src/hotspot/share/runtime/vmOperations.hpp

@@ -125,11 +125,11 @@
   template(ThreadsSuspendJVMTI)                   \
   template(ICBufferFull)                          \
   template(ScavengeMonitors)                      \
   template(PrintMetadata)                         \
   template(GTestExecuteAtSafepoint)               \
-  template(VTBufferStats)                         \
+  template(ClassPrintLayout)                      \
 
 class VM_Operation: public CHeapObj<mtInternal> {
  public:
   enum Mode {
     _safepoint,       // blocking,        safepoint, vm_op C-heap allocated

@@ -503,10 +503,20 @@
   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;