mirror of git://gcc.gnu.org/git/gcc.git
156 lines
2.8 KiB
C
156 lines
2.8 KiB
C
#ifndef __IEEE_BIG_ENDIAN
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#ifndef __IEEE_LITTLE_ENDIAN
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#ifdef __alpha__
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#define __IEEE_LITTLE_ENDIAN
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#endif
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#if defined(__arm__) || defined(__thumb__)
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/* ARM traditionally used big-endian words; and within those words the
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byte ordering was big or little endian depending upon the target.
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Modern floating-point formats are naturally ordered; in this case
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__VFP_FP__ will be defined, even if soft-float. */
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#ifdef __VFP_FP__
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#ifdef __ARMEL__
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#define __IEEE_LITTLE_ENDIAN
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#else
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#define __IEEE_BIG_ENDIAN
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#endif
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#else
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#define __IEEE_BIG_ENDIAN
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#ifdef __ARMEL__
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#define __IEEE_BYTES_LITTLE_ENDIAN
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#endif
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#endif
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#endif
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#ifdef __hppa__
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#define __IEEE_BIG_ENDIAN
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#endif
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#if defined (__sparc) || defined (__sparc__)
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#define __IEEE_BIG_ENDIAN
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#endif
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#if defined(__m68k__) || defined(__mc68000__)
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#define __IEEE_BIG_ENDIAN
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#endif
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#if defined (__H8300__) || defined (__H8300H__)
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#define __IEEE_BIG_ENDIAN
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#define __SMALL_BITFIELDS
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#define _DOUBLE_IS_32BITS
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#endif
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#ifdef __H8500__
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#define __IEEE_BIG_ENDIAN
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#define __SMALL_BITFIELDS
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#define _DOUBLE_IS_32BITS
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#endif
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#ifdef __sh__
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#ifdef __LITTLE_ENDIAN__
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#define __IEEE_LITTLE_ENDIAN
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#else
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#define __IEEE_BIG_ENDIAN
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#endif
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#ifdef __SH3E__
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#define _DOUBLE_IS_32BITS
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#endif
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#endif
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#ifdef _AM29K
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#define __IEEE_BIG_ENDIAN
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#endif
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#ifdef __i386__
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#define __IEEE_LITTLE_ENDIAN
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#endif
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#ifdef __x86_64__
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#define __IEEE_LITTLE_ENDIAN
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#endif
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#ifdef __i960__
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#define __IEEE_LITTLE_ENDIAN
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#endif
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#ifdef __MIPSEL__
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#define __IEEE_LITTLE_ENDIAN
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#endif
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#ifdef __MIPSEB__
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#define __IEEE_BIG_ENDIAN
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#endif
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#ifdef __pj__
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#ifdef __pjl__
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#define __IEEE_LITTLE_ENDIAN
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#else
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#define __IEEE_BIG_ENDIAN
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#endif
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#endif
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/* necv70 was __IEEE_LITTLE_ENDIAN. */
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#ifdef __W65__
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#define __IEEE_LITTLE_ENDIAN
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#define __SMALL_BITFIELDS
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#define _DOUBLE_IS_32BITS
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#endif
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#if defined(__Z8001__) || defined(__Z8002__)
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#define __IEEE_BIG_ENDIAN
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#endif
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#ifdef __m88k__
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#define __IEEE_BIG_ENDIAN
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#endif
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#ifdef __v800
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#define __IEEE_LITTLE_ENDIAN
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#endif
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#if defined (__PPC__) || defined (__ppc__)
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#if (defined(_BIG_ENDIAN) && _BIG_ENDIAN) || (defined(_AIX) && _AIX) \
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|| defined (__APPLE__)
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#define __IEEE_BIG_ENDIAN
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#else
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#if (defined(_LITTLE_ENDIAN) && _LITTLE_ENDIAN) || (defined(__sun__) && __sun__) || (defined(__WIN32__) && __WIN32__)
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#define __IEEE_LITTLE_ENDIAN
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#endif
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#endif
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#endif
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#ifdef __fr30__
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#define __IEEE_BIG_ENDIAN
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#endif
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#ifdef __mcore__
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#define __IEEE_BIG_ENDIAN
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#endif
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#ifdef __ia64__
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#ifdef __BIG_ENDIAN__
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#define __IEEE_BIG_ENDIAN
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#else
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#define __IEEE_LITTLE_ENDIAN
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#endif
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#endif
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#ifdef __s390__
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#define __IEEE_BIG_ENDIAN
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#endif
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#ifndef __IEEE_BIG_ENDIAN
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#ifndef __IEEE_LITTLE_ENDIAN
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#error Endianess not declared!!
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#endif /* not __IEEE_LITTLE_ENDIAN */
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#endif /* not __IEEE_BIG_ENDIAN */
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#endif /* not __IEEE_LITTLE_ENDIAN */
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#endif /* not __IEEE_BIG_ENDIAN */
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