]> git.ipfire.org Git - thirdparty/glibc.git/commit
ppc64le: Revert "powerpc : Add optimized memchr for POWER10" (Bug 33059)
authorCarlos O'Donell <carlos@redhat.com>
Wed, 11 Jun 2025 13:33:45 +0000 (09:33 -0400)
committerCarlos O'Donell <carlos@redhat.com>
Tue, 17 Jun 2025 11:26:23 +0000 (07:26 -0400)
commit3875045da55e3df9b2a05392504888b88cd68edb
treed729dec55687345cfaa933b30ce87f7fef68427b
parentc6240a11f7325031651e634309ca1a43a7484bd4
ppc64le: Revert "powerpc : Add optimized memchr for POWER10" (Bug 33059)

This reverts commit b9182c793caa05df5d697427c0538936e6396d4b

Reason for revert: Power10 memchr clobbers v20 vector register
(Bug 33059)

This is not a security issue, unlike CVE-2025-5745 and
CVE-2025-5702.

Tested on ppc64le without regression.

(cherry picked from commit a7877bb6685300f159fa095c9f50b22b112cddb8)
sysdeps/powerpc/powerpc64/le/power10/memchr.S [deleted file]
sysdeps/powerpc/powerpc64/multiarch/Makefile
sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c
sysdeps/powerpc/powerpc64/multiarch/memchr-power10.S [deleted file]
sysdeps/powerpc/powerpc64/multiarch/memchr.c