diff options
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/h8300/pt-machine.h')
-rw-r--r-- | libpthread/linuxthreads/sysdeps/h8300/pt-machine.h | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/libpthread/linuxthreads/sysdeps/h8300/pt-machine.h b/libpthread/linuxthreads/sysdeps/h8300/pt-machine.h deleted file mode 100644 index a37384de9..000000000 --- a/libpthread/linuxthreads/sysdeps/h8300/pt-machine.h +++ /dev/null @@ -1,57 +0,0 @@ -/* Machine-dependent pthreads configuration and inline functions. - H8/300 version. - 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, 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. */ -PT_EI long int -testandset (int *spinlock) -{ - char ret; - - __asm__ __volatile__( - "sub.w %0,%0\n\t" - "stc ccr,@-sp\n\t" - "orc #0x80,ccr\n\t" - "bld #0,@%2\n\t" - "bset #0,@%2\n\t" - "rotxl.w %0\n\t" - "ldc @sp+,ccr\n\t" - :"=r"(ret),"=m"(*spinlock) - :"g"(spinlock) - :"cc"); - - 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"); - -#endif /* pt-machine.h */ |