Posted on October 14, 2014 by Kamal Subhani Write a program to multiply two matrices of 3 * 3 order without using loop in assembly language . Assembly </p> <p>.model small<br /> .stack 1000H<br /> .data<br /> msg1 db “Enter First Matrix: $”<br /> msg2 db “Enter Second Matrix: $”<br /> msg3 db “Product Of matrices is: $”<br /> space db ‘ $’<br /> A11 db ?<br /> A12 db ?<br /> A13 db ?<br /> A21 db ?<br /> A22 db ?<br /> A23 db ?<br /> A31 db ?<br /> A32 db ?<br /> A33 db ?</p> <p>B11 db ?<br /> B12 db ?<br /> B13 db ?<br /> B21 db ?<br /> B22 db ?<br /> B23 db ?<br /> B31 db ?<br /> B32 db ?<br /> B33 db ?</p> <p>C11 db 1,2,3<br /> C12 db 1,2,3<br /> C13 db 1,2,3<br /> C21 db 1,2,3<br /> C22 db 1,2,3<br /> C23 db 1,2,3<br /> C31 db 1,2,3<br /> C32 db 1,2,3<br /> C33 db 1,2,3</p> <p>num dw ?<br /> num1 db ?<br /> num2 db ?<br /> num3 db ?</p> <p>.code<br /> MAIN Proc<br /> MOV Ax,@Data<br /> MOV Ds,Ax</p> <p>LEA Dx,msg1 ; First input message<br /> MOV Ah,09H<br /> INT 21H</p> <p>mov dl,0AH ; New Line<br /> mov ah,2H<br /> int 21H</p> <p>mov ah,1H ; input a11 element<br /> int 21H<br /> sub al,30H<br /> mov A11,al</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>mov ah,1H ; input a12 element<br /> int 21H<br /> sub al,30H<br /> mov A12,al</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>mov ah,1H ; input a13 element<br /> int 21H<br /> sub al,30H<br /> mov A13,al</p> <p>mov dl,0AH ; New Line<br /> mov ah,2H<br /> int 21H</p> <p>mov ah,1H ; input a21 element<br /> int 21H<br /> sub al,30H<br /> mov A21,al</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>mov ah,1H ; input a22 element<br /> int 21H<br /> sub al,30H<br /> mov A22,al</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>mov ah,1H ; input a23 element<br /> int 21H<br /> sub al,30H<br /> mov A23,al</p> <p>mov dl,0AH ; New Line<br /> mov ah,2H<br /> int 21H</p> <p>mov ah,1H ; input a31 element<br /> int 21H<br /> sub al,30H<br /> mov A31,al</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>mov ah,1H ; input a32 element<br /> int 21H<br /> sub al,30H<br /> mov A32,al</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>mov ah,1H ; input a33 element<br /> int 21H<br /> sub al,30H<br /> mov A33,al</p> <p>mov dl,0AH ; New Line<br /> mov ah,2H<br /> int 21H</p> <p>LEA Dx,msg2 ; Second input message<br /> mov ah,09H<br /> int 21H<br /> mov dl,0AH ; New Line<br /> mov ah,2H<br /> int 21H</p> <p>mov ah,1H ; input b11 element<br /> int 21H<br /> sub al,30H<br /> mov B11,al</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>mov ah,1H ; input b12 element<br /> int 21H<br /> sub al,30H<br /> mov B12,al</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>mov ah,1H ; input b13 element<br /> int 21H<br /> sub al,30H<br /> mov B13,al</p> <p>mov dl,0AH ; New Line<br /> mov ah,2H<br /> int 21H</p> <p>mov ah,1H ; input b21 element<br /> int 21H<br /> sub al,30H<br /> mov B21,al</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>mov ah,1H ; input b22 element<br /> int 21H<br /> sub al,30H<br /> mov B22,al</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>mov ah,1H ; input b23 element<br /> int 21H<br /> sub al,30H<br /> mov B23,al</p> <p>mov dl,0AH ; New Line<br /> mov ah,2H<br /> int 21H</p> <p>mov ah,1H ; input b31 element<br /> int 21H<br /> sub al,30H<br /> mov B31,al</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>mov ah,1H ; input b32 element<br /> int 21H<br /> sub al,30H<br /> mov B32,al</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>mov ah,1H ; input b33 element<br /> int 21H<br /> sub al,30H<br /> mov B33,al</p> <p>mov dl,0AH ; New Line<br /> mov ah,2H<br /> int 21H</p> <p>LEA Dx,msg3 ; First input message<br /> MOV Ah,09H<br /> INT 21H</p> <p>mov dl,0AH ; New Line<br /> mov ah,2H<br /> int 21H<br /> ;***********************************************************************<br /> ; C11 element<br /> MOV AL,A11 ; multiply A11 * B11<br /> MOV CL,B11<br /> MUL CL</p> <p>mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num1<br /> mov num1,bl</p> <p>MOV AL,A12 ; multiply A12 * B21<br /> MOV CL,B21<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num2<br /> mov num2,bl</p> <p>MOV AL,A13 ; multiply A13 * B31<br /> MOV CL,B31<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num3<br /> mov num3,bl<br /> mov bl,num1<br /> add bl,num2<br /> add bl,num3</p> <p>mov BYTE PTR [num] , bl<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax,num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c11 +2 ,ah<br /> mov BYTE PTR [num] , al<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax, num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c11+1,ah<br /> add al,30H<br /> mov c11,al<br /> mov dl,c11<br /> mov ah,2H<br /> INT 21H<br /> mov dl, C11+1<br /> INT 21H<br /> mov dl,C11+2<br /> INT 21H</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>;*******************************************************************************<br /> ; c12 element<br /> MOV AL,A11 ; multiply A11 * B12<br /> MOV CL,B12<br /> MUL CL</p> <p>mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num1<br /> mov num1,bl</p> <p>MOV AL,A12 ; multiply A12 * B22<br /> MOV CL,B22<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num2<br /> mov num2,bl</p> <p>MOV AL,A13 ; multiply A13 * B32<br /> MOV CL,B32<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num3<br /> mov num3,bl<br /> mov bl,num1<br /> add bl,num2<br /> add bl,num3</p> <p>mov BYTE PTR [num] , bl<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax,num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c12 +2 ,ah<br /> mov BYTE PTR [num] , al<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax, num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c12+1,ah<br /> add al,30H<br /> mov c12,al<br /> mov dl,c12<br /> mov ah,2H<br /> INT 21H<br /> mov dl, C12+1<br /> INT 21H<br /> mov dl,C12+2<br /> INT 21H</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>;*******************************************************************************<br /> ; c13 element</p> <p>MOV AL,A11 ; multiply A11 * B13<br /> MOV CL,B13<br /> MUL CL</p> <p>mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num1<br /> mov num1,bl</p> <p>MOV AL,A12 ; multiply A12 * B23<br /> MOV CL,B23<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num2<br /> mov num2,bl</p> <p>MOV AL,A13 ; multiply A13 * B33<br /> MOV CL,B33<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num3<br /> mov num3,bl<br /> mov bl,num1<br /> add bl,num2<br /> add bl,num3</p> <p>mov BYTE PTR [num] , bl<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax,num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c13 +2 ,ah<br /> mov BYTE PTR [num] , al<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax, num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c13+1,ah<br /> add al,30H<br /> mov c13,al<br /> mov dl,c13<br /> mov ah,2H<br /> INT 21H<br /> mov dl, C13+1<br /> INT 21H<br /> mov dl,C13+2<br /> INT 21H</p> <p>mov dl,0AH ; New Line<br /> mov ah,2H<br /> int 21H<br /> ;*******************************************************************************</p> <p>; C21 element<br /> MOV AL,A21 ; multiply A21 * B11<br /> MOV CL,B11<br /> MUL CL</p> <p>mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num1<br /> mov num1,bl</p> <p>MOV AL,A22 ; multiply A22 * B21<br /> MOV CL,B21<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num2<br /> mov num2,bl</p> <p>MOV AL,A23 ; multiply A23 * B31<br /> MOV CL,B31<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num3<br /> mov num3,bl<br /> mov bl,num1<br /> add bl,num2<br /> add bl,num3</p> <p>mov BYTE PTR [num] , bl<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax,num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c21 +2 ,ah<br /> mov BYTE PTR [num] , al<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax, num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c21+1,ah<br /> add al,30H<br /> mov c21,al<br /> mov dl,c21<br /> mov ah,2H<br /> INT 21H<br /> mov dl, C21+1<br /> INT 21H<br /> mov dl,C21+2<br /> INT 21H</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>;*******************************************************************************</p> <p>; C22 element<br /> MOV AL,A21 ; multiply A21 * B12<br /> MOV CL,B12<br /> MUL CL</p> <p>mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num1<br /> mov num1,bl</p> <p>MOV AL,A22 ; multiply A22 * B22<br /> MOV CL,B22<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num2<br /> mov num2,bl</p> <p>MOV AL,A23 ; multiply A23 * B32<br /> MOV CL,B32<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num3<br /> mov num3,bl<br /> mov bl,num1<br /> add bl,num2<br /> add bl,num3</p> <p>mov BYTE PTR [num] , bl<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax,num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c22 +2 ,ah<br /> mov BYTE PTR [num] , al<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax, num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c22+1,ah<br /> add al,30H<br /> mov c22,al<br /> mov dl,c22<br /> mov ah,2H<br /> INT 21H<br /> mov dl, C22+1<br /> INT 21H<br /> mov dl,C22+2<br /> INT 21H</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H<br /> ;*******************************************************************************</p> <p>; C23 element<br /> MOV AL,A21 ; multiply A21 * B13<br /> MOV CL,B13<br /> MUL CL</p> <p>mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num1<br /> mov num1,bl</p> <p>MOV AL,A22 ; multiply A22 * B23<br /> MOV CL,B23<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num2<br /> mov num2,bl</p> <p>MOV AL,A23 ; multiply A23 * B33<br /> MOV CL,B33<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num3<br /> mov num3,bl<br /> mov bl,num1<br /> add bl,num2<br /> add bl,num3</p> <p>mov BYTE PTR [num] , bl<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax,num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c23 +2 ,ah<br /> mov BYTE PTR [num] , al<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax, num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c23+1,ah<br /> add al,30H<br /> mov c23,al<br /> mov dl,c23<br /> mov ah,2H<br /> INT 21H<br /> mov dl, C23+1<br /> INT 21H<br /> mov dl,C23+2<br /> INT 21H<br /> mov dl,0AH ; New Line<br /> mov ah,2H<br /> int 21H<br /> ;*******************************************************************************</p> <p>; C31 element<br /> MOV AL,A31 ; multiply A31 * B11<br /> MOV CL,B11<br /> MUL CL</p> <p>mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num1<br /> mov num1,bl</p> <p>MOV AL,A32 ; multiply A32 * B21<br /> MOV CL,B21<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num2<br /> mov num2,bl</p> <p>MOV AL,A33 ; multiply A33 * B31<br /> MOV CL,B31<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num3<br /> mov num3,bl<br /> mov bl,num1<br /> add bl,num2<br /> add bl,num3</p> <p>mov BYTE PTR [num] , bl<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax,num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c31 +2 ,ah<br /> mov BYTE PTR [num] , al<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax, num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c31+1,ah<br /> add al,30H<br /> mov c31,al<br /> mov dl,c31<br /> mov ah,2H<br /> INT 21H<br /> mov dl, C31+1<br /> INT 21H<br /> mov dl,C31+2<br /> INT 21H</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>;*******************************************************************************</p> <p>; C32 element<br /> MOV AL,A31 ; multiply A31 * B12<br /> MOV CL,B12<br /> MUL CL</p> <p>mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num1<br /> mov num1,bl</p> <p>MOV AL,A32 ; multiply A32 * B22<br /> MOV CL,B22<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num2<br /> mov num2,bl</p> <p>MOV AL,A33 ; multiply A33 * B32<br /> MOV CL,B32<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num3<br /> mov num3,bl<br /> mov bl,num1<br /> add bl,num2<br /> add bl,num3</p> <p>mov BYTE PTR [num] , bl<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax,num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c32 +2 ,ah<br /> mov BYTE PTR [num] , al<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax, num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c32+1,ah<br /> add al,30H<br /> mov c32,al<br /> mov dl,c32<br /> mov ah,2H<br /> INT 21H<br /> mov dl, C32+1<br /> INT 21H<br /> mov dl,C32+2<br /> INT 21H</p> <p>lea dx,space ; space<br /> mov ah,9H<br /> int 21H</p> <p>;*******************************************************************************</p> <p>; C33 element<br /> MOV AL,A31 ; multiply A31 * B13<br /> MOV CL,B13<br /> MUL CL</p> <p>mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num1<br /> mov num1,bl</p> <p>MOV AL,A32 ; multiply A32 * B23<br /> MOV CL,B23<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num2<br /> mov num2,bl</p> <p>MOV AL,A33 ; multiply A33 * B33<br /> MOV CL,B33<br /> MUL CL<br /> mov num,ax<br /> mov bl ,BYTE PTR [num] ; move result in num3<br /> mov num3,bl<br /> mov bl,num1<br /> add bl,num2<br /> add bl,num3</p> <p>mov BYTE PTR [num] , bl<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax,num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c33 +2 ,ah<br /> mov BYTE PTR [num] , al<br /> mov BYTE PTR [num +1] ,0</p> <p>mov ax, num<br /> mov cl,10<br /> div cl</p> <p>add ah,30H<br /> mov c33+1,ah<br /> add al,30H<br /> mov c33,al<br /> mov dl,c33<br /> mov ah,2H<br /> INT 21H<br /> mov dl, C33+1<br /> INT 21H<br /> mov dl,C33+2<br /> INT 21H</p> <p>; end<br /> ;************************************************************************</p> <p>mov ah,4CH<br /> INT 21H</p> <p>MAIN endp<br /> end main</p> <p>