[Context] [Dev-luatex] Luatex 0.42.0 (a snapshot release)

Taco Hoekwater taco at elvenkind.com
Sun Jul 19 12:26:44 CEST 2009


Hans Hagen wrote:
> Yue Wang wrote:
> 
>> In my humble opinion this is because TeX manages memory by it self...
>> and maybe a 64bit memory word of packed data uses twice of memory as
>> 32bits one.... I am not sure.
> 
> well, the fact that linux 64 bit runs much faster contradicts that
> 
> one thing that we observed is that the lua garbage collected performs 
> different on different platforms / architectures / cpu cache etc

Another way to get a speed penalty is when the exe 64-bit but some of
the libraries it (or the operating system) needs to use are 32-bit.

Best wishes,
Taco






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