diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/include/swab.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/include/swab.h b/src/include/swab.h index 956cfa5532..57fe5a2e53 100644 --- a/src/include/swab.h +++ b/src/include/swab.h @@ -21,6 +21,7 @@ #include <stdint.h> +#if defined(__ROMCC__) || ENV_ARMV4 #define swab16(x) \ ((unsigned short)( \ (((unsigned short)(x) & (unsigned short)0x00ffU) << 8) | \ @@ -43,5 +44,10 @@ (((uint64_t)(x) & (uint64_t)0x0000ff0000000000ULL) >> 24) | \ (((uint64_t)(x) & (uint64_t)0x00ff000000000000ULL) >> 40) | \ (((uint64_t)(x) & (uint64_t)0xff00000000000000ULL) >> 56))) +#else /* __ROMCC__ || ENV_ARMV4 */ +#define swab16(x) ((uint16_t)__builtin_bswap16(x)) +#define swab32(x) ((uint32_t)__builtin_bswap32(x)) +#define swab64(x) ((uint64_t)__builtin_bswap64(x)) +#endif /* !(__ROMCC__ || ENV_ARMV4) */ #endif /* _SWAB_H */ |