Xref: utzoo comp.lang.scheme:2156 comp.lang.lisp:4623 comp.lang.smalltalk:2758
Path: utzoo!news-server.csri.toronto.edu!helios.physics.utoronto.ca!ists!yunexus!oz
From: oz@yunexus.yorku.ca (Ozan Yigit)
Newsgroups: comp.lang.scheme,comp.lang.lisp,comp.lang.smalltalk
Subject: Re: implementing an interpreter
Message-ID: <22005@yunexus.YorkU.CA>
Date: 18 Mar 91 15:37:53 GMT
References: <1991Mar8.153120.19836@tripos.com>
Sender: news@yunexus.YorkU.CA
Distribution: comp
Organization: York U. Communications Research & Development
Lines: 25

In article <1991Mar8.153120.19836@tripos.com> rick@tripos.com
(Rick Moll) writes:

>I'm looking for information about this issue.  Has anyone studied 
>the tradeoffs involved here for traditional architecture machines 
>(68030, 386, etc)?

Rick, you may find the following reference useful. It includes a cost
study of low/high-bit tagging and pointer spaces.

%A Stan T. Shebs
%A Robert R. Kessler
%T Automatic Design and Implementation of Language Data Types
%J Sigplan 87 Symposium on Interpreters and Interpretive Techniques
%I Association for Computing Machinery
%C St Paul, Minnesota
%P 26-37
%D June 87
%O Published as Sigplan Notices Vol. 22 Number 7, July 87

enjoy.	oz

---
Not all good things come with three	 | internet: oz@nexus.yorku.ca
pages of dogma and an attitude. - anon   | uucp: utzoo/utai!yunexus!oz