| #ifndef WIN32_LEAN_AND_MEAN | |
| #define WIN32_LEAN_AND_MEAN | |
| #endif | |
| #define __CRT__NO_INLINE | |
| #include <windows.h> | |
| BOOLEAN _BitScanReverse64(DWORD *Index,DWORD64 Mask) | |
| { | |
| __asm__ __volatile__("bsrq %1,%0" : "=r" (Mask),"=m" ((*(volatile long long *)Index))); | |
| return (Mask != 0); | |
| } | |