Lines Matching defs:_top
34 intptr_t *_top; // the word past the end of the stack
42 : _base(NULL), _top(NULL), _sp(NULL) {
57 _top = _base + (size >> LogBytesPerWord);
58 _sp = _top;
62 assert(_sp == _top, "stuff on stack at teardown");
65 _top = NULL;
73 assert(_top >= new_sp && new_sp >= _base, "bad stack pointer");
78 return _top - _base;
89 assert(_sp < _top, "stack underflow");
116 return byte_offset_of(ZeroStack, _top);