 zpage r0
 zpage r1
 zpage r2
 zpage r3
 zpage ___m65mathptr
 section text
 global ___mulint8
___mulint8:
 lda #$70
 sta ___m65mathptr
 lda r0
 stq [___m65mathptr]
 lda #$74
 sta ___m65mathptr
 lda r1
 stq [___m65mathptr]
 lda #$78
 sta ___m65mathptr
 ldz #0
 ldq [___m65mathptr],z
 ldz #0
 rts

