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diff src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.hpp @ 989:148e5441d916

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6863023: need non-perm oops in code cache for JSR 292 Summary: Make a special root-list for those few nmethods which might contain non-perm oops. Reviewed-by: twisti, kvn, never, jmasa, ysr
author jrose
date Tue, 15 Sep 2009 21:53:47 -0700
parents 0fbdb4381b99
children 54b3b351d6f9
line wrap: on
line diff
--- a/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.hpp	Tue Sep 15 11:09:34 2009 -0700
+++ b/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.hpp	Tue Sep 15 21:53:47 2009 -0700
@@ -799,8 +799,7 @@
     FollowRootClosure(ParCompactionManager* cm) : _compaction_manager(cm) { }
     virtual void do_oop(oop* p);
     virtual void do_oop(narrowOop* p);
-    virtual const bool do_nmethods() const { return true; }
-  };
+ };
 
   class FollowStackClosure: public VoidClosure {
    private:
@@ -817,6 +816,8 @@
     AdjustPointerClosure(bool is_root) : _is_root(is_root) { }
     virtual void do_oop(oop* p);
     virtual void do_oop(narrowOop* p);
+    // do not walk from thread stacks to the code cache on this phase
+    virtual void do_code_blob(CodeBlob* cb) const { }
   };
 
   // Closure for verifying update of pointers.  Does not
@@ -1062,7 +1063,6 @@
     MarkAndPushClosure(ParCompactionManager* cm) : _compaction_manager(cm) { }
     virtual void do_oop(oop* p);
     virtual void do_oop(narrowOop* p);
-    virtual const bool do_nmethods() const { return true; }
   };
 
   PSParallelCompact();