>>
>> What kind of compiler would have a 32k limit for data on the stack???
>> The Amiga seemed to have this problem, but you could set some option
>> to increase the limit.
>
> I don't know why this limit exists on PowerPC machines, though, both
> Metroworks CodeWarrior and MPW (Free C/C++ Development environment by Apple)
> have this limit. Known by reports on other Japanese mailing list, MPW has
> critial bug obtaining large stack more than 32K. (We can compile, but it
> will not work.) I don't use MPW so I don't know this is truth or not.
>
PPC is (a bit) similar to 680x0:
_small data_: accessed with 16bit(r2) = smaller faster, offset is embedded into
the 32bit opcode, no additional mem access etc. (PowerOpen ABI)
_large data_: accessed with TOC hunk = larger, a bit slower
Regards
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