#include <intrin.h> | |
short _InterlockedDecrement16(short volatile *Addend) | |
{ | |
short ret = -1; | |
__asm__ __volatile__ ("lock\n\t" | |
"xaddw %0,%1" | |
: "+r" (ret), "+m" (*Addend) | |
: : "memory"); | |
return ret - 1; | |
} | |
short InterlockedDecrement16(short volatile *) __attribute__((alias("_InterlockedDecrement16"))); | |