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7158552: The instanceKlsss::_host_klass is only needed for anonymous class for JSR 292 support

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Change the _host_klass to be conditionally created embedded instanceKlass field.

Reviewed-by: jrose, coleenp, dholmes
This commit is contained in:
Jiangli Zhou 2012-05-02 13:21:36 -04:00
parent ea89242447
commit 2fa131f8db
7 changed files with 132 additions and 49 deletions
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2
hotspot/src/share/vm/oops/instanceKlass.cpp
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@ -1862,7 +1862,7 @@ void instanceKlass::follow_weak_klass_links(
if (impl != NULL) {
if (!is_alive->do_object_b(impl)) {
// remove this guy
*start_of_implementor() = NULL;
*adr_implementor() = NULL;
}
}
} else {