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comparison src/share/vm/oops/markOop.hpp @ 48:d8b3ef7ee3e5

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6599425: 4/3 OopMapCache::lookup() can cause later crash or assert() failure Summary: Add should_not_be_cached() to markOop and methodOop and query that status inOopMapCache::lookup() Reviewed-by: coleenp, sspitsyn, jmasa
author dcubed
date Wed, 12 Mar 2008 18:07:46 -0700
parents a61af66fc99e
children ba764ed4b6f2
comparison
equal deleted inserted replaced
47:2c106685d6d0 48:d8b3ef7ee3e5
355 // Prepare address of oop for placement into mark 355 // Prepare address of oop for placement into mark
356 inline static markOop encode_pointer_as_mark(void* p) { return markOop(p)->set_marked(); } 356 inline static markOop encode_pointer_as_mark(void* p) { return markOop(p)->set_marked(); }
357 357
358 // Recover address of oop from encoded form used in mark 358 // Recover address of oop from encoded form used in mark
359 inline void* decode_pointer() { if (UseBiasedLocking && has_bias_pattern()) return NULL; return clear_lock_bits(); } 359 inline void* decode_pointer() { if (UseBiasedLocking && has_bias_pattern()) return NULL; return clear_lock_bits(); }
360
361 // see the definition in markOop.cpp for the gory details
362 bool should_not_be_cached() const;
360 }; 363 };