detail::dragonbox Namespace Reference

Classes
struct	cache_accessor
struct	cache_accessor< double >
struct	cache_accessor< float >
struct	decimal_fp
struct	float_info
struct	float_info< double >
struct	float_info< float >
struct	float_info< T, enable_if_t< is_double_double< T >::value > >
struct	float_info< T, enable_if_t< std::numeric_limits< T >::digits==64||std::numeric_limits< T >::digits==113||is_float128< T >::value > >

Functions
auto	floor_log10_pow2 (int e) noexcept -> int
auto	floor_log2_pow10 (int e) noexcept -> int
auto	umul128_upper64 (uint64_t x, uint64_t y) noexcept -> uint64_t
auto	umul192_upper128 (uint64_t x, uint128_fallback y) noexcept -> uint128_fallback
FMT_API auto	get_cached_power (int k) noexcept -> uint128_fallback
template<typename T >
FMT_API auto	to_decimal (T x) noexcept -> decimal_fp< T >
auto	umul96_upper64 (uint32_t x, uint64_t y) noexcept -> uint64_t
auto	umul192_lower128 (uint64_t x, uint128_fallback y) noexcept -> uint128_fallback
auto	umul96_lower64 (uint32_t x, uint64_t y) noexcept -> uint64_t
auto	floor_log10_pow2_minus_log10_4_over_3 (int e) noexcept -> int
template<int N>
auto	check_divisibility_and_divide_by_pow10 (uint32_t &n) noexcept -> bool
template<int N>
auto	small_division_by_pow10 (uint32_t n) noexcept -> uint32_t
auto	divide_by_10_to_kappa_plus_1 (uint32_t n) noexcept -> uint32_t
auto	divide_by_10_to_kappa_plus_1 (uint64_t n) noexcept -> uint64_t
template<typename T >
auto	is_left_endpoint_integer_shorter_interval (int exponent) noexcept -> bool
FMT_INLINE int	remove_trailing_zeros (uint32_t &n, int s=0) noexcept
FMT_INLINE int	remove_trailing_zeros (uint64_t &n) noexcept
template<typename T >
FMT_INLINE decimal_fp< T >	shorter_interval_case (int exponent) noexcept
template<typename T >
auto	to_decimal (T x) noexcept -> decimal_fp< T >

Variables
struct {
uint32_t   detail::dragonbox::divisor
int   detail::dragonbox::shift_amount
}	div_small_pow10_infos [] = {{10, 16}, {100, 16}}

Function Documentation

check_divisibility_and_divide_by_pow10()

template<int N>

auto detail::dragonbox::check_divisibility_and_divide_by_pow10 ( uint32_t & n ) -> bool

noexcept

divide_by_10_to_kappa_plus_1() [1/2]

auto detail::dragonbox::divide_by_10_to_kappa_plus_1 ( uint32_t n ) -> uint32_t

inlinenoexcept

divide_by_10_to_kappa_plus_1() [2/2]

auto detail::dragonbox::divide_by_10_to_kappa_plus_1 ( uint64_t n ) -> uint64_t

inlinenoexcept

floor_log10_pow2()

auto detail::dragonbox::floor_log10_pow2 ( int e ) -> int

inlinenoexcept

floor_log10_pow2_minus_log10_4_over_3()

auto detail::dragonbox::floor_log10_pow2_minus_log10_4_over_3 ( int e ) -> int

inlinenoexcept

floor_log2_pow10()

auto detail::dragonbox::floor_log2_pow10 ( int e ) -> int

inlinenoexcept

get_cached_power()

FMT_FUNC auto detail::dragonbox::get_cached_power ( int k ) -> uint128_fallback

noexcept

is_left_endpoint_integer_shorter_interval()

template<typename T >

auto detail::dragonbox::is_left_endpoint_integer_shorter_interval ( int exponent ) -> bool

noexcept

remove_trailing_zeros() [1/2]

FMT_INLINE int detail::dragonbox::remove_trailing_zeros ( uint32_t & n, int s = 0 )

noexcept

remove_trailing_zeros() [2/2]

FMT_INLINE int detail::dragonbox::remove_trailing_zeros ( uint64_t & n )

noexcept

shorter_interval_case()

template<typename T >

FMT_INLINE decimal_fp< T > detail::dragonbox::shorter_interval_case ( int exponent )

noexcept

small_division_by_pow10()

template<int N>

auto detail::dragonbox::small_division_by_pow10 ( uint32_t n ) -> uint32_t

noexcept

to_decimal() [1/2]

template<typename T >

auto detail::dragonbox::to_decimal ( T x ) -> decimal_fp<T>

noexcept

to_decimal() [2/2]

template<typename T >

FMT_API auto detail::dragonbox::to_decimal ( T x ) -> decimal_fp< T >

noexcept

umul128_upper64()

auto detail::dragonbox::umul128_upper64 ( uint64_t x, uint64_t y ) -> uint64_t

inlinenoexcept

umul192_lower128()

auto detail::dragonbox::umul192_lower128 ( uint64_t x, uint128_fallback y ) -> uint128_fallback

inlinenoexcept

umul192_upper128()

auto detail::dragonbox::umul192_upper128 ( uint64_t x, uint128_fallback y ) -> uint128_fallback

inlinenoexcept

umul96_lower64()

auto detail::dragonbox::umul96_lower64 ( uint32_t x, uint64_t y ) -> uint64_t

inlinenoexcept

umul96_upper64()

auto detail::dragonbox::umul96_upper64 ( uint32_t x, uint64_t y ) -> uint64_t

inlinenoexcept

Variable Documentation

[struct]

FMT_INLINE_VARIABLE constexpr struct { ... } detail::dragonbox::div_small_pow10_infos[]

divisor

uint32_t detail::dragonbox::divisor

shift_amount

int detail::dragonbox::shift_amount