git.m6w6.name Git - awesomized/libmemcached/blob - clients/ms_atomic.h

   1 #ifndef CLIENTS_MS_ATOMIC_H
   2 #define CLIENTS_MS_ATOMIC_H
   3
   4 #if defined(__SUNC)
   5
   6 #define _KERNEL
   7 #include <atomic.h>
   8 #undef _KERNEL
   9
  10 inline int32_t __sync_add_and_fetch(volatile int32_t* ptr, int32_t val)
  11 {
  12   (val == 1) ? atomic_inc_32((volatile uint32_t*)ptr) : atomic_add_32((volatile uint32_t*)ptr, val);
  13   return *ptr;
  14 }
  15
  16
  17 inline uint32_t __sync_sub_and_fetch(volatile uint32_t* ptr, uint32_t val)
  18 {
  19   (val == 1) ? atomic_dec_32(ptr) : atomic_add_32(ptr, 0-(int32_t)val);
  20   return *ptr;
  21 }
  22
  23 #endif /* defined(__SUNC) */
  24 #endif /* CLIENTS_MS_ATOMIC_H */