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Diffstat (limited to 'c/src/exec/score/cpu/sh/sh.h')
| -rw-r--r-- | c/src/exec/score/cpu/sh/sh.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/c/src/exec/score/cpu/sh/sh.h b/c/src/exec/score/cpu/sh/sh.h index 1561732c33..b6491128ed 100644 --- a/c/src/exec/score/cpu/sh/sh.h +++ b/c/src/exec/score/cpu/sh/sh.h @@ -134,7 +134,19 @@ static inline unsigned int sh_swap_u32( return( swapped ); } +static inline unsigned int sh_swap_u32( + unsigned int value +) +{ + register unsigned int swapped ; + + asm volatile ( "swap.b %1,%0 : "=r" (swapped) : "r" (value) ); + + return( swapped ); +} + #define CPU_swap_u32( value ) sh_swap_u32( value ) +#define CPU_swap_u16( value ) sh_swap_u16( value ) /* * Simple spin delay in microsecond units for device drivers. |