arch/arch-sparc64.h

   1 #ifndef ARCH_SPARC64_H
   2 #define ARCH_SPARC64_H
   3
   4 #define FIO_ARCH        (arch_sparc64)
   5
   6 #define nop     do { } while (0)
   7
   8 #define membar_safe(type) \
   9         do {    __asm__ __volatile__("ba,pt     %%xcc, 1f\n\t" \
  10                                         " membar   " type "\n" \
  11                                         "1:\n" \
  12                                         : : : "memory"); \
  13         } while (0)
  14
  15 #define read_barrier()          membar_safe("#LoadLoad")
  16 #define write_barrier()         membar_safe("#StoreStore")
  17
  18 #endif