summaryrefslogtreecommitdiff
path: root/libpthread/linuxthreads/sysdeps/nios/pt-machine.h
diff options
context:
space:
mode:
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/nios/pt-machine.h')
-rw-r--r--libpthread/linuxthreads/sysdeps/nios/pt-machine.h67
1 files changed, 0 insertions, 67 deletions
diff --git a/libpthread/linuxthreads/sysdeps/nios/pt-machine.h b/libpthread/linuxthreads/sysdeps/nios/pt-machine.h
deleted file mode 100644
index 91bbf8fea..000000000
--- a/libpthread/linuxthreads/sysdeps/nios/pt-machine.h
+++ /dev/null
@@ -1,67 +0,0 @@
-/* Machine-dependent pthreads configuration and inline functions.
- ARM version.
- Copyright (C) 1997, 1998 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Philip Blundell <philb@gnu.org>.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library 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>
-
-#ifndef PT_EI
-# define PT_EI __extern_always_inline
-#endif
-
-/* Spinlock implementation; required. */
-/* it is weird and dangerous to disable interrupt in userspace, but for nios
- what else we can do before we have a swap like instruction? This is better
- than nothing
- */
-PT_EI long int
-testandset (int *spinlock)
-{
- unsigned int ret;
-
- __asm__ __volatile__("pfx 8\n\t"
- "wrctl %1 ; disable interrupt\n\t"
- "nop\n\t"
- "nop\n\t"
- "ld %0, [%2]\n\t"
- "st [%2], %1\n\t"
- "pfx 9\n\t"
- "wrctl %1 ; enable interrupt\n\t"
- "nop\n\t"
- "nop\n\t"
- : "=&r"(ret)
- : "r"(1), "r"(spinlock)
- : "memory");
-
- return ret;
-}
-
-
-/* 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
-register char * stack_pointer __asm__ ("%sp");
-
-/* nios needs more because of reg windows */
-#define THREAD_MANAGER_STACK_SIZE (32*1024)
-#define STACK_SIZE (32*1024)
-
-#endif /* pt-machine.h */