Re: lua on ARM7

[Lisa Parratt <lisa@...>]

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

> 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