1 /* 2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.graalvm.compiler.core.test; 24 25 import jdk.vm.ci.code.InstalledCode; 26 import jdk.vm.ci.code.InvalidInstalledCodeException; 27 28 import org.junit.Test; 29 30 import org.graalvm.compiler.api.directives.GraalDirectives; 31 32 public class InstalledCodeInvalidationTest extends GraalCompilerTest { 33 34 public void recurse(InstalledCode code, int depth) throws InvalidInstalledCodeException { 35 if (depth > 1) { 36 /* 37 * Recurse a few times to ensure there are multiple activations. 38 */ 39 code.executeVarargs(this, code, depth - 1); 40 } else { 41 /* 42 * Deoptimize this activation and make the compiled code no longer usable. 43 */ 44 45 GraalDirectives.deoptimizeAndInvalidate(); 46 assert code.isAlive() && !code.isValid(); 47 code.invalidate(); 48 assert !code.isAlive(); 49 } 50 if (GraalDirectives.inCompiledCode()) { 51 /* 52 * If this still in compiled code then the deoptimizeAndInvalidate call above didn't 53 * remove all existing activations. 54 */ 55 throw new InternalError(); 56 } 57 } 58 59 /** 60 * Test that after uncommon trapping in an installed code it's still possible to invalidate all 61 * existing activations of that installed code. 62 * 63 * @throws InvalidInstalledCodeException 64 */ 65 @Test 66 public void testInstalledCodeInvalidation() throws InvalidInstalledCodeException { 67 InstalledCode code = getCode(getMetaAccess().lookupJavaMethod(getMethod("recurse"))); 68 code.executeVarargs(this, code, 3); 69 } 70 }