/* Atomic operations.  sparcv9 version.   Copyright (C) 2003, 2006 Free Software Foundation, Inc.   This file is part of the GNU C Library.   Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.   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., 59 Temple Place, Suite 330, Boston, MA   02111-1307 USA.  */#include <stdint.h>typedef int8_t atomic8_t;typedef uint8_t uatomic8_t;typedef int_fast8_t atomic_fast8_t;typedef uint_fast8_t uatomic_fast8_t;typedef int16_t atomic16_t;typedef uint16_t uatomic16_t;typedef int_fast16_t atomic_fast16_t;typedef uint_fast16_t uatomic_fast16_t;typedef int32_t atomic32_t;typedef uint32_t uatomic32_t;typedef int_fast32_t atomic_fast32_t;typedef uint_fast32_t uatomic_fast32_t;typedef int64_t atomic64_t;typedef uint64_t uatomic64_t;typedef int_fast64_t atomic_fast64_t;typedef uint_fast64_t uatomic_fast64_t;typedef intptr_t atomicptr_t;typedef uintptr_t uatomicptr_t;typedef intmax_t atomic_max_t;typedef uintmax_t uatomic_max_t;#define __arch_compare_and_exchange_val_8_acq(mem, newval, oldval) \  (abort (), (__typeof (*mem)) 0)#define __arch_compare_and_exchange_val_16_acq(mem, newval, oldval) \  (abort (), (__typeof (*mem)) 0)#define __arch_compare_and_exchange_val_32_acq(mem, newval, oldval) \({									      \  __typeof (*(mem)) __acev_tmp;						      \  __typeof (mem) __acev_mem = (mem);					      \  __asm __volatile ("cas [%4], %2, %0"					      \		    : "=r" (__acev_tmp), "=m" (*__acev_mem)		      \		    : "r" (oldval), "m" (*__acev_mem), "r" (__acev_mem),      \		      "0" (newval) : "memory");				      \  __acev_tmp; })/* This can be implemented if needed.  */#define __arch_compare_and_exchange_val_64_acq(mem, newval, oldval) \  (abort (), (__typeof (*mem)) 0)#define atomic_exchange_acq(mem, newvalue) \  ({ __typeof (*(mem)) __oldval;					      \     __typeof (mem) __memp = (mem);					      \     __typeof (*(mem)) __value = (newvalue);				      \									      \     if (sizeof (*(mem)) == 4)						      \       __asm ("swap %0, %1"						      \	      : "=m" (*__memp), "=r" (__oldval)				      \	      : "m" (*__memp), "1" (__value) : "memory");		      \     else								      \       abort ();							      \     __oldval; })#define atomic_compare_and_exchange_val_24_acq(mem, newval, oldval) \  atomic_compare_and_exchange_val_acq (mem, newval, oldval)#define atomic_exchange_24_rel(mem, newval) \  atomic_exchange_rel (mem, newval)#define atomic_full_barrier() \  __asm __volatile ("membar #LoadLoad | #LoadStore"			      \			  " | #StoreLoad | #StoreStore" : : : "memory")#define atomic_read_barrier() \  __asm __volatile ("membar #LoadLoad | #LoadStore" : : : "memory")#define atomic_write_barrier() \  __asm __volatile ("membar #StoreLoad | #StoreStore" : : : "memory")