section .data
    text db "Hello, world!", 10, 0

section .text

global main
main:
    push ebp
    mov ebp, esp
    sub esp, 8

    mov dword[esp], text
    mov dword[esp + 4], 0xe
    call print_string

    xor eax, eax
    leave
    ret

print_string:
    push ebp
    mov ebp, esp

    mov eax, 0x4
    mov ebx, 0x1
    mov ecx, [ebp + 8]
    mov edx, [ebp + 12]

    push .ret
    push ecx
    push edx

    push ebp
    mov ebp, esp
    sysenter
.ret:

    leave
    ret