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6863023: need non-perm oops in code cache for JSR 292

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Make a special root-list for those few nmethods which might contain non-perm oops.

Reviewed-by: twisti, kvn, never, jmasa, ysr
This commit is contained in:
John R Rose 2009-09-15 21:53:47 -07:00
parent 1cf5b7ae11
commit e261aecad8
74 changed files with 979 additions and 279 deletions
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3
hotspot/src/share/vm/gc_implementation/shared/markSweep.hpp
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@ -57,14 +57,12 @@ class MarkSweep : AllStatic {
public:
virtual void do_oop(oop* p);
virtual void do_oop(narrowOop* p);
virtual const bool do_nmethods() const { return true; }
};
class MarkAndPushClosure: public OopClosure {
public:
virtual void do_oop(oop* p);
virtual void do_oop(narrowOop* p);
virtual const bool do_nmethods() const { return true; }
};
class FollowStackClosure: public VoidClosure {
@ -163,6 +161,7 @@ class MarkSweep : AllStatic {
public:
// Public closures
static FollowRootClosure follow_root_closure;
static CodeBlobToOopClosure follow_code_root_closure; // => follow_root_closure
static MarkAndPushClosure mark_and_push_closure;
static FollowStackClosure follow_stack_closure;
static AdjustPointerClosure adjust_root_pointer_closure;