;by Dmitry Kiryashov
I still don't see solution shorter than 35 clocks. I've couple of them.
1)
movfw x ;35 words/clocks
clrf x
rrf y,F
;
skpnc ;this part is repeated 8 times
addwf x,F
rrf x,F
rrf y,F
;
2)
movfw x ;35 words/clocks
rrf y,F
skpc
subwf x,F
rrf x,F ;Cy=1 always before
rrf y,F
;
skpnc ;this part is repeated 7 times
addwf x,F
rrf x,F
rrf y,F
;
decf x,f ;substract first Cy=1
| file: /techref/scenix/lib/math/sq/8b_sx.htm, 0KB, , updated: 2004/6/10 13:40, local time: 2008/12/2 05:36,
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