On 30.08.11 16:16, Michael B. Brutman wrote:
> On a slightly related topic, I've been thinking about what to do on the 
> smaller machines to increase the amount of working storage.  With a 
> strict programming API I can use temp files as backing storage, kind of 
> like implementing bank switched memory but backed by hard disk storage 
> instead.  Pretty slow, but better than not having any extra memory 
> storage.  One thing that frustrates me is that there is no way to make a 
> 'bad' pointer on an 8088.  Sure, the pointer can point to garbage, but 
> there is no way to create a pointer that forces an interrupt.  That 
> would help things tremendously, especially when it comes to the part 
> about testing and making the code robust.  (It can be done with some 
> extra hardware, but I don't think I'm that crazy yet.)  Why the 
> interested in memory allocation?  I suspect that things like rsync are 
> going to be limited by memory ...

There is related article on using virtual memory For 640K DOS
programming on Digital Mars site:
http://www.digitalmars.com/ctg/vcm.html Hope it could find some
interesting points there.

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