bits 64

section .data
hello db 0x0A, 0x0D, "User program 2 speaking", 0

section .text

_start:
    mov rax, 0x1    ;sys_write
    mov rdi, 0x1    ;stdout
    lea rsi, [rel hello]
    mov rdx, 25     ;count
    int 0x80

; when we are ready to have an os specific toolchain,
; this bit (exit & loop) should be appended at the end of every
; C program we compile.

.end:
    mov rax, 0x3C
    mov rdi, 0x0
    int 0x80

.loop:
    jmp .loop