diff options
Diffstat (limited to 'tinyusb/common/compiler')
| -rw-r--r-- | tinyusb/common/compiler/compiler_gcc.h | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/tinyusb/common/compiler/compiler_gcc.h b/tinyusb/common/compiler/compiler_gcc.h index 1733fab02..188ae271d 100644 --- a/tinyusb/common/compiler/compiler_gcc.h +++ b/tinyusb/common/compiler/compiler_gcc.h @@ -130,12 +130,14 @@ * @{ */ -//#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ -// built-in function to convert 32-bit from native to Big Endian -#define __be2n __builtin_bswap32 -#define __n2be __be2n +// TODO mcu specific +#if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__ +#define __n2be(x) __REV(x) ///< built-in function to convert 32-bit from native to Big Endian +#define __be2n(x) __n2be(x) ///< built-in function to convert 32-bit from Big Endian to native -//#define __le2be_16 __builtin_bswap16 +#define __n2be_16(u16) ((uint16_t) __REV16(u16)) +#define __be2n_16(u16) __n2be_16(u16) +#endif /** @} */ |