diff options
Diffstat (limited to 'libc/sysdeps/linux/avr32/bits/atomic.h')
| -rw-r--r-- | libc/sysdeps/linux/avr32/bits/atomic.h | 174 |
1 files changed, 87 insertions, 87 deletions
diff --git a/libc/sysdeps/linux/avr32/bits/atomic.h b/libc/sysdeps/linux/avr32/bits/atomic.h index 4f870c023..e6be41f01 100644 --- a/libc/sysdeps/linux/avr32/bits/atomic.h +++ b/libc/sysdeps/linux/avr32/bits/atomic.h @@ -20,101 +20,101 @@ typedef uintptr_t uatomicptr_t; typedef intmax_t atomic_max_t; typedef uintmax_t uatomic_max_t; -#define __arch_compare_and_exchange_val_8_acq(mem, newval, oldval) \ - (abort(), 0) +#define __arch_compare_and_exchange_val_8_acq(mem, newval, oldval) \ + (abort(), 0) -#define __arch_compare_and_exchange_val_16_acq(mem, newval, oldval) \ - (abort(), 0) +#define __arch_compare_and_exchange_val_16_acq(mem, newval, oldval) \ + (abort(), 0) -#define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \ - ({ \ - __typeof__(*(mem)) __prev; \ - __asm__ __volatile__( \ - "/* __arch_compare_and_exchange_val_32_acq */\n" \ - "1: ssrf 5\n" \ - " ld.w %[result], %[m]\n" \ - " cp.w %[result], %[old]\n" \ - " brne 2f\n" \ - " stcond %[m], %[new]\n" \ - " brne 1b\n" \ - "2:" \ - : [result] "=&r"(__result), [m] "=m"(*(mem)) \ - : "m"(*(mem)), [old] "ir"(oldval), \ - [new] "r"(newval) \ - : "memory", "cc"); \ - __prev; \ - }) +#define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \ + ({ \ + __typeof__(*(mem)) __prev; \ + __asm__ __volatile__( \ + "/* __arch_compare_and_exchange_val_32_acq */\n" \ + "1: ssrf 5\n" \ + " ld.w %[result], %[m]\n" \ + " cp.w %[result], %[old]\n" \ + " brne 2f\n" \ + " stcond %[m], %[new]\n" \ + " brne 1b\n" \ + "2:" \ + : [result] "=&r"(__result), [m] "=m"(*(mem)) \ + : "m"(*(mem)), [old] "ir"(oldval), \ + [new] "r"(newval) \ + : "memory", "cc"); \ + __prev; \ + }) -#define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \ - (abort(), 0) +#define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \ + (abort(), 0) -#define __arch_exchange_32_acq(mem, newval) \ - ({ \ - __typeof__(*(mem)) __oldval; \ - __asm__ __volatile__( \ - "/*__arch_exchange_32_acq */\n" \ - " xchg %[old], %[m], %[new]" \ - : [old] "=&r"(__oldval) \ - : [m] "r"(mem), [new] "r"(newval) \ - : "memory"); \ - __oldval; \ - }) +#define __arch_exchange_32_acq(mem, newval) \ + ({ \ + __typeof__(*(mem)) __oldval; \ + __asm__ __volatile__( \ + "/*__arch_exchange_32_acq */\n" \ + " xchg %[old], %[m], %[new]" \ + : [old] "=&r"(__oldval) \ + : [m] "r"(mem), [new] "r"(newval) \ + : "memory"); \ + __oldval; \ + }) -#define __arch_atomic_exchange_and_add_32(mem, value) \ - ({ \ - __typeof__(*(mem)) __oldval, __tmp; \ - __asm__ __volatile__( \ - "/* __arch_atomic_exchange_and_add_32 */\n" \ - "1: ssrf 5\n" \ - " ld.w %[old], %[m]\n" \ - " add %[tmp], %[old], %[val]\n" \ - " stcond %[m], %[tmp]\n" \ - " brne 1b" \ - : [old] "=&r"(__oldval), [tmp] "=&r"(__tmp), \ - [m] "=m"(*(mem)) \ - : "m"(*(mem)), [val] "r"(value) \ - : "memory", "cc"); \ - __oldval; \ - }) +#define __arch_atomic_exchange_and_add_32(mem, value) \ + ({ \ + __typeof__(*(mem)) __oldval, __tmp; \ + __asm__ __volatile__( \ + "/* __arch_atomic_exchange_and_add_32 */\n" \ + "1: ssrf 5\n" \ + " ld.w %[old], %[m]\n" \ + " add %[tmp], %[old], %[val]\n" \ + " stcond %[m], %[tmp]\n" \ + " brne 1b" \ + : [old] "=&r"(__oldval), [tmp] "=&r"(__tmp), \ + [m] "=m"(*(mem)) \ + : "m"(*(mem)), [val] "r"(value) \ + : "memory", "cc"); \ + __oldval; \ + }) -#define __arch_atomic_decrement_if_positive_32(mem) \ - ({ \ - __typeof__(*(mem)) __oldval, __tmp; \ - __asm__ __volatile__( \ - "/* __arch_atomic_decrement_if_positive_32 */\n" \ - "1: ssrf 5\n" \ - " ld.w %[old], %[m]\n" \ - " sub %[tmp], %[old], 1\n" \ - " brlt 2f\n" \ - " stcond %[m], %[tmp]\n" \ - " brne 1b" \ - "2:" \ - : [old] "=&r"(__oldval), [tmp] "=&r"(__tmp), \ - [m] "=m"(*(mem)) \ - : "m"(*(mem)) \ - : "memory", "cc"); \ - __oldval; \ - }) +#define __arch_atomic_decrement_if_positive_32(mem) \ + ({ \ + __typeof__(*(mem)) __oldval, __tmp; \ + __asm__ __volatile__( \ + "/* __arch_atomic_decrement_if_positive_32 */\n" \ + "1: ssrf 5\n" \ + " ld.w %[old], %[m]\n" \ + " sub %[tmp], %[old], 1\n" \ + " brlt 2f\n" \ + " stcond %[m], %[tmp]\n" \ + " brne 1b" \ + "2:" \ + : [old] "=&r"(__oldval), [tmp] "=&r"(__tmp), \ + [m] "=m"(*(mem)) \ + : "m"(*(mem)) \ + : "memory", "cc"); \ + __oldval; \ + }) -#define atomic_exchange_acq(mem, newval) \ - ({ \ - if (sizeof(*(mem)) != 4) \ - abort(); \ - __arch_exchange_32_acq(mem, newval); \ - }) +#define atomic_exchange_acq(mem, newval) \ + ({ \ + if (sizeof(*(mem)) != 4) \ + abort(); \ + __arch_exchange_32_acq(mem, newval); \ + }) -#define atomic_exchange_and_add(mem, newval) \ - ({ \ - if (sizeof(*(mem)) != 4) \ - abort(); \ - __arch_atomic_exchange_and_add_32(mem, newval); \ - }) +#define atomic_exchange_and_add(mem, newval) \ + ({ \ + if (sizeof(*(mem)) != 4) \ + abort(); \ + __arch_atomic_exchange_and_add_32(mem, newval); \ + }) -#define atomic_decrement_if_positive(mem) \ - ({ \ - if (sizeof(*(mem)) != 4) \ - abort(); \ - __arch_atomic_decrement_if_positive_32(mem); \ - }) +#define atomic_decrement_if_positive(mem) \ + ({ \ + if (sizeof(*(mem)) != 4) \ + abort(); \ + __arch_atomic_decrement_if_positive_32(mem); \ + }) #endif /* _AVR32_BITS_ATOMIC_H */ |