func (v *nafLookupTable8) FromP3(q *Point) { v.points[0].FromP3(q) q2 := Point{} q2.Add(q, q) tmpP3 := Point{} tmpP1xP1 := projP1xP1{} for i := 0; i < 63; i++ { v.points[i+1].FromP3(tmpP3.fromP1xP1(tmpP1xP1.AddAffine(&q2, &v.points[i]))) } } // Selectors. // Set dest to x*Q, where -8 <= x <= 8, in constant time. func (v *projLookupTable) SelectInto(dest *projCached, x int8) { // Compute xabs = |x| xmask := x >> 7 xabs := uint8((x + xmask) ^ xmask) dest.Zero() for j := 1; j <= 8; j++ { // Set dest...