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2016-01-20 Paul Pluzhnikov <ppluzhnikov@google.com>

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[BZ #19490]
* sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S (pthread_cond_broadcast): Use ENTRY/END
* sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S (pthread_cond_signal): Likewise
* sysdeps/x86_64/nptl/pthread_spin_lock.S (pthread_spin_lock): Likewise
* sysdeps/x86_64/nptl/pthread_spin_trylock.S (pthread_spin_trylock): Likewise
* sysdeps/x86_64/nptl/pthread_spin_unlock.S (pthread_spin_unlock): Likewise
This commit is contained in:
Paul Pluzhnikov 2016-01-20 13:39:20 -08:00
parent dcb133b7a4
commit b274130206
6 changed files with 30 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
ChangeLog
View File

@ -1,3 +1,17 @@
2016-01-20 Paul Pluzhnikov <ppluzhnikov@google.com>
[BZ #19490]
* sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S
(pthread_cond_broadcast): Use ENTRY/END
* sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S
(pthread_cond_signal): Likewise
* sysdeps/x86_64/nptl/pthread_spin_lock.S (pthread_spin_lock):
Likewise
* sysdeps/x86_64/nptl/pthread_spin_trylock.S (pthread_spin_trylock):
Likewise
* sysdeps/x86_64/nptl/pthread_spin_unlock.S (pthread_spin_unlock):
Likewise
2016-01-20 Joseph Myers <joseph@codesourcery.com>
* sysdeps/ieee754/dbl-64/s_finite.c

8
sysdeps/unix/sysv/linux/x86_64/pthread_cond_broadcast.S
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@ -28,10 +28,7 @@
.text
/* int pthread_cond_broadcast (pthread_cond_t *cond) */
.globl __pthread_cond_broadcast
.type __pthread_cond_broadcast, @function
.align 16
__pthread_cond_broadcast:
ENTRY(__pthread_cond_broadcast)
LIBC_PROBE (cond_broadcast, 1, %rdi)
@ -174,6 +171,7 @@ __pthread_cond_broadcast:
movl $SYS_futex, %eax
syscall
jmp 10b
.size __pthread_cond_broadcast, .-__pthread_cond_broadcast
END(__pthread_cond_broadcast)
versioned_symbol (libpthread, __pthread_cond_broadcast, pthread_cond_broadcast,
GLIBC_2_3_2)

9
sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S
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@ -28,11 +28,7 @@
.text
/* int pthread_cond_signal (pthread_cond_t *cond) */
.globl __pthread_cond_signal
.type __pthread_cond_signal, @function
.align 16
__pthread_cond_signal:
ENTRY(__pthread_cond_signal)
LIBC_PROBE (cond_signal, 1, %rdi)
@ -159,6 +155,7 @@ __pthread_cond_signal:
cmovne %eax, %esi
callq __lll_unlock_wake
jmp 6b
.size __pthread_cond_signal, .-__pthread_cond_signal
END(__pthread_cond_signal)
versioned_symbol (libpthread, __pthread_cond_signal, pthread_cond_signal,
GLIBC_2_3_2)

8
sysdeps/x86_64/nptl/pthread_spin_lock.S
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@ -16,11 +16,9 @@
<http://www.gnu.org/licenses/>. */
#include <lowlevellock.h>
#include <sysdep.h>
.globl pthread_spin_lock
.type pthread_spin_lock,@function
.align 16
pthread_spin_lock:
ENTRY(pthread_spin_lock)
1: LOCK
decl 0(%rdi)
jne 2f
@ -33,4 +31,4 @@ pthread_spin_lock:
cmpl $0, 0(%rdi)
jg 1b
jmp 2b
.size pthread_spin_lock,.-pthread_spin_lock
END(pthread_spin_lock)

8
sysdeps/x86_64/nptl/pthread_spin_trylock.S
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@ -17,6 +17,7 @@
<http://www.gnu.org/licenses/>. */
#include <pthread-errnos.h>
#include <sysdep.h>
#ifdef UP
@ -25,10 +26,7 @@
# define LOCK lock
#endif
.globl pthread_spin_trylock
.type pthread_spin_trylock,@function
.align 16
pthread_spin_trylock:
ENTRY(pthread_spin_trylock)
movl $1, %eax
xorl %ecx, %ecx
LOCK
@ -36,4 +34,4 @@ pthread_spin_trylock:
movl $EBUSY, %eax
cmovel %ecx, %eax
retq
.size pthread_spin_trylock,.-pthread_spin_trylock
END(pthread_spin_trylock)

9
sysdeps/x86_64/nptl/pthread_spin_unlock.S
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@ -16,14 +16,13 @@
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
.globl pthread_spin_unlock
.type pthread_spin_unlock,@function
.align 16
pthread_spin_unlock:
#include <sysdep.h>
ENTRY(pthread_spin_unlock)
movl $1, (%rdi)
xorl %eax, %eax
retq
.size pthread_spin_unlock,.-pthread_spin_unlock
END(pthread_spin_unlock)
/* The implementation of pthread_spin_init is identical. */
.globl pthread_spin_init