int i, nregclasses;
(void) data;
- nregclasses = arch_env_get_n_reg_class(arch_env);
+ nregclasses = arch_env->n_register_classes;
for (i = 0; i < nregclasses; ++i) {
ir_node *node;
int idx, i2, n_regs;
- regclass = arch_env_get_reg_class(arch_env, i);
+ regclass = &arch_env->register_classes[i];
assert(lv->nodes && "live sets must be computed");