cosmopolitan/libc/fmt/divmod10.internal.h

#ifndef COSMOPOLITAN_LIBC_FMT_DIVMOD10_H_
#define COSMOPOLITAN_LIBC_FMT_DIVMOD10_H_

forceinline uint64_t __divmod10(uint64_t __x, unsigned *__r) {
#if !defined(__GNUC__) || (defined(__OPTIMIZE__) && !defined(__OPTIMIZE_SIZE__))
  *__r = __x % 10;
  return __x / 10;
#else
  unsigned __int128 __dw;
  unsigned long long __hi, __rm;
  __dw = __x;
  __dw *= 0xcccccccccccccccdull;
  __hi = __dw >> 64;
  __hi >>= 3;
  __rm = __hi;
  __rm += __rm << 2;
  __rm += __rm;
  *__r = __x - __rm;
  return __hi;
#endif
}

#endif /* COSMOPOLITAN_LIBC_FMT_DIVMOD10_H_ */
Make improvements - Fix build flakes - Polyfill SIGWINCH on Windows - Fix an execve issue on Windows - Make strerror show more information - Improve cmd.exe setup/teardown on Windows - Support bracketed paste mode in Blinkenlights - Show keyboard shortcuts in Blinkenlights status bar - Fixed copy_file_range() and copyfile() w/ zip filesystem - Size optimize GetDosArgv() to keep life.com 12kb in size - Improve Blinkenlights ability to load weird ELF executables - Fix program_executable_name and add GetInterpreterExecutableName - Make Python in tiny mode fail better if docstrings are requested - Update Python test exclusions in tiny* modes such as tinylinux - Add bulletproof unbreakable kprintf() troubleshooting function - Remove "oldskool" keyword from ape.S for virus scanners - Fix issue that caused backtraces to not print sometimes - Improve Blinkenlights serial uart character i/o - Make clock_gettime() not clobber errno on xnu - Improve sha256 cpuid check for old computers - Integrate some bestline linenoise fixes - Show runit process names better in htop - Remove SIGPIPE from ShowCrashReports() - Make realpath() not clobber errno - Avoid attaching GDB on non-Linux - Improve img.com example 2022-03-16 13:33:13 -07:00			`#ifndef COSMOPOLITAN_LIBC_FMT_DIVMOD10_H_`
			`#define COSMOPOLITAN_LIBC_FMT_DIVMOD10_H_`

Make stderr go faster This change makes _IONBF (unbuffered) stdio handles go 20x faster for certain kinds of formatting directives by being smarter about buffers 2023-08-11 11:56:35 -07:00			`forceinline uint64_t __divmod10(uint64_t __x, unsigned *__r) {`
Walk back most uses of __STRICT_ANSI__ 2024-02-27 04:09:49 -08:00			`#if !defined(__GNUC__) \|\| (defined(__OPTIMIZE__) && !defined(__OPTIMIZE_SIZE__))`
Make stderr go faster This change makes _IONBF (unbuffered) stdio handles go 20x faster for certain kinds of formatting directives by being smarter about buffers 2023-08-11 11:56:35 -07:00			`*__r = __x % 10;`
			`return __x / 10;`
Make improvements - Fix build flakes - Polyfill SIGWINCH on Windows - Fix an execve issue on Windows - Make strerror show more information - Improve cmd.exe setup/teardown on Windows - Support bracketed paste mode in Blinkenlights - Show keyboard shortcuts in Blinkenlights status bar - Fixed copy_file_range() and copyfile() w/ zip filesystem - Size optimize GetDosArgv() to keep life.com 12kb in size - Improve Blinkenlights ability to load weird ELF executables - Fix program_executable_name and add GetInterpreterExecutableName - Make Python in tiny mode fail better if docstrings are requested - Update Python test exclusions in tiny* modes such as tinylinux - Add bulletproof unbreakable kprintf() troubleshooting function - Remove "oldskool" keyword from ape.S for virus scanners - Fix issue that caused backtraces to not print sometimes - Improve Blinkenlights serial uart character i/o - Make clock_gettime() not clobber errno on xnu - Improve sha256 cpuid check for old computers - Integrate some bestline linenoise fixes - Show runit process names better in htop - Remove SIGPIPE from ShowCrashReports() - Make realpath() not clobber errno - Avoid attaching GDB on non-Linux - Improve img.com example 2022-03-16 13:33:13 -07:00			`#else`
Clean up some code - Use good ELF technique in cosmo_dlopen() - Make strerror() conform more to other libc impls - Introduce __clear_cache() and use it in cosmo_dlopen() - Remove libc/fmt/fmt.h header (trying to kill off LIBC_FMT) 2023-11-16 16:34:53 -08:00			`unsigned __int128 __dw;`
Make stderr go faster This change makes _IONBF (unbuffered) stdio handles go 20x faster for certain kinds of formatting directives by being smarter about buffers 2023-08-11 11:56:35 -07:00			`unsigned long long __hi, __rm;`
			`__dw = __x;`
			`__dw *= 0xcccccccccccccccdull;`
			`__hi = __dw >> 64;`
			`__hi >>= 3;`
			`__rm = __hi;`
			`__rm += __rm << 2;`
			`__rm += __rm;`
			`*__r = __x - __rm;`
			`return __hi;`
Make improvements - Fix build flakes - Polyfill SIGWINCH on Windows - Fix an execve issue on Windows - Make strerror show more information - Improve cmd.exe setup/teardown on Windows - Support bracketed paste mode in Blinkenlights - Show keyboard shortcuts in Blinkenlights status bar - Fixed copy_file_range() and copyfile() w/ zip filesystem - Size optimize GetDosArgv() to keep life.com 12kb in size - Improve Blinkenlights ability to load weird ELF executables - Fix program_executable_name and add GetInterpreterExecutableName - Make Python in tiny mode fail better if docstrings are requested - Update Python test exclusions in tiny* modes such as tinylinux - Add bulletproof unbreakable kprintf() troubleshooting function - Remove "oldskool" keyword from ape.S for virus scanners - Fix issue that caused backtraces to not print sometimes - Improve Blinkenlights serial uart character i/o - Make clock_gettime() not clobber errno on xnu - Improve sha256 cpuid check for old computers - Integrate some bestline linenoise fixes - Show runit process names better in htop - Remove SIGPIPE from ShowCrashReports() - Make realpath() not clobber errno - Avoid attaching GDB on non-Linux - Improve img.com example 2022-03-16 13:33:13 -07:00			`#endif`
			`}`

			`#endif /* COSMOPOLITAN_LIBC_FMT_DIVMOD10_H_ */`