92   }

    92   }

    93   bool is_scanning_a_cld() { return _scanned_cld != NULL; }

    93   bool is_scanning_a_cld() { return _scanned_cld != NULL; }

    94   void do_cld_barrier();

    94   void do_cld_barrier();

    95 };

    95 };

    96 

    96 

    97 

    98 

    98 // Closure for scanning DefNewGeneration.

    99 // Closure for scanning DefNewGeneration.

    99 //

   100 //

   100 // This closure will perform barrier store calls for ALL

   101 // This closure will perform barrier store calls for ALL

   101 // pointers in scanned oops.

   102 // pointers in scanned oops.

   130   virtual void do_oop(narrowOop* p);

   131   virtual void do_oop(narrowOop* p);

   131   inline void do_oop_nv(oop* p);

   132   inline void do_oop_nv(oop* p);

   132   inline void do_oop_nv(narrowOop* p);

   133   inline void do_oop_nv(narrowOop* p);

   133 };

   134 };

   134 

   135 

   135 class CLDScanClosure: public CLDClosure {

   138 class CLDScanClosure: public CLDClosure {

   136   OopsInClassLoaderDataOrGenClosure*   _scavenge_closure;

   139   OopsInClassLoaderDataOrGenClosure*   _scavenge_closure;

   137   // true if the the modified oops state should be saved.

   140   // true if the the modified oops state should be saved.

   138   bool                                 _accumulate_modified_oops;

   141   bool                                 _accumulate_modified_oops;

   139  public:

   142  public:

   159   inline void do_oop_nv(narrowOop* p);

   162   inline void do_oop_nv(narrowOop* p);

   160   virtual bool do_metadata()          { return do_metadata_nv(); }

   163   virtual bool do_metadata()          { return do_metadata_nv(); }

   161   inline bool do_metadata_nv()        { assert(!_cl->do_metadata(), "assumption broken, must change to 'return _cl->do_metadata()'"); return false; }

   164   inline bool do_metadata_nv()        { assert(!_cl->do_metadata(), "assumption broken, must change to 'return _cl->do_metadata()'"); return false; }

   162 };

   165 };

   163 

   166 

   164 // Closure for scanning DefNewGeneration's weak references.

   169 // Closure for scanning DefNewGeneration's weak references.

   165 // NOTE: very much like ScanClosure but not derived from

   170 // NOTE: very much like ScanClosure but not derived from

   166 //  OopsInGenClosure -- weak references are processed all

   171 //  OopsInGenClosure -- weak references are processed all

   167 //  at once, with no notion of which generation they were in.

   172 //  at once, with no notion of which generation they were in.

   168 class ScanWeakRefClosure: public OopClosure {

   173 class ScanWeakRefClosure: public OopClosure {

   176   virtual void do_oop(narrowOop* p);

   181   virtual void do_oop(narrowOop* p);

   177   inline void do_oop_nv(oop* p);

   182   inline void do_oop_nv(oop* p);

   178   inline void do_oop_nv(narrowOop* p);

   183   inline void do_oop_nv(narrowOop* p);

   179 };

   184 };

   180 

   185 

   181 #endif // SHARE_VM_GC_SHARED_GENOOPCLOSURES_HPP

   188 #endif // SHARE_VM_GC_SHARED_GENOOPCLOSURES_HPP