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Describe what each instruction from the following program will actually do: TITLE Task     INCLUDE Irvine32.inc .data str1 BYTE "The array sum is:    ",0 start BYTE "Enter the Starting Index:  ",0 endinx BYTE "Enter the Ending Index:    ",0 array DWORD 4, 6, 2, 5, 6, 7, 8, 4 sum DWORD ? j DWORD ? k DWORD ? .code main PROC     mov esi, OFFSET array     mov ecx, LENGTHOF array     mov edx, OFFSET start     call WriteString     call ReadInt     mov j, eax     mov esi, j     mov edx, OFFSET endinx       call WriteString     call ReadInt     mov k, eax     mov ecx, k     call ArraySum     mov sum,eax     call WriteInt   main ENDP ArraySum PROC     push esi     push ecx     mov eax, 0 L1:     add eax, array[esi]     add esi, TYPE DWORD     loop L1     pop ecx     pop esi     ret ArraySum ENDP END main

Describe what each instruction from the following program will actually do: TITLE Task     INCLUDE Irvine32.inc .data str1 BYTE "The array sum is:    ",0 start BYTE "Enter the Starting Index:  ",0 endinx BYTE "Enter the Ending Index:    ",0 array DWORD 4, 6, 2, 5, 6, 7, 8, 4 sum DWORD ? j DWORD ? k DWORD ? .code main PROC     mov esi, OFFSET array     mov ecx, LENGTHOF array     mov edx, OFFSET start     call WriteString     call ReadInt     mov j, eax     mov esi, j     mov edx, OFFSET endinx       call WriteString     call ReadInt     mov k, eax     mov ecx, k     call ArraySum     mov sum,eax     call WriteInt   main ENDP ArraySum PROC     push esi     push ecx     mov eax, 0 L1:     add eax, array[esi]     add esi, TYPE DWORD     loop L1     pop ecx     pop esi     ret ArraySum ENDP END main

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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  1. Describe what each instruction from the following program will actually do:

    TITLE Task

        INCLUDE Irvine32.inc

    .data

    str1 BYTE "The array sum is:    ",0

    start BYTE "Enter the Starting Index:  ",0

    endinx BYTE "Enter the Ending Index:    ",0

    array DWORD 4, 6, 2, 5, 6, 7, 8, 4

    sum DWORD ?

    j DWORD ?

    k DWORD ?

    .code

    main PROC

        mov esi, OFFSET array

        mov ecx, LENGTHOF array

        mov edx, OFFSET start

        call WriteString

        call ReadInt

        mov j, eax

        mov esi, j

        mov edx, OFFSET endinx

     

        call WriteString

        call ReadInt

        mov k, eax

        mov ecx, k

        call ArraySum

        mov sum,eax

        call WriteInt

     

    main ENDP

    ArraySum PROC

        push esi

        push ecx

        mov eax, 0

    L1:

        add eax, array[esi]

        add esi, TYPE DWORD

        loop L1

        pop ecx

        pop esi

        ret

    ArraySum ENDP

    END main
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