hello world in assembly
;creating text in section
section .data
text db "Hello, World!",10
;starting global function
section .text
global _start
;onstart
_start:
;hex values of where to print the hello world text
mov rax, 1
mov rdi, 1
mov rsi, text
mov rdx, 14
syscall
mov rax, 60
mov rdi, 0
syscallhello world in assembly
; hello-DOS.asm - single-segment, 16-bit "hello world" program
;
; assemble with "nasm -f bin -o hi.com hello-DOS.asm"
org 0x100 ; .com files always start 256 bytes into the segment
; int 21h is going to want...
mov dx, msg ; the address of or message in dx
mov ah, 9 ; ah=9 - "print string" sub-function
int 0x21 ; call dos services
mov ah, 0x4c ; "terminate program" sub-function
int 0x21 ; call dos services
msg db 'Hello, World!', 0x0d, 0x0a, '$' ; $-terminated messageCopyright © 2021 Codeinu
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