gem5/base/hashmap.hh
Nathan Binkert 06aafccce7 Make the simulator compile on an Itanium.
base/hashmap.hh:
    Not all machines need these extra hash functions
    also make Counter int64_t since that's really what is needed

--HG--
extra : convert_revision : b5b5d65db157d01d76adbf4de4882b1516c9f2e7
2003-12-09 17:41:08 -05:00

85 lines
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C++

/*
* Copyright (c) 2003 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.
*/
#ifndef __HASHMAP_HH__
#define __HASHMAP_HH__
#if defined(__GNUC__) && __GNUC__ >= 3
#include <ext/hash_map>
#else
#include <hash_map>
#endif
#include <string>
#include "sim/host.hh"
#if defined(__GNUC__) && __GNUC__ >= 3
#define __hash_namespace __gnu_cxx
#else
#define __hash_namespace std
#endif
namespace m5 {
using ::__hash_namespace::hash_multimap;
using ::__hash_namespace::hash_map;
using ::__hash_namespace::hash;
}
///////////////////////////////////
// Some default Hashing Functions
//
namespace __hash_namespace {
#if !defined(__LP64__)
template<>
struct hash<uint64_t> {
size_t operator()(uint64_t r) const {
return r;
}
};
template<>
struct hash<int64_t> {
size_t operator()(int64_t r) const {
return r;
};
};
#endif
template<>
struct hash<std::string> {
size_t operator()(const std::string &s) const {
return(__stl_hash_string(s.c_str()));
}
};
}
#endif // __HASHMAP_HH__