Bamboofox club lecture

practice.asm

section     .text
global      _start                              ;must be declared for linker (ld)
_start:                                         ;tell linker entry point
    ;You are going to practice system call
    ;What you should do?
    ;put system call number in %eax
    ;put fd number in %ebx
    ;put string address in %ecx
    ;put string length in %edx
    ;interrupt
section     .data
msg     db  'Hello, world!',0xa                 ;our dear string
len     equ $ - msg                             ;length of our dear string