diff options
Diffstat (limited to 'chromium/buildtools/third_party/libc++/trunk/include/support/win32')
4 files changed, 531 insertions, 0 deletions
diff --git a/chromium/buildtools/third_party/libc++/trunk/include/support/win32/limits_win32.h b/chromium/buildtools/third_party/libc++/trunk/include/support/win32/limits_win32.h new file mode 100644 index 00000000000..406cd3025bf --- /dev/null +++ b/chromium/buildtools/third_party/libc++/trunk/include/support/win32/limits_win32.h @@ -0,0 +1,79 @@ +// -*- C++ -*- +//===--------------------- support/win32/limits_win32.h -------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef _LIBCPP_SUPPORT_WIN32_LIMITS_WIN32_H +#define _LIBCPP_SUPPORT_WIN32_LIMITS_WIN32_H + +#if !defined(_LIBCPP_MSVCRT) +#error "This header complements the Microsoft C Runtime library, and should not be included otherwise." +#else + +#include <limits.h> // CHAR_BIT +#include <float.h> // limit constants + +#if ! defined(__clang__) +#define __CHAR_BIT__ CHAR_BIT + +#define __FLT_MANT_DIG__ FLT_MANT_DIG +#define __FLT_DIG__ FLT_DIG +#define __FLT_RADIX__ FLT_RADIX +#define __FLT_MIN_EXP__ FLT_MIN_EXP +#define __FLT_MIN_10_EXP__ FLT_MIN_10_EXP +#define __FLT_MAX_EXP__ FLT_MAX_EXP +#define __FLT_MAX_10_EXP__ FLT_MAX_10_EXP +#define __FLT_MIN__ FLT_MIN +#define __FLT_MAX__ FLT_MAX +#define __FLT_EPSILON__ FLT_EPSILON +// predefined by MinGW GCC +#define __FLT_DENORM_MIN__ 1.40129846432481707092e-45F + +#define __DBL_MANT_DIG__ DBL_MANT_DIG +#define __DBL_DIG__ DBL_DIG +#define __DBL_RADIX__ DBL_RADIX +#define __DBL_MIN_EXP__ DBL_MIN_EXP +#define __DBL_MIN_10_EXP__ DBL_MIN_10_EXP +#define __DBL_MAX_EXP__ DBL_MAX_EXP +#define __DBL_MAX_10_EXP__ DBL_MAX_10_EXP +#define __DBL_MIN__ DBL_MIN +#define __DBL_MAX__ DBL_MAX +#define __DBL_EPSILON__ DBL_EPSILON +// predefined by MinGW GCC +#define __DBL_DENORM_MIN__ double(4.94065645841246544177e-324L) + +#define __LDBL_MANT_DIG__ LDBL_MANT_DIG +#define __LDBL_DIG__ LDBL_DIG +#define __LDBL_RADIX__ LDBL_RADIX +#define __LDBL_MIN_EXP__ LDBL_MIN_EXP +#define __LDBL_MIN_10_EXP__ LDBL_MIN_10_EXP +#define __LDBL_MAX_EXP__ LDBL_MAX_EXP +#define __LDBL_MAX_10_EXP__ LDBL_MAX_10_EXP +#define __LDBL_MIN__ LDBL_MIN +#define __LDBL_MAX__ LDBL_MAX +#define __LDBL_EPSILON__ LDBL_EPSILON +// predefined by MinGW GCC +#define __LDBL_DENORM_MIN__ 3.64519953188247460253e-4951L + +// __builtin replacements/workarounds +#include <math.h> // HUGE_VAL +#include <ymath.h> // internal MSVC header providing the needed functionality +#define __builtin_huge_val() HUGE_VAL +#define __builtin_huge_valf() _FInf._Float +#define __builtin_huge_vall() _LInf._Long_double +#define __builtin_nan(__dummy) _Nan._Double +#define __builtin_nanf(__dummy) _FNan._Float +#define __builtin_nanl(__dummmy) _LNan._Long_double +#define __builtin_nans(__dummy) _Snan._Double +#define __builtin_nansf(__dummy) _FSnan._Float +#define __builtin_nansl(__dummy) _LSnan._Long_double +#endif // ! defined(__clang__) + +#endif // _LIBCPP_MSVCRT + +#endif // _LIBCPP_SUPPORT_WIN32_LIMITS_WIN32_H diff --git a/chromium/buildtools/third_party/libc++/trunk/include/support/win32/locale_win32.h b/chromium/buildtools/third_party/libc++/trunk/include/support/win32/locale_win32.h new file mode 100644 index 00000000000..f728d234472 --- /dev/null +++ b/chromium/buildtools/third_party/libc++/trunk/include/support/win32/locale_win32.h @@ -0,0 +1,129 @@ +// -*- C++ -*- +//===--------------------- support/win32/locale_win32.h -------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef _LIBCPP_SUPPORT_WIN32_LOCALE_WIN32_H +#define _LIBCPP_SUPPORT_WIN32_LOCALE_WIN32_H + +// ctype mask table defined in msvcrt.dll +extern "C" unsigned short __declspec(dllimport) _ctype[]; + +#include "support/win32/support.h" +#include <stdio.h> +#include <memory> +#include <xlocinfo.h> // _locale_t +#define locale_t _locale_t +#define LC_COLLATE_MASK _M_COLLATE +#define LC_CTYPE_MASK _M_CTYPE +#define LC_MONETARY_MASK _M_MONETARY +#define LC_NUMERIC_MASK _M_NUMERIC +#define LC_TIME_MASK _M_TIME +#define LC_MESSAGES_MASK _M_MESSAGES +#define LC_ALL_MASK ( LC_COLLATE_MASK \ + | LC_CTYPE_MASK \ + | LC_MESSAGES_MASK \ + | LC_MONETARY_MASK \ + | LC_NUMERIC_MASK \ + | LC_TIME_MASK ) +#define freelocale _free_locale +// FIXME: base currently unused. Needs manual work to construct the new locale +locale_t newlocale( int mask, const char * locale, locale_t base ); +locale_t uselocale( locale_t newloc ); +lconv *localeconv_l( locale_t loc ); +size_t mbrlen_l( const char *__restrict s, size_t n, + mbstate_t *__restrict ps, locale_t loc); +size_t mbsrtowcs_l( wchar_t *__restrict dst, const char **__restrict src, + size_t len, mbstate_t *__restrict ps, locale_t loc ); +size_t wcrtomb_l( char *__restrict s, wchar_t wc, mbstate_t *__restrict ps, + locale_t loc); +size_t mbrtowc_l( wchar_t *__restrict pwc, const char *__restrict s, + size_t n, mbstate_t *__restrict ps, locale_t loc); +size_t mbsnrtowcs_l( wchar_t *__restrict dst, const char **__restrict src, + size_t nms, size_t len, mbstate_t *__restrict ps, locale_t loc); +size_t wcsnrtombs_l( char *__restrict dst, const wchar_t **__restrict src, + size_t nwc, size_t len, mbstate_t *__restrict ps, locale_t loc); +wint_t btowc_l( int c, locale_t loc ); +int wctob_l( wint_t c, locale_t loc ); +typedef _VSTD::remove_pointer<locale_t>::type __locale_struct; +typedef _VSTD::unique_ptr<__locale_struct, decltype(&uselocale)> __locale_raii; +inline _LIBCPP_ALWAYS_INLINE +decltype(MB_CUR_MAX) MB_CUR_MAX_L( locale_t __l ) +{ + __locale_raii __current( uselocale(__l), uselocale ); + return MB_CUR_MAX; +} + +// the *_l functions are prefixed on Windows, only available for msvcr80+, VS2005+ +#define mbtowc_l _mbtowc_l +#define strtoll_l _strtoi64_l +#define strtoull_l _strtoui64_l +// FIXME: current msvcrt does not know about long double +#define strtold_l _strtod_l + +inline _LIBCPP_INLINE_VISIBILITY +int +islower_l(int c, _locale_t loc) +{ + return _islower_l((int)c, loc); +} + +inline _LIBCPP_INLINE_VISIBILITY +int +isupper_l(int c, _locale_t loc) +{ + return _isupper_l((int)c, loc); +} + +#define isdigit_l _isdigit_l +#define isxdigit_l _isxdigit_l +#define strcoll_l _strcoll_l +#define strxfrm_l _strxfrm_l +#define wcscoll_l _wcscoll_l +#define wcsxfrm_l _wcsxfrm_l +#define toupper_l _toupper_l +#define tolower_l _tolower_l +#define iswspace_l _iswspace_l +#define iswprint_l _iswprint_l +#define iswcntrl_l _iswcntrl_l +#define iswupper_l _iswupper_l +#define iswlower_l _iswlower_l +#define iswalpha_l _iswalpha_l +#define iswdigit_l _iswdigit_l +#define iswpunct_l _iswpunct_l +#define iswxdigit_l _iswxdigit_l +#define towupper_l _towupper_l +#define towlower_l _towlower_l +#define strftime_l _strftime_l +#define sscanf_l( __s, __l, __f, ...) _sscanf_l( __s, __f, __l, __VA_ARGS__ ) +#define vsscanf_l( __s, __l, __f, ...) _sscanf_l( __s, __f, __l, __VA_ARGS__ ) +#define sprintf_l( __s, __l, __f, ... ) _sprintf_l( __s, __f, __l, __VA_ARGS__ ) +#define vsprintf_l( __s, __l, __f, ... ) _vsprintf_l( __s, __f, __l, __VA_ARGS__ ) +#define vsnprintf_l( __s, __n, __l, __f, ... ) _vsnprintf_l( __s, __n, __f, __l, __VA_ARGS__ ) +int snprintf_l(char *ret, size_t n, locale_t loc, const char *format, ...); +int asprintf_l( char **ret, locale_t loc, const char *format, ... ); +int vasprintf_l( char **ret, locale_t loc, const char *format, va_list ap ); + + +// not-so-pressing FIXME: use locale to determine blank characters +inline int isblank_l( int c, locale_t /*loc*/ ) +{ + return ( c == ' ' || c == '\t' ); +} +inline int iswblank_l( wint_t c, locale_t /*loc*/ ) +{ + return ( c == L' ' || c == L'\t' ); +} + +#if defined(_LIBCPP_MSVCRT) +inline int isblank( int c, locale_t /*loc*/ ) +{ return ( c == ' ' || c == '\t' ); } +inline int iswblank( wint_t c, locale_t /*loc*/ ) +{ return ( c == L' ' || c == L'\t' ); } +#endif // _LIBCPP_MSVCRT +#endif // _LIBCPP_SUPPORT_WIN32_LOCALE_WIN32_H diff --git a/chromium/buildtools/third_party/libc++/trunk/include/support/win32/math_win32.h b/chromium/buildtools/third_party/libc++/trunk/include/support/win32/math_win32.h new file mode 100644 index 00000000000..0d6b422a165 --- /dev/null +++ b/chromium/buildtools/third_party/libc++/trunk/include/support/win32/math_win32.h @@ -0,0 +1,117 @@ +// -*- C++ -*- +//===---------------------- support/win32/math_win32.h --------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef _LIBCPP_SUPPORT_WIN32_MATH_WIN32_H +#define _LIBCPP_SUPPORT_WIN32_MATH_WIN32_H + +#if !defined(_LIBCPP_MSVCRT) +#error "This header complements Microsoft's C Runtime library, and should not be included otherwise." +#else + +#include <math.h> +#include <float.h> // _FPCLASS_PN etc. +#include <crtversion.h> + +#if ((_VC_CRT_MAJOR_VERSION-0) < 12) +// Necessary? +typedef float float_t; +typedef double double_t; + +_LIBCPP_ALWAYS_INLINE bool isfinite( double num ) +{ + return _finite(num) != 0; +} +_LIBCPP_ALWAYS_INLINE bool isinf( double num ) +{ + return !isfinite(num) && !_isnan(num); +} +_LIBCPP_ALWAYS_INLINE bool isnan( double num ) +{ + return _isnan(num) != 0; +} +_LIBCPP_ALWAYS_INLINE bool isnormal( double num ) +{ + int class_ = _fpclass(num); + return class_ == _FPCLASS_NN || class_ == _FPCLASS_PN; +} + +_LIBCPP_ALWAYS_INLINE bool isgreater( double x, double y ) +{ + if(_fpclass(x) == _FPCLASS_SNAN || _fpclass(y) == _FPCLASS_SNAN) return false; + else return x > y; +} + +_LIBCPP_ALWAYS_INLINE bool isgreaterequal( double x, double y ) +{ + if(_fpclass(x) == _FPCLASS_SNAN || _fpclass(y) == _FPCLASS_SNAN) return false; + else return x >= y; +} + +_LIBCPP_ALWAYS_INLINE bool isless( double x, double y ) +{ + if(_fpclass(x) == _FPCLASS_SNAN || _fpclass(y) == _FPCLASS_SNAN) return false; + else return x < y; +} + +_LIBCPP_ALWAYS_INLINE bool islessequal( double x, double y ) +{ + if(::_fpclass(x) == _FPCLASS_SNAN || ::_fpclass(y) == _FPCLASS_SNAN) return false; + else return x <= y; +} + +_LIBCPP_ALWAYS_INLINE bool islessgreater( double x, double y ) +{ + if(::_fpclass(x) == _FPCLASS_SNAN || ::_fpclass(y) == _FPCLASS_SNAN) return false; + else return x < y || x > y; +} + +_LIBCPP_ALWAYS_INLINE bool isunordered( double x, double y ) +{ + return isnan(x) || isnan(y); +} +_LIBCPP_ALWAYS_INLINE bool signbit( double num ) +{ + switch(_fpclass(num)) + { + case _FPCLASS_SNAN: + case _FPCLASS_QNAN: + case _FPCLASS_NINF: + case _FPCLASS_NN: + case _FPCLASS_ND: + case _FPCLASS_NZ: + return true; + case _FPCLASS_PZ: + case _FPCLASS_PD: + case _FPCLASS_PN: + case _FPCLASS_PINF: + return false; + } + return false; +} +_LIBCPP_ALWAYS_INLINE float copysignf( float x, float y ) +{ + return (signbit (x) != signbit (y) ? - x : x); +} +_LIBCPP_ALWAYS_INLINE double copysign( double x, double y ) +{ + return ::_copysign(x,y); +} +_LIBCPP_ALWAYS_INLINE double copysignl( long double x, long double y ) +{ + return ::_copysignl(x,y); +} +_LIBCPP_ALWAYS_INLINE int fpclassify( double num ) +{ + return _fpclass(num); +} +#endif +#endif // _LIBCPP_MSVCRT + +#endif // _LIBCPP_SUPPORT_WIN32_MATH_WIN32_H diff --git a/chromium/buildtools/third_party/libc++/trunk/include/support/win32/support.h b/chromium/buildtools/third_party/libc++/trunk/include/support/win32/support.h new file mode 100644 index 00000000000..5765babcd13 --- /dev/null +++ b/chromium/buildtools/third_party/libc++/trunk/include/support/win32/support.h @@ -0,0 +1,206 @@ +// -*- C++ -*- +//===----------------------- support/win32/support.h ----------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef _LIBCPP_SUPPORT_WIN32_SUPPORT_H +#define _LIBCPP_SUPPORT_WIN32_SUPPORT_H + +// Functions and constants used in libc++ that +// are missing from the Windows C library. + +#include <wchar.h> // mbstate_t +#include <cstdarg> // va_ macros +// "builtins" not implemented here for Clang or GCC as they provide +// implementations. Assuming required for elsewhere else, certainly MSVC. +#if defined(_LIBCPP_MSVC) +#include <intrin.h> +#endif +#if defined(_LIBCPP_MSVCRT) +#include <xlocinfo.h> +#endif +#define swprintf _snwprintf +#define vswprintf _vsnwprintf + +#ifndef NOMINMAX +#define NOMINMAX +#endif + +// The mingw headers already define these as static. +#ifndef __MINGW32__ +extern "C" { + +int vasprintf(char **sptr, const char *__restrict fmt, va_list ap); +int asprintf(char **sptr, const char *__restrict fmt, ...); +size_t mbsnrtowcs(wchar_t *__restrict dst, const char **__restrict src, + size_t nmc, size_t len, mbstate_t *__restrict ps); +size_t wcsnrtombs(char *__restrict dst, const wchar_t **__restrict src, + size_t nwc, size_t len, mbstate_t *__restrict ps); +} +#endif // __MINGW32__ + +#if defined(_LIBCPP_MSVCRT) +#define snprintf _snprintf +#define atoll _atoi64 +#define strtoll _strtoi64 +#define strtoull _strtoui64 +#define wcstoll _wcstoi64 +#define wcstoull _wcstoui64 +_LIBCPP_ALWAYS_INLINE float strtof(const char *nptr, char **endptr) +{ + return _Stof(nptr, endptr, 0); +} +_LIBCPP_ALWAYS_INLINE double strtod(const char *nptr, char **endptr) +{ + return _Stod(nptr, endptr, 0); +} +_LIBCPP_ALWAYS_INLINE long double strtold(const char *nptr, char **endptr) +{ + return _Stold(nptr, endptr, 0); +} + +#define _Exit _exit +#endif + +#if defined(_LIBCPP_MSVC) + +// Bit builtin's make these assumptions when calling _BitScanForward/Reverse +// etc. These assumptions are expected to be true for Win32/Win64 which this +// file supports. +static_assert(sizeof(unsigned long long) == 8, ""); +static_assert(sizeof(unsigned long) == 4, ""); +static_assert(sizeof(unsigned int) == 4, ""); + +_LIBCPP_ALWAYS_INLINE int __builtin_popcount(unsigned int x) +{ + // Binary: 0101... + static const unsigned int m1 = 0x55555555; + // Binary: 00110011.. + static const unsigned int m2 = 0x33333333; + // Binary: 4 zeros, 4 ones ... + static const unsigned int m4 = 0x0f0f0f0f; + // The sum of 256 to the power of 0,1,2,3... + static const unsigned int h01 = 0x01010101; + // Put count of each 2 bits into those 2 bits. + x -= (x >> 1) & m1; + // Put count of each 4 bits into those 4 bits. + x = (x & m2) + ((x >> 2) & m2); + // Put count of each 8 bits into those 8 bits. + x = (x + (x >> 4)) & m4; + // Returns left 8 bits of x + (x<<8) + (x<<16) + (x<<24). + return (x * h01) >> 24; +} + +_LIBCPP_ALWAYS_INLINE int __builtin_popcountl(unsigned long x) +{ + return __builtin_popcount(static_cast<int>(x)); +} + +_LIBCPP_ALWAYS_INLINE int __builtin_popcountll(unsigned long long x) +{ + // Binary: 0101... + static const unsigned long long m1 = 0x5555555555555555; + // Binary: 00110011.. + static const unsigned long long m2 = 0x3333333333333333; + // Binary: 4 zeros, 4 ones ... + static const unsigned long long m4 = 0x0f0f0f0f0f0f0f0f; + // The sum of 256 to the power of 0,1,2,3... + static const unsigned long long h01 = 0x0101010101010101; + // Put count of each 2 bits into those 2 bits. + x -= (x >> 1) & m1; + // Put count of each 4 bits into those 4 bits. + x = (x & m2) + ((x >> 2) & m2); + // Put count of each 8 bits into those 8 bits. + x = (x + (x >> 4)) & m4; + // Returns left 8 bits of x + (x<<8) + (x<<16) + (x<<24) + ... + return static_cast<int>((x * h01) >> 56); +} + +// Returns the number of trailing 0-bits in x, starting at the least significant +// bit position. If x is 0, the result is undefined. +_LIBCPP_ALWAYS_INLINE int __builtin_ctzll(unsigned long long mask) +{ + unsigned long where; +// Search from LSB to MSB for first set bit. +// Returns zero if no set bit is found. +#if defined(_WIN64) + if (_BitScanForward64(&where, mask)) + return static_cast<int>(where); +#elif defined(_WIN32) + // Win32 doesn't have _BitScanForward64 so emulate it with two 32 bit calls. + // Scan the Low Word. + if (_BitScanForward(&where, static_cast<unsigned long>(mask))) + return static_cast<int>(where); + // Scan the High Word. + if (_BitScanForward(&where, static_cast<unsigned long>(mask >> 32))) + return static_cast<int>(where + 32); // Create a bit offset from the LSB. +#else +#error "Implementation of __builtin_ctzll required" +#endif + return 64; +} + +_LIBCPP_ALWAYS_INLINE int __builtin_ctzl(unsigned long mask) +{ + unsigned long where; + // Search from LSB to MSB for first set bit. + // Returns zero if no set bit is found. + if (_BitScanForward(&where, mask)) + return static_cast<int>(where); + return 32; +} + +_LIBCPP_ALWAYS_INLINE int __builtin_ctz(unsigned int mask) +{ + // Win32 and Win64 expectations. + static_assert(sizeof(mask) == 4, ""); + static_assert(sizeof(unsigned long) == 4, ""); + return __builtin_ctzl(static_cast<unsigned long>(mask)); +} + +// Returns the number of leading 0-bits in x, starting at the most significant +// bit position. If x is 0, the result is undefined. +_LIBCPP_ALWAYS_INLINE int __builtin_clzll(unsigned long long mask) +{ + unsigned long where; +// BitScanReverse scans from MSB to LSB for first set bit. +// Returns 0 if no set bit is found. +#if defined(_WIN64) + if (_BitScanReverse64(&where, mask)) + return static_cast<int>(63 - where); +#elif defined(_WIN32) + // Scan the high 32 bits. + if (_BitScanReverse(&where, static_cast<unsigned long>(mask >> 32))) + return static_cast<int>(63 - + (where + 32)); // Create a bit offset from the MSB. + // Scan the low 32 bits. + if (_BitScanReverse(&where, static_cast<unsigned long>(mask))) + return static_cast<int>(63 - where); +#else +#error "Implementation of __builtin_clzll required" +#endif + return 64; // Undefined Behavior. +} + +_LIBCPP_ALWAYS_INLINE int __builtin_clzl(unsigned long mask) +{ + unsigned long where; + // Search from LSB to MSB for first set bit. + // Returns zero if no set bit is found. + if (_BitScanReverse(&where, mask)) + return static_cast<int>(31 - where); + return 32; // Undefined Behavior. +} + +_LIBCPP_ALWAYS_INLINE int __builtin_clz(unsigned int x) +{ + return __builtin_clzl(x); +} +#endif // _LIBCPP_MSVC + +#endif // _LIBCPP_SUPPORT_WIN32_SUPPORT_H |