[PATCH] arm: Prevent GCC from using VFP registers in code used during dynamic linking

Adhemerval Zanella Netto adhemerval.zanella@linaro.org
Tue May 12 19:05:01 GMT 2026



On 12/05/26 15:45, Florian Weimer wrote:
> * Adhemerval Zanella Netto:
> 
>> On 12/05/26 14:52, Joseph Myers wrote:
>>> Note that I reported a version of this issue in 2013 as bug 15792 (at that 
>>> time it was a bit more theoretical rather than observed to cause problems 
>>> in practice).  In that bug I thought _dl_runtime_profile needed fixing as 
>>> well.  (Since iWMMXt is long obsolete, the references to it in that bug 
>>> can probably be ignored.)
>>>
>>
>> I will fix _dl_runtime_profile as well. I don't think it is worth to add ifunc
>> variants for this; bindnow is being used more often than lazy-binding and
>> _dl_runtime_profile should be be a hotspot for LD_PROFILE runs.
> 
> The TLS trampoline probably needs fixing, too.  Sorry.
Do you mean 64c7e344289e ?


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