[OpenWrt-Devel] [PATCH] target: bump minimum CPU type to pentium-mmx

[Hauke Mehrtens]

On 7/9/20 2:21 PM, Nick Lowe wrote:
> Hi all,
> 
> Might it be better to compile for march i686 and mtune i686 instead of
> pentium-mmx for both targets these days? Are there any devices anybody
> uses that are not i686 compatible?
> 
> AMD's Geode processors offer full i686 features. (The NOPL instruction
> has not been erroneously generated by binutils/GAS for a decade, it used
> to be a historical issue due to a bug
> there: https://gcc.gnu.org/legacy-ml/gcc/2010-08/msg00194.html)
> 
> Cheers,
> 
> Nick

Hi,

My initial concern was that the commit message was not really clear to me.

I think we can drop support for everything which does not support i686
(Pentium pro) instruction set.

GCC compiler option documentation:
https://gcc.gnu.org/onlinedocs/gcc/x86-Options.html

Hauke

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