+ int op = get_ia32_irn_opcode(node);
+ return op == iro_ia32_Store || op == iro_ia32_xStore || op == iro_ia32_vfst || op == iro_ia32_fst || op == iro_ia32_fstp;
+}
+
+/**
+ * Checks if node is a Const or xConst/vfConst.
+ */
+int is_ia32_Cnst(const ir_node *node) {
+ int op = get_ia32_irn_opcode(node);
+ return op == iro_ia32_Const || op == iro_ia32_xConst || op == iro_ia32_vfConst;
+}
+
+/**
+ * Returns the name of the OUT register at position pos.
+ */
+const char *get_ia32_out_reg_name(const ir_node *node, int pos) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+
+ assert(pos < (int) attr->data.n_res && "Invalid OUT position.");
+ assert(attr->slots[pos] && "No register assigned");
+
+ return arch_register_get_name(attr->slots[pos]);
+}
+
+/**
+ * Returns the index of the OUT register at position pos within its register class.
+ */
+int get_ia32_out_regnr(const ir_node *node, int pos) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+
+ assert(pos < (int) attr->data.n_res && "Invalid OUT position.");
+ assert(attr->slots[pos] && "No register assigned");
+
+ return arch_register_get_index(attr->slots[pos]);
+}
+
+/**
+ * Returns the OUT register at position pos.
+ */
+const arch_register_t *get_ia32_out_reg(const ir_node *node, int pos) {
+ ia32_attr_t *attr = get_ia32_attr(node);
+
+ assert(pos < (int) attr->data.n_res && "Invalid OUT position.");
+ assert(attr->slots[pos] && "No register assigned");
+
+ return attr->slots[pos];
+}
+
+/**
+ * Initializes the nodes attributes.
+ */
+void init_ia32_attributes(ir_node *node, arch_irn_flags_t flags, const ia32_register_req_t **in_reqs,
+ const ia32_register_req_t **out_reqs, int n_res, unsigned latency)
+{
+ ia32_attr_t *attr = get_ia32_attr(node);
+ set_ia32_flags(node, flags);
+ set_ia32_in_req_all(node, in_reqs);
+ set_ia32_out_req_all(node, out_reqs);
+ set_ia32_latency(node, latency);
+
+ attr->out_flags = NEW_ARR_D(int, get_irg_obstack(get_irn_irg(node)), n_res);
+ memset(attr->out_flags, 0, n_res * sizeof(attr->out_flags[0]));
+
+ attr->data.n_res = n_res;
+ memset((void *)attr->slots, 0, n_res * sizeof(attr->slots[0]));