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Diffstat (limited to 'libpthread/nptl/sysdeps/i386/pthread_spin_lock.c')
-rw-r--r--libpthread/nptl/sysdeps/i386/pthread_spin_lock.c49
1 files changed, 0 insertions, 49 deletions
diff --git a/libpthread/nptl/sysdeps/i386/pthread_spin_lock.c b/libpthread/nptl/sysdeps/i386/pthread_spin_lock.c
deleted file mode 100644
index b41174e5f..000000000
--- a/libpthread/nptl/sysdeps/i386/pthread_spin_lock.c
+++ /dev/null
@@ -1,49 +0,0 @@
-/* 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.
-
- 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. */
-
-#include "pthreadP.h"
-
-#ifndef LOCK_PREFIX
-# ifdef UP
-# define LOCK_PREFIX /* nothing */
-# else
-# define LOCK_PREFIX "lock;"
-# endif
-#endif
-
-
-int
-pthread_spin_lock (lock)
- pthread_spinlock_t *lock;
-{
- asm ("\n"
- "1:\t" LOCK_PREFIX "decl %0\n\t"
- "jne 2f\n\t"
- ".subsection 1\n\t"
- ".align 16\n"
- "2:\trep; nop\n\t"
- "cmpl $0, %0\n\t"
- "jg 1b\n\t"
- "jmp 2b\n\t"
- ".previous"
- : "=m" (*lock)
- : "m" (*lock));
-
- return 0;
-}