diff options
Diffstat (limited to 'system/include/libc/machine/ieeefp.h')
| -rw-r--r-- | system/include/libc/machine/ieeefp.h | 376 |
1 files changed, 0 insertions, 376 deletions
diff --git a/system/include/libc/machine/ieeefp.h b/system/include/libc/machine/ieeefp.h deleted file mode 100644 index fd3fca97..00000000 --- a/system/include/libc/machine/ieeefp.h +++ /dev/null @@ -1,376 +0,0 @@ -#ifndef __IEEE_BIG_ENDIAN -#ifndef __IEEE_LITTLE_ENDIAN - -/* This file can define macros to choose variations of the IEEE float - format: - - _FLT_LARGEST_EXPONENT_IS_NORMAL - - Defined if the float format uses the largest exponent for finite - numbers rather than NaN and infinity representations. Such a - format cannot represent NaNs or infinities at all, but it's FLT_MAX - is twice the IEEE value. - - _FLT_NO_DENORMALS - - Defined if the float format does not support IEEE denormals. Every - float with a zero exponent is taken to be a zero representation. - - ??? At the moment, there are no equivalent macros above for doubles and - the macros are not fully supported by --enable-newlib-hw-fp. - - __IEEE_BIG_ENDIAN - - Defined if the float format is big endian. This is mutually exclusive - with __IEEE_LITTLE_ENDIAN. - - __IEEE_LITTLE_ENDIAN - - Defined if the float format is little endian. This is mutually exclusive - with __IEEE_BIG_ENDIAN. - - Note that one of __IEEE_BIG_ENDIAN or __IEEE_LITTLE_ENDIAN must be specified for a - platform or error will occur. - - __IEEE_BYTES_LITTLE_ENDIAN - - This flag is used in conjunction with __IEEE_BIG_ENDIAN to describe a situation - whereby multiple words of an IEEE floating point are in big endian order, but the - words themselves are little endian with respect to the bytes. - - _DOUBLE_IS_32BITS - - This is used on platforms that support double by using the 32-bit IEEE - float type. - - _FLOAT_ARG - - This represents what type a float arg is passed as. It is used when the type is - not promoted to double. - -*/ - -#if (defined(__arm__) || defined(__thumb__)) && !defined(__MAVERICK__) -/* ARM traditionally used big-endian words; and within those words the - byte ordering was big or little endian depending upon the target. - Modern floating-point formats are naturally ordered; in this case - __VFP_FP__ will be defined, even if soft-float. */ -#ifdef __VFP_FP__ -# ifdef __ARMEL__ -# define __IEEE_LITTLE_ENDIAN -# else -# define __IEEE_BIG_ENDIAN -# endif -#else -# define __IEEE_BIG_ENDIAN -# ifdef __ARMEL__ -# define __IEEE_BYTES_LITTLE_ENDIAN -# endif -#endif -#endif - -#ifdef __hppa__ -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __SPU__ -#define __IEEE_BIG_ENDIAN - -#define isfinite(__y) \ - (__extension__ ({int __cy; \ - (sizeof (__y) == sizeof (float)) ? (1) : \ - (__cy = fpclassify(__y)) != FP_INFINITE && __cy != FP_NAN;})) - -#define isinf(__x) ((sizeof (__x) == sizeof (float)) ? (0) : __isinfd(__x)) -#define isnan(__x) ((sizeof (__x) == sizeof (float)) ? (0) : __isnand(__x)) - -/* - * Macros for use in ieeefp.h. We can't just define the real ones here - * (like those above) as we have name space issues when this is *not* - * included via generic the ieeefp.h. - */ -#define __ieeefp_isnanf(x) 0 -#define __ieeefp_isinff(x) 0 -#define __ieeefp_finitef(x) 1 -#endif - -#ifdef __sparc__ -#ifdef __LITTLE_ENDIAN_DATA__ -#define __IEEE_LITTLE_ENDIAN -#else -#define __IEEE_BIG_ENDIAN -#endif -#endif - -#if defined(__m68k__) || defined(__mc68000__) -#define __IEEE_BIG_ENDIAN -#endif - -#if defined(__mc68hc11__) || defined(__mc68hc12__) || defined(__mc68hc1x__) -#define __IEEE_BIG_ENDIAN -#ifdef __HAVE_SHORT_DOUBLE__ -# define _DOUBLE_IS_32BITS -#endif -#endif - -#if defined (__H8300__) || defined (__H8300H__) || defined (__H8300S__) || defined (__H8500__) || defined (__H8300SX__) -#define __IEEE_BIG_ENDIAN -#define _FLOAT_ARG float -#define _DOUBLE_IS_32BITS -#endif - -#if defined (__xc16x__) || defined (__xc16xL__) || defined (__xc16xS__) -#define __IEEE_LITTLE_ENDIAN -#define _FLOAT_ARG float -#define _DOUBLE_IS_32BITS -#endif - - -#ifdef __sh__ -#ifdef __LITTLE_ENDIAN__ -#define __IEEE_LITTLE_ENDIAN -#else -#define __IEEE_BIG_ENDIAN -#endif -#if defined(__SH2E__) || defined(__SH3E__) || defined(__SH4_SINGLE_ONLY__) || defined(__SH2A_SINGLE_ONLY__) -#define _DOUBLE_IS_32BITS -#endif -#endif - -#ifdef _AM29K -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef _WIN32 -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifdef __i386__ -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifdef __i960__ -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifdef __lm32__ -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __M32R__ -#define __IEEE_BIG_ENDIAN -#endif - -#if defined(_C4x) || defined(_C3x) -#define __IEEE_BIG_ENDIAN -#define _DOUBLE_IS_32BITS -#endif - -#ifdef __TMS320C6X__ -#ifdef _BIG_ENDIAN -#define __IEEE_BIG_ENDIAN -#else -#define __IEEE_LITTLE_ENDIAN -#endif -#endif - -#ifdef __TIC80__ -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifdef __MIPSEL__ -#define __IEEE_LITTLE_ENDIAN -#endif -#ifdef __MIPSEB__ -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __MMIX__ -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __D30V__ -#define __IEEE_BIG_ENDIAN -#endif - -/* necv70 was __IEEE_LITTLE_ENDIAN. */ - -#ifdef __W65__ -#define __IEEE_LITTLE_ENDIAN -#define _DOUBLE_IS_32BITS -#endif - -#if defined(__Z8001__) || defined(__Z8002__) -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __m88k__ -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __mn10300__ -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifdef __mn10200__ -#define __IEEE_LITTLE_ENDIAN -#define _DOUBLE_IS_32BITS -#endif - -#ifdef __v800 -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifdef __v850 -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifdef __D10V__ -#define __IEEE_BIG_ENDIAN -#if __DOUBLE__ == 32 -#define _DOUBLE_IS_32BITS -#endif -#endif - -#ifdef __PPC__ -#if (defined(_BIG_ENDIAN) && _BIG_ENDIAN) || (defined(_AIX) && _AIX) -#define __IEEE_BIG_ENDIAN -#else -#if (defined(_LITTLE_ENDIAN) && _LITTLE_ENDIAN) || (defined(__sun__) && __sun__) || (defined(_WIN32) && _WIN32) -#define __IEEE_LITTLE_ENDIAN -#endif -#endif -#endif - -#ifdef __xstormy16__ -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifdef __arc__ -#ifdef __big_endian__ -#define __IEEE_BIG_ENDIAN -#else -#define __IEEE_LITTLE_ENDIAN -#endif -#endif - -#ifdef __CRX__ -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifdef __fr30__ -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __mcore__ -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __mt__ -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __frv__ -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __moxie__ -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __ia64__ -#ifdef __BIG_ENDIAN__ -#define __IEEE_BIG_ENDIAN -#else -#define __IEEE_LITTLE_ENDIAN -#endif -#endif - -#ifdef __AVR__ -#define __IEEE_LITTLE_ENDIAN -#define _DOUBLE_IS_32BITS -#endif - -#if defined(__or32__) || defined(__or1k__) || defined(__or16__) -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __IP2K__ -#define __IEEE_BIG_ENDIAN -#define __SMALL_BITFIELDS -#define _DOUBLE_IS_32BITS -#endif - -#ifdef __iq2000__ -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __MAVERICK__ -#ifdef __ARMEL__ -# define __IEEE_LITTLE_ENDIAN -#else /* must be __ARMEB__ */ -# define __IEEE_BIG_ENDIAN -#endif /* __ARMEL__ */ -#endif /* __MAVERICK__ */ - -#ifdef __m32c__ -#define __IEEE_LITTLE_ENDIAN -#define __SMALL_BITFIELDS -#endif - -#ifdef __CRIS__ -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifdef __BFIN__ -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifdef __x86_64__ -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifdef __mep__ -#ifdef __LITTLE_ENDIAN__ -#define __IEEE_LITTLE_ENDIAN -#else -#define __IEEE_BIG_ENDIAN -#endif -#endif - -#ifdef __MICROBLAZE__ -#define __IEEE_BIG_ENDIAN -#endif - -#ifdef __RX__ - -#ifdef __RX_BIG_ENDIAN__ -#define __IEEE_BIG_ENDIAN -#else -#define __IEEE_LITTLE_ENDIAN -#endif - -#ifndef __RX_64BIT_DOUBLES__ -#define _DOUBLE_IS_32BITS -#endif - -#ifdef __RX_16BIT_INTS__ -#define __SMALL_BITFIELDS -#endif - -#endif - -#if (defined(__CR16__) || defined(__CR16C__) ||defined(__CR16CP__)) -#define __IEEE_LITTLE_ENDIAN -#define __SMALL_BITFIELDS /* 16 Bit INT */ -#endif - -#ifndef __IEEE_BIG_ENDIAN -#ifndef __IEEE_LITTLE_ENDIAN -/* XXX Emscripten #error Endianess not declared!! */ -#endif /* not __IEEE_LITTLE_ENDIAN */ -#endif /* not __IEEE_BIG_ENDIAN */ - -#endif /* not __IEEE_LITTLE_ENDIAN */ -#endif /* not __IEEE_BIG_ENDIAN */ - |