MyFirst Program, Assembly

MyFirst Program

;nasm

global _start

section .data
    message:     db 'Hello',10                ; 'Hello' plus a linefeed character
    message1:    db 'world!', 10              ; 'world!' plus a linefeed character
    message2:    db 'This is Group 6', 10     ; 'This is Group 6' plus a linefeed character
    message3:    db 'nice to meet you!', 10   ; 'nice to meet you!' plus a linefeed character
    
    
    
section .text

_start:
	mov rax,1            ; The system call for write
	mov rdi,1            ; argument #1 in rdi, where to write
	mov rsi, message     ; argument #2 in rsi: where does the string start
	mov rdx,6          ; argument #3 in rdx: how many bytes to write
	syscall              ; this instruction invokes a system call
    
    mov rax,1            ; The system call for write
	mov rdi,1            ; argument #1 in rdi, where to write
	mov rsi, message1     ; argument #2 in rsi: where does the string start
	mov rdx,7           ; argument #3 in rdx: how many bytes to write
	syscall   
    
    mov rax,1            ; The system call for write
	mov rdi,1            ; argument #1 in rdi, where to write
	mov rsi, message2     ; argument #2 in rsi: where does the string start
	mov rdx,16           ; argument #3 in rdx: how many bytes to write
	syscall   
    
    mov rax,1            ; The system call for write
	mov rdi,1            ; argument #1 in rdi, where to write
	mov rsi, message3     ; argument #2 in rsi: where does the string start
	mov rdx,18           ; argument #3 in rdx: how many bytes to write
	syscall   
    
    mov rax, 60
    xor rdi, rdi
    syscall


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