RFC: Primary architecture promotion requirements

[drago01]

On Thu, Mar 22, 2012 at 1:56 AM, Kevin Kofler <kevin.kofler at chello.at> wrote:
> drago01 wrote:
>> Those numbers look way better then Kevin's "50x slower without any
>> citation" ... thanks for getting this numbers.
>
> I'm surprised emulating ARM in QEMU is so much faster than qemu-system-
> x86_64
> (which was how I measured the 50 times).

Given that x86_64 is way more complex then ARM it is not *that* surprising.

>Are they really using QEMU
> for everything or are they actually using host or cross tools (and QEMU only
> for when the build process is trying to run a just built binary)?

The later i.e cross tools + user emulation for binaries.