glibc/glibc-i386-rwlock.patch
Jakub Jelinek 0f388ce868 2.6.90-1
2007-07-31 18:24:22 +00:00

99 lines
2.7 KiB
Diff

2007-07-30 Jakub Jelinek <jakub@redhat.com>
* sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedrdlock.S
(pthread_rwlock_timedrdlock): Copy futex retval to %esi rather than
%ecx.
* sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedwrlock.S
(pthread_rwlock_timedwrlock): Likewise.
* sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S
(__pthread_rwlock_unlock): Fix MUTEX != 0 args to __lll_*.
--- libc/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedrdlock.S.jj 2007-06-04 08:42:06.000000000 +0200
+++ libc/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedrdlock.S 2007-07-30 18:10:05.000000000 +0200
@@ -124,7 +124,7 @@ pthread_rwlock_timedrdlock:
leal READERS_WAKEUP(%ebp), %ebx
movl $SYS_futex, %eax
ENTER_KERNEL
- movl %eax, %ecx
+ movl %eax, %esi
17:
/* Reget the lock. */
@@ -139,7 +139,7 @@ pthread_rwlock_timedrdlock:
jnz 12f
13: subl $1, READERS_QUEUED(%ebp)
- cmpl $-ETIMEDOUT, %ecx
+ cmpl $-ETIMEDOUT, %esi
jne 2b
18: movl $ETIMEDOUT, %ecx
@@ -217,7 +217,7 @@ pthread_rwlock_timedrdlock:
call __lll_mutex_lock_wait
jmp 13b
-16: movl $-ETIMEDOUT, %ecx
+16: movl $-ETIMEDOUT, %esi
jmp 17b
19: movl $EINVAL, %ecx
--- libc/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedwrlock.S.jj 2007-06-04 08:42:06.000000000 +0200
+++ libc/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_timedwrlock.S 2007-07-30 18:10:59.000000000 +0200
@@ -122,7 +122,7 @@ pthread_rwlock_timedwrlock:
leal WRITERS_WAKEUP(%ebp), %ebx
movl $SYS_futex, %eax
ENTER_KERNEL
- movl %eax, %ecx
+ movl %eax, %esi
17:
/* Reget the lock. */
@@ -137,7 +137,7 @@ pthread_rwlock_timedwrlock:
jnz 12f
13: subl $1, WRITERS_QUEUED(%ebp)
- cmpl $-ETIMEDOUT, %ecx
+ cmpl $-ETIMEDOUT, %esi
jne 2b
18: movl $ETIMEDOUT, %ecx
@@ -210,7 +210,7 @@ pthread_rwlock_timedwrlock:
call __lll_mutex_lock_wait
jmp 13b
-16: movl $-ETIMEDOUT, %ecx
+16: movl $-ETIMEDOUT, %esi
jmp 17b
19: movl $EINVAL, %ecx
--- libc/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S.jj 2007-06-04 08:42:06.000000000 +0200
+++ libc/nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_rwlock_unlock.S 2007-07-30 18:19:01.000000000 +0200
@@ -117,7 +117,7 @@ __pthread_rwlock_unlock:
#if MUTEX == 0
movl %edi, %ecx
#else
- leal MUTEX(%edx), %ecx
+ leal MUTEX(%edi), %ecx
#endif
call __lll_mutex_lock_wait
jmp 2b
@@ -126,7 +126,7 @@ __pthread_rwlock_unlock:
#if MUTEX == 0
movl %edi, %eax
#else
- leal MUTEX(%edx), %eax
+ leal MUTEX(%edi), %eax
#endif
call __lll_mutex_unlock_wake
jmp 4b
@@ -135,7 +135,7 @@ __pthread_rwlock_unlock:
#if MUTEX == 0
movl %edi, %eax
#else
- leal MUTEX(%edx), %eax
+ leal MUTEX(%edi), %eax
#endif
call __lll_mutex_unlock_wake
jmp 8b