src/hotspot/share/runtime/vmOperations.hpp

*** 125,135 ****
    template(ThreadsSuspendJVMTI)                   \
    template(ICBufferFull)                          \
    template(ScavengeMonitors)                      \
    template(PrintMetadata)                         \
    template(GTestExecuteAtSafepoint)               \
!   template(VTBufferStats)                         \
  
  class VM_Operation: public CHeapObj<mtInternal> {
   public:
    enum Mode {
      _safepoint,       // blocking,        safepoint, vm_op C-heap allocated
--- 125,135 ----
    template(ThreadsSuspendJVMTI)                   \
    template(ICBufferFull)                          \
    template(ScavengeMonitors)                      \
    template(PrintMetadata)                         \
    template(GTestExecuteAtSafepoint)               \
!   template(ClassPrintLayout)                      \
  
  class VM_Operation: public CHeapObj<mtInternal> {
   public:
    enum Mode {
      _safepoint,       // blocking,        safepoint, vm_op C-heap allocated
*** 503,512 ****
--- 503,522 ----
    VMOp_Type type() const { return VMOp_PrintCompileQueue; }
    Mode evaluation_mode() const { return _safepoint; }
    void doit();
  };
  
+ class VM_PrintClassLayout: public VM_Operation {
+  private:
+   outputStream* _out;
+   char* _class_name;
+  public:
+   VM_PrintClassLayout(outputStream* st, char* class_name): _out(st), _class_name(class_name) {}
+   VMOp_Type type() const { return VMOp_PrintClassHierarchy; }
+   void doit();
+ };
+ 
  #if INCLUDE_SERVICES
  class VM_PrintClassHierarchy: public VM_Operation {
   private:
    outputStream* _out;
    bool _print_interfaces;