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x86: Expand the comment on when REP STOSB is used on memset
2024-02-13
Adhemerval Zanel
l
a
x86
:
Exp
a
nd th
e
comment
on whe
n
REP ST
O
SB is u
s
ed on
.
.
.
Reviewed-by: H.J. Lu <
hjl.tools@gmail.com
>
commit
|
commitdiff
|
tree
2024-02-13
A
dhem
e
rval Zane
l
la
x86: Do
n
ot p
r
efer ERMS for memset on Zen3+
Reviewed-by: H.J. Lu <
hjl.tools@gmail.com
>
commit
|
commitdiff
|
tree
2024-02-13
A
dhemerval
Zane
l
la
x8
6
:
F
ix
Zen3/Z
e
n4
ERMS sel
e
ction (BZ 30994)
Reviewed-by: H.J. Lu <
hjl.tools@gmail.com
>
commit
|
commitdiff
|
tree
2024-02-12
M
i
chael Jea
n
s
on
x86/cet: fix shadow sta
c
k
te
s
t
scripts
Reviewed-by: H.J. Lu <
hjl.tools@gmail.com
>
commit
|
commitdiff
|
tree
2024-02-12
H
.
J
.
L
u
test_p
r
inter
s
_common
.
py:
R
emove invalid escape sequence
commit
|
commitdiff
|
tree
2024-01-23
Xi Ruoyao
qsort: Fix
a
typo causin
g
unnecessary mallo
c
/
free
.
.
.
commit
|
commitdiff
|
tree
2024-01-16
H
.
J
.
Lu
NEWS:
Mention PL
T
r
ewrite on x86-64
commit
|
commitdiff
|
tree
2024-01-15
H
.
J
.
Lu
x86-64: Check if mprotec
t
wo
r
k
s
before rewriting PLT
commit
|
commitdiff
|
tree
2024-01-12
H
.
J
.
Lu
x
86-64
/
c
e
t:
M
ake CET feature check
specific to Linux
/
x86
commit
|
commitdiff
|
tree
2024-01-10
H
.
J
.
Lu
i
386
:
Remove CET support b
i
t
s
commit
|
commitdiff
|
tree
2024-01-10
H
.
J
.
Lu
x86-
6
4/cet: Move check-cet
.
a
w
k to x
8
6_64
commit
|
commitdiff
|
tree
2024-01-10
H
.
J
.
Lu
x
8
6-64/cet: Move dl-cet
.
[ch] to x
8
6_64
d
irectories
commit
|
commitdiff
|
tree
2024-01-10
H
.
J
.
L
u
x86: Mov
e
x86
-
6
4 shadow stac
k
startup codes
commit
|
commitdiff
|
tree
2024-01-09
H
.
J
.
Lu
Re
m
ove i
n
stalled header rule on $(
.
.
)include/%
.
h
commit
|
commitdiff
|
tree
2024-01-06
H
.
J
.
L
u
x32: H
a
ndle
displacemen
t
over
f
low in PLT rewrite [BZ
.
.
.
commit
|
commitdiff
|
tree
2024-01-05
H
.
J
.
Lu
elf: Add
ELF_DYNAMIC_AFT
E
R_RELOC to rewrite PLT
commit
|
commitdiff
|
tree
2024-01-04
H
.
J
.
Lu
x
86-64/c
e
t
: Check the restor
e
to
k
e
n in l
o
ngjmp
commit
|
commitdiff
|
tree
2024-01-04
H
.
J
.
Lu
i386: Ign
o
re
-
-enable
-
cet
commit
|
commitdiff
|
tree
2024-01-01
H
.
J
.
Lu
Ad
d
a
s
etjmp
/
l
ongjmp test between
u
s
er contexts
commit
|
commitdiff
|
tree
2024-01-01
H
.
J
.
Lu
x86/cet: Add -fcf-protection=non
e
before -f
c
f-prote
c
tion
.
.
.
commit
|
commitdiff
|
tree
2024-01-01
H
.
J
.
Lu
x86
/
cet: Run
s
o
me CET tests
w
ith shadow stack
commit
|
commitdiff
|
tree
2024-01-01
H
.
J
.
L
u
x86/cet: D
o
n't set
CET
act
i
v
e by default
commit
|
commitdiff
|
tree
2024-01-01
H
.
J
.
Lu
x86
/
cet: Ch
e
ck feature_1 in
T
C
B for a
c
tive I
B
T and
.
.
.
commit
|
commitdiff
|
tree
2024-01-01
H
.
J
.
Lu
x
86
/
c
et: Enable shadow stack
d
uring startup
commit
|
commitdiff
|
tree
2024-01-01
H
.
J
.
Lu
elf
:
A
lways
p
rovide
_
dl_g
e
t_d
l
_main_map in libc
.
a
commit
|
commitdiff
|
tree
2024-01-01
H
.
J
.
Lu
x
86/cet: Sync with
L
inu
x
kernel
6
.
6 shadow sta
c
k
interface
commit
|
commitdiff
|
tree
2023-12-22
H
.
J
.
L
u
x86-64: Fix the tcb fie
l
d loa
d
f
o
r x32 [BZ #31185]
commit
|
commitdiff
|
tree
2023-12-22
H
.
J
.
Lu
x
8
6-64:
Fix
t
he dtv
field load fo
r
x32 [BZ #31184]
commit
|
commitdiff
|
tree
2023-12-20
H
.
J
.
Lu
x86/cet: Don't di
s
able CET
if n
o
t single thre
a
ded
commit
|
commitdiff
|
tree
2023-12-20
H
.
J
.
Lu
x
8
6: Modularize sysdeps/x
8
6/dl-cet
.
c
commit
|
commitdiff
|
tree
2023-12-20
H
.
J
.
Lu
x
8
6
/
cet: Update tst-cet-vfork-1
commit
|
commitdiff
|
tree
2023-12-20
H
.
J
.
Lu
Fix elf: Do not duplicate the GLIBC_TUNABLES strin
g
commit
|
commitdiff
|
tree
2023-12-19
H
.
J
.
Lu
t
st-setc
o
nt
e
xt10
.
c: Unde
f
_FORTI
F
Y
_SOURCE
commit
|
commitdiff
|
tree
2023-12-19
H
.
J
.
Lu
F
ix
elf: Do
n
ot dupl
i
ca
t
e the
GLIBC_TUNABLES string
commit
|
commitdiff
|
tree
2023-12-19
H
.
J
.
Lu
x86/cet: Ch
e
ck
CPU_FEATURE_ACTIVE in p
e
rmissive mode
commit
|
commitdiff
|
tree
2023-12-19
H
.
J
.
Lu
x86/ce
t
: Check
l
e
g
acy s
h
adow sta
c
k
cod
e
in
.
in
i
t_arr
a
y
.
.
.
commit
|
commitdiff
|
tree
2023-12-19
H
.
J
.
Lu
x86/cet
:
Add tests for GLIBC_TUN
A
BLES=glibc
.
cp
u
.
hwc
a
ps
.
.
.
commit
|
commitdiff
|
tree
2023-12-19
H
.
J
.
Lu
x86/cet: Check CPU_F
E
AT
U
RE_ACTIVE
w
h
e
n CET is
d
isabled
commit
|
commitdiff
|
tree
2023-12-19
H
.
J
.
Lu
x86/cet: Check leg
a
cy sh
a
dow
s
tac
k
applications
commit
|
commitdiff
|
tree
2023-12-18
H
.
J
.
L
u
x86/cet: Don't assu
m
e th
a
t SHSTK imp
l
ies IBT
commit
|
commitdiff
|
tree
2023-12-17
H
.
J
.
L
u
x86/ce
t
: Che
c
k user_
s
hstk in
/proc/
c
p
uinfo
commit
|
commitdiff
|
tree
2023-12-16
H
.
J
.
L
u
Add a test fo
r
setjmp/
l
ongjmp
w
ithin us
e
r
c
onte
x
t
commit
|
commitdiff
|
tree
2023-12-16
H
.
J
.
Lu
Add
a test for longjmp from use
r
context
commit
|
commitdiff
|
tree
2023-12-11
H
.
J
.
Lu
x8
6
: Ch
e
ck PT_GNU_PROPERTY early
commit
|
commitdiff
|
tree
2023-12-11
H
.
J
.
Lu
s
y
sde
p
s/x
8
6/Ma
k
e
f
ile: Split a
n
d sort
tests
commit
|
commitdiff
|
tree
2023-08-29
H
.
J
.
L
u
x86: Check the lower byte o
f
EAX of CPU
I
D
l
eaf 2
[BZ
.
.
.
commit
|
commitdiff
|
tree
2023-08-21
H
.
J
.
Lu
x
8
6_64: Add
log1p with FMA
commit
|
commitdiff
|
tree
2023-08-14
H
.
J
.
Lu
x
86
_
6
4
:
A
dd
e
xpm1 with FMA
commit
|
commitdiff
|
tree
2023-08-11
H
.
J
.
L
u
x
8
6
_6
4
: Add log2
w
ith FMA
commit
|
commitdiff
|
tree
2023-08-10
H
.
J
.
Lu
x
86_64
:
Sort fpu/multiarch/Ma
k
e
f
ile
commit
|
commitdiff
|
tree
2023-07-27
H
.
J
.
Lu
<
sys/platform/x86
.
h>: Add APX s
u
pport
commit
|
commitdiff
|
tree
2023-06-30
H
.
J
.
Lu
l
d
.
so: Alwa
y
s use
MAP_CO
P
Y to ma
p
t
h
e fir
s
t s
e
gment
.
.
.
commit
|
commitdiff
|
tree
2023-06-01
H
.
J
.
Lu
x86-64: Use YMM regist
e
rs in mem
c
mpeq-e
v
ex
.
S
commit
|
commitdiff
|
tree
2023-04-28
H
.
J
.
Lu
__check_pf:
Add
a cancell
a
tion cleanup handler
[
BZ
.
.
.
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
L
u
<sys/pl
a
tform/x86
.
h>:
Add PREFETCHI suppor
t
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<sys/
p
latform/x86
.
h
>
: A
d
d AMX-COMPLEX suppor
t
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
L
u
<
s
ys/pl
a
tform/x8
6
.
h>: Add AVX-NE-
C
ONVER
T
su
p
po
r
t
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<s
y
s/pl
a
tform/x86
.
h>:
A
dd A
V
X
-
VNNI-INT8 support
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<sys/platform/x86
.
h
>: Add
MSR
L
IST sup
p
ort
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<sys/
p
latform/x8
6
.
h>
:
Add AVX-IFMA su
p
port
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<sys/platform/x86
.
h>: A
d
d AMX-FP16
support
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<
sys/
p
latform/x86
.
h>: Add WRMS
R
NS
s
upport
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<sys/platform/x86
.
h>: Add
ArchPerfmonExt s
u
pport
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<sys/platform/x86
.
h>
:
Add C
M
PCCXADD s
u
pport
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<
s
y
s/pla
t
fo
r
m/x86
.
h>:
A
dd LASS support
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<sys/platfo
r
m/x86
.
h>: Add RAO-
I
NT sup
p
ort
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<sys/p
l
atform/x86
.
h>: Add LBR
s
upport
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<sys/pla
t
form/x86
.
h>:
A
d
d RTM_FORCE_ABORT s
u
pport
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
L
u
<sys/platfor
m
/x
8
6
.
h
>
: Add SGX-KEYS
s
upp
o
rt
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<
sys/plat
f
orm/
x
86
.
h>
:
Add BUS_
L
O
C
K
_
DETECT s
u
ppor
t
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
L
u
<sy
s
/pl
a
tfo
r
m/x8
6
.
h>
:
Ad
d
LA57
suppo
r
t
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
platfo
r
m
.
te
x
i: Move L
A
M aft
e
r LAHF64_SAHF64
commit
|
commitdiff
|
tree
2023-04-05
H
.
J
.
Lu
<
bits/platform/x86
.
h
>
: Re
n
ame to
x
8
6_cpu_INDEX_7_
E
CX_15
commit
|
commitdiff
|
tree
2023-04-03
H
.
J
.
L
u
x8
6
: S
e
t FSGSBASE to a
c
tive if enable
d
by ke
r
nel
commit
|
commitdiff
|
tree
2023-02-27
H
.
J
.
Lu
x86_64:
Up
d
ate
l
ibm
test ulps
commit
|
commitdiff
|
tree
2023-02-23
H
.
J
.
Lu
tunables
.
texi
:
Change \
c
ode{1} to @code{1}
commit
|
commitdiff
|
tree
2023-02-23
H
.
J
.
Lu
x86-64: Add glibc
.
cpu
.
prefer_map
_
32bit_e
x
ec [BZ #28
6
56]
commit
|
commitdiff
|
tree
2023-01-03
H
.
J
.
Lu
x86: Check minim
u
m/maximum o
f
non
_
t
e
m
poral_thresh
o
ld
.
.
.
commit
|
commitdiff
|
tree
2022-12-02
H
.
J
.
Lu
x86-64 strncpy:
Properly
h
andle
t
h
e le
n
gth par
a
meter
.
.
.
commit
|
commitdiff
|
tree
2022-12-02
H
.
J
.
Lu
x8
6
-64 strnca
t
: Properly handle the length par
a
meter
.
.
.
commit
|
commitdiff
|
tree
2022-10-31
H
.
J
.
Lu
elf: Buil
d
tst-relr-mod[34]a
.
so wit
h
$(LDFLAG
S
-rpath
.
.
.
commit
|
commitdiff
|
tree
2022-07-08
H
.
J
.
Lu
x86-64: Remove redu
n
dant strcspn-generic/strpbrk-ge
n
eric
.
.
.
commit
|
commitdiff
|
tree
2022-07-07
H
.
J
.
Lu
x86-64: D
o
n't mar
k
symb
o
ls
a
s
hidd
e
n in
strc
m
p-XXX
.
S
commit
|
commitdiff
|
tree
2022-06-27
H
.
J
.
Lu
x
8
6-64:
O
nly de
f
ine used SSE/AV
X
/AVX512 run-time reso
l
vers
commit
|
commitdiff
|
tree
2022-06-27
H
.
J
.
Lu
x86: Move
C
P
U
_FEATURE{
S
}_
{
USABLE|AR
C
H}
_
P to isa-level
.
h
commit
|
commitdiff
|
tree
2022-06-17
H
.
J
.
L
u
elf: Silence G
C
C
11/12 false positive warning
commit
|
commitdiff
|
tree
2022-06-07
Ra
g
huveer Dev
u
l
a
palli
x86_64:
A
dd strst
r
f
u
nct
i
o
n
with 512-bit EVEX
Reviewed-by: H.J. Lu <
hjl.tools@gmail.com
>
commit
|
commitdiff
|
tree
2022-06-03
H
.
J
.
Lu
string
.
h: Fix boole
a
n
s
pelling i
n
comments
commit
|
commitdiff
|
tree
2022-05-26
H
.
J
.
L
u
x
8
6-6
4
: I
g
no
r
e r_addend for R_X86_6
4
_GLOB_DAT/R_X86_64_JUMP_SLO
T
commit
|
commitdiff
|
tree
2022-05-18
H
.
J
.
L
u
Enable DT_RELR in glib
c
s
h
ared
libraries
a
nd
P
IE
s
automatically
commit
|
commitdiff
|
tree
2022-05-09
Wangyan
g
Guo
nptl: Add backo
f
f mechanism to spinl
o
ck loo
p
Reviewed-by: H.J. Lu <
hjl.tools@gmail.com
>
commit
|
commitdiff
|
tree
2022-04-27
W
a
ng
y
ang Guo
b
e
n
chtests: Add pt
h
re
a
d-mutex-
l
ocks
b
ench
commit
|
commitdiff
|
tree
2022-04-26
H
.
J
.
Lu
NEWS: Mention DT_RELR support
commit
|
commitdiff
|
tree
2022-04-26
H
.
J
.
Lu
e
lf:
Add
m
ore
D
T_
R
ELR tests
commit
|
commitdiff
|
tree
2022-04-26
H
.
J
.
L
u
elf:
Properly h
a
ndle zer
o
DT
_
RELA/
D
T_REL val
u
es
commit
|
commitdiff
|
tree
2022-04-26
Fangrui Song
elf: S
u
pport DT_RELR relat
i
ve relocati
o
n f
o
r
mat
[
B
Z
.
.
.
commit
|
commitdiff
|
tree
2022-04-26
H
.
J
.
Lu
Add GLIBC_ABI_DT_RE
L
R for DT_RE
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R support
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2022-04-26
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: Define DT_RE
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ypes
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2022-04-22
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86-64: Fix SSE2 me
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E3 memmove for x32
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2022-03-16
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benchtests:
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e "=" instead
of ":=" [BZ #28970]
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