src/hotspot/share/oops/instanceKlass.cpp

*** 78,87 ****
--- 78,94 ----
  #include "utilities/macros.hpp"
  #include "utilities/stringUtils.hpp"
  #ifdef COMPILER1
  #include "c1/c1_Compiler.hpp"
  #endif
+ #if INCLUDE_JFR
+ #include "utilities/ticks.hpp"
+ #include "jfr/jfr.hpp"
+ #include "jfr/jfrEvents.hpp"
+ Ticks InstanceKlass::_class_unload_time;
+ #endif
+ 
  
  #ifdef DTRACE_ENABLED
  
  
  #define HOTSPOT_CLASS_INITIALIZATION_required HOTSPOT_CLASS_INITIALIZATION_REQUIRED
*** 2421,2430 ****
--- 2428,2449 ----
      JvmtiExport::post_class_unload(ik);
    }
  
    // notify ClassLoadingService of class unload
    ClassLoadingService::notify_class_unloaded(ik);
+ 
+ #if INCLUDE_JFR
+   if (Jfr::is_enabled()) {
+     assert(ik != NULL, "invariant");
+     EventClassUnload event(UNTIMED);
+     event.set_endtime(class_unload_time());
+     event.set_unloadedClass(ik);
+     event.set_definingClassLoader(ik->class_loader_data());
+     event.commit();
+   }
+ #endif
+ 
  }
  
  void InstanceKlass::release_C_heap_structures(InstanceKlass* ik) {
    // Clean up C heap
    ik->release_C_heap_structures();