| /* |
| * Copyright (c) 2013, 2013, 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. |
| */ |
| package org.graalvm.compiler.hotspot.test; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import org.graalvm.compiler.core.test.GraalCompilerTest; |
| import org.graalvm.compiler.nodes.StructuredGraph.AllowAssumptions; |
| |
| import jdk.vm.ci.code.InvalidInstalledCodeException; |
| import jdk.vm.ci.hotspot.HotSpotNmethod; |
| import jdk.vm.ci.meta.ResolvedJavaMethod; |
| |
| public class HotSpotNmethodTest extends GraalCompilerTest { |
| |
| private static final int ITERATION_COUNT = 100000; |
| |
| @Test |
| public void testInstallCodeInvalidation() { |
| final ResolvedJavaMethod testJavaMethod = getResolvedJavaMethod("foo"); |
| final HotSpotNmethod nmethod = (HotSpotNmethod) getCode(testJavaMethod, parseEager("otherFoo", AllowAssumptions.YES)); |
| Assert.assertTrue(nmethod.isValid()); |
| Object result; |
| try { |
| result = nmethod.executeVarargs(null, "b", "c"); |
| assertDeepEquals(43, result); |
| } catch (InvalidInstalledCodeException e) { |
| Assert.fail("Code was invalidated"); |
| } |
| Assert.assertTrue(nmethod.isValid()); |
| nmethod.invalidate(); |
| Assert.assertFalse(nmethod.isValid()); |
| try { |
| result = nmethod.executeVarargs(null, null, null); |
| Assert.fail("Code was not invalidated"); |
| } catch (InvalidInstalledCodeException e) { |
| } |
| Assert.assertFalse(nmethod.isValid()); |
| } |
| |
| @Test |
| public void testInstallCodeInvalidationWhileRunning() { |
| final ResolvedJavaMethod testJavaMethod = getResolvedJavaMethod("foo"); |
| final HotSpotNmethod nmethod = (HotSpotNmethod) getCode(testJavaMethod, parseEager("otherFoo", AllowAssumptions.YES)); |
| Object result; |
| try { |
| result = nmethod.executeVarargs(nmethod, null, null); |
| assertDeepEquals(43, result); |
| } catch (InvalidInstalledCodeException e) { |
| Assert.fail("Code was invalidated"); |
| } |
| Assert.assertFalse(nmethod.isValid()); |
| } |
| |
| @Test |
| public void testInstalledCodeCalledFromCompiledCode() { |
| final ResolvedJavaMethod testJavaMethod = getResolvedJavaMethod("foo"); |
| final HotSpotNmethod nmethod = (HotSpotNmethod) getCode(testJavaMethod, parseEager("otherFoo", AllowAssumptions.YES)); |
| Assert.assertTrue(nmethod.isValid()); |
| try { |
| for (int i = 0; i < ITERATION_COUNT; ++i) { |
| nmethod.executeVarargs(null, "b", "c"); |
| } |
| } catch (InvalidInstalledCodeException e) { |
| Assert.fail("Code was invalidated"); |
| } |
| } |
| |
| @SuppressWarnings("unused") |
| public static Object foo(HotSpotNmethod method, Object a2, Object a3) { |
| return 42; |
| } |
| |
| @SuppressWarnings("unused") |
| public static Object otherFoo(HotSpotNmethod method, Object a2, Object a3) { |
| if (method != null) { |
| method.invalidate(); |
| } |
| return 43; |
| } |
| } |