From abc848b88c8555494e7570804a6d1d43e3cd3a73 Mon Sep 17 00:00:00 2001 From: Shawn Hoffman Date: Tue, 10 May 2022 16:11:54 -0700 Subject: [PATCH 1/6] msvc: bump min version to vs 17.2 --- Source/PCH/pch.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/Source/PCH/pch.h b/Source/PCH/pch.h index 7996c611d4..10efeec5e0 100644 --- a/Source/PCH/pch.h +++ b/Source/PCH/pch.h @@ -6,7 +6,7 @@ #define STRINGIFY_HELPER(x) #x #define STRINGIFY(x) STRINGIFY_HELPER(x) -#if defined _MSC_FULL_VER && _MSC_FULL_VER < 193030705 +#if defined _MSC_FULL_VER && _MSC_FULL_VER < 193231328 #pragma message("Current _MSC_FULL_VER: " STRINGIFY(_MSC_FULL_VER)) #error Please update your build environment to the latest Visual Studio 2022! #endif From 5bcc11a3039a1717f05be38c81516c7c6caf5689 Mon Sep 17 00:00:00 2001 From: Shawn Hoffman Date: Tue, 10 May 2022 16:12:29 -0700 Subject: [PATCH 2/6] fmt: update to f63afd161fb27132d394d0664ef7eb8ff38b8422 --- Externals/fmt/CMakeLists.txt | 28 +- Externals/fmt/ChangeLog.rst | 2 +- Externals/fmt/README.rst | 13 +- Externals/fmt/include/fmt/args.h | 8 +- Externals/fmt/include/fmt/chrono.h | 76 +- Externals/fmt/include/fmt/color.h | 164 +- Externals/fmt/include/fmt/compile.h | 78 +- Externals/fmt/include/fmt/core.h | 328 ++-- Externals/fmt/include/fmt/format-inl.h | 1989 ++++++++++----------- Externals/fmt/include/fmt/format.h | 902 +++++++--- Externals/fmt/include/fmt/os.h | 98 +- Externals/fmt/include/fmt/ostream.h | 90 +- Externals/fmt/include/fmt/ranges.h | 411 ++--- Externals/fmt/include/fmt/xchar.h | 26 +- Externals/fmt/src/format.cc | 27 +- Externals/fmt/src/os.cc | 29 +- Externals/fmt/support/bazel/.bazelversion | 2 +- Externals/fmt/support/cmake/cxx14.cmake | 48 +- Externals/fmt/support/printable.py | 2 +- 19 files changed, 2228 insertions(+), 2093 deletions(-) diff --git a/Externals/fmt/CMakeLists.txt b/Externals/fmt/CMakeLists.txt index 3bf80f8022..1d07bb4adf 100755 --- a/Externals/fmt/CMakeLists.txt +++ b/Externals/fmt/CMakeLists.txt @@ -125,7 +125,6 @@ set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_CURRENT_SOURCE_DIR}/support/cmake") include(cxx14) -include(CheckCXXCompilerFlag) include(JoinPaths) list(FIND CMAKE_CXX_COMPILE_FEATURES "cxx_variadic_templates" index) @@ -209,18 +208,6 @@ if (FMT_MASTER_PROJECT AND CMAKE_GENERATOR MATCHES "Visual Studio") ${CMAKE_MAKE_PROGRAM} -p:FrameworkPathOverride=\"${netfxpath}\" %*") endif () -set(strtod_l_headers stdlib.h) -if (APPLE) - set(strtod_l_headers ${strtod_l_headers} xlocale.h) -endif () - -include(CheckSymbolExists) -if (WIN32) - check_symbol_exists(_strtod_l "${strtod_l_headers}" HAVE_STRTOD_L) -else () - check_symbol_exists(strtod_l "${strtod_l_headers}" HAVE_STRTOD_L) -endif () - function(add_headers VAR) set(headers ${${VAR}}) foreach (header ${ARGN}) @@ -244,17 +231,6 @@ endif () add_library(fmt ${FMT_SOURCES} ${FMT_HEADERS} README.rst ChangeLog.rst) add_library(fmt::fmt ALIAS fmt) -if (HAVE_STRTOD_L) - target_compile_definitions(fmt PUBLIC FMT_LOCALE) -endif () - -if (MINGW) - check_cxx_compiler_flag("-Wa,-mbig-obj" FMT_HAS_MBIG_OBJ) - if (${FMT_HAS_MBIG_OBJ}) - target_compile_options(fmt PUBLIC "-Wa,-mbig-obj") - endif() -endif () - if (FMT_WERROR) target_compile_options(fmt PRIVATE ${WERROR_FLAG}) endif () @@ -275,6 +251,7 @@ set(FMT_DEBUG_POSTFIX d CACHE STRING "Debug library postfix.") set_target_properties(fmt PROPERTIES VERSION ${FMT_VERSION} SOVERSION ${CPACK_PACKAGE_VERSION_MAJOR} + PUBLIC_HEADER "${FMT_HEADERS}" DEBUG_POSTFIX "${FMT_DEBUG_POSTFIX}") # Set FMT_LIB_NAME for pkg-config fmt.pc. We cannot use the OUTPUT_NAME target @@ -352,6 +329,8 @@ if (FMT_INSTALL) install(TARGETS ${INSTALL_TARGETS} EXPORT ${targets_export_name} LIBRARY DESTINATION ${FMT_LIB_DIR} ARCHIVE DESTINATION ${FMT_LIB_DIR} + PUBLIC_HEADER DESTINATION "${FMT_INC_DIR}/fmt" + FRAMEWORK DESTINATION "." RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}) # Use a namespace because CMake provides better diagnostics for namespaced @@ -368,7 +347,6 @@ if (FMT_INSTALL) install(FILES $ DESTINATION ${FMT_LIB_DIR} OPTIONAL) - install(FILES ${FMT_HEADERS} DESTINATION "${FMT_INC_DIR}/fmt") install(FILES "${pkgconfig}" DESTINATION "${FMT_PKGCONFIG_DIR}") endif () diff --git a/Externals/fmt/ChangeLog.rst b/Externals/fmt/ChangeLog.rst index 18b84c7df7..653002b9ba 100755 --- a/Externals/fmt/ChangeLog.rst +++ b/Externals/fmt/ChangeLog.rst @@ -6,7 +6,7 @@ `#2696 `_). Thanks `@saraedum (Julian Rüth) `_. -* Fixed chorno formatting on big endian systems +* Fixed chrono formatting on big endian systems (`#2698 `_, `#2699 `_). Thanks `@phprus (Vladislav Shchapov) `_ and diff --git a/Externals/fmt/README.rst b/Externals/fmt/README.rst index 394f28d97b..feb4ab5e7d 100755 --- a/Externals/fmt/README.rst +++ b/Externals/fmt/README.rst @@ -1,5 +1,7 @@ -{fmt} -===== +.. image:: https://user-images.githubusercontent.com/ + 576385/156254208-f5b743a9-88cf-439d-b0c0-923d53e8d551.png + :width: 25% + :alt: {fmt} .. image:: https://github.com/fmtlib/fmt/workflows/linux/badge.svg :target: https://github.com/fmtlib/fmt/actions?query=workflow%3Alinux @@ -26,9 +28,8 @@ **{fmt}** is an open-source formatting library providing a fast and safe alternative to C stdio and C++ iostreams. -If you like this project, please consider donating to the BYSOL -Foundation that helps victims of political repressions in Belarus: -https://bysol.org/en/bs/general/. +If you like this project, please consider donating to one of the funds that +help victims of the war in Ukraine: https://www.stopputin.net/. `Documentation `__ @@ -123,7 +124,7 @@ Output:: Default format: 42s 100ms strftime-like format: 03:15:30 -**Print a container** (`run `_) +**Print a container** (`run `_) .. code:: c++ diff --git a/Externals/fmt/include/fmt/args.h b/Externals/fmt/include/fmt/args.h index 9a8e4ed2ce..a3966d1407 100644 --- a/Externals/fmt/include/fmt/args.h +++ b/Externals/fmt/include/fmt/args.h @@ -95,10 +95,10 @@ class dynamic_format_arg_store }; template - using stored_type = conditional_t::value && - !has_formatter::value && - !detail::is_reference_wrapper::value, - std::basic_string, T>; + using stored_type = conditional_t< + std::is_convertible>::value && + !detail::is_reference_wrapper::value, + std::basic_string, T>; // Storage of basic_format_arg must be contiguous. std::vector> data_; diff --git a/Externals/fmt/include/fmt/chrono.h b/Externals/fmt/include/fmt/chrono.h index 682efd8d21..7872fb4bde 100755 --- a/Externals/fmt/include/fmt/chrono.h +++ b/Externals/fmt/include/fmt/chrono.h @@ -10,6 +10,8 @@ #include #include +#include // std::isfinite +#include // std::memcpy #include #include #include @@ -321,14 +323,13 @@ constexpr const size_t codecvt_result::max_size; template void write_codecvt(codecvt_result& out, string_view in_buf, const std::locale& loc) { - using codecvt = std::codecvt; #if FMT_CLANG_VERSION # pragma clang diagnostic push # pragma clang diagnostic ignored "-Wdeprecated" - auto& f = std::use_facet(loc); + auto& f = std::use_facet>(loc); # pragma clang diagnostic pop #else - auto& f = std::use_facet(loc); + auto& f = std::use_facet>(loc); #endif auto mb = std::mbstate_t(); const char* from_next = nullptr; @@ -562,10 +563,10 @@ inline void write_digit2_separated(char* buf, unsigned a, unsigned b, constexpr const size_t len = 8; if (const_check(is_big_endian())) { char tmp[len]; - memcpy(tmp, &digits, len); + std::memcpy(tmp, &digits, len); std::reverse_copy(tmp, tmp + len, buf); } else { - memcpy(buf, &digits, len); + std::memcpy(buf, &digits, len); } } @@ -1214,7 +1215,7 @@ template class tm_writer { char buf[10]; size_t offset = 0; if (year >= 0 && year < 10000) { - copy2(buf, digits2(to_unsigned(year / 100))); + copy2(buf, digits2(static_cast(year / 100))); } else { offset = 4; write_year_extended(year); @@ -1387,15 +1388,6 @@ struct chrono_format_checker : null_chrono_spec_handler { FMT_CONSTEXPR void on_duration_unit() {} }; -template ::value)> -inline bool isnan(T) { - return false; -} -template ::value)> -inline bool isnan(T value) { - return std::isnan(value); -} - template ::value)> inline bool isfinite(T) { return true; @@ -1470,14 +1462,23 @@ inline std::chrono::duration get_milliseconds( #endif } -// Returns the number of fractional digits in the range [0, 18] according to the +// Counts the number of fractional digits in the range [0, 18] according to the // C++20 spec. If more than 18 fractional digits are required then returns 6 for // microseconds precision. -constexpr int count_fractional_digits(long long num, long long den, int n = 0) { - return num % den == 0 - ? n - : (n > 18 ? 6 : count_fractional_digits(num * 10, den, n + 1)); -} +template ::max() / 10)> +struct count_fractional_digits { + static constexpr int value = + Num % Den == 0 ? N : count_fractional_digits::value; +}; + +// Base case that doesn't instantiate any more templates +// in order to avoid overflow. +template +struct count_fractional_digits { + static constexpr int value = (Num % Den == 0) ? N : 6; +}; constexpr long long pow10(std::uint32_t n) { return n == 0 ? 1 : 10 * pow10(n - 1); @@ -1663,9 +1664,11 @@ struct chrono_formatter { out = format_decimal(out, n, num_digits).end; } - template void write_fractional_seconds(Duration d) { + template void write_fractional_seconds(Duration d) { + FMT_ASSERT(!std::is_floating_point::value, ""); constexpr auto num_fractional_digits = - count_fractional_digits(Duration::period::num, Duration::period::den); + count_fractional_digits::value; using subsecond_precision = std::chrono::duration< typename std::common_type::value) { *out++ = '.'; - // Don't convert long double to integer seconds to avoid overflow. - using sec = conditional_t< - std::is_same::value, - std::chrono::duration, std::chrono::seconds>; - auto fractional = detail::abs(d) - std::chrono::duration_cast(d); - const auto subseconds = + auto fractional = + detail::abs(d) - std::chrono::duration_cast(d); + auto subseconds = std::chrono::treat_as_floating_point< typename subsecond_precision::rep>::value ? fractional.count() @@ -1770,8 +1770,22 @@ struct chrono_formatter { if (handle_nan_inf()) return; if (ns == numeric_system::standard) { - write(second(), 2); - write_fractional_seconds(std::chrono::duration{val}); + if (std::is_floating_point::value) { + constexpr auto num_fractional_digits = + count_fractional_digits::value; + auto buf = memory_buffer(); + format_to(std::back_inserter(buf), runtime("{:.{}f}"), + std::fmod(val * static_cast(Period::num) / + static_cast(Period::den), + 60), + num_fractional_digits); + if (negative) *out++ = '-'; + if (buf.size() < 2 || buf[1] == '.') *out++ = '0'; + out = std::copy(buf.begin(), buf.end(), out); + } else { + write(second(), 2); + write_fractional_seconds(std::chrono::duration(val)); + } return; } auto time = tm(); diff --git a/Externals/fmt/include/fmt/color.h b/Externals/fmt/include/fmt/color.h index dfbe482938..762809ca71 100755 --- a/Externals/fmt/include/fmt/color.h +++ b/Externals/fmt/include/fmt/color.h @@ -214,17 +214,16 @@ FMT_BEGIN_DETAIL_NAMESPACE // color is a struct of either a rgb color or a terminal color. struct color_type { - FMT_CONSTEXPR color_type() FMT_NOEXCEPT : is_rgb(), value{} {} - FMT_CONSTEXPR color_type(color rgb_color) FMT_NOEXCEPT : is_rgb(true), - value{} { + FMT_CONSTEXPR color_type() noexcept : is_rgb(), value{} {} + FMT_CONSTEXPR color_type(color rgb_color) noexcept : is_rgb(true), value{} { value.rgb_color = static_cast(rgb_color); } - FMT_CONSTEXPR color_type(rgb rgb_color) FMT_NOEXCEPT : is_rgb(true), value{} { + FMT_CONSTEXPR color_type(rgb rgb_color) noexcept : is_rgb(true), value{} { value.rgb_color = (static_cast(rgb_color.r) << 16) | (static_cast(rgb_color.g) << 8) | rgb_color.b; } - FMT_CONSTEXPR color_type(terminal_color term_color) FMT_NOEXCEPT : is_rgb(), - value{} { + FMT_CONSTEXPR color_type(terminal_color term_color) noexcept + : is_rgb(), value{} { value.term_color = static_cast(term_color); } bool is_rgb; @@ -239,10 +238,8 @@ FMT_END_DETAIL_NAMESPACE /** A text style consisting of foreground and background colors and emphasis. */ class text_style { public: - FMT_CONSTEXPR text_style(emphasis em = emphasis()) FMT_NOEXCEPT - : set_foreground_color(), - set_background_color(), - ems(em) {} + FMT_CONSTEXPR text_style(emphasis em = emphasis()) noexcept + : set_foreground_color(), set_background_color(), ems(em) {} FMT_CONSTEXPR text_style& operator|=(const text_style& rhs) { if (!set_foreground_color) { @@ -283,34 +280,32 @@ class text_style { return lhs.and_assign(rhs); } - FMT_CONSTEXPR bool has_foreground() const FMT_NOEXCEPT { + FMT_CONSTEXPR bool has_foreground() const noexcept { return set_foreground_color; } - FMT_CONSTEXPR bool has_background() const FMT_NOEXCEPT { + FMT_CONSTEXPR bool has_background() const noexcept { return set_background_color; } - FMT_CONSTEXPR bool has_emphasis() const FMT_NOEXCEPT { + FMT_CONSTEXPR bool has_emphasis() const noexcept { return static_cast(ems) != 0; } - FMT_CONSTEXPR detail::color_type get_foreground() const FMT_NOEXCEPT { + FMT_CONSTEXPR detail::color_type get_foreground() const noexcept { FMT_ASSERT(has_foreground(), "no foreground specified for this style"); return foreground_color; } - FMT_CONSTEXPR detail::color_type get_background() const FMT_NOEXCEPT { + FMT_CONSTEXPR detail::color_type get_background() const noexcept { FMT_ASSERT(has_background(), "no background specified for this style"); return background_color; } - FMT_CONSTEXPR emphasis get_emphasis() const FMT_NOEXCEPT { + FMT_CONSTEXPR emphasis get_emphasis() const noexcept { FMT_ASSERT(has_emphasis(), "no emphasis specified for this style"); return ems; } private: FMT_CONSTEXPR text_style(bool is_foreground, - detail::color_type text_color) FMT_NOEXCEPT - : set_foreground_color(), - set_background_color(), - ems() { + detail::color_type text_color) noexcept + : set_foreground_color(), set_background_color(), ems() { if (is_foreground) { foreground_color = text_color; set_foreground_color = true; @@ -345,11 +340,11 @@ class text_style { return *this; } - friend FMT_CONSTEXPR_DECL text_style fg(detail::color_type foreground) - FMT_NOEXCEPT; + friend FMT_CONSTEXPR_DECL text_style + fg(detail::color_type foreground) noexcept; - friend FMT_CONSTEXPR_DECL text_style bg(detail::color_type background) - FMT_NOEXCEPT; + friend FMT_CONSTEXPR_DECL text_style + bg(detail::color_type background) noexcept; detail::color_type foreground_color; detail::color_type background_color; @@ -359,17 +354,16 @@ class text_style { }; /** Creates a text style from the foreground (text) color. */ -FMT_CONSTEXPR inline text_style fg(detail::color_type foreground) FMT_NOEXCEPT { +FMT_CONSTEXPR inline text_style fg(detail::color_type foreground) noexcept { return text_style(true, foreground); } /** Creates a text style from the background color. */ -FMT_CONSTEXPR inline text_style bg(detail::color_type background) FMT_NOEXCEPT { +FMT_CONSTEXPR inline text_style bg(detail::color_type background) noexcept { return text_style(false, background); } -FMT_CONSTEXPR inline text_style operator|(emphasis lhs, - emphasis rhs) FMT_NOEXCEPT { +FMT_CONSTEXPR inline text_style operator|(emphasis lhs, emphasis rhs) noexcept { return text_style(lhs) | rhs; } @@ -377,7 +371,7 @@ FMT_BEGIN_DETAIL_NAMESPACE template struct ansi_color_escape { FMT_CONSTEXPR ansi_color_escape(detail::color_type text_color, - const char* esc) FMT_NOEXCEPT { + const char* esc) noexcept { // If we have a terminal color, we need to output another escape code // sequence. if (!text_color.is_rgb) { @@ -412,7 +406,7 @@ template struct ansi_color_escape { to_esc(color.b, buffer + 15, 'm'); buffer[19] = static_cast(0); } - FMT_CONSTEXPR ansi_color_escape(emphasis em) FMT_NOEXCEPT { + FMT_CONSTEXPR ansi_color_escape(emphasis em) noexcept { uint8_t em_codes[num_emphases] = {}; if (has_emphasis(em, emphasis::bold)) em_codes[0] = 1; if (has_emphasis(em, emphasis::faint)) em_codes[1] = 2; @@ -433,10 +427,10 @@ template struct ansi_color_escape { } buffer[index++] = static_cast(0); } - FMT_CONSTEXPR operator const Char*() const FMT_NOEXCEPT { return buffer; } + FMT_CONSTEXPR operator const Char*() const noexcept { return buffer; } - FMT_CONSTEXPR const Char* begin() const FMT_NOEXCEPT { return buffer; } - FMT_CONSTEXPR_CHAR_TRAITS const Char* end() const FMT_NOEXCEPT { + FMT_CONSTEXPR const Char* begin() const noexcept { return buffer; } + FMT_CONSTEXPR_CHAR_TRAITS const Char* end() const noexcept { return buffer + std::char_traits::length(buffer); } @@ -445,59 +439,64 @@ template struct ansi_color_escape { Char buffer[7u + 3u * num_emphases + 1u]; static FMT_CONSTEXPR void to_esc(uint8_t c, Char* out, - char delimiter) FMT_NOEXCEPT { + char delimiter) noexcept { out[0] = static_cast('0' + c / 100); out[1] = static_cast('0' + c / 10 % 10); out[2] = static_cast('0' + c % 10); out[3] = static_cast(delimiter); } - static FMT_CONSTEXPR bool has_emphasis(emphasis em, - emphasis mask) FMT_NOEXCEPT { + static FMT_CONSTEXPR bool has_emphasis(emphasis em, emphasis mask) noexcept { return static_cast(em) & static_cast(mask); } }; template FMT_CONSTEXPR ansi_color_escape make_foreground_color( - detail::color_type foreground) FMT_NOEXCEPT { + detail::color_type foreground) noexcept { return ansi_color_escape(foreground, "\x1b[38;2;"); } template FMT_CONSTEXPR ansi_color_escape make_background_color( - detail::color_type background) FMT_NOEXCEPT { + detail::color_type background) noexcept { return ansi_color_escape(background, "\x1b[48;2;"); } template -FMT_CONSTEXPR ansi_color_escape make_emphasis(emphasis em) FMT_NOEXCEPT { +FMT_CONSTEXPR ansi_color_escape make_emphasis(emphasis em) noexcept { return ansi_color_escape(em); } -template -inline void fputs(const Char* chars, FILE* stream) FMT_NOEXCEPT { - std::fputs(chars, stream); +template inline void fputs(const Char* chars, FILE* stream) { + int result = std::fputs(chars, stream); + if (result < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); } -template <> -inline void fputs(const wchar_t* chars, FILE* stream) FMT_NOEXCEPT { - std::fputws(chars, stream); +template <> inline void fputs(const wchar_t* chars, FILE* stream) { + int result = std::fputws(chars, stream); + if (result < 0) + FMT_THROW(system_error(errno, FMT_STRING("cannot write to file"))); } -template inline void reset_color(FILE* stream) FMT_NOEXCEPT { +template inline void reset_color(FILE* stream) { fputs("\x1b[0m", stream); } -template <> inline void reset_color(FILE* stream) FMT_NOEXCEPT { +template <> inline void reset_color(FILE* stream) { fputs(L"\x1b[0m", stream); } -template -inline void reset_color(buffer& buffer) FMT_NOEXCEPT { +template inline void reset_color(buffer& buffer) { auto reset_color = string_view("\x1b[0m"); buffer.append(reset_color.begin(), reset_color.end()); } +template struct styled_arg { + const T& value; + text_style style; +}; + template void vformat_to(buffer& buf, const text_style& ts, basic_string_view format_str, @@ -529,8 +528,12 @@ void vprint(std::FILE* f, const text_style& ts, const S& format, basic_format_args>> args) { basic_memory_buffer buf; detail::vformat_to(buf, ts, to_string_view(format), args); - buf.push_back(Char(0)); - detail::fputs(buf.data(), f); + if (detail::is_utf8()) { + detail::print(f, basic_string_view(buf.begin(), buf.size())); + } else { + buf.push_back(Char(0)); + detail::fputs(buf.data(), f); + } } /** @@ -549,7 +552,7 @@ template (format_str, args...)); + fmt::make_format_args>>(args...)); } /** @@ -594,7 +597,7 @@ template > inline std::basic_string format(const text_style& ts, const S& format_str, const Args&... args) { return fmt::vformat(ts, to_string_view(format_str), - fmt::make_args_checked(format_str, args...)); + fmt::make_format_args>(args...)); } /** @@ -629,7 +632,60 @@ inline auto format_to(OutputIt out, const text_style& ts, const S& format_str, Args&&... args) -> typename std::enable_if::type { return vformat_to(out, ts, to_string_view(format_str), - fmt::make_args_checked(format_str, args...)); + fmt::make_format_args>>(args...)); +} + +template +struct formatter, Char> : formatter { + template + auto format(const detail::styled_arg& arg, FormatContext& ctx) const + -> decltype(ctx.out()) { + const auto& ts = arg.style; + const auto& value = arg.value; + auto out = ctx.out(); + + bool has_style = false; + if (ts.has_emphasis()) { + has_style = true; + auto emphasis = detail::make_emphasis(ts.get_emphasis()); + out = std::copy(emphasis.begin(), emphasis.end(), out); + } + if (ts.has_foreground()) { + has_style = true; + auto foreground = + detail::make_foreground_color(ts.get_foreground()); + out = std::copy(foreground.begin(), foreground.end(), out); + } + if (ts.has_background()) { + has_style = true; + auto background = + detail::make_background_color(ts.get_background()); + out = std::copy(background.begin(), background.end(), out); + } + out = formatter::format(value, ctx); + if (has_style) { + auto reset_color = string_view("\x1b[0m"); + out = std::copy(reset_color.begin(), reset_color.end(), out); + } + return out; + } +}; + +/** + \rst + Returns an argument that will be formatted using ANSI escape sequences, + to be used in a formatting function. + + **Example**:: + + fmt::print("Elapsed time: {s:.2f} seconds", + fmt::styled(1.23, fmt::fg(fmt::color::green) | fmt::bg(fmt::color::blue))); + \endrst + */ +template +FMT_CONSTEXPR auto styled(const T& value, text_style ts) + -> detail::styled_arg> { + return detail::styled_arg>{value, ts}; } FMT_MODULE_EXPORT_END diff --git a/Externals/fmt/include/fmt/compile.h b/Externals/fmt/include/fmt/compile.h index 1dba3ddb52..296ef42c69 100644 --- a/Externals/fmt/include/fmt/compile.h +++ b/Externals/fmt/include/fmt/compile.h @@ -13,45 +13,6 @@ FMT_BEGIN_NAMESPACE namespace detail { -// An output iterator that counts the number of objects written to it and -// discards them. -class counting_iterator { - private: - size_t count_; - - public: - using iterator_category = std::output_iterator_tag; - using difference_type = std::ptrdiff_t; - using pointer = void; - using reference = void; - using _Unchecked_type = counting_iterator; // Mark iterator as checked. - - struct value_type { - template void operator=(const T&) {} - }; - - counting_iterator() : count_(0) {} - - size_t count() const { return count_; } - - counting_iterator& operator++() { - ++count_; - return *this; - } - counting_iterator operator++(int) { - auto it = *this; - ++*this; - return it; - } - - friend counting_iterator operator+(counting_iterator it, difference_type n) { - it.count_ += static_cast(n); - return it; - } - - value_type operator*() const { return {}; } -}; - template inline counting_iterator copy_str(InputIt begin, InputIt end, counting_iterator it) { @@ -75,8 +36,7 @@ template class truncating_iterator_base { using difference_type = std::ptrdiff_t; using pointer = void; using reference = void; - using _Unchecked_type = - truncating_iterator_base; // Mark iterator as checked. + FMT_UNCHECKED_ITERATOR(truncating_iterator_base); OutputIt base() const { return out_; } size_t count() const { return count_; } @@ -168,7 +128,7 @@ template Str> struct udl_compiled_string : compiled_string { using char_type = Char; - constexpr operator basic_string_view() const { + explicit constexpr operator basic_string_view() const { return {Str.data, N - 1}; } }; @@ -573,10 +533,11 @@ FMT_INLINE std::basic_string format(const S&, constexpr auto compiled = detail::compile(S()); if constexpr (std::is_same, detail::unknown_format>()) { - return format(static_cast>(S()), - std::forward(args)...); + return fmt::format( + static_cast>(S()), + std::forward(args)...); } else { - return format(compiled, std::forward(args)...); + return fmt::format(compiled, std::forward(args)...); } } @@ -586,11 +547,11 @@ FMT_CONSTEXPR OutputIt format_to(OutputIt out, const S&, Args&&... args) { constexpr auto compiled = detail::compile(S()); if constexpr (std::is_same, detail::unknown_format>()) { - return format_to(out, - static_cast>(S()), - std::forward(args)...); + return fmt::format_to( + out, static_cast>(S()), + std::forward(args)...); } else { - return format_to(out, compiled, std::forward(args)...); + return fmt::format_to(out, compiled, std::forward(args)...); } } #endif @@ -599,22 +560,23 @@ template ::value)> format_to_n_result format_to_n(OutputIt out, size_t n, const S& format_str, Args&&... args) { - auto it = format_to(detail::truncating_iterator(out, n), format_str, - std::forward(args)...); + auto it = fmt::format_to(detail::truncating_iterator(out, n), + format_str, std::forward(args)...); return {it.base(), it.count()}; } template ::value)> size_t formatted_size(const S& format_str, const Args&... args) { - return format_to(detail::counting_iterator(), format_str, args...).count(); + return fmt::format_to(detail::counting_iterator(), format_str, args...) + .count(); } template ::value)> void print(std::FILE* f, const S& format_str, const Args&... args) { memory_buffer buffer; - format_to(std::back_inserter(buffer), format_str, args...); + fmt::format_to(std::back_inserter(buffer), format_str, args...); detail::print(f, {buffer.data(), buffer.size()}); } @@ -626,12 +588,10 @@ void print(const S& format_str, const Args&... args) { #if FMT_USE_NONTYPE_TEMPLATE_PARAMETERS inline namespace literals { -template -constexpr detail::udl_compiled_string< - remove_cvref_t, - sizeof(Str.data) / sizeof(decltype(Str.data[0])), Str> -operator""_cf() { - return {}; +template constexpr auto operator""_cf() { + using char_t = remove_cvref_t; + return detail::udl_compiled_string(); } } // namespace literals #endif diff --git a/Externals/fmt/include/fmt/core.h b/Externals/fmt/include/fmt/core.h index 92a7aa1df6..8dea0508a2 100755 --- a/Externals/fmt/include/fmt/core.h +++ b/Externals/fmt/include/fmt/core.h @@ -10,14 +10,14 @@ #include // std::byte #include // std::FILE -#include +#include // std::strlen #include #include #include #include // The fmt library version in the form major * 10000 + minor * 100 + patch. -#define FMT_VERSION 80101 +#define FMT_VERSION 80102 #if defined(__clang__) && !defined(__ibmxl__) # define FMT_CLANG_VERSION (__clang_major__ * 100 + __clang_minor__) @@ -49,6 +49,13 @@ # define FMT_ICC_VERSION 0 #endif +#ifdef __NVCOMPILER +# define FMT_NVCOMPILER_VERSION \ + (__NVCOMPILER_MAJOR__ * 100 + __NVCOMPILER_MINOR__) +#else +# define FMT_NVCOMPILER_VERSION 0 +#endif + #ifdef __NVCC__ # define FMT_NVCC __NVCC__ #else @@ -145,28 +152,6 @@ # endif #endif -// Define FMT_USE_NOEXCEPT to make fmt use noexcept (C++11 feature). -#ifndef FMT_USE_NOEXCEPT -# define FMT_USE_NOEXCEPT 0 -#endif - -#if FMT_USE_NOEXCEPT || FMT_HAS_FEATURE(cxx_noexcept) || \ - FMT_GCC_VERSION >= 408 || FMT_MSC_VER >= 1900 -# define FMT_DETECTED_NOEXCEPT noexcept -# define FMT_HAS_CXX11_NOEXCEPT 1 -#else -# define FMT_DETECTED_NOEXCEPT throw() -# define FMT_HAS_CXX11_NOEXCEPT 0 -#endif - -#ifndef FMT_NOEXCEPT -# if FMT_EXCEPTIONS || FMT_HAS_CXX11_NOEXCEPT -# define FMT_NOEXCEPT FMT_DETECTED_NOEXCEPT -# else -# define FMT_NOEXCEPT -# endif -#endif - // [[noreturn]] is disabled on MSVC and NVCC because of bogus unreachable code // warnings. #if FMT_EXCEPTIONS && FMT_HAS_CPP_ATTRIBUTE(noreturn) && !FMT_MSC_VER && \ @@ -233,6 +218,13 @@ # endif #endif +#ifdef _MSC_VER +# define FMT_UNCHECKED_ITERATOR(It) \ + using _Unchecked_type = It // Mark iterator as checked. +#else +# define FMT_UNCHECKED_ITERATOR(It) using DummyTypeName = It +#endif + #ifndef FMT_BEGIN_NAMESPACE # define FMT_BEGIN_NAMESPACE \ namespace fmt { \ @@ -309,7 +301,7 @@ // Enable minimal optimizations for more compact code in debug mode. FMT_GCC_PRAGMA("GCC push_options") -#ifndef __OPTIMIZE__ +#if !defined(__OPTIMIZE__) && !FMT_NVCOMPILER_VERSION FMT_GCC_PRAGMA("GCC optimize(\"Og\")") #endif @@ -330,6 +322,8 @@ template using remove_cvref_t = typename std::remove_cv>::type; template struct type_identity { using type = T; }; template using type_identity_t = typename type_identity::type; +template +using underlying_t = typename std::underlying_type::type; struct monostate { constexpr monostate() {} @@ -351,8 +345,8 @@ FMT_BEGIN_DETAIL_NAMESPACE // (void)var does not work on many Intel compilers. template FMT_CONSTEXPR void ignore_unused(const T&...) {} -constexpr FMT_INLINE auto is_constant_evaluated(bool default_value = false) - FMT_NOEXCEPT -> bool { +constexpr FMT_INLINE auto is_constant_evaluated( + bool default_value = false) noexcept -> bool { #ifdef __cpp_lib_is_constant_evaluated ignore_unused(default_value); return std::is_constant_evaluated(); @@ -382,12 +376,6 @@ FMT_NORETURN FMT_API void assert_fail(const char* file, int line, # endif #endif -#ifdef __cpp_lib_byte -using byte = std::byte; -#else -enum class byte : unsigned char {}; -#endif - #if defined(FMT_USE_STRING_VIEW) template using std_string_view = std::basic_string_view; #elif defined(FMT_USE_EXPERIMENTAL_STRING_VIEW) @@ -402,8 +390,8 @@ template struct std_string_view {}; #elif defined(__SIZEOF_INT128__) && !FMT_NVCC && \ !(FMT_CLANG_VERSION && FMT_MSC_VER) # define FMT_USE_INT128 1 -using int128_t = __int128_t; -using uint128_t = __uint128_t; +using int128_opt = __int128_t; // An optional native 128-bit integer. +using uint128_opt = __uint128_t; template inline auto convert_for_visit(T value) -> T { return value; } @@ -411,12 +399,10 @@ template inline auto convert_for_visit(T value) -> T { # define FMT_USE_INT128 0 #endif #if !FMT_USE_INT128 -enum class int128_t {}; -enum class uint128_t {}; +enum class int128_opt {}; +enum class uint128_opt {}; // Reduce template instantiations. -template inline auto convert_for_visit(T) -> monostate { - return {}; -} +template auto convert_for_visit(T) -> monostate { return {}; } #endif // Casts a nonnegative integer to unsigned. @@ -454,12 +440,11 @@ template class basic_string_view { using value_type = Char; using iterator = const Char*; - constexpr basic_string_view() FMT_NOEXCEPT : data_(nullptr), size_(0) {} + constexpr basic_string_view() noexcept : data_(nullptr), size_(0) {} /** Constructs a string reference object from a C string and a size. */ - constexpr basic_string_view(const Char* s, size_t count) FMT_NOEXCEPT - : data_(s), - size_(count) {} + constexpr basic_string_view(const Char* s, size_t count) noexcept + : data_(s), size_(count) {} /** \rst @@ -479,29 +464,28 @@ template class basic_string_view { /** Constructs a string reference from a ``std::basic_string`` object. */ template FMT_CONSTEXPR basic_string_view( - const std::basic_string& s) FMT_NOEXCEPT - : data_(s.data()), - size_(s.size()) {} + const std::basic_string& s) noexcept + : data_(s.data()), size_(s.size()) {} template >::value)> - FMT_CONSTEXPR basic_string_view(S s) FMT_NOEXCEPT : data_(s.data()), - size_(s.size()) {} + FMT_CONSTEXPR basic_string_view(S s) noexcept + : data_(s.data()), size_(s.size()) {} /** Returns a pointer to the string data. */ - constexpr auto data() const FMT_NOEXCEPT -> const Char* { return data_; } + constexpr auto data() const noexcept -> const Char* { return data_; } /** Returns the string size. */ - constexpr auto size() const FMT_NOEXCEPT -> size_t { return size_; } + constexpr auto size() const noexcept -> size_t { return size_; } - constexpr auto begin() const FMT_NOEXCEPT -> iterator { return data_; } - constexpr auto end() const FMT_NOEXCEPT -> iterator { return data_ + size_; } + constexpr auto begin() const noexcept -> iterator { return data_; } + constexpr auto end() const noexcept -> iterator { return data_ + size_; } - constexpr auto operator[](size_t pos) const FMT_NOEXCEPT -> const Char& { + constexpr auto operator[](size_t pos) const noexcept -> const Char& { return data_[pos]; } - FMT_CONSTEXPR void remove_prefix(size_t n) FMT_NOEXCEPT { + FMT_CONSTEXPR void remove_prefix(size_t n) noexcept { data_ += n; size_ -= n; } @@ -648,16 +632,14 @@ class basic_format_parse_context : private ErrorHandler { Returns an iterator to the beginning of the format string range being parsed. */ - constexpr auto begin() const FMT_NOEXCEPT -> iterator { + constexpr auto begin() const noexcept -> iterator { return format_str_.begin(); } /** Returns an iterator past the end of the format string range being parsed. */ - constexpr auto end() const FMT_NOEXCEPT -> iterator { - return format_str_.end(); - } + constexpr auto end() const noexcept -> iterator { return format_str_.end(); } /** Advances the begin iterator to ``it``. */ FMT_CONSTEXPR void advance_to(iterator it) { @@ -784,18 +766,16 @@ template class buffer { protected: // Don't initialize ptr_ since it is not accessed to save a few cycles. FMT_MSC_WARNING(suppress : 26495) - buffer(size_t sz) FMT_NOEXCEPT : size_(sz), capacity_(sz) {} + buffer(size_t sz) noexcept : size_(sz), capacity_(sz) {} - FMT_CONSTEXPR20 buffer(T* p = nullptr, size_t sz = 0, - size_t cap = 0) FMT_NOEXCEPT : ptr_(p), - size_(sz), - capacity_(cap) {} + FMT_CONSTEXPR20 buffer(T* p = nullptr, size_t sz = 0, size_t cap = 0) noexcept + : ptr_(p), size_(sz), capacity_(cap) {} FMT_CONSTEXPR20 ~buffer() = default; buffer(buffer&&) = default; /** Sets the buffer data and capacity. */ - FMT_CONSTEXPR void set(T* buf_data, size_t buf_capacity) FMT_NOEXCEPT { + FMT_CONSTEXPR void set(T* buf_data, size_t buf_capacity) noexcept { ptr_ = buf_data; capacity_ = buf_capacity; } @@ -810,23 +790,23 @@ template class buffer { buffer(const buffer&) = delete; void operator=(const buffer&) = delete; - auto begin() FMT_NOEXCEPT -> T* { return ptr_; } - auto end() FMT_NOEXCEPT -> T* { return ptr_ + size_; } + auto begin() noexcept -> T* { return ptr_; } + auto end() noexcept -> T* { return ptr_ + size_; } - auto begin() const FMT_NOEXCEPT -> const T* { return ptr_; } - auto end() const FMT_NOEXCEPT -> const T* { return ptr_ + size_; } + auto begin() const noexcept -> const T* { return ptr_; } + auto end() const noexcept -> const T* { return ptr_ + size_; } /** Returns the size of this buffer. */ - constexpr auto size() const FMT_NOEXCEPT -> size_t { return size_; } + constexpr auto size() const noexcept -> size_t { return size_; } /** Returns the capacity of this buffer. */ - constexpr auto capacity() const FMT_NOEXCEPT -> size_t { return capacity_; } + constexpr auto capacity() const noexcept -> size_t { return capacity_; } /** Returns a pointer to the buffer data. */ - FMT_CONSTEXPR auto data() FMT_NOEXCEPT -> T* { return ptr_; } + FMT_CONSTEXPR auto data() noexcept -> T* { return ptr_; } /** Returns a pointer to the buffer data. */ - FMT_CONSTEXPR auto data() const FMT_NOEXCEPT -> const T* { return ptr_; } + FMT_CONSTEXPR auto data() const noexcept -> const T* { return ptr_; } /** Clears this buffer. */ void clear() { size_ = 0; } @@ -1044,7 +1024,11 @@ struct fallback_formatter { // Specifies if T has an enabled fallback_formatter specialization. template using has_fallback_formatter = +#ifdef FMT_DEPRECATED_OSTREAM std::is_constructible>; +#else + std::false_type; +#endif struct view {}; @@ -1164,8 +1148,8 @@ FMT_TYPE_CONSTANT(int, int_type); FMT_TYPE_CONSTANT(unsigned, uint_type); FMT_TYPE_CONSTANT(long long, long_long_type); FMT_TYPE_CONSTANT(unsigned long long, ulong_long_type); -FMT_TYPE_CONSTANT(int128_t, int128_type); -FMT_TYPE_CONSTANT(uint128_t, uint128_type); +FMT_TYPE_CONSTANT(int128_opt, int128_type); +FMT_TYPE_CONSTANT(uint128_opt, uint128_type); FMT_TYPE_CONSTANT(bool, bool_type); FMT_TYPE_CONSTANT(Char, char_type); FMT_TYPE_CONSTANT(float, float_type); @@ -1215,8 +1199,8 @@ template class value { unsigned uint_value; long long long_long_value; unsigned long long ulong_long_value; - int128_t int128_value; - uint128_t uint128_value; + int128_opt int128_value; + uint128_opt uint128_value; bool bool_value; char_type char_value; float float_value; @@ -1233,8 +1217,8 @@ template class value { constexpr FMT_INLINE value(unsigned val) : uint_value(val) {} constexpr FMT_INLINE value(long long val) : long_long_value(val) {} constexpr FMT_INLINE value(unsigned long long val) : ulong_long_value(val) {} - FMT_INLINE value(int128_t val) : int128_value(val) {} - FMT_INLINE value(uint128_t val) : uint128_value(val) {} + FMT_INLINE value(int128_opt val) : int128_value(val) {} + FMT_INLINE value(uint128_opt val) : uint128_value(val) {} constexpr FMT_INLINE value(float val) : float_value(val) {} constexpr FMT_INLINE value(double val) : double_value(val) {} FMT_INLINE value(long double val) : long_double_value(val) {} @@ -1284,7 +1268,7 @@ template class value { }; template -FMT_CONSTEXPR auto make_arg(const T& value) -> basic_format_arg; +FMT_CONSTEXPR auto make_arg(T&& value) -> basic_format_arg; // To minimize the number of types we need to deal with, long is translated // either to int or to long long depending on its size. @@ -1292,6 +1276,21 @@ enum { long_short = sizeof(long) == sizeof(int) }; using long_type = conditional_t; using ulong_type = conditional_t; +#ifdef __cpp_lib_byte +inline auto format_as(std::byte b) -> unsigned char { + return static_cast(b); +} +#endif + +template struct has_format_as { + template ::value&& std::is_integral::value)> + static auto check(U*) -> std::true_type; + static auto check(...) -> std::false_type; + + enum { value = decltype(check(static_cast(nullptr)))::value }; +}; + // Maps formatting arguments to core types. // arg_mapper reports errors by returning unformattable instead of using // static_assert because it's used in the is_formattable trait. @@ -1317,8 +1316,12 @@ template struct arg_mapper { -> unsigned long long { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(int128_t val) -> int128_t { return val; } - FMT_CONSTEXPR FMT_INLINE auto map(uint128_t val) -> uint128_t { return val; } + FMT_CONSTEXPR FMT_INLINE auto map(int128_opt val) -> int128_opt { + return val; + } + FMT_CONSTEXPR FMT_INLINE auto map(uint128_opt val) -> uint128_opt { + return val; + } FMT_CONSTEXPR FMT_INLINE auto map(bool val) -> bool { return val; } template ::value || @@ -1365,20 +1368,19 @@ template struct arg_mapper { } template , T>::value && + std::is_convertible>::value && !is_string::value && !has_formatter::value && !has_fallback_formatter::value)> FMT_CONSTEXPR FMT_INLINE auto map(const T& val) -> basic_string_view { return basic_string_view(val); } - template < - typename T, - FMT_ENABLE_IF( - std::is_constructible, T>::value && - !std::is_constructible, T>::value && - !is_string::value && !has_formatter::value && - !has_fallback_formatter::value)> + template >::value && + !std::is_convertible>::value && + !is_string::value && !has_formatter::value && + !has_fallback_formatter::value)> FMT_CONSTEXPR FMT_INLINE auto map(const T& val) -> basic_string_view { return std_string_view(val); @@ -1417,10 +1419,11 @@ template struct arg_mapper { template < typename T, FMT_ENABLE_IF( - std::is_member_pointer::value || + std::is_pointer::value || std::is_member_pointer::value || std::is_function::type>::value || (std::is_convertible::value && - !std::is_convertible::value))> + !std::is_convertible::value && + !has_formatter::value))> FMT_CONSTEXPR auto map(const T&) -> unformattable_pointer { return {}; } @@ -1438,12 +1441,15 @@ template struct arg_mapper { !has_fallback_formatter::value)> FMT_CONSTEXPR FMT_INLINE auto map(const T& val) -> decltype(std::declval().map( - static_cast::type>(val))) { - return map(static_cast::type>(val)); + static_cast>(val))) { + return map(static_cast>(val)); } - FMT_CONSTEXPR FMT_INLINE auto map(detail::byte val) -> unsigned { - return map(static_cast(val)); + template ::value && + !has_formatter::value)> + FMT_CONSTEXPR FMT_INLINE auto map(const T& val) + -> decltype(std::declval().map(format_as(T()))) { + return map(format_as(val)); } template > @@ -1452,8 +1458,9 @@ template struct arg_mapper { !std::is_const>::value || has_fallback_formatter::value> {}; -#if FMT_MSC_VER != 0 && FMT_MSC_VER < 1910 - // Workaround a bug in MSVC. +#if (FMT_MSC_VER != 0 && FMT_MSC_VER < 1910) || FMT_ICC_VERSION != 0 || \ + FMT_NVCC != 0 + // Workaround a bug in MSVC and Intel (Issue 2746). template FMT_CONSTEXPR FMT_INLINE auto do_map(T&& val) -> T& { return val; } @@ -1471,6 +1478,8 @@ template struct arg_mapper { template , FMT_ENABLE_IF(!is_string::value && !is_char::value && !std::is_array::value && + !std::is_pointer::value && + !has_format_as::value && (has_formatter::value || has_fallback_formatter::value))> FMT_CONSTEXPR FMT_INLINE auto map(T&& val) @@ -1513,12 +1522,12 @@ class appender : public std::back_insert_iterator> { public: using std::back_insert_iterator>::back_insert_iterator; - appender(base it) FMT_NOEXCEPT : base(it) {} - using _Unchecked_type = appender; // Mark iterator as checked. + appender(base it) noexcept : base(it) {} + FMT_UNCHECKED_ITERATOR(appender); - auto operator++() FMT_NOEXCEPT -> appender& { return *this; } + auto operator++() noexcept -> appender& { return *this; } - auto operator++(int) FMT_NOEXCEPT -> appender { return *this; } + auto operator++(int) noexcept -> appender { return *this; } }; // A formatting argument. It is a trivially copyable/constructible type to @@ -1529,7 +1538,7 @@ template class basic_format_arg { detail::type type_; template - friend FMT_CONSTEXPR auto detail::make_arg(const T& value) + friend FMT_CONSTEXPR auto detail::make_arg(T&& value) -> basic_format_arg; template @@ -1564,7 +1573,7 @@ template class basic_format_arg { constexpr basic_format_arg() : type_(detail::type::none_type) {} - constexpr explicit operator bool() const FMT_NOEXCEPT { + constexpr explicit operator bool() const noexcept { return type_ != detail::type::none_type; } @@ -1674,7 +1683,7 @@ class locale_ref { constexpr locale_ref() : locale_(nullptr) {} template explicit locale_ref(const Locale& loc); - explicit operator bool() const FMT_NOEXCEPT { return locale_ != nullptr; } + explicit operator bool() const noexcept { return locale_ != nullptr; } template auto get() const -> Locale; }; @@ -1690,19 +1699,7 @@ constexpr auto encode_types() -> unsigned long long { } template -FMT_CONSTEXPR auto make_arg(const T& value) -> basic_format_arg { - basic_format_arg arg; - arg.type_ = mapped_type_constant::value; - arg.value_ = arg_mapper().map(value); - return arg; -} - -// The type template parameter is there to avoid an ODR violation when using -// a fallback formatter in one translation unit and an implicit conversion in -// another (not recommended). -template -FMT_CONSTEXPR FMT_INLINE auto make_arg(T&& val) -> value { +FMT_CONSTEXPR FMT_INLINE auto make_value(T&& val) -> value { const auto& arg = arg_mapper().map(std::forward(val)); constexpr bool formattable_char = @@ -1731,9 +1728,26 @@ FMT_CONSTEXPR FMT_INLINE auto make_arg(T&& val) -> value { return {arg}; } +template +FMT_CONSTEXPR auto make_arg(T&& value) -> basic_format_arg { + basic_format_arg arg; + arg.type_ = mapped_type_constant::value; + arg.value_ = make_value(value); + return arg; +} + +// The type template parameter is there to avoid an ODR violation when using +// a fallback formatter in one translation unit and an implicit conversion in +// another (not recommended). +template +FMT_CONSTEXPR FMT_INLINE auto make_arg(T&& val) -> value { + return make_value(val); +} + template -inline auto make_arg(const T& value) -> basic_format_arg { +FMT_CONSTEXPR inline auto make_arg(T&& value) -> basic_format_arg { return make_arg(value); } FMT_END_DETAIL_NAMESPACE @@ -2015,14 +2029,23 @@ template class basic_format_args { // between clang and gcc on ARM (#1919). using format_args = basic_format_args; -// We cannot use enum classes as bit fields because of a gcc bug +// We cannot use enum classes as bit fields because of a gcc bug, +// so we put them in namespaces instead. // https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414. +// Additionally, if an underlying type is specified, older gcc incorrectly warns +// that the type is too small for all the enum values. +// Both these bugs are fixed as of gcc 9.3. +#if FMT_GCC_VERSION && FMT_GCC_VERSION < 903 +# define FMT_ENUM_UNDERLYING_TYPE(type) +#else +# define FMT_ENUM_UNDERLYING_TYPE(type) : type +#endif namespace align { -enum type { none, left, right, center, numeric }; +enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char) { none, left, right, center, numeric }; } using align_t = align::type; namespace sign { -enum type { none, minus, plus, space }; +enum type FMT_ENUM_UNDERLYING_TYPE(unsigned char) { none, minus, plus, space }; } using sign_t = sign::type; @@ -2072,7 +2095,8 @@ enum class presentation_type : unsigned char { general_upper, // 'G' chr, // 'c' string, // 's' - pointer // 'p' + pointer, // 'p' + debug // '?' }; // Format specifiers for built-in and string types. @@ -2231,13 +2255,12 @@ template constexpr bool is_ascii_letter(Char c) { // Converts a character to ASCII. Returns a number > 127 on conversion failure. template ::value)> -constexpr auto to_ascii(Char value) -> Char { - return value; +constexpr auto to_ascii(Char c) -> Char { + return c; } template ::value)> -constexpr auto to_ascii(Char value) -> - typename std::underlying_type::type { - return value; +constexpr auto to_ascii(Char c) -> underlying_t { + return c; } template @@ -2302,7 +2325,7 @@ FMT_CONSTEXPR auto parse_align(const Char* begin, const Char* end, FMT_ASSERT(begin != end, ""); auto align = align::none; auto p = begin + code_point_length(begin); - if (p >= end) p = begin; + if (end - p <= 0) p = begin; for (;;) { switch (to_ascii(*p)) { case '<': @@ -2488,6 +2511,8 @@ FMT_CONSTEXPR auto parse_presentation_type(Char type) -> presentation_type { return presentation_type::string; case 'p': return presentation_type::pointer; + case '?': + return presentation_type::debug; default: return presentation_type::none; } @@ -2661,17 +2686,27 @@ FMT_CONSTEXPR FMT_INLINE void parse_format_string( } } +template ::value> struct strip_named_arg { + using type = T; +}; + +template struct strip_named_arg { + using type = remove_cvref_t; +}; + template FMT_CONSTEXPR auto parse_format_specs(ParseContext& ctx) -> decltype(ctx.begin()) { using char_type = typename ParseContext::char_type; using context = buffer_context; + using stripped_type = typename strip_named_arg::type; using mapped_type = conditional_t< mapped_type_constant::value != type::custom_type, - decltype(arg_mapper().map(std::declval())), T>; + decltype(arg_mapper().map(std::declval())), + stripped_type>; auto f = conditional_t::value, formatter, - fallback_formatter>(); + fallback_formatter>(); return f.parse(ctx); } @@ -2717,7 +2752,8 @@ template FMT_CONSTEXPR auto check_char_specs(const basic_format_specs& specs, ErrorHandler&& eh = {}) -> bool { if (specs.type != presentation_type::none && - specs.type != presentation_type::chr) { + specs.type != presentation_type::chr && + specs.type != presentation_type::debug) { check_int_type_spec(specs.type, eh); return false; } @@ -2741,7 +2777,6 @@ struct float_specs { bool upper : 1; bool locale : 1; bool binary32 : 1; - bool fallback : 1; bool showpoint : 1; }; @@ -2801,7 +2836,8 @@ FMT_CONSTEXPR auto check_cstring_type_spec(presentation_type type, template FMT_CONSTEXPR void check_string_type_spec(presentation_type type, ErrorHandler&& eh = {}) { - if (type != presentation_type::none && type != presentation_type::string) + if (type != presentation_type::none && type != presentation_type::string && + type != presentation_type::debug) eh.on_error("invalid type specifier"); } @@ -2835,7 +2871,8 @@ template class specs_checker : public Handler { FMT_CONSTEXPR void on_sign(sign_t s) { require_numeric_argument(); if (is_integral_type(arg_type_) && arg_type_ != type::int_type && - arg_type_ != type::long_long_type && arg_type_ != type::char_type) { + arg_type_ != type::long_long_type && arg_type_ != type::int128_type && + arg_type_ != type::char_type) { this->on_error("format specifier requires signed argument"); } Handler::on_sign(s); @@ -3043,6 +3080,27 @@ struct formatter decltype(ctx.out()); }; +#define FMT_FORMAT_AS(Type, Base) \ + template \ + struct formatter : formatter { \ + template \ + auto format(Type const& val, FormatContext& ctx) const \ + -> decltype(ctx.out()) { \ + return formatter::format(static_cast(val), ctx); \ + } \ + } + +FMT_FORMAT_AS(signed char, int); +FMT_FORMAT_AS(unsigned char, unsigned); +FMT_FORMAT_AS(short, int); +FMT_FORMAT_AS(unsigned short, unsigned); +FMT_FORMAT_AS(long, long long); +FMT_FORMAT_AS(unsigned long, unsigned long long); +FMT_FORMAT_AS(Char*, const Char*); +FMT_FORMAT_AS(std::basic_string, basic_string_view); +FMT_FORMAT_AS(std::nullptr_t, const void*); +FMT_FORMAT_AS(detail::std_string_view, basic_string_view); + template struct basic_runtime { basic_string_view str; }; /** A compile-time format string. */ diff --git a/Externals/fmt/include/fmt/format-inl.h b/Externals/fmt/include/fmt/format-inl.h index 2c51c50aeb..feb7815d65 100755 --- a/Externals/fmt/include/fmt/format-inl.h +++ b/Externals/fmt/include/fmt/format-inl.h @@ -44,21 +44,8 @@ FMT_FUNC void throw_format_error(const char* message) { FMT_THROW(format_error(message)); } -#ifndef _MSC_VER -# define FMT_SNPRINTF snprintf -#else // _MSC_VER -inline int fmt_snprintf(char* buffer, size_t size, const char* format, ...) { - va_list args; - va_start(args, format); - int result = vsnprintf_s(buffer, size, _TRUNCATE, format, args); - va_end(args); - return result; -} -# define FMT_SNPRINTF fmt_snprintf -#endif // _MSC_VER - FMT_FUNC void format_error_code(detail::buffer& out, int error_code, - string_view message) FMT_NOEXCEPT { + string_view message) noexcept { // Report error code making sure that the output fits into // inline_buffer_size to avoid dynamic memory allocation and potential // bad_alloc. @@ -81,7 +68,7 @@ FMT_FUNC void format_error_code(detail::buffer& out, int error_code, } FMT_FUNC void report_error(format_func func, int error_code, - const char* message) FMT_NOEXCEPT { + const char* message) noexcept { memory_buffer full_message; func(full_message, error_code, message); // Don't use fwrite_fully because the latter may throw. @@ -130,7 +117,7 @@ template FMT_FUNC Char decimal_point_impl(locale_ref) { } // namespace detail #if !FMT_MSC_VER -FMT_API FMT_FUNC format_error::~format_error() FMT_NOEXCEPT = default; +FMT_API FMT_FUNC format_error::~format_error() noexcept = default; #endif FMT_FUNC std::system_error vsystem_error(int error_code, string_view format_str, @@ -141,17 +128,6 @@ FMT_FUNC std::system_error vsystem_error(int error_code, string_view format_str, namespace detail { -template <> FMT_FUNC int count_digits<4>(detail::fallback_uintptr n) { - // fallback_uintptr is always stored in little endian. - int i = static_cast(sizeof(void*)) - 1; - while (i > 0 && n.value[i] == 0) --i; - auto char_digits = std::numeric_limits::digits / 4; - return i >= 0 ? i * char_digits + count_digits<4, unsigned>(n.value[i]) : 1; -} - -// log10(2) = 0x0.4d104d427de7fbcc... -static constexpr uint64_t log10_2_significand = 0x4d104d427de7fbcc; - template struct basic_impl_data { // Normalized 64-bit significands of pow(10, k), for k = -348, -340, ..., 340. // These are generated by support/compute-powers.py. @@ -226,68 +202,55 @@ template struct bits { static_cast(sizeof(T) * std::numeric_limits::digits); }; -// Returns the number of significand bits in Float excluding the implicit bit. -template constexpr int num_significand_bits() { - // Subtract 1 to account for an implicit most significant bit in the - // normalized form. - return std::numeric_limits::digits - 1; -} - -// A floating-point number f * pow(2, e). -struct fp { - uint64_t f; +// A floating-point number f * pow(2, e) where F is an unsigned type. +template struct basic_fp { + F f; int e; - static constexpr const int num_significand_bits = bits::value; + static constexpr const int num_significand_bits = bits::value; - constexpr fp() : f(0), e(0) {} - constexpr fp(uint64_t f_val, int e_val) : f(f_val), e(e_val) {} + constexpr basic_fp() : f(0), e(0) {} + constexpr basic_fp(uint64_t f_val, int e_val) : f(f_val), e(e_val) {} - // Constructs fp from an IEEE754 floating-point number. It is a template to - // prevent compile errors on systems where n is not IEEE754. - template explicit FMT_CONSTEXPR fp(Float n) { assign(n); } + // Constructs fp from an IEEE754 floating-point number. + template FMT_CONSTEXPR basic_fp(Float n) { assign(n); } - template - using is_supported = bool_constant; - - // Assigns d to this and return true iff predecessor is closer than successor. - template ::value)> - FMT_CONSTEXPR bool assign(Float n) { - // Assume float is in the format [sign][exponent][significand]. - const int num_float_significand_bits = + // Assigns n to this and return true iff predecessor is closer than successor. + template FMT_CONSTEXPR auto assign(Float n) -> bool { + static_assert((std::numeric_limits::is_iec559 && + std::numeric_limits::digits <= 113) || + is_float128::value, + "unsupported FP"); + // Assume Float is in the format [sign][exponent][significand]. + using carrier_uint = typename dragonbox::float_info::carrier_uint; + const auto num_float_significand_bits = detail::num_significand_bits(); - const uint64_t implicit_bit = 1ULL << num_float_significand_bits; - const uint64_t significand_mask = implicit_bit - 1; - constexpr bool is_double = sizeof(Float) == sizeof(uint64_t); - auto u = bit_cast>(n); - f = u & significand_mask; - const uint64_t exponent_mask = (~0ULL >> 1) & ~significand_mask; - int biased_e = - static_cast((u & exponent_mask) >> num_float_significand_bits); + const auto implicit_bit = carrier_uint(1) << num_float_significand_bits; + const auto significand_mask = implicit_bit - 1; + auto u = bit_cast(n); + f = static_cast(u & significand_mask); + auto biased_e = static_cast((u & exponent_mask()) >> + num_float_significand_bits); // The predecessor is closer if n is a normalized power of 2 (f == 0) other // than the smallest normalized number (biased_e > 1). - bool is_predecessor_closer = f == 0 && biased_e > 1; - if (biased_e != 0) - f += implicit_bit; - else + auto is_predecessor_closer = f == 0 && biased_e > 1; + if (biased_e == 0) biased_e = 1; // Subnormals use biased exponent 1 (min exponent). - const int exponent_bias = std::numeric_limits::max_exponent - 1; - e = biased_e - exponent_bias - num_float_significand_bits; + else if (has_implicit_bit()) + f += static_cast(implicit_bit); + e = biased_e - exponent_bias() - num_float_significand_bits; + if (!has_implicit_bit()) ++e; return is_predecessor_closer; } - - template ::value)> - bool assign(Float) { - FMT_ASSERT(false, ""); - return false; - } }; +using fp = basic_fp; + // Normalizes the value converted from double and multiplied by (1 << SHIFT). -template FMT_CONSTEXPR fp normalize(fp value) { +template +FMT_CONSTEXPR basic_fp normalize(basic_fp value) { // Handle subnormals. - const uint64_t implicit_bit = 1ULL << num_significand_bits(); + const auto implicit_bit = F(1) << num_significand_bits(); const auto shifted_implicit_bit = implicit_bit << SHIFT; while ((value.f & shifted_implicit_bit) == 0) { value.f <<= 1; @@ -301,7 +264,9 @@ template FMT_CONSTEXPR fp normalize(fp value) { return value; } -inline bool operator==(fp x, fp y) { return x.f == y.f && x.e == y.e; } +template inline bool operator==(basic_fp x, basic_fp y) { + return x.f == y.f && x.e == y.e; +} // Computes lhs * rhs / pow(2, 64) rounded to nearest with half-up tie breaking. FMT_CONSTEXPR inline uint64_t multiply(uint64_t lhs, uint64_t rhs) { @@ -330,7 +295,8 @@ FMT_CONSTEXPR inline fp operator*(fp x, fp y) { FMT_CONSTEXPR inline fp get_cached_power(int min_exponent, int& pow10_exponent) { const int shift = 32; - const auto significand = static_cast(log10_2_significand); + // log10(2) = 0x0.4d104d427de7fbcc... + const int64_t significand = 0x4d104d427de7fbcc; int index = static_cast( ((min_exponent + fp::num_significand_bits - 1) * (significand >> shift) + ((int64_t(1) << shift) - 1)) // ceil @@ -346,29 +312,6 @@ FMT_CONSTEXPR inline fp get_cached_power(int min_exponent, impl_data::pow10_exponents[index]}; } -// A simple accumulator to hold the sums of terms in bigint::square if uint128_t -// is not available. -struct accumulator { - uint64_t lower; - uint64_t upper; - - constexpr accumulator() : lower(0), upper(0) {} - constexpr explicit operator uint32_t() const { - return static_cast(lower); - } - - FMT_CONSTEXPR void operator+=(uint64_t n) { - lower += n; - if (lower < n) ++upper; - } - FMT_CONSTEXPR void operator>>=(int shift) { - FMT_ASSERT(shift == 32, ""); - (void)shift; - lower = (upper << 32) | (lower >> 32); - upper >>= 32; - } -}; - class bigint { private: // A bigint is stored as an array of bigits (big digits), with bigit at index @@ -425,29 +368,42 @@ class bigint { if (carry != 0) bigits_.push_back(carry); } - FMT_CONSTEXPR20 void multiply(uint64_t value) { - const bigit mask = ~bigit(0); - const double_bigit lower = value & mask; - const double_bigit upper = value >> bigit_bits; - double_bigit carry = 0; + template ::value || + std::is_same::value)> + FMT_CONSTEXPR20 void multiply(UInt value) { + using half_uint = + conditional_t::value, uint64_t, uint32_t>; + const int shift = num_bits() - bigit_bits; + const UInt lower = static_cast(value); + const UInt upper = value >> num_bits(); + UInt carry = 0; for (size_t i = 0, n = bigits_.size(); i < n; ++i) { - double_bigit result = bigits_[i] * lower + (carry & mask); - carry = - bigits_[i] * upper + (result >> bigit_bits) + (carry >> bigit_bits); + UInt result = lower * bigits_[i] + static_cast(carry); + carry = (upper * bigits_[i] << shift) + (result >> bigit_bits) + + (carry >> bigit_bits); bigits_[i] = static_cast(result); } while (carry != 0) { - bigits_.push_back(carry & mask); + bigits_.push_back(static_cast(carry)); carry >>= bigit_bits; } } + template ::value || + std::is_same::value)> + FMT_CONSTEXPR20 void assign(UInt n) { + size_t num_bigits = 0; + do { + bigits_[num_bigits++] = static_cast(n); + n >>= bigit_bits; + } while (n != 0); + bigits_.resize(num_bigits); + exp_ = 0; + } + public: FMT_CONSTEXPR20 bigint() : exp_(0) {} explicit bigint(uint64_t n) { assign(n); } - FMT_CONSTEXPR20 ~bigint() { - FMT_ASSERT(bigits_.capacity() <= bigits_capacity, ""); - } bigint(const bigint&) = delete; void operator=(const bigint&) = delete; @@ -460,14 +416,9 @@ class bigint { exp_ = other.exp_; } - FMT_CONSTEXPR20 void assign(uint64_t n) { - size_t num_bigits = 0; - do { - bigits_[num_bigits++] = n & ~bigit(0); - n >>= bigit_bits; - } while (n != 0); - bigits_.resize(num_bigits); - exp_ = 0; + template FMT_CONSTEXPR20 void operator=(Int n) { + FMT_ASSERT(n > 0, ""); + assign(uint64_or_128_t(n)); } FMT_CONSTEXPR20 int num_bigits() const { @@ -538,14 +489,14 @@ class bigint { // Assigns pow(10, exp) to this bigint. FMT_CONSTEXPR20 void assign_pow10(int exp) { FMT_ASSERT(exp >= 0, ""); - if (exp == 0) return assign(1); + if (exp == 0) return *this = 1; // Find the top bit. int bitmask = 1; while (exp >= bitmask) bitmask <<= 1; bitmask >>= 1; // pow(10, exp) = pow(5, exp) * pow(2, exp). First compute pow(5, exp) by // repeated squaring and multiplication. - assign(5); + *this = 5; bitmask >>= 1; while (bitmask != 0) { square(); @@ -560,8 +511,7 @@ class bigint { int num_result_bigits = 2 * num_bigits; basic_memory_buffer n(std::move(bigits_)); bigits_.resize(to_unsigned(num_result_bigits)); - using accumulator_t = conditional_t; - auto sum = accumulator_t(); + auto sum = uint128_t(); for (int bigit_index = 0; bigit_index < num_bigits; ++bigit_index) { // Compute bigit at position bigit_index of the result by adding // cross-product terms n[i] * n[j] such that i + j == bigit_index. @@ -685,6 +635,14 @@ struct gen_digits_handler { } }; +inline FMT_CONSTEXPR20 void adjust_precision(int& precision, int exp10) { + // Adjust fixed precision by exponent because it is relative to decimal + // point. + if (exp10 > 0 && precision > max_value() - exp10) + FMT_THROW(format_error("number is too big")); + precision += exp10; +} + // Generates output using the Grisu digit-gen algorithm. // error: the size of the region (lower, upper) outside of which numbers // definitely do not round to value (Delta in Grisu3). @@ -702,14 +660,7 @@ FMT_INLINE FMT_CONSTEXPR20 digits::result grisu_gen_digits( exp = count_digits(integral); // kappa in Grisu. // Non-fixed formats require at least one digit and no precision adjustment. if (handler.fixed) { - // Adjust fixed precision by exponent because it is relative to decimal - // point. - int precision_offset = exp + handler.exp10; - if (precision_offset > 0 && - handler.precision > max_value() - precision_offset) { - FMT_THROW(format_error("number is too big")); - } - handler.precision += precision_offset; + adjust_precision(handler.precision, exp + handler.exp10); // Check if precision is satisfied just by leading zeros, e.g. // format("{:.2f}", 0.001) gives "0.00" without generating any digits. if (handler.precision <= 0) { @@ -785,66 +736,53 @@ FMT_INLINE FMT_CONSTEXPR20 digits::result grisu_gen_digits( } } -// A 128-bit integer type used internally, -struct uint128_wrapper { - uint128_wrapper() = default; - -#if FMT_USE_INT128 - uint128_t internal_; - - constexpr uint128_wrapper(uint64_t high, uint64_t low) FMT_NOEXCEPT - : internal_{static_cast(low) | - (static_cast(high) << 64)} {} - - constexpr uint128_wrapper(uint128_t u) : internal_{u} {} - - constexpr uint64_t high() const FMT_NOEXCEPT { - return uint64_t(internal_ >> 64); - } - constexpr uint64_t low() const FMT_NOEXCEPT { return uint64_t(internal_); } - - uint128_wrapper& operator+=(uint64_t n) FMT_NOEXCEPT { - internal_ += n; +inline FMT_CONSTEXPR20 uint128_fallback& uint128_fallback::operator+=( + uint64_t n) noexcept { + if (is_constant_evaluated()) { + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); return *this; } -#else - uint64_t high_; - uint64_t low_; - - constexpr uint128_wrapper(uint64_t high, uint64_t low) FMT_NOEXCEPT - : high_{high}, - low_{low} {} - - constexpr uint64_t high() const FMT_NOEXCEPT { return high_; } - constexpr uint64_t low() const FMT_NOEXCEPT { return low_; } - - uint128_wrapper& operator+=(uint64_t n) FMT_NOEXCEPT { -# if defined(_MSC_VER) && defined(_M_X64) - unsigned char carry = _addcarry_u64(0, low_, n, &low_); - _addcarry_u64(carry, high_, 0, &high_); - return *this; -# else - uint64_t sum = low_ + n; - high_ += (sum < low_ ? 1 : 0); - low_ = sum; - return *this; -# endif - } -#endif -}; - -// Implementation of Dragonbox algorithm: https://github.com/jk-jeon/dragonbox. -namespace dragonbox { -// Computes 128-bit result of multiplication of two 64-bit unsigned integers. -inline uint128_wrapper umul128(uint64_t x, uint64_t y) FMT_NOEXCEPT { -#if FMT_USE_INT128 - return static_cast(x) * static_cast(y); +#if FMT_HAS_BUILTIN(__builtin_addcll) + unsigned long long carry; + lo_ = __builtin_addcll(lo_, n, 0, &carry); + hi_ += carry; +#elif FMT_HAS_BUILTIN(__builtin_ia32_addcarryx_u64) + unsigned long long result; + auto carry = __builtin_ia32_addcarryx_u64(0, lo_, n, &result); + lo_ = result; + hi_ += carry; #elif defined(_MSC_VER) && defined(_M_X64) - uint128_wrapper result; - result.low_ = _umul128(x, y, &result.high_); + auto carry = _addcarry_u64(0, lo_, n, &lo_); + _addcarry_u64(carry, hi_, 0, &hi_); +#else + lo_ += n; + hi_ += (lo_ < n ? 1 : 0); +#endif + return *this; +} + +// Compilers should be able to optimize this into the ror instruction. +FMT_CONSTEXPR inline uint32_t rotr(uint32_t n, uint32_t r) noexcept { + r &= 31; + return (n >> r) | (n << (32 - r)); +} +FMT_CONSTEXPR inline uint64_t rotr(uint64_t n, uint32_t r) noexcept { + r &= 63; + return (n >> r) | (n << (64 - r)); +} + +// Computes 128-bit result of multiplication of two 64-bit unsigned integers. +inline uint128_fallback umul128(uint64_t x, uint64_t y) noexcept { +#if FMT_USE_INT128 + auto p = static_cast(x) * static_cast(y); + return {static_cast(p >> 64), static_cast(p)}; +#elif defined(_MSC_VER) && defined(_M_X64) + auto result = uint128_fallback(); + result.lo_ = _umul128(x, y, &result.hi_); return result; #else - const uint64_t mask = (uint64_t(1) << 32) - uint64_t(1); + const uint64_t mask = static_cast(max_value()); uint64_t a = x >> 32; uint64_t b = x & mask; @@ -863,10 +801,12 @@ inline uint128_wrapper umul128(uint64_t x, uint64_t y) FMT_NOEXCEPT { #endif } +// Implementation of Dragonbox algorithm: https://github.com/jk-jeon/dragonbox. +namespace dragonbox { // Computes upper 64 bits of multiplication of two 64-bit unsigned integers. -inline uint64_t umul128_upper64(uint64_t x, uint64_t y) FMT_NOEXCEPT { +inline uint64_t umul128_upper64(uint64_t x, uint64_t y) noexcept { #if FMT_USE_INT128 - auto p = static_cast(x) * static_cast(y); + auto p = static_cast(x) * static_cast(y); return static_cast(p >> 64); #elif defined(_MSC_VER) && defined(_M_X64) return __umulh(x, y); @@ -875,170 +815,105 @@ inline uint64_t umul128_upper64(uint64_t x, uint64_t y) FMT_NOEXCEPT { #endif } -// Computes upper 64 bits of multiplication of a 64-bit unsigned integer and a +// Computes upper 128 bits of multiplication of a 64-bit unsigned integer and a // 128-bit unsigned integer. -inline uint64_t umul192_upper64(uint64_t x, uint128_wrapper y) FMT_NOEXCEPT { - uint128_wrapper g0 = umul128(x, y.high()); - g0 += umul128_upper64(x, y.low()); - return g0.high(); +inline uint128_fallback umul192_upper128(uint64_t x, + uint128_fallback y) noexcept { + uint128_fallback r = umul128(x, y.high()); + r += umul128_upper64(x, y.low()); + return r; } -// Computes upper 32 bits of multiplication of a 32-bit unsigned integer and a +// Computes upper 64 bits of multiplication of a 32-bit unsigned integer and a // 64-bit unsigned integer. -inline uint32_t umul96_upper32(uint32_t x, uint64_t y) FMT_NOEXCEPT { - return static_cast(umul128_upper64(x, y)); +inline uint64_t umul96_upper64(uint32_t x, uint64_t y) noexcept { + return umul128_upper64(static_cast(x) << 32, y); } -// Computes middle 64 bits of multiplication of a 64-bit unsigned integer and a +// Computes lower 128 bits of multiplication of a 64-bit unsigned integer and a // 128-bit unsigned integer. -inline uint64_t umul192_middle64(uint64_t x, uint128_wrapper y) FMT_NOEXCEPT { - uint64_t g01 = x * y.high(); - uint64_t g10 = umul128_upper64(x, y.low()); - return g01 + g10; +inline uint128_fallback umul192_lower128(uint64_t x, + uint128_fallback y) noexcept { + uint64_t high = x * y.high(); + uint128_fallback high_low = umul128(x, y.low()); + return {high + high_low.high(), high_low.low()}; } // Computes lower 64 bits of multiplication of a 32-bit unsigned integer and a // 64-bit unsigned integer. -inline uint64_t umul96_lower64(uint32_t x, uint64_t y) FMT_NOEXCEPT { +inline uint64_t umul96_lower64(uint32_t x, uint64_t y) noexcept { return x * y; } -// Computes floor(log10(pow(2, e))) for e in [-1700, 1700] using the method from -// https://fmt.dev/papers/Grisu-Exact.pdf#page=5, section 3.4. -inline int floor_log10_pow2(int e) FMT_NOEXCEPT { - FMT_ASSERT(e <= 1700 && e >= -1700, "too large exponent"); - const int shift = 22; - return (e * static_cast(log10_2_significand >> (64 - shift))) >> shift; +// Computes floor(log10(pow(2, e))) for e in [-2620, 2620] using the method from +// https://fmt.dev/papers/Dragonbox.pdf#page=28, section 6.1. +inline int floor_log10_pow2(int e) noexcept { + FMT_ASSERT(e <= 2620 && e >= -2620, "too large exponent"); + static_assert((-1 >> 1) == -1, "right shift is not arithmetic"); + return (e * 315653) >> 20; } // Various fast log computations. -inline int floor_log2_pow10(int e) FMT_NOEXCEPT { +inline int floor_log2_pow10(int e) noexcept { FMT_ASSERT(e <= 1233 && e >= -1233, "too large exponent"); - const uint64_t log2_10_integer_part = 3; - const uint64_t log2_10_fractional_digits = 0x5269e12f346e2bf9; - const int shift_amount = 19; - return (e * static_cast( - (log2_10_integer_part << shift_amount) | - (log2_10_fractional_digits >> (64 - shift_amount)))) >> - shift_amount; + return (e * 1741647) >> 19; } -inline int floor_log10_pow2_minus_log10_4_over_3(int e) FMT_NOEXCEPT { - FMT_ASSERT(e <= 1700 && e >= -1700, "too large exponent"); - const uint64_t log10_4_over_3_fractional_digits = 0x1ffbfc2bbc780375; - const int shift_amount = 22; - return (e * static_cast(log10_2_significand >> (64 - shift_amount)) - - static_cast(log10_4_over_3_fractional_digits >> - (64 - shift_amount))) >> - shift_amount; +inline int floor_log10_pow2_minus_log10_4_over_3(int e) noexcept { + FMT_ASSERT(e <= 2936 && e >= -2985, "too large exponent"); + return (e * 631305 - 261663) >> 21; } -// Returns true iff x is divisible by pow(2, exp). -inline bool divisible_by_power_of_2(uint32_t x, int exp) FMT_NOEXCEPT { - FMT_ASSERT(exp >= 1, ""); - FMT_ASSERT(x != 0, ""); -#ifdef FMT_BUILTIN_CTZ - return FMT_BUILTIN_CTZ(x) >= exp; -#else - return exp < num_bits() && x == ((x >> exp) << exp); -#endif -} -inline bool divisible_by_power_of_2(uint64_t x, int exp) FMT_NOEXCEPT { - FMT_ASSERT(exp >= 1, ""); - FMT_ASSERT(x != 0, ""); -#ifdef FMT_BUILTIN_CTZLL - return FMT_BUILTIN_CTZLL(x) >= exp; -#else - return exp < num_bits() && x == ((x >> exp) << exp); -#endif -} +static constexpr struct { + uint32_t divisor; + int shift_amount; +} div_small_pow10_infos[] = {{10, 16}, {100, 16}}; -// Table entry type for divisibility test. -template struct divtest_table_entry { - T mod_inv; - T max_quotient; -}; - -// Returns true iff x is divisible by pow(5, exp). -inline bool divisible_by_power_of_5(uint32_t x, int exp) FMT_NOEXCEPT { - FMT_ASSERT(exp <= 10, "too large exponent"); - static constexpr const divtest_table_entry divtest_table[] = { - {0x00000001, 0xffffffff}, {0xcccccccd, 0x33333333}, - {0xc28f5c29, 0x0a3d70a3}, {0x26e978d5, 0x020c49ba}, - {0x3afb7e91, 0x0068db8b}, {0x0bcbe61d, 0x0014f8b5}, - {0x68c26139, 0x000431bd}, {0xae8d46a5, 0x0000d6bf}, - {0x22e90e21, 0x00002af3}, {0x3a2e9c6d, 0x00000897}, - {0x3ed61f49, 0x000001b7}}; - return x * divtest_table[exp].mod_inv <= divtest_table[exp].max_quotient; -} -inline bool divisible_by_power_of_5(uint64_t x, int exp) FMT_NOEXCEPT { - FMT_ASSERT(exp <= 23, "too large exponent"); - static constexpr const divtest_table_entry divtest_table[] = { - {0x0000000000000001, 0xffffffffffffffff}, - {0xcccccccccccccccd, 0x3333333333333333}, - {0x8f5c28f5c28f5c29, 0x0a3d70a3d70a3d70}, - {0x1cac083126e978d5, 0x020c49ba5e353f7c}, - {0xd288ce703afb7e91, 0x0068db8bac710cb2}, - {0x5d4e8fb00bcbe61d, 0x0014f8b588e368f0}, - {0x790fb65668c26139, 0x000431bde82d7b63}, - {0xe5032477ae8d46a5, 0x0000d6bf94d5e57a}, - {0xc767074b22e90e21, 0x00002af31dc46118}, - {0x8e47ce423a2e9c6d, 0x0000089705f4136b}, - {0x4fa7f60d3ed61f49, 0x000001b7cdfd9d7b}, - {0x0fee64690c913975, 0x00000057f5ff85e5}, - {0x3662e0e1cf503eb1, 0x000000119799812d}, - {0xa47a2cf9f6433fbd, 0x0000000384b84d09}, - {0x54186f653140a659, 0x00000000b424dc35}, - {0x7738164770402145, 0x0000000024075f3d}, - {0xe4a4d1417cd9a041, 0x000000000734aca5}, - {0xc75429d9e5c5200d, 0x000000000170ef54}, - {0xc1773b91fac10669, 0x000000000049c977}, - {0x26b172506559ce15, 0x00000000000ec1e4}, - {0xd489e3a9addec2d1, 0x000000000002f394}, - {0x90e860bb892c8d5d, 0x000000000000971d}, - {0x502e79bf1b6f4f79, 0x0000000000001e39}, - {0xdcd618596be30fe5, 0x000000000000060b}}; - return x * divtest_table[exp].mod_inv <= divtest_table[exp].max_quotient; -} - -// Replaces n by floor(n / pow(5, N)) returning true if and only if n is -// divisible by pow(5, N). -// Precondition: n <= 2 * pow(5, N + 1). +// Replaces n by floor(n / pow(10, N)) returning true if and only if n is +// divisible by pow(10, N). +// Precondition: n <= pow(10, N + 1). template -bool check_divisibility_and_divide_by_pow5(uint32_t& n) FMT_NOEXCEPT { - static constexpr struct { - uint32_t magic_number; - int bits_for_comparison; - uint32_t threshold; - int shift_amount; - } infos[] = {{0xcccd, 16, 0x3333, 18}, {0xa429, 8, 0x0a, 20}}; - constexpr auto info = infos[N - 1]; - n *= info.magic_number; - const uint32_t comparison_mask = (1u << info.bits_for_comparison) - 1; - bool result = (n & comparison_mask) <= info.threshold; +bool check_divisibility_and_divide_by_pow10(uint32_t& n) noexcept { + // The numbers below are chosen such that: + // 1. floor(n/d) = floor(nm / 2^k) where d=10 or d=100, + // 2. nm mod 2^k < m if and only if n is divisible by d, + // where m is magic_number, k is shift_amount + // and d is divisor. + // + // Item 1 is a common technique of replacing division by a constant with + // multiplication, see e.g. "Division by Invariant Integers Using + // Multiplication" by Granlund and Montgomery (1994). magic_number (m) is set + // to ceil(2^k/d) for large enough k. + // The idea for item 2 originates from Schubfach. + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = + (1u << info.shift_amount) / info.divisor + 1; + n *= magic_number; + const uint32_t comparison_mask = (1u << info.shift_amount) - 1; + bool result = (n & comparison_mask) < magic_number; n >>= info.shift_amount; return result; } // Computes floor(n / pow(10, N)) for small n and N. // Precondition: n <= pow(10, N + 1). -template uint32_t small_division_by_pow10(uint32_t n) FMT_NOEXCEPT { - static constexpr struct { - uint32_t magic_number; - int shift_amount; - uint32_t divisor_times_10; - } infos[] = {{0xcccd, 19, 100}, {0xa3d8, 22, 1000}}; - constexpr auto info = infos[N - 1]; - FMT_ASSERT(n <= info.divisor_times_10, "n is too large"); - return n * info.magic_number >> info.shift_amount; +template uint32_t small_division_by_pow10(uint32_t n) noexcept { + constexpr auto info = div_small_pow10_infos[N - 1]; + FMT_ASSERT(n <= info.divisor * 10, "n is too large"); + constexpr uint32_t magic_number = + (1u << info.shift_amount) / info.divisor + 1; + return (n * magic_number) >> info.shift_amount; } // Computes floor(n / 10^(kappa + 1)) (float) -inline uint32_t divide_by_10_to_kappa_plus_1(uint32_t n) FMT_NOEXCEPT { - return n / float_info::big_divisor; +inline uint32_t divide_by_10_to_kappa_plus_1(uint32_t n) noexcept { + // 1374389535 = ceil(2^37/100) + return static_cast((static_cast(n) * 1374389535) >> 37); } // Computes floor(n / 10^(kappa + 1)) (double) -inline uint64_t divide_by_10_to_kappa_plus_1(uint64_t n) FMT_NOEXCEPT { - return umul128_upper64(n, 0x83126e978d4fdf3c) >> 9; +inline uint64_t divide_by_10_to_kappa_plus_1(uint64_t n) noexcept { + // 2361183241434822607 = ceil(2^(64+7)/1000) + return umul128_upper64(n, 2361183241434822607ull) >> 7; } // Various subroutines using pow10 cache @@ -1048,7 +923,7 @@ template <> struct cache_accessor { using carrier_uint = float_info::carrier_uint; using cache_entry_type = uint64_t; - static uint64_t get_cached_power(int k) FMT_NOEXCEPT { + static uint64_t get_cached_power(int k) noexcept { FMT_ASSERT(k >= float_info::min_k && k <= float_info::max_k, "k is out of range"); static constexpr const uint64_t pow10_significands[] = { @@ -1071,54 +946,65 @@ template <> struct cache_accessor { 0xb1a2bc2ec5000000, 0xde0b6b3a76400000, 0x8ac7230489e80000, 0xad78ebc5ac620000, 0xd8d726b7177a8000, 0x878678326eac9000, 0xa968163f0a57b400, 0xd3c21bcecceda100, 0x84595161401484a0, - 0xa56fa5b99019a5c8, 0xcecb8f27f4200f3a, 0x813f3978f8940984, - 0xa18f07d736b90be5, 0xc9f2c9cd04674ede, 0xfc6f7c4045812296, - 0x9dc5ada82b70b59d, 0xc5371912364ce305, 0xf684df56c3e01bc6, - 0x9a130b963a6c115c, 0xc097ce7bc90715b3, 0xf0bdc21abb48db20, - 0x96769950b50d88f4, 0xbc143fa4e250eb31, 0xeb194f8e1ae525fd, - 0x92efd1b8d0cf37be, 0xb7abc627050305ad, 0xe596b7b0c643c719, - 0x8f7e32ce7bea5c6f, 0xb35dbf821ae4f38b, 0xe0352f62a19e306e}; + 0xa56fa5b99019a5c8, 0xcecb8f27f4200f3a, 0x813f3978f8940985, + 0xa18f07d736b90be6, 0xc9f2c9cd04674edf, 0xfc6f7c4045812297, + 0x9dc5ada82b70b59e, 0xc5371912364ce306, 0xf684df56c3e01bc7, + 0x9a130b963a6c115d, 0xc097ce7bc90715b4, 0xf0bdc21abb48db21, + 0x96769950b50d88f5, 0xbc143fa4e250eb32, 0xeb194f8e1ae525fe, + 0x92efd1b8d0cf37bf, 0xb7abc627050305ae, 0xe596b7b0c643c71a, + 0x8f7e32ce7bea5c70, 0xb35dbf821ae4f38c, 0xe0352f62a19e306f}; return pow10_significands[k - float_info::min_k]; } - static carrier_uint compute_mul(carrier_uint u, - const cache_entry_type& cache) FMT_NOEXCEPT { - return umul96_upper32(u, cache); + struct compute_mul_result { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result { + bool parity; + bool is_integer; + }; + + static compute_mul_result compute_mul( + carrier_uint u, const cache_entry_type& cache) noexcept { + auto r = umul96_upper64(u, cache); + return {static_cast(r >> 32), + static_cast(r) == 0}; } static uint32_t compute_delta(const cache_entry_type& cache, - int beta_minus_1) FMT_NOEXCEPT { - return static_cast(cache >> (64 - 1 - beta_minus_1)); + int beta) noexcept { + return static_cast(cache >> (64 - 1 - beta)); } - static bool compute_mul_parity(carrier_uint two_f, - const cache_entry_type& cache, - int beta_minus_1) FMT_NOEXCEPT { - FMT_ASSERT(beta_minus_1 >= 1, ""); - FMT_ASSERT(beta_minus_1 < 64, ""); + static compute_mul_parity_result compute_mul_parity( + carrier_uint two_f, const cache_entry_type& cache, int beta) noexcept { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); - return ((umul96_lower64(two_f, cache) >> (64 - beta_minus_1)) & 1) != 0; + auto r = umul96_lower64(two_f, cache); + return {((r >> (64 - beta)) & 1) != 0, + static_cast(r >> (32 - beta)) == 0}; } static carrier_uint compute_left_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) FMT_NOEXCEPT { + const cache_entry_type& cache, int beta) noexcept { return static_cast( - (cache - (cache >> (float_info::significand_bits + 2))) >> - (64 - float_info::significand_bits - 1 - beta_minus_1)); + (cache - (cache >> (num_significand_bits() + 2))) >> + (64 - num_significand_bits() - 1 - beta)); } static carrier_uint compute_right_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) FMT_NOEXCEPT { + const cache_entry_type& cache, int beta) noexcept { return static_cast( - (cache + (cache >> (float_info::significand_bits + 1))) >> - (64 - float_info::significand_bits - 1 - beta_minus_1)); + (cache + (cache >> (num_significand_bits() + 1))) >> + (64 - num_significand_bits() - 1 - beta)); } static carrier_uint compute_round_up_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) FMT_NOEXCEPT { + const cache_entry_type& cache, int beta) noexcept { return (static_cast( - cache >> - (64 - float_info::significand_bits - 2 - beta_minus_1)) + + cache >> (64 - num_significand_bits() - 2 - beta)) + 1) / 2; } @@ -1126,13 +1012,13 @@ template <> struct cache_accessor { template <> struct cache_accessor { using carrier_uint = float_info::carrier_uint; - using cache_entry_type = uint128_wrapper; + using cache_entry_type = uint128_fallback; - static uint128_wrapper get_cached_power(int k) FMT_NOEXCEPT { + static uint128_fallback get_cached_power(int k) noexcept { FMT_ASSERT(k >= float_info::min_k && k <= float_info::max_k, "k is out of range"); - static constexpr const uint128_wrapper pow10_significands[] = { + static constexpr const uint128_fallback pow10_significands[] = { #if FMT_USE_FULL_CACHE_DRAGONBOX {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, {0x9faacf3df73609b1, 0x77b191618c54e9ad}, @@ -1482,278 +1368,278 @@ template <> struct cache_accessor { {0x85a36366eb71f041, 0x47a6da2b7f864750}, {0xa70c3c40a64e6c51, 0x999090b65f67d924}, {0xd0cf4b50cfe20765, 0xfff4b4e3f741cf6d}, - {0x82818f1281ed449f, 0xbff8f10e7a8921a4}, - {0xa321f2d7226895c7, 0xaff72d52192b6a0d}, - {0xcbea6f8ceb02bb39, 0x9bf4f8a69f764490}, - {0xfee50b7025c36a08, 0x02f236d04753d5b4}, - {0x9f4f2726179a2245, 0x01d762422c946590}, - {0xc722f0ef9d80aad6, 0x424d3ad2b7b97ef5}, - {0xf8ebad2b84e0d58b, 0xd2e0898765a7deb2}, - {0x9b934c3b330c8577, 0x63cc55f49f88eb2f}, - {0xc2781f49ffcfa6d5, 0x3cbf6b71c76b25fb}, - {0xf316271c7fc3908a, 0x8bef464e3945ef7a}, - {0x97edd871cfda3a56, 0x97758bf0e3cbb5ac}, - {0xbde94e8e43d0c8ec, 0x3d52eeed1cbea317}, - {0xed63a231d4c4fb27, 0x4ca7aaa863ee4bdd}, - {0x945e455f24fb1cf8, 0x8fe8caa93e74ef6a}, - {0xb975d6b6ee39e436, 0xb3e2fd538e122b44}, - {0xe7d34c64a9c85d44, 0x60dbbca87196b616}, - {0x90e40fbeea1d3a4a, 0xbc8955e946fe31cd}, - {0xb51d13aea4a488dd, 0x6babab6398bdbe41}, - {0xe264589a4dcdab14, 0xc696963c7eed2dd1}, - {0x8d7eb76070a08aec, 0xfc1e1de5cf543ca2}, - {0xb0de65388cc8ada8, 0x3b25a55f43294bcb}, - {0xdd15fe86affad912, 0x49ef0eb713f39ebe}, - {0x8a2dbf142dfcc7ab, 0x6e3569326c784337}, - {0xacb92ed9397bf996, 0x49c2c37f07965404}, - {0xd7e77a8f87daf7fb, 0xdc33745ec97be906}, - {0x86f0ac99b4e8dafd, 0x69a028bb3ded71a3}, - {0xa8acd7c0222311bc, 0xc40832ea0d68ce0c}, - {0xd2d80db02aabd62b, 0xf50a3fa490c30190}, - {0x83c7088e1aab65db, 0x792667c6da79e0fa}, - {0xa4b8cab1a1563f52, 0x577001b891185938}, - {0xcde6fd5e09abcf26, 0xed4c0226b55e6f86}, - {0x80b05e5ac60b6178, 0x544f8158315b05b4}, - {0xa0dc75f1778e39d6, 0x696361ae3db1c721}, - {0xc913936dd571c84c, 0x03bc3a19cd1e38e9}, - {0xfb5878494ace3a5f, 0x04ab48a04065c723}, - {0x9d174b2dcec0e47b, 0x62eb0d64283f9c76}, - {0xc45d1df942711d9a, 0x3ba5d0bd324f8394}, - {0xf5746577930d6500, 0xca8f44ec7ee36479}, - {0x9968bf6abbe85f20, 0x7e998b13cf4e1ecb}, - {0xbfc2ef456ae276e8, 0x9e3fedd8c321a67e}, - {0xefb3ab16c59b14a2, 0xc5cfe94ef3ea101e}, - {0x95d04aee3b80ece5, 0xbba1f1d158724a12}, - {0xbb445da9ca61281f, 0x2a8a6e45ae8edc97}, - {0xea1575143cf97226, 0xf52d09d71a3293bd}, - {0x924d692ca61be758, 0x593c2626705f9c56}, - {0xb6e0c377cfa2e12e, 0x6f8b2fb00c77836c}, - {0xe498f455c38b997a, 0x0b6dfb9c0f956447}, - {0x8edf98b59a373fec, 0x4724bd4189bd5eac}, - {0xb2977ee300c50fe7, 0x58edec91ec2cb657}, - {0xdf3d5e9bc0f653e1, 0x2f2967b66737e3ed}, - {0x8b865b215899f46c, 0xbd79e0d20082ee74}, - {0xae67f1e9aec07187, 0xecd8590680a3aa11}, - {0xda01ee641a708de9, 0xe80e6f4820cc9495}, - {0x884134fe908658b2, 0x3109058d147fdcdd}, - {0xaa51823e34a7eede, 0xbd4b46f0599fd415}, - {0xd4e5e2cdc1d1ea96, 0x6c9e18ac7007c91a}, - {0x850fadc09923329e, 0x03e2cf6bc604ddb0}, - {0xa6539930bf6bff45, 0x84db8346b786151c}, - {0xcfe87f7cef46ff16, 0xe612641865679a63}, - {0x81f14fae158c5f6e, 0x4fcb7e8f3f60c07e}, - {0xa26da3999aef7749, 0xe3be5e330f38f09d}, - {0xcb090c8001ab551c, 0x5cadf5bfd3072cc5}, - {0xfdcb4fa002162a63, 0x73d9732fc7c8f7f6}, - {0x9e9f11c4014dda7e, 0x2867e7fddcdd9afa}, - {0xc646d63501a1511d, 0xb281e1fd541501b8}, - {0xf7d88bc24209a565, 0x1f225a7ca91a4226}, - {0x9ae757596946075f, 0x3375788de9b06958}, - {0xc1a12d2fc3978937, 0x0052d6b1641c83ae}, - {0xf209787bb47d6b84, 0xc0678c5dbd23a49a}, - {0x9745eb4d50ce6332, 0xf840b7ba963646e0}, - {0xbd176620a501fbff, 0xb650e5a93bc3d898}, - {0xec5d3fa8ce427aff, 0xa3e51f138ab4cebe}, - {0x93ba47c980e98cdf, 0xc66f336c36b10137}, - {0xb8a8d9bbe123f017, 0xb80b0047445d4184}, - {0xe6d3102ad96cec1d, 0xa60dc059157491e5}, - {0x9043ea1ac7e41392, 0x87c89837ad68db2f}, - {0xb454e4a179dd1877, 0x29babe4598c311fb}, - {0xe16a1dc9d8545e94, 0xf4296dd6fef3d67a}, - {0x8ce2529e2734bb1d, 0x1899e4a65f58660c}, - {0xb01ae745b101e9e4, 0x5ec05dcff72e7f8f}, - {0xdc21a1171d42645d, 0x76707543f4fa1f73}, - {0x899504ae72497eba, 0x6a06494a791c53a8}, - {0xabfa45da0edbde69, 0x0487db9d17636892}, - {0xd6f8d7509292d603, 0x45a9d2845d3c42b6}, - {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b2}, - {0xa7f26836f282b732, 0x8e6cac7768d7141e}, - {0xd1ef0244af2364ff, 0x3207d795430cd926}, - {0x8335616aed761f1f, 0x7f44e6bd49e807b8}, - {0xa402b9c5a8d3a6e7, 0x5f16206c9c6209a6}, - {0xcd036837130890a1, 0x36dba887c37a8c0f}, - {0x802221226be55a64, 0xc2494954da2c9789}, - {0xa02aa96b06deb0fd, 0xf2db9baa10b7bd6c}, - {0xc83553c5c8965d3d, 0x6f92829494e5acc7}, - {0xfa42a8b73abbf48c, 0xcb772339ba1f17f9}, - {0x9c69a97284b578d7, 0xff2a760414536efb}, - {0xc38413cf25e2d70d, 0xfef5138519684aba}, - {0xf46518c2ef5b8cd1, 0x7eb258665fc25d69}, - {0x98bf2f79d5993802, 0xef2f773ffbd97a61}, - {0xbeeefb584aff8603, 0xaafb550ffacfd8fa}, - {0xeeaaba2e5dbf6784, 0x95ba2a53f983cf38}, - 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0x696361ae3db1c722}, + {0xc913936dd571c84c, 0x03bc3a19cd1e38ea}, + {0xfb5878494ace3a5f, 0x04ab48a04065c724}, + {0x9d174b2dcec0e47b, 0x62eb0d64283f9c77}, + {0xc45d1df942711d9a, 0x3ba5d0bd324f8395}, + {0xf5746577930d6500, 0xca8f44ec7ee3647a}, + {0x9968bf6abbe85f20, 0x7e998b13cf4e1ecc}, + {0xbfc2ef456ae276e8, 0x9e3fedd8c321a67f}, + {0xefb3ab16c59b14a2, 0xc5cfe94ef3ea101f}, + {0x95d04aee3b80ece5, 0xbba1f1d158724a13}, + {0xbb445da9ca61281f, 0x2a8a6e45ae8edc98}, + {0xea1575143cf97226, 0xf52d09d71a3293be}, + {0x924d692ca61be758, 0x593c2626705f9c57}, + {0xb6e0c377cfa2e12e, 0x6f8b2fb00c77836d}, + {0xe498f455c38b997a, 0x0b6dfb9c0f956448}, + {0x8edf98b59a373fec, 0x4724bd4189bd5ead}, + {0xb2977ee300c50fe7, 0x58edec91ec2cb658}, + {0xdf3d5e9bc0f653e1, 0x2f2967b66737e3ee}, + {0x8b865b215899f46c, 0xbd79e0d20082ee75}, + {0xae67f1e9aec07187, 0xecd8590680a3aa12}, + {0xda01ee641a708de9, 0xe80e6f4820cc9496}, + {0x884134fe908658b2, 0x3109058d147fdcde}, + {0xaa51823e34a7eede, 0xbd4b46f0599fd416}, + {0xd4e5e2cdc1d1ea96, 0x6c9e18ac7007c91b}, + {0x850fadc09923329e, 0x03e2cf6bc604ddb1}, + {0xa6539930bf6bff45, 0x84db8346b786151d}, + {0xcfe87f7cef46ff16, 0xe612641865679a64}, + {0x81f14fae158c5f6e, 0x4fcb7e8f3f60c07f}, + {0xa26da3999aef7749, 0xe3be5e330f38f09e}, + {0xcb090c8001ab551c, 0x5cadf5bfd3072cc6}, + {0xfdcb4fa002162a63, 0x73d9732fc7c8f7f7}, + {0x9e9f11c4014dda7e, 0x2867e7fddcdd9afb}, + {0xc646d63501a1511d, 0xb281e1fd541501b9}, + {0xf7d88bc24209a565, 0x1f225a7ca91a4227}, + {0x9ae757596946075f, 0x3375788de9b06959}, + {0xc1a12d2fc3978937, 0x0052d6b1641c83af}, + {0xf209787bb47d6b84, 0xc0678c5dbd23a49b}, + {0x9745eb4d50ce6332, 0xf840b7ba963646e1}, + {0xbd176620a501fbff, 0xb650e5a93bc3d899}, + {0xec5d3fa8ce427aff, 0xa3e51f138ab4cebf}, + {0x93ba47c980e98cdf, 0xc66f336c36b10138}, + {0xb8a8d9bbe123f017, 0xb80b0047445d4185}, + {0xe6d3102ad96cec1d, 0xa60dc059157491e6}, + {0x9043ea1ac7e41392, 0x87c89837ad68db30}, + {0xb454e4a179dd1877, 0x29babe4598c311fc}, + {0xe16a1dc9d8545e94, 0xf4296dd6fef3d67b}, + {0x8ce2529e2734bb1d, 0x1899e4a65f58660d}, + {0xb01ae745b101e9e4, 0x5ec05dcff72e7f90}, + {0xdc21a1171d42645d, 0x76707543f4fa1f74}, + {0x899504ae72497eba, 0x6a06494a791c53a9}, + {0xabfa45da0edbde69, 0x0487db9d17636893}, + {0xd6f8d7509292d603, 0x45a9d2845d3c42b7}, + {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b3}, + {0xa7f26836f282b732, 0x8e6cac7768d7141f}, + {0xd1ef0244af2364ff, 0x3207d795430cd927}, + {0x8335616aed761f1f, 0x7f44e6bd49e807b9}, + {0xa402b9c5a8d3a6e7, 0x5f16206c9c6209a7}, + {0xcd036837130890a1, 0x36dba887c37a8c10}, + {0x802221226be55a64, 0xc2494954da2c978a}, + {0xa02aa96b06deb0fd, 0xf2db9baa10b7bd6d}, + {0xc83553c5c8965d3d, 0x6f92829494e5acc8}, + {0xfa42a8b73abbf48c, 0xcb772339ba1f17fa}, + {0x9c69a97284b578d7, 0xff2a760414536efc}, + {0xc38413cf25e2d70d, 0xfef5138519684abb}, + {0xf46518c2ef5b8cd1, 0x7eb258665fc25d6a}, + {0x98bf2f79d5993802, 0xef2f773ffbd97a62}, + {0xbeeefb584aff8603, 0xaafb550ffacfd8fb}, + {0xeeaaba2e5dbf6784, 0x95ba2a53f983cf39}, + {0x952ab45cfa97a0b2, 0xdd945a747bf26184}, + {0xba756174393d88df, 0x94f971119aeef9e5}, + {0xe912b9d1478ceb17, 0x7a37cd5601aab85e}, + {0x91abb422ccb812ee, 0xac62e055c10ab33b}, + {0xb616a12b7fe617aa, 0x577b986b314d600a}, + {0xe39c49765fdf9d94, 0xed5a7e85fda0b80c}, + {0x8e41ade9fbebc27d, 0x14588f13be847308}, + {0xb1d219647ae6b31c, 0x596eb2d8ae258fc9}, + {0xde469fbd99a05fe3, 0x6fca5f8ed9aef3bc}, + {0x8aec23d680043bee, 0x25de7bb9480d5855}, + {0xada72ccc20054ae9, 0xaf561aa79a10ae6b}, + {0xd910f7ff28069da4, 0x1b2ba1518094da05}, + {0x87aa9aff79042286, 0x90fb44d2f05d0843}, + {0xa99541bf57452b28, 0x353a1607ac744a54}, + {0xd3fa922f2d1675f2, 0x42889b8997915ce9}, + {0x847c9b5d7c2e09b7, 0x69956135febada12}, + {0xa59bc234db398c25, 0x43fab9837e699096}, + {0xcf02b2c21207ef2e, 0x94f967e45e03f4bc}, + {0x8161afb94b44f57d, 0x1d1be0eebac278f6}, + {0xa1ba1ba79e1632dc, 0x6462d92a69731733}, + {0xca28a291859bbf93, 0x7d7b8f7503cfdcff}, + {0xfcb2cb35e702af78, 0x5cda735244c3d43f}, + {0x9defbf01b061adab, 0x3a0888136afa64a8}, + {0xc56baec21c7a1916, 0x088aaa1845b8fdd1}, + {0xf6c69a72a3989f5b, 0x8aad549e57273d46}, + {0x9a3c2087a63f6399, 0x36ac54e2f678864c}, + {0xc0cb28a98fcf3c7f, 0x84576a1bb416a7de}, + {0xf0fdf2d3f3c30b9f, 0x656d44a2a11c51d6}, + {0x969eb7c47859e743, 0x9f644ae5a4b1b326}, + {0xbc4665b596706114, 0x873d5d9f0dde1fef}, + {0xeb57ff22fc0c7959, 0xa90cb506d155a7eb}, + {0x9316ff75dd87cbd8, 0x09a7f12442d588f3}, + {0xb7dcbf5354e9bece, 0x0c11ed6d538aeb30}, + {0xe5d3ef282a242e81, 0x8f1668c8a86da5fb}, + {0x8fa475791a569d10, 0xf96e017d694487bd}, + {0xb38d92d760ec4455, 0x37c981dcc395a9ad}, + {0xe070f78d3927556a, 0x85bbe253f47b1418}, + {0x8c469ab843b89562, 0x93956d7478ccec8f}, + {0xaf58416654a6babb, 0x387ac8d1970027b3}, + {0xdb2e51bfe9d0696a, 0x06997b05fcc0319f}, + {0x88fcf317f22241e2, 0x441fece3bdf81f04}, + {0xab3c2fddeeaad25a, 0xd527e81cad7626c4}, + {0xd60b3bd56a5586f1, 0x8a71e223d8d3b075}, + {0x85c7056562757456, 0xf6872d5667844e4a}, + {0xa738c6bebb12d16c, 0xb428f8ac016561dc}, + {0xd106f86e69d785c7, 0xe13336d701beba53}, + {0x82a45b450226b39c, 0xecc0024661173474}, + {0xa34d721642b06084, 0x27f002d7f95d0191}, + {0xcc20ce9bd35c78a5, 0x31ec038df7b441f5}, + {0xff290242c83396ce, 0x7e67047175a15272}, + {0x9f79a169bd203e41, 0x0f0062c6e984d387}, + {0xc75809c42c684dd1, 0x52c07b78a3e60869}, + {0xf92e0c3537826145, 0xa7709a56ccdf8a83}, + {0x9bbcc7a142b17ccb, 0x88a66076400bb692}, + {0xc2abf989935ddbfe, 0x6acff893d00ea436}, + {0xf356f7ebf83552fe, 0x0583f6b8c4124d44}, + {0x98165af37b2153de, 0xc3727a337a8b704b}, + {0xbe1bf1b059e9a8d6, 0x744f18c0592e4c5d}, + {0xeda2ee1c7064130c, 0x1162def06f79df74}, + {0x9485d4d1c63e8be7, 0x8addcb5645ac2ba9}, + {0xb9a74a0637ce2ee1, 0x6d953e2bd7173693}, + {0xe8111c87c5c1ba99, 0xc8fa8db6ccdd0438}, + {0x910ab1d4db9914a0, 0x1d9c9892400a22a3}, + {0xb54d5e4a127f59c8, 0x2503beb6d00cab4c}, + {0xe2a0b5dc971f303a, 0x2e44ae64840fd61e}, + {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, + {0xb10d8e1456105dad, 0x7425a83e872c5f48}, + {0xdd50f1996b947518, 0xd12f124e28f7771a}, + {0x8a5296ffe33cc92f, 0x82bd6b70d99aaa70}, + {0xace73cbfdc0bfb7b, 0x636cc64d1001550c}, + {0xd8210befd30efa5a, 0x3c47f7e05401aa4f}, + {0x8714a775e3e95c78, 0x65acfaec34810a72}, + {0xa8d9d1535ce3b396, 0x7f1839a741a14d0e}, + {0xd31045a8341ca07c, 0x1ede48111209a051}, + {0x83ea2b892091e44d, 0x934aed0aab460433}, + {0xa4e4b66b68b65d60, 0xf81da84d56178540}, + {0xce1de40642e3f4b9, 0x36251260ab9d668f}, + {0x80d2ae83e9ce78f3, 0xc1d72b7c6b42601a}, + {0xa1075a24e4421730, 0xb24cf65b8612f820}, + {0xc94930ae1d529cfc, 0xdee033f26797b628}, + {0xfb9b7cd9a4a7443c, 0x169840ef017da3b2}, + {0x9d412e0806e88aa5, 0x8e1f289560ee864f}, + {0xc491798a08a2ad4e, 0xf1a6f2bab92a27e3}, + {0xf5b5d7ec8acb58a2, 0xae10af696774b1dc}, + {0x9991a6f3d6bf1765, 0xacca6da1e0a8ef2a}, + {0xbff610b0cc6edd3f, 0x17fd090a58d32af4}, + {0xeff394dcff8a948e, 0xddfc4b4cef07f5b1}, + {0x95f83d0a1fb69cd9, 0x4abdaf101564f98f}, + {0xbb764c4ca7a4440f, 0x9d6d1ad41abe37f2}, + {0xea53df5fd18d5513, 0x84c86189216dc5ee}, + {0x92746b9be2f8552c, 0x32fd3cf5b4e49bb5}, + {0xb7118682dbb66a77, 0x3fbc8c33221dc2a2}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0x8f05b1163ba6832d, 0x29cb4d87f2a7400f}, + {0xb2c71d5bca9023f8, 0x743e20e9ef511013}, + {0xdf78e4b2bd342cf6, 0x914da9246b255417}, + {0x8bab8eefb6409c1a, 0x1ad089b6c2f7548f}, + {0xae9672aba3d0c320, 0xa184ac2473b529b2}, + {0xda3c0f568cc4f3e8, 0xc9e5d72d90a2741f}, + {0x8865899617fb1871, 0x7e2fa67c7a658893}, + {0xaa7eebfb9df9de8d, 0xddbb901b98feeab8}, + {0xd51ea6fa85785631, 0x552a74227f3ea566}, + {0x8533285c936b35de, 0xd53a88958f872760}, + {0xa67ff273b8460356, 0x8a892abaf368f138}, + {0xd01fef10a657842c, 0x2d2b7569b0432d86}, + {0x8213f56a67f6b29b, 0x9c3b29620e29fc74}, + {0xa298f2c501f45f42, 0x8349f3ba91b47b90}, + {0xcb3f2f7642717713, 0x241c70a936219a74}, + {0xfe0efb53d30dd4d7, 0xed238cd383aa0111}, + {0x9ec95d1463e8a506, 0xf4363804324a40ab}, + {0xc67bb4597ce2ce48, 0xb143c6053edcd0d6}, + {0xf81aa16fdc1b81da, 0xdd94b7868e94050b}, + {0x9b10a4e5e9913128, 0xca7cf2b4191c8327}, + {0xc1d4ce1f63f57d72, 0xfd1c2f611f63a3f1}, + {0xf24a01a73cf2dccf, 0xbc633b39673c8ced}, + {0x976e41088617ca01, 0xd5be0503e085d814}, + {0xbd49d14aa79dbc82, 0x4b2d8644d8a74e19}, + {0xec9c459d51852ba2, 0xddf8e7d60ed1219f}, + {0x93e1ab8252f33b45, 0xcabb90e5c942b504}, + {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, + {0xe7109bfba19c0c9d, 0x0cc512670a783ad5}, + {0x906a617d450187e2, 0x27fb2b80668b24c6}, + {0xb484f9dc9641e9da, 0xb1f9f660802dedf7}, + {0xe1a63853bbd26451, 0x5e7873f8a0396974}, + {0x8d07e33455637eb2, 0xdb0b487b6423e1e9}, + {0xb049dc016abc5e5f, 0x91ce1a9a3d2cda63}, + {0xdc5c5301c56b75f7, 0x7641a140cc7810fc}, + {0x89b9b3e11b6329ba, 0xa9e904c87fcb0a9e}, + {0xac2820d9623bf429, 0x546345fa9fbdcd45}, + {0xd732290fbacaf133, 0xa97c177947ad4096}, + {0x867f59a9d4bed6c0, 0x49ed8eabcccc485e}, + {0xa81f301449ee8c70, 0x5c68f256bfff5a75}, + {0xd226fc195c6a2f8c, 0x73832eec6fff3112}, + {0x83585d8fd9c25db7, 0xc831fd53c5ff7eac}, + {0xa42e74f3d032f525, 0xba3e7ca8b77f5e56}, + {0xcd3a1230c43fb26f, 0x28ce1bd2e55f35ec}, + {0x80444b5e7aa7cf85, 0x7980d163cf5b81b4}, + {0xa0555e361951c366, 0xd7e105bcc3326220}, + {0xc86ab5c39fa63440, 0x8dd9472bf3fefaa8}, + {0xfa856334878fc150, 0xb14f98f6f0feb952}, + {0x9c935e00d4b9d8d2, 0x6ed1bf9a569f33d4}, + {0xc3b8358109e84f07, 0x0a862f80ec4700c9}, + {0xf4a642e14c6262c8, 0xcd27bb612758c0fb}, + {0x98e7e9cccfbd7dbd, 0x8038d51cb897789d}, + {0xbf21e44003acdd2c, 0xe0470a63e6bd56c4}, + {0xeeea5d5004981478, 0x1858ccfce06cac75}, + {0x95527a5202df0ccb, 0x0f37801e0c43ebc9}, + {0xbaa718e68396cffd, 0xd30560258f54e6bb}, + {0xe950df20247c83fd, 0x47c6b82ef32a206a}, + {0x91d28b7416cdd27e, 0x4cdc331d57fa5442}, + {0xb6472e511c81471d, 0xe0133fe4adf8e953}, + {0xe3d8f9e563a198e5, 0x58180fddd97723a7}, + {0x8e679c2f5e44ff8f, 0x570f09eaa7ea7649}, + {0xb201833b35d63f73, 0x2cd2cc6551e513db}, + {0xde81e40a034bcf4f, 0xf8077f7ea65e58d2}, + {0x8b112e86420f6191, 0xfb04afaf27faf783}, + {0xadd57a27d29339f6, 0x79c5db9af1f9b564}, + {0xd94ad8b1c7380874, 0x18375281ae7822bd}, + {0x87cec76f1c830548, 0x8f2293910d0b15b6}, + {0xa9c2794ae3a3c69a, 0xb2eb3875504ddb23}, + {0xd433179d9c8cb841, 0x5fa60692a46151ec}, + {0x849feec281d7f328, 0xdbc7c41ba6bcd334}, + {0xa5c7ea73224deff3, 0x12b9b522906c0801}, + {0xcf39e50feae16bef, 0xd768226b34870a01}, + {0x81842f29f2cce375, 0xe6a1158300d46641}, + {0xa1e53af46f801c53, 0x60495ae3c1097fd1}, + {0xca5e89b18b602368, 0x385bb19cb14bdfc5}, + {0xfcf62c1dee382c42, 0x46729e03dd9ed7b6}, + {0x9e19db92b4e31ba9, 0x6c07a2c26a8346d2}, + {0xc5a05277621be293, 0xc7098b7305241886}, { 0xf70867153aa2db38, - 0xb8cbee4fc66d1ea7 } + 0xb8cbee4fc66d1ea8 } #else {0xff77b1fcbebcdc4f, 0x25e8e89c13bb0f7b}, {0xce5d73ff402d98e3, 0xfb0a3d212dc81290}, @@ -1768,17 +1654,17 @@ template <> struct cache_accessor { {0xf1c90080baf72cb1, 0x5324c68b12dd6339}, {0xc350000000000000, 0x0000000000000000}, {0x9dc5ada82b70b59d, 0xf020000000000000}, - {0xfee50b7025c36a08, 0x02f236d04753d5b4}, - {0xcde6fd5e09abcf26, 0xed4c0226b55e6f86}, - {0xa6539930bf6bff45, 0x84db8346b786151c}, - {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b2}, - {0xd910f7ff28069da4, 0x1b2ba1518094da04}, - {0xaf58416654a6babb, 0x387ac8d1970027b2}, - {0x8da471a9de737e24, 0x5ceaecfed289e5d2}, - {0xe4d5e82392a40515, 0x0fabaf3feaa5334a}, - {0xb8da1662e7b00a17, 0x3d6a751f3b936243}, + {0xfee50b7025c36a08, 0x02f236d04753d5b5}, + {0xcde6fd5e09abcf26, 0xed4c0226b55e6f87}, + {0xa6539930bf6bff45, 0x84db8346b786151d}, + {0x865b86925b9bc5c2, 0x0b8a2392ba45a9b3}, + {0xd910f7ff28069da4, 0x1b2ba1518094da05}, + {0xaf58416654a6babb, 0x387ac8d1970027b3}, + {0x8da471a9de737e24, 0x5ceaecfed289e5d3}, + {0xe4d5e82392a40515, 0x0fabaf3feaa5334b}, + {0xb8da1662e7b00a17, 0x3d6a751f3b936244}, { 0x95527a5202df0ccb, - 0x0f37801e0c43ebc8 } + 0x0f37801e0c43ebc9 } #endif }; @@ -1796,15 +1682,6 @@ template <> struct cache_accessor { 0x0001b1ae4d6e2ef5, 0x000878678326eac9, 0x002a5a058fc295ed, 0x00d3c21bcecceda1, 0x0422ca8b0a00a425, 0x14adf4b7320334b9}; - static constexpr const uint32_t pow10_recovery_errors[] = { - 0x50001400, 0x54044100, 0x54014555, 0x55954415, 0x54115555, 0x00000001, - 0x50000000, 0x00104000, 0x54010004, 0x05004001, 0x55555544, 0x41545555, - 0x54040551, 0x15445545, 0x51555514, 0x10000015, 0x00101100, 0x01100015, - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x04450514, 0x45414110, - 0x55555145, 0x50544050, 0x15040155, 0x11054140, 0x50111514, 0x11451454, - 0x00400541, 0x00000000, 0x55555450, 0x10056551, 0x10054011, 0x55551014, - 0x69514555, 0x05151109, 0x00155555}; - static const int compression_ratio = 27; // Compute base index. @@ -1813,7 +1690,7 @@ template <> struct cache_accessor { int offset = k - kb; // Get base cache. - uint128_wrapper base_cache = pow10_significands[cache_index]; + uint128_fallback base_cache = pow10_significands[cache_index]; if (offset == 0) return base_cache; // Compute the required amount of bit-shift. @@ -1822,9 +1699,8 @@ template <> struct cache_accessor { // Try to recover the real cache. uint64_t pow5 = powers_of_5_64[offset]; - uint128_wrapper recovered_cache = umul128(base_cache.high(), pow5); - uint128_wrapper middle_low = - umul128(base_cache.low() - (kb < 0 ? 1u : 0u), pow5); + uint128_fallback recovered_cache = umul128(base_cache.high(), pow5); + uint128_fallback middle_low = umul128(base_cache.low(), pow5); recovered_cache += middle_low.high(); @@ -1832,60 +1708,60 @@ template <> struct cache_accessor { uint64_t middle_to_low = recovered_cache.low() << (64 - alpha); recovered_cache = - uint128_wrapper{(recovered_cache.low() >> alpha) | high_to_middle, - ((middle_low.low() >> alpha) | middle_to_low)}; - - if (kb < 0) recovered_cache += 1; - - // Get error. - int error_idx = (k - float_info::min_k) / 16; - uint32_t error = (pow10_recovery_errors[error_idx] >> - ((k - float_info::min_k) % 16) * 2) & - 0x3; - - // Add the error back. - FMT_ASSERT(recovered_cache.low() + error >= recovered_cache.low(), ""); - return {recovered_cache.high(), recovered_cache.low() + error}; + uint128_fallback{(recovered_cache.low() >> alpha) | high_to_middle, + ((middle_low.low() >> alpha) | middle_to_low)}; + FMT_ASSERT(recovered_cache.low() + 1 != 0, ""); + return {recovered_cache.high(), recovered_cache.low() + 1}; #endif } - static carrier_uint compute_mul(carrier_uint u, - const cache_entry_type& cache) FMT_NOEXCEPT { - return umul192_upper64(u, cache); + struct compute_mul_result { + carrier_uint result; + bool is_integer; + }; + struct compute_mul_parity_result { + bool parity; + bool is_integer; + }; + + static compute_mul_result compute_mul( + carrier_uint u, const cache_entry_type& cache) noexcept { + auto r = umul192_upper128(u, cache); + return {r.high(), r.low() == 0}; } static uint32_t compute_delta(cache_entry_type const& cache, - int beta_minus_1) FMT_NOEXCEPT { - return static_cast(cache.high() >> (64 - 1 - beta_minus_1)); + int beta) noexcept { + return static_cast(cache.high() >> (64 - 1 - beta)); } - static bool compute_mul_parity(carrier_uint two_f, - const cache_entry_type& cache, - int beta_minus_1) FMT_NOEXCEPT { - FMT_ASSERT(beta_minus_1 >= 1, ""); - FMT_ASSERT(beta_minus_1 < 64, ""); + static compute_mul_parity_result compute_mul_parity( + carrier_uint two_f, const cache_entry_type& cache, int beta) noexcept { + FMT_ASSERT(beta >= 1, ""); + FMT_ASSERT(beta < 64, ""); - return ((umul192_middle64(two_f, cache) >> (64 - beta_minus_1)) & 1) != 0; + auto r = umul192_lower128(two_f, cache); + return {((r.high() >> (64 - beta)) & 1) != 0, + ((r.high() << beta) | (r.low() >> (64 - beta))) == 0}; } static carrier_uint compute_left_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) FMT_NOEXCEPT { + const cache_entry_type& cache, int beta) noexcept { return (cache.high() - - (cache.high() >> (float_info::significand_bits + 2))) >> - (64 - float_info::significand_bits - 1 - beta_minus_1); + (cache.high() >> (num_significand_bits() + 2))) >> + (64 - num_significand_bits() - 1 - beta); } static carrier_uint compute_right_endpoint_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) FMT_NOEXCEPT { + const cache_entry_type& cache, int beta) noexcept { return (cache.high() + - (cache.high() >> (float_info::significand_bits + 1))) >> - (64 - float_info::significand_bits - 1 - beta_minus_1); + (cache.high() >> (num_significand_bits() + 1))) >> + (64 - num_significand_bits() - 1 - beta); } static carrier_uint compute_round_up_for_shorter_interval_case( - const cache_entry_type& cache, int beta_minus_1) FMT_NOEXCEPT { - return ((cache.high() >> - (64 - float_info::significand_bits - 2 - beta_minus_1)) + + const cache_entry_type& cache, int beta) noexcept { + return ((cache.high() >> (64 - num_significand_bits() - 2 - beta)) + 1) / 2; } @@ -1893,166 +1769,104 @@ template <> struct cache_accessor { // Various integer checks template -bool is_left_endpoint_integer_shorter_interval(int exponent) FMT_NOEXCEPT { - return exponent >= - float_info< - T>::case_shorter_interval_left_endpoint_lower_threshold && - exponent <= - float_info::case_shorter_interval_left_endpoint_upper_threshold; -} -template -bool is_endpoint_integer(typename float_info::carrier_uint two_f, - int exponent, int minus_k) FMT_NOEXCEPT { - if (exponent < float_info::case_fc_pm_half_lower_threshold) return false; - // For k >= 0. - if (exponent <= float_info::case_fc_pm_half_upper_threshold) return true; - // For k < 0. - if (exponent > float_info::divisibility_check_by_5_threshold) return false; - return divisible_by_power_of_5(two_f, minus_k); -} - -template -bool is_center_integer(typename float_info::carrier_uint two_f, int exponent, - int minus_k) FMT_NOEXCEPT { - // Exponent for 5 is negative. - if (exponent > float_info::divisibility_check_by_5_threshold) return false; - if (exponent > float_info::case_fc_upper_threshold) - return divisible_by_power_of_5(two_f, minus_k); - // Both exponents are nonnegative. - if (exponent >= float_info::case_fc_lower_threshold) return true; - // Exponent for 2 is negative. - return divisible_by_power_of_2(two_f, minus_k - exponent + 1); +bool is_left_endpoint_integer_shorter_interval(int exponent) noexcept { + const int case_shorter_interval_left_endpoint_lower_threshold = 2; + const int case_shorter_interval_left_endpoint_upper_threshold = 3; + return exponent >= case_shorter_interval_left_endpoint_lower_threshold && + exponent <= case_shorter_interval_left_endpoint_upper_threshold; } // Remove trailing zeros from n and return the number of zeros removed (float) -FMT_INLINE int remove_trailing_zeros(uint32_t& n) FMT_NOEXCEPT { -#ifdef FMT_BUILTIN_CTZ - int t = FMT_BUILTIN_CTZ(n); -#else - int t = ctz(n); -#endif - if (t > float_info::max_trailing_zeros) - t = float_info::max_trailing_zeros; - - const uint32_t mod_inv1 = 0xcccccccd; - const uint32_t max_quotient1 = 0x33333333; - const uint32_t mod_inv2 = 0xc28f5c29; - const uint32_t max_quotient2 = 0x0a3d70a3; +FMT_INLINE int remove_trailing_zeros(uint32_t& n) noexcept { + FMT_ASSERT(n != 0, ""); + const uint32_t mod_inv_5 = 0xcccccccd; + const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; int s = 0; - for (; s < t - 1; s += 2) { - if (n * mod_inv2 > max_quotient2) break; - n *= mod_inv2; + while (true) { + auto q = rotr(n * mod_inv_25, 2); + if (q > max_value() / 100) break; + n = q; + s += 2; } - if (s < t && n * mod_inv1 <= max_quotient1) { - n *= mod_inv1; - ++s; + auto q = rotr(n * mod_inv_5, 1); + if (q <= max_value() / 10) { + n = q; + s |= 1; } - n >>= s; + return s; } // Removes trailing zeros and returns the number of zeros removed (double) -FMT_INLINE int remove_trailing_zeros(uint64_t& n) FMT_NOEXCEPT { -#ifdef FMT_BUILTIN_CTZLL - int t = FMT_BUILTIN_CTZLL(n); -#else - int t = ctzll(n); -#endif - if (t > float_info::max_trailing_zeros) - t = float_info::max_trailing_zeros; - // Divide by 10^8 and reduce to 32-bits - // Since ret_value.significand <= (2^64 - 1) / 1000 < 10^17, - // both of the quotient and the r should fit in 32-bits +FMT_INLINE int remove_trailing_zeros(uint64_t& n) noexcept { + FMT_ASSERT(n != 0, ""); - const uint32_t mod_inv1 = 0xcccccccd; - const uint32_t max_quotient1 = 0x33333333; - const uint64_t mod_inv8 = 0xc767074b22e90e21; - const uint64_t max_quotient8 = 0x00002af31dc46118; + // This magic number is ceil(2^90 / 10^8). + constexpr uint64_t magic_number = 12379400392853802749ull; + auto nm = umul128(n, magic_number); - // If the number is divisible by 1'0000'0000, work with the quotient - if (t >= 8) { - auto quotient_candidate = n * mod_inv8; + // Is n is divisible by 10^8? + if ((nm.high() & ((1ull << (90 - 64)) - 1)) == 0 && nm.low() < magic_number) { + // If yes, work with the quotient. + auto n32 = static_cast(nm.high() >> (90 - 64)); - if (quotient_candidate <= max_quotient8) { - auto quotient = static_cast(quotient_candidate >> 8); + const uint32_t mod_inv_5 = 0xcccccccd; + const uint32_t mod_inv_25 = mod_inv_5 * mod_inv_5; - int s = 8; - for (; s < t; ++s) { - if (quotient * mod_inv1 > max_quotient1) break; - quotient *= mod_inv1; - } - quotient >>= (s - 8); - n = quotient; - return s; + int s = 8; + while (true) { + auto q = rotr(n32 * mod_inv_25, 2); + if (q > max_value() / 100) break; + n32 = q; + s += 2; } + auto q = rotr(n32 * mod_inv_5, 1); + if (q <= max_value() / 10) { + n32 = q; + s |= 1; + } + + n = n32; + return s; } - // Otherwise, work with the remainder - auto quotient = static_cast(n / 100000000); - auto remainder = static_cast(n - 100000000 * quotient); + // If n is not divisible by 10^8, work with n itself. + const uint64_t mod_inv_5 = 0xcccccccccccccccd; + const uint64_t mod_inv_25 = mod_inv_5 * mod_inv_5; - if (t == 0 || remainder * mod_inv1 > max_quotient1) { - return 0; + int s = 0; + while (true) { + auto q = rotr(n * mod_inv_25, 2); + if (q > max_value() / 100) break; + n = q; + s += 2; } - remainder *= mod_inv1; - - if (t == 1 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 1) + quotient * 10000000ull; - return 1; + auto q = rotr(n * mod_inv_5, 1); + if (q <= max_value() / 10) { + n = q; + s |= 1; } - remainder *= mod_inv1; - if (t == 2 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 2) + quotient * 1000000ull; - return 2; - } - remainder *= mod_inv1; - - if (t == 3 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 3) + quotient * 100000ull; - return 3; - } - remainder *= mod_inv1; - - if (t == 4 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 4) + quotient * 10000ull; - return 4; - } - remainder *= mod_inv1; - - if (t == 5 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 5) + quotient * 1000ull; - return 5; - } - remainder *= mod_inv1; - - if (t == 6 || remainder * mod_inv1 > max_quotient1) { - n = (remainder >> 6) + quotient * 100ull; - return 6; - } - remainder *= mod_inv1; - - n = (remainder >> 7) + quotient * 10ull; - return 7; + return s; } // The main algorithm for shorter interval case template -FMT_INLINE decimal_fp shorter_interval_case(int exponent) FMT_NOEXCEPT { +FMT_INLINE decimal_fp shorter_interval_case(int exponent) noexcept { decimal_fp ret_value; // Compute k and beta const int minus_k = floor_log10_pow2_minus_log10_4_over_3(exponent); - const int beta_minus_1 = exponent + floor_log2_pow10(-minus_k); + const int beta = exponent + floor_log2_pow10(-minus_k); // Compute xi and zi using cache_entry_type = typename cache_accessor::cache_entry_type; const cache_entry_type cache = cache_accessor::get_cached_power(-minus_k); auto xi = cache_accessor::compute_left_endpoint_for_shorter_interval_case( - cache, beta_minus_1); + cache, beta); auto zi = cache_accessor::compute_right_endpoint_for_shorter_interval_case( - cache, beta_minus_1); + cache, beta); // If the left endpoint is not an integer, increase it if (!is_left_endpoint_integer_shorter_interval(exponent)) ++xi; @@ -2069,8 +1883,8 @@ FMT_INLINE decimal_fp shorter_interval_case(int exponent) FMT_NOEXCEPT { // Otherwise, compute the round-up of y ret_value.significand = - cache_accessor::compute_round_up_for_shorter_interval_case( - cache, beta_minus_1); + cache_accessor::compute_round_up_for_shorter_interval_case(cache, + beta); ret_value.exponent = minus_k; // When tie occurs, choose one of them according to the rule @@ -2085,7 +1899,7 @@ FMT_INLINE decimal_fp shorter_interval_case(int exponent) FMT_NOEXCEPT { return ret_value; } -template decimal_fp to_decimal(T x) FMT_NOEXCEPT { +template decimal_fp to_decimal(T x) noexcept { // Step 1: integer promotion & Schubfach multiplier calculation. using carrier_uint = typename float_info::carrier_uint; @@ -2094,23 +1908,25 @@ template decimal_fp to_decimal(T x) FMT_NOEXCEPT { // Extract significand bits and exponent bits. const carrier_uint significand_mask = - (static_cast(1) << float_info::significand_bits) - 1; + (static_cast(1) << num_significand_bits()) - 1; carrier_uint significand = (br & significand_mask); - int exponent = static_cast((br & exponent_mask()) >> - float_info::significand_bits); + int exponent = + static_cast((br & exponent_mask()) >> num_significand_bits()); if (exponent != 0) { // Check if normal. - exponent += float_info::exponent_bias - float_info::significand_bits; + exponent -= exponent_bias() + num_significand_bits(); // Shorter interval case; proceed like Schubfach. + // In fact, when exponent == 1 and significand == 0, the interval is + // regular. However, it can be shown that the end-results are anyway same. if (significand == 0) return shorter_interval_case(exponent); - significand |= - (static_cast(1) << float_info::significand_bits); + significand |= (static_cast(1) << num_significand_bits()); } else { // Subnormal case; the interval is always regular. if (significand == 0) return {0, 0}; - exponent = float_info::min_exponent - float_info::significand_bits; + exponent = + std::numeric_limits::min_exponent - num_significand_bits() - 1; } const bool include_left_endpoint = (significand % 2 == 0); @@ -2119,112 +1935,123 @@ template decimal_fp to_decimal(T x) FMT_NOEXCEPT { // Compute k and beta. const int minus_k = floor_log10_pow2(exponent) - float_info::kappa; const cache_entry_type cache = cache_accessor::get_cached_power(-minus_k); - const int beta_minus_1 = exponent + floor_log2_pow10(-minus_k); + const int beta = exponent + floor_log2_pow10(-minus_k); - // Compute zi and deltai + // Compute zi and deltai. // 10^kappa <= deltai < 10^(kappa + 1) - const uint32_t deltai = cache_accessor::compute_delta(cache, beta_minus_1); + const uint32_t deltai = cache_accessor::compute_delta(cache, beta); const carrier_uint two_fc = significand << 1; - const carrier_uint two_fr = two_fc | 1; - const carrier_uint zi = - cache_accessor::compute_mul(two_fr << beta_minus_1, cache); - // Step 2: Try larger divisor; remove trailing zeros if necessary + // For the case of binary32, the result of integer check is not correct for + // 29711844 * 2^-82 + // = 6.1442653300000000008655037797566933477355632930994033813476... * 10^-18 + // and 29711844 * 2^-81 + // = 1.2288530660000000001731007559513386695471126586198806762695... * 10^-17, + // and they are the unique counterexamples. However, since 29711844 is even, + // this does not cause any problem for the endpoints calculations; it can only + // cause a problem when we need to perform integer check for the center. + // Fortunately, with these inputs, that branch is never executed, so we are + // fine. + const typename cache_accessor::compute_mul_result z_mul = + cache_accessor::compute_mul((two_fc | 1) << beta, cache); + + // Step 2: Try larger divisor; remove trailing zeros if necessary. // Using an upper bound on zi, we might be able to optimize the division - // better than the compiler; we are computing zi / big_divisor here + // better than the compiler; we are computing zi / big_divisor here. decimal_fp ret_value; - ret_value.significand = divide_by_10_to_kappa_plus_1(zi); - uint32_t r = static_cast(zi - float_info::big_divisor * - ret_value.significand); + ret_value.significand = divide_by_10_to_kappa_plus_1(z_mul.result); + uint32_t r = static_cast(z_mul.result - float_info::big_divisor * + ret_value.significand); - if (r > deltai) { - goto small_divisor_case_label; - } else if (r < deltai) { - // Exclude the right endpoint if necessary - if (r == 0 && !include_right_endpoint && - is_endpoint_integer(two_fr, exponent, minus_k)) { + if (r < deltai) { + // Exclude the right endpoint if necessary. + if (r == 0 && z_mul.is_integer && !include_right_endpoint) { --ret_value.significand; r = float_info::big_divisor; goto small_divisor_case_label; } + } else if (r > deltai) { + goto small_divisor_case_label; } else { - // r == deltai; compare fractional parts - // Check conditions in the order different from the paper - // to take advantage of short-circuiting + // r == deltai; compare fractional parts. const carrier_uint two_fl = two_fc - 1; - if ((!include_left_endpoint || - !is_endpoint_integer(two_fl, exponent, minus_k)) && - !cache_accessor::compute_mul_parity(two_fl, cache, beta_minus_1)) { - goto small_divisor_case_label; + + if (!include_left_endpoint || + exponent < float_info::case_fc_pm_half_lower_threshold || + exponent > float_info::divisibility_check_by_5_threshold) { + // If the left endpoint is not included, the condition for + // success is z^(f) < delta^(f) (odd parity). + // Otherwise, the inequalities on exponent ensure that + // x is not an integer, so if z^(f) >= delta^(f) (even parity), we in fact + // have strict inequality. + if (!cache_accessor::compute_mul_parity(two_fl, cache, beta).parity) { + goto small_divisor_case_label; + } + } else { + const typename cache_accessor::compute_mul_parity_result x_mul = + cache_accessor::compute_mul_parity(two_fl, cache, beta); + if (!x_mul.parity && !x_mul.is_integer) { + goto small_divisor_case_label; + } } } ret_value.exponent = minus_k + float_info::kappa + 1; - // We may need to remove trailing zeros + // We may need to remove trailing zeros. ret_value.exponent += remove_trailing_zeros(ret_value.significand); return ret_value; - // Step 3: Find the significand with the smaller divisor + // Step 3: Find the significand with the smaller divisor. small_divisor_case_label: ret_value.significand *= 10; ret_value.exponent = minus_k + float_info::kappa; - const uint32_t mask = (1u << float_info::kappa) - 1; - auto dist = r - (deltai / 2) + (float_info::small_divisor / 2); + uint32_t dist = r - (deltai / 2) + (float_info::small_divisor / 2); + const bool approx_y_parity = + ((dist ^ (float_info::small_divisor / 2)) & 1) != 0; - // Is dist divisible by 2^kappa? - if ((dist & mask) == 0) { - const bool approx_y_parity = - ((dist ^ (float_info::small_divisor / 2)) & 1) != 0; - dist >>= float_info::kappa; + // Is dist divisible by 10^kappa? + const bool divisible_by_small_divisor = + check_divisibility_and_divide_by_pow10::kappa>(dist); - // Is dist divisible by 5^kappa? - if (check_divisibility_and_divide_by_pow5::kappa>(dist)) { - ret_value.significand += dist; + // Add dist / 10^kappa to the significand. + ret_value.significand += dist; - // Check z^(f) >= epsilon^(f) - // We have either yi == zi - epsiloni or yi == (zi - epsiloni) - 1, - // where yi == zi - epsiloni if and only if z^(f) >= epsilon^(f) - // Since there are only 2 possibilities, we only need to care about the - // parity. Also, zi and r should have the same parity since the divisor - // is an even number - if (cache_accessor::compute_mul_parity(two_fc, cache, beta_minus_1) != - approx_y_parity) { - --ret_value.significand; - } else { - // If z^(f) >= epsilon^(f), we might have a tie - // when z^(f) == epsilon^(f), or equivalently, when y is an integer - if (is_center_integer(two_fc, exponent, minus_k)) { - ret_value.significand = ret_value.significand % 2 == 0 - ? ret_value.significand - : ret_value.significand - 1; - } - } - } - // Is dist not divisible by 5^kappa? - else { - ret_value.significand += dist; - } - } - // Is dist not divisible by 2^kappa? - else { - // Since we know dist is small, we might be able to optimize the division - // better than the compiler; we are computing dist / small_divisor here - ret_value.significand += - small_division_by_pow10::kappa>(dist); - } + if (!divisible_by_small_divisor) return ret_value; + + // Check z^(f) >= epsilon^(f). + // We have either yi == zi - epsiloni or yi == (zi - epsiloni) - 1, + // where yi == zi - epsiloni if and only if z^(f) >= epsilon^(f). + // Since there are only 2 possibilities, we only need to care about the + // parity. Also, zi and r should have the same parity since the divisor + // is an even number. + const auto y_mul = cache_accessor::compute_mul_parity(two_fc, cache, beta); + + // If z^(f) >= epsilon^(f), we might have a tie when z^(f) == epsilon^(f), + // or equivalently, when y is an integer. + if (y_mul.parity != approx_y_parity) + --ret_value.significand; + else if (y_mul.is_integer && ret_value.significand % 2 != 0) + --ret_value.significand; return ret_value; } } // namespace dragonbox +// format_dragon flags. +enum dragon { + predecessor_closer = 1, + fixup = 2, // Run fixup to correct exp10 which can be off by one. + fixed = 4, +}; + // Formats a floating-point number using a variation of the Fixed-Precision // Positive Floating-Point Printout ((FPP)^2) algorithm by Steele & White: // https://fmt.dev/papers/p372-steele.pdf. -FMT_CONSTEXPR20 inline void format_dragon(fp value, bool is_predecessor_closer, - int num_digits, buffer& buf, - int& exp10) { +FMT_CONSTEXPR20 inline void format_dragon(basic_fp value, + unsigned flags, int num_digits, + buffer& buf, int& exp10) { bigint numerator; // 2 * R in (FPP)^2. bigint denominator; // 2 * S in (FPP)^2. // lower and upper are differences between value and corresponding boundaries. @@ -2234,15 +2061,15 @@ FMT_CONSTEXPR20 inline void format_dragon(fp value, bool is_predecessor_closer, // Shift numerator and denominator by an extra bit or two (if lower boundary // is closer) to make lower and upper integers. This eliminates multiplication // by 2 during later computations. + bool is_predecessor_closer = (flags & dragon::predecessor_closer) != 0; int shift = is_predecessor_closer ? 2 : 1; - uint64_t significand = value.f << shift; if (value.e >= 0) { - numerator.assign(significand); - numerator <<= value.e; - lower.assign(1); + numerator = value.f; + numerator <<= value.e + shift; + lower = 1; lower <<= value.e; - if (shift != 1) { - upper_store.assign(1); + if (is_predecessor_closer) { + upper_store = 1; upper_store <<= value.e + 1; upper = &upper_store; } @@ -2251,29 +2078,42 @@ FMT_CONSTEXPR20 inline void format_dragon(fp value, bool is_predecessor_closer, } else if (exp10 < 0) { numerator.assign_pow10(-exp10); lower.assign(numerator); - if (shift != 1) { + if (is_predecessor_closer) { upper_store.assign(numerator); upper_store <<= 1; upper = &upper_store; } - numerator *= significand; - denominator.assign(1); + numerator *= value.f; + numerator <<= shift; + denominator = 1; denominator <<= shift - value.e; } else { - numerator.assign(significand); + numerator = value.f; + numerator <<= shift; denominator.assign_pow10(exp10); denominator <<= shift - value.e; - lower.assign(1); - if (shift != 1) { - upper_store.assign(1ULL << 1); + lower = 1; + if (is_predecessor_closer) { + upper_store = 1ULL << 1; upper = &upper_store; } } + bool even = (value.f & 1) == 0; + if (!upper) upper = &lower; + if ((flags & dragon::fixup) != 0) { + if (add_compare(numerator, *upper, denominator) + even <= 0) { + --exp10; + numerator *= 10; + if (num_digits < 0) { + lower *= 10; + if (upper != &lower) *upper *= 10; + } + } + if ((flags & dragon::fixed) != 0) adjust_precision(num_digits, exp10 + 1); + } // Invariant: value == (numerator / denominator) * pow(10, exp10). if (num_digits < 0) { // Generate the shortest representation. - if (!upper) upper = &lower; - bool even = (value.f & 1) == 0; num_digits = 0; char* data = buf.data(); for (;;) { @@ -2336,6 +2176,17 @@ FMT_CONSTEXPR20 inline void format_dragon(fp value, bool is_predecessor_closer, buf[num_digits - 1] = static_cast('0' + digit); } +#ifdef _MSC_VER +FMT_FUNC auto fmt_snprintf(char* buf, size_t size, const char* fmt, ...) + -> int { + auto args = va_list(); + va_start(args, fmt); + int result = vsnprintf_s(buf, size, _TRUNCATE, fmt, args); + va_end(args); + return result; +} +#endif + template FMT_HEADER_ONLY_CONSTEXPR20 int format_float(Float value, int precision, float_specs specs, @@ -2343,6 +2194,7 @@ FMT_HEADER_ONLY_CONSTEXPR20 int format_float(Float value, int precision, // float is passed as double to reduce the number of instantiations. static_assert(!std::is_same::value, ""); FMT_ASSERT(value >= 0, "value is negative"); + auto converted_value = convert_float(value); const bool fixed = specs.format == float_format::fixed; if (value <= 0) { // <= instead of == to silence a warning. @@ -2355,9 +2207,21 @@ FMT_HEADER_ONLY_CONSTEXPR20 int format_float(Float value, int precision, return -precision; } - if (specs.fallback) return snprintf_float(value, precision, specs, buf); - - if (!is_constant_evaluated() && precision < 0) { + int exp = 0; + bool use_dragon = true; + unsigned dragon_flags = 0; + if (!is_fast_float()) { + const auto inv_log2_10 = 0.3010299956639812; // 1 / log2(10) + using info = dragonbox::float_info; + const auto f = basic_fp(converted_value); + // Compute exp, an approximate power of 10, such that + // 10^(exp - 1) <= value < 10^exp or 10^exp <= value < 10^(exp + 1). + // This is based on log10(value) == log2(value) / log2(10) and approximation + // of log2(value) by e + num_fraction_bits idea from double-conversion. + exp = static_cast( + std::ceil((f.e + count_digits<1>(f.f) - 1) * inv_log2_10 - 1e-10)); + dragon_flags = dragon::fixup; + } else if (!is_constant_evaluated() && precision < 0) { // Use Dragonbox for the shortest format. if (specs.binary32) { auto dec = dragonbox::to_decimal(static_cast(value)); @@ -2367,16 +2231,12 @@ FMT_HEADER_ONLY_CONSTEXPR20 int format_float(Float value, int precision, auto dec = dragonbox::to_decimal(static_cast(value)); write(buffer_appender(buf), dec.significand); return dec.exponent; - } - - int exp = 0; - bool use_dragon = true; - if (is_fast_float()) { + } else { // Use Grisu + Dragon4 for the given precision: // https://www.cs.tufts.edu/~nr/cs257/archive/florian-loitsch/printf.pdf. const int min_exp = -60; // alpha in Grisu. int cached_exp10 = 0; // K in Grisu. - fp normalized = normalize(fp(value)); + fp normalized = normalize(fp(converted_value)); const auto cached_pow = get_cached_power( min_exp - (normalized.e + fp::num_significand_bits), cached_exp10); normalized = normalized * cached_pow; @@ -2392,14 +2252,17 @@ FMT_HEADER_ONLY_CONSTEXPR20 int format_float(Float value, int precision, } } if (use_dragon) { - auto f = fp(); - bool is_predecessor_closer = - specs.binary32 ? f.assign(static_cast(value)) : f.assign(value); + auto f = basic_fp(); + bool is_predecessor_closer = specs.binary32 + ? f.assign(static_cast(value)) + : f.assign(converted_value); + if (is_predecessor_closer) dragon_flags |= dragon::predecessor_closer; + if (fixed) dragon_flags |= dragon::fixed; // Limit precision to the maximum possible number of significant digits in // an IEEE754 double because we don't need to generate zeros. const int max_double_digits = 767; if (precision > max_double_digits) precision = max_double_digits; - format_dragon(f, is_predecessor_closer, precision, buf, exp); + format_dragon(f, dragon_flags, precision, buf, exp); } if (!fixed && !specs.showpoint) { // Remove trailing zeros. @@ -2412,120 +2275,17 @@ FMT_HEADER_ONLY_CONSTEXPR20 int format_float(Float value, int precision, } return exp; } - -template -int snprintf_float(T value, int precision, float_specs specs, - buffer& buf) { - // Buffer capacity must be non-zero, otherwise MSVC's vsnprintf_s will fail. - FMT_ASSERT(buf.capacity() > buf.size(), "empty buffer"); - static_assert(!std::is_same::value, ""); - - // Subtract 1 to account for the difference in precision since we use %e for - // both general and exponent format. - if (specs.format == float_format::general || - specs.format == float_format::exp) - precision = (precision >= 0 ? precision : 6) - 1; - - // Build the format string. - enum { max_format_size = 7 }; // The longest format is "%#.*Le". - char format[max_format_size]; - char* format_ptr = format; - *format_ptr++ = '%'; - if (specs.showpoint && specs.format == float_format::hex) *format_ptr++ = '#'; - if (precision >= 0) { - *format_ptr++ = '.'; - *format_ptr++ = '*'; - } - if (std::is_same()) *format_ptr++ = 'L'; - *format_ptr++ = specs.format != float_format::hex - ? (specs.format == float_format::fixed ? 'f' : 'e') - : (specs.upper ? 'A' : 'a'); - *format_ptr = '\0'; - - // Format using snprintf. - auto offset = buf.size(); - for (;;) { - auto begin = buf.data() + offset; - auto capacity = buf.capacity() - offset; -#ifdef FMT_FUZZ - if (precision > 100000) - throw std::runtime_error( - "fuzz mode - avoid large allocation inside snprintf"); -#endif - // Suppress the warning about a nonliteral format string. - // Cannot use auto because of a bug in MinGW (#1532). - int (*snprintf_ptr)(char*, size_t, const char*, ...) = FMT_SNPRINTF; - int result = precision >= 0 - ? snprintf_ptr(begin, capacity, format, precision, value) - : snprintf_ptr(begin, capacity, format, value); - if (result < 0) { - // The buffer will grow exponentially. - buf.try_reserve(buf.capacity() + 1); - continue; - } - auto size = to_unsigned(result); - // Size equal to capacity means that the last character was truncated. - if (size >= capacity) { - buf.try_reserve(size + offset + 1); // Add 1 for the terminating '\0'. - continue; - } - auto is_digit = [](char c) { return c >= '0' && c <= '9'; }; - if (specs.format == float_format::fixed) { - if (precision == 0) { - buf.try_resize(size); - return 0; - } - // Find and remove the decimal point. - auto end = begin + size, p = end; - do { - --p; - } while (is_digit(*p)); - int fraction_size = static_cast(end - p - 1); - std::memmove(p, p + 1, to_unsigned(fraction_size)); - buf.try_resize(size - 1); - return -fraction_size; - } - if (specs.format == float_format::hex) { - buf.try_resize(size + offset); - return 0; - } - // Find and parse the exponent. - auto end = begin + size, exp_pos = end; - do { - --exp_pos; - } while (*exp_pos != 'e'); - char sign = exp_pos[1]; - FMT_ASSERT(sign == '+' || sign == '-', ""); - int exp = 0; - auto p = exp_pos + 2; // Skip 'e' and sign. - do { - FMT_ASSERT(is_digit(*p), ""); - exp = exp * 10 + (*p++ - '0'); - } while (p != end); - if (sign == '-') exp = -exp; - int fraction_size = 0; - if (exp_pos != begin + 1) { - // Remove trailing zeros. - auto fraction_end = exp_pos - 1; - while (*fraction_end == '0') --fraction_end; - // Move the fractional part left to get rid of the decimal point. - fraction_size = static_cast(fraction_end - begin - 1); - std::memmove(begin + 1, begin + 2, to_unsigned(fraction_size)); - } - buf.try_resize(to_unsigned(fraction_size) + offset + 1); - return exp - fraction_size; - } -} } // namespace detail template <> struct formatter { - FMT_CONSTEXPR format_parse_context::iterator parse( - format_parse_context& ctx) { + FMT_CONSTEXPR auto parse(format_parse_context& ctx) + -> format_parse_context::iterator { return ctx.begin(); } - format_context::iterator format(const detail::bigint& n, - format_context& ctx) { + template + auto format(const detail::bigint& n, FormatContext& ctx) const -> + typename FormatContext::iterator { auto out = ctx.out(); bool first = true; for (auto i = n.bigits_.size(); i > 0; --i) { @@ -2560,7 +2320,7 @@ FMT_FUNC detail::utf8_to_utf16::utf8_to_utf16(string_view s) { } FMT_FUNC void format_system_error(detail::buffer& out, int error_code, - const char* message) FMT_NOEXCEPT { + const char* message) noexcept { FMT_TRY { auto ec = std::error_code(error_code, std::generic_category()); write(std::back_inserter(out), std::system_error(ec, message).what()); @@ -2571,7 +2331,7 @@ FMT_FUNC void format_system_error(detail::buffer& out, int error_code, } FMT_FUNC void report_system_error(int error_code, - const char* message) FMT_NOEXCEPT { + const char* message) noexcept { report_error(format_system_error, error_code, message); } @@ -2638,6 +2398,197 @@ FMT_FUNC void vprint(string_view format_str, format_args args) { vprint(stdout, format_str, args); } +namespace detail { + +struct singleton { + unsigned char upper; + unsigned char lower_count; +}; + +inline auto is_printable(uint16_t x, const singleton* singletons, + size_t singletons_size, + const unsigned char* singleton_lowers, + const unsigned char* normal, size_t normal_size) + -> bool { + auto upper = x >> 8; + auto lower_start = 0; + for (size_t i = 0; i < singletons_size; ++i) { + auto s = singletons[i]; + auto lower_end = lower_start + s.lower_count; + if (upper < s.upper) break; + if (upper == s.upper) { + for (auto j = lower_start; j < lower_end; ++j) { + if (singleton_lowers[j] == (x & 0xff)) return false; + } + } + lower_start = lower_end; + } + + auto xsigned = static_cast(x); + auto current = true; + for (size_t i = 0; i < normal_size; ++i) { + auto v = static_cast(normal[i]); + auto len = (v & 0x80) != 0 ? (v & 0x7f) << 8 | normal[++i] : v; + xsigned -= len; + if (xsigned < 0) break; + current = !current; + } + return current; +} + +// This code is generated by support/printable.py. +FMT_FUNC auto is_printable(uint32_t cp) -> bool { + static constexpr singleton singletons0[] = { + {0x00, 1}, {0x03, 5}, {0x05, 6}, {0x06, 3}, {0x07, 6}, {0x08, 8}, + {0x09, 17}, {0x0a, 28}, {0x0b, 25}, {0x0c, 20}, {0x0d, 16}, {0x0e, 13}, + {0x0f, 4}, {0x10, 3}, {0x12, 18}, {0x13, 9}, {0x16, 1}, {0x17, 5}, + {0x18, 2}, {0x19, 3}, {0x1a, 7}, {0x1c, 2}, {0x1d, 1}, {0x1f, 22}, + {0x20, 3}, {0x2b, 3}, {0x2c, 2}, {0x2d, 11}, {0x2e, 1}, {0x30, 3}, + {0x31, 2}, {0x32, 1}, {0xa7, 2}, {0xa9, 2}, {0xaa, 4}, {0xab, 8}, + {0xfa, 2}, {0xfb, 5}, {0xfd, 4}, {0xfe, 3}, {0xff, 9}, + }; + static constexpr unsigned char singletons0_lower[] = { + 0xad, 0x78, 0x79, 0x8b, 0x8d, 0xa2, 0x30, 0x57, 0x58, 0x8b, 0x8c, 0x90, + 0x1c, 0x1d, 0xdd, 0x0e, 0x0f, 0x4b, 0x4c, 0xfb, 0xfc, 0x2e, 0x2f, 0x3f, + 0x5c, 0x5d, 0x5f, 0xb5, 0xe2, 0x84, 0x8d, 0x8e, 0x91, 0x92, 0xa9, 0xb1, + 0xba, 0xbb, 0xc5, 0xc6, 0xc9, 0xca, 0xde, 0xe4, 0xe5, 0xff, 0x00, 0x04, + 0x11, 0x12, 0x29, 0x31, 0x34, 0x37, 0x3a, 0x3b, 0x3d, 0x49, 0x4a, 0x5d, + 0x84, 0x8e, 0x92, 0xa9, 0xb1, 0xb4, 0xba, 0xbb, 0xc6, 0xca, 0xce, 0xcf, + 0xe4, 0xe5, 0x00, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, + 0x3b, 0x45, 0x46, 0x49, 0x4a, 0x5e, 0x64, 0x65, 0x84, 0x91, 0x9b, 0x9d, + 0xc9, 0xce, 0xcf, 0x0d, 0x11, 0x29, 0x45, 0x49, 0x57, 0x64, 0x65, 0x8d, + 0x91, 0xa9, 0xb4, 0xba, 0xbb, 0xc5, 0xc9, 0xdf, 0xe4, 0xe5, 0xf0, 0x0d, + 0x11, 0x45, 0x49, 0x64, 0x65, 0x80, 0x84, 0xb2, 0xbc, 0xbe, 0xbf, 0xd5, + 0xd7, 0xf0, 0xf1, 0x83, 0x85, 0x8b, 0xa4, 0xa6, 0xbe, 0xbf, 0xc5, 0xc7, + 0xce, 0xcf, 0xda, 0xdb, 0x48, 0x98, 0xbd, 0xcd, 0xc6, 0xce, 0xcf, 0x49, + 0x4e, 0x4f, 0x57, 0x59, 0x5e, 0x5f, 0x89, 0x8e, 0x8f, 0xb1, 0xb6, 0xb7, + 0xbf, 0xc1, 0xc6, 0xc7, 0xd7, 0x11, 0x16, 0x17, 0x5b, 0x5c, 0xf6, 0xf7, + 0xfe, 0xff, 0x80, 0x0d, 0x6d, 0x71, 0xde, 0xdf, 0x0e, 0x0f, 0x1f, 0x6e, + 0x6f, 0x1c, 0x1d, 0x5f, 0x7d, 0x7e, 0xae, 0xaf, 0xbb, 0xbc, 0xfa, 0x16, + 0x17, 0x1e, 0x1f, 0x46, 0x47, 0x4e, 0x4f, 0x58, 0x5a, 0x5c, 0x5e, 0x7e, + 0x7f, 0xb5, 0xc5, 0xd4, 0xd5, 0xdc, 0xf0, 0xf1, 0xf5, 0x72, 0x73, 0x8f, + 0x74, 0x75, 0x96, 0x2f, 0x5f, 0x26, 0x2e, 0x2f, 0xa7, 0xaf, 0xb7, 0xbf, + 0xc7, 0xcf, 0xd7, 0xdf, 0x9a, 0x40, 0x97, 0x98, 0x30, 0x8f, 0x1f, 0xc0, + 0xc1, 0xce, 0xff, 0x4e, 0x4f, 0x5a, 0x5b, 0x07, 0x08, 0x0f, 0x10, 0x27, + 0x2f, 0xee, 0xef, 0x6e, 0x6f, 0x37, 0x3d, 0x3f, 0x42, 0x45, 0x90, 0x91, + 0xfe, 0xff, 0x53, 0x67, 0x75, 0xc8, 0xc9, 0xd0, 0xd1, 0xd8, 0xd9, 0xe7, + 0xfe, 0xff, + }; + static constexpr singleton singletons1[] = { + {0x00, 6}, {0x01, 1}, {0x03, 1}, {0x04, 2}, {0x08, 8}, {0x09, 2}, + {0x0a, 5}, {0x0b, 2}, {0x0e, 4}, {0x10, 1}, {0x11, 2}, {0x12, 5}, + {0x13, 17}, {0x14, 1}, {0x15, 2}, {0x17, 2}, {0x19, 13}, {0x1c, 5}, + {0x1d, 8}, {0x24, 1}, {0x6a, 3}, {0x6b, 2}, {0xbc, 2}, {0xd1, 2}, + {0xd4, 12}, {0xd5, 9}, {0xd6, 2}, {0xd7, 2}, {0xda, 1}, {0xe0, 5}, + {0xe1, 2}, {0xe8, 2}, {0xee, 32}, {0xf0, 4}, {0xf8, 2}, {0xf9, 2}, + {0xfa, 2}, {0xfb, 1}, + }; + static constexpr unsigned char singletons1_lower[] = { + 0x0c, 0x27, 0x3b, 0x3e, 0x4e, 0x4f, 0x8f, 0x9e, 0x9e, 0x9f, 0x06, 0x07, + 0x09, 0x36, 0x3d, 0x3e, 0x56, 0xf3, 0xd0, 0xd1, 0x04, 0x14, 0x18, 0x36, + 0x37, 0x56, 0x57, 0x7f, 0xaa, 0xae, 0xaf, 0xbd, 0x35, 0xe0, 0x12, 0x87, + 0x89, 0x8e, 0x9e, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, + 0x45, 0x46, 0x49, 0x4a, 0x4e, 0x4f, 0x64, 0x65, 0x5c, 0xb6, 0xb7, 0x1b, + 0x1c, 0x07, 0x08, 0x0a, 0x0b, 0x14, 0x17, 0x36, 0x39, 0x3a, 0xa8, 0xa9, + 0xd8, 0xd9, 0x09, 0x37, 0x90, 0x91, 0xa8, 0x07, 0x0a, 0x3b, 0x3e, 0x66, + 0x69, 0x8f, 0x92, 0x6f, 0x5f, 0xee, 0xef, 0x5a, 0x62, 0x9a, 0x9b, 0x27, + 0x28, 0x55, 0x9d, 0xa0, 0xa1, 0xa3, 0xa4, 0xa7, 0xa8, 0xad, 0xba, 0xbc, + 0xc4, 0x06, 0x0b, 0x0c, 0x15, 0x1d, 0x3a, 0x3f, 0x45, 0x51, 0xa6, 0xa7, + 0xcc, 0xcd, 0xa0, 0x07, 0x19, 0x1a, 0x22, 0x25, 0x3e, 0x3f, 0xc5, 0xc6, + 0x04, 0x20, 0x23, 0x25, 0x26, 0x28, 0x33, 0x38, 0x3a, 0x48, 0x4a, 0x4c, + 0x50, 0x53, 0x55, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x63, 0x65, 0x66, + 0x6b, 0x73, 0x78, 0x7d, 0x7f, 0x8a, 0xa4, 0xaa, 0xaf, 0xb0, 0xc0, 0xd0, + 0xae, 0xaf, 0x79, 0xcc, 0x6e, 0x6f, 0x93, + }; + static constexpr unsigned char normal0[] = { + 0x00, 0x20, 0x5f, 0x22, 0x82, 0xdf, 0x04, 0x82, 0x44, 0x08, 0x1b, 0x04, + 0x06, 0x11, 0x81, 0xac, 0x0e, 0x80, 0xab, 0x35, 0x28, 0x0b, 0x80, 0xe0, + 0x03, 0x19, 0x08, 0x01, 0x04, 0x2f, 0x04, 0x34, 0x04, 0x07, 0x03, 0x01, + 0x07, 0x06, 0x07, 0x11, 0x0a, 0x50, 0x0f, 0x12, 0x07, 0x55, 0x07, 0x03, + 0x04, 0x1c, 0x0a, 0x09, 0x03, 0x08, 0x03, 0x07, 0x03, 0x02, 0x03, 0x03, + 0x03, 0x0c, 0x04, 0x05, 0x03, 0x0b, 0x06, 0x01, 0x0e, 0x15, 0x05, 0x3a, + 0x03, 0x11, 0x07, 0x06, 0x05, 0x10, 0x07, 0x57, 0x07, 0x02, 0x07, 0x15, + 0x0d, 0x50, 0x04, 0x43, 0x03, 0x2d, 0x03, 0x01, 0x04, 0x11, 0x06, 0x0f, + 0x0c, 0x3a, 0x04, 0x1d, 0x25, 0x5f, 0x20, 0x6d, 0x04, 0x6a, 0x25, 0x80, + 0xc8, 0x05, 0x82, 0xb0, 0x03, 0x1a, 0x06, 0x82, 0xfd, 0x03, 0x59, 0x07, + 0x15, 0x0b, 0x17, 0x09, 0x14, 0x0c, 0x14, 0x0c, 0x6a, 0x06, 0x0a, 0x06, + 0x1a, 0x06, 0x59, 0x07, 0x2b, 0x05, 0x46, 0x0a, 0x2c, 0x04, 0x0c, 0x04, + 0x01, 0x03, 0x31, 0x0b, 0x2c, 0x04, 0x1a, 0x06, 0x0b, 0x03, 0x80, 0xac, + 0x06, 0x0a, 0x06, 0x21, 0x3f, 0x4c, 0x04, 0x2d, 0x03, 0x74, 0x08, 0x3c, + 0x03, 0x0f, 0x03, 0x3c, 0x07, 0x38, 0x08, 0x2b, 0x05, 0x82, 0xff, 0x11, + 0x18, 0x08, 0x2f, 0x11, 0x2d, 0x03, 0x20, 0x10, 0x21, 0x0f, 0x80, 0x8c, + 0x04, 0x82, 0x97, 0x19, 0x0b, 0x15, 0x88, 0x94, 0x05, 0x2f, 0x05, 0x3b, + 0x07, 0x02, 0x0e, 0x18, 0x09, 0x80, 0xb3, 0x2d, 0x74, 0x0c, 0x80, 0xd6, + 0x1a, 0x0c, 0x05, 0x80, 0xff, 0x05, 0x80, 0xdf, 0x0c, 0xee, 0x0d, 0x03, + 0x84, 0x8d, 0x03, 0x37, 0x09, 0x81, 0x5c, 0x14, 0x80, 0xb8, 0x08, 0x80, + 0xcb, 0x2a, 0x38, 0x03, 0x0a, 0x06, 0x38, 0x08, 0x46, 0x08, 0x0c, 0x06, + 0x74, 0x0b, 0x1e, 0x03, 0x5a, 0x04, 0x59, 0x09, 0x80, 0x83, 0x18, 0x1c, + 0x0a, 0x16, 0x09, 0x4c, 0x04, 0x80, 0x8a, 0x06, 0xab, 0xa4, 0x0c, 0x17, + 0x04, 0x31, 0xa1, 0x04, 0x81, 0xda, 0x26, 0x07, 0x0c, 0x05, 0x05, 0x80, + 0xa5, 0x11, 0x81, 0x6d, 0x10, 0x78, 0x28, 0x2a, 0x06, 0x4c, 0x04, 0x80, + 0x8d, 0x04, 0x80, 0xbe, 0x03, 0x1b, 0x03, 0x0f, 0x0d, + }; + static constexpr unsigned char normal1[] = { + 0x5e, 0x22, 0x7b, 0x05, 0x03, 0x04, 0x2d, 0x03, 0x66, 0x03, 0x01, 0x2f, + 0x2e, 0x80, 0x82, 0x1d, 0x03, 0x31, 0x0f, 0x1c, 0x04, 0x24, 0x09, 0x1e, + 0x05, 0x2b, 0x05, 0x44, 0x04, 0x0e, 0x2a, 0x80, 0xaa, 0x06, 0x24, 0x04, + 0x24, 0x04, 0x28, 0x08, 0x34, 0x0b, 0x01, 0x80, 0x90, 0x81, 0x37, 0x09, + 0x16, 0x0a, 0x08, 0x80, 0x98, 0x39, 0x03, 0x63, 0x08, 0x09, 0x30, 0x16, + 0x05, 0x21, 0x03, 0x1b, 0x05, 0x01, 0x40, 0x38, 0x04, 0x4b, 0x05, 0x2f, + 0x04, 0x0a, 0x07, 0x09, 0x07, 0x40, 0x20, 0x27, 0x04, 0x0c, 0x09, 0x36, + 0x03, 0x3a, 0x05, 0x1a, 0x07, 0x04, 0x0c, 0x07, 0x50, 0x49, 0x37, 0x33, + 0x0d, 0x33, 0x07, 0x2e, 0x08, 0x0a, 0x81, 0x26, 0x52, 0x4e, 0x28, 0x08, + 0x2a, 0x56, 0x1c, 0x14, 0x17, 0x09, 0x4e, 0x04, 0x1e, 0x0f, 0x43, 0x0e, + 0x19, 0x07, 0x0a, 0x06, 0x48, 0x08, 0x27, 0x09, 0x75, 0x0b, 0x3f, 0x41, + 0x2a, 0x06, 0x3b, 0x05, 0x0a, 0x06, 0x51, 0x06, 0x01, 0x05, 0x10, 0x03, + 0x05, 0x80, 0x8b, 0x62, 0x1e, 0x48, 0x08, 0x0a, 0x80, 0xa6, 0x5e, 0x22, + 0x45, 0x0b, 0x0a, 0x06, 0x0d, 0x13, 0x39, 0x07, 0x0a, 0x36, 0x2c, 0x04, + 0x10, 0x80, 0xc0, 0x3c, 0x64, 0x53, 0x0c, 0x48, 0x09, 0x0a, 0x46, 0x45, + 0x1b, 0x48, 0x08, 0x53, 0x1d, 0x39, 0x81, 0x07, 0x46, 0x0a, 0x1d, 0x03, + 0x47, 0x49, 0x37, 0x03, 0x0e, 0x08, 0x0a, 0x06, 0x39, 0x07, 0x0a, 0x81, + 0x36, 0x19, 0x80, 0xb7, 0x01, 0x0f, 0x32, 0x0d, 0x83, 0x9b, 0x66, 0x75, + 0x0b, 0x80, 0xc4, 0x8a, 0xbc, 0x84, 0x2f, 0x8f, 0xd1, 0x82, 0x47, 0xa1, + 0xb9, 0x82, 0x39, 0x07, 0x2a, 0x04, 0x02, 0x60, 0x26, 0x0a, 0x46, 0x0a, + 0x28, 0x05, 0x13, 0x82, 0xb0, 0x5b, 0x65, 0x4b, 0x04, 0x39, 0x07, 0x11, + 0x40, 0x05, 0x0b, 0x02, 0x0e, 0x97, 0xf8, 0x08, 0x84, 0xd6, 0x2a, 0x09, + 0xa2, 0xf7, 0x81, 0x1f, 0x31, 0x03, 0x11, 0x04, 0x08, 0x81, 0x8c, 0x89, + 0x04, 0x6b, 0x05, 0x0d, 0x03, 0x09, 0x07, 0x10, 0x93, 0x60, 0x80, 0xf6, + 0x0a, 0x73, 0x08, 0x6e, 0x17, 0x46, 0x80, 0x9a, 0x14, 0x0c, 0x57, 0x09, + 0x19, 0x80, 0x87, 0x81, 0x47, 0x03, 0x85, 0x42, 0x0f, 0x15, 0x85, 0x50, + 0x2b, 0x80, 0xd5, 0x2d, 0x03, 0x1a, 0x04, 0x02, 0x81, 0x70, 0x3a, 0x05, + 0x01, 0x85, 0x00, 0x80, 0xd7, 0x29, 0x4c, 0x04, 0x0a, 0x04, 0x02, 0x83, + 0x11, 0x44, 0x4c, 0x3d, 0x80, 0xc2, 0x3c, 0x06, 0x01, 0x04, 0x55, 0x05, + 0x1b, 0x34, 0x02, 0x81, 0x0e, 0x2c, 0x04, 0x64, 0x0c, 0x56, 0x0a, 0x80, + 0xae, 0x38, 0x1d, 0x0d, 0x2c, 0x04, 0x09, 0x07, 0x02, 0x0e, 0x06, 0x80, + 0x9a, 0x83, 0xd8, 0x08, 0x0d, 0x03, 0x0d, 0x03, 0x74, 0x0c, 0x59, 0x07, + 0x0c, 0x14, 0x0c, 0x04, 0x38, 0x08, 0x0a, 0x06, 0x28, 0x08, 0x22, 0x4e, + 0x81, 0x54, 0x0c, 0x15, 0x03, 0x03, 0x05, 0x07, 0x09, 0x19, 0x07, 0x07, + 0x09, 0x03, 0x0d, 0x07, 0x29, 0x80, 0xcb, 0x25, 0x0a, 0x84, 0x06, + }; + auto lower = static_cast(cp); + if (cp < 0x10000) { + return is_printable(lower, singletons0, + sizeof(singletons0) / sizeof(*singletons0), + singletons0_lower, normal0, sizeof(normal0)); + } + if (cp < 0x20000) { + return is_printable(lower, singletons1, + sizeof(singletons1) / sizeof(*singletons1), + singletons1_lower, normal1, sizeof(normal1)); + } + if (0x2a6de <= cp && cp < 0x2a700) return false; + if (0x2b735 <= cp && cp < 0x2b740) return false; + if (0x2b81e <= cp && cp < 0x2b820) return false; + if (0x2cea2 <= cp && cp < 0x2ceb0) return false; + if (0x2ebe1 <= cp && cp < 0x2f800) return false; + if (0x2fa1e <= cp && cp < 0x30000) return false; + if (0x3134b <= cp && cp < 0xe0100) return false; + if (0xe01f0 <= cp && cp < 0x110000) return false; + return cp < 0x110000; +} + +} // namespace detail + FMT_END_NAMESPACE #endif // FMT_FORMAT_INL_H_ diff --git a/Externals/fmt/include/fmt/format.h b/Externals/fmt/include/fmt/format.h index ee69651ca5..d35207c8e2 100755 --- a/Externals/fmt/include/fmt/format.h +++ b/Externals/fmt/include/fmt/format.h @@ -1,33 +1,33 @@ /* - Formatting library for C++ + Formatting library for C++ - Copyright (c) 2012 - present, Victor Zverovich + Copyright (c) 2012 - present, Victor Zverovich - Permission is hereby granted, free of charge, to any person obtaining - a copy of this software and associated documentation files (the - "Software"), to deal in the Software without restriction, including - without limitation the rights to use, copy, modify, merge, publish, - distribute, sublicense, and/or sell copies of the Software, and to - permit persons to whom the Software is furnished to do so, subject to - the following conditions: + Permission is hereby granted, free of charge, to any person obtaining + a copy of this software and associated documentation files (the + "Software"), to deal in the Software without restriction, including + without limitation the rights to use, copy, modify, merge, publish, + distribute, sublicense, and/or sell copies of the Software, and to + permit persons to whom the Software is furnished to do so, subject to + the following conditions: - The above copyright notice and this permission notice shall be - included in all copies or substantial portions of the Software. + The above copyright notice and this permission notice shall be + included in all copies or substantial portions of the Software. - THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND - NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE - LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION - OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - --- Optional exception to the license --- + --- Optional exception to the license --- - As an exception, if, as a result of your compiling your source code, portions - of this Software are embedded into a machine-executable object form of such - source code, you may redistribute such embedded portions in such object form - without including the above copyright and permission notices. + As an exception, if, as a result of your compiling your source code, portions + of this Software are embedded into a machine-executable object form of such + source code, you may redistribute such embedded portions in such object form + without including the above copyright and permission notices. */ #ifndef FMT_FORMAT_H_ @@ -35,11 +35,11 @@ #include // std::signbit #include // uint32_t +#include // std::memcpy #include // std::numeric_limits #include // std::uninitialized_copy #include // std::runtime_error #include // std::system_error -#include // std::swap #ifdef __cpp_lib_bit_cast # include // std::bitcast @@ -158,10 +158,12 @@ FMT_END_NAMESPACE // __builtin_ctz is broken in Intel Compiler Classic on Windows: // https://github.com/fmtlib/fmt/issues/2510. #ifndef __ICL -# if FMT_HAS_BUILTIN(__builtin_ctz) || FMT_GCC_VERSION || FMT_ICC_VERSION +# if FMT_HAS_BUILTIN(__builtin_ctz) || FMT_GCC_VERSION || FMT_ICC_VERSION || \ + FMT_NVCOMPILER_VERSION # define FMT_BUILTIN_CTZ(n) __builtin_ctz(n) # endif -# if FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_GCC_VERSION || FMT_ICC_VERSION +# if FMT_HAS_BUILTIN(__builtin_ctzll) || FMT_GCC_VERSION || \ + FMT_ICC_VERSION || FMT_NVCOMPILER_VERSION # define FMT_BUILTIN_CTZLL(n) __builtin_ctzll(n) # endif #endif @@ -252,6 +254,13 @@ FMT_END_NAMESPACE FMT_BEGIN_NAMESPACE namespace detail { +FMT_CONSTEXPR inline void abort_fuzzing_if(bool condition) { + ignore_unused(condition); +#ifdef FMT_FUZZ + if (condition) throw std::runtime_error("fuzzing limit reached"); +#endif +} + template class formatbuf : public Streambuf { private: using char_type = typename Streambuf::char_type; @@ -284,9 +293,8 @@ template class formatbuf : public Streambuf { }; // Implementation of std::bit_cast for pre-C++20. -template +template FMT_CONSTEXPR20 auto bit_cast(const From& from) -> To { - static_assert(sizeof(To) == sizeof(From), "size mismatch"); #ifdef __cpp_lib_bit_cast if (is_constant_evaluated()) return std::bit_cast(from); #endif @@ -310,29 +318,91 @@ inline auto is_big_endian() -> bool { #endif } -// A fallback implementation of uintptr_t for systems that lack it. -struct fallback_uintptr { - unsigned char value[sizeof(void*)]; +class uint128_fallback { + private: + uint64_t lo_, hi_; - fallback_uintptr() = default; - explicit fallback_uintptr(const void* p) { - *this = bit_cast(p); - if (const_check(is_big_endian())) { - for (size_t i = 0, j = sizeof(void*) - 1; i < j; ++i, --j) - std::swap(value[i], value[j]); - } + friend uint128_fallback umul128(uint64_t x, uint64_t y) noexcept; + + public: + constexpr uint128_fallback(uint64_t hi, uint64_t lo) : lo_(lo), hi_(hi) {} + constexpr uint128_fallback(uint64_t value = 0) : lo_(value), hi_(0) {} + + constexpr uint64_t high() const noexcept { return hi_; } + constexpr uint64_t low() const noexcept { return lo_; } + + template ::value)> + constexpr explicit operator T() const { + return static_cast(lo_); } + + friend constexpr auto operator==(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return lhs.hi_ == rhs.hi_ && lhs.lo_ == rhs.lo_; + } + friend constexpr auto operator!=(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return !(lhs == rhs); + } + friend constexpr auto operator>(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> bool { + return lhs.hi_ != rhs.hi_ ? lhs.hi_ > rhs.hi_ : lhs.lo_ > rhs.lo_; + } + friend constexpr auto operator|(const uint128_fallback& lhs, + const uint128_fallback& rhs) + -> uint128_fallback { + return {lhs.hi_ | rhs.hi_, lhs.lo_ | rhs.lo_}; + } + friend constexpr auto operator&(const uint128_fallback& lhs, + const uint128_fallback& rhs) + -> uint128_fallback { + return {lhs.hi_ & rhs.hi_, lhs.lo_ & rhs.lo_}; + } + friend auto operator+(const uint128_fallback& lhs, + const uint128_fallback& rhs) -> uint128_fallback { + auto result = uint128_fallback(lhs); + result += rhs; + return result; + } + friend auto operator*(const uint128_fallback& lhs, uint32_t rhs) + -> uint128_fallback { + FMT_ASSERT(lhs.hi_ == 0, ""); + uint64_t hi = (lhs.lo_ >> 32) * rhs; + uint64_t lo = (lhs.lo_ & ~uint32_t()) * rhs; + uint64_t new_lo = (hi << 32) + lo; + return {(hi >> 32) + (new_lo < lo ? 1 : 0), new_lo}; + } + friend auto operator-(const uint128_fallback& lhs, uint64_t rhs) + -> uint128_fallback { + return {lhs.hi_ - (lhs.lo_ < rhs ? 1 : 0), lhs.lo_ - rhs}; + } + FMT_CONSTEXPR auto operator>>(int shift) const -> uint128_fallback { + if (shift == 64) return {0, hi_}; + return {hi_ >> shift, (hi_ << (64 - shift)) | (lo_ >> shift)}; + } + FMT_CONSTEXPR auto operator<<(int shift) const -> uint128_fallback { + if (shift == 64) return {lo_, 0}; + return {hi_ << shift | (lo_ >> (64 - shift)), (lo_ << shift)}; + } + FMT_CONSTEXPR auto operator>>=(int shift) -> uint128_fallback& { + return *this = *this >> shift; + } + FMT_CONSTEXPR void operator+=(uint128_fallback n) { + uint64_t new_lo = lo_ + n.lo_; + uint64_t new_hi = hi_ + n.hi_ + (new_lo < lo_ ? 1 : 0); + FMT_ASSERT(new_hi >= hi_, ""); + lo_ = new_lo; + hi_ = new_hi; + } + FMT_CONSTEXPR20 uint128_fallback& operator+=(uint64_t n) noexcept; }; + +using uint128_t = conditional_t; + #ifdef UINTPTR_MAX using uintptr_t = ::uintptr_t; -inline auto to_uintptr(const void* p) -> uintptr_t { - return bit_cast(p); -} #else -using uintptr_t = fallback_uintptr; -inline auto to_uintptr(const void* p) -> fallback_uintptr { - return fallback_uintptr(p); -} +using uintptr_t = uint128_t; #endif // Returns the largest possible value for type T. Same as @@ -344,16 +414,31 @@ template constexpr auto num_bits() -> int { return std::numeric_limits::digits; } // std::numeric_limits::digits may return 0 for 128-bit ints. -template <> constexpr auto num_bits() -> int { return 128; } +template <> constexpr auto num_bits() -> int { return 128; } template <> constexpr auto num_bits() -> int { return 128; } -template <> constexpr auto num_bits() -> int { - return static_cast(sizeof(void*) * - std::numeric_limits::digits); + +// A heterogeneous bit_cast used for converting 96-bit long double to uint128_t +// and 128-bit pointers to uint128_fallback. +template sizeof(From))> +inline auto bit_cast(const From& from) -> To { + constexpr auto size = static_cast(sizeof(From) / sizeof(unsigned)); + struct data_t { + unsigned value[static_cast(size)]; + } data = bit_cast(from); + auto result = To(); + if (const_check(is_big_endian())) { + for (int i = 0; i < size; ++i) + result = (result << num_bits()) | data.value[i]; + } else { + for (int i = size - 1; i >= 0; --i) + result = (result << num_bits()) | data.value[i]; + } + return result; } FMT_INLINE void assume(bool condition) { (void)condition; -#if FMT_HAS_BUILTIN(__builtin_assume) +#if FMT_HAS_BUILTIN(__builtin_assume) && !FMT_ICC_VERSION __builtin_assume(condition); #endif } @@ -616,6 +701,24 @@ inline auto code_point_index(basic_string_view s, size_t n) return s.size(); } +#ifndef FMT_USE_FLOAT128 +# ifdef __SIZEOF_FLOAT128__ +# define FMT_USE_FLOAT128 1 +# else +# define FMT_USE_FLOAT128 0 +# endif +#endif +#if FMT_USE_FLOAT128 +using float128 = __float128; +#else +using float128 = void; +#endif +template using is_float128 = std::is_same; + +template +using is_floating_point = + bool_constant::value || is_float128::value>; + template ::value> struct is_fast_float : bool_constant::is_iec559 && sizeof(T) <= sizeof(double)> {}; @@ -698,9 +801,7 @@ class basic_memory_buffer final : public detail::buffer { const Allocator& alloc = Allocator()) : alloc_(alloc) { this->set(store_, SIZE); - if (detail::is_constant_evaluated()) { - detail::fill_n(store_, SIZE, T{}); - } + if (detail::is_constant_evaluated()) detail::fill_n(store_, SIZE, T()); } FMT_CONSTEXPR20 ~basic_memory_buffer() { deallocate(); } @@ -712,18 +813,14 @@ class basic_memory_buffer final : public detail::buffer { size_t size = other.size(), capacity = other.capacity(); if (data == other.store_) { this->set(store_, capacity); - if (detail::is_constant_evaluated()) { - detail::copy_str(other.store_, other.store_ + size, - detail::make_checked(store_, capacity)); - } else { - std::uninitialized_copy(other.store_, other.store_ + size, - detail::make_checked(store_, capacity)); - } + detail::copy_str(other.store_, other.store_ + size, + detail::make_checked(store_, capacity)); } else { this->set(data, capacity); // Set pointer to the inline array so that delete is not called // when deallocating. other.set(other.store_, 0); + other.clear(); } this->resize(size); } @@ -735,8 +832,7 @@ class basic_memory_buffer final : public detail::buffer { of the other object to it. \endrst */ - FMT_CONSTEXPR20 basic_memory_buffer(basic_memory_buffer&& other) - FMT_NOEXCEPT { + FMT_CONSTEXPR20 basic_memory_buffer(basic_memory_buffer&& other) noexcept { move(other); } @@ -745,8 +841,7 @@ class basic_memory_buffer final : public detail::buffer { Moves the content of the other ``basic_memory_buffer`` object to this one. \endrst */ - auto operator=(basic_memory_buffer&& other) FMT_NOEXCEPT - -> basic_memory_buffer& { + auto operator=(basic_memory_buffer&& other) noexcept -> basic_memory_buffer& { FMT_ASSERT(this != &other, ""); deallocate(); move(other); @@ -776,9 +871,7 @@ class basic_memory_buffer final : public detail::buffer { template FMT_CONSTEXPR20 void basic_memory_buffer::grow( size_t size) { -#ifdef FMT_FUZZ - if (size > 5000) throw std::runtime_error("fuzz mode - won't grow that much"); -#endif + detail::abort_fuzzing_if(size > 5000); const size_t max_size = std::allocator_traits::max_size(alloc_); size_t old_capacity = this->capacity(); size_t new_capacity = old_capacity + old_capacity / 2; @@ -820,7 +913,7 @@ class FMT_API format_error : public std::runtime_error { format_error& operator=(const format_error&) = default; format_error(format_error&&) = default; format_error& operator=(format_error&&) = default; - ~format_error() FMT_NOEXCEPT override FMT_MSC_DEFAULT; + ~format_error() noexcept override FMT_MSC_DEFAULT; }; /** @@ -832,8 +925,8 @@ class FMT_API format_error : public std::runtime_error { \endrst */ template > -FMT_INLINE auto make_args_checked(const S& fmt, - const remove_reference_t&... args) +FMT_DEPRECATED FMT_INLINE auto make_args_checked( + const S& fmt, const remove_reference_t&... args) -> format_arg_store, remove_reference_t...> { static_assert( detail::count<( @@ -844,7 +937,6 @@ FMT_INLINE auto make_args_checked(const S& fmt, return {args...}; } -// compile-time support namespace detail_exported { #if FMT_USE_NONTYPE_TEMPLATE_PARAMETERS template struct fixed_string { @@ -852,7 +944,7 @@ template struct fixed_string { detail::copy_str(static_cast(str), str + N, data); } - Char data[N]{}; + Char data[N] = {}; }; #endif @@ -874,30 +966,30 @@ constexpr auto compile_string_to_view(detail::std_string_view s) FMT_BEGIN_DETAIL_NAMESPACE template struct is_integral : std::is_integral {}; -template <> struct is_integral : std::true_type {}; +template <> struct is_integral : std::true_type {}; template <> struct is_integral : std::true_type {}; template using is_signed = std::integral_constant::is_signed || - std::is_same::value>; + std::is_same::value>; // Returns true if value is negative, false otherwise. // Same as `value < 0` but doesn't produce warnings if T is an unsigned type. template ::value)> -FMT_CONSTEXPR auto is_negative(T value) -> bool { +constexpr auto is_negative(T value) -> bool { return value < 0; } template ::value)> -FMT_CONSTEXPR auto is_negative(T) -> bool { +constexpr auto is_negative(T) -> bool { return false; } -template ::value)> -FMT_CONSTEXPR auto is_supported_floating_point(T) -> uint16_t { - return (std::is_same::value && FMT_USE_FLOAT) || - (std::is_same::value && FMT_USE_DOUBLE) || - (std::is_same::value && FMT_USE_LONG_DOUBLE); +template constexpr auto is_supported_floating_point(T) -> bool { + return (std::is_same() && FMT_USE_FLOAT) || + (std::is_same() && FMT_USE_DOUBLE) || + (std::is_same() && FMT_USE_LONG_DOUBLE) || + is_float128(); } // Smallest of uint32_t, uint64_t, uint128_t that is large enough to @@ -948,7 +1040,7 @@ template FMT_CONSTEXPR auto count_digits_fallback(T n) -> int { } } #if FMT_USE_INT128 -FMT_CONSTEXPR inline auto count_digits(uint128_t n) -> int { +FMT_CONSTEXPR inline auto count_digits(uint128_opt n) -> int { return count_digits_fallback(n); } #endif @@ -989,7 +1081,7 @@ FMT_CONSTEXPR20 inline auto count_digits(uint64_t n) -> int { template FMT_CONSTEXPR auto count_digits(UInt n) -> int { #ifdef FMT_BUILTIN_CLZ - if (num_bits() == 32) + if (!is_constant_evaluated() && num_bits() == 32) return (FMT_BUILTIN_CLZ(static_cast(n) | 1) ^ 31) / BITS + 1; #endif // Lambda avoids unreachable code warnings from NVHPC. @@ -1002,8 +1094,6 @@ FMT_CONSTEXPR auto count_digits(UInt n) -> int { }(n); } -template <> auto count_digits<4>(detail::fallback_uintptr n) -> int; - #ifdef FMT_BUILTIN_CLZ // It is a separate function rather than a part of count_digits to workaround // the lack of static constexpr in constexpr functions. @@ -1039,15 +1129,11 @@ FMT_CONSTEXPR20 inline auto count_digits(uint32_t n) -> int { return count_digits_fallback(n); } -template constexpr auto digits10() FMT_NOEXCEPT -> int { +template constexpr auto digits10() noexcept -> int { return std::numeric_limits::digits10; } -template <> constexpr auto digits10() FMT_NOEXCEPT -> int { - return 38; -} -template <> constexpr auto digits10() FMT_NOEXCEPT -> int { - return 38; -} +template <> constexpr auto digits10() noexcept -> int { return 38; } +template <> constexpr auto digits10() noexcept -> int { return 38; } template struct thousands_sep_result { std::string grouping; @@ -1142,35 +1228,13 @@ FMT_CONSTEXPR auto format_uint(Char* buffer, UInt value, int num_digits, Char* end = buffer; do { const char* digits = upper ? "0123456789ABCDEF" : "0123456789abcdef"; - unsigned digit = (value & ((1 << BASE_BITS) - 1)); + unsigned digit = static_cast(value & ((1 << BASE_BITS) - 1)); *--buffer = static_cast(BASE_BITS < 4 ? static_cast('0' + digit) : digits[digit]); } while ((value >>= BASE_BITS) != 0); return end; } -template -auto format_uint(Char* buffer, detail::fallback_uintptr n, int num_digits, - bool = false) -> Char* { - auto char_digits = std::numeric_limits::digits / 4; - int start = (num_digits + char_digits - 1) / char_digits - 1; - if (int start_digits = num_digits % char_digits) { - unsigned value = n.value[start--]; - buffer = format_uint(buffer, value, start_digits); - } - for (; start >= 0; --start) { - unsigned value = n.value[start]; - buffer += char_digits; - auto p = buffer; - for (int i = 0; i < char_digits; ++i) { - unsigned digit = (value & ((1 << BASE_BITS) - 1)); - *--p = static_cast("0123456789abcdef"[digit]); - value >>= BASE_BITS; - } - } - return buffer; -} - template inline auto format_uint(It out, UInt value, int num_digits, bool upper = false) -> It { @@ -1200,58 +1264,50 @@ class utf8_to_utf16 { namespace dragonbox { // Type-specific information that Dragonbox uses. -template struct float_info; +template struct float_info; template <> struct float_info { using carrier_uint = uint32_t; - static const int significand_bits = 23; static const int exponent_bits = 8; - static const int min_exponent = -126; - static const int max_exponent = 127; - static const int exponent_bias = -127; - static const int decimal_digits = 9; static const int kappa = 1; static const int big_divisor = 100; static const int small_divisor = 10; static const int min_k = -31; static const int max_k = 46; - static const int cache_bits = 64; static const int divisibility_check_by_5_threshold = 39; static const int case_fc_pm_half_lower_threshold = -1; - static const int case_fc_pm_half_upper_threshold = 6; - static const int case_fc_lower_threshold = -2; - static const int case_fc_upper_threshold = 6; - static const int case_shorter_interval_left_endpoint_lower_threshold = 2; - static const int case_shorter_interval_left_endpoint_upper_threshold = 3; static const int shorter_interval_tie_lower_threshold = -35; static const int shorter_interval_tie_upper_threshold = -35; - static const int max_trailing_zeros = 7; }; template <> struct float_info { using carrier_uint = uint64_t; - static const int significand_bits = 52; static const int exponent_bits = 11; - static const int min_exponent = -1022; - static const int max_exponent = 1023; - static const int exponent_bias = -1023; - static const int decimal_digits = 17; static const int kappa = 2; static const int big_divisor = 1000; static const int small_divisor = 100; static const int min_k = -292; static const int max_k = 326; - static const int cache_bits = 128; static const int divisibility_check_by_5_threshold = 86; static const int case_fc_pm_half_lower_threshold = -2; - static const int case_fc_pm_half_upper_threshold = 9; - static const int case_fc_lower_threshold = -4; - static const int case_fc_upper_threshold = 9; - static const int case_shorter_interval_left_endpoint_lower_threshold = 2; - static const int case_shorter_interval_left_endpoint_upper_threshold = 3; static const int shorter_interval_tie_lower_threshold = -77; static const int shorter_interval_tie_upper_threshold = -77; - static const int max_trailing_zeros = 16; +}; + +// An 80- or 128-bit floating point number. +template +struct float_info::digits == 64 || + std::numeric_limits::digits == 113 || + is_float128::value>> { + using carrier_uint = detail::uint128_t; + static const int exponent_bits = 15; +}; + +// A double-double floating point number. +template +struct float_info::digits >= 106 && + !std::numeric_limits::is_iec559>> { + using carrier_uint = detail::uint128_t; }; template struct decimal_fp { @@ -1260,16 +1316,35 @@ template struct decimal_fp { int exponent; }; -template -FMT_API auto to_decimal(T x) FMT_NOEXCEPT -> decimal_fp; +template FMT_API auto to_decimal(T x) noexcept -> decimal_fp; } // namespace dragonbox -template +// Returns true iff Float has the implicit bit which is not stored. +template constexpr bool has_implicit_bit() { + // An 80-bit FP number has a 64-bit significand an no implicit bit. + return std::numeric_limits::digits != 64; +} + +// Returns the number of significand bits stored in Float. The implicit bit is +// not counted since it is not stored. +template constexpr int num_significand_bits() { + // std::numeric_limits may not support __float128. + return is_float128() ? 112 + : (std::numeric_limits::digits - + (has_implicit_bit() ? 1 : 0)); +} + +template constexpr auto exponent_mask() -> - typename dragonbox::float_info::carrier_uint { - using uint = typename dragonbox::float_info::carrier_uint; - return ((uint(1) << dragonbox::float_info::exponent_bits) - 1) - << dragonbox::float_info::significand_bits; + typename dragonbox::float_info::carrier_uint { + using uint = typename dragonbox::float_info::carrier_uint; + return ((uint(1) << dragonbox::float_info::exponent_bits) - 1) + << num_significand_bits(); +} +template constexpr auto exponent_bias() -> int { + // std::numeric_limits may not support __float128. + return is_float128() ? 16383 + : std::numeric_limits::max_exponent - 1; } // Writes the exponent exp in the form "[+-]d{2,3}" to buffer. @@ -1299,16 +1374,122 @@ FMT_HEADER_ONLY_CONSTEXPR20 auto format_float(T value, int precision, float_specs specs, buffer& buf) -> int; +#ifndef _MSC_VER +# define FMT_SNPRINTF snprintf +#else +FMT_API auto fmt_snprintf(char* buf, size_t size, const char* fmt, ...) -> int; +# define FMT_SNPRINTF fmt_snprintf +#endif // _MSC_VER + // Formats a floating-point number with snprintf. template auto snprintf_float(T value, int precision, float_specs specs, - buffer& buf) -> int; + buffer& buf) -> int { + // Buffer capacity must be non-zero, otherwise MSVC's vsnprintf_s will fail. + FMT_ASSERT(buf.capacity() > buf.size(), "empty buffer"); + static_assert(!std::is_same::value, ""); -template constexpr auto promote_float(T value) -> T { - return value; + // Subtract 1 to account for the difference in precision since we use %e for + // both general and exponent format. + if (specs.format == float_format::general || + specs.format == float_format::exp) { + precision = (precision >= 0 ? precision : 6) - 1; + } + + // Build the format string. + char format[7]; // The longest format is "%#.*Le". + char* format_ptr = format; + *format_ptr++ = '%'; + if (specs.showpoint && specs.format == float_format::hex) *format_ptr++ = '#'; + if (precision >= 0) { + *format_ptr++ = '.'; + *format_ptr++ = '*'; + } + if (std::is_same()) *format_ptr++ = 'L'; + *format_ptr++ = specs.format != float_format::hex + ? (specs.format == float_format::fixed ? 'f' : 'e') + : (specs.upper ? 'A' : 'a'); + *format_ptr = '\0'; + + // Format using snprintf. + auto offset = buf.size(); + for (;;) { + auto begin = buf.data() + offset; + auto capacity = buf.capacity() - offset; + abort_fuzzing_if(precision > 100000); + // Suppress the warning about a nonliteral format string. + // Cannot use auto because of a bug in MinGW (#1532). + int (*snprintf_ptr)(char*, size_t, const char*, ...) = FMT_SNPRINTF; + int result = precision >= 0 + ? snprintf_ptr(begin, capacity, format, precision, value) + : snprintf_ptr(begin, capacity, format, value); + if (result < 0) { + // The buffer will grow exponentially. + buf.try_reserve(buf.capacity() + 1); + continue; + } + auto size = to_unsigned(result); + // Size equal to capacity means that the last character was truncated. + if (size >= capacity) { + buf.try_reserve(size + offset + 1); // Add 1 for the terminating '\0'. + continue; + } + auto is_digit = [](char c) { return c >= '0' && c <= '9'; }; + if (specs.format == float_format::fixed) { + if (precision == 0) { + buf.try_resize(size); + return 0; + } + // Find and remove the decimal point. + auto end = begin + size, p = end; + do { + --p; + } while (is_digit(*p)); + int fraction_size = static_cast(end - p - 1); + std::memmove(p, p + 1, to_unsigned(fraction_size)); + buf.try_resize(size - 1); + return -fraction_size; + } + if (specs.format == float_format::hex) { + buf.try_resize(size + offset); + return 0; + } + // Find and parse the exponent. + auto end = begin + size, exp_pos = end; + do { + --exp_pos; + } while (*exp_pos != 'e'); + char sign = exp_pos[1]; + FMT_ASSERT(sign == '+' || sign == '-', ""); + int exp = 0; + auto p = exp_pos + 2; // Skip 'e' and sign. + do { + FMT_ASSERT(is_digit(*p), ""); + exp = exp * 10 + (*p++ - '0'); + } while (p != end); + if (sign == '-') exp = -exp; + int fraction_size = 0; + if (exp_pos != begin + 1) { + // Remove trailing zeros. + auto fraction_end = exp_pos - 1; + while (*fraction_end == '0') --fraction_end; + // Move the fractional part left to get rid of the decimal point. + fraction_size = static_cast(fraction_end - begin - 1); + std::memmove(begin + 1, begin + 2, to_unsigned(fraction_size)); + } + buf.try_resize(to_unsigned(fraction_size) + offset + 1); + return exp - fraction_size; + } } -constexpr auto promote_float(float value) -> double { - return static_cast(value); + +template +using convert_float_result = + conditional_t::value || sizeof(T) == sizeof(double), + double, T>; + +template +constexpr auto convert_float(T value) -> convert_float_result { + return static_cast>(value); } template @@ -1377,11 +1558,173 @@ auto write_ptr(OutputIt out, UIntPtr value, : base_iterator(out, write(reserve(out, size))); } +// Returns true iff the code point cp is printable. +FMT_API auto is_printable(uint32_t cp) -> bool; + +inline auto needs_escape(uint32_t cp) -> bool { + return cp < 0x20 || cp == 0x7f || cp == '"' || cp == '\\' || + !is_printable(cp); +} + +template struct find_escape_result { + const Char* begin; + const Char* end; + uint32_t cp; +}; + +template +using make_unsigned_char = + typename conditional_t::value, + std::make_unsigned, + type_identity>::type; + +template +auto find_escape(const Char* begin, const Char* end) + -> find_escape_result { + for (; begin != end; ++begin) { + uint32_t cp = static_cast>(*begin); + if (sizeof(Char) == 1 && cp >= 0x80) continue; + if (needs_escape(cp)) return {begin, begin + 1, cp}; + } + return {begin, nullptr, 0}; +} + +inline auto find_escape(const char* begin, const char* end) + -> find_escape_result { + if (!is_utf8()) return find_escape(begin, end); + auto result = find_escape_result{end, nullptr, 0}; + for_each_codepoint(string_view(begin, to_unsigned(end - begin)), + [&](uint32_t cp, string_view sv) { + if (needs_escape(cp)) { + result = {sv.begin(), sv.end(), cp}; + return false; + } + return true; + }); + return result; +} + +#define FMT_STRING_IMPL(s, base, explicit) \ + [] { \ + /* Use the hidden visibility as a workaround for a GCC bug (#1973). */ \ + /* Use a macro-like name to avoid shadowing warnings. */ \ + struct FMT_GCC_VISIBILITY_HIDDEN FMT_COMPILE_STRING : base { \ + using char_type = fmt::remove_cvref_t; \ + FMT_MAYBE_UNUSED FMT_CONSTEXPR explicit \ + operator fmt::basic_string_view() const { \ + return fmt::detail_exported::compile_string_to_view(s); \ + } \ + }; \ + return FMT_COMPILE_STRING(); \ + }() + +/** + \rst + Constructs a compile-time format string from a string literal *s*. + + **Example**:: + + // A compile-time error because 'd' is an invalid specifier for strings. + std::string s = fmt::format(FMT_STRING("{:d}"), "foo"); + \endrst + */ +#define FMT_STRING(s) FMT_STRING_IMPL(s, fmt::compile_string, ) + +template +auto write_escaped_string(OutputIt out, basic_string_view str) + -> OutputIt { + return copy_str(str.data(), str.data() + str.size(), out); +} + +template +auto write_escaped_cp(OutputIt out, const find_escape_result& escape) + -> OutputIt { + auto c = static_cast(escape.cp); + switch (escape.cp) { + case '\n': + *out++ = '\\'; + c = 'n'; + break; + case '\r': + *out++ = '\\'; + c = 'r'; + break; + case '\t': + *out++ = '\\'; + c = 't'; + break; + case '"': + FMT_FALLTHROUGH; + case '\'': + FMT_FALLTHROUGH; + case '\\': + *out++ = '\\'; + break; + default: + if (is_utf8()) { + if (escape.cp < 0x100) { + return format_to(out, FMT_STRING("\\x{:02x}"), escape.cp); + } + if (escape.cp < 0x10000) { + return format_to(out, FMT_STRING("\\u{:04x}"), escape.cp); + } + if (escape.cp < 0x110000) { + return format_to(out, FMT_STRING("\\U{:08x}"), escape.cp); + } + } + for (char escape_char : basic_string_view( + escape.begin, to_unsigned(escape.end - escape.begin))) { + out = format_to(out, FMT_STRING("\\x{:02x}"), + static_cast>(escape_char)); + } + return out; + } + *out++ = c; + return out; +} + +template +auto write_escaped_string(OutputIt out, basic_string_view str) + -> OutputIt { + *out++ = '"'; + auto begin = str.begin(), end = str.end(); + do { + auto escape = find_escape(begin, end); + out = copy_str(begin, escape.begin, out); + begin = escape.end; + if (!begin) break; + out = write_escaped_cp(out, escape); + } while (begin != end); + *out++ = '"'; + return out; +} + +template +auto write_escaped_char(OutputIt out, Char v) -> OutputIt { + *out++ = v; + return out; +} + +template +auto write_escaped_char(OutputIt out, char v) -> OutputIt { + *out++ = '\''; + if ((needs_escape(static_cast(v)) && v != '"') || v == '\'') { + out = write_escaped_cp( + out, find_escape_result{&v, &v + 1, static_cast(v)}); + } else { + *out++ = v; + } + *out++ = '\''; + return out; +} + template FMT_CONSTEXPR auto write_char(OutputIt out, Char value, const basic_format_specs& specs) -> OutputIt { + bool is_debug = specs.type == presentation_type::debug; return write_padded(out, specs, 1, [=](reserve_iterator it) { + if (is_debug) return write_escaped_char(it, value); *it++ = value; return it; }); @@ -1647,6 +1990,45 @@ FMT_CONSTEXPR FMT_INLINE auto write(OutputIt out, T value, return write_int(out, make_write_int_arg(value, specs.sign), specs, loc); } +// An output iterator that counts the number of objects written to it and +// discards them. +class counting_iterator { + private: + size_t count_; + + public: + using iterator_category = std::output_iterator_tag; + using difference_type = std::ptrdiff_t; + using pointer = void; + using reference = void; + FMT_UNCHECKED_ITERATOR(counting_iterator); + + struct value_type { + template void operator=(const T&) {} + }; + + counting_iterator() : count_(0) {} + + size_t count() const { return count_; } + + counting_iterator& operator++() { + ++count_; + return *this; + } + counting_iterator operator++(int) { + auto it = *this; + ++*this; + return it; + } + + friend counting_iterator operator+(counting_iterator it, difference_type n) { + it.count_ += static_cast(n); + return it; + } + + value_type operator*() const { return {}; } +}; + template FMT_CONSTEXPR auto write(OutputIt out, basic_string_view s, const basic_format_specs& specs) -> OutputIt { @@ -1654,10 +2036,17 @@ FMT_CONSTEXPR auto write(OutputIt out, basic_string_view s, auto size = s.size(); if (specs.precision >= 0 && to_unsigned(specs.precision) < size) size = code_point_index(s, to_unsigned(specs.precision)); - auto width = - specs.width != 0 ? compute_width(basic_string_view(data, size)) : 0; + bool is_debug = specs.type == presentation_type::debug; + size_t width = 0; + if (specs.width != 0) { + if (is_debug) + width = write_escaped_string(counting_iterator{}, s).count(); + else + width = compute_width(basic_string_view(data, size)); + } return write_padded(out, specs, size, width, [=](reserve_iterator it) { + if (is_debug) return write_escaped_string(it, s); return copy_str(data, data + size, it); }); } @@ -1675,15 +2064,15 @@ FMT_CONSTEXPR auto write(OutputIt out, const Char* s, -> OutputIt { return check_cstring_type_spec(specs.type) ? write(out, basic_string_view(s), specs, {}) - : write_ptr(out, to_uintptr(s), &specs); + : write_ptr(out, bit_cast(s), &specs); } template -FMT_CONSTEXPR20 auto write_nonfinite(OutputIt out, bool isinf, +FMT_CONSTEXPR20 auto write_nonfinite(OutputIt out, bool isnan, basic_format_specs specs, const float_specs& fspecs) -> OutputIt { auto str = - isinf ? (fspecs.upper ? "INF" : "inf") : (fspecs.upper ? "NAN" : "nan"); + isnan ? (fspecs.upper ? "NAN" : "nan") : (fspecs.upper ? "INF" : "inf"); constexpr size_t str_size = 3; auto sign = fspecs.sign; auto size = str_size + (sign ? 1 : 0); @@ -1747,7 +2136,7 @@ inline auto write_significand(Char* out, UInt significand, int significand_size, int floating_size = significand_size - integral_size; for (int i = floating_size / 2; i > 0; --i) { out -= 2; - copy2(out, digits2(significand % 100)); + copy2(out, digits2(static_cast(significand % 100))); significand /= 100; } if (floating_size % 2 != 0) { @@ -1860,16 +2249,14 @@ FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& fp, // 1234e5 -> 123400000[.0+] size += to_unsigned(fp.exponent); int num_zeros = fspecs.precision - exp; -#ifdef FMT_FUZZ - if (num_zeros > 5000) - throw std::runtime_error("fuzz mode - avoiding excessive cpu use"); -#endif + abort_fuzzing_if(num_zeros > 5000); if (fspecs.showpoint) { + ++size; if (num_zeros <= 0 && fspecs.format != float_format::fixed) num_zeros = 1; - if (num_zeros > 0) size += to_unsigned(num_zeros) + 1; + if (num_zeros > 0) size += to_unsigned(num_zeros); } auto grouping = Grouping(loc, fspecs.locale); - size += to_unsigned(grouping.count_separators(significand_size)); + size += to_unsigned(grouping.count_separators(exp)); return write_padded(out, specs, size, [&](iterator it) { if (sign) *it++ = detail::sign(sign); it = write_significand(it, significand, significand_size, @@ -1937,50 +2324,43 @@ FMT_CONSTEXPR20 auto write_float(OutputIt out, const DecimalFP& fp, } } -template ::value)> -FMT_CONSTEXPR20 bool isinf(T value) { - if (is_constant_evaluated()) { -#if defined(__cpp_if_constexpr) - if constexpr (std::numeric_limits::is_iec559) { - auto bits = detail::bit_cast(static_cast(value)); - constexpr auto significand_bits = - dragonbox::float_info::significand_bits; - return (bits & exponent_mask()) && - !(bits & ((uint64_t(1) << significand_bits) - 1)); - } -#endif - } - return std::isinf(value); +template constexpr bool isnan(T value) { + return !(value >= value); // std::isnan doesn't support __float128. } -template ::value)> +template +struct has_isfinite : std::false_type {}; + +template +struct has_isfinite> + : std::true_type {}; + +template ::value&& + has_isfinite::value)> FMT_CONSTEXPR20 bool isfinite(T value) { - if (is_constant_evaluated()) { -#if defined(__cpp_if_constexpr) - if constexpr (std::numeric_limits::is_iec559) { - auto bits = detail::bit_cast(static_cast(value)); - return (bits & exponent_mask()) != exponent_mask(); - } -#endif - } + if (is_constant_evaluated()) return !isnan(value - value); return std::isfinite(value); } +template ::value)> +constexpr bool isfinite(T value) { + return value - value == 0; // std::isfinite doesn't support __float128. +} -template ::value)> +template ::value)> FMT_INLINE FMT_CONSTEXPR bool signbit(T value) { if (is_constant_evaluated()) { #ifdef __cpp_if_constexpr if constexpr (std::numeric_limits::is_iec559) { auto bits = detail::bit_cast(static_cast(value)); - return (bits & (uint64_t(1) << (num_bits() - 1))) != 0; + return (bits >> (num_bits() - 1)) != 0; } #endif } - return std::signbit(value); + return std::signbit(static_cast(value)); } template ::value)> + FMT_ENABLE_IF(is_floating_point::value)> FMT_CONSTEXPR20 auto write(OutputIt out, T value, basic_format_specs specs, locale_ref loc = {}) -> OutputIt { @@ -1995,7 +2375,7 @@ FMT_CONSTEXPR20 auto write(OutputIt out, T value, } if (!detail::isfinite(value)) - return write_nonfinite(out, detail::isinf(value), specs, fspecs); + return write_nonfinite(out, detail::isnan(value), specs, fspecs); if (specs.align == align::numeric && fspecs.sign) { auto it = reserve(out, 1); @@ -2008,7 +2388,7 @@ FMT_CONSTEXPR20 auto write(OutputIt out, T value, memory_buffer buffer; if (fspecs.format == float_format::hex) { if (fspecs.sign) buffer.push_back(detail::sign(fspecs.sign)); - snprintf_float(promote_float(value), specs.precision, fspecs, buffer); + snprintf_float(convert_float(value), specs.precision, fspecs, buffer); return write_bytes(out, {buffer.data(), buffer.size()}, specs); } @@ -2020,10 +2400,11 @@ FMT_CONSTEXPR20 auto write(OutputIt out, T value, throw_format_error("number is too big"); else ++precision; + } else if (fspecs.format != float_format::fixed && precision == 0) { + precision = 1; } if (const_check(std::is_same())) fspecs.binary32 = true; - if (!is_fast_float()) fspecs.fallback = true; - int exp = format_float(promote_float(value), precision, fspecs, buffer); + int exp = format_float(convert_float(value), precision, fspecs, buffer); fspecs.precision = precision; auto fp = big_decimal_fp{buffer.data(), static_cast(buffer.size()), exp}; return write_float(out, fp, specs, fspecs, loc); @@ -2032,16 +2413,10 @@ FMT_CONSTEXPR20 auto write(OutputIt out, T value, template ::value)> FMT_CONSTEXPR20 auto write(OutputIt out, T value) -> OutputIt { - if (is_constant_evaluated()) { + if (is_constant_evaluated()) return write(out, value, basic_format_specs()); - } - if (const_check(!is_supported_floating_point(value))) return out; - using floaty = conditional_t::value, double, T>; - using uint = typename dragonbox::float_info::carrier_uint; - auto bits = bit_cast(value); - auto fspecs = float_specs(); if (detail::signbit(value)) { fspecs.sign = sign::minus; @@ -2049,16 +2424,18 @@ FMT_CONSTEXPR20 auto write(OutputIt out, T value) -> OutputIt { } constexpr auto specs = basic_format_specs(); + using floaty = conditional_t::value, double, T>; + using uint = typename dragonbox::float_info::carrier_uint; uint mask = exponent_mask(); - if ((bits & mask) == mask) - return write_nonfinite(out, std::isinf(value), specs, fspecs); + if ((bit_cast(value) & mask) == mask) + return write_nonfinite(out, std::isnan(value), specs, fspecs); auto dec = dragonbox::to_decimal(static_cast(value)); return write_float(out, dec, specs, fspecs, {}); } template ::value && + FMT_ENABLE_IF(is_floating_point::value && !is_fast_float::value)> inline auto write(OutputIt out, T value) -> OutputIt { return write(out, value, basic_format_specs()); @@ -2116,8 +2493,7 @@ template < type::custom_type, FMT_ENABLE_IF(check)> FMT_CONSTEXPR auto write(OutputIt out, T value) -> OutputIt { - return write( - out, static_cast::type>(value)); + return write(out, static_cast>(value)); } template & specs = {}, locale_ref = {}) -> OutputIt { check_pointer_type_spec(specs.type, error_handler()); - return write_ptr(out, to_uintptr(value), &specs); + return write_ptr(out, bit_cast(value), &specs); } // A write overload that handles implicit conversions. @@ -2163,7 +2539,7 @@ template > FMT_CONSTEXPR auto write(OutputIt out, const T& value) -> enable_if_t< std::is_class::value && !is_string::value && - !std::is_same::value && + !is_floating_point::value && !std::is_same::value && !std::is_same().map(value))>::value, OutputIt> { @@ -2356,39 +2732,13 @@ FMT_CONSTEXPR void handle_dynamic_spec(int& value, } } -#define FMT_STRING_IMPL(s, base, explicit) \ - [] { \ - /* Use the hidden visibility as a workaround for a GCC bug (#1973). */ \ - /* Use a macro-like name to avoid shadowing warnings. */ \ - struct FMT_GCC_VISIBILITY_HIDDEN FMT_COMPILE_STRING : base { \ - using char_type = fmt::remove_cvref_t; \ - FMT_MAYBE_UNUSED FMT_CONSTEXPR explicit \ - operator fmt::basic_string_view() const { \ - return fmt::detail_exported::compile_string_to_view(s); \ - } \ - }; \ - return FMT_COMPILE_STRING(); \ - }() - -/** - \rst - Constructs a compile-time format string from a string literal *s*. - - **Example**:: - - // A compile-time error because 'd' is an invalid specifier for strings. - std::string s = fmt::format(FMT_STRING("{:d}"), "foo"); - \endrst - */ -#define FMT_STRING(s) FMT_STRING_IMPL(s, fmt::compile_string, ) - #if FMT_USE_USER_DEFINED_LITERALS template struct udl_formatter { basic_string_view str; template auto operator()(T&&... args) const -> std::basic_string { - return vformat(str, fmt::make_args_checked(str, args...)); + return vformat(str, fmt::make_format_args>(args...)); } }; @@ -2441,10 +2791,10 @@ auto vformat(const Locale& loc, basic_string_view format_str, using format_func = void (*)(detail::buffer&, int, const char*); FMT_API void format_error_code(buffer& out, int error_code, - string_view message) FMT_NOEXCEPT; + string_view message) noexcept; FMT_API void report_error(format_func func, int error_code, - const char* message) FMT_NOEXCEPT; + const char* message) noexcept; FMT_END_DETAIL_NAMESPACE FMT_API auto vsystem_error(int error_code, string_view format_str, @@ -2490,12 +2840,11 @@ auto system_error(int error_code, format_string fmt, T&&... args) \endrst */ FMT_API void format_system_error(detail::buffer& out, int error_code, - const char* message) FMT_NOEXCEPT; + const char* message) noexcept; // Reports a system error without throwing an exception. // Can be used to report errors from destructors. -FMT_API void report_system_error(int error_code, - const char* message) FMT_NOEXCEPT; +FMT_API void report_system_error(int error_code, const char* message) noexcept; /** Fast integer formatter. */ class format_int { @@ -2577,28 +2926,6 @@ formatter(ctx.out(), val, specs_, ctx.locale()); } -#define FMT_FORMAT_AS(Type, Base) \ - template \ - struct formatter : formatter { \ - template \ - auto format(Type const& val, FormatContext& ctx) const \ - -> decltype(ctx.out()) { \ - return formatter::format(static_cast(val), ctx); \ - } \ - } - -FMT_FORMAT_AS(signed char, int); -FMT_FORMAT_AS(unsigned char, unsigned); -FMT_FORMAT_AS(short, int); -FMT_FORMAT_AS(unsigned short, unsigned); -FMT_FORMAT_AS(long, long long); -FMT_FORMAT_AS(unsigned long, unsigned long long); -FMT_FORMAT_AS(Char*, const Char*); -FMT_FORMAT_AS(std::basic_string, basic_string_view); -FMT_FORMAT_AS(std::nullptr_t, const void*); -FMT_FORMAT_AS(detail::byte, unsigned char); -FMT_FORMAT_AS(detail::std_string_view, basic_string_view); - template struct formatter : formatter { template @@ -2688,6 +3015,28 @@ template auto ptr(const std::shared_ptr& p) -> const void* { return p.get(); } +/** + \rst + Converts ``e`` to the underlying type. + + **Example**:: + + enum class color { red, green, blue }; + auto s = fmt::format("{}", fmt::underlying(color::red)); + \endrst + */ +template +constexpr auto underlying(Enum e) noexcept -> underlying_t { + return static_cast>(e); +} + +namespace enums { +template ::value)> +constexpr auto format_as(Enum e) noexcept -> underlying_t { + return static_cast>(e); +} +} // namespace enums + class bytes { private: string_view data_; @@ -2818,8 +3167,8 @@ struct formatter, Char> { } template - auto format(const join_view& value, FormatContext& ctx) - -> decltype(ctx.out()) { + auto format(const join_view& value, + FormatContext& ctx) const -> decltype(ctx.out()) { auto it = value.begin; auto out = ctx.out(); if (it != value.end) { @@ -2936,9 +3285,10 @@ void vformat_to( basic_format_parse_context parse_context; buffer_context context; - format_handler(buffer_appender out, basic_string_view str, - basic_format_args> args, locale_ref loc) - : parse_context(str), context(out, args, loc) {} + format_handler(buffer_appender p_out, basic_string_view str, + basic_format_args> p_args, + locale_ref p_loc) + : parse_context(str), context(p_out, p_args, p_loc) {} void on_text(const Char* begin, const Char* end) { auto text = basic_string_view(begin, to_unsigned(end - begin)); @@ -3001,14 +3351,6 @@ extern template auto format_float(double value, int precision, extern template auto format_float(long double value, int precision, float_specs specs, buffer& buf) -> int; -void snprintf_float(float, int, float_specs, buffer&) = delete; -extern template auto snprintf_float(double value, int precision, - float_specs specs, - buffer& buf) -> int; -extern template auto snprintf_float(long double value, - int precision, - float_specs specs, - buffer& buf) -> int; #endif // FMT_HEADER_ONLY FMT_END_DETAIL_NAMESPACE @@ -3026,11 +3368,9 @@ inline namespace literals { \endrst */ # if FMT_USE_NONTYPE_TEMPLATE_PARAMETERS -template -constexpr auto operator""_a() - -> detail::udl_arg, - sizeof(Str.data) / sizeof(decltype(Str.data[0])), Str> { - return {}; +template constexpr auto operator""_a() { + using char_t = remove_cvref_t; + return detail::udl_arg(); } # else constexpr auto operator"" _a(const char* s, size_t) -> detail::udl_arg { diff --git a/Externals/fmt/include/fmt/os.h b/Externals/fmt/include/fmt/os.h index b64f8bbfa5..d7ba5f4c6e 100644 --- a/Externals/fmt/include/fmt/os.h +++ b/Externals/fmt/include/fmt/os.h @@ -9,10 +9,8 @@ #define FMT_OS_H_ #include -#include // locale_t #include #include -#include // strtod_l #include // std::system_error #if defined __APPLE__ || defined(__FreeBSD__) @@ -141,7 +139,7 @@ template struct formatter { }; #ifdef _WIN32 -FMT_API const std::error_category& system_category() FMT_NOEXCEPT; +FMT_API const std::error_category& system_category() noexcept; FMT_BEGIN_DETAIL_NAMESPACE // A converter from UTF-16 to UTF-8. @@ -165,7 +163,7 @@ class utf16_to_utf8 { }; FMT_API void format_windows_error(buffer& out, int error_code, - const char* message) FMT_NOEXCEPT; + const char* message) noexcept; FMT_END_DETAIL_NAMESPACE FMT_API std::system_error vwindows_error(int error_code, string_view format_str, @@ -207,10 +205,9 @@ std::system_error windows_error(int error_code, string_view message, // Reports a Windows error without throwing an exception. // Can be used to report errors from destructors. -FMT_API void report_windows_error(int error_code, - const char* message) FMT_NOEXCEPT; +FMT_API void report_windows_error(int error_code, const char* message) noexcept; #else -inline const std::error_category& system_category() FMT_NOEXCEPT { +inline const std::error_category& system_category() noexcept { return std::system_category(); } #endif // _WIN32 @@ -237,13 +234,13 @@ class buffered_file { void operator=(const buffered_file&) = delete; // Constructs a buffered_file object which doesn't represent any file. - buffered_file() FMT_NOEXCEPT : file_(nullptr) {} + buffered_file() noexcept : file_(nullptr) {} // Destroys the object closing the file it represents if any. - FMT_API ~buffered_file() FMT_NOEXCEPT; + FMT_API ~buffered_file() noexcept; public: - buffered_file(buffered_file&& other) FMT_NOEXCEPT : file_(other.file_) { + buffered_file(buffered_file&& other) noexcept : file_(other.file_) { other.file_ = nullptr; } @@ -261,10 +258,11 @@ class buffered_file { FMT_API void close(); // Returns the pointer to a FILE object representing this file. - FILE* get() const FMT_NOEXCEPT { return file_; } + FILE* get() const noexcept { return file_; } // We place parentheses around fileno to workaround a bug in some versions // of MinGW that define fileno as a macro. + // DEPRECATED! Rename to descriptor to avoid issues with macros. FMT_API int(fileno)() const; void vprint(string_view format_str, format_args args) { @@ -279,12 +277,12 @@ class buffered_file { #if FMT_USE_FCNTL // A file. Closed file is represented by a file object with descriptor -1. -// Methods that are not declared with FMT_NOEXCEPT may throw +// Methods that are not declared with noexcept may throw // fmt::system_error in case of failure. Note that some errors such as // closing the file multiple times will cause a crash on Windows rather // than an exception. You can get standard behavior by overriding the // invalid parameter handler with _set_invalid_parameter_handler. -class file { +class FMT_API file { private: int fd_; // File descriptor. @@ -303,16 +301,16 @@ class file { }; // Constructs a file object which doesn't represent any file. - file() FMT_NOEXCEPT : fd_(-1) {} + file() noexcept : fd_(-1) {} // Opens a file and constructs a file object representing this file. - FMT_API file(cstring_view path, int oflag); + file(cstring_view path, int oflag); public: file(const file&) = delete; void operator=(const file&) = delete; - file(file&& other) FMT_NOEXCEPT : fd_(other.fd_) { other.fd_ = -1; } + file(file&& other) noexcept : fd_(other.fd_) { other.fd_ = -1; } // Move assignment is not noexcept because close may throw. file& operator=(file&& other) { @@ -323,43 +321,43 @@ class file { } // Destroys the object closing the file it represents if any. - FMT_API ~file() FMT_NOEXCEPT; + ~file() noexcept; // Returns the file descriptor. - int descriptor() const FMT_NOEXCEPT { return fd_; } + int descriptor() const noexcept { return fd_; } // Closes the file. - FMT_API void close(); + void close(); // Returns the file size. The size has signed type for consistency with // stat::st_size. - FMT_API long long size() const; + long long size() const; // Attempts to read count bytes from the file into the specified buffer. - FMT_API size_t read(void* buffer, size_t count); + size_t read(void* buffer, size_t count); // Attempts to write count bytes from the specified buffer to the file. - FMT_API size_t write(const void* buffer, size_t count); + size_t write(const void* buffer, size_t count); // Duplicates a file descriptor with the dup function and returns // the duplicate as a file object. - FMT_API static file dup(int fd); + static file dup(int fd); // Makes fd be the copy of this file descriptor, closing fd first if // necessary. - FMT_API void dup2(int fd); + void dup2(int fd); // Makes fd be the copy of this file descriptor, closing fd first if // necessary. - FMT_API void dup2(int fd, std::error_code& ec) FMT_NOEXCEPT; + void dup2(int fd, std::error_code& ec) noexcept; // Creates a pipe setting up read_end and write_end file objects for reading // and writing respectively. - FMT_API static void pipe(file& read_end, file& write_end); + static void pipe(file& read_end, file& write_end); // Creates a buffered_file object associated with this file and detaches // this file object from the file. - FMT_API buffered_file fdopen(const char* mode); + buffered_file fdopen(const char* mode); }; // Returns the memory page size. @@ -462,7 +460,7 @@ class FMT_API ostream final : private detail::buffer { * ````: Flags passed to `open `_ - (``file::WRONLY | file::CREATE`` by default) + (``file::WRONLY | file::CREATE | file::TRUNC`` by default) * ``buffer_size=``: Output buffer size **Example**:: @@ -477,50 +475,6 @@ inline ostream output_file(cstring_view path, T... params) { } #endif // FMT_USE_FCNTL -#ifdef FMT_LOCALE -// A "C" numeric locale. -class locale { - private: -# ifdef _WIN32 - using locale_t = _locale_t; - - static void freelocale(locale_t loc) { _free_locale(loc); } - - static double strtod_l(const char* nptr, char** endptr, _locale_t loc) { - return _strtod_l(nptr, endptr, loc); - } -# endif - - locale_t locale_; - - public: - using type = locale_t; - locale(const locale&) = delete; - void operator=(const locale&) = delete; - - locale() { -# ifndef _WIN32 - locale_ = FMT_SYSTEM(newlocale(LC_NUMERIC_MASK, "C", nullptr)); -# else - locale_ = _create_locale(LC_NUMERIC, "C"); -# endif - if (!locale_) FMT_THROW(system_error(errno, "cannot create locale")); - } - ~locale() { freelocale(locale_); } - - type get() const { return locale_; } - - // Converts string to floating-point number and advances str past the end - // of the parsed input. - FMT_DEPRECATED double strtod(const char*& str) const { - char* end = nullptr; - double result = strtod_l(str, &end, locale_); - str = end; - return result; - } -}; -using Locale FMT_DEPRECATED_ALIAS = locale; -#endif // FMT_LOCALE FMT_MODULE_EXPORT_END FMT_END_NAMESPACE diff --git a/Externals/fmt/include/fmt/ostream.h b/Externals/fmt/include/fmt/ostream.h index 3d716ece84..e228cfc6f9 100755 --- a/Externals/fmt/include/fmt/ostream.h +++ b/Externals/fmt/include/fmt/ostream.h @@ -8,6 +8,7 @@ #ifndef FMT_OSTREAM_H_ #define FMT_OSTREAM_H_ +#include #include #include "format.h" @@ -45,15 +46,57 @@ struct is_streamable< enable_if_t< std::is_arithmetic::value || std::is_array::value || std::is_pointer::value || std::is_same::value || - std::is_same>::value || + std::is_convertible>::value || std::is_same>::value || (std::is_convertible::value && !std::is_enum::value)>> : std::false_type {}; +template FILE* get_file(std::basic_filebuf&) { + return nullptr; +} + +struct dummy_filebuf { + FILE* _Myfile; +}; +template struct ms_filebuf { + using type = dummy_filebuf; +}; +template struct ms_filebuf { + using type = T; +}; +using filebuf_type = ms_filebuf::type; + +FILE* get_file(filebuf_type& buf); + +// Generate a unique explicit instantion in every translation unit using a tag +// type in an anonymous namespace. +namespace { +struct filebuf_access_tag {}; +} // namespace +template +class filebuf_access { + friend FILE* get_file(filebuf_type& buf) { return buf.*file; } +}; +template class filebuf_access; + +inline bool write(std::filebuf& buf, fmt::string_view data) { + print(get_file(buf), data); + return true; +} +inline bool write(std::wfilebuf&, fmt::basic_string_view) { + return false; +} + // Write the content of buf to os. // It is a separate function rather than a part of vprint to simplify testing. template void write_buffer(std::basic_ostream& os, buffer& buf) { + if (const_check(FMT_MSC_VER)) { + auto filebuf = dynamic_cast*>(os.rdbuf()); + if (filebuf && write(*filebuf, {buf.data(), buf.size()})) return; + } const Char* buf_data = buf.data(); using unsigned_streamsize = std::make_unsigned::type; unsigned_streamsize size = buf.size(); @@ -76,27 +119,34 @@ void format_value(buffer& buf, const T& value, #endif output << value; output.exceptions(std::ios_base::failbit | std::ios_base::badbit); - buf.try_resize(buf.size()); } +} // namespace detail // Formats an object of type T that has an overloaded ostream operator<<. -template -struct fallback_formatter::value>> - : private formatter, Char> { - using formatter, Char>::parse; - - template - auto format(const T& value, basic_format_context& ctx) +template +struct basic_ostream_formatter : formatter, Char> { + template + auto format(const T& value, basic_format_context& ctx) const -> OutputIt { auto buffer = basic_memory_buffer(); format_value(buffer, value, ctx.locale()); return formatter, Char>::format( {buffer.data(), buffer.size()}, ctx); } +}; +using ostream_formatter = basic_ostream_formatter; + +namespace detail { + +// Formats an object of type T that has an overloaded ostream operator<<. +template +struct fallback_formatter::value>> + : basic_ostream_formatter { + using basic_ostream_formatter::format; // DEPRECATED! template - auto format(const T& value, basic_printf_context& ctx) + auto format(const T& value, basic_printf_context& ctx) const -> OutputIt { auto buffer = basic_memory_buffer(); format_value(buffer, value, ctx.locale()); @@ -107,7 +157,8 @@ struct fallback_formatter::value>> FMT_MODULE_EXPORT template -void vprint(std::basic_ostream& os, basic_string_view format_str, +void vprint(std::basic_ostream& os, + basic_string_view> format_str, basic_format_args>> args) { auto buffer = basic_memory_buffer(); detail::vformat_to(buffer, format_str, args); @@ -124,12 +175,19 @@ void vprint(std::basic_ostream& os, basic_string_view format_str, \endrst */ FMT_MODULE_EXPORT -template ::value, char_t>> -void print(std::basic_ostream& os, const S& format_str, Args&&... args) { - vprint(os, to_string_view(format_str), - fmt::make_args_checked(format_str, args...)); +template +void print(std::ostream& os, format_string fmt, T&&... args) { + vprint(os, fmt, fmt::make_format_args(args...)); } + +FMT_MODULE_EXPORT +template +void print(std::wostream& os, + basic_format_string...> fmt, + Args&&... args) { + vprint(os, fmt, fmt::make_format_args>(args...)); +} + FMT_END_NAMESPACE #endif // FMT_OSTREAM_H_ diff --git a/Externals/fmt/include/fmt/ranges.h b/Externals/fmt/include/fmt/ranges.h index eb9fb8a92d..edff8f96f7 100755 --- a/Externals/fmt/include/fmt/ranges.h +++ b/Externals/fmt/include/fmt/ranges.h @@ -203,7 +203,7 @@ using make_index_sequence = make_integer_sequence; #endif template -void for_each(index_sequence, Tuple&& tup, F&& f) FMT_NOEXCEPT { +void for_each(index_sequence, Tuple&& tup, F&& f) noexcept { using std::get; // using free function get(T) now. const int _[] = {0, ((void)f(get(tup)), 0)...}; @@ -221,9 +221,28 @@ template void for_each(Tuple&& tup, F&& f) { for_each(indexes, std::forward(tup), std::forward(f)); } +#if FMT_MSC_VER +// Older MSVC doesn't get the reference type correctly for arrays. +template struct range_reference_type_impl { + using type = decltype(*detail::range_begin(std::declval())); +}; + +template struct range_reference_type_impl { + using type = T&; +}; + +template +using range_reference_type = typename range_reference_type_impl::type; +#else template -using value_type = - remove_cvref_t()))>; +using range_reference_type = + decltype(*detail::range_begin(std::declval())); +#endif + +// We don't use the Range's value_type for anything, but we do need the Range's +// reference type, with cv-ref stripped. +template +using uncvref_type = remove_cvref_t>; template OutputIt write_delimiter(OutputIt out) { *out++ = ','; @@ -231,286 +250,9 @@ template OutputIt write_delimiter(OutputIt out) { return out; } -struct singleton { - unsigned char upper; - unsigned char lower_count; -}; - -inline auto is_printable(uint16_t x, const singleton* singletons, - size_t singletons_size, - const unsigned char* singleton_lowers, - const unsigned char* normal, size_t normal_size) - -> bool { - auto upper = x >> 8; - auto lower_start = 0; - for (size_t i = 0; i < singletons_size; ++i) { - auto s = singletons[i]; - auto lower_end = lower_start + s.lower_count; - if (upper < s.upper) break; - if (upper == s.upper) { - for (auto j = lower_start; j < lower_end; ++j) { - if (singleton_lowers[j] == (x & 0xff)) return false; - } - } - lower_start = lower_end; - } - - auto xsigned = static_cast(x); - auto current = true; - for (size_t i = 0; i < normal_size; ++i) { - auto v = static_cast(normal[i]); - auto len = (v & 0x80) != 0 ? (v & 0x7f) << 8 | normal[++i] : v; - xsigned -= len; - if (xsigned < 0) break; - current = !current; - } - return current; -} - -// Returns true iff the code point cp is printable. -// This code is generated by support/printable.py. -inline auto is_printable(uint32_t cp) -> bool { - static constexpr singleton singletons0[] = { - {0x00, 1}, {0x03, 5}, {0x05, 6}, {0x06, 3}, {0x07, 6}, {0x08, 8}, - {0x09, 17}, {0x0a, 28}, {0x0b, 25}, {0x0c, 20}, {0x0d, 16}, {0x0e, 13}, - {0x0f, 4}, {0x10, 3}, {0x12, 18}, {0x13, 9}, {0x16, 1}, {0x17, 5}, - {0x18, 2}, {0x19, 3}, {0x1a, 7}, {0x1c, 2}, {0x1d, 1}, {0x1f, 22}, - {0x20, 3}, {0x2b, 3}, {0x2c, 2}, {0x2d, 11}, {0x2e, 1}, {0x30, 3}, - {0x31, 2}, {0x32, 1}, {0xa7, 2}, {0xa9, 2}, {0xaa, 4}, {0xab, 8}, - {0xfa, 2}, {0xfb, 5}, {0xfd, 4}, {0xfe, 3}, {0xff, 9}, - }; - static constexpr unsigned char singletons0_lower[] = { - 0xad, 0x78, 0x79, 0x8b, 0x8d, 0xa2, 0x30, 0x57, 0x58, 0x8b, 0x8c, 0x90, - 0x1c, 0x1d, 0xdd, 0x0e, 0x0f, 0x4b, 0x4c, 0xfb, 0xfc, 0x2e, 0x2f, 0x3f, - 0x5c, 0x5d, 0x5f, 0xb5, 0xe2, 0x84, 0x8d, 0x8e, 0x91, 0x92, 0xa9, 0xb1, - 0xba, 0xbb, 0xc5, 0xc6, 0xc9, 0xca, 0xde, 0xe4, 0xe5, 0xff, 0x00, 0x04, - 0x11, 0x12, 0x29, 0x31, 0x34, 0x37, 0x3a, 0x3b, 0x3d, 0x49, 0x4a, 0x5d, - 0x84, 0x8e, 0x92, 0xa9, 0xb1, 0xb4, 0xba, 0xbb, 0xc6, 0xca, 0xce, 0xcf, - 0xe4, 0xe5, 0x00, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, - 0x3b, 0x45, 0x46, 0x49, 0x4a, 0x5e, 0x64, 0x65, 0x84, 0x91, 0x9b, 0x9d, - 0xc9, 0xce, 0xcf, 0x0d, 0x11, 0x29, 0x45, 0x49, 0x57, 0x64, 0x65, 0x8d, - 0x91, 0xa9, 0xb4, 0xba, 0xbb, 0xc5, 0xc9, 0xdf, 0xe4, 0xe5, 0xf0, 0x0d, - 0x11, 0x45, 0x49, 0x64, 0x65, 0x80, 0x84, 0xb2, 0xbc, 0xbe, 0xbf, 0xd5, - 0xd7, 0xf0, 0xf1, 0x83, 0x85, 0x8b, 0xa4, 0xa6, 0xbe, 0xbf, 0xc5, 0xc7, - 0xce, 0xcf, 0xda, 0xdb, 0x48, 0x98, 0xbd, 0xcd, 0xc6, 0xce, 0xcf, 0x49, - 0x4e, 0x4f, 0x57, 0x59, 0x5e, 0x5f, 0x89, 0x8e, 0x8f, 0xb1, 0xb6, 0xb7, - 0xbf, 0xc1, 0xc6, 0xc7, 0xd7, 0x11, 0x16, 0x17, 0x5b, 0x5c, 0xf6, 0xf7, - 0xfe, 0xff, 0x80, 0x0d, 0x6d, 0x71, 0xde, 0xdf, 0x0e, 0x0f, 0x1f, 0x6e, - 0x6f, 0x1c, 0x1d, 0x5f, 0x7d, 0x7e, 0xae, 0xaf, 0xbb, 0xbc, 0xfa, 0x16, - 0x17, 0x1e, 0x1f, 0x46, 0x47, 0x4e, 0x4f, 0x58, 0x5a, 0x5c, 0x5e, 0x7e, - 0x7f, 0xb5, 0xc5, 0xd4, 0xd5, 0xdc, 0xf0, 0xf1, 0xf5, 0x72, 0x73, 0x8f, - 0x74, 0x75, 0x96, 0x2f, 0x5f, 0x26, 0x2e, 0x2f, 0xa7, 0xaf, 0xb7, 0xbf, - 0xc7, 0xcf, 0xd7, 0xdf, 0x9a, 0x40, 0x97, 0x98, 0x30, 0x8f, 0x1f, 0xc0, - 0xc1, 0xce, 0xff, 0x4e, 0x4f, 0x5a, 0x5b, 0x07, 0x08, 0x0f, 0x10, 0x27, - 0x2f, 0xee, 0xef, 0x6e, 0x6f, 0x37, 0x3d, 0x3f, 0x42, 0x45, 0x90, 0x91, - 0xfe, 0xff, 0x53, 0x67, 0x75, 0xc8, 0xc9, 0xd0, 0xd1, 0xd8, 0xd9, 0xe7, - 0xfe, 0xff, - }; - static constexpr singleton singletons1[] = { - {0x00, 6}, {0x01, 1}, {0x03, 1}, {0x04, 2}, {0x08, 8}, {0x09, 2}, - {0x0a, 5}, {0x0b, 2}, {0x0e, 4}, {0x10, 1}, {0x11, 2}, {0x12, 5}, - {0x13, 17}, {0x14, 1}, {0x15, 2}, {0x17, 2}, {0x19, 13}, {0x1c, 5}, - {0x1d, 8}, {0x24, 1}, {0x6a, 3}, {0x6b, 2}, {0xbc, 2}, {0xd1, 2}, - {0xd4, 12}, {0xd5, 9}, {0xd6, 2}, {0xd7, 2}, {0xda, 1}, {0xe0, 5}, - {0xe1, 2}, {0xe8, 2}, {0xee, 32}, {0xf0, 4}, {0xf8, 2}, {0xf9, 2}, - {0xfa, 2}, {0xfb, 1}, - }; - static constexpr unsigned char singletons1_lower[] = { - 0x0c, 0x27, 0x3b, 0x3e, 0x4e, 0x4f, 0x8f, 0x9e, 0x9e, 0x9f, 0x06, 0x07, - 0x09, 0x36, 0x3d, 0x3e, 0x56, 0xf3, 0xd0, 0xd1, 0x04, 0x14, 0x18, 0x36, - 0x37, 0x56, 0x57, 0x7f, 0xaa, 0xae, 0xaf, 0xbd, 0x35, 0xe0, 0x12, 0x87, - 0x89, 0x8e, 0x9e, 0x04, 0x0d, 0x0e, 0x11, 0x12, 0x29, 0x31, 0x34, 0x3a, - 0x45, 0x46, 0x49, 0x4a, 0x4e, 0x4f, 0x64, 0x65, 0x5c, 0xb6, 0xb7, 0x1b, - 0x1c, 0x07, 0x08, 0x0a, 0x0b, 0x14, 0x17, 0x36, 0x39, 0x3a, 0xa8, 0xa9, - 0xd8, 0xd9, 0x09, 0x37, 0x90, 0x91, 0xa8, 0x07, 0x0a, 0x3b, 0x3e, 0x66, - 0x69, 0x8f, 0x92, 0x6f, 0x5f, 0xee, 0xef, 0x5a, 0x62, 0x9a, 0x9b, 0x27, - 0x28, 0x55, 0x9d, 0xa0, 0xa1, 0xa3, 0xa4, 0xa7, 0xa8, 0xad, 0xba, 0xbc, - 0xc4, 0x06, 0x0b, 0x0c, 0x15, 0x1d, 0x3a, 0x3f, 0x45, 0x51, 0xa6, 0xa7, - 0xcc, 0xcd, 0xa0, 0x07, 0x19, 0x1a, 0x22, 0x25, 0x3e, 0x3f, 0xc5, 0xc6, - 0x04, 0x20, 0x23, 0x25, 0x26, 0x28, 0x33, 0x38, 0x3a, 0x48, 0x4a, 0x4c, - 0x50, 0x53, 0x55, 0x56, 0x58, 0x5a, 0x5c, 0x5e, 0x60, 0x63, 0x65, 0x66, - 0x6b, 0x73, 0x78, 0x7d, 0x7f, 0x8a, 0xa4, 0xaa, 0xaf, 0xb0, 0xc0, 0xd0, - 0xae, 0xaf, 0x79, 0xcc, 0x6e, 0x6f, 0x93, - }; - static constexpr unsigned char normal0[] = { - 0x00, 0x20, 0x5f, 0x22, 0x82, 0xdf, 0x04, 0x82, 0x44, 0x08, 0x1b, 0x04, - 0x06, 0x11, 0x81, 0xac, 0x0e, 0x80, 0xab, 0x35, 0x28, 0x0b, 0x80, 0xe0, - 0x03, 0x19, 0x08, 0x01, 0x04, 0x2f, 0x04, 0x34, 0x04, 0x07, 0x03, 0x01, - 0x07, 0x06, 0x07, 0x11, 0x0a, 0x50, 0x0f, 0x12, 0x07, 0x55, 0x07, 0x03, - 0x04, 0x1c, 0x0a, 0x09, 0x03, 0x08, 0x03, 0x07, 0x03, 0x02, 0x03, 0x03, - 0x03, 0x0c, 0x04, 0x05, 0x03, 0x0b, 0x06, 0x01, 0x0e, 0x15, 0x05, 0x3a, - 0x03, 0x11, 0x07, 0x06, 0x05, 0x10, 0x07, 0x57, 0x07, 0x02, 0x07, 0x15, - 0x0d, 0x50, 0x04, 0x43, 0x03, 0x2d, 0x03, 0x01, 0x04, 0x11, 0x06, 0x0f, - 0x0c, 0x3a, 0x04, 0x1d, 0x25, 0x5f, 0x20, 0x6d, 0x04, 0x6a, 0x25, 0x80, - 0xc8, 0x05, 0x82, 0xb0, 0x03, 0x1a, 0x06, 0x82, 0xfd, 0x03, 0x59, 0x07, - 0x15, 0x0b, 0x17, 0x09, 0x14, 0x0c, 0x14, 0x0c, 0x6a, 0x06, 0x0a, 0x06, - 0x1a, 0x06, 0x59, 0x07, 0x2b, 0x05, 0x46, 0x0a, 0x2c, 0x04, 0x0c, 0x04, - 0x01, 0x03, 0x31, 0x0b, 0x2c, 0x04, 0x1a, 0x06, 0x0b, 0x03, 0x80, 0xac, - 0x06, 0x0a, 0x06, 0x21, 0x3f, 0x4c, 0x04, 0x2d, 0x03, 0x74, 0x08, 0x3c, - 0x03, 0x0f, 0x03, 0x3c, 0x07, 0x38, 0x08, 0x2b, 0x05, 0x82, 0xff, 0x11, - 0x18, 0x08, 0x2f, 0x11, 0x2d, 0x03, 0x20, 0x10, 0x21, 0x0f, 0x80, 0x8c, - 0x04, 0x82, 0x97, 0x19, 0x0b, 0x15, 0x88, 0x94, 0x05, 0x2f, 0x05, 0x3b, - 0x07, 0x02, 0x0e, 0x18, 0x09, 0x80, 0xb3, 0x2d, 0x74, 0x0c, 0x80, 0xd6, - 0x1a, 0x0c, 0x05, 0x80, 0xff, 0x05, 0x80, 0xdf, 0x0c, 0xee, 0x0d, 0x03, - 0x84, 0x8d, 0x03, 0x37, 0x09, 0x81, 0x5c, 0x14, 0x80, 0xb8, 0x08, 0x80, - 0xcb, 0x2a, 0x38, 0x03, 0x0a, 0x06, 0x38, 0x08, 0x46, 0x08, 0x0c, 0x06, - 0x74, 0x0b, 0x1e, 0x03, 0x5a, 0x04, 0x59, 0x09, 0x80, 0x83, 0x18, 0x1c, - 0x0a, 0x16, 0x09, 0x4c, 0x04, 0x80, 0x8a, 0x06, 0xab, 0xa4, 0x0c, 0x17, - 0x04, 0x31, 0xa1, 0x04, 0x81, 0xda, 0x26, 0x07, 0x0c, 0x05, 0x05, 0x80, - 0xa5, 0x11, 0x81, 0x6d, 0x10, 0x78, 0x28, 0x2a, 0x06, 0x4c, 0x04, 0x80, - 0x8d, 0x04, 0x80, 0xbe, 0x03, 0x1b, 0x03, 0x0f, 0x0d, - }; - static constexpr unsigned char normal1[] = { - 0x5e, 0x22, 0x7b, 0x05, 0x03, 0x04, 0x2d, 0x03, 0x66, 0x03, 0x01, 0x2f, - 0x2e, 0x80, 0x82, 0x1d, 0x03, 0x31, 0x0f, 0x1c, 0x04, 0x24, 0x09, 0x1e, - 0x05, 0x2b, 0x05, 0x44, 0x04, 0x0e, 0x2a, 0x80, 0xaa, 0x06, 0x24, 0x04, - 0x24, 0x04, 0x28, 0x08, 0x34, 0x0b, 0x01, 0x80, 0x90, 0x81, 0x37, 0x09, - 0x16, 0x0a, 0x08, 0x80, 0x98, 0x39, 0x03, 0x63, 0x08, 0x09, 0x30, 0x16, - 0x05, 0x21, 0x03, 0x1b, 0x05, 0x01, 0x40, 0x38, 0x04, 0x4b, 0x05, 0x2f, - 0x04, 0x0a, 0x07, 0x09, 0x07, 0x40, 0x20, 0x27, 0x04, 0x0c, 0x09, 0x36, - 0x03, 0x3a, 0x05, 0x1a, 0x07, 0x04, 0x0c, 0x07, 0x50, 0x49, 0x37, 0x33, - 0x0d, 0x33, 0x07, 0x2e, 0x08, 0x0a, 0x81, 0x26, 0x52, 0x4e, 0x28, 0x08, - 0x2a, 0x56, 0x1c, 0x14, 0x17, 0x09, 0x4e, 0x04, 0x1e, 0x0f, 0x43, 0x0e, - 0x19, 0x07, 0x0a, 0x06, 0x48, 0x08, 0x27, 0x09, 0x75, 0x0b, 0x3f, 0x41, - 0x2a, 0x06, 0x3b, 0x05, 0x0a, 0x06, 0x51, 0x06, 0x01, 0x05, 0x10, 0x03, - 0x05, 0x80, 0x8b, 0x62, 0x1e, 0x48, 0x08, 0x0a, 0x80, 0xa6, 0x5e, 0x22, - 0x45, 0x0b, 0x0a, 0x06, 0x0d, 0x13, 0x39, 0x07, 0x0a, 0x36, 0x2c, 0x04, - 0x10, 0x80, 0xc0, 0x3c, 0x64, 0x53, 0x0c, 0x48, 0x09, 0x0a, 0x46, 0x45, - 0x1b, 0x48, 0x08, 0x53, 0x1d, 0x39, 0x81, 0x07, 0x46, 0x0a, 0x1d, 0x03, - 0x47, 0x49, 0x37, 0x03, 0x0e, 0x08, 0x0a, 0x06, 0x39, 0x07, 0x0a, 0x81, - 0x36, 0x19, 0x80, 0xb7, 0x01, 0x0f, 0x32, 0x0d, 0x83, 0x9b, 0x66, 0x75, - 0x0b, 0x80, 0xc4, 0x8a, 0xbc, 0x84, 0x2f, 0x8f, 0xd1, 0x82, 0x47, 0xa1, - 0xb9, 0x82, 0x39, 0x07, 0x2a, 0x04, 0x02, 0x60, 0x26, 0x0a, 0x46, 0x0a, - 0x28, 0x05, 0x13, 0x82, 0xb0, 0x5b, 0x65, 0x4b, 0x04, 0x39, 0x07, 0x11, - 0x40, 0x05, 0x0b, 0x02, 0x0e, 0x97, 0xf8, 0x08, 0x84, 0xd6, 0x2a, 0x09, - 0xa2, 0xf7, 0x81, 0x1f, 0x31, 0x03, 0x11, 0x04, 0x08, 0x81, 0x8c, 0x89, - 0x04, 0x6b, 0x05, 0x0d, 0x03, 0x09, 0x07, 0x10, 0x93, 0x60, 0x80, 0xf6, - 0x0a, 0x73, 0x08, 0x6e, 0x17, 0x46, 0x80, 0x9a, 0x14, 0x0c, 0x57, 0x09, - 0x19, 0x80, 0x87, 0x81, 0x47, 0x03, 0x85, 0x42, 0x0f, 0x15, 0x85, 0x50, - 0x2b, 0x80, 0xd5, 0x2d, 0x03, 0x1a, 0x04, 0x02, 0x81, 0x70, 0x3a, 0x05, - 0x01, 0x85, 0x00, 0x80, 0xd7, 0x29, 0x4c, 0x04, 0x0a, 0x04, 0x02, 0x83, - 0x11, 0x44, 0x4c, 0x3d, 0x80, 0xc2, 0x3c, 0x06, 0x01, 0x04, 0x55, 0x05, - 0x1b, 0x34, 0x02, 0x81, 0x0e, 0x2c, 0x04, 0x64, 0x0c, 0x56, 0x0a, 0x80, - 0xae, 0x38, 0x1d, 0x0d, 0x2c, 0x04, 0x09, 0x07, 0x02, 0x0e, 0x06, 0x80, - 0x9a, 0x83, 0xd8, 0x08, 0x0d, 0x03, 0x0d, 0x03, 0x74, 0x0c, 0x59, 0x07, - 0x0c, 0x14, 0x0c, 0x04, 0x38, 0x08, 0x0a, 0x06, 0x28, 0x08, 0x22, 0x4e, - 0x81, 0x54, 0x0c, 0x15, 0x03, 0x03, 0x05, 0x07, 0x09, 0x19, 0x07, 0x07, - 0x09, 0x03, 0x0d, 0x07, 0x29, 0x80, 0xcb, 0x25, 0x0a, 0x84, 0x06, - }; - auto lower = static_cast(cp); - if (cp < 0x10000) { - return is_printable(lower, singletons0, - sizeof(singletons0) / sizeof(*singletons0), - singletons0_lower, normal0, sizeof(normal0)); - } - if (cp < 0x20000) { - return is_printable(lower, singletons1, - sizeof(singletons1) / sizeof(*singletons1), - singletons1_lower, normal1, sizeof(normal1)); - } - if (0x2a6de <= cp && cp < 0x2a700) return false; - if (0x2b735 <= cp && cp < 0x2b740) return false; - if (0x2b81e <= cp && cp < 0x2b820) return false; - if (0x2cea2 <= cp && cp < 0x2ceb0) return false; - if (0x2ebe1 <= cp && cp < 0x2f800) return false; - if (0x2fa1e <= cp && cp < 0x30000) return false; - if (0x3134b <= cp && cp < 0xe0100) return false; - if (0xe01f0 <= cp && cp < 0x110000) return false; - return cp < 0x110000; -} - -inline auto needs_escape(uint32_t cp) -> bool { - return cp < 0x20 || cp == 0x7f || cp == '"' || cp == '\\' || - !is_printable(cp); -} - -template struct find_escape_result { - const Char* begin; - const Char* end; - uint32_t cp; -}; - -template -auto find_escape(const Char* begin, const Char* end) - -> find_escape_result { - for (; begin != end; ++begin) { - auto cp = static_cast::type>(*begin); - if (sizeof(Char) == 1 && cp >= 0x80) continue; - if (needs_escape(cp)) return {begin, begin + 1, cp}; - } - return {begin, nullptr, 0}; -} - -inline auto find_escape(const char* begin, const char* end) - -> find_escape_result { - if (!is_utf8()) return find_escape(begin, end); - auto result = find_escape_result{end, nullptr, 0}; - for_each_codepoint(string_view(begin, to_unsigned(end - begin)), - [&](uint32_t cp, string_view sv) { - if (needs_escape(cp)) { - result = {sv.begin(), sv.end(), cp}; - return false; - } - return true; - }); - return result; -} - template auto write_range_entry(OutputIt out, basic_string_view str) -> OutputIt { - *out++ = '"'; - auto begin = str.begin(), end = str.end(); - do { - auto escape = find_escape(begin, end); - out = copy_str(begin, escape.begin, out); - begin = escape.end; - if (!begin) break; - auto c = static_cast(escape.cp); - switch (escape.cp) { - case '\n': - *out++ = '\\'; - c = 'n'; - break; - case '\r': - *out++ = '\\'; - c = 'r'; - break; - case '\t': - *out++ = '\\'; - c = 't'; - break; - case '"': - FMT_FALLTHROUGH; - case '\\': - *out++ = '\\'; - break; - default: - if (is_utf8()) { - if (escape.cp < 0x100) { - out = format_to(out, "\\x{:02x}", escape.cp); - continue; - } - if (escape.cp < 0x10000) { - out = format_to(out, "\\u{:04x}", escape.cp); - continue; - } - if (escape.cp < 0x110000) { - out = format_to(out, "\\U{:08x}", escape.cp); - continue; - } - } - for (Char escape_char : basic_string_view( - escape.begin, to_unsigned(escape.end - escape.begin))) { - out = format_to( - out, "\\x{:02x}", - static_cast::type>(escape_char)); - } - continue; - } - *out++ = c; - } while (begin != end); - *out++ = '"'; - return out; + return write_escaped_string(out, str); } template OutputIt { template ::value)> OutputIt write_range_entry(OutputIt out, const Arg v) { - *out++ = '\''; - *out++ = v; - *out++ = '\''; - return out; + return write_escaped_char(out, v); } template < @@ -565,7 +304,8 @@ struct formatter::value>> { } template - auto format(const TupleT& values, FormatContext& ctx) -> decltype(ctx.out()) { + auto format(const TupleT& values, FormatContext& ctx) const + -> decltype(ctx.out()) { auto out = ctx.out(); *out++ = '('; detail::for_each(values, format_each{0, out}); @@ -582,43 +322,96 @@ template struct is_range { !std::is_constructible, T>::value; }; -template +namespace detail { +template struct range_mapper { + using mapper = arg_mapper; + + template , Context>::value)> + static auto map(T&& value) -> T&& { + return static_cast(value); + } + template , Context>::value)> + static auto map(T&& value) + -> decltype(mapper().map(static_cast(value))) { + return mapper().map(static_cast(value)); + } +}; + +template +using range_formatter_type = conditional_t< + is_formattable::value, + formatter>{}.map( + std::declval()))>, + Char>, + fallback_formatter>; + +template +using maybe_const_range = + conditional_t::value, const R, R>; +} // namespace detail + +template struct formatter< - T, Char, + R, Char, enable_if_t< - fmt::is_range::value + fmt::is_range::value // Workaround a bug in MSVC 2019 and earlier. #if !FMT_MSC_VER - && (is_formattable, Char>::value || - detail::has_fallback_formatter, Char>::value) + && + (is_formattable>, + Char>::value || + detail::has_fallback_formatter< + detail::uncvref_type>, Char>::value) #endif >> { + + using range_type = detail::maybe_const_range; + using formatter_type = + detail::range_formatter_type>; + formatter_type underlying_; + bool custom_specs_ = false; + template FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { - return ctx.begin(); + auto it = ctx.begin(); + auto end = ctx.end(); + if (it == end || *it == '}') return it; + + if (*it != ':') + FMT_THROW(format_error("no top-level range formatters supported")); + + custom_specs_ = true; + ++it; + ctx.advance_to(it); + return underlying_.parse(ctx); } - template < - typename FormatContext, typename U, - FMT_ENABLE_IF( - std::is_same::value, - const T, T>>::value)> - auto format(U& range, FormatContext& ctx) -> decltype(ctx.out()) { + template + auto format(range_type& range, FormatContext& ctx) const + -> decltype(ctx.out()) { #ifdef FMT_DEPRECATED_BRACED_RANGES Char prefix = '{'; Char postfix = '}'; #else - Char prefix = detail::is_set::value ? '{' : '['; - Char postfix = detail::is_set::value ? '}' : ']'; + Char prefix = detail::is_set::value ? '{' : '['; + Char postfix = detail::is_set::value ? '}' : ']'; #endif + detail::range_mapper> mapper; auto out = ctx.out(); *out++ = prefix; int i = 0; - auto it = std::begin(range); - auto end = std::end(range); + auto it = detail::range_begin(range); + auto end = detail::range_end(range); for (; it != end; ++it) { if (i > 0) out = detail::write_delimiter(out); - out = detail::write_range_entry(out, *it); + if (custom_specs_) { + ctx.advance_to(out); + out = underlying_.format(mapper.map(*it), ctx); + } else { + out = detail::write_range_entry(out, *it); + } ++i; } *out++ = postfix; @@ -629,14 +422,14 @@ struct formatter< template struct formatter< T, Char, - enable_if_t< - detail::is_map::value + enable_if_t::value // Workaround a bug in MSVC 2019 and earlier. #if !FMT_MSC_VER - && (is_formattable, Char>::value || - detail::has_fallback_formatter, Char>::value) + && (is_formattable, Char>::value || + detail::has_fallback_formatter, + Char>::value) #endif - >> { + >> { template FMT_CONSTEXPR auto parse(ParseContext& ctx) -> decltype(ctx.begin()) { return ctx.begin(); @@ -647,7 +440,7 @@ struct formatter< FMT_ENABLE_IF( std::is_same::value, const T, T>>::value)> - auto format(U& map, FormatContext& ctx) -> decltype(ctx.out()) { + auto format(U& map, FormatContext& ctx) const -> decltype(ctx.out()) { auto out = ctx.out(); *out++ = '{'; int i = 0; diff --git a/Externals/fmt/include/fmt/xchar.h b/Externals/fmt/include/fmt/xchar.h index 55825077f8..9b57815d08 100644 --- a/Externals/fmt/include/fmt/xchar.h +++ b/Externals/fmt/include/fmt/xchar.h @@ -92,8 +92,8 @@ auto vformat(basic_string_view format_str, template , FMT_ENABLE_IF(!std::is_same::value)> auto format(const S& format_str, Args&&... args) -> std::basic_string { - const auto& vargs = fmt::make_args_checked(format_str, args...); - return vformat(to_string_view(format_str), vargs); + return vformat(to_string_view(format_str), + fmt::make_format_args>(args...)); } template , @@ -113,7 +113,7 @@ template std::basic_string { return detail::vformat(loc, to_string_view(format_str), - fmt::make_args_checked(format_str, args...)); + fmt::make_format_args>(args...)); } template , @@ -132,8 +132,8 @@ template ::value&& detail::is_exotic_char::value)> inline auto format_to(OutputIt out, const S& fmt, Args&&... args) -> OutputIt { - const auto& vargs = fmt::make_args_checked(fmt, args...); - return vformat_to(out, to_string_view(fmt), vargs); + return vformat_to(out, to_string_view(fmt), + fmt::make_format_args>(args...)); } template & buf, const S& format_str, Args&&... args) -> typename buffer_context::iterator { - const auto& vargs = fmt::make_args_checked(format_str, args...); - detail::vformat_to(buf, to_string_view(format_str), vargs, {}); + detail::vformat_to(buf, to_string_view(format_str), + fmt::make_format_args>(args...), {}); return detail::buffer_appender(buf); } @@ -167,8 +167,8 @@ template < inline auto format_to(OutputIt out, const Locale& loc, const S& format_str, Args&&... args) -> typename std::enable_if::type { - const auto& vargs = fmt::make_args_checked(format_str, args...); - return vformat_to(out, loc, to_string_view(format_str), vargs); + return vformat_to(out, loc, to_string_view(format_str), + fmt::make_format_args>(args...)); } template ::value)> inline auto format_to_n(OutputIt out, size_t n, const S& fmt, const Args&... args) -> format_to_n_result { - const auto& vargs = fmt::make_args_checked(fmt, args...); - return vformat_to_n(out, n, to_string_view(fmt), vargs); + return vformat_to_n(out, n, to_string_view(fmt), + fmt::make_format_args>(args...)); } template , FMT_ENABLE_IF(detail::is_exotic_char::value)> inline auto formatted_size(const S& fmt, Args&&... args) -> size_t { detail::counting_buffer buf; - const auto& vargs = fmt::make_args_checked(fmt, args...); - detail::vformat_to(buf, to_string_view(fmt), vargs); + detail::vformat_to(buf, to_string_view(fmt), + fmt::make_format_args>(args...)); return buf.count(); } diff --git a/Externals/fmt/src/format.cc b/Externals/fmt/src/format.cc index ecb8cc79a6..70206cf496 100755 --- a/Externals/fmt/src/format.cc +++ b/Externals/fmt/src/format.cc @@ -56,24 +56,10 @@ constexpr const char basic_data::right_padding_shifts[]; template constexpr const unsigned basic_data::prefixes[]; #endif -template -int format_float(char* buf, std::size_t size, const char* format, int precision, - T value) { -#ifdef FMT_FUZZ - if (precision > 100000) - throw std::runtime_error( - "fuzz mode - avoid large allocation inside snprintf"); -#endif - // Suppress the warning about nonliteral format string. - int (*snprintf_ptr)(char*, size_t, const char*, ...) = FMT_SNPRINTF; - return precision < 0 ? snprintf_ptr(buf, size, format, value) - : snprintf_ptr(buf, size, format, precision, value); -} - -template FMT_API dragonbox::decimal_fp dragonbox::to_decimal(float x) - FMT_NOEXCEPT; -template FMT_API dragonbox::decimal_fp dragonbox::to_decimal(double x) - FMT_NOEXCEPT; +template FMT_API dragonbox::decimal_fp dragonbox::to_decimal( + float x) noexcept; +template FMT_API dragonbox::decimal_fp dragonbox::to_decimal( + double x) noexcept; } // namespace detail // Workaround a bug in MSVC2013 that prevents instantiation of format_float. @@ -100,11 +86,6 @@ template FMT_API void detail::vformat_to( detail::buffer&, string_view, basic_format_args, detail::locale_ref); -template FMT_API int detail::snprintf_float(double, int, detail::float_specs, - detail::buffer&); -template FMT_API int detail::snprintf_float(long double, int, - detail::float_specs, - detail::buffer&); template FMT_API int detail::format_float(double, int, detail::float_specs, detail::buffer&); template FMT_API int detail::format_float(long double, int, detail::float_specs, diff --git a/Externals/fmt/src/os.cc b/Externals/fmt/src/os.cc index 04b4dc5060..faa84c4948 100644 --- a/Externals/fmt/src/os.cc +++ b/Externals/fmt/src/os.cc @@ -35,9 +35,15 @@ # ifndef S_IRGRP # define S_IRGRP 0 # endif +# ifndef S_IWGRP +# define S_IWGRP 0 +# endif # ifndef S_IROTH # define S_IROTH 0 # endif +# ifndef S_IWOTH +# define S_IWOTH 0 +# endif # endif // _WIN32 #endif // FMT_USE_FCNTL @@ -107,7 +113,7 @@ class system_message { unsigned long result_; wchar_t* message_; - static bool is_whitespace(wchar_t c) FMT_NOEXCEPT { + static bool is_whitespace(wchar_t c) noexcept { return c == L' ' || c == L'\n' || c == L'\r' || c == L'\t' || c == L'\0'; } @@ -126,15 +132,15 @@ class system_message { } } ~system_message() { LocalFree(message_); } - explicit operator bool() const FMT_NOEXCEPT { return result_ != 0; } - operator basic_string_view() const FMT_NOEXCEPT { + explicit operator bool() const noexcept { return result_ != 0; } + operator basic_string_view() const noexcept { return basic_string_view(message_, result_); } }; class utf8_system_category final : public std::error_category { public: - const char* name() const FMT_NOEXCEPT override { return "system"; } + const char* name() const noexcept override { return "system"; } std::string message(int error_code) const override { system_message msg(error_code); if (msg) { @@ -149,7 +155,7 @@ class utf8_system_category final : public std::error_category { } // namespace detail -FMT_API const std::error_category& system_category() FMT_NOEXCEPT { +FMT_API const std::error_category& system_category() noexcept { static const detail::utf8_system_category category; return category; } @@ -161,7 +167,7 @@ std::system_error vwindows_error(int err_code, string_view format_str, } void detail::format_windows_error(detail::buffer& out, int error_code, - const char* message) FMT_NOEXCEPT { + const char* message) noexcept { FMT_TRY { system_message msg(error_code); if (msg) { @@ -176,12 +182,12 @@ void detail::format_windows_error(detail::buffer& out, int error_code, format_error_code(out, error_code, message); } -void report_windows_error(int error_code, const char* message) FMT_NOEXCEPT { +void report_windows_error(int error_code, const char* message) noexcept { report_error(detail::format_windows_error, error_code, message); } #endif // _WIN32 -buffered_file::~buffered_file() FMT_NOEXCEPT { +buffered_file::~buffered_file() noexcept { if (file_ && FMT_SYSTEM(fclose(file_)) != 0) report_system_error(errno, "cannot close file"); } @@ -214,7 +220,8 @@ file::file(cstring_view path, int oflag) { # ifdef _WIN32 using mode_t = int; # endif - mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH; + constexpr mode_t mode = + S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH; # if defined(_WIN32) && !defined(__MINGW32__) fd_ = -1; FMT_POSIX_CALL(sopen_s(&fd_, path.c_str(), oflag, _SH_DENYNO, mode)); @@ -225,7 +232,7 @@ file::file(cstring_view path, int oflag) { FMT_THROW(system_error(errno, "cannot open file {}", path.c_str())); } -file::~file() FMT_NOEXCEPT { +file::~file() noexcept { // Don't retry close in case of EINTR! // See http://linux.derkeiler.com/Mailing-Lists/Kernel/2005-09/3000.html if (fd_ != -1 && FMT_POSIX_CALL(close(fd_)) != 0) @@ -299,7 +306,7 @@ void file::dup2(int fd) { } } -void file::dup2(int fd, std::error_code& ec) FMT_NOEXCEPT { +void file::dup2(int fd, std::error_code& ec) noexcept { int result = 0; FMT_RETRY(result, FMT_POSIX_CALL(dup2(fd_, fd))); if (result == -1) ec = std::error_code(errno, std::generic_category()); diff --git a/Externals/fmt/support/bazel/.bazelversion b/Externals/fmt/support/bazel/.bazelversion index fae6e3d04b..0062ac9718 100644 --- a/Externals/fmt/support/bazel/.bazelversion +++ b/Externals/fmt/support/bazel/.bazelversion @@ -1 +1 @@ -4.2.1 +5.0.0 diff --git a/Externals/fmt/support/cmake/cxx14.cmake b/Externals/fmt/support/cmake/cxx14.cmake index 16ff57541b..deb1e26fb7 100755 --- a/Externals/fmt/support/cmake/cxx14.cmake +++ b/Externals/fmt/support/cmake/cxx14.cmake @@ -1,7 +1,11 @@ # C++14 feature support detection -include(CheckCXXSourceCompiles) include(CheckCXXCompilerFlag) +function (fmt_check_cxx_compiler_flag flag result) + if (NOT MSVC) + check_cxx_compiler_flag("${flag}" ${result}) + endif () +endfunction () if (NOT CMAKE_CXX_STANDARD) set(CMAKE_CXX_STANDARD 11) @@ -9,35 +13,38 @@ endif() message(STATUS "CXX_STANDARD: ${CMAKE_CXX_STANDARD}") if (CMAKE_CXX_STANDARD EQUAL 20) - check_cxx_compiler_flag(-std=c++20 has_std_20_flag) - check_cxx_compiler_flag(-std=c++2a has_std_2a_flag) + fmt_check_cxx_compiler_flag(-std=c++20 has_std_20_flag) + fmt_check_cxx_compiler_flag(-std=c++2a has_std_2a_flag) if (has_std_20_flag) set(CXX_STANDARD_FLAG -std=c++20) elseif (has_std_2a_flag) set(CXX_STANDARD_FLAG -std=c++2a) endif () + elseif (CMAKE_CXX_STANDARD EQUAL 17) - check_cxx_compiler_flag(-std=c++17 has_std_17_flag) - check_cxx_compiler_flag(-std=c++1z has_std_1z_flag) + fmt_check_cxx_compiler_flag(-std=c++17 has_std_17_flag) + fmt_check_cxx_compiler_flag(-std=c++1z has_std_1z_flag) if (has_std_17_flag) set(CXX_STANDARD_FLAG -std=c++17) elseif (has_std_1z_flag) set(CXX_STANDARD_FLAG -std=c++1z) endif () + elseif (CMAKE_CXX_STANDARD EQUAL 14) - check_cxx_compiler_flag(-std=c++14 has_std_14_flag) - check_cxx_compiler_flag(-std=c++1y has_std_1y_flag) + fmt_check_cxx_compiler_flag(-std=c++14 has_std_14_flag) + fmt_check_cxx_compiler_flag(-std=c++1y has_std_1y_flag) if (has_std_14_flag) set(CXX_STANDARD_FLAG -std=c++14) elseif (has_std_1y_flag) set(CXX_STANDARD_FLAG -std=c++1y) endif () + elseif (CMAKE_CXX_STANDARD EQUAL 11) - check_cxx_compiler_flag(-std=c++11 has_std_11_flag) - check_cxx_compiler_flag(-std=c++0x has_std_0x_flag) + fmt_check_cxx_compiler_flag(-std=c++11 has_std_11_flag) + fmt_check_cxx_compiler_flag(-std=c++0x has_std_0x_flag) if (has_std_11_flag) set(CXX_STANDARD_FLAG -std=c++11) @@ -45,26 +52,3 @@ elseif (CMAKE_CXX_STANDARD EQUAL 11) set(CXX_STANDARD_FLAG -std=c++0x) endif () endif () - -set(CMAKE_REQUIRED_FLAGS ${CXX_STANDARD_FLAG}) - -# Check if user-defined literals are available -check_cxx_source_compiles(" - void operator\"\" _udl(long double); - int main() {}" - SUPPORTS_USER_DEFINED_LITERALS) -if (NOT SUPPORTS_USER_DEFINED_LITERALS) - set (SUPPORTS_USER_DEFINED_LITERALS OFF) -endif () - -# Check if is available -set(CMAKE_REQUIRED_FLAGS -std=c++1z) -check_cxx_source_compiles(" - #include - int main() {}" - FMT_HAS_VARIANT) -if (NOT FMT_HAS_VARIANT) - set (FMT_HAS_VARIANT OFF) -endif () - -set(CMAKE_REQUIRED_FLAGS ) diff --git a/Externals/fmt/support/printable.py b/Externals/fmt/support/printable.py index 7d23d3bb76..8fa86b3001 100644 --- a/Externals/fmt/support/printable.py +++ b/Externals/fmt/support/printable.py @@ -171,7 +171,7 @@ def main(): normal1 = compress_normal(normal1) print("""\ -inline auto is_printable(uint32_t cp) -> bool {\ +FMT_FUNC auto is_printable(uint32_t cp) -> bool {\ """) print_singletons(singletons0u, singletons0l, 'singletons0', 'singletons0_lower') print_singletons(singletons1u, singletons1l, 'singletons1', 'singletons1_lower') From 357dc72f97d812bf5d393d5f7216af8aa2d2c95a Mon Sep 17 00:00:00 2001 From: Shawn Hoffman Date: Tue, 10 May 2022 16:37:51 -0700 Subject: [PATCH 3/6] fmt: fix 'unused variable' warnings --- Externals/fmt/include/fmt/core.h | 8 ++++---- Externals/fmt/include/fmt/format.h | 2 +- 2 files changed, 5 insertions(+), 5 deletions(-) diff --git a/Externals/fmt/include/fmt/core.h b/Externals/fmt/include/fmt/core.h index 8dea0508a2..3905a00197 100755 --- a/Externals/fmt/include/fmt/core.h +++ b/Externals/fmt/include/fmt/core.h @@ -1702,11 +1702,11 @@ template FMT_CONSTEXPR FMT_INLINE auto make_value(T&& val) -> value { const auto& arg = arg_mapper().map(std::forward(val)); - constexpr bool formattable_char = + [[maybe_unused]] constexpr bool formattable_char = !std::is_same::value; static_assert(formattable_char, "Mixing character types is disallowed."); - constexpr bool formattable_const = + [[maybe_unused]] constexpr bool formattable_const = !std::is_same::value; static_assert(formattable_const, "Cannot format a const argument."); @@ -1714,12 +1714,12 @@ FMT_CONSTEXPR FMT_INLINE auto make_value(T&& val) -> value { // a pointer cast it to "void *" or "const void *". In particular, this // forbids formatting of "[const] volatile char *" which is printed as bool // by iostreams. - constexpr bool formattable_pointer = + [[maybe_unused]] constexpr bool formattable_pointer = !std::is_same::value; static_assert(formattable_pointer, "Formatting of non-void pointers is disallowed."); - constexpr bool formattable = + [[maybe_unused]] constexpr bool formattable = !std::is_same::value; static_assert( formattable, diff --git a/Externals/fmt/include/fmt/format.h b/Externals/fmt/include/fmt/format.h index d35207c8e2..5f8c783bbe 100755 --- a/Externals/fmt/include/fmt/format.h +++ b/Externals/fmt/include/fmt/format.h @@ -2198,7 +2198,7 @@ FMT_CONSTEXPR20 auto do_write_float(OutputIt out, const DecimalFP& fp, -> OutputIt { auto significand = fp.significand; int significand_size = get_significand_size(fp); - constexpr Char zero = static_cast('0'); + static constexpr Char zero = static_cast('0'); auto sign = fspecs.sign; size_t size = to_unsigned(significand_size) + (sign ? 1 : 0); using iterator = reserve_iterator; From 56626f73bf1f5d160aff866f6dd51cd1f3dad87f Mon Sep 17 00:00:00 2001 From: Shawn Hoffman Date: Tue, 10 May 2022 16:38:21 -0700 Subject: [PATCH 4/6] fmt: fix 'ambigous overload' error --- Source/Core/VideoCommon/BPMemory.h | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/Source/Core/VideoCommon/BPMemory.h b/Source/Core/VideoCommon/BPMemory.h index 4729e06be5..28155a2cd6 100644 --- a/Source/Core/VideoCommon/BPMemory.h +++ b/Source/Core/VideoCommon/BPMemory.h @@ -1231,10 +1231,10 @@ struct fmt::formatter template auto format(const ScissorPos& pos, FormatContext& ctx) { - return format_to(ctx.out(), - "X: {} (raw: {})\n" - "Y: {} (raw: {})", - pos.x - 342, pos.x_full, pos.y - 342, pos.y_full); + return fmt::format_to(ctx.out(), + "X: {} (raw: {})\n" + "Y: {} (raw: {})", + pos.x - 342, pos.x_full, pos.y - 342, pos.y_full); } }; @@ -1257,10 +1257,10 @@ struct fmt::formatter template auto format(const ScissorOffset& off, FormatContext& ctx) { - return format_to(ctx.out(), - "X: {} (raw: {})\n" - "Y: {} (raw: {})", - (off.x << 1) - 342, off.x_full, (off.y << 1) - 342, off.y_full); + return fmt::format_to(ctx.out(), + "X: {} (raw: {})\n" + "Y: {} (raw: {})", + (off.x << 1) - 342, off.x_full, (off.y << 1) - 342, off.y_full); } }; From fa17153ebc83cbc0ae7a1d7430d9509db0c6e0d6 Mon Sep 17 00:00:00 2001 From: Shawn Hoffman Date: Tue, 10 May 2022 16:39:12 -0700 Subject: [PATCH 5/6] fmt: use make_format_args instead of make_args_checked make_args_checked is deprecated see https://github.com/fmtlib/fmt/pull/2760 and the linked comment --- Source/Core/Common/Logging/Log.h | 3 +-- Source/Core/Common/MsgHandler.h | 9 ++------- 2 files changed, 3 insertions(+), 9 deletions(-) diff --git a/Source/Core/Common/Logging/Log.h b/Source/Core/Common/Logging/Log.h index 092a9b4dc6..98d420bda2 100644 --- a/Source/Core/Common/Logging/Log.h +++ b/Source/Core/Common/Logging/Log.h @@ -94,8 +94,7 @@ void GenericLogFmt(LogLevel level, LogType type, const char* file, int line, con static_assert(NumFields == sizeof...(args), "Unexpected number of replacement fields in format string; did you pass too few or " "too many arguments?"); - GenericLogFmtImpl(level, type, file, line, format, - fmt::make_args_checked(format, args...)); + GenericLogFmtImpl(level, type, file, line, format, fmt::make_format_args(args...)); } void GenericLog(LogLevel level, LogType type, const char* file, int line, const char* fmt, ...) diff --git a/Source/Core/Common/MsgHandler.h b/Source/Core/Common/MsgHandler.h index 0e2de793a1..750da515b0 100644 --- a/Source/Core/Common/MsgHandler.h +++ b/Source/Core/Common/MsgHandler.h @@ -43,7 +43,7 @@ bool MsgAlertFmt(bool yes_no, MsgType style, Common::Log::LogType log_type, cons "too many arguments?"); static_assert(fmt::is_compile_string::value); return MsgAlertFmtImpl(yes_no, style, log_type, file, line, format, - fmt::make_args_checked(format, args...)); + fmt::make_format_args(args...)); } template @@ -57,12 +57,7 @@ bool MsgAlertFmtT(bool yes_no, MsgType style, Common::Log::LogType log_type, con "Unexpected number of replacement fields in format string; did you pass too few or " "too many arguments?"); static_assert(fmt::is_compile_string::value); - // It's only possible for us to compile-time check the English-language string. - // make_args_checked uses static_asserts to verify that a string is formattable with the given - // arguments. But it can't do that if the string varies at runtime, so we can't check - // translations. Still, verifying that the English string is correct will help ensure that - // translations use valid strings. - auto arg_list = fmt::make_args_checked(format, args...); + auto arg_list = fmt::make_format_args(args...); return MsgAlertFmtImpl(yes_no, style, log_type, file, line, translated_format, arg_list); } From 7b8e6c5b3643bb3ec09de3be5598d5e35caa3986 Mon Sep 17 00:00:00 2001 From: Shawn Hoffman Date: Tue, 10 May 2022 21:17:10 -0700 Subject: [PATCH 6/6] fmt: do not define uint type in global namespace --- Externals/fmt/include/fmt/format.h | 10 +++++----- Source/Core/DolphinQt/DolphinQt.vcxproj | 2 -- 2 files changed, 5 insertions(+), 7 deletions(-) diff --git a/Externals/fmt/include/fmt/format.h b/Externals/fmt/include/fmt/format.h index 5f8c783bbe..31a2e7af85 100755 --- a/Externals/fmt/include/fmt/format.h +++ b/Externals/fmt/include/fmt/format.h @@ -1337,8 +1337,8 @@ template constexpr int num_significand_bits() { template constexpr auto exponent_mask() -> typename dragonbox::float_info::carrier_uint { - using uint = typename dragonbox::float_info::carrier_uint; - return ((uint(1) << dragonbox::float_info::exponent_bits) - 1) + using fmt_uint = typename dragonbox::float_info::carrier_uint; + return ((fmt_uint(1) << dragonbox::float_info::exponent_bits) - 1) << num_significand_bits(); } template constexpr auto exponent_bias() -> int { @@ -2425,9 +2425,9 @@ FMT_CONSTEXPR20 auto write(OutputIt out, T value) -> OutputIt { constexpr auto specs = basic_format_specs(); using floaty = conditional_t::value, double, T>; - using uint = typename dragonbox::float_info::carrier_uint; - uint mask = exponent_mask(); - if ((bit_cast(value) & mask) == mask) + using fmt_uint = typename dragonbox::float_info::carrier_uint; + fmt_uint mask = exponent_mask(); + if ((bit_cast(value) & mask) == mask) return write_nonfinite(out, std::isnan(value), specs, fspecs); auto dec = dragonbox::to_decimal(static_cast(value)); diff --git a/Source/Core/DolphinQt/DolphinQt.vcxproj b/Source/Core/DolphinQt/DolphinQt.vcxproj index da9e6096b0..4991ec9e54 100644 --- a/Source/Core/DolphinQt/DolphinQt.vcxproj +++ b/Source/Core/DolphinQt/DolphinQt.vcxproj @@ -30,8 +30,6 @@ $(ProjectDir)Settings;%(AdditionalIncludeDirectories) $(ProjectDir)TAS;%(AdditionalIncludeDirectories) $(ProjectDir)VideoInterface;%(AdditionalIncludeDirectories) - - false DolphinQt.manifest;%(AdditionalManifestFiles)