x86_64 Assembly

Packages required:

• nasm – the Netwide Assembler, a portable 80×86 assembler
• ld – The GNU linker (compiler)

Hello World

section .data
        text db "Hello World",10

section .text
        global _start

_start:
        mov rax, 1
        mov rdi, 1
        mov rsi, text
        mov rdx, 14
        syscall

        mov rax, 60
        mov rdi, 0
        syscall

Breakdown

text db “Hello World”,10

• text : name of memory address
• db : define bytes
• 10 : new line “/n”
• mov rax 1 : write syscall
• mov rdi 1 : output
• mov rdx : length
• mov rax 60 : exit syscall
• mov rdi 0 : input