diff options
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/bfin')
| -rw-r--r-- | libpthread/linuxthreads/sysdeps/bfin/pt-machine.h | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/libpthread/linuxthreads/sysdeps/bfin/pt-machine.h b/libpthread/linuxthreads/sysdeps/bfin/pt-machine.h deleted file mode 100644 index fef16263e..000000000 --- a/libpthread/linuxthreads/sysdeps/bfin/pt-machine.h +++ /dev/null @@ -1,57 +0,0 @@ -/* Machine-dependent pthreads configuration and inline functions. - Copyright (C) 1996, 1998, 2000, 2002 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Richard Henderson <rth@tamu.edu>. - - 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; see the file COPYING.LIB. If - not, write to the Free Software Foundation, Inc., - 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#ifndef _PT_MACHINE_H -#define _PT_MACHINE_H 1 - -#ifndef PT_EI -# define PT_EI extern inline -#endif - -extern long int testandset (int *spinlock); -extern int __compare_and_swap (long *, long , long); - -/* Spinlock implementation; required. */ -PT_EI long int -testandset (int *spinlock) -{ - if (*spinlock) - return 1; - else - { - *spinlock=1; - return 0; - } -} - -#define HAS_COMPARE_AND_SWAP - -PT_EI int -__compare_and_swap (long int *p, long int oldval, long int newval) -{ - if((*p ^ oldval) == 0) { - *p = newval; - return 1; - } - else - return 0; -} - -#endif /* pt-machine.h */ |