| /* |
| * 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.simpleArch == "x64" | vm.simpleArch == "sparcv9" | vm.simpleArch == "aarch64") |
| * @library /test/lib / |
| * @modules java.base/jdk.internal.misc |
| * @modules jdk.vm.ci/jdk.vm.ci.hotspot |
| * jdk.vm.ci/jdk.vm.ci.runtime |
| * @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.test.lib.Asserts; |
| import jdk.vm.ci.runtime.JVMCI; |
| |
| 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 = Class.forName("jdk.vm.ci.hotspot.CompilerToVM", |
| /* initialize = */ false, |
| this.getClass().getClassLoader()) |
| .getDeclaredMethod("registerNatives"); |
| method.setAccessible(true); |
| } catch (ReflectiveOperationException e) { |
| throw new Error("can't find CompilerToVM::registerNatives", e); |
| } |
| registerNatives = method; |
| } |
| } |