LV_DAT Load value from \fIdat\fR array into \fInum\fR register (see note)
LV_STRLEN Set \fInum\fR to the length of \fIstr\fR
LV_PLUS_L Add value to \fInum\fR register
LV_DAT Load value from \fIdat\fR array into \fInum\fR register (see note)
LV_STRLEN Set \fInum\fR to the length of \fIstr\fR
LV_PLUS_L Add value to \fInum\fR register