43 // shared functionality such as exception forwarding (C++ to
  44 // Java exceptions), locking/unlocking mechanisms, statistical
  45 // information, etc.
  46 
  47 class SharedRuntime: AllStatic {
  48   friend class VMStructs;
  49 
  50  private:
  51   static methodHandle resolve_sub_helper(JavaThread *thread,
  52                                          bool is_virtual,
  53                                          bool is_optimized, TRAPS);
  54 
  55   // Shared stub locations
  56 
  57   static RuntimeStub*        _wrong_method_blob;
  58   static RuntimeStub*        _wrong_method_abstract_blob;
  59   static RuntimeStub*        _ic_miss_blob;
  60   static RuntimeStub*        _resolve_opt_virtual_call_blob;
  61   static RuntimeStub*        _resolve_virtual_call_blob;
  62   static RuntimeStub*        _resolve_static_call_blob;

  63 
  64   static DeoptimizationBlob* _deopt_blob;
  65 
  66   static SafepointBlob*      _polling_page_vectors_safepoint_handler_blob;
  67   static SafepointBlob*      _polling_page_safepoint_handler_blob;
  68   static SafepointBlob*      _polling_page_return_handler_blob;
  69 
  70 #ifdef COMPILER2
  71   static UncommonTrapBlob*   _uncommon_trap_blob;
  72 #endif // COMPILER2
  73 
  74 #ifndef PRODUCT
  75   // Counters
  76   static int     _nof_megamorphic_calls;         // total # of megamorphic calls (through vtable)
  77 #endif // !PRODUCT
  78 
  79  private:
  80   enum { POLL_AT_RETURN,  POLL_AT_LOOP, POLL_AT_VECTOR_LOOP };
  81   static SafepointBlob* generate_handler_blob(address call_ptr, int poll_type);
  82   static RuntimeStub*   generate_resolve_blob(address destination, const char* name);

  43 // shared functionality such as exception forwarding (C++ to
  44 // Java exceptions), locking/unlocking mechanisms, statistical
  45 // information, etc.
  46 
  47 class SharedRuntime: AllStatic {
  48   friend class VMStructs;
  49 
  50  private:
  51   static methodHandle resolve_sub_helper(JavaThread *thread,
  52                                          bool is_virtual,
  53                                          bool is_optimized, TRAPS);
  54 
  55   // Shared stub locations
  56 
  57   static RuntimeStub*        _wrong_method_blob;
  58   static RuntimeStub*        _wrong_method_abstract_blob;
  59   static RuntimeStub*        _ic_miss_blob;
  60   static RuntimeStub*        _resolve_opt_virtual_call_blob;
  61   static RuntimeStub*        _resolve_virtual_call_blob;
  62   static RuntimeStub*        _resolve_static_call_blob;
  63   static address             _resolve_static_call_entry;
  64 
  65   static DeoptimizationBlob* _deopt_blob;
  66 
  67   static SafepointBlob*      _polling_page_vectors_safepoint_handler_blob;
  68   static SafepointBlob*      _polling_page_safepoint_handler_blob;
  69   static SafepointBlob*      _polling_page_return_handler_blob;
  70 
  71 #ifdef COMPILER2
  72   static UncommonTrapBlob*   _uncommon_trap_blob;
  73 #endif // COMPILER2
  74 
  75 #ifndef PRODUCT
  76   // Counters
  77   static int     _nof_megamorphic_calls;         // total # of megamorphic calls (through vtable)
  78 #endif // !PRODUCT
  79 
  80  private:
  81   enum { POLL_AT_RETURN,  POLL_AT_LOOP, POLL_AT_VECTOR_LOOP };
  82   static SafepointBlob* generate_handler_blob(address call_ptr, int poll_type);
  83   static RuntimeStub*   generate_resolve_blob(address destination, const char* name);