- * Pass information about a perm to the statistic module.
- *
- * @param class_name the name of the register class
- * @param n_regs number of registers in the register class
- * @param perm the perm node
- * @param block the block containing the perm
- * @param size the size of the perm
- * @param real_size number of pairs with different registers
- */
-void be_do_stat_perm(const char *class_name, int n_regs, ir_node *perm, ir_node *block, int n, int real_size);
-
-/**
- * Pass information about a cycle or chain in a perm to the statistic module.
- *
- * @param class_name the name of the register class
- * @param perm the perm node
- * @param block the block containing the perm
- * @param is_chain 1 if chain, 0 if cycle
- * @param size length of the cycle/chain
- * @param n_ops the number of ops representing this cycle/chain after lowering
+ * Gives a cost estimate for the program (based on execution frequencies)
+ * and backend op_estimated_cost