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

Andreas Färber andreas.faerber at web.de
Sat May 28 13:48:33 CEST 2011

Am 28.05.2011 um 13:42 schrieb Alexander Graf:

> On 28.05.2011, at 13:37, Andreas Färber wrote:
>> 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?

That's what I thought, too... but Segher said otherwise in January,  
and Tarl said the internal cell size (that I'm trying to change here)  
were different from the guest-visible 32-bit cell size. Through the  
use of prog_arg_t the CIF is supposed to remain 32-bit.


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