17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "jni.h"
  27 #include "classfile/symbolTable.hpp"
  28 #include "classfile/systemDictionary.hpp"
  29 #include "classfile/vmSymbols.hpp"
  30 #include "jfr/jni/jfrJavaSupport.hpp"
  31 #include "jfr/recorder/storage/jfrStorage.hpp"
  32 #include "jfr/support/jfrThreadId.hpp"
  33 #include "jfr/utilities/jfrTypes.hpp"
  34 #include "jfr/writers/jfrJavaEventWriter.hpp"
  35 #include "oops/instanceKlass.hpp"
  36 #include "oops/oop.inline.hpp"
  37 #include "runtime/fieldDescriptor.hpp"
  38 #include "runtime/handles.hpp"
  39 #include "runtime/jniHandles.inline.hpp"
  40 #include "runtime/thread.inline.hpp"
  41 
  42 static int start_pos_offset = invalid_offset;
  43 static int start_pos_address_offset = invalid_offset;
  44 static int current_pos_offset = invalid_offset;
  45 static int max_pos_offset = invalid_offset;
  46 static int max_event_size_offset = invalid_offset;
  47 static int notified_offset = invalid_offset;
  48 static int thread_id_offset = invalid_offset;
  49 static int valid_offset = invalid_offset;
  50 
  51 static bool find_field(InstanceKlass* ik,
  52                        Symbol* name_symbol,
  53                        Symbol* signature_symbol,
  54                        fieldDescriptor* fd,
  55                        bool is_static = false,
  56                        bool allow_super = false) {
  57   if (allow_super || is_static) {

  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "jni.h"
  27 #include "classfile/symbolTable.hpp"
  28 #include "classfile/systemDictionary.hpp"
  29 #include "classfile/vmSymbols.hpp"
  30 #include "jfr/jni/jfrJavaSupport.hpp"
  31 #include "jfr/recorder/storage/jfrStorage.hpp"
  32 #include "jfr/support/jfrThreadId.hpp"
  33 #include "jfr/utilities/jfrTypes.hpp"
  34 #include "jfr/writers/jfrJavaEventWriter.hpp"
  35 #include "oops/instanceKlass.hpp"
  36 #include "oops/oop.inline.hpp"
  37 #include "runtime/fieldDescriptor.inline.hpp"
  38 #include "runtime/handles.hpp"
  39 #include "runtime/jniHandles.inline.hpp"
  40 #include "runtime/thread.inline.hpp"
  41 
  42 static int start_pos_offset = invalid_offset;
  43 static int start_pos_address_offset = invalid_offset;
  44 static int current_pos_offset = invalid_offset;
  45 static int max_pos_offset = invalid_offset;
  46 static int max_event_size_offset = invalid_offset;
  47 static int notified_offset = invalid_offset;
  48 static int thread_id_offset = invalid_offset;
  49 static int valid_offset = invalid_offset;
  50 
  51 static bool find_field(InstanceKlass* ik,
  52                        Symbol* name_symbol,
  53                        Symbol* signature_symbol,
  54                        fieldDescriptor* fd,
  55                        bool is_static = false,
  56                        bool allow_super = false) {
  57   if (allow_super || is_static) {