coffee/fast_float
1
0
Fork 0
mirror of https://github.com/fastfloat/fast_float.git synced 2025-12-07 01:06:48 +08:00
Code Issues Packages Projects Releases Wiki Activity

fix for type usage in parse_int_string

Browse Source
This commit is contained in:
IRainman 2025-05-08 18:19:45 +03:00
parent 978441a5bb
commit 437a80ccfd
1 changed files with 8 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
include/fast_float/ascii_number.h
View File

@ -20,7 +20,8 @@
namespace fast_float {
template <typename UC> fastfloat_really_inline constexpr bool has_simd_opt() {
template <typename UC>
fastfloat_really_inline constexpr bool has_simd_opt() noexcept {
#ifdef FASTFLOAT_HAS_SIMD
return std::is_same<UC, char16_t>::value;
#else
@ -36,7 +37,7 @@ fastfloat_really_inline constexpr bool is_integer(UC c) noexcept {
}
#if FASTFLOAT_HAS_BYTESWAP == 0
fastfloat_really_inline constexpr uint64_t byteswap(uint64_t val) {
fastfloat_really_inline constexpr uint64_t byteswap(uint64_t val) noexcept {
return (val & 0xFF00000000000000) >> 56 | (val & 0x00FF000000000000) >> 40 |
(val & 0x0000FF0000000000) >> 24 | (val & 0x000000FF00000000) >> 8 |
(val & 0x00000000FF000000) << 8 | (val & 0x0000000000FF0000) << 24 |
@ -123,7 +124,7 @@ uint64_t simd_read8_to_u64(UC const *) {
// credit @aqrit
fastfloat_really_inline FASTFLOAT_CONSTEXPR14 uint32_t
parse_eight_digits_unrolled(uint64_t val) {
parse_eight_digits_unrolled(uint64_t val) noexcept {
uint64_t const mask = 0x000000FF000000FF;
uint64_t const mul1 = 0x000F424000000064; // 100 + (1000000ULL << 32)
uint64_t const mul2 = 0x0000271000000001; // 1 + (10000ULL << 32)
@ -530,6 +531,7 @@ parse_int_string(UC const *p, UC const *pend, T &value,
UC const *const first = p;
#ifndef FASTFLOAT_ONLY_POSITIVE_C_NUMBER_WO_INF_NAN
// Read sign
bool const negative = (*p == UC('-'));
#ifdef FASTFLOAT_VISUAL_STUDIO
#pragma warning(push)
@ -552,6 +554,7 @@ parse_int_string(UC const *p, UC const *pend, T &value,
UC const *const start_num = p;
// Skip leading zeros
while (p != pend && *p == UC('0')) {
++p;
}
@ -560,6 +563,7 @@ parse_int_string(UC const *p, UC const *pend, T &value,
UC const *const start_digits = p;
// Parse digits
uint64_t i = 0;
if (options.base == 10) {
loop_parse_if_eight_digits(p, pend, i); // use SIMD if possible
@ -573,7 +577,7 @@ parse_int_string(UC const *p, UC const *pend, T &value,
p++;
}
uint16_t const digit_count = static_cast<uint16_t>(p - start_digits);
am_digits const digit_count = static_cast<am_digits>(p - start_digits);
if (digit_count == 0) {
if (has_leading_zeros) {