Lines Matching defs:vn
71 const int vn = V.len();
72 DCHECK(Z.len() >= vn);
73 DCHECK(scratch.len() >= InvertNewtonScratchSpace(vn));
76 const int kUOffset = vn + kInvertNewtonExtraSpace;
89 int k = vn * kDigitBits;
90 int target_fraction_bits[8 * sizeof(vn)]; // "k_i" in the paper.
103 Digits top_part_of_v(V, vn - initial_digits, initial_digits);
146 // integer part, and we want vn fraction digits.
147 if (U.len() <= vn) {
157 // Truncate some least significant digits so that we get vn
161 Z.set_len(vn);
162 Digits W_part(W, W.len() - vn - 1, vn);
163 Digits U_part(U, U.len() - vn - 1, vn);
193 int vn = V.len();
194 if (vn >= kNewtonInversionThreshold) {
197 if (vn == 1) {
204 if (Z[vn] == 1) {
205 for (int i = 0; i < vn; i++) Z[i] = ~digit_t{0};
206 Z[vn] = 0;