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comparison src/share/vm/memory/universe.cpp @ 12258:69f26e8e09f9

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8024760: add more types, fields and constants to VMStructs Reviewed-by: kvn, coleenp
author twisti
date Fri, 13 Sep 2013 16:55:44 -0700
parents 4c84d351cca9
children da051ce490eb
comparison
equal deleted inserted replaced
12257:01b268b3080a 12258:69f26e8e09f9
600 java_lang_Throwable::fill_in_stack_trace_of_preallocated_backtrace(exc); 600 java_lang_Throwable::fill_in_stack_trace_of_preallocated_backtrace(exc);
601 return exc; 601 return exc;
602 } 602 }
603 } 603 }
604 604
605 static intptr_t non_oop_bits = 0; 605 intptr_t Universe::_non_oop_bits = 0;
606 606
607 void* Universe::non_oop_word() { 607 void* Universe::non_oop_word() {
608 // Neither the high bits nor the low bits of this value is allowed 608 // Neither the high bits nor the low bits of this value is allowed
609 // to look like (respectively) the high or low bits of a real oop. 609 // to look like (respectively) the high or low bits of a real oop.
610 // 610 //
614 // word will never look like that of a real oop. 614 // word will never look like that of a real oop.
615 // 615 //
616 // Using the OS-supplied non-memory-address word (usually 0 or -1) 616 // Using the OS-supplied non-memory-address word (usually 0 or -1)
617 // will take care of the high bits, however many there are. 617 // will take care of the high bits, however many there are.
618 618
619 if (non_oop_bits == 0) { 619 if (_non_oop_bits == 0) {
620 non_oop_bits = (intptr_t)os::non_memory_address_word() | 1; 620 _non_oop_bits = (intptr_t)os::non_memory_address_word() | 1;
621 } 621 }
622 622
623 return (void*)non_oop_bits; 623 return (void*)_non_oop_bits;
624 } 624 }
625 625
626 jint universe_init() { 626 jint universe_init() {
627 assert(!Universe::_fully_initialized, "called after initialize_vtables"); 627 assert(!Universe::_fully_initialized, "called after initialize_vtables");
628 guarantee(1 << LogHeapWordSize == sizeof(HeapWord), 628 guarantee(1 << LogHeapWordSize == sizeof(HeapWord),