learn-assembly/13.S at main · BaseMax/learn-assembly · GitHub

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section .data
    positive_msg db "Positive", 10
    positive_len equ $ - positive_msg
    negative_msg db "Negative", 10
    negative_len equ $ - negative_msg

section .text
    global _start

_start:

    mov rax, -42

    cmp rax, 0
    jl print_negative

    mov rax, 1
    mov rdi, 1
    mov rsi, positive_msg
    mov rdx, positive_len
    syscall
    jmp exit

print_negative:

    mov rax, 1
    mov rdi, 1
    mov rsi, negative_msg
    mov rdx, negative_len
    syscall

exit:

    mov rax, 60
    xor rdi, rdi
    syscall