coffee/fast_float
1
0
Fork 0
mirror of https://github.com/fastfloat/fast_float.git synced 2026-01-01 03:12:18 +08:00
Code Issues Packages Projects Releases Wiki Activity

type usage fixes.

Browse Source
This commit is contained in:
IRainman 2025-12-29 23:02:07 +03:00
parent 8f795017cb
commit 7ca9c84708
1 changed files with 29 additions and 13 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

42
include/fast_float/float_common.h
View File

@ -317,8 +317,8 @@ struct is_supported_char_type
#ifndef FASTFLOAT_ONLY_POSITIVE_C_NUMBER_WO_INF_NAN
// TODO use SSE4.2 there when SSE2 compiler switch in MSVC
// or in other compiler SSE4.2 available.
// TODO? use SSE4.2 there when SSE2 compiler switch in MSVC
// or in other compiler SSE4.2 available?
// Compares two ASCII strings in a case insensitive manner.
template <typename UC>
@ -556,8 +556,8 @@ template <typename T> struct binary_format : binary_format_lookup_tables<T> {
static constexpr am_bits_t max_exponent_fast_path();
static constexpr am_pow_t max_exponent_round_to_even();
static constexpr am_pow_t min_exponent_round_to_even();
static constexpr equiv_uint max_mantissa_fast_path(am_pow_t const power);
static constexpr equiv_uint
static constexpr am_mant_t max_mantissa_fast_path(am_pow_t const power);
static constexpr am_mant_t
max_mantissa_fast_path(); // used when fegetround() == FE_TONEAREST
static constexpr am_pow_t largest_power_of_ten();
static constexpr am_pow_t smallest_power_of_ten();
@ -738,10 +738,14 @@ inline constexpr am_bits_t binary_format<float>::max_exponent_fast_path() {
return 10;
}
template <typename T>
inline constexpr typename binary_format<T>::equiv_uint
binary_format<T>::max_mantissa_fast_path() {
return binary_format<T>::equiv_uint(2) << mantissa_explicit_bits();
template <>
inline constexpr am_mant_t binary_format<double>::max_mantissa_fast_path() {
return am_mant_t(2) << mantissa_explicit_bits();
}
template <>
inline constexpr am_mant_t binary_format<float>::max_mantissa_fast_path() {
return am_mant_t(2) << mantissa_explicit_bits();
}
// credit: Jakub Jelínek
@ -810,7 +814,13 @@ binary_format<std::float16_t>::mantissa_explicit_bits() {
}
template <>
inline constexpr binary_format<std::float16_t>::equiv_uint
inline constexpr am_mant_t
binary_format<std::float16_t>::max_mantissa_fast_path() {
return am_mant_t(2) << mantissa_explicit_bits();
}
template <>
inline constexpr am_mant_t
binary_format<std::float16_t>::max_mantissa_fast_path(am_pow_t power) {
// caller is responsible to ensure that
FASTFLOAT_ASSUME(power >= 0 && power <= 4);
@ -894,7 +904,7 @@ constexpr std::bfloat16_t
binary_format_lookup_tables<std::bfloat16_t, U>::powers_of_ten[];
template <typename U>
constexpr uint64_t
constexpr uint16_t
binary_format_lookup_tables<std::bfloat16_t, U>::max_mantissa[];
#endif
@ -937,7 +947,13 @@ binary_format<std::bfloat16_t>::mantissa_explicit_bits() {
}
template <>
inline constexpr binary_format<std::bfloat16_t>::equiv_uint
inline constexpr am_mant_t
binary_format<std::bfloat16_t>::max_mantissa_fast_path() {
return am_mant_t(2) << mantissa_explicit_bits();
}
template <>
inline constexpr am_mant_t
binary_format<std::bfloat16_t>::max_mantissa_fast_path(am_pow_t power) {
// caller is responsible to ensure that
FASTFLOAT_ASSUME(power >= 0 && power <= 3);
@ -1002,7 +1018,7 @@ inline constexpr am_digits binary_format<std::bfloat16_t>::max_digits() {
#endif // __STDCPP_BFLOAT16_T__
template <>
inline constexpr binary_format<double>::equiv_uint
inline constexpr am_mant_t
binary_format<double>::max_mantissa_fast_path(am_pow_t power) {
// caller is responsible to ensure that
FASTFLOAT_ASSUME(power >= 0 && power <= 22);
@ -1012,7 +1028,7 @@ binary_format<double>::max_mantissa_fast_path(am_pow_t power) {
}
template <>
inline constexpr binary_format<float>::equiv_uint
inline constexpr am_mant_t
binary_format<float>::max_mantissa_fast_path(am_pow_t power) {
// caller is responsible to ensure that
FASTFLOAT_ASSUME(power >= 0 && power <= 10);