64-bit version of TinyMT[1] as used by MoarVM[2] Original code published by Mutsuo Saito, (saito@math.sci.hiroshima-u.ac.jp) Hiroshima University Makoto Matsumoto, The University of Tokyo under the 3-clause BSD license. [1] http://www.math.sci.hiroshima-u.ac.jp/~m-mat/MT/TINYMT/ [2] https://github.com/MoarVM/MoarVM/