+}
+
+int i_mapper_log2(ir_node *call, void *ctx)
+{
+ /* log2(1.0) = 0.0 */
+ return i_mapper_one_to_zero(call, ctx, FS_OPT_RTS_LOG);
+}
+
+int i_mapper_log10(ir_node *call, void *ctx)
+{
+ /* log10(1.0) = 0.0 */
+ return i_mapper_one_to_zero(call, ctx, FS_OPT_RTS_LOG);
+}