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6479360: PrintClassHistogram improvements

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Jcmd <pid> GC.class_stats (UnlockDiagnosticVMOptions)

Reviewed-by: coleenp, hseigel, sla, acorn
This commit is contained in:
Ioi Lam 2013-01-25 15:06:18 -05:00 • committed by Karen Kinnear
parent 19303cc71d
commit 93b845e21b
23 changed files with 807 additions and 53 deletions
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47
hotspot/src/share/vm/oops/annotations.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012, 2013, 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
@ -24,6 +24,7 @@
#include "precompiled.hpp"
#include "classfile/classLoaderData.hpp"
#include "memory/heapInspection.hpp"
#include "memory/metadataFactory.hpp"
#include "memory/oopFactory.hpp"
#include "oops/annotations.hpp"
@ -114,6 +115,50 @@ void Annotations::print_value_on(outputStream* st) const {
st->print("Anotations(" INTPTR_FORMAT ")", this);
}
#if INCLUDE_SERVICES
// Size Statistics
julong Annotations::count_bytes(Array<AnnotationArray*>* p) {
julong bytes = 0;
if (p != NULL) {
for (int i = 0; i < p->length(); i++) {
bytes += KlassSizeStats::count_array(p->at(i));
}
bytes += KlassSizeStats::count_array(p);
}
return bytes;
}
void Annotations::collect_statistics(KlassSizeStats *sz) const {
sz->_annotations_bytes = sz->count(this);
sz->_class_annotations_bytes = sz->count(class_annotations());
sz->_fields_annotations_bytes = count_bytes(fields_annotations());
sz->_methods_annotations_bytes = count_bytes(methods_annotations());
sz->_methods_parameter_annotations_bytes =
count_bytes(methods_parameter_annotations());
sz->_methods_default_annotations_bytes =
count_bytes(methods_default_annotations());
const Annotations* type_anno = type_annotations();
if (type_anno != NULL) {
sz->_type_annotations_bytes = sz->count(type_anno);
sz->_type_annotations_bytes += sz->count(type_anno->class_annotations());
sz->_type_annotations_bytes += count_bytes(type_anno->fields_annotations());
sz->_type_annotations_bytes += count_bytes(type_anno->methods_annotations());
}
sz->_annotations_bytes +=
sz->_class_annotations_bytes +
sz->_fields_annotations_bytes +
sz->_methods_annotations_bytes +
sz->_methods_parameter_annotations_bytes +
sz->_methods_default_annotations_bytes +
sz->_type_annotations_bytes;
sz->_ro_bytes += sz->_annotations_bytes;
}
#endif // INCLUDE_SERVICES
#define BULLET " - "
#ifndef PRODUCT