127 static const char* inflate_cause_name(const InflateCause cause);
128
129 // Returns the identity hash value for an oop
130 // NOTE: It may cause monitor inflation
131 static intptr_t identity_hash_value_for(Handle obj);
132 static intptr_t FastHashCode(Thread * Self, oop obj);
133
134 // java.lang.Thread support
135 static bool current_thread_holds_lock(JavaThread* thread, Handle h_obj);
136 static LockOwnership query_lock_ownership(JavaThread * self, Handle h_obj);
137
138 static JavaThread* get_lock_owner(Handle h_obj, bool doLock);
139
140 // JNI detach support
141 static void release_monitors_owned_by_thread(TRAPS);
142 static void monitors_iterate(MonitorClosure* m);
143
144 // GC: we current use aggressive monitor deflation policy
145 // Basically we deflate all monitors that are not busy.
146 // An adaptive profile-based deflation policy could be used if needed
147 static void deflate_idle_monitors();
148 static void deflate_idle_monitors_and_oops_do(Thread* thread, OopClosure* cl);
149 static void deflate_idle_monitors_all_threads();
150
151 // For a given monitor list: global or per-thread, deflate idle monitors
152 static int deflate_monitor_list(ObjectMonitor** listheadp,
153 ObjectMonitor** freeHeadp,
154 ObjectMonitor** freeTailp,
155 OopClosure* cl = NULL);
156 static bool deflate_monitor(ObjectMonitor* mid, oop obj,
157 ObjectMonitor** freeHeadp,
158 ObjectMonitor** freeTailp);
159 static void oops_do(OopClosure* f);
160 // Process oops in thread local used monitors
161 static void thread_local_used_oops_do(Thread* thread, OopClosure* f);
162
163 // Parallel GC support
164 static ParallelObjectSynchronizerIterator parallel_iterator();
165
166 // debugging
167 static void sanity_checks(const bool verbose,
|
127 static const char* inflate_cause_name(const InflateCause cause);
128
129 // Returns the identity hash value for an oop
130 // NOTE: It may cause monitor inflation
131 static intptr_t identity_hash_value_for(Handle obj);
132 static intptr_t FastHashCode(Thread * Self, oop obj);
133
134 // java.lang.Thread support
135 static bool current_thread_holds_lock(JavaThread* thread, Handle h_obj);
136 static LockOwnership query_lock_ownership(JavaThread * self, Handle h_obj);
137
138 static JavaThread* get_lock_owner(Handle h_obj, bool doLock);
139
140 // JNI detach support
141 static void release_monitors_owned_by_thread(TRAPS);
142 static void monitors_iterate(MonitorClosure* m);
143
144 // GC: we current use aggressive monitor deflation policy
145 // Basically we deflate all monitors that are not busy.
146 // An adaptive profile-based deflation policy could be used if needed
147 // When deflate_tl is true, also deflate thread-local monitors. Otherwise only
148 // deflate global monitors.
149 static void deflate_idle_monitors(bool deflate_thread_local_monitors);
150 static void deflate_idle_monitors_and_oops_do(Thread* thread, OopClosure* cl);
151 static void deflate_idle_monitors_all_threads();
152
153 // For a given monitor list: global or per-thread, deflate idle monitors
154 static int deflate_monitor_list(ObjectMonitor** listheadp,
155 ObjectMonitor** freeHeadp,
156 ObjectMonitor** freeTailp,
157 OopClosure* cl = NULL);
158 static bool deflate_monitor(ObjectMonitor* mid, oop obj,
159 ObjectMonitor** freeHeadp,
160 ObjectMonitor** freeTailp);
161 static void oops_do(OopClosure* f);
162 // Process oops in thread local used monitors
163 static void thread_local_used_oops_do(Thread* thread, OopClosure* f);
164
165 // Parallel GC support
166 static ParallelObjectSynchronizerIterator parallel_iterator();
167
168 // debugging
169 static void sanity_checks(const bool verbose,
|