Re: [Squeak-VMdev] Versiojn 4 changes

[Ian P. <ian...@in...>]

On 07 Apr 2004, at 01:27, Tim Rowledge wrote:

> In message <F8D...@in...>
>           Ian Piumarta <ian...@in...> wrote:
>>
>> I've never met one of these (outside of 32-bit address spaces).
>
> Windows, Mac and *nix are not the only systems around

Oh, just go install NetBSD on your ARM and never look back.  ;)

> and even if they
> were the chances of none of them ever changing to use top-bit-set
> memory addresses seems zero.

I had accidentally slipped into 64-bit mode.  (The clue was inside the 
parentheses.)

Besides, with a little healthy abstraction here and there, the tag 
bit(s) can go anywhere the target wants them the most...

Ian