Lines Matching defs:_end
44 HeapWord* _end; // last allocatable address + 1
45 HeapWord* _hard_end; // _end + AlignmentReserve
78 if (pointer_delta(_end, _top) >= word_sz) {
107 assert(_end >= _top, "Negative buffer");
108 return pointer_delta(_end, _top, HeapWordSize);
120 _end = _hard_end - AlignmentReserve;
121 assert(_end >= _top, "Negative buffer");
152 _end = _hard_end;
153 _wasted += pointer_delta(_end, _top); // unused space
154 _top = _end; // force future allocations to fail
155 _bottom = _end; // force future contains() queries to return false