Subj : Re: An order or linking bug
To   : borland.public.cpp.borlandcpp
From : David Morris
Date : Fri Dec 10 2004 02:35 pm


"Bob Gonder" <notbg@notmindspring.invalid> wrote in message
news:627ir053i3mrp9d6vufl14nisf3fgj846t@4ax.com...
> It's not "masked".  Instructions such as movsb and stosb always use
> es:di

I am not using them (aren't they 386 instructions?)

> When you were having this problem, did you check what the actual
> buffer address was?

No.  I don't really know how to do this.
>
> >  I thought the whole
> >DGROUP can only be 64k in the large memory model.   Do the hardware 64k
> >boundaries count?
>
> Large model allows very much data.
> In large model, all pointers should be far.

Ooops my bad.  I was thinking of the medium model for some reason.  All
pointers are far (there are a couple of huge somewhere for a big array), and
the model is large for all modules.
>
> You never posted your ISR code.
> If you want to post it over in borland.public.tasm, I'll take a look
> at it and see what can go wrong.

I have done that now.

regards DM

.