Subj : Re: SpiderMonkey on Mac/Codewarrior
To   : netscape.public.mozilla.jseng
From : Shanti Rao
Date : Sun Aug 15 2004 12:54 pm

Wow! 1-byte alignment works now!

Brendan Eich wrote:
> Shanti Rao wrote:
> 
>> The other thing you may want to do is set the byte alignment to 4. I 
>> think CW uses 8 by default. Don't use 1 or 2, though, because SM uses 
>> the 'shadow' bytes between memory blocks to do garbage collection.
> 
> 
> 
> No shadow bytes -- SpiderMonkey calls malloc with an overlarge amount as 
> needed, and aligns the return value to the required modulus.
> 
> What problems did you see with 1 or 2 byte alignment?  Was this recent, 
> or ages ago?
> 
> /be

.