Unique all characters?

nicolas cellier ncellier at ifrance.com
Tue Jan 29 22:11:21 UTC 2008


Andreas Raab a écrit :
> nicolas cellier wrote:
>> But we do not need to reserve two tag bits for every case:
>>
>> xxx..xxx1 is a SmallInteger on 31 bits
>> xxx..xx10 is a Character
>> xxx..xx00 is an OOP
>>
>> This does not put pressure on integer
> 
> You may want to read this post:
> 
> http://lists.squeakfoundation.org/pipermail/vm-dev/2006-January/000429.html

Yes thanks

> 
> It outlines a similar approach except that it adds 64 immediate classes 
> instead of one and in return reduces the number of available bits to 24 
> (which makes for nice 1x24, 2x12, 3x8, 4x6 usage patterns in characters, 
> immediate points, short colors etc)
> 
> Cheers,
>   - Andreas
> 
> 




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