[racket] I've implemented a Scheme Interpreter. But it's too slow. Next step?

From: Danny Yoo (dyoo at cs.wpi.edu)
Date: Tue Mar 29 00:06:06 EDT 2011

> A common trick is to embed type information into the pointers.
> In the representation used in the 1996 Scheme Workshop pointers to cons
> cells contains 010 in their lower 3 bits. A type check is thus compiled
> to a very fast and instruction.
> http://www.cs.indiana.edu/eip/compile/back.html

David Guderman's survey paper "Representing Type Information in
Dynamically Typed Languages" talks about representation strategies:


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