INT64 __fastcall CmpKeyNodeStackEntryPopulate(INT64 a1, INT64 a2, UINT64 a3){
INT64 result;
*(_QWORD *)a1 = a2;
*(_DWORD *)(a1 + 8) = a3;
result = (*(__int64(__fastcall **)(INT64, _QWORD, INT64))(a2 + 8))(a2, (unsigned int)a3, a1 + 24);
*(_QWORD *)(a1 + 16) = result;
return result;
}