Mercurial > hg > truffle
view graal/GraalCompiler/src/com/sun/c1x/debug/GraphvizPrinterObserver.java @ 2669:405e7947a940
Fixed RegisterFinalizer stateBefore.
author | Thomas Wuerthinger <thomas@wuerthinger.net> |
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date | Thu, 12 May 2011 16:55:03 +0200 |
parents | d456b679b6de |
children | 6ab73784566a |
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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.sun.c1x.debug; import java.io.*; import com.oracle.graal.graph.*; import com.oracle.graal.graph.vis.*; import com.sun.c1x.observer.*; /** * Observes compilation events and uses {@link GraphvizPrinter} to produce a control flow graph in the DOT language * which can be visualized with Graphviz. * * @author Peter Hofer */ public class GraphvizPrinterObserver implements CompilationObserver { private int n; public GraphvizPrinterObserver() { } public void compilationStarted(CompilationEvent event) { n = 0; } public void compilationFinished(CompilationEvent event) { } public void compilationEvent(CompilationEvent event) { if (event.getStartBlock() != null && !TTY.isSuppressed()) { Graph graph = event.getStartBlock().graph(); String name = event.getMethod().holder().name(); name = name.substring(1, name.length() - 1).replace('/', '.'); name = name + "." + event.getMethod().name(); try { FileOutputStream stream = new FileOutputStream(name + "_" + n + "_" + event.getLabel() + ".gv"); n++; GraphvizPrinter printer = new GraphvizPrinter(stream); printer.begin(name); printer.print(graph, true); printer.end(); stream.close(); } catch (IOException e) { e.printStackTrace(); } } } }