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src/hotspot/share/oops/markWord.hpp
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rev 56046 : v2.00 -> v2.05 (CR5/v2.05/8-for-jdk13) patches combined into one; merge with 8229212.patch; merge with jdk-14+11; merge with 8230184.patch.
@@ -232,10 +232,14 @@
return (mask_bits(value(), lock_mask_in_place) != unlocked_value);
}
bool is_unlocked() const {
return (mask_bits(value(), biased_lock_mask_in_place) == unlocked_value);
}
+ // ObjectMonitor::install_displaced_markword_in_object() uses
+ // is_marked() on ObjectMonitor::_header as part of the restoration
+ // protocol for an object's header. In this usage, the mark bits are
+ // only ever set (and cleared) on the ObjectMonitor::_header field.
bool is_marked() const {
return (mask_bits(value(), lock_mask_in_place) == marked_value);
}
bool is_neutral() const { return (mask_bits(value(), biased_lock_mask_in_place) == unlocked_value); }
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