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Another minor optimization of x86-64 pthread_cond_wait.
2009-08-08
Ulrich Drepper
An
o
ther m
i
n
o
r optimiz
a
tio
n
of
x86-6
4
pt
h
read
_
cond_wait
.
commit
|
commitdiff
|
tree
2009-08-08
Ulrich Dr
e
pper
Move
S
S
E
4
.
2 fun
c
tions tog
e
th
e
r
.
commit
|
commitdiff
|
tree
2009-08-08
Ulrich Drepper
Add
so
m
e news items
.
commit
|
commitdiff
|
tree
2009-08-08
Ulrich
Drepper
A
dd SSSE3-
o
p
t
imized
i
mplementa
t
i
o
n
of
s
t
r{,n}cmp for
.
.
.
commit
|
commitdiff
|
tree
2009-08-08
Ulr
i
ch Drepper
Small optimizations to cancellable x8
6
-64 code
.
commit
|
commitdiff
|
tree
2009-08-07
Ulrich Drepper
Av
o
id w
a
rning through f
a
k
e
initializa
t
ion
.
commit
|
commitdiff
|
tree
2009-08-07
U
l
ri
c
h
D
r
epper
Fix whitespace
i
n last p
a
tch
.
commit
|
commitdiff
|
tree
2009-08-07
H
.
J
.
Lu
Add
t
he missing "
;
\"
.
commit
|
commitdiff
|
tree
2009-08-07
A
ndr
e
as Sch
w
ab
Fi
x
expanding STB_
G
NU_UNIQUE hash
tabl
e
.
commit
|
commitdiff
|
tree
2009-08-07
Ulrich Drepper
F
ix w
h
itespaces in
l
ast checkin
.
commit
|
commitdiff
|
tree
2009-08-07
H
.
J
.
Lu
Pr
o
perly count number of logical pr
o
cessors
o
n Intel
.
.
.
commit
|
commitdiff
|
tree
2009-08-05
Ulrich Drepper
Add x86
SSE strlen
.
commit
|
commitdiff
|
tree
2009-08-04
H
.
J
.
Lu
Add x86 32-b
i
t
S
SE4
.
2 string functions
.
commit
|
commitdiff
|
tree
2009-08-04
Ulr
i
ch Drepper
Optim
i
z
e
x86-
6
4 sysca
l
l c
a
ncellation han
d
li
n
g
.
commit
|
commitdiff
|
tree
2009-08-03
Ulrich Drepper
R
emove leftover code from
L
i
nu
x
/x86 ____l
o
n
gjmp_chk
.
commit
|
commitdiff
|
tree
2009-08-02
Ulrich Drep
p
er
x
8
6
/x
8
6-64 now n
e
e
d
s <cpuid
.
h>
f
rom gcc
.
commit
|
commitdiff
|
tree
2009-08-01
Ulrich D
r
e
p
p
er
Remo
v
e l
a
s
t trace
of bounde
d
pointe
r
handli
n
g from
.
.
.
commit
|
commitdiff
|
tree
2009-08-01
Ulrich Drepper
Ma
c
ro
c
leanup
.
commit
|
commitdiff
|
tree
2009-08-01
Ulrich Drepper
M
e
r
ge branch 'master' of fil
e
:
/
/
/
net/mywar
e
66/home
.
.
.
commit
|
commitdiff
|
tree
2009-08-01
Ulrich Drep
p
er
Rege
n
erated
.
commit
|
commitdiff
|
tree
2009-08-01
Ulri
c
h Dr
e
p
per
Optimize x86 a
n
d
x86-
6
4
_
___longjmp_chk
for Linux
.
commit
|
commitdiff
|
tree
2009-07-31
Ulrich Dr
e
pper
F
ix ____longjmp_chk on
x86-64
.
commit
|
commitdiff
|
tree
2009-07-31
H
.
J
.
Lu
Suppo
r
t multiarch for i68
6
.
commit
|
commitdiff
|
tree
2009-07-31
Jakub Jel
i
nek
F
ix
obstack* on
i
?86
commit
|
commitdiff
|
tree
2009-07-31
Ulrich Dre
p
per
Re
m
ov
e
CHEC_ESP handlin
g
f
r
om i386
_
_longjm
p
.
commit
|
commitdiff
|
tree
2009-07-31
U
l
rich Drepper
Whitespace
c
leanup
.
commit
|
commitdiff
|
tree
2009-07-31
Ul
r
ich Drepper
Add sigstack handling to L
i
n
ux ____longjmp_c
h
k on
i
386
.
commit
|
commitdiff
|
tree
2009-07-31
Ulrich Drepper
_
_
__longjmp_
c
hk is now OS-spec
i
fi
c
.
commit
|
commitdiff
|
tree
2009-07-31
U
l
r
ich Drepper
Change code a
bit t
o
c
o
rrect
C
FI
.
commit
|
commitdiff
|
tree
2009-07-31
Ul
r
ich Drepper
Optimize ____longjmp_ch
k
for x86-64 a bit
.
commit
|
commitdiff
|
tree
2009-07-31
Ulrich Drepper
Add CFLAGS definit
i
on missing from last
patc
h
.
commit
|
commitdiff
|
tree
2009-07-31
Ulrich Drepper
A
dd
t
est
c
a
se for ____longjmp_
c
hk vs si
g
n
a
l st
a
cks
.
commit
|
commitdiff
|
tree
2009-07-31
U
l
rich Drepper
Fix x86-6
4
____longj
m
p_chk to handle
s
ignal stacks
.
commit
|
commitdiff
|
tree
2009-07-30
Ulrich Drepp
e
r
Sto
p
b
a
cktrace when
we ma
k
e no more progr
e
ss
.
commit
|
commitdiff
|
tree
2009-07-29
Ulrich D
r
epper
Add sup
p
ort fo
r
x86-6
4
fma instruction
.
commit
|
commitdiff
|
tree
2009-07-29
Ulrich Drepper
Prepar
e
u
se if
I
FUNC functions outside li
b
c
.
so
.
commit
|
commitdiff
|
tree
2009-07-29
Ulrich Drepper
Fix x8
6
-64 TCB
al
i
g
n
men
t
for future pr
o
ces
s
or versions
.
commit
|
commitdiff
|
tree
2009-07-29
U
l
rich
Drep
p
er
Impr
o
v
e
C
F
I
i
n
x86-64 l
d
.
so trampoline c
o
d
e
.
commit
|
commitdiff
|
tree
2009-07-29
H
.
J
.
L
u
P
roperly r
e
st
o
re A
V
X registers on x86-64
.
commit
|
commitdiff
|
tree
2009-07-29
U
l
rich Drepper
Preserve S
S
E register
s
in runt
i
me relocations on x86-64
.
commit
|
commitdiff
|
tree
2009-07-29
Ulrich D
r
ep
p
er
Fix book
k
e
epin
g
of st
a
ti
c
T
L
S block for TLS_TCB_A
T
_
T
P
.
.
.
commit
|
commitdiff
|
tree
2009-07-28
U
lrich
D
re
p
per
Fix boo
k
k
eeping
i
n mutex when using req
u
e
u
e_pi
.
commit
|
commitdiff
|
tree
2009-07-27
Ulrich Dre
p
p
er
pthread_mut
e
x_un
l
ock needs to use _rel semantics for
.
.
.
commit
|
commitdiff
|
tree
2009-07-27
Ulrich Drepper
Revert "Memory order
i
ng in pthread_mutex_{
,
timed
}
lo
c
k
.
"
commit
|
commitdiff
|
tree
2009-07-27
Ulrich Drepper
Refine test
i
ng for xmm/ymm r
e
gi
s
ter us
e
in x8
6
-64
ld
.
so
.
commit
|
commitdiff
|
tree
2009-07-27
Ulrich Drepp
e
r
Bre
a
k
o
ut _dl_scope_free
into its
own fil
e
.
commit
|
commitdiff
|
tree
2009-07-27
Adam Tkac
Defi
n
e a
n
d implemen
t
RES_USE_D
N
SSEC option in res
o
l
v
er
.
commit
|
commitdiff
|
tree
2009-07-27
Jaku
b
Jeli
n
e
k
Fix STB_GNU_UNIQUE handlin
g
for
> 30 unique sym
b
ols
.
commit
|
commitdiff
|
tree
2009-07-27
U
lrich Drepper
No need for special strcmp fo
r
rtld
.
commit
|
commitdiff
|
tree
2009-07-26
Ulrich Drepper
Mak
e
sure n
o
cod
e
in ld
.
s
o
u
ses xmm/ymm
registers on
.
.
.
commit
|
commitdiff
|
tree
2009-07-26
Ulrich Drepper
Add mi
s
sing Chan
g
eLog entry for
la
s
t checkin
.
commit
|
commitdiff
|
tree
2009-07-26
H
.
J
.
L
u
Add SS
E
2
s
u
pport to str{,n}cmp
f
or x86-64
.
commit
|
commitdiff
|
tree
2009-07-26
Ulr
i
ch Dre
p
per
Memo
r
y orderi
n
g in pthre
a
d_mu
t
ex_{,time
d
}lock
.
commit
|
commitdiff
|
tree
2009-07-26
Ulrich Drepper
Comp
a
t
i
bility of signalfd/eventfd w
i
th older
ke
r
n
els
.
commit
|
commitdiff
|
tree
2009-07-26
U
l
rich Drepper
Handle S
E
RVFAI
L
, NOTIM
P
,
REFUSED
re
p
li
e
s fr
o
m DN
S
server
.
.
.
commit
|
commitdiff
|
tree
2009-07-26
Ulrich Drepper
Define NT_GNU_
G
OLD_VERSION
.
commit
|
commitdiff
|
tree
2009-07-26
H
.
J
.
Lu
Some some o
p
timizati
o
ns for x8
6
-64 strc
m
p
.
commit
|
commitdiff
|
tree
2009-07-25
Ulrich D
r
epp
e
r
Handle
missing NSS m
o
dule
s
and those without call
b
ac
k
s
.
commit
|
commitdiff
|
tree
2009-07-25
Ulri
c
h Drepper
Optimize x86-64
SSE4
.
2 strcmp
.
commit
|
commitdiff
|
tree
2009-07-24
Ulrich Drepper
Don't au
t
omatically u
s
e /lib
/
modules/* h
e
aders
.
commit
|
commitdiff
|
tree
2009-07-24
Ulrich Drep
p
er
More white space fixes
.
commit
|
commitdiff
|
tree
2009-07-24
Ulrich
D
r
e
pper
White space fixes in last checki
n
.
commit
|
commitdiff
|
tree
2009-07-24
An
d
r
e
as Krebbel
S/390: Hardwar
e
i
co
n
v modules
.
commit
|
commitdiff
|
tree
2009-07-24
Ulr
i
ch
D
repper
Check
f
o
r
.
cfi
_
{pers
o
nality,lsda} o
n
x8
6
-
64
.
commit
|
commitdiff
|
tree
2009-07-23
Ulrich Drepper
Fix pt
h
rea
d
_
c
ond_
t
ime
d
wait error handling on old ker
n
els
.
commit
|
commitdiff
|
tree
2009-07-23
Ulr
i
ch Drepper
Avoid cpuid instruc
t
i
ons in
c
ache info disc
o
v
ery
.
commit
|
commitdiff
|
tree
2009-07-23
U
l
rich
Drepper
A
d
d mo
r
e
cache descript
o
rs for L3 caches on x86 and
.
.
.
commit
|
commitdiff
|
tree
2009-07-23
Ulrich Drepper
Perform test for A
r
om x86
-
64 in centr
a
l
place and
handle it
.
commit
|
commitdiff
|
tree
2009-07-23
Ulri
c
h Drep
p
er
Avoid w
a
rnings in test c
a
ses
.
commit
|
commitdiff
|
tree
2009-07-23
Duncan Simp
s
on
Make
i
nc
l
u
d
e/u
n
i
s
td
.
h suitable for
C++ test cases
.
commit
|
commitdiff
|
tree
2009-07-23
Ulrich Drepp
e
r
P
r
e
serve stack alignme
n
t
i
n
i
386 makecontext
.
commit
|
commitdiff
|
tree
2009-07-23
Ulrich Drepper
M
i
n
o
r optimiz
a
tion of unloading p
r
ev
e
nt
i
on patch
.
commit
|
commitdiff
|
tree
2009-07-23
U
l
rich
D
r
e
pp
e
r
Fix comment
.
commit
|
commitdiff
|
tree
2009-07-23
Ulrich Drepper
Some
m
ore fixes
f
or the unique
symb
o
l handling
.
commit
|
commitdiff
|
tree
2009-07-23
Ulrich Drepper
Hand
l
e
u
nloading
o
f D
S
O with a
unique symbol
d
efinition
.
commit
|
commitdiff
|
tree
2009-07-21
Ulrich D
r
epper
Add 2
.
11 news
i
t
em
s
.
commit
|
commitdiff
|
tree
2009-07-21
Ulri
c
h Drepper
Minor cleanups in x86-64
s
trstr
.
commit
|
commitdiff
|
tree
2009-07-21
Ulrich
Drep
p
e
r
Be
t
ter che
c
k for
optim
i
zation in new x86-64
s
trstr
.
.
.
commit
|
commitdiff
|
tree
2009-07-21
H
.
J
.
Lu
SSE4
.
2 strstr/str
c
ase
s
t
r
for
x86-64
.
commit
|
commitdiff
|
tree
2009-07-21
U
lrich Drepper
Use co
r
rect index f
o
r
_NL_CTYPE_NONASCI
I
_CA
S
E
.
commit
|
commitdiff
|
tree
2009-07-21
Ulri
c
h Dreppe
r
Check generated locale for non-ASCII 8
-
bit characte
r
s
.
.
.
commit
|
commitdiff
|
tree
2009-07-20
Ulrich D
r
epper
Minor o
p
timizations of last x
8
6
-
64 condvar changes
.
commit
|
commitdiff
|
tree
2009-07-20
U
lri
c
h Drepper
Supp
o
rt
r
equeu
e
ing for condva
r
s using P
I
mutex
.
x86
.
.
.
commit
|
commitdiff
|
tree
2009-07-19
Ulrich
D
repper
Mak
e
x
8
6
-64 pthread_con
d
_timedwait more
robust
.
commit
|
commitdiff
|
tree
2009-07-19
Ulrich Drepper
Exten
d
x86-
6
4 __lll_ro
b
u
st_ti
m
e
d
lock_wait to u
s
e
fut
e
x
.
.
.
commit
|
commitdiff
|
tree
2009-07-19
Ulrich Dr
e
pper
Add mor
e
sem_
t
imedwai
t
tests
.
commit
|
commitdiff
|
tree
2009-07-19
Ulr
i
ch
D
re
p
per
Ext
e
nd x
8
6
-
64 p
t
hread_rwlock
_
time
d
rdlock to u
s
e
fut
e
x
.
.
.
commit
|
commitdiff
|
tree
2009-07-19
U
lrich Drepper
Pret
t
y
pri
n
ting last change
.
commit
|
commitdiff
|
tree
2009-07-19
Ulrich Dr
e
pper
E
xtend x86-
6
4
p
thread_rwlock_timedwrlock to u
s
e futex
.
.
.
commit
|
commitdiff
|
tree
2009-07-18
U
lr
i
ch Drepp
e
r
Remove le
f
tove
r
c
f
i
.
commit
|
commitdiff
|
tree
2009-07-18
U
l
r
i
c
h D
r
epper
Extend pthr
e
ad_cond_timedwait tests
.
commit
|
commitdiff
|
tree
2009-07-18
Ulrich Dr
e
p
p
er
E
x
t
e
nd x86-6
4
pth
r
ea
d
_cond_tim
e
dwait to
u
se futex syscall
.
.
.
commit
|
commitdiff
|
tree
2009-07-18
U
l
r
i
ch D
r
e
p
p
e
r
Optimize x86-64
p
th
r
ead_
c
o
n
d
_timedwait
.
commit
|
commitdiff
|
tree
2009-07-18
Ulri
c
h Drepper
Optimize
x
86-64
p
thread
_
cond_wa
i
t
.
commit
|
commitdiff
|
tree
2009-07-18
Ulrich Dreppe
r
E
xten
d
x86-64 sem_timedwait to u
s
e
futex s
y
scall
with
.
.
.
commit
|
commitdiff
|
tree
2009-07-17
Ulrich Drepper
Consistentl
y
u
s
e symb
o
lic constants
.
commit
|
commitdiff
|
tree
2009-07-17
U
lr
i
ch Drepper
Replace h
a
nd-co
d
ed
unwind ta
b
le
s
from x86-64 sem_t
i
medwait
.
commit
|
commitdiff
|
tree
2009-07-17
Ulrich Drepp
e
r
Optimize x8
6
-64
s
em_wa
i
t for uncontested semaph
o
re
.
commit
|
commitdiff
|
tree
2009-07-17
Ulrich Drepper
R
epl
a
c
e
hand-coded unwind tables
f
r
om x8
6
-64
sem_wait
.
commit
|
commitdiff
|
tree
2009-07-17
Ulrich Dr
e
pper
Replace hand-cod
e
d
unwind tables fro
m
x86-64 pthread_once
.
commit
|
commitdiff
|
tree
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