diff options
Diffstat (limited to 'include/asm-avr32/atomic.h')
-rw-r--r-- | include/asm-avr32/atomic.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/asm-avr32/atomic.h b/include/asm-avr32/atomic.h index e0b9c44c126c..c40b6032c480 100644 --- a/include/asm-avr32/atomic.h +++ b/include/asm-avr32/atomic.h | |||
@@ -41,7 +41,7 @@ static inline int atomic_sub_return(int i, atomic_t *v) | |||
41 | " stcond %1, %0\n" | 41 | " stcond %1, %0\n" |
42 | " brne 1b" | 42 | " brne 1b" |
43 | : "=&r"(result), "=o"(v->counter) | 43 | : "=&r"(result), "=o"(v->counter) |
44 | : "m"(v->counter), "ir"(i) | 44 | : "m"(v->counter), "rKs21"(i) |
45 | : "cc"); | 45 | : "cc"); |
46 | 46 | ||
47 | return result; | 47 | return result; |
@@ -58,7 +58,7 @@ static inline int atomic_add_return(int i, atomic_t *v) | |||
58 | { | 58 | { |
59 | int result; | 59 | int result; |
60 | 60 | ||
61 | if (__builtin_constant_p(i)) | 61 | if (__builtin_constant_p(i) && (i >= -1048575) && (i <= 1048576)) |
62 | result = atomic_sub_return(-i, v); | 62 | result = atomic_sub_return(-i, v); |
63 | else | 63 | else |
64 | asm volatile( | 64 | asm volatile( |
@@ -101,7 +101,7 @@ static inline int atomic_sub_unless(atomic_t *v, int a, int u) | |||
101 | " mov %1, 1\n" | 101 | " mov %1, 1\n" |
102 | "1:" | 102 | "1:" |
103 | : "=&r"(tmp), "=&r"(result), "=o"(v->counter) | 103 | : "=&r"(tmp), "=&r"(result), "=o"(v->counter) |
104 | : "m"(v->counter), "ir"(a), "ir"(u) | 104 | : "m"(v->counter), "rKs21"(a), "rKs21"(u) |
105 | : "cc", "memory"); | 105 | : "cc", "memory"); |
106 | 106 | ||
107 | return result; | 107 | return result; |
@@ -121,7 +121,7 @@ static inline int atomic_add_unless(atomic_t *v, int a, int u) | |||
121 | { | 121 | { |
122 | int tmp, result; | 122 | int tmp, result; |
123 | 123 | ||
124 | if (__builtin_constant_p(a)) | 124 | if (__builtin_constant_p(a) && (a >= -1048575) && (a <= 1048576)) |
125 | result = atomic_sub_unless(v, -a, u); | 125 | result = atomic_sub_unless(v, -a, u); |
126 | else { | 126 | else { |
127 | result = 0; | 127 | result = 0; |