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/*
* Copyright (c) 2012 ARM Limited
* All rights reserved
*
* The license below extends only to copyright in the software and shall
* not be construed as granting a license to any other intellectual
* property including but not limited to intellectual property relating
* to a hardware implementation of the functionality of the software
* licensed hereunder. You may use the software subject to the license
* terms below provided that you ensure that this notice is replicated
* unmodified and in its entirety in all distributions of the software,
* modified or unmodified, in source code or in binary form.
*
* Copyright (c) 2003-2005 The Regents of The University of Michigan
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Nathan Binkert
* Andreas Hansson
*/
#ifndef __HASHMAP_HH__
#define __HASHMAP_HH__
#if defined(__clang__)
// check if the header is present, which requires -stdlib=libc++, and
// that in turn causes problems with incomplete template parameters
#if (__has_include(<unordered_map>))
#define HAVE_STD_UNORDERED_MAP 1
#endif
#else
// we only support gcc >= 4.4 as the other option
#define HAVE_STD_UNORDERED_MAP 1
#endif
// set a default value of 0 clang with the header in the tr1 namespace
#ifndef HAVE_STD_UNORDERED_MAP
#define HAVE_STD_UNORDERED_MAP 0
#endif
#define hash_map unordered_map
#define hash_multimap unordered_multimap
#define hash_set unordered_set
#define hash_multiset unordered_multiset
#if HAVE_STD_UNORDERED_MAP
// gcc or clang with libc++
#include <unordered_map>
#include <unordered_set>
#define __hash_namespace std
#define __hash_namespace_begin namespace std {
#define __hash_namespace_end }
#else
// clang with libstdc++
#include <tr1/unordered_map>
#include <tr1/unordered_set>
#define __hash_namespace std::tr1
#define __hash_namespace_begin namespace std { namespace tr1 {
#define __hash_namespace_end } }
#endif
namespace m5 {
using ::__hash_namespace::hash_multimap;
using ::__hash_namespace::hash_multiset;
using ::__hash_namespace::hash_map;
using ::__hash_namespace::hash_set;
using ::__hash_namespace::hash;
}
#endif // __HASHMAP_HH__
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