cmov使うならこんな感じかな？

int scan_three_integers( int i1, int i2, int i3 )
{
__asm {
bsr edx,dword ptr i3
bsr eax,dword ptr i2
lea eax,[eax+32]
cmovnz edx,eax
bsr eax,dword ptr i1
lea eax,[eax+64]
cmovnz edx,eax
mov eax,95
sub eax,edx
}
}