Mercurial > hg > graal-compiler
diff graal/com.oracle.truffle.api/src/com/oracle/truffle/api/impl/DefaultDebugManager.java @ 13732:fbf448929260
Ruby: remove some prototyping code no longer needed
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
---|---|
date | Sat, 18 Jan 2014 22:12:42 -0800 |
parents | |
children | 4d47e9c0df23 |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/impl/DefaultDebugManager.java Sat Jan 18 22:12:42 2014 -0800 @@ -0,0 +1,106 @@ +/* + * Copyright (c) 2013, 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. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * 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.truffle.api.impl; + +import java.util.*; + +import com.oracle.truffle.api.*; +import com.oracle.truffle.api.frame.*; +import com.oracle.truffle.api.nodes.*; +import com.oracle.truffle.api.nodes.instrument.InstrumentationProbeNode.ProbeChain; +import com.oracle.truffle.api.source.*; + +public final class DefaultDebugManager implements DebugManager { + + private final Set<Source> loadedSources = new HashSet<>(); + + private Source beingLoaded = null; + + /** + * Map: SourceSection ==> probe chain associated with that source section in an AST. + */ + private final Map<SourceSection, ProbeChain> srcToProbeChain = new HashMap<>(); + + /** + * Map: Source lines ==> probe chains associated with source sections starting on the line. + */ + private final Map<SourceLineLocation, Set<ProbeChain>> lineToProbeChains = new HashMap<>(); + + private final ExecutionContext context; + + public DefaultDebugManager(ExecutionContext context) { + this.context = context; + } + + /** + * Gets the {@linkplain ProbeChain probe} associated with a particular {@link SourceSection + * source location}, creating a new one if needed. There should only be one probe associated + * with each {@linkplain SourceSection source location}. + */ + public ProbeChain getProbeChain(SourceSection sourceSection) { + assert sourceSection != null; + assert sourceSection.getSource().equals(beingLoaded); + + ProbeChain probeChain = srcToProbeChain.get(sourceSection); + + if (probeChain != null) { + return probeChain; + } + probeChain = new ProbeChain(context, sourceSection, null); + + // Register new ProbeChain by unique SourceSection + srcToProbeChain.put(sourceSection, probeChain); + + // Register new ProbeChain by source line, there may be more than one + // Create line location for map key + final SourceLineLocation lineLocation = new SourceLineLocation(sourceSection.getSource(), sourceSection.getStartLine()); + + Set<ProbeChain> probeChains = lineToProbeChains.get(lineLocation); + if (probeChains == null) { + probeChains = new HashSet<>(); + lineToProbeChains.put(lineLocation, probeChains); + } + probeChains.add(probeChain); + + return probeChain; + } + + @Override + public void notifyStartLoading(Source source) { + assert beingLoaded == null; + beingLoaded = source; + } + + @Override + public void notifyFinishedLoading(Source source) { + assert source == beingLoaded; + loadedSources.add(source); + beingLoaded = null; + } + + public void haltedAt(Node astNode, MaterializedFrame frame) { + } + +}