Write assembly language programming to exchange the 2nd and 6th elements from the given array list. Array DB 5 2 3 4 0 6 and display the result.
May 19, 2023Help😭mn west new yalew yehe neger? Not arch please
May 19, 2023Write assembly language programming to exchange the 2nd and 6th elements from the given array list. Array DB 5 2 3 4 0 6 and display the result.
May 19, 2023Help😭mn west new yalew yehe neger? Not arch please
May 19, 2023.MODEL SMALL .STACK 100H .DATA ARRAY DB 5, 2, 3, 4, 0, 6 LENGTH DB 6 .CODE MAIN PROC MOV AX, @DATA MOV DS, AX MOV BL, ARRAY+1 ; move 2nd element into BL MOV BH, ARRAY+5 ; move 6th element into BH MOV ARRAY+1, BH ; exchange 2nd and 6th elements MOV ARRAY+5, BL MOV CX, LENGTH ; loop through the array and display the result MOV SI, 0 DISPLAY_LOOP: MOV DL, ARRAY[SI] ADD DL, 30H MOV AH, 02H INT 21H INC SI LOOP DISPLAY_LOOP MOV AH, 4CH ; exit program INT 21H MAIN ENDP END MAIN In this program, the ARRAY variable is defined as a list of 6 elements, with a length of 6. The BL and BH registers are used to store the 2nd and 6th elements, respectively. The program then exchanges the 2nd and 6th elements by moving the values from BL and BH into theappropriate positions in the array. Finally, the program loops through the array and displays the result using the DOS INT 21H interrupt to print each element to the console. Note that this program is written for the x86 architecture and uses DOS interrupts for input/output. The syntax and instructions may vary depending on the specific assembler being used and the target architecture.
May 19, 2023Assuming x86 architecture and NASM syntax: section .data array DB 5, 2, 3, 4, 0, 6 array_len equ $ - array section .text global _start _start: ; exchange the 2nd and 6th elements mov al, [array + 1] ; load the value of the 2nd element into AL xchg al, [array + 5] ; exchange AL with the value of the 6th element mov [array + 1], al ; store the new value of the 2nd element from AL ; display the result mov edx, array_len ; set up the length of the array for printing mov ecx, array ; set up the address of the array for printing mov ebx, 1 ; set up stdout for printing mov eax, 4 ; prepare to call sys_write int 0x80 ; call sys_write ; exit program with status code zero xor eax, eax inc eax int 0x80 Explanation: The program first defines an array called array with six elements. The length of the array is calculated using $ (the current address) minus array, and stored in a constant called array_len. The _start label marks the beginning of the program. The first instruction inside _start loads the value of the second element (index 1) into AL. This is done by using square brackets to dereference array and adding an offset of 1, which means "the byte at address array + 1". The loaded value is temporarily stored in AL. The next instruction uses xchg (short for "exchange") to swap the value in AL with the value of the sixth element (index 5). Again, this is done by dereferencing array with an offset of 5. Finally, the new value of the second element is stored back into the array from AL, using another dereference and offset. The program then sets up the arguments for a call to sys_write, which will print the contents of the modified array to stdout. The length of the array is passed in EDX, the address of the array is passed in ECX, and stdout is passed in EBX. The system call number for writing (4) is loaded into EAX, and then an interrupt (int 0x80) is triggered to invoke the kernel. After printing, the program exits with a status code of zero by loading zero into EAX and calling int 0x80 again.
May 19, 2023MOV the 2nd and 6th element from the provided array
May 19, 2023.MODEL SMALL .STACK 100H .DATA ARRAY DB 5, 2, 3, 4, 0, 6 .CODE MOV AX, @DATA MOV DS, AX ; Exchange the 2nd and 6th elements MOV AL, ARRAY[1] ; Move the 2nd element (index 1) to AL MOV BL, ARRAY[5] ; Move the 6th element (index 5) to BL MOV ARRAY[1], BL ; Move the 6th element to the 2nd position MOV ARRAY[5], AL ; Move the 2nd element to the 6th position ; Display the result MOV AH, 09H ; Set up to display string LEA DX, ARRAY ; Load the address of the array into DX INT 21H ; Display the array MOV AH, 4CH ; Return control to DOS INT 21H END
May 19, 2023DATA SEGMENT ARRAY DB 5, 2, 3, 4, 0, 6 LENGTH equ $ - ARRAY DATA ENDS CODE SEGMENT ASSUME DS:DATA, CS:CODE START: MOV AX, DATA ; Load the data segment address MOV DS, AX MOV SI, OFFSET ARRAY ; Point SI to the start of the array MOV AL, [SI+1] ; Load the value of the 2nd element into AL XCHG AL, [SI+5] ; Exchange AL with the value of the 6th element MOV [SI+1], AL ; Store the exchanged value back into the 2nd element MOV AH, 02h ; Function to display a character MOV DL, [SI+1] ; Load the exchanged value into DL ADD DL, 30h ; Convert the value to ASCII INT 21h ; Display the exchanged value MOV AH, 4Ch ; Function to exit the program INT 21h ; Terminate the program CODE ENDS END START
May 19, 2023