diff options
Diffstat (limited to 'arch/arm64/include/asm/atomic_lse.h')
| -rw-r--r-- | arch/arm64/include/asm/atomic_lse.h | 48 |
1 files changed, 14 insertions, 34 deletions
diff --git a/arch/arm64/include/asm/atomic_lse.h b/arch/arm64/include/asm/atomic_lse.h index e4c5c4c34ce6..d955ade5df7c 100644 --- a/arch/arm64/include/asm/atomic_lse.h +++ b/arch/arm64/include/asm/atomic_lse.h @@ -75,31 +75,21 @@ ATOMIC_FETCH_OP_SUB( ) #undef ATOMIC_FETCH_OP_SUB -#define ATOMIC_OP_ADD_SUB_RETURN(name, mb, cl...) \ +#define ATOMIC_OP_ADD_SUB_RETURN(name) \ static inline int __lse_atomic_add_return##name(int i, atomic_t *v) \ { \ - u32 tmp; \ - \ - asm volatile( \ - __LSE_PREAMBLE \ - " ldadd" #mb " %w[i], %w[tmp], %[v]\n" \ - " add %w[i], %w[i], %w[tmp]" \ - : [i] "+r" (i), [v] "+Q" (v->counter), [tmp] "=&r" (tmp) \ - : "r" (v) \ - : cl); \ - \ - return i; \ + return __lse_atomic_fetch_add##name(i, v) + i; \ } \ \ static inline int __lse_atomic_sub_return##name(int i, atomic_t *v) \ { \ - return __lse_atomic_add_return##name(-i, v); \ + return __lse_atomic_fetch_sub(i, v) - i; \ } -ATOMIC_OP_ADD_SUB_RETURN(_relaxed, ) -ATOMIC_OP_ADD_SUB_RETURN(_acquire, a, "memory") -ATOMIC_OP_ADD_SUB_RETURN(_release, l, "memory") -ATOMIC_OP_ADD_SUB_RETURN( , al, "memory") +ATOMIC_OP_ADD_SUB_RETURN(_relaxed) +ATOMIC_OP_ADD_SUB_RETURN(_acquire) +ATOMIC_OP_ADD_SUB_RETURN(_release) +ATOMIC_OP_ADD_SUB_RETURN( ) #undef ATOMIC_OP_ADD_SUB_RETURN @@ -186,31 +176,21 @@ ATOMIC64_FETCH_OP_SUB( ) #undef ATOMIC64_FETCH_OP_SUB -#define ATOMIC64_OP_ADD_SUB_RETURN(name, mb, cl...) \ +#define ATOMIC64_OP_ADD_SUB_RETURN(name) \ static inline long __lse_atomic64_add_return##name(s64 i, atomic64_t *v)\ { \ - unsigned long tmp; \ - \ - asm volatile( \ - __LSE_PREAMBLE \ - " ldadd" #mb " %[i], %x[tmp], %[v]\n" \ - " add %[i], %[i], %x[tmp]" \ - : [i] "+r" (i), [v] "+Q" (v->counter), [tmp] "=&r" (tmp) \ - : "r" (v) \ - : cl); \ - \ - return i; \ + return __lse_atomic64_fetch_add##name(i, v) + i; \ } \ \ static inline long __lse_atomic64_sub_return##name(s64 i, atomic64_t *v)\ { \ - return __lse_atomic64_add_return##name(-i, v); \ + return __lse_atomic64_fetch_sub##name(i, v) - i; \ } -ATOMIC64_OP_ADD_SUB_RETURN(_relaxed, ) -ATOMIC64_OP_ADD_SUB_RETURN(_acquire, a, "memory") -ATOMIC64_OP_ADD_SUB_RETURN(_release, l, "memory") -ATOMIC64_OP_ADD_SUB_RETURN( , al, "memory") +ATOMIC64_OP_ADD_SUB_RETURN(_relaxed) +ATOMIC64_OP_ADD_SUB_RETURN(_acquire) +ATOMIC64_OP_ADD_SUB_RETURN(_release) +ATOMIC64_OP_ADD_SUB_RETURN( ) #undef ATOMIC64_OP_ADD_SUB_RETURN |