diff options
Diffstat (limited to 'sysdeps/x86_64/nptl/pthread_spin_unlock.S')
| -rw-r--r-- | sysdeps/x86_64/nptl/pthread_spin_unlock.S | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/sysdeps/x86_64/nptl/pthread_spin_unlock.S b/sysdeps/x86_64/nptl/pthread_spin_unlock.S new file mode 100644 index 0000000000..6cd4feaf2a --- /dev/null +++ b/sysdeps/x86_64/nptl/pthread_spin_unlock.S @@ -0,0 +1,30 @@ +/* Copyright (C) 2002-2014 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + 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: + movl $1, (%rdi) + xorl %eax, %eax + retq + .size pthread_spin_unlock,.-pthread_spin_unlock + + /* The implementation of pthread_spin_init is identical. */ + .globl pthread_spin_init +pthread_spin_init = pthread_spin_unlock |