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#include "runtime/objectMonitor.hpp"
#include "logging/log.hpp"
#include "oops/access.inline.hpp"
#include "runtime/atomic.hpp"
+ #include "runtime/lockStack.inline.hpp"
#include "runtime/synchronizer.hpp"
- inline intptr_t ObjectMonitor::is_entered(JavaThread* current) const {
- void* owner = owner_raw();
- if (current == owner || current->is_lock_owned((address)owner)) {
- return 1;
+ inline bool ObjectMonitor::is_entered(JavaThread* current) const {
+ if (LockingMode == LM_LIGHTWEIGHT) {
+ if (is_owner_anonymous()) {
+ return current->lock_stack().contains(object());
+ } else {
+ return current == owner_raw();
+ }
+ } else {
+ void* owner = owner_raw();
+ if (current == owner || current->is_lock_owned((address)owner)) {
+ return true;
+ }
}
- return 0;
+ return false;
}
inline markWord ObjectMonitor::header() const {
return Atomic::load(&_header);
}
inline jint ObjectMonitor::waiters() const {
return _waiters;
}
+ inline bool ObjectMonitor::has_owner() const {
+ void* owner = owner_raw();
+ return owner != NULL && owner != DEFLATER_MARKER;
+ }
+
// Returns NULL if DEFLATER_MARKER is observed.
inline void* ObjectMonitor::owner() const {
void* owner = owner_raw();
return owner != DEFLATER_MARKER ? owner : NULL;
}
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