ref: 16a4d59828f91ba8f59a2f8ba9b37aae7990ec54
dir: /atomic.h/
long agetl(long*); vlong agetv(vlong*); void* agetp(void**); long asetl(long*, long); vlong asetv(vlong*, vlong); void* asetp(void**, void*); long aincl(long*, long); vlong aincv(vlong*, vlong); void* aincp(void**, void*); long acasl(long*, long, long); vlong acasv(vlong*, vlong, vlong); void* acasp(void**, void*, void*); void coherence(void);