From c68d0fa2d88fc2134a38d99e7e944828384a7671 Mon Sep 17 00:00:00 2001 From: Austin Foxley Date: Sat, 17 Oct 2009 12:26:24 -0700 Subject: libpthread/nptl: core of the "Native Posix Threading Library" for uClibc targetting arm,sh,i386,mips,sparc for now Signed-off-by: Austin Foxley --- .../nptl/sysdeps/x86_64/pthread_spin_unlock.S | 31 ++++++++++++++++++++++ 1 file changed, 31 insertions(+) create mode 100644 libpthread/nptl/sysdeps/x86_64/pthread_spin_unlock.S (limited to 'libpthread/nptl/sysdeps/x86_64/pthread_spin_unlock.S') diff --git a/libpthread/nptl/sysdeps/x86_64/pthread_spin_unlock.S b/libpthread/nptl/sysdeps/x86_64/pthread_spin_unlock.S new file mode 100644 index 000000000..d3e13bde9 --- /dev/null +++ b/libpthread/nptl/sysdeps/x86_64/pthread_spin_unlock.S @@ -0,0 +1,31 @@ +/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + + .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 -- cgit v1.2.3