Mercurial > hg > graal-compiler
view graal/com.oracle.graal.replacements.test/src/com/oracle/graal/replacements/test/CompiledExceptionHandlerTest.java @ 15005:9fa900dd3f96
create special-purpose SnippetAnchorNode to replace usages of BeginNode in snippets
author | Lukas Stadler <lukas.stadler@oracle.com> |
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date | Mon, 07 Apr 2014 11:32:08 +0200 |
parents | f87c68d79f07 |
children | 1668de777c42 |
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/* * Copyright (c) 2011, 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 com.oracle.graal.replacements.test; import java.lang.reflect.*; import org.junit.*; import com.oracle.graal.compiler.test.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.java.*; import com.oracle.graal.phases.common.*; /** * Tests compilation of a hot exception handler. */ public class CompiledExceptionHandlerTest extends GraalCompilerTest { public CompiledExceptionHandlerTest() { getSuites().getHighTier().findPhase(AbstractInliningPhase.class).remove(); } @Override protected StructuredGraph parse(Method m) { StructuredGraph graph = super.parse(m); int handlers = graph.getNodes().filter(ExceptionObjectNode.class).count(); Assert.assertEquals(1, handlers); return graph; } private static void raiseException(String s) { throw new RuntimeException(s); } @Test public void test1() { // Ensure the profile shows a hot exception for (int i = 0; i < 10000; i++) { test1Snippet(""); test1Snippet(null); } test("test1Snippet", "a string"); test("test1Snippet", (String) null); } public static String test1Snippet(String message) { if (message != null) { try { raiseException(message); } catch (Exception e) { return message + e.getMessage(); } } return null; } private static void raiseException(String m1, String m2, String m3, String m4, String m5) { throw new RuntimeException(m1 + m2 + m3 + m4 + m5); } @Test public void test2() { // Ensure the profile shows a hot exception for (int i = 0; i < 10000; i++) { test2Snippet("m1", "m2", "m3", "m4", "m5"); test2Snippet(null, "m2", "m3", "m4", "m5"); } test("test2Snippet", "m1", "m2", "m3", "m4", "m5"); test("test2Snippet", null, "m2", "m3", "m4", "m5"); } public static String test2Snippet(String m1, String m2, String m3, String m4, String m5) { if (m1 != null) { try { raiseException(m1, m2, m3, m4, m5); } catch (Exception e) { return m5 + m4 + m3 + m2 + m1; } } return m4 + m3; } @Test public void test3() { // Ensure the profile shows a hot exception for (int i = 0; i < 10000; i++) { test3Snippet("object1", "object2"); test3Snippet(null, "object2"); } test("test3Snippet", (Object) null, "object2"); test("test3Snippet", "object1", "object2"); } public static String test3Snippet(Object o, Object o2) { try { return o.toString(); } catch (NullPointerException e) { return String.valueOf(o2); } } }