From: Alan Chen <alan@...>
Date: 2002-02-12T03:12:45+09:00
Subject: Re: [ANN] ByteCodeRuby 0.1.0

On Mon, Feb 11, 2002 at 07:03:22AM +0900, triptych wrote:
> The latest  version of ByteCodeRuby is now available from the RubyVM project
> on SourceForge
> (http://sourceforge.net/project/showfiles.php?group_id=26000). It does a
> good bit more than the previous version (0.0.1, released just before
> Christmas), but my hacking time is limited, so progress is fairly slow. If
> anyone would like to help out, I'd love to hear from you! Particularly
> appreciated: any help with integrating BCR with Ruby's garbage collector, or
> with understanding the details of how exceptions (and other non-local jumps)
> are implemented. I'd also really like to hear if anyone's managed to run it
> (or not...) on a non-x86 box. Thanks!
> 
> -- George
> 
> >From the readme
> ==============
> Author: George Marrows, triptych@ntlworld.com
> 
> What is it?
> -----------
> The very, very beginnings of a bytecode interpreter for Ruby.
> 
> It consists of a (minor) patch to Ruby 1.6.5's eval.c and node.h, a C
> extension and some Ruby code. It's currently at a very experimental stage
> (you won't be able to run your favourite Ruby script with it) and can be
> 'used' in two ways:
> 
> - you can compile a very limited subset of Ruby to bytecode, and then run
> the bytecode. You can write methods (though they can't have arguments yet),
> use local variables, call methods implemented in C or bytecode and create
> while loops.
> 
> - you can write bytecode assembly language. This gives access to a few more
> facilities (methods can take arguments; blocks can be passed to bytecode
> methods; the bytecode methods can yield results) but is obviously a lot
> fiddlier than writing Ruby.

All right, I'll ask since nobody else has. :) What are the
possiblities of emitting Parrot code?


-- 
Alan Chen
Digikata LLC
http://digikata.com