Write assembly language code to reverse a string “abcdef” using stack.

 Include irvine32.inc

.386

.STACK 4096

EXITPROCESS PROTO,DWEXITCODE:DWORD

.data

rev byte "abcdef",0

ns  DWORD ?

str byte "After reversing string:   ",0

.code

main proc

    mov edx, OFFSET rev

    mov Ecx, SIZEOF rev

    mov ns,ecx

    mov  esi,0

L1: movzx eax,rev[esi]  

    push eax               

    inc esi

    loop L1

    mov  ecx,ns

    mov  esi,0

L2: pop  eax      

    mov  rev[esi],al     

    inc  esi

    loop L2

  mov EDX ,OFFSET str

    call WriteString

    mov EDX ,OFFSET rev

    call WriteString         

 

INVOKE EXITPROCESS,0

main ENDP

END main