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vbisme

A Simple thing to solve

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How to write a program in assembly to check to see that how many ones there are in a binary number? For example, 0001001101110000 in binary contains 6 ones.

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off the top of my head

    
mov bx,<number>
mov ax,0 //result

mov cx,16 //bits in binary number

l1: shr bx,1
adc ax,0
loop l1

//ax now contains the result






Edited by - no way on October 22, 2001 8:01:34 PM

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