34   constexpr int nsteps = 5; // = ceil(log2(MantissaWidth))  variable
35   constexpr uint32_t bounds[nsteps] = {1 << 12, 1 << 18, 1 << 21, 1 << 22,
37   constexpr int shifts[nsteps] = {12, 6, 3, 2, 1};
39   for (int i = 0; i < nsteps; ++i) {
51   constexpr int nsteps = 6; // = ceil(log2(MantissaWidth))  variable
52   constexpr uint64_t bounds[nsteps] = {1ULL << 26, 1ULL << 39, 1ULL << 46,
54   constexpr int shifts[nsteps] = {27, 14, 7, 4, 2, 1};
56   for (int i = 0; i < nsteps; ++i) {
70   constexpr int nsteps = 7; // = ceil(log2(MantissaWidth))  variable
71   constexpr __uint128_t bounds[nsteps] = {
75   constexpr int shifts[nsteps] = {57, 29, 15, 8, 4, 2, 1};
77   for (int i = 0; i < nsteps; ++i) {