]> git.ipfire.org Git - thirdparty/glibc.git/commit
projects / thirdparty / glibc.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 5660ab1) | patch
x86-64: Require BMI2 for __strlen_evex and __strnlen_evex
authorH.J. Lu <hjl.tools@gmail.com>
Mon, 19 Apr 2021 14:07:21 +0000 (07:07 -0700)
committerH.J. Lu <hjl.tools@gmail.com>
Mon, 19 Apr 2021 14:51:33 +0000 (07:51 -0700)
commit55bf411b451c13f0fb7ff3d3bf9a820020b45df1
treecfaf9523b979c6b8ecaa270bcff496ba8acdbf93tree | snapshot
parent5660ab19f47c0bf267f23c631f43113a998eeb1bcommit | diff
x86-64: Require BMI2 for __strlen_evex and __strnlen_evex

Since __strlen_evex and __strnlen_evex added by

commit 1fd8c163a83d96ace1ff78fa6bac7aee084f6f77
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Fri Mar 5 06:24:52 2021 -0800

    x86-64: Add ifunc-avx2.h functions with 256-bit EVEX

use sarx:

c4 e2 6a f7 c0        sarx   %edx,%eax,%eax

require BMI2 for __strlen_evex and __strnlen_evex in ifunc-impl-list.c.
ifunc-avx2.h already requires BMI2 for EVEX implementation.
sysdeps/x86_64/multiarch/ifunc-impl-list.c diff | blob | blame | history
A mirror of the official glibc repository