/*
* Copyright (c) 2013-2016 Chris Newland.
* Licensed under https://github.com/AdoptOpenJDK/jitwatch/blob/master/LICENSE-BSD
* Instructions: https://github.com/AdoptOpenJDK/jitwatch/wiki
*/
package org.adoptopenjdk.jitwatch.histo;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.ATTR_BYTES;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.ATTR_HOLDER;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.ATTR_NAME;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.C_SLASH;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.S_PARSE_HIR;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_BC;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_BRANCH;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_INLINE_FAIL;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_INLINE_SUCCESS;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_KLASS;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_METHOD;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_PARSE;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_PARSE_DONE;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_PHASE;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_TYPE;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_UNCOMMON_TRAP;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_CALL;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_DEPENDENCY;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_DIRECT_CALL;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_PREDICTED_CALL;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_OBSERVE;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_VIRTUAL_CALL;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_INTRINSIC;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_CAST_UP;
import static org.adoptopenjdk.jitwatch.core.JITWatchConstants.TAG_ASSERT_NULL;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.adoptopenjdk.jitwatch.compilation.CompilationUtil;
import org.adoptopenjdk.jitwatch.model.Compilation;
import org.adoptopenjdk.jitwatch.model.IMetaMember;
import org.adoptopenjdk.jitwatch.model.IParseDictionary;
import org.adoptopenjdk.jitwatch.model.IReadOnlyJITDataModel;
import org.adoptopenjdk.jitwatch.model.LogParseException;
import org.adoptopenjdk.jitwatch.model.Tag;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class InlineSizeHistoVisitable extends AbstractHistoVisitable
{
private static final Logger logger = LoggerFactory.getLogger(InlineSizeHistoVisitable.class);
private Set<String> inlinedCounted = new HashSet<>();
public InlineSizeHistoVisitable(IReadOnlyJITDataModel model, long resolution)
{
super(model, resolution);
ignoreTags.add(TAG_CALL);
ignoreTags.add(TAG_DEPENDENCY);
ignoreTags.add(TAG_BC);
ignoreTags.add(TAG_KLASS);
ignoreTags.add(TAG_PARSE_DONE);
ignoreTags.add(TAG_UNCOMMON_TRAP);
ignoreTags.add(TAG_TYPE);
ignoreTags.add(TAG_BRANCH);
ignoreTags.add(TAG_DIRECT_CALL);
ignoreTags.add(TAG_PREDICTED_CALL);
ignoreTags.add(TAG_OBSERVE);
ignoreTags.add(TAG_VIRTUAL_CALL);
ignoreTags.add(TAG_INTRINSIC);
ignoreTags.add(TAG_CAST_UP);
ignoreTags.add(TAG_ASSERT_NULL);
}
@Override
public void reset()
{
inlinedCounted.clear();
}
@Override
public void visit(IMetaMember metaMember)
{
if (metaMember != null && metaMember.isCompiled())
{
try
{
for (Compilation compilation : metaMember.getCompilations())
{
CompilationUtil.visitParseTagsOfCompilation(compilation, this);
}
}
catch (LogParseException e)
{
logger.error("Could not build histo for {}", metaMember.getMemberName(), e);
}
}
}
private void processParseTag(Tag parseTag, IParseDictionary parseDictionary)
{
String currentMethod = null;
String holder = null;
String attrInlineBytes = null;
for (Tag child : parseTag.getChildren())
{
String tagName = child.getName();
Map<String, String> attrs = child.getAttributes();
switch (tagName)
{
case TAG_METHOD:
{
currentMethod = attrs.get(ATTR_NAME);
holder = attrs.get(ATTR_HOLDER);
attrInlineBytes = attrs.get(ATTR_BYTES);
break;
}
case TAG_INLINE_FAIL:
{
// clear method to prevent incorrect pickup by next inline
// success
currentMethod = null;
holder = null;
attrInlineBytes = null;
break;
}
case TAG_INLINE_SUCCESS:
{
if (holder != null && currentMethod != null && attrInlineBytes != null)
{
Tag klassTag = parseDictionary.getKlass(holder);
if (klassTag != null)
{
String fqName = klassTag.getAttributes().get(ATTR_NAME) + C_SLASH + currentMethod;
if (!inlinedCounted.contains(fqName))
{
long inlinedByteCount = Long.parseLong(attrInlineBytes);
histo.addValue(inlinedByteCount);
inlinedCounted.add(fqName);
}
}
}
break;
}
case TAG_PARSE:
{
processParseTag(child, parseDictionary);
break;
}
case TAG_PHASE:
{
String phaseName = attrs.get(ATTR_NAME);
if (S_PARSE_HIR.equals(phaseName))
{
processParseTag(child, parseDictionary);
}
else
{
logger.warn("Don't know how to handle phase {}", phaseName);
}
break;
}
default:
handleOther(child);
break;
}
}
}
@Override
public void visitTag(Tag parseTag, IParseDictionary parseDictionary) throws LogParseException
{
processParseTag(parseTag, parseDictionary);
}
}