2026.3.15：汇编之Hello,World!

汇编之Hello,World!

hello,world!.asm：

jmp start mydata db 'H',0x07,'e',0x07,'l',0x07,'l',0x07,'o',0x07,',',0x07,'W',0x07,'o',0x07,'r',0x07,'l',0x07,'d',0x07,'!',0x07 start: mov ax, 0x07C0 mov ds, ax mov ax, 0xB800 mov es, ax cld mov si, mydata mov di, 0 mov cx, (start - mydata) / 2 rep movsw mov ax, number mov bx, ax mov cx,5 mov si, 10 digit: xor dx, dx div si mov [bx], dl inc bx loop digit mov cx, 5 show: dec bx mov al, [bx] add al, 0x30 mov ah, 0x40 mov [es:di], ax add di, 2 loop show jmp $ number db 0, 0, 0, 0, 0 times 510 - ($ - $$) db 0 dw 0xAA55