| #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"))); | |