On Fri, Apr 18, 2014 at 6:11 PM, Sébastien Bernard <[email protected]>wrote:

>
>  Doh, beat me to it by a minute. Yeah, you see what I mean. :)
>>
>> It would be platform suicide to drop 32-bit code generation. Like many
>> RISC architectures, switching to 64-bit is only done for apps that need it,
>> because it is not free and will not, in general, make apps faster. Anyone
>> who has worked on PPC, MIPS, SPARC, etc will be able to confirm this in a
>> heartbeat, and no doubt gcc-sparc maintainers are aware of this as well.
>>
>> Patrick
>>
>>  So this does not really help to understand why the switch to gcc-4.8
> didn't happened on the sparc architecture.
>

Because GCC maintainers have been saying for years, that they are unwilling
to support the weird use case of Debian sparc port, which has 64-bit kernel
but 32-bit userspace. I can find discussions about it going back as far as
2009:

https://lists.debian.org/debian-sparc/2009/08/msg00010.html

Another possibly relevant bit is that Aurelien Jarno started working on an
unofficial sparc64 port a while ago, but the current status of it is
unknown to me. See, for example

https://wiki.debian.org/Sparc64



>
> Cheers.
>
> Sébastien
>
>
>
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Jurij Smakov | [email protected] | Key ID: 43C30A7D

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