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Name	Size	Permission	Date
atomic_word.h	1.88 KB	-rw-r--r--	2020-09-30 02:17
basic_file.h	2.82 KB	-rw-r--r--	2020-09-30 02:17
c++allocator.h	1.81 KB	-rw-r--r--	2020-09-30 02:17
c++config.h	93.92 KB	-rw-r--r--	2020-09-30 02:17
c++io.h	1.57 KB	-rw-r--r--	2020-09-30 02:17
c++locale.h	3.23 KB	-rw-r--r--	2020-09-30 02:17
cpu_defines.h	1.3 KB	-rw-r--r--	2020-09-30 02:17
ctype_base.h	2.19 KB	-rw-r--r--	2020-09-30 02:17
ctype_inline.h	2.23 KB	-rw-r--r--	2020-09-30 02:17
cxxabi_tweaks.h	2.05 KB	-rw-r--r--	2020-09-30 02:17
error_constants.h	5.06 KB	-rw-r--r--	2020-09-30 02:17
extc++.h	2.33 KB	-rw-r--r--	2020-09-30 02:17
gthr-default.h	23.67 KB	-rw-r--r--	2020-09-30 02:17
gthr-posix.h	23.67 KB	-rw-r--r--	2020-09-30 02:17
gthr-single.h	6.63 KB	-rw-r--r--	2020-09-30 02:17
gthr.h	5.48 KB	-rw-r--r--	2020-09-30 02:17
messages_members.h	4 KB	-rw-r--r--	2020-09-30 02:17
opt_random.h	6.03 KB	-rw-r--r--	2020-09-30 02:17
os_defines.h	1.74 KB	-rw-r--r--	2020-09-30 02:17
stdc++.h	2.71 KB	-rw-r--r--	2020-09-30 02:17
stdtr1c++.h	1.7 KB	-rw-r--r--	2020-09-30 02:17
time_members.h	2.86 KB	-rw-r--r--	2020-09-30 02:17

Rename

// Low-level type for atomic operations -*- C++ -*-

// Copyright (C) 2004-2013 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library.  This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.

// This 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 General Public License for more details.

// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
// <http://www.gnu.org/licenses/>.

/** @file atomic_word.h
 *  This file is a GNU extension to the Standard C++ Library.
 */

#ifndef _GLIBCXX_ATOMIC_WORD_H
#define _GLIBCXX_ATOMIC_WORD_H	1

typedef int _Atomic_word;

// Define these two macros using the appropriate memory barrier for the target.
// The commented out versions below are the defaults.
// See ia64/atomic_word.h for an alternative approach.

// This one prevents loads from being hoisted across the barrier;
// in other words, this is a Load-Load acquire barrier.
// This is necessary iff TARGET_RELAXED_ORDERING is defined in tm.h.  
// #define _GLIBCXX_READ_MEM_BARRIER __asm __volatile ("":::"memory")

// This one prevents stores from being sunk across the barrier; in other
// words, a Store-Store release barrier.
// #define _GLIBCXX_WRITE_MEM_BARRIER __asm __volatile ("":::"memory")

#endif