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FAST_IO_HAS_BUILTIN, fix win9x mutex, fix use sse2 ins in sse #1149

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FAST_IO_HAS_BUILTIN, fix win9x mutex, fix use sse2 ins in sse #1149

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FAST_IO_HAS_BUILTIN, fix win9x mutex, fix use sse2 ins in sse
MacroModel May 16, 2025
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MacroModel May 16, 2025
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44 changes: 8 additions & 36 deletions include/fast_io_core_impl/allocation/c_malloc.h
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Original file line number Diff line number Diff line change
Expand Up @@ -39,12 +39,8 @@ class c_malloc_allocator
n = 1;
}
void *p =
#if defined(__has_builtin)
#if __has_builtin(__builtin_malloc)
#if FAST_IO_HAS_BUILTIN(__builtin_malloc)
__builtin_malloc(n)
#else
::std::malloc(n)
#endif
#else
::std::malloc(n)
#endif
Expand All @@ -66,12 +62,8 @@ class c_malloc_allocator
}
::std::size_t const to_allocate{n};
p =
#if defined(__has_builtin)
#if __has_builtin(__builtin_realloc)
#if FAST_IO_HAS_BUILTIN(__builtin_realloc)
__builtin_realloc
#else
::std::realloc
#endif
#else
::std::realloc
#endif
Expand All @@ -93,12 +85,8 @@ class c_malloc_allocator
n = 1;
}
void *p =
#if defined(__has_builtin)
#if __has_builtin(__builtin_calloc)
#if FAST_IO_HAS_BUILTIN(__builtin_calloc)
__builtin_calloc
#else
::std::calloc
#endif
#else
::std::calloc
#endif
Expand Down Expand Up @@ -142,12 +130,8 @@ class c_malloc_allocator
if (alignment <= __STDCPP_DEFAULT_NEW_ALIGNMENT__)
{
p =
#if defined(__has_builtin)
#if __has_builtin(__builtin_malloc)
#if FAST_IO_HAS_BUILTIN(__builtin_malloc)
__builtin_malloc
#else
::std::malloc
#endif
#else
::std::malloc
#endif
Expand Down Expand Up @@ -175,12 +159,8 @@ class c_malloc_allocator
if (alignment <= __STDCPP_DEFAULT_NEW_ALIGNMENT__)
{
p =
#if defined(__has_builtin)
#if __has_builtin(__builtin_realloc)
#if FAST_IO_HAS_BUILTIN(__builtin_realloc)
__builtin_realloc
#else
::std::realloc
#endif
#else
::std::realloc
#endif
Expand All @@ -205,12 +185,8 @@ class c_malloc_allocator
}
if (alignment <= __STDCPP_DEFAULT_NEW_ALIGNMENT__)
{
#if defined(__has_builtin)
#if __has_builtin(__builtin_free)
#if FAST_IO_HAS_BUILTIN(__builtin_free)
__builtin_free
#else
::std::free
#endif
#else
::std::free
#endif
Expand All @@ -228,12 +204,8 @@ class c_malloc_allocator
{
return;
}
#if defined(__has_builtin)
#if __has_builtin(__builtin_free)
__builtin_free
#else
::std::free
#endif
#if FAST_IO_HAS_BUILTIN(__builtin_free)
__builtin_free
#else
::std::free
#endif
Expand Down
2 changes: 2 additions & 0 deletions include/fast_io_core_impl/allocation/nt_preliminary_definition.h
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Original file line number Diff line number Diff line change
Expand Up @@ -96,6 +96,7 @@ struct gdi_teb_batch
::std::uint_least32_t Buffer[310];
};

// NOLINTBEGIN(*-optin.performance.Padding)
struct teb
{
nt_tib NtTib;
Expand Down Expand Up @@ -265,6 +266,7 @@ struct teb
::std::uint_least32_t SpinCallCount;
::std::uint_least64_t ExtendedFeatureDisableMask;
};
// NOLINTEND(*-optin.performance.Padding)

FAST_IO_DLLIMPORT FAST_IO_GNU_MALLOC void *FAST_IO_WINSTDCALL RtlAllocateHeap(void *, ::std::uint_least32_t, ::std::size_t) noexcept FAST_IO_WINSTDCALL_RENAME(RtlAllocateHeap, 12);
FAST_IO_DLLIMPORT char unsigned FAST_IO_WINSTDCALL RtlFreeHeap(void *, ::std::uint_least32_t, void *) noexcept FAST_IO_WINSTDCALL_RENAME(RtlFreeHeap, 12);
Expand Down
2 changes: 1 addition & 1 deletion include/fast_io_core_impl/codecvt/general.h
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Original file line number Diff line number Diff line change
Expand Up @@ -193,7 +193,7 @@ general_code_cvt(src_char_type const *src_first, src_char_type const *src_last,
else
{
#if (defined(_MSC_VER) && defined(_M_AMD64) && !defined(__clang__)) || \
(defined(__SSE__) && defined(__x86_64__) && __cpp_lib_is_constant_evaluated >= 201811L)
(defined(__SSE__) && defined(__SSE2__) && defined(__x86_64__) && __cpp_lib_is_constant_evaluated >= 201811L)
if constexpr (src_encoding != encoding_scheme::utf_ebcdic && encoding != encoding_scheme::utf_ebcdic &&
1 == sizeof(src_char_type) && (1 == sizeof(dest_char_type) || encoding_is_utf(encoding)))
{
Expand Down
6 changes: 3 additions & 3 deletions include/fast_io_core_impl/codecvt/utf.h
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Original file line number Diff line number Diff line change
Expand Up @@ -498,7 +498,7 @@ inline constexpr char32_t utf16_surrogate_to_utf32(char16_t high, char16_t low)
return static_cast<char32_t>((static_cast<::std::uint_least32_t>(high) << 10u) + low - 0x35fdc00u);
}

#if (defined(_MSC_VER) && defined(_M_AMD64) && !defined(__clang__)) || (defined(__SSE__) && defined(__x86_64__))
#if (defined(_MSC_VER) && defined(_M_AMD64) && !defined(__clang__)) || (defined(__SSE__) && defined(__SSE2__) && defined(__x86_64__))
template <::std::integral T, ::std::integral U>
requires((sizeof(T) == 1) && (sizeof(U) == 1 || sizeof(U) == 2 || sizeof(U) == 4))
inline code_cvt_result<T, U> convert_ascii_with_sse(T const *__restrict pSrc, U *__restrict pDst) noexcept
Expand All @@ -520,7 +520,7 @@ inline code_cvt_result<T, U> convert_ascii_with_sse(T const *__restrict pSrc, U
x86_64_v16qi chunk;
__builtin_memcpy(__builtin_addressof(chunk), pSrc, m128i_size);
mask = static_cast<::std::uint_least32_t>(__builtin_ia32_pmovmskb128(chunk));
#if __has_builtin(__builtin_shufflevector)
#if FAST_IO_HAS_BUILTIN(__builtin_shufflevector)
x86_64_v16qi half{__builtin_shufflevector(chunk, zero, 0, 16 + 0, 1, 16 + 1, 2, 16 + 2, 3, 16 + 3, 4, 16 + 4, 5,
16 + 5, 6, 16 + 6, 7, 16 + 7)};
__builtin_memcpy(pDst, __builtin_addressof(half), m128i_size);
Expand All @@ -539,7 +539,7 @@ inline code_cvt_result<T, U> convert_ascii_with_sse(T const *__restrict pSrc, U
x86_64_v16qi chunk;
__builtin_memcpy(__builtin_addressof(chunk), pSrc, m128i_size);
mask = static_cast<::std::uint_least32_t>(__builtin_ia32_pmovmskb128(chunk));
#if __has_builtin(__builtin_shufflevector)
#if FAST_IO_HAS_BUILTIN(__builtin_shufflevector)
x86_64_v16qi half_result{__builtin_shufflevector(chunk, zero, 0, 16 + 0, 1, 16 + 1, 2, 16 + 2, 3, 16 + 3, 4,
16 + 4, 5, 16 + 5, 6, 16 + 6, 7, 16 + 7)};
x86_64_v8hi half;
Expand Down
36 changes: 7 additions & 29 deletions include/fast_io_core_impl/freestanding/algorithm.h
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Original file line number Diff line number Diff line change
Expand Up @@ -243,43 +243,31 @@ namespace fast_io::freestanding
{

inline
#if defined(__has_builtin)
#if __has_builtin(__builtin_memcpy)
#if FAST_IO_HAS_BUILTIN(__builtin_memcpy)
constexpr
#endif
#endif
void *
my_memcpy(void *dest, void const *src, ::std::size_t count) noexcept
{
return
#if defined(__has_builtin)
#if __has_builtin(__builtin_memcpy)
#if FAST_IO_HAS_BUILTIN(__builtin_memcpy)
__builtin_memcpy
#else
::std::memcpy
#endif
#else
::std::memcpy
#endif
(dest, src, count);
}

inline
#if defined(__has_builtin)
#if __has_builtin(__builtin_memmove)
#if FAST_IO_HAS_BUILTIN(__builtin_memmove)
constexpr
#endif
#endif
void *
my_memmove(void *dest, void const *src, ::std::size_t count) noexcept
{
return
#if defined(__has_builtin)
#if __has_builtin(__builtin_memmove)
#if FAST_IO_HAS_BUILTIN(__builtin_memmove)
__builtin_memmove
#else
::std::memmove
#endif
#else
::std::memmove
#endif
Expand All @@ -289,34 +277,24 @@ inline
inline void *my_memset(void *dest, int ch, ::std::size_t count) noexcept
{
return
#if defined(__has_builtin)
#if __has_builtin(__builtin_memset)
#if FAST_IO_HAS_BUILTIN(__builtin_memset)
__builtin_memset
#else
::std::memset
#endif
#else
::std::memset
#endif
(dest, ch, count);
}

inline
#if defined(__has_builtin)
#if __has_builtin(__builtin_memcmp)
#if FAST_IO_HAS_BUILTIN(__builtin_memcmp)
constexpr
#endif
#endif
int
my_memcmp(void const *dest, void const *src, ::std::size_t count) noexcept
{
return
#if defined(__has_builtin)
#if __has_builtin(__builtin_memcmp)
#if FAST_IO_HAS_BUILTIN(__builtin_memcmp)
__builtin_memcmp
#else
::std::memcmp
#endif
#else
::std::memcmp
#endif
Expand Down
8 changes: 4 additions & 4 deletions include/fast_io_core_impl/freestanding/allocator.h
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Original file line number Diff line number Diff line change
Expand Up @@ -13,17 +13,17 @@ struct allocator
{
__builtin_trap();
}
#if __has_builtin(__builtin_operator_new)
return static_cast<T *>(__builtin_operator_new(n * sizeof(T)));
#if FAST_IO_HAS_BUILTIN(__builtin_operator_new)
return static_cast<T *>(__builtin_operator_new(n * sizeof(T)));
#else
__builtin_trap();
return nullptr;
#endif
}
inline constexpr void deallocate([[maybe_unused]] T *ptr, [[maybe_unused]] ::std::size_t n) noexcept
{
#if __has_builtin(__builtin_operator_delete)
__builtin_operator_delete(ptr, sizeof(T) * n);
#if FAST_IO_HAS_BUILTIN(__builtin_operator_delete)
__builtin_operator_delete(ptr, sizeof(T) * n);
#endif
}
};
Expand Down
44 changes: 14 additions & 30 deletions include/fast_io_core_impl/freestanding/bytes.h
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Original file line number Diff line number Diff line change
Expand Up @@ -8,13 +8,13 @@ struct overlapped_copy_buffer_ptr
{
T *ptr;
inline explicit constexpr overlapped_copy_buffer_ptr(::std::size_t n) noexcept
: ptr(new T[n])
: ptr(::new T[n])
{}
inline overlapped_copy_buffer_ptr(overlapped_copy_buffer_ptr const &) = delete;
inline overlapped_copy_buffer_ptr &operator=(overlapped_copy_buffer_ptr const &) = delete;
inline constexpr ~overlapped_copy_buffer_ptr()
{
delete[] ptr;
::delete[] ptr;
}
};

Expand Down Expand Up @@ -88,10 +88,8 @@ inline constexpr ::std::byte *bytes_copy_n(::std::byte const *first, ::std::size
[[likely]]
#endif
{
#if !defined(__has_builtin)
::std::memmove(dest, first, n);
#elif __has_builtin(__builtin_memmove)
__builtin_memmove(dest, first, n);
#if FAST_IO_HAS_BUILTIN(__builtin_memmove)
__builtin_memmove(dest, first, n);
#else
::std::memmove(dest, first, n);
#endif
Expand Down Expand Up @@ -122,10 +120,8 @@ inline constexpr ::std::byte *nonoverlapped_bytes_copy_n(::std::byte const *firs
[[likely]]
#endif
{
#if !defined(__has_builtin)
::std::memcpy(dest, first, n);
#elif __has_builtin(__builtin_memcpy)
__builtin_memcpy(dest, first, n);
#if FAST_IO_HAS_BUILTIN(__builtin_memcpy)
__builtin_memcpy(dest, first, n);
#else
::std::memcpy(dest, first, n);
#endif
Expand Down Expand Up @@ -157,10 +153,8 @@ inline constexpr ::std::byte const *type_punning_from_bytes(::std::byte const *_
else
#endif
{
#if !defined(__has_builtin)
::std::memcpy(__builtin_addressof(t), first, n);
#elif __has_builtin(__builtin_memcpy)
__builtin_memcpy(__builtin_addressof(t), first, n);
#if FAST_IO_HAS_BUILTIN(__builtin_memcpy)
__builtin_memcpy(__builtin_addressof(t), first, n);
#else
::std::memcpy(__builtin_addressof(t), first, n);
#endif
Expand All @@ -184,10 +178,8 @@ inline constexpr ::std::byte *type_punning_to_bytes_n(T const &__restrict first,
else
#endif
{
#if !defined(__has_builtin)
::std::memcpy(dest, __builtin_addressof(first), n);
#elif __has_builtin(__builtin_memcpy)
__builtin_memcpy(dest, __builtin_addressof(first), n);
#if FAST_IO_HAS_BUILTIN(__builtin_memcpy)
__builtin_memcpy(dest, __builtin_addressof(first), n);
#else
::std::memcpy(dest, __builtin_addressof(first), n);
#endif
Expand All @@ -214,12 +206,8 @@ inline constexpr ::std::byte *bytes_clear_n(::std::byte *data, ::std::size_t siz
}
else
{
#if defined(__has_builtin)
#if __has_builtin(__builtin_memset)
__builtin_memset(data, 0, size);
#else
::std::memset(data, 0, size);
#endif
#if FAST_IO_HAS_BUILTIN(__builtin_memset)
__builtin_memset(data, 0, size);
#else
::std::memset(data, 0, size);
#endif
Expand All @@ -243,12 +231,8 @@ inline constexpr ::std::byte *bytes_fill_n(::std::byte *data, ::std::size_t size
}
else
{
#if defined(__has_builtin)
#if __has_builtin(__builtin_memset)
__builtin_memset(data, static_cast<char unsigned>(val), size);
#else
::std::memset(data, static_cast<char unsigned>(val), size);
#endif
#if FAST_IO_HAS_BUILTIN(__builtin_memset)
__builtin_memset(data, static_cast<char unsigned>(val), size);
#else
::std::memset(data, static_cast<char unsigned>(val), size);
#endif
Expand Down
12 changes: 2 additions & 10 deletions include/fast_io_core_impl/freestanding/cstr_len.h
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Original file line number Diff line number Diff line change
Expand Up @@ -39,12 +39,8 @@ inline constexpr ::std::size_t cstr_len(char_type const *cstr) noexcept
{
if constexpr (::std::same_as<char_type, char>)
{
#if defined(__has_builtin)
#if __has_builtin(__builtin_strlen)
#if FAST_IO_HAS_BUILTIN(__builtin_strlen)
return __builtin_strlen(cstr);
#else
return ::std::strlen(cstr);
#endif
#else
return ::std::strlen(cstr);
#endif
Expand All @@ -67,12 +63,8 @@ inline constexpr ::std::size_t cstr_nlen(char_type const *cstr, ::std::size_t n)
{
if constexpr (::std::same_as<char_type, char>)
{
#if defined(__has_builtin)
#if __has_builtin(__builtin_strnlen)
#if FAST_IO_HAS_BUILTIN(__builtin_strnlen)
return __builtin_strnlen(cstr, n);
#else
return details::dummy_cstr_nlen(cstr, n);
#endif
#else
return details::dummy_cstr_nlen(cstr, n);
#endif
Expand Down
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