pseudo_in_list
if (pseudo_in_list(target->needs, pseudo))
if (pseudo_in_list(target->needs, insn->target))
extern int pseudo_in_list(struct pseudo_list *list, pseudo_t pseudo);
if (!pseudo_in_list(*list, pseudo)) {
if (!pseudo_in_list(parent->defines, needs)) {
if (pseudo_in_list(child->needs, def))
if (trackable_pseudo(pseudo) && !pseudo_in_list(*live_list, pseudo)) {
if (pseudo_in_list(*list, src))