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8186777: Make Klass::_java_mirror an OopHandle

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Add indirection for fetching mirror so that GC doesn't have to follow CLD::_klasses

Co-authored-by: Rickard Backman <rickard.backman@oracle.com>
Reviewed-by: hseigel, thartmann, eosterlund, stefank
This commit is contained in:
Coleen Phillimore 2017-10-03 16:42:04 -04:00
parent e31bc5637a
commit 73a801bc43
61 changed files with 383 additions and 477 deletions
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2
src/hotspot/share/runtime/vmStructs.cpp
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@ -277,7 +277,7 @@ typedef RehashableHashtable<Symbol*, mtSymbol> RehashableSymbolHashtable;
nonstatic_field(Klass, _secondary_super_cache, Klass*) \
nonstatic_field(Klass, _secondary_supers, Array<Klass*>*) \
nonstatic_field(Klass, _primary_supers[0], Klass*) \
nonstatic_field(Klass, _java_mirror, oop) \
nonstatic_field(Klass, _java_mirror, OopHandle) \
nonstatic_field(Klass, _modifier_flags, jint) \
nonstatic_field(Klass, _super, Klass*) \
nonstatic_field(Klass, _subklass, Klass*) \