empathicqubit/cc65
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Added cc65_umul8x8r16() based on umul8x8r16.

Browse source
This commit is contained in:
Oliver Schmidt 2014-03-27 21:22:02 +01:00
parent c6ee9ac034
commit 986c2248e2
1 changed files with 23 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

23
libsrc/common/cc65_umul8x8r16.s Normal file
View file

@ -0,0 +1,23 @@
;
; Oliver Schmidt, 2014-03-27
;
; CC65 library: 8x8 => 16 unsigned multiplication
;
.export _cc65_umul8x8r16
.import umul8x8r16, popa
.include "zeropage.inc"
;---------------------------------------------------------------------------
; 8x8 => 16 unsigned multiplication routine.
.proc _cc65_umul8x8r16
sta ptr1
jsr popa
jmp umul8x8r16
.endproc