diff options
Diffstat (limited to 'sys/powerpc')
-rw-r--r-- | sys/powerpc/include/endian.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/sys/powerpc/include/endian.h b/sys/powerpc/include/endian.h index bc96b9e..176c710 100644 --- a/sys/powerpc/include/endian.h +++ b/sys/powerpc/include/endian.h @@ -44,15 +44,29 @@ #define _QUAD_LOWWORD 1 /* + * GCC defines _BIG_ENDIAN and _LITTLE_ENDIAN equal to __BIG_ENDIAN__ + * and __LITTLE_ENDIAN__ (resp). + */ +#ifdef _BIG_ENDIAN +#undef _BIG_ENDIAN +#endif +#ifdef _LITTLE_ENDIAN +#undef _LITTLE_ENDIAN +#endif + +/* * Definitions for byte order, according to byte significance from low * address to high. */ -#undef _BIG_ENDIAN /* GCC annoyingly defines this for PowerPC */ #define _LITTLE_ENDIAN 1234 /* LSB first: i386, vax */ #define _BIG_ENDIAN 4321 /* MSB first: 68000, ibm, net */ #define _PDP_ENDIAN 3412 /* LSB first in word, MSW first in long */ +#ifdef __LITTLE_ENDIAN__ +#define _BYTE_ORDER _LITTLE_ENDIAN +#else #define _BYTE_ORDER _BIG_ENDIAN +#endif /* * Deprecated variants that don't have enough underscores to be useful in more |