[OpenBIOS] [RFC 2/3] ppc64: Switch to 64-bit cell size

[Segher Boessenkool]

>> To avoid some of the cell size vs. pointer size issues,
>> use 64-bit cells on ppc64. Suggested by Segher.
>>
>> This involves handling lack of 128-bit type and compiling
>> 64-bit libgcc parts, copied from sparc64.
>>
>> Hopefully fixes compilation on 64-bit host, too.
>
> I thought ppc64 OpenFirmware uses 32bit cells?

Apple's OF uses 32-bit cells.  Most other implementations use 64-bit 
cells.


Segher