var _x_sign = sign( x_velocity ); //x_velocity is the same thing as "hspeed" but a custom variable
var _y_sign = sign( y_velocity ); //y_velocity is the same thing as "vspeed" but a custom variable
var _x_abs  = abs(  x_velocity );
var _y_abs  = abs(  y_velocity );

repeat( _x_abs ) {
    if ( place_meeting( x + _x_sign, y, obj_solid_parent ) ) {
        break;
    } else {
        x += _x_sign;
    }
}

repeat( _y_abs ) {
    if ( place_meeting( x, y + _y_sign, obj_solid_parent ) ) {
        break;
    } else {
        y += _y_sign;
    }
}