42     __ASSERT_COMPILE(sizeof(TUint32) == 4);

    42     return Log2_inline(aVal);

    43     ASSERT(aVal);

    44 

    45     TUint32 bitPos=31;

    46 

    47     if(!(aVal >> 16)) {bitPos-=16; aVal<<=16;}

    48     if(!(aVal >> 24)) {bitPos-=8;  aVal<<=8 ;}

    49     if(!(aVal >> 28)) {bitPos-=4;  aVal<<=4 ;}

    50     if(!(aVal >> 30)) {bitPos-=2;  aVal<<=2 ;}

    51     if(!(aVal >> 31)) {bitPos-=1;}

    52     

    53     return bitPos;