1312   inline void set_polling_page_release(void* poll_value);
1313   inline void set_polling_page(void* poll_value);
1314   inline volatile void* get_polling_page();
1315 
1316  private:
1317   // Support for thread handshake operations
1318   HandshakeState _handshake;
1319  public:
1320   void set_handshake_operation(HandshakeOperation* op) {
1321     _handshake.set_operation(this, op);
1322   }
1323 
1324   bool has_handshake() const {
1325     return _handshake.has_operation();
1326   }
1327 
1328   void handshake_process_by_self() {
1329     _handshake.process_by_self(this);
1330   }
1331 
1332   bool handshake_process_by_vmthread() {
1333     return _handshake.process_by_vmthread(this);
1334   }
1335 
1336   // Suspend/resume support for JavaThread
1337  private:
1338   inline void set_ext_suspended();
1339   inline void clear_ext_suspended();
1340 
1341  public:
1342   void java_suspend(); // higher-level suspension logic called by the public APIs
1343   void java_resume();  // higher-level resume logic called by the public APIs
1344   int  java_suspend_self(); // low-level self-suspension mechanics
1345 
1346  private:
1347   // mid-level wrapper around java_suspend_self to set up correct state and
1348   // check for a pending safepoint at the end
1349   void java_suspend_self_with_safepoint_check();
1350 
1351  public:
1352   void check_and_wait_while_suspended() {
1353     assert(JavaThread::current() == this, "sanity check");

1312   inline void set_polling_page_release(void* poll_value);
1313   inline void set_polling_page(void* poll_value);
1314   inline volatile void* get_polling_page();
1315 
1316  private:
1317   // Support for thread handshake operations
1318   HandshakeState _handshake;
1319  public:
1320   void set_handshake_operation(HandshakeOperation* op) {
1321     _handshake.set_operation(this, op);
1322   }
1323 
1324   bool has_handshake() const {
1325     return _handshake.has_operation();
1326   }
1327 
1328   void handshake_process_by_self() {
1329     _handshake.process_by_self(this);
1330   }
1331 
1332   bool handshake_try_process_by_vmThread() {
1333     return _handshake.try_process_by_vmThread(this);
1334   }
1335 
1336   // Suspend/resume support for JavaThread
1337  private:
1338   inline void set_ext_suspended();
1339   inline void clear_ext_suspended();
1340 
1341  public:
1342   void java_suspend(); // higher-level suspension logic called by the public APIs
1343   void java_resume();  // higher-level resume logic called by the public APIs
1344   int  java_suspend_self(); // low-level self-suspension mechanics
1345 
1346  private:
1347   // mid-level wrapper around java_suspend_self to set up correct state and
1348   // check for a pending safepoint at the end
1349   void java_suspend_self_with_safepoint_check();
1350 
1351  public:
1352   void check_and_wait_while_suspended() {
1353     assert(JavaThread::current() == this, "sanity check");