Neighbor Prime Number Code in Assembly Language 8086

Neighbor Prime Number Code in Assembly Language 8086

12:32

[org 0x0100]

   mov dx , [input]    ;input in DX

   sub sp , 4

   push dx

   call neighborPrime

  

   mov ax , 0x4c00

   int 0x21

neighborPrime:

   mov bp , sp

   mov dx , [bp+2]

   mov ax , 1

   mov bx , 2

   mov cx , ax

   
   check:

      sub cx , bx

      cmp word cx , 0

      jz refresh

      jl true

      jg check

true:

   mov cx , ax

   inc bx

   cmp bx , ax

   jl check

   jnl place

  

place:

   cmp ax , dx

   jl lessPlace

   jg greatPlace

  

lessPlace:

   mov [bp+6] , ax

  

refresh:

   inc ax

   mov bx , 2

   mov cx , ax

   jmp check

greatPlace:

   mov [bp+4] , ax

   ret 2

input: dw 12