Re: future of the libc6.1-alphaev67 package

Hello!

On 8/24/21 10:59 PM, Aurelien Jarno wrote:
> With the removal of the libc6-xen package in glibc 2.32, the only
> package still using the hwcap infrastructure is libc6.1-alphaev67.  The
> hwcap infrastructure consists in upstream support for looking for
> libraries in the hwcap directories, plus Debian specific patches to
> support disabling hwcap with the /etc/ld.so.nohwcap, plus some mechanism
> in the maintainer scripts to disable hwcap support until all libc6
> packages are configured.
> 
> The various optimized packages have been replaced with time by other
> mechanisms such as indirect function support (IFUNC), or runtime atomic
> selection in GCC (-moutline-atomics).

Isn't this type of architecture optimization support currently seeing a
revival due to many distributions looking into providing optimized x86_64
variants? [1]

Adrian

> [1] https://www.phoronix.com/scan.php?page=news_item&px=Fedora-2021-x86_64-Level