const arch_register_class_t *cls,
struct obstack *obst)
{
ie->cls = cls;
ie->obst = obst;
ie->ignore_colors = bitset_obstack_alloc(obst, cls->n_regs);
const arch_register_class_t *cls,
struct obstack *obst)
{
ie->cls = cls;
ie->obst = obst;
ie->ignore_colors = bitset_obstack_alloc(obst, cls->n_regs);