git.sur5r.net Git - cc65/blob - libsrc/common/cc65_umul8x8r16.s

   1 ;
   2 ; Oliver Schmidt, 2014-03-27
   3 ;
   4 ; CC65 library: 8x8 => 16 unsigned multiplication
   5 ;
   6
   7         .export         _cc65_umul8x8r16
   8         .import         umul8x8r16, popa, ptr1:zp
   9
  10
  11 ;---------------------------------------------------------------------------
  12 ; 8x8 => 16 unsigned multiplication routine.
  13
  14
  15 .proc   _cc65_umul8x8r16
  16
  17         sta     ptr1
  18         jsr     popa
  19         jmp     umul8x8r16
  20
  21 .endproc