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comparison src/share/vm/gc_implementation/g1/g1CollectedHeap.hpp @ 12316:190899198332

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7195622: CheckUnhandledOops has limited usefulness now Summary: Enable CHECK_UNHANDLED_OOPS in fastdebug builds across all supported platforms. Reviewed-by: coleenp, hseigel, dholmes, stefank, twisti, ihse, rdurbin Contributed-by: lois.foltan@oracle.com
author hseigel
date Thu, 26 Sep 2013 10:25:02 -0400
parents 40136aa2cdb1
children 798522662fcd
comparison
equal deleted inserted replaced
12315:c1fbf21c7397 12316:190899198332
701 bool in_cset_fast_test(oop obj) { 701 bool in_cset_fast_test(oop obj) {
702 assert(_in_cset_fast_test != NULL, "sanity"); 702 assert(_in_cset_fast_test != NULL, "sanity");
703 if (_g1_committed.contains((HeapWord*) obj)) { 703 if (_g1_committed.contains((HeapWord*) obj)) {
704 // no need to subtract the bottom of the heap from obj, 704 // no need to subtract the bottom of the heap from obj,
705 // _in_cset_fast_test is biased 705 // _in_cset_fast_test is biased
706 uintx index = (uintx) obj >> HeapRegion::LogOfHRGrainBytes; 706 uintx index = cast_from_oop<uintx>(obj) >> HeapRegion::LogOfHRGrainBytes;
707 bool ret = _in_cset_fast_test[index]; 707 bool ret = _in_cset_fast_test[index];
708 // let's make sure the result is consistent with what the slower 708 // let's make sure the result is consistent with what the slower
709 // test returns 709 // test returns
710 assert( ret || !obj_in_cs(obj), "sanity"); 710 assert( ret || !obj_in_cs(obj), "sanity");
711 assert(!ret || obj_in_cs(obj), "sanity"); 711 assert(!ret || obj_in_cs(obj), "sanity");