about summary refs log tree commit diff
path: root/sysdeps/unix/sysv/linux/hppa
diff options
context:
space:
mode:
authorNoah Goldstein <goldstein.w.n@gmail.com>2022-02-15 08:18:15 -0600
committerNoah Goldstein <goldstein.w.n@gmail.com>2022-02-17 15:43:05 -0600
commitc6272098323153db373f2986c67786ea8c85f1cf (patch)
treef0285e4cd04dfd97b6faaf4601034b7d37560bef /sysdeps/unix/sysv/linux/hppa
parentaa5a720056d37cf24924c138a3dbe6dace98e97c (diff)
downloadglibc-c6272098323153db373f2986c67786ea8c85f1cf.tar.gz
glibc-c6272098323153db373f2986c67786ea8c85f1cf.tar.xz
glibc-c6272098323153db373f2986c67786ea8c85f1cf.zip
x86: Fallback {str|wcs}cmp RTM in the ncmp overflow case [BZ #28896]
In the overflow fallback strncmp-avx2-rtm and wcsncmp-avx2-rtm would
call strcmp-avx2 and wcscmp-avx2 respectively. This would have
not checks around vzeroupper and would trigger spurious
aborts. This commit fixes that.

test-strcmp, test-strncmp, test-wcscmp, and test-wcsncmp all pass on
AVX2 machines with and without RTM.

Co-authored-by: H.J. Lu <hjl.tools@gmail.com>
Diffstat (limited to 'sysdeps/unix/sysv/linux/hppa')
0 files changed, 0 insertions, 0 deletions