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const_fmt/format_impl.h
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@ -51,9 +51,7 @@ inline int do_count_digits_decimal(uint64_t n) {
6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10,
10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15,
15, 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20}; 15, 16, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 19, 20};
auto t = bsr2log10[__builtin_clzll(n | 1) ^ 63];
auto t = bsr2log10[__builtin_clzll(n | 1) ^ 63];
static constexpr const uint64_t zero_or_powers_of_10[] = { static constexpr const uint64_t zero_or_powers_of_10[] = {
0, 0, FMT_POWERS_OF_10(1U), FMT_POWERS_OF_10(1000000000ULL), 0, 0, FMT_POWERS_OF_10(1U), FMT_POWERS_OF_10(1000000000ULL),
10000000000000000000ULL}; 10000000000000000000ULL};
@ -82,9 +80,9 @@ constexpr inline auto count_digits_base(uint64_t n) -> int {
return (result + count_digits_base<FormatType::b>(n)); return (result + count_digits_base<FormatType::b>(n));
} else { } else {
// if (!std::is_constant_evaluated()) { if (!std::is_constant_evaluated()) {
// return do_count_digits_decimal(n); return do_count_digits_decimal(n);
// } }
return count_digits_decimal_fallback(n); return count_digits_decimal_fallback(n);
} }
} }
@ -163,7 +161,7 @@ constexpr inline void format_base(char* out, uint_t value, int n_digits,
} }
if (value < divisor) { if (value < divisor) {
*--out = digits2_base<t_format_type>(value * divisor)[0]; *--out = digits2_base<t_format_type>(value*divisor)[0];
return; return;
} }