--- /dev/null
+/* LibTomMath, multiple-precision integer library -- Tom St Denis */
+/* SPDX-License-Identifier: Unlicense */
+/*
+ Current values evaluated on an AMD A8-6600K (64-bit).
+ Type "make tune" to optimize them for your machine but
+ be aware that it may take a long time. It took 2:30 minutes
+ on the aforementioned machine for example.
+ */
+
+#define MP_DEFAULT_KARATSUBA_MUL_CUTOFF 80
+#define MP_DEFAULT_KARATSUBA_SQR_CUTOFF 120
+#define MP_DEFAULT_TOOM_MUL_CUTOFF 350
+#define MP_DEFAULT_TOOM_SQR_CUTOFF 400