Hello world on assembler

assembler-example.md

Assembler on Linux

Hello world:

section     .text
global      _start 
_start: 
    mov     edx,len   
    mov     ecx,msg   
    mov     ebx,1   
    mov     eax,4   
    int     0x80   
    mov     eax,1  
    int     0x80   
section     .data
msg     db  'Hello world',0xa  
len     equ $ - msg   

filename > hello.asm

Compile:

nasm -f elf64 hello.asm

Link:

ld -s -o hello hello.o