Re: Stack Bases

At 03:48 PM 4/12/02 -0500, Bulgrien, Dennis wrote:

>Our use of the term "base" is interesting. I believe that references to
>['S0 S0 'R0 R0 'N0 N0], which we call the "base" of the target parameter,
>return, and numeric stacks, are to the cell *above* the highest
>(address-wise) usable cell of the respective stack (since a push
>predecrements) rather than to that cell. Bases of other data structures
>(vector tables, register maps, etc) are the address *of* the lowest usable
>cell.

A more general definition of "base" in this sense is the "starting point"
or "reference address" for the structure. Stacks grow down from their
base, while most other structures grow up.

Cheers,
Elizabeth

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Received on Fri Apr 12 2002 - 14:03:16 PDT