToVM.JVM_RegisterJVMCINatives + * @run main/othervm -XX:+UnlockExperimentalVMOptions + * -Dcompiler.jvmci.compilerToVM.JVM_RegisterJVMCINatives.positive=false + * -XX:-EnableJVMCI + * compiler.jvmci.compilerToVM.JVM_RegisterJVMCINatives + + */ + +package compiler.jvmci.compilerToVM; + +import jdk.vm.ci.hotspot.CompilerToVM; +import jdk.vm.ci.runtime.JVMCI; +import jdk.test.lib.Asserts; + +import java.lang.reflect.Method; + +public class JVM_RegisterJVMCINatives { + private static final boolean IS_POSITIVE = Boolean.getBoolean( + "compiler.jvmci.compilerToVM.JVM_RegisterJVMCINatives.positive"); + + private final Method registerNatives; + + public static void main(String[] args) { + new JVM_RegisterJVMCINatives().runTest(); + } + + private void runTest() { + Object result; + try { + result = invoke(); + } catch (InternalError e) { + if (IS_POSITIVE) { + throw new AssertionError("unexpected exception", e); + } + return; + } + if (!IS_POSITIVE) { + throw new AssertionError("didn't get expected exception"); + } + Asserts.assertNull(result, + "registerNatives()V returned non-null"); + Asserts.assertEQ(result, invoke(), + "registerNatives returns different results"); + + } + private Object invoke() { + Object result; + try { + result = registerNatives.invoke(JVMCI.class); + } catch (ReflectiveOperationException e) { + throw new Error("can't invoke registerNatives", e); + } + return result; + } + + private JVM_RegisterJVMCINatives() { + Method method; + try { + method = CompilerToVM.class.getDeclaredMethod("registerNatives"); + method.setAccessible(true); + } catch (NoSuchMethodException e) { + throw new Error("can't find CompilerToVM::registerNatives", e); + } + registerNatives = method; + } +}