Re: Embedded ARM (arm7) porting status?

[Asko Kauppi <askok@...>]

It does vary a lot, based on your Lua code and system libraries  
used.  Then again, if one is thinking of 33% more battery life, it  
actually sounds like a lot to me.

-asko


Rob Kendrick kirjoitti 16.1.2008 kello 20:39:

> On Wed, 2008-01-16 at 19:36 +0200, Asko Kauppi wrote:
> > Though most people would take this as self-evident, please check out
> > the LNUM patch to allow faster processing (about 33% but varies
> > greatly) on ARM7 platform.
>
> I'm surprised it's such a small advantage: but then most of my ARM
> experience comes from machines that have a floating-point instruction
> emulator rather than using softfloat, so FP operations are extremely
> expensive.
>
> I should try firing your patch up on a RISC OS box and do some  
> timings.
>
> B.