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8213209: [REDO] Allow Klass::_subklass and _next_sibling to have unloaded classes

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Reviewed-by: coleenp, dlong
This commit is contained in:
Erik Österlund 2018-11-30 15:29:19 +01:00
parent ecd39c9ede
commit 50ffeaa507
13 changed files with 319 additions and 73 deletions
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8
src/hotspot/share/oops/instanceKlass.hpp
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@ -1095,9 +1095,9 @@ public:
nonstatic_oop_map_count());
}
Klass** adr_implementor() const {
Klass* volatile* adr_implementor() const {
if (is_interface()) {
return (Klass**)end_of_nonstatic_oop_maps();
return (Klass* volatile*)end_of_nonstatic_oop_maps();
} else {
return NULL;
}
@ -1105,7 +1105,7 @@ public:
InstanceKlass** adr_unsafe_anonymous_host() const {
if (is_unsafe_anonymous()) {
InstanceKlass** adr_impl = (InstanceKlass **)adr_implementor();
InstanceKlass** adr_impl = (InstanceKlass**)adr_implementor();
if (adr_impl != NULL) {
return adr_impl + 1;
} else {
@ -1123,7 +1123,7 @@ public:
return (address)(adr_host + 1);
}
Klass** adr_impl = adr_implementor();
Klass* volatile* adr_impl = adr_implementor();
if (adr_impl != NULL) {
return (address)(adr_impl + 1);
}