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Fix check for PI mutex in x86-64 pthread_cond_signal 

Register eax contains the syscall number, use a different one instead.
This commit is contained in:
Andreas Schwab 2009-08-10 08:10:11 -07:00 committed by Ulrich Drepper
parent efa0569d2b
commit ec4922395b
2 changed files with 9 additions and 3 deletions
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6
nptl/ChangeLog
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@ -1,3 +1,9 @@
2009-08-10 Andreas Schwab <schwab@redhat.com>
* sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S
(__pthread_cond_signal): Don't clobber register used for syscall
number.
2009-08-08 Ulrich Drepper <drepper@redhat.com>
* sysdeps/unix/sysv/linux/x86_64/sem_timedwait.S (sem_timedwait):

6
nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_signal.S
View File

@ -64,9 +64,9 @@ __pthread_cond_signal:
/* Get the address of the mutex used. */
movq dep_mutex(%r8), %rcx
movl MUTEX_KIND(%rcx), %eax
andl $(ROBUST_BIT|PI_BIT), %eax
cmpl $PI_BIT, %eax
movl MUTEX_KIND(%rcx), %r11d
andl $(ROBUST_BIT|PI_BIT), %r11d
cmpl $PI_BIT, %r11d
je 9f
#ifdef __ASSUME_PRIVATE_FUTEX