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8032634: Add #ifdef PPC64 around OrderAccess operations on _thread_state

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Reviewed-by: dholmes, kvn
This commit is contained in:
Goetz Lindenmaier 2014-01-24 10:23:34 +01:00
parent 0f8774f389
commit 6eddc19daf
1 changed files with 10 additions and 5 deletions
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15
hotspot/src/share/vm/runtime/thread.hpp
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@ -1033,17 +1033,21 @@ class JavaThread: public Thread {
// Last frame anchor routines
JavaFrameAnchor* frame_anchor(void) { return &_anchor; }
JavaFrameAnchor* frame_anchor(void) { return &_anchor; }
// last_Java_sp
bool has_last_Java_frame() const { return _anchor.has_last_Java_frame(); }
intptr_t* last_Java_sp() const { return _anchor.last_Java_sp(); }
bool has_last_Java_frame() const { return _anchor.has_last_Java_frame(); }
intptr_t* last_Java_sp() const { return _anchor.last_Java_sp(); }
// last_Java_pc
address last_Java_pc(void) { return _anchor.last_Java_pc(); }
address last_Java_pc(void) { return _anchor.last_Java_pc(); }
// Safepoint support
#ifndef PPC64
JavaThreadState thread_state() const { return _thread_state; }
void set_thread_state(JavaThreadState s) { _thread_state = s; }
#else
// Use membars when accessing volatile _thread_state. See
// Threads::create_vm() for size checks.
JavaThreadState thread_state() const {
@ -1052,7 +1056,8 @@ class JavaThread: public Thread {
void set_thread_state(JavaThreadState s) {
OrderAccess::release_store((volatile jint*)&_thread_state, (jint)s);
}
ThreadSafepointState *safepoint_state() const { return _safepoint_state; }
#endif
ThreadSafepointState *safepoint_state() const { return _safepoint_state; }
void set_safepoint_state(ThreadSafepointState *state) { _safepoint_state = state; }
bool is_at_poll_safepoint() { return _safepoint_state->is_at_poll_safepoint(); }