1 #ifndef _ENDIAN_H 2 # error "Never use <bits/endian.h> directly; include <endian.h> instead." 3 #endif 4 5 /* ARM can be either big or little endian. */ 6 #ifdef __ARMEB__ 7 # define __BYTE_ORDER __BIG_ENDIAN 8 #else 9 # define __BYTE_ORDER __LITTLE_ENDIAN 10 #endif 11 12 /* FPA floating point units are always big-endian, irrespective of the 13 CPU endianness. VFP floating point units use the same endianness 14 as the rest of the system. */ 15 #if defined __VFP_FP__ || defined __MAVERICK__ 16 # define __FLOAT_WORD_ORDER __BYTE_ORDER 17 #else 18 # define __FLOAT_WORD_ORDER __BIG_ENDIAN 19 #endif 20