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| author | Ulrich Drepper <drepper@redhat.com> | 2004-12-22 20:10:10 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2004-12-22 20:10:10 +0000 |
| commit | a334319f6530564d22e775935d9c91663623a1b4 (patch) | |
| tree | b5877475619e4c938e98757d518bb1e9cbead751 /nptl/sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S | |
| parent | 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (diff) | |
| download | glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.gz glibc-a334319f6530564d22e775935d9c91663623a1b4.tar.xz glibc-a334319f6530564d22e775935d9c91663623a1b4.zip | |
(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.
Diffstat (limited to 'nptl/sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S')
| -rw-r--r-- | nptl/sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S index fa8125dd87..e1593f32ff 100644 --- a/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S +++ b/nptl/sysdeps/unix/sysv/linux/x86_64/pthread_barrier_wait.S @@ -1,4 +1,4 @@ -/* Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc. +/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. @@ -63,14 +63,9 @@ pthread_barrier_wait: /* Wait for the remaining threads. The call will return immediately if the CURR_EVENT memory has meanwhile been changed. */ -7: -#if FUTEX_WAIT == 0 - xorl %esi, %esi -#else - movl $FUTEX_WAIT, %esi -#endif +7: xorq %rsi, %rsi /* movq $FUTEX_WAIT, %rsi */ xorq %r10, %r10 -8: movl $SYS_futex, %eax +8: movq $SYS_futex, %rax syscall /* Don't return on spurious wakeups. The syscall does not change @@ -115,8 +110,8 @@ pthread_barrier_wait: /* Wake up all waiters. The count is a signed number in the kernel so 0x7fffffff is the highest value. */ movl $0x7fffffff, %edx - movl $FUTEX_WAKE, %esi - movl $SYS_futex, %eax + movq $FUTEX_WAKE, %rsi + movq $SYS_futex, %rax syscall /* Increment LEFT. If this brings the count back to the |