diff options
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/frv')
-rw-r--r-- | libpthread/linuxthreads/sysdeps/frv/pt-machine.h | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/libpthread/linuxthreads/sysdeps/frv/pt-machine.h b/libpthread/linuxthreads/sysdeps/frv/pt-machine.h deleted file mode 100644 index 6f867ade7..000000000 --- a/libpthread/linuxthreads/sysdeps/frv/pt-machine.h +++ /dev/null @@ -1,69 +0,0 @@ -/* Machine-dependent pthreads configuration and inline functions. - FR-V version. - Copyright (C) 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Alexandre Oliva <aoliva@redhat.com> - - 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> - -#ifndef __ASSEMBLER__ - -#ifndef PT_EI -# define PT_EI __extern_always_inline -#endif - -/* Spinlock implementation; required. */ -PT_EI long int -testandset (int *spinlock) -{ - int i = 1; - __asm__ ("swap%I0 %M0, %1" : "+m"(*(volatile int *)spinlock), "+r"(i)); - return i; -} - -/* We want the OS to assign stack addresses. */ -#define FLOATING_STACKS 1 - -/* This symbol is defined by the ABI as the stack size requested by - the main program. */ -extern char __stacksize; -#define ARCH_STACK_MAX_SIZE ((unsigned long)&__stacksize) - -/* Memory barrier; default is to do nothing */ -#define MEMORY_BARRIER() __asm__ __volatile__("membar" : : : "memory") -/* Write barrier. */ -#define WRITE_MEMORY_BARRIER() __asm__ __volatile__("membar" : : : "memory") - -/* Return the thread descriptor for the current thread. */ -register struct _pthread_descr_struct *THREAD_SELF __asm__ ("gr29"); -#define THREAD_SELF THREAD_SELF - -/* Initialize the thread-unique value. */ -#define INIT_THREAD_SELF(descr, nr) \ - (THREAD_SELF = descr) - -/* 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"); - -#endif - -#endif /* pt-machine.h */ |