TWIST 121 core/mt19937ar.c *p = p[M] ^ TWIST(p[0], p[1]); TWIST 124 core/mt19937ar.c *p = p[M-N] ^ TWIST(p[0], p[1]); TWIST 126 core/mt19937ar.c *p = p[M-N] ^ TWIST(p[0], state[0]);