diff options
Diffstat (limited to 'arch/sh/include/asm/cmpxchg-llsc.h')
| -rw-r--r-- | arch/sh/include/asm/cmpxchg-llsc.h | 25 |
1 files changed, 3 insertions, 22 deletions
diff --git a/arch/sh/include/asm/cmpxchg-llsc.h b/arch/sh/include/asm/cmpxchg-llsc.h index 47136661a203..fcfd32271bff 100644 --- a/arch/sh/include/asm/cmpxchg-llsc.h +++ b/arch/sh/include/asm/cmpxchg-llsc.h @@ -22,29 +22,8 @@ static inline unsigned long xchg_u32(volatile u32 *m, unsigned long val) return retval; } -static inline unsigned long xchg_u8(volatile u8 *m, unsigned long val) -{ - unsigned long retval; - unsigned long tmp; - - __asm__ __volatile__ ( - "1: \n\t" - "movli.l @%2, %0 ! xchg_u8 \n\t" - "mov %0, %1 \n\t" - "mov %3, %0 \n\t" - "movco.l %0, @%2 \n\t" - "bf 1b \n\t" - "synco \n\t" - : "=&z"(tmp), "=&r" (retval) - : "r" (m), "r" (val & 0xff) - : "t", "memory" - ); - - return retval; -} - static inline unsigned long -__cmpxchg_u32(volatile int *m, unsigned long old, unsigned long new) +__cmpxchg_u32(volatile u32 *m, unsigned long old, unsigned long new) { unsigned long retval; unsigned long tmp; @@ -68,4 +47,6 @@ __cmpxchg_u32(volatile int *m, unsigned long old, unsigned long new) return retval; } +#include <asm/cmpxchg-xchg.h> + #endif /* __ASM_SH_CMPXCHG_LLSC_H */ |