| /**************************************************************************** |
| **************************************************************************** |
| *** |
| *** This header was automatically generated from a Linux kernel header |
| *** of the same name, to make information necessary for userspace to |
| *** call into the kernel available to libc. It contains only constants, |
| *** structures, and macros generated from the original header, and thus, |
| *** contains no copyrightable information. |
| *** |
| **************************************************************************** |
| ****************************************************************************/ |
| #ifndef __ASM_ARM_BYTEORDER_H |
| #define __ASM_ARM_BYTEORDER_H |
| |
| #include <linux/compiler.h> |
| #include <asm/types.h> |
| |
| static inline __attribute_const__ __u32 ___arch__swab32(__u32 x) |
| { |
| __u32 t; |
| |
| #ifndef __thumb__ |
| if (!__builtin_constant_p(x)) { |
| |
| __asm__ ("eor\t%0, %1, %1, ror #16" : "=r" (t) : "r" (x)); |
| } else |
| #endif |
| t = x ^ ((x << 16) | (x >> 16)); |
| |
| x = (x << 24) | (x >> 8); |
| t &= ~0x00FF0000; |
| x ^= (t >> 8); |
| |
| return x; |
| } |
| |
| #define __arch__swab32(x) ___arch__swab32(x) |
| |
| #ifndef __STRICT_ANSI__ |
| #define __BYTEORDER_HAS_U64__ |
| #define __SWAB_64_THRU_32__ |
| #endif |
| |
| #ifdef __ARMEB__ |
| #include <linux/byteorder/big_endian.h> |
| #else |
| #include <linux/byteorder/little_endian.h> |
| #endif |
| |
| #endif |
| |
