1 /* 2 * Copyright (c) 2011, 2018, 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 24 25 package org.graalvm.compiler.replacements.test; 26 27 import org.graalvm.compiler.core.phases.HighTier; 28 import org.graalvm.compiler.core.test.GraalCompilerTest; 29 import org.graalvm.compiler.nodes.StructuredGraph; 30 import org.graalvm.compiler.nodes.StructuredGraph.Builder; 31 import org.graalvm.compiler.nodes.ValueNode; 32 import org.graalvm.compiler.nodes.graphbuilderconf.GraphBuilderContext; 33 import org.graalvm.compiler.nodes.graphbuilderconf.InlineInvokePlugin.InlineInfo; 34 import org.graalvm.compiler.nodes.java.ExceptionObjectNode; 35 import org.graalvm.compiler.options.OptionValues; 36 import org.graalvm.compiler.phases.PhaseSuite; 37 import org.graalvm.compiler.phases.tiers.HighTierContext; 38 import org.graalvm.compiler.phases.tiers.Suites; 39 import org.junit.Assert; 40 import org.junit.Test; 41 42 import jdk.vm.ci.meta.ResolvedJavaMethod; 43 44 /** 45 * Tests compilation of a hot exception handler. 46 */ 47 public class CompiledExceptionHandlerTest extends GraalCompilerTest { 48 49 @Override 50 @SuppressWarnings("try") createSuites(OptionValues options)51 protected Suites createSuites(OptionValues options) { 52 return super.createSuites(new OptionValues(options, HighTier.Options.Inline, false)); 53 } 54 55 @Override bytecodeParserShouldInlineInvoke(GraphBuilderContext b, ResolvedJavaMethod method, ValueNode[] args)56 protected InlineInfo bytecodeParserShouldInlineInvoke(GraphBuilderContext b, ResolvedJavaMethod method, ValueNode[] args) { 57 /* 58 * We don't care whether other invokes are inlined or not, but we definitely don't want 59 * another explicit exception handler in the graph. 60 */ 61 return InlineInfo.DO_NOT_INLINE_NO_EXCEPTION; 62 } 63 64 @Override parse(Builder builder, PhaseSuite<HighTierContext> graphBuilderSuite)65 protected StructuredGraph parse(Builder builder, PhaseSuite<HighTierContext> graphBuilderSuite) { 66 StructuredGraph graph = super.parse(builder, graphBuilderSuite); 67 int handlers = graph.getNodes().filter(ExceptionObjectNode.class).count(); 68 Assert.assertEquals(1, handlers); 69 return graph; 70 } 71 72 @BytecodeParserNeverInline(invokeWithException = true) raiseExceptionSimple(String s)73 private static void raiseExceptionSimple(String s) { 74 throw new RuntimeException("Raising exception with message \"" + s + "\""); 75 } 76 77 @Test test1()78 public void test1() { 79 test("test1Snippet", "a string"); 80 test("test1Snippet", (String) null); 81 } 82 test1Snippet(String message)83 public static String test1Snippet(String message) { 84 if (message != null) { 85 try { 86 raiseExceptionSimple(message); 87 } catch (Exception e) { 88 return message + e.getMessage(); 89 } 90 } 91 return null; 92 } 93 94 @BytecodeParserNeverInline(invokeWithException = true) raiseException(String m1, String m2, String m3, String m4, String m5)95 private static void raiseException(String m1, String m2, String m3, String m4, String m5) { 96 throw new RuntimeException(m1 + m2 + m3 + m4 + m5); 97 } 98 99 @Test test2()100 public void test2() { 101 test("test2Snippet", "m1", "m2", "m3", "m4", "m5"); 102 test("test2Snippet", null, "m2", "m3", "m4", "m5"); 103 } 104 test2Snippet(String m1, String m2, String m3, String m4, String m5)105 public static String test2Snippet(String m1, String m2, String m3, String m4, String m5) { 106 if (m1 != null) { 107 try { 108 raiseException(m1, m2, m3, m4, m5); 109 } catch (Exception e) { 110 return m5 + m4 + m3 + m2 + m1; 111 } 112 } 113 return m4 + m3; 114 } 115 } 116