Mercurial > hg > truffle
view graal/com.oracle.graal.compiler.test/src/com/oracle/graal/compiler/test/IfBoxingEliminationTest.java @ 7248:b903c1099f41
Fix in MergeNode.removeEnd: while deleting phi inputs some other phis can die
author | Gilles Duboscq <duboscq@ssw.jku.at> |
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date | Mon, 17 Dec 2012 17:15:11 +0100 |
parents | 585fc9f79ebc |
children | 1c77cca1ee76 |
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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.compiler.test; import java.util.*; import org.junit.*; import com.oracle.graal.api.code.*; import com.oracle.graal.debug.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.phases.*; import com.oracle.graal.phases.PhasePlan.PhasePosition; import com.oracle.graal.phases.common.*; public class IfBoxingEliminationTest extends GraalCompilerTest { private static final String REFERENCE_SNIPPET = "referenceSnippet"; public static int referenceSnippet(int a) { int result; if (a < 0) { result = 1; } else { result = 2; } return result; } public static Integer boxedInteger() { return 1; } public static Object boxedObject() { return 2; } @Test public void test1() { test("test1Snippet"); } public static int test1Snippet(int a) { Integer result; if (a < 0) { result = boxedInteger(); } else { result = (Integer) boxedObject(); } return result; } private void test(final String snippet) { Debug.scope("IfBoxingEliminationTest", new DebugDumpScope(snippet), new Runnable() { @Override public void run() { StructuredGraph graph = parse(snippet); BoxingMethodPool pool = new BoxingMethodPool(runtime()); IdentifyBoxingPhase identifyBoxingPhase = new IdentifyBoxingPhase(pool); PhasePlan phasePlan = getDefaultPhasePlan(); phasePlan.addPhase(PhasePosition.AFTER_PARSING, identifyBoxingPhase); phasePlan.addPhase(PhasePosition.AFTER_PARSING, new PhiStampPhase()); identifyBoxingPhase.apply(graph); Collection<Invoke> hints = new ArrayList<>(); for (Invoke invoke : graph.getInvokes()) { hints.add(invoke); } Assumptions assumptions = new Assumptions(false); new InliningPhase(null, runtime(), hints, assumptions, null, phasePlan, OptimisticOptimizations.ALL).apply(graph); new CanonicalizerPhase(null, runtime(), assumptions).apply(graph); new PhiStampPhase().apply(graph); new CanonicalizerPhase(null, runtime(), assumptions).apply(graph); Debug.dump(graph, "Graph"); new BoxingEliminationPhase(runtime()).apply(graph); Debug.dump(graph, "Graph"); new ExpandBoxingNodesPhase(pool).apply(graph); new CanonicalizerPhase(null, runtime(), assumptions).apply(graph); new DeadCodeEliminationPhase().apply(graph); StructuredGraph referenceGraph = parse(REFERENCE_SNIPPET); new CanonicalizerPhase(null, runtime(), assumptions).apply(referenceGraph); new DeadCodeEliminationPhase().apply(referenceGraph); assertEquals(referenceGraph, graph); } }); } }