section .text
	global ft_strcpy

ft_strcpy:
	test rdi, rdi
	jz err
	test rsi, rsi
	jz err
	push rdi


loop_start:
	mov al, [rsi]
	mov [rdi],al 
	lea rdi, [rdi + 1]
	lea rsi, [rsi + 1]

	test al, al
	jne loop_start
	
end:
	pop rax
	ret

err:
	xor rax, rax
	ret