AA Troubles

Jonathan Crapuchettes jcrapuchettes at gmail.com
Wed May 11 10:49:48 PDT 2011


Wow! When is the next release planned? Is it worth my trying the beta?

dsimcha wrote:
> == Quote from Jonathan Crapuchettes (jcrapuchettes at gmail.com)'s article
>> 1. I will give you implementation a try.
>> 2. I have been compiling with 64-bit as I expect most of the programs I write
>> require more than 4GB of memory.
>> Thanks!
>
> Unfortunately RandAA doesn't work on 64-bit yet, though the reasons are just some
> minor details, not fundamental issues.  I didn't bother supporting it because last
> time I did a major update the 64-bit backend wasn't ready yet and I needed to find
> good linear congruential parameters for 64-bit.
>
> You might also be pleasantly surprised when the new release (currently in beta)
> comes out.  I've put a lot of optimization work into the garbage collector and
> depending on the allocation size, it's between 25% and 200x faster than the 2.052
> GC.  (See https://github.com/dsimcha/druntime/wiki/Druntime-GC-Optimization-Fork)


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