diff options
Diffstat (limited to 'libpthread/linuxthreads.old/sysdeps/or1k/pt-machine.h')
-rw-r--r-- | libpthread/linuxthreads.old/sysdeps/or1k/pt-machine.h | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/libpthread/linuxthreads.old/sysdeps/or1k/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/or1k/pt-machine.h deleted file mode 100644 index 51521a2b5..000000000 --- a/libpthread/linuxthreads.old/sysdeps/or1k/pt-machine.h +++ /dev/null @@ -1,54 +0,0 @@ -/* Machine-dependent pthreads configuration and inline functions. - OpenRISC version. - Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - 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, - see <http://www.gnu.org/licenses/>. */ - -#ifndef _PT_MACHINE_H -#define _PT_MACHINE_H 1 - -#include <features.h> -#include <sys/syscall.h> - -#ifndef PT_EI -# define PT_EI __extern_always_inline -#endif - -PT_EI long int testandset(int*); - -#define OR1K_ATOMIC_XCHG 1 - -PT_EI long int -testandset (int *spinlock) -{ - int err; - int oldvalue = 1; - - err = INLINE_SYSCALL(or1k_atomic, 3, OR1K_ATOMIC_XCHG, spinlock, &oldvalue); - - return (oldvalue); -} - -/* Get some notion of the current stack. Need not be exactly the top - of the stack, just something somewhere in the current frame. */ -#define CURRENT_STACK_FRAME stack_pointer() -static inline char *stack_pointer(void) -{ - unsigned long ret; - __asm__ __volatile__ ("l.ori %0, r1, 0" : "=r" (ret)); - return (char *)ret; -} -#endif /* pt-machine.h */ |