- /**
- * Returns an inverse operation which yields the i-th argument
- * of the given node as result.
- *
- * @param irn The original operation
- * @param i Index of the argument we want the inverse operation to
- * yield
- * @param inverse struct to be filled with the resulting inverse op
- * @param obstack The obstack to use for allocation of the returned nodes
- * array
- * @return The inverse operation or NULL if operation invertible
- */
- arch_inverse_t *(*get_inverse)(const ir_node *irn, int i,
- arch_inverse_t *inverse,
- struct obstack *obstack);
-