[fpc-devel] Re: help with softfloat for arm big endian crosscompiler

Florian Klaempfl florian at freepascal.org
Thu Dec 14 11:02:46 CET 2006


Micha Nelissen schrieb:
> Terry Kemp wrote:
>> Digest mode... forgive the de-threading.
>>
>> I am using a Linksys NSLU2. The NSLU2 is based on an Intel XScale IXP420
>> processor, clocked at 266MHz.The device has 32MB of SDRAM, 8MB of NOR
>> Flash, built-in 10/100 (not yet supported in litte-endian mode), and
>> dual USB 2.0 ports. The Linksys firmware, bootloader, kernel,
>> proprietary ethernet drivers are big endian. There is a debian LE OS but
>> I will lose the ethernet port.  
> 
> Just an idea: is it possible for your code to use fixed point
> arithmetic, thereby avoiding the need for floating point entirely ?
> 
> I'm not sure if it's possible to use an external softfloat library from
> within fpc (this seems to be your question).

Enabling the softfpu unit for linux shouldn't be that hard. But it needs
somebody who has access to such a system :)



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