NTSTATUS __stdcall RtlpUnwindOpSlots(UINT16 a1){
__int64 v1;
NTSTATUS result;
v1 = HIBYTE(a1) & 0xF;
if( (unsigned int)v1 >= 0xB )
RtlRaiseStatus(-1073741569);
result = *((unsigned __int8 *)&RtlpUnwindOpSlotTable + v1);
if( (_DWORD)v1 == 1 && (a1 & 0xF000u) != 0 )
++result;
return result;
}