; calculator.asm
extern printf

section .data
    number1     dq  12345678901234567
    number2     dq  10000
    neg_number  dq  -12
    
    
   fmt          db  "The number are %ld and %ld",10,0
   fmtint       db  "%s %ld",10,0
   sumi         db  "The sum is ",0
   difi         db  "The difference",0
   inci         db  "Number 1 Incremented: ",0
   deci         db  "Number 1 Decremented: ",0
   sali         db  "Number 1 Shift left 2 (x4) : ",0
   sari         db  "Number 1 Shift right 2 (/4): ",0
   sariex       db  "Number 1 Shift right 2 (/4) with sign expression: ",0
   multi        db  "The product is ",0
   divi         db  "The integer quotient is ",0
   remi         db  "The modulo is ", 0 
   
section .bss
    resulti resq    1
    modulo  resq    1
    
section .text
global main
main:
    push    rbp
    mov     rbp, rsp
    
    ;Display the numbers
    mov     rdi,    fmt
    mov     rsi,    [number1]
    mov     rdx,    [number2]
    mov     rax,    0
    call    printf
    
    ; Adding ------------
    mov     rax,    [number1]
    add     rax,    [number2]
    mov     [resulti],   rax
    
    ;Display the result
    mov     rdi,    fmtint
    mov     rsi,    sumi
    mov     rdx,    [resulti]
    mov     rax,    0
    call    printf
    
    ; Subtracting ---------
    mov     rax,    [number1]
    sub     rax,    [number2]
    mov     [resulti], rax
    
    ;Displaying the result
    mov     rdi,    fmtint
    mov     rsi,    difi
    mov     rdx,    [resulti]
    mov     rax,    0
    call    printf
    ;Incrementing
    mov     rax, [number1]
    inc     rax
    mov     [resulti], rax
    ;Display the result
    mov     rdi, fmtint 
    mov     rsi, inci
    mov     rdx, [resulti]
    mov     rax, 0
    call    printf
    
    ;Decrementing
    mov     rax,[number1]
    dec     rax
    mov     [resulti],rax
    ;Display the result
    mov     rdi, fmtint
    mov     rsi, deci
    mov     rdx, [resulti]
    mov     rax, 0
    call    printf
    
    ;Shift arithmetic left
    mov     rax, [number1]
    sal     rax, 2
    mov     [resulti], rax
    ;Display the result
    mov     rdi, fmtint
    mov     rsi, sali
    mov     rdx, [resulti]
    mov     rax, 0
    call    printf
    
    ;Shift arithmetic right
    
    mov     rax, [number1]
    sar     rax, 2
    mov     [resulti],rax
    ;Display the result
    mov     rdi, fmtint
    mov     rsi, sari
    mov     rdx, [resulti]
    mov     rax, 0 
    call    printf
    
    ;Shift arithmetic right with sign extension
    mov     rax, [neg_number]  
    sar     rax, 2
    mov     [resulti], rax
    ;Display the result
    mov     rdi, fmtint 
    mov     rsi, sariex
    mov     rdx, [resulti]
    mov     rax, 0
    call    printf
    
    ;Multiply
    mov     rax, [number1]
    imul    qword[number2]
    mov     [resulti],rax
    ;Display the result
    mov     rdi, fmtint
    mov     rsi, multi
    mov     rdx, [resulti]
    mov     rax, 0
    call    printf
    
    ;Divide
    mov     rax, [number1]
    mov     rdx, 0
    idiv    qword[number2]
    mov     [resulti],rax
    mov     [modulo],rdx
    ;Display the quotient
    mov     rdi,fmtint
    mov     rsi,divi
    mov     rdx, [resulti]
    mov     rax, 0
    call    printf
    
    ;Display the remainder
    mov     rdi, fmtint
    mov     rsi, remi
    mov     rdx, [modulo]
    mov     rax, 0
    call    printf
    
    mov     rsp, rbp
    pop     rbp
    ret