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I re-attached it. I wrote this code about 6 years ago...

Scott Dattalo wrote:
>
> On Wed, 11 Apr 2001, Antonio L Benci wrote:
>
>
> (I accidently deleted the original post - hence the double quotes).
>
> Could you post the code in question? If you're refering to the classic 6
> instruction subtract:
>
> ;XH:XL  YH:YL
>
>            movf    yl,w
>            subwf   xl,w
>            movf    yh,w
>            skpz
> ;; piclist webpage has this-->  incf yh,w  ;propagate the carry from the...
>             incfsz yh,w  ;propagate the carry from the low byte subtraction.
>              subwf xh,w
>
>            skpnc
>             goto   x_is_greater_than_or_equal_to_y
>
> I'm not the original author. I think Bob also got accused of writing that code
> too. But in reality it predates both of us by years. There's nothing wrong with
> the code, by the way (except that the incf should've been an incfsz).
>
> Scott
>

Nino.
--
------------------------------------------------------
| Antonio (Nino) L. Benci                            |
| Professional Officer, Electronic Services          |
| School of Physics & Materials Engineering          |
| Monash University                                  |
| email: nino.benci@spme.monash.edu                  |
| T: 61 3 9905 3649. F: 61 3 9905 3637               |
| M: 0414 924 833                                    |
------------------------------------------------------

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