+ reg_out_info_t *out = get_out_info(node);
+ out->reg = reg;
+}
+
+arch_irn_class_t arch_irn_classify(const ir_node *node)
+{
+ const arch_irn_ops_t *ops = get_irn_ops(node);
+ return ops->classify(node);
+}
+
+arch_irn_flags_t arch_irn_get_flags(const ir_node *node)
+{
+ backend_info_t *info = be_get_info(node);
+ return info->flags;
+}
+
+void arch_irn_set_flags(ir_node *node, arch_irn_flags_t flags)
+{
+ backend_info_t *info = be_get_info(node);
+ info->flags = flags;
+}
+
+void arch_irn_add_flags(ir_node *node, arch_irn_flags_t flags)
+{
+ backend_info_t *info = be_get_info(node);
+ info->flags |= flags;
+}
+
+void arch_dump_register_req(FILE *F, const arch_register_req_t *req,
+ const ir_node *node)
+{
+ if (req == NULL || req->type == arch_register_req_type_none) {
+ fprintf(F, "n/a");
+ return;
+ }
+
+ fprintf(F, "%s", req->cls->name);
+
+ if (arch_register_req_is(req, limited)) {
+ unsigned n_regs = req->cls->n_regs;
+ unsigned i;
+
+ fprintf(F, " limited to");
+ for (i = 0; i < n_regs; ++i) {
+ if (rbitset_is_set(req->limited, i)) {
+ const arch_register_t *reg = &req->cls->regs[i];
+ fprintf(F, " %s", reg->name);
+ }
+ }
+ }
+
+ if (arch_register_req_is(req, should_be_same)) {
+ const unsigned other = req->other_same;
+ int i;
+
+ fprintf(F, " same as");
+ for (i = 0; 1U << i <= other; ++i) {
+ if (other & (1U << i)) {
+ ir_fprintf(F, " %+F", get_irn_n(skip_Proj_const(node), i));
+ }
+ }
+ }