Re: A86: VAT size


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Re: A86: VAT size




normal vars should be from $bfff to (_P_PTEMP+1)
temp vars (var name starts with '$') should be from (_PTEMP_END+1) to
(_P_PTEMP+1)

_P_PTEMP = $d297
_PTEMP_END = $d29a

the +1 is because they're 24 bit pointers, but they're always on page 7

-josh

On Sat, 22 Jan 2000 10:39:13 -0800 Cassady Roop <croop@oregontrail.net>
writes:
>
>Next question:  Where is this magical end pointer?
>
>Cassady Roop
>
>rabidcow@juno.com wrote:
>> 
>> all of page 7 is reserved for the vat.  you'd need something like 
>1,500
>> variables to fill up that space.  unless you use TONS of simple real 
>&
>> complex vars, you'll run out of memory long before that.
>> there should be a pointer somewhere to the end of the vat, but i 
>don't
>> think there's a count of entries.  the table is scanned from the 
>top
>> down, and when you reach the value in the pointer, that's the end.
>> 
>> -josh
>> 
>> On Fri, 21 Jan 2000 23:15:24 -0800 Cassady Roop 
><croop@oregontrail.net>
>> writes:
>> >
>> >What is the maximum (or max likely) size of the VAT?  I've never
>> >really
>> >done much direct tinkering with it;  is there an entry counter
>> >somewhere
>> >to keep track of how many entries there are?
>> >
>> >Cassady Roop
>> >
>> 
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