25 #ifndef _GLIBCXX_ATOMIC_WORD_H 26 #define _GLIBCXX_ATOMIC_WORD_H 1 28 typedef int _Atomic_word;
30 #define _GLIBCXX_READ_MEM_BARRIER __asm __volatile ("isync":::"memory") 32 #define _GLIBCXX_WRITE_MEM_BARRIER __asm __volatile ("sync":::"memory") 34 #define _GLIBCXX_WRITE_MEM_BARRIER __asm __volatile ("lwsync":::"memory")