diff options
Diffstat (limited to 'libpthread/linuxthreads/sysdeps/sparc/pt-machine.h')
-rw-r--r-- | libpthread/linuxthreads/sysdeps/sparc/pt-machine.h | 70 |
1 files changed, 6 insertions, 64 deletions
diff --git a/libpthread/linuxthreads/sysdeps/sparc/pt-machine.h b/libpthread/linuxthreads/sysdeps/sparc/pt-machine.h index 69af8579a..ab90810f1 100644 --- a/libpthread/linuxthreads/sysdeps/sparc/pt-machine.h +++ b/libpthread/linuxthreads/sysdeps/sparc/pt-machine.h @@ -1,66 +1,8 @@ -/* Machine-dependent pthreads configuration and inline functions. - sparc version. - Copyright (C) 1996, 1997, 1998 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Richard Henderson <rth@tamu.edu>. +#include <features.h> +#include <bits/wordsize.h> - 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, - write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#ifndef PT_EI -# define PT_EI extern inline +#if __WORDSIZE == 32 +# include "sparc32/pt-machine.h" +#else +# include "sparc64/pt-machine.h" #endif - -/* Spinlock implementation; required. */ -PT_EI int -testandset (int *spinlock) -{ - int ret; - - __asm__ __volatile__("ldstub %1,%0" - : "=r"(ret), "=m"(*spinlock) - : "m"(*spinlock)); - - return ret; -} - - -/* Spinlock release; default is just set to zero. */ -#define RELEASE(spinlock) \ - __asm__ __volatile__("stbar; stb %1,%0" : "=m"(*(spinlock)) : "r"(0)); - - -/* 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"); - - -/* Registers %g6 and %g7 are reserved by the ABI for "system use". It - happens that Solaris uses %g6 for the thread pointer -- we do the same. */ -struct _pthread_descr_struct; -register struct _pthread_descr_struct *__thread_self __asm__("%g6"); - -/* Return the thread descriptor for the current thread. */ -#define THREAD_SELF __thread_self - -/* Initialize the thread-unique value. */ -#define INIT_THREAD_SELF(descr, nr) (__thread_self = (descr)) - -/* Access to data in the thread descriptor is easy. */ -#define THREAD_GETMEM(descr, member) __thread_self->member -#define THREAD_GETMEM_NC(descr, member) __thread_self->member -#define THREAD_SETMEM(descr, member, value) __thread_self->member = (value) -#define THREAD_SETMEM_NC(descr, member, value) __thread_self->member = (value) |