Mercurial > hg > truffle
view graal/com.oracle.graal.compiler.test/src/com/oracle/graal/compiler/test/ea/PoorMansEATest.java @ 19250:8ab925a6f724
made Assumptions be part of a StructuredGraph
author | Doug Simon <doug.simon@oracle.com> |
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date | Wed, 11 Feb 2015 10:13:08 +0100 |
parents | 1668de777c42 |
children | a0a760b0fb5f |
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/* * Copyright (c) 2014, 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.ea; import static com.oracle.graal.api.code.Assumptions.*; import org.junit.*; import com.oracle.graal.compiler.test.*; import com.oracle.graal.debug.*; import com.oracle.graal.debug.Debug.Scope; import com.oracle.graal.graph.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.java.*; import com.oracle.graal.nodes.spi.*; import com.oracle.graal.phases.*; import com.oracle.graal.phases.common.*; import com.oracle.graal.phases.common.inlining.*; import com.oracle.graal.phases.tiers.*; /** * Tests {@link AbstractNewObjectNode#simplify(com.oracle.graal.graph.spi.SimplifierTool)}. * */ public class PoorMansEATest extends GraalCompilerTest { public static class A { public A obj; } public static A test1Snippet() { A a = new A(); a.obj = a; return null; } @Test public void test1() { test("test1Snippet"); } private void test(final String snippet) { try (Scope s = Debug.scope("PoorMansEATest", new DebugDumpScope(snippet))) { StructuredGraph graph = parseEager(snippet, DONT_ALLOW_OPTIMISTIC_ASSUMPTIONS); HighTierContext highTierContext = new HighTierContext(getProviders(), null, getDefaultGraphBuilderSuite(), OptimisticOptimizations.ALL); new InliningPhase(new CanonicalizerPhase(true)).apply(graph, highTierContext); PhaseContext context = new PhaseContext(getProviders()); new LoweringPhase(new CanonicalizerPhase(true), LoweringTool.StandardLoweringStage.HIGH_TIER).apply(graph, context); // remove framestates in order to trigger the simplification. cleanup: for (FrameState fs : graph.getNodes(FrameState.class).snapshot()) { for (Node input : fs.inputs()) { if (input instanceof NewInstanceNode) { fs.replaceAtUsages(null); fs.safeDelete(); continue cleanup; } } } new CanonicalizerPhase(true).apply(graph, context); } catch (Throwable e) { throw Debug.handle(e); } } }