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8037970: make PrintMethodData a diagnostic options

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Make PrintMethodData a diagnostic options for performance investigation

Reviewed-by: kvn, iveresov
This commit is contained in:
Roland Westrelin 2014-03-31 10:35:06 +02:00
parent fa3b0a8f47
commit b21d142f01
10 changed files with 83 additions and 142 deletions
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14
hotspot/src/share/vm/classfile/classLoaderData.cpp
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@ -135,6 +135,14 @@ void ClassLoaderData::classes_do(void f(Klass * const)) {
}
}
void ClassLoaderData::methods_do(void f(Method*)) {
for (Klass* k = _klasses; k != NULL; k = k->next_link()) {
if (k->oop_is_instance()) {
InstanceKlass::cast(k)->methods_do(f);
}
}
}
void ClassLoaderData::loaded_classes_do(KlassClosure* klass_closure) {
// Lock to avoid classes being modified/added/removed during iteration
MutexLockerEx ml(metaspace_lock(), Mutex::_no_safepoint_check_flag);
@ -624,6 +632,12 @@ void ClassLoaderDataGraph::classes_do(void f(Klass* const)) {
}
}
void ClassLoaderDataGraph::methods_do(void f(Method*)) {
for (ClassLoaderData* cld = _head; cld != NULL; cld = cld->next()) {
cld->methods_do(f);
}
}
void ClassLoaderDataGraph::loaded_classes_do(KlassClosure* klass_closure) {
for (ClassLoaderData* cld = _head; cld != NULL; cld = cld->next()) {
cld->loaded_classes_do(klass_closure);