+#include "ia32_nodes_attr.h"
+
+/**
+ * Convenience macro to check if register <code>out<\code>
+ * and register <code>in<\code> are equal.
+ */
+#define REGS_ARE_EQUAL(out, in) \
+ ((arch_register_get_class(out) == arch_register_get_class(in)) && \
+ (arch_register_get_index(out) == arch_register_get_index(in)))
+
+/**
+ * Set compare function
+ */
+int ia32_cmp_irn_reg_assoc(const void *a, const void *b, size_t len);
+
+/**
+ * Assigns a register to a firm node.
+ */
+void ia32_set_firm_reg(ir_node *irn, const arch_register_t *reg, set *reg_set);
+
+/**
+ * Gets the register assigned to a firm node.
+ */
+const arch_register_t *ia32_get_firm_reg(const ir_node *irn, set *reg_set);
+
+/**
+ * Enters for each general purpose register the corresponding 16bit
+ * name into a pmap.
+ */
+void ia32_build_16bit_reg_map(pmap *reg_map);
+
+/**
+ * Enters for each general purpose register the corresponding 8bit
+ * name into a pmap.
+ */
+void ia32_build_8bit_reg_map(pmap *reg_map);
+
+/**
+ * Returns the corresponding mapped name for a register.
+ */
+const char *ia32_get_mapped_reg_name(pmap *reg_map, const arch_register_t *reg);
+
+/**
+ * Check all parameters and determine the maximum number of parameters
+ * to pass in gp regs resp. in fp regs.
+ *
+ * @param n The number of parameters
+ * @param modes The list of the parameter modes
+ * @param n_int Holds the number of int parameters to be passed in regs after the call
+ * @param n_float Holds the number of float parameters to be passed in regs after the call
+ * @return The number of the last parameter to be passed in register
+ */
+int ia32_get_n_regparam_class(int n, ir_mode **modes, int *n_int, int *n_float);