summaryrefslogtreecommitdiffstats
path: root/arch/sh/include/asm/atomic-grb.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/include/asm/atomic-grb.h')
-rw-r--r--arch/sh/include/asm/atomic-grb.h46
1 files changed, 0 insertions, 46 deletions
diff --git a/arch/sh/include/asm/atomic-grb.h b/arch/sh/include/asm/atomic-grb.h
index 4c5b7dbfcedb..a273c88578fc 100644
--- a/arch/sh/include/asm/atomic-grb.h
+++ b/arch/sh/include/asm/atomic-grb.h
@@ -120,50 +120,4 @@ static inline void atomic_set_mask(unsigned int mask, atomic_t *v)
: "memory" , "r0", "r1");
}
-static inline int atomic_cmpxchg(atomic_t *v, int old, int new)
-{
- int ret;
-
- __asm__ __volatile__ (
- " .align 2 \n\t"
- " mova 1f, r0 \n\t"
- " nop \n\t"
- " mov r15, r1 \n\t"
- " mov #-8, r15 \n\t"
- " mov.l @%1, %0 \n\t"
- " cmp/eq %2, %0 \n\t"
- " bf 1f \n\t"
- " mov.l %3, @%1 \n\t"
- "1: mov r1, r15 \n\t"
- : "=&r" (ret)
- : "r" (v), "r" (old), "r" (new)
- : "memory" , "r0", "r1" , "t");
-
- return ret;
-}
-
-static inline int atomic_add_unless(atomic_t *v, int a, int u)
-{
- int ret;
- unsigned long tmp;
-
- __asm__ __volatile__ (
- " .align 2 \n\t"
- " mova 1f, r0 \n\t"
- " nop \n\t"
- " mov r15, r1 \n\t"
- " mov #-12, r15 \n\t"
- " mov.l @%2, %1 \n\t"
- " mov %1, %0 \n\t"
- " cmp/eq %4, %0 \n\t"
- " bt/s 1f \n\t"
- " add %3, %1 \n\t"
- " mov.l %1, @%2 \n\t"
- "1: mov r1, r15 \n\t"
- : "=&r" (ret), "=&r" (tmp)
- : "r" (v), "r" (a), "r" (u)
- : "memory" , "r0", "r1" , "t");
-
- return ret != u;
-}
#endif /* __ASM_SH_ATOMIC_GRB_H */