diff options
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S index 0e82f890aa..1fcb07eaef 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_rwlock_wrlock.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -72,12 +72,8 @@ __pthread_rwlock_wrlock: jne 10f 11: addq $WRITERS_WAKEUP, %rdi -#if FUTEX_WAIT == 0 - xorl %esi, %esi -#else - movl $FUTEX_WAIT, %esi -#endif - movl $SYS_futex, %eax + movq %r10, %rsi /* movq $FUTEX_WAIT, %rsi */ + movq $SYS_futex, %rax syscall subq $WRITERS_WAKEUP, %rdi @@ -96,7 +92,7 @@ __pthread_rwlock_wrlock: 13: decl WRITERS_QUEUED(%rdi) jmp 2b -5: xorl %edx, %edx +5: xorq %rdx, %rdx movl %fs:TID, %eax movl %eax, WRITER(%rdi) 9: LOCK @@ -123,7 +119,7 @@ __pthread_rwlock_wrlock: 14: cmpl %fs:TID, %eax jne 3b - movl $EDEADLK, %edx + movq $EDEADLK, %rdx jmp 9b 6: |