s64vector_mul    4858 ext/uvector/uvector.c     s64vector_mul("s64vector-mul", d, SCM_OBJ(s0), s1, clamp);
s64vector_mul    4864 ext/uvector/uvector.c     s64vector_mul("s64vector-mul!", SCM_OBJ(s0), SCM_OBJ(s0), s1, clamp);