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comparison src/share/vm/runtime/thread.hpp @ 14443:3205e78d8193

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8029396: PPC64 (part 212): Several memory ordering fixes in C-code. Summary: memory ordering fixes in GC and other runtime code showing on PPC64. Reviewed-by: kvn, coleenp
author goetz
date Mon, 02 Dec 2013 10:26:14 +0100
parents 2b8e28fdf503
children 6a6c94b49dab
comparison
equal deleted inserted replaced
14442:1174c8abbdb6 14443:3205e78d8193
1042 // last_Java_pc 1042 // last_Java_pc
1043 1043
1044 address last_Java_pc(void) { return _anchor.last_Java_pc(); } 1044 address last_Java_pc(void) { return _anchor.last_Java_pc(); }
1045 1045
1046 // Safepoint support 1046 // Safepoint support
1047 JavaThreadState thread_state() const { return _thread_state; } 1047 // Use membars when accessing volatile _thread_state. See
1048 void set_thread_state(JavaThreadState s) { _thread_state=s; } 1048 // Threads::create_vm() for size checks.
1049 JavaThreadState thread_state() const {
1050 return (JavaThreadState) OrderAccess::load_acquire((volatile jint*)&_thread_state);
1051 }
1052 void set_thread_state(JavaThreadState s) {
1053 OrderAccess::release_store((volatile jint*)&_thread_state, (jint)s);
1054 }
1049 ThreadSafepointState *safepoint_state() const { return _safepoint_state; } 1055 ThreadSafepointState *safepoint_state() const { return _safepoint_state; }
1050 void set_safepoint_state(ThreadSafepointState *state) { _safepoint_state = state; } 1056 void set_safepoint_state(ThreadSafepointState *state) { _safepoint_state = state; }
1051 bool is_at_poll_safepoint() { return _safepoint_state->is_at_poll_safepoint(); } 1057 bool is_at_poll_safepoint() { return _safepoint_state->is_at_poll_safepoint(); }
1052 1058
1053 // thread has called JavaThread::exit() or is terminated 1059 // thread has called JavaThread::exit() or is terminated