void inc_sp(int i) { set_sp(sp() + i); }
// Push an exception in the canonical position for handlers (stack(0)). void push_ex_oop(Node* ex_oop) { ensure_stack(1); // ensure room to push the exception set_stack(0, ex_oop); set_sp(1); clean_stack(1); }
void dec_sp(int i) { set_sp(sp() - i); }