diff options
Diffstat (limited to 'libpthread/linuxthreads.old/sysdeps/xtensa')
-rw-r--r-- | libpthread/linuxthreads.old/sysdeps/xtensa/pt-machine.h | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/libpthread/linuxthreads.old/sysdeps/xtensa/pt-machine.h b/libpthread/linuxthreads.old/sysdeps/xtensa/pt-machine.h deleted file mode 100644 index acd4d109f..000000000 --- a/libpthread/linuxthreads.old/sysdeps/xtensa/pt-machine.h +++ /dev/null @@ -1,48 +0,0 @@ -/* Machine-dependent pthreads configuration and inline functions. - Xtensa version. - - Copyright (C) 2007 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; if not, write to the Free - Software Foundation, Inc., 51 Franklin Street - Fifth Floor, - Boston, MA 02110-1301, USA. */ - -#ifndef _PT_MACHINE_H -#define _PT_MACHINE_H 1 - -#include <sys/syscall.h> -#include <asm/unistd.h> - -#ifndef PT_EI -# define PT_EI __extern_always_inline -#endif - -/* Memory barrier. */ -#define MEMORY_BARRIER() __asm__ ("memw" : : : "memory") - -/* Spinlock implementation; required. */ -PT_EI long int -testandset (int *spinlock) -{ - int unused = 0; - return INTERNAL_SYSCALL (xtensa, , 4, SYS_XTENSA_ATOMIC_SET, - spinlock, 1, unused); -} - -/* 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 __builtin_frame_address (0) - -#endif /* _PT_MACHINE_H */ |