001/*
002 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
003 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004 *
005 * This code is free software; you can redistribute it and/or modify it
006 * under the terms of the GNU General Public License version 2 only, as
007 * published by the Free Software Foundation.
008 *
009 * This code is distributed in the hope that it will be useful, but WITHOUT
010 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
011 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
012 * version 2 for more details (a copy is included in the LICENSE file that
013 * accompanied this code).
014 *
015 * You should have received a copy of the GNU General Public License version
016 * 2 along with this work; if not, write to the Free Software Foundation,
017 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
018 *
019 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
020 * or visit www.oracle.com if you need additional information or have any
021 * questions.
022 */
023package com.oracle.graal.printer;
024
025import static com.oracle.graal.compiler.common.GraalOptions.*;
026
027import com.oracle.graal.debug.*;
028
029import jdk.internal.jvmci.service.*;
030
031import com.oracle.graal.graph.*;
032import com.oracle.graal.nodeinfo.*;
033import com.oracle.graal.nodes.util.*;
034
035@ServiceProvider(DebugConfigCustomizer.class)
036public class GraalDebugConfigCustomizer implements DebugConfigCustomizer {
037    public void customize(DebugConfig config) {
038        config.dumpHandlers().add(new GraphPrinterDumpHandler());
039        config.dumpHandlers().add(new NodeDumper());
040        if (PrintCFG.getValue() || PrintBackendCFG.getValue()) {
041            if (PrintBinaryGraphs.getValue() && PrintCFG.getValue()) {
042                TTY.out.println("Complete C1Visualizer dumping slows down PrintBinaryGraphs: use -G:-PrintCFG to disable it");
043            }
044            config.dumpHandlers().add(new CFGPrinterObserver(PrintCFG.getValue()));
045        }
046        config.verifyHandlers().add(new NoDeadCodeVerifyHandler());
047    }
048
049    private static class NodeDumper implements DebugDumpHandler {
050
051        public void dump(Object object, String message) {
052            if (object instanceof Node) {
053                String location = GraphUtil.approxSourceLocation((Node) object);
054                String node = ((Node) object).toString(Verbosity.Debugger);
055                if (location != null) {
056                    Debug.log("Context obj %s (approx. location: %s)", node, location);
057                } else {
058                    Debug.log("Context obj %s", node);
059                }
060            }
061        }
062
063        public void close() {
064        }
065    }
066}