How to make login and password with WordPress

<div id="barra-login">
 
        <p>
 
     <?php global $user_ID; if ( $user_ID ) : ?>
 
<?php global $current_user; get_currentuserinfo(); ?>
        <?php
if( !empty($current_user->display_name) ){
$nome = $current_user->display_name;
} elseif( !empty($current_user->first_name) && !empty($current_user->last_name) ){
$nome = $current_user->first_name." ".$current_user->last_name;
} else {
$nome = $current_user->user_login;
}
?>
Welcome, <strong><?php echo $nome; ?></strong>
           [ <a href="<?php echo get_option('home')?>/painel/">My Dashboard</a> | <a href="<?php echo wp_logout_url( htmlentities(get_option('home')) ); ?>" title="Logout">Logout</a> ]
 
       <?php else : ?>
 
           <strong>Welcome Visitor!</strong> [ <a href="<?php echo get_option('siteurl'); ?>/wp-login.php?action=register&amp;redirect_to=<?php echo get_option('home')?>/my-information/">Join us</a> | <a href="<?php echo get_option('siteurl'); ?>/wp-login.php">Log</a> ]
 
<?php endif; ?>
 
        </p>
 
    </div>