* @param irn The node.
* @return The first matching signature or -1, if no signature matches.
*/
-int rflct_get_signature(ir_node *irn);
+int rflct_get_signature(const ir_node *irn);
/**
* Get the number of in arguments.
*/
int rflct_get_out_args_count(opcode opc, int sig);
+#define rflct_get_args_count(opc, sig, use) \
+ ((use) ? rflct_get_in_args_count(opc, sig) : rflct_get_out_args_count(opc, sig))
+
/**
* Get the array of use args.
* The array is terminated with an entry for which
*/
const rflct_arg_t *rflct_get_out_args(opcode opc, int sig);
+#define rflct_get_args(opc, sig, use) \
+ ((use) ? rflct_get_in_args(opc, sig) : rflct_get_out_args(opc, sig))
+
/**
* Make a string representation of a signature of an opcode.
* @param buf The buffer to put the string to.