Question

in 80X86 assembly language

If moderately active persons cut their calorie intake by 500 calories a day, they can typically lose about 4 pounds a month. Write a program that has the users enter their starting weight and then creates and displays a table showing what their expected weight will be at the end of each month for the next 6 months if they stay on this diet.

please show code and output

Answer 1

x86 program :-

global _start

section .data
   .LC0:
           .string "Enter your weigth (in pounds):"
   .LC1:
           .string "%d"
   .LC2:
           .string "No.\tweight\texpected_weight"
   .LC3:
           .string "-------------------------------------------"
   .LC4:
           .string "%d\t%d\t\t%d\n"

section .bss

section .text

_start:
push rbp
mov rbp, rsp
sub rsp, 16
mov edi, OFFSET FLAT:.LC0
call puts
lea rax, [rbp-12]
mov rsi, rax
mov edi, OFFSET FLAT:.LC1
mov eax, 0
call __isoc99_scanf
mov edi, OFFSET FLAT:.LC2
call puts
mov edi, OFFSET FLAT:.LC3
call puts
mov DWORD PTR [rbp-4], 1
jmp .L2
.L3:
mov eax, DWORD PTR [rbp-12]
sub eax, 4
mov DWORD PTR [rbp-8], eax
mov edx, DWORD PTR [rbp-12]
mov ecx, DWORD PTR [rbp-8]
mov eax, DWORD PTR [rbp-4]
mov esi, eax
mov edi, OFFSET FLAT:.LC4
mov eax, 0
call printf
mov eax, DWORD PTR [rbp-12]
sub eax, 4
mov DWORD PTR [rbp-12], eax
add DWORD PTR [rbp-4], 1
.L2:
cmp DWORD PTR [rbp-4], 6
jle .L3
nop
nop
leave
ret