Lines Matching refs:_stack
455 Node_Stack _stack;
471 _stack.push(n, n->in(0) == NULL ? 1 : 0);
481 while (_stack.is_nonempty()) {
482 Node* n = _stack.node();
483 uint idx = _stack.index();
485 _stack.pop();
501 _stack.set_index(idx + 1);
519 _stack.push(n, n->in(0) == NULL ? 1 : 0);
526 while (_stack.is_nonempty()) {
527 Node* n = _stack.node();
528 uint idx = _stack.index();
530 _stack.pop();
541 _stack.set_index(idx + 1);
553 _visited(area), _invariant(area), _stack(area, 10 /* guess */),