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  1. section .data
  2.     num1 dq 123456789
  3.     num2 dq 987654321
  4.     sum dq 0
  5.  
  6. section .text
  7.     global _start
  8.  
  9. _start:
  10.     ; Add num1 and num2
  11.     mov rax, [num1]
  12.     mov rbx, [num2]
  13.     add rax, rbx
  14.     mov [sum], rax
  15.  
  16.     ; Print values
  17.     mov rdi, num1_msg
  18.     call print_uint64
  19.     mov rdi, num2_msg
  20.     call print_uint64
  21.     mov rdi, sum_msg
  22.     call print_uint64
  23.  
  24.     ; Exit program
  25.     mov rax, 60         ; syscall number for exit
  26.     xor edi, edi        ; status = 0
  27.     syscall
  28.  
  29. print_uint64:
  30.     ; Print uint64_t value in rdi
  31.     mov rsi, rdi        ; Move value to rsi for printf
  32.     mov rdi, uint64_fmt ; Format string
  33.     mov rax, 0          ; syscall number for printf
  34.     syscall
  35.     ret
  36.  
  37. section .data
  38.     num1_msg db "First number:  ", 0
  39.     num2_msg db "Second number: ", 0
  40.     sum_msg db "Sum: ", 0
  41.     uint64_fmt db "%lu", 10, 0 ; Format string for uint64_t
Success #stdin #stdout 0s 5288KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/2bieSH
language:
Assembler 64bit (nasm 2.14)
created:
17 days ago
visibility:
public

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