From: Phlip <phlip2005@...>
Date: 2007-08-18T04:41:44+09:00
Subject: Re: 8086 simulator in ruby

Vasil Vangelovski wrote:

> I'm thinking of writing a simulator for the intel 8086 processor in
> ruby. At first I'm interested in implementing basic instruction
> execution and memory access, no interrupts. The interface may later be
> implemented with Tk maybe even as an ajax application on rails. My buest
> guess is using metaprogramming for interpreting the  assembly
> instructions. I'm not wery experienced with design patterns, so I need
> some ideas on the levels of abstraction (the classes) i need to start
> with this. Any ideas?

Woo-hoo! Like Larry Wall said (he'd know), Real programmers can write
assembler in any language!

Try:

    cpu = CPU.new
    cpu.push 42
    cpu.shift :b

and away you go!

(Oh, and use Test Driven Development to write it all. I think that's
generally how Intel invents chips, too!)

-- 
 Phlip
 http://www.oreilly.com/catalog/9780596510657/
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