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8075955: Replace the macro based implementation of oop_oop_iterate with a template based solution

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Reviewed-by: brutisso, coleenp, kbarrett, sjohanss
This commit is contained in:
Stefan Karlsson 2015-04-02 10:04:27 +02:00
parent c0af548c2b
commit 232a59cb40
48 changed files with 2281 additions and 1867 deletions
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111
hotspot/src/share/vm/oops/instanceClassLoaderKlass.inline.hpp Normal file
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/*
/*
* Copyright (c) 2015, 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.
*
*/
#ifndef SHARE_VM_OOPS_INSTANCECLASSLOADERKLASS_INLINE_HPP
#define SHARE_VM_OOPS_INSTANCECLASSLOADERKLASS_INLINE_HPP
#include "classfile/javaClasses.hpp"
#include "oops/instanceClassLoaderKlass.hpp"
#include "oops/instanceKlass.inline.hpp"
#include "oops/oop.inline.hpp"
#include "utilities/debug.hpp"
#include "utilities/globalDefinitions.hpp"
#include "utilities/macros.hpp"
template <bool nv, class OopClosureType>
inline int InstanceClassLoaderKlass::oop_oop_iterate(oop obj, OopClosureType* closure) {
int size = InstanceKlass::oop_oop_iterate<nv>(obj, closure);
if (Devirtualizer<nv>::do_metadata(closure)) {
ClassLoaderData* cld = java_lang_ClassLoader::loader_data(obj);
// cld can be null if we have a non-registered class loader.
if (cld != NULL) {
closure->do_class_loader_data(cld);
}
}
return size;
}
#if INCLUDE_ALL_GCS
template <bool nv, class OopClosureType>
inline int InstanceClassLoaderKlass::oop_oop_iterate_reverse(oop obj, OopClosureType* closure) {
int size = InstanceKlass::oop_oop_iterate_reverse<nv>(obj, closure);
assert(!Devirtualizer<nv>::do_metadata(closure),
"Code to handle metadata is not implemented");
return size;
}
#endif // INCLUDE_ALL_GCS
template <bool nv, class OopClosureType>
inline int InstanceClassLoaderKlass::oop_oop_iterate_bounded(oop obj, OopClosureType* closure, MemRegion mr) {
int size = InstanceKlass::oop_oop_iterate_bounded<nv>(obj, closure, mr);
if (Devirtualizer<nv>::do_metadata(closure)) {
if (mr.contains(obj)) {
ClassLoaderData* cld = java_lang_ClassLoader::loader_data(obj);
// cld can be null if we have a non-registered class loader.
if (cld != NULL) {
closure->do_class_loader_data(cld);
}
}
}
return size;
}
#define InstanceClassLoaderKlass_OOP_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \
\
int InstanceClassLoaderKlass::oop_oop_iterate##nv_suffix(oop obj, OopClosureType* closure) { \
return oop_oop_iterate<nvs_to_bool(nv_suffix)>(obj, closure); \
}
#if INCLUDE_ALL_GCS
#define InstanceClassLoaderKlass_OOP_OOP_ITERATE_BACKWARDS_DEFN(OopClosureType, nv_suffix) \
\
int InstanceClassLoaderKlass::oop_oop_iterate_backwards##nv_suffix(oop obj, OopClosureType* closure) { \
return oop_oop_iterate_reverse<nvs_to_bool(nv_suffix)>(obj, closure); \
}
#else
#define InstanceClassLoaderKlass_OOP_OOP_ITERATE_BACKWARDS_DEFN(OopClosureType, nv_suffix)
#endif
#define InstanceClassLoaderKlass_OOP_OOP_ITERATE_DEFN_m(OopClosureType, nv_suffix) \
\
int InstanceClassLoaderKlass::oop_oop_iterate##nv_suffix##_m(oop obj, OopClosureType* closure, MemRegion mr) { \
return oop_oop_iterate_bounded<nvs_to_bool(nv_suffix)>(obj, closure, mr); \
}
#define ALL_INSTANCE_CLASS_LOADER_KLASS_OOP_OOP_ITERATE_DEFN(OopClosureType, nv_suffix) \
InstanceClassLoaderKlass_OOP_OOP_ITERATE_DEFN( OopClosureType, nv_suffix) \
InstanceClassLoaderKlass_OOP_OOP_ITERATE_DEFN_m( OopClosureType, nv_suffix) \
InstanceClassLoaderKlass_OOP_OOP_ITERATE_BACKWARDS_DEFN(OopClosureType, nv_suffix)
#endif // SHARE_VM_OOPS_INSTANCECLASSLOADERKLASS_INLINE_HPP