Initial commit

helloworld.asm

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+;; This is a simple Hello World assembly x86
+;;
+;; Author:  Fabio Scotto di Santolo
+;; Date:    02/07/2025
+
+global _start
+
+section .text:
+_start:
+    ; write text in stdout
+    mov eax, 0x04       ; syscall write
+    mov ebx, 1          ; stdout
+    mov ecx, message
+    mov edx, message_length
+    int 0x80
+
+    ; call exit syscall
+    mov eax, 0x01      ; syscall exit
+    mov ebx, 0x00      ; exit code
+    int 0x80
+
+section .data:
+    message: db "Hello World!", 0xA
+    message_length equ $-message
+