1 /*
   2  * Copyright (c) 2014, 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.hotspot.test;
  24 
  25 import org.junit.Test;
  26 
  27 import org.graalvm.compiler.core.common.spi.ForeignCallsProvider;
  28 import org.graalvm.compiler.core.test.GraalCompilerTest;
  29 import org.graalvm.compiler.hotspot.meta.HotSpotForeignCallsProviderImpl;
  30 import org.graalvm.compiler.hotspot.meta.HotSpotProviders;
  31 import org.graalvm.compiler.nodes.ValueNode;
  32 import org.graalvm.compiler.nodes.extended.ForeignCallNode;
  33 import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderConfiguration.Plugins;
  34 import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderContext;
  35 import org.graalvm.compiler.nodes.graphbuilderconf.InvocationPlugin;
  36 
  37 import jdk.vm.ci.meta.JavaKind;
  38 import jdk.vm.ci.meta.ResolvedJavaMethod;
  39 
  40 /**
  41  * Tests that deoptimization upon exception handling works.
  42  */
  43 public class ForeignCallDeoptimizeTest extends GraalCompilerTest {
  44 
  45     @Override
  46     protected Plugins getDefaultGraphBuilderPlugins() {
  47         ForeignCallsProvider foreignCalls = ((HotSpotProviders) getProviders()).getForeignCalls();
  48 
  49         Plugins ret = super.getDefaultGraphBuilderPlugins();
  50         ret.getInvocationPlugins().register(new InvocationPlugin() {
  51 
  52             @Override
  53             public boolean apply(GraphBuilderContext b, ResolvedJavaMethod targetMethod, Receiver receiver, ValueNode arg) {
  54                 ForeignCallNode node = new ForeignCallNode(foreignCalls, HotSpotForeignCallsProviderImpl.TEST_DEOPTIMIZE_CALL_INT, arg);
  55                 b.addPush(JavaKind.Int, node);
  56                 return true;
  57             }
  58         }, ForeignCallDeoptimizeTest.class, "testCallInt", int.class);
  59         return ret;
  60     }
  61 
  62     public static int testCallInt(int value) {
  63         return value;
  64     }
  65 
  66     public static int testForeignCall(int value) {
  67         if (testCallInt(value) != value) {
  68             throw new InternalError();
  69         }
  70         return value;
  71     }
  72 
  73     @Test
  74     public void test1() {
  75         test("testForeignCall", 0);
  76     }
  77 
  78     @Test
  79     public void test2() {
  80         test("testForeignCall", -1);
  81     }
  82 }