Re: lua on ARM7

[bert <bestanf@...>]

Lisa Parratt <lisa@thecommune.org.uk> wrote:
>  bert wrote:
> > Hi All,
> >
> > Continuing on the LUA on ARM thread... I've been thinking how I could 
> > run a subset of LUA in under 32K, and fast enough for RT applications. 
> Never going to happen.
> > What if :
> >
> >     - we don't want to support the lua standard libraries
> >     - we don't support dynamic memory allocation and leave out the 
> > garbage collector (so we need a special keyword to alloc all memory at 
> > boot time)
> >     - we use int32 instead of float as number type
> >     - we don't support the local keyword or variables that were not 
> > explicitly allocated at boot time
> Why don't you add the following, while you're at it?
> - the ability to raise the dead
> - over unity power generation
>  facilities
> - faster than light travel
>
> Sorry, I'm afraid I can't do that because I don't have a glowy hippie outfit ...
>
>
>
> > what parts of the LUA source distribution would I need to run the VM 
> > on the ARM and what can I leave out? I looked in the lopcodes.h and 
> > lvm.c and didn't see special instructions for memory allocation .. but 
> > then I haven't thoroughly studied all of the LUA code.
> That's because it's such a fundamental property of Lua that it's 
> implemented at a lower more ubiquitous level.
>
> -- 
> Lisa

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