--emulated-tls explanation?

[Denis Feklushkin]

On Tuesday, 13 October 2020 at 09:59:40 UTC, Denis Feklushkin 
wrote:
> On Tuesday, 13 October 2020 at 09:32:07 UTC, Denis Feklushkin 
> wrote:
>> Hi!
>>
>> Can anyone explain what "--emulated-tls" actually do?
>>
>> It solves my problem with correct static variables placement 
>> on ARM Cortex M3, but I don't know why.
>
> Problem was:
>
> Without --emulated-tls static member variables sometimes(?) was 
> placed on same place.

I.e., compiler presumes that.