4d4a3834ee
- ld-show-auxv-colon.patch: elf: Fix missing colon in LD_SHOW_AUXV output (BZ #282539 - x86-string-control-test.patch: x86-64: Use testl to check __x86_string_control - pthread-kill-fail-after-exit.patch: nptl: pthread_kill, pthread_cancel should not fail after exit (BZ #19193) - pthread-kill-race-thread-exit.patch: nptl: Fix race between pthread_kill and thread exit (BZ #12889) - getcwd-attribute-access.patch: posix: Fix attribute access mode on getcwd (BZ #27476) - pthread-kill-return-esrch.patch: nptl: pthread_kill needs to return ESRCH for old programs (BZ #19193) - pthread-mutexattr-getrobust-np-type.patch: nptl: Fix type of pthread_mutexattr_getrobust_np, pthread_mutexattr_setrobust_np (BZ #28036) - setxid-deadlock-blocked-signals.patch: nptl: Avoid setxid deadlock with blocked signals in thread exit (BZ #28361) - pthread-kill-send-specific-thread.patch: nptl: pthread_kill must send signals to a specific thread (BZ #28407) - sysconf-nprocessors-affinity.patch: linux: Revert the use of sched_getaffinity on get_nproc (BZ #28310) - iconv-charmap-close-output.patch: renamed from icon-charmap-close-output.patch OBS-URL: https://build.opensuse.org/request/show/923222 OBS-URL: https://build.opensuse.org/package/show/Base:System/glibc?expand=0&rev=604
40 lines
1.5 KiB
Diff
40 lines
1.5 KiB
Diff
From f2413f2710d5d5cc884b413b83fcf8198e3717fa Mon Sep 17 00:00:00 2001
|
|
From: "H.J. Lu" <hjl.tools@gmail.com>
|
|
Date: Sat, 28 Aug 2021 06:10:38 -0700
|
|
Subject: [PATCH] x86-64: Use testl to check __x86_string_control
|
|
|
|
Use testl, instead of andl, to check __x86_string_control to avoid
|
|
updating __x86_string_control.
|
|
|
|
Reviewed-by: Carlos O'Donell <carlos@redhat.com>
|
|
(cherry picked from commit 3c8b9879cab6d41787bc5b14c1748f62fd6d0e5f)
|
|
---
|
|
sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S | 4 ++--
|
|
1 file changed, 2 insertions(+), 2 deletions(-)
|
|
|
|
diff --git a/sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S b/sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S
|
|
index 9f02624375..abde8438d4 100644
|
|
--- a/sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S
|
|
+++ b/sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S
|
|
@@ -325,7 +325,7 @@ L(movsb):
|
|
/* Avoid slow backward REP MOVSB. */
|
|
jb L(more_8x_vec_backward)
|
|
# if AVOID_SHORT_DISTANCE_REP_MOVSB
|
|
- andl $X86_STRING_CONTROL_AVOID_SHORT_DISTANCE_REP_MOVSB, __x86_string_control(%rip)
|
|
+ testl $X86_STRING_CONTROL_AVOID_SHORT_DISTANCE_REP_MOVSB, __x86_string_control(%rip)
|
|
jz 3f
|
|
movq %rdi, %rcx
|
|
subq %rsi, %rcx
|
|
@@ -333,7 +333,7 @@ L(movsb):
|
|
# endif
|
|
1:
|
|
# if AVOID_SHORT_DISTANCE_REP_MOVSB
|
|
- andl $X86_STRING_CONTROL_AVOID_SHORT_DISTANCE_REP_MOVSB, __x86_string_control(%rip)
|
|
+ testl $X86_STRING_CONTROL_AVOID_SHORT_DISTANCE_REP_MOVSB, __x86_string_control(%rip)
|
|
jz 3f
|
|
movq %rsi, %rcx
|
|
subq %rdi, %rcx
|
|
--
|
|
2.33.0
|
|
|