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/*
* nextpnr -- Next Generation Place and Route
*
* Copyright (C) 2021 Symbiflow Authors
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#ifndef HASH_TABLE_H
#define HASH_TABLE_H
#if defined(NPNR_DISABLE_THREADS)
#include <unordered_map>
#include <unordered_set>
#else
#include <absl/container/flat_hash_map.h>
#include <absl/container/flat_hash_set.h>
#endif
#include "nextpnr_namespaces.h"
NEXTPNR_NAMESPACE_BEGIN
namespace HashTables {
#if defined(NPNR_DISABLE_THREADS)
template <typename Key, typename Value> using HashMap = std::unordered_map<Key, Value>;
template <typename Value> using HashSet = std::unordered_set<Value>;
#else
template <typename Key, typename Value> using HashMap = absl::flat_hash_map<Key, Value>;
template <typename Value> using HashSet = absl::flat_hash_set<Value>;
#endif
}; // namespace HashTables
NEXTPNR_NAMESPACE_END
#endif /* HASH_TABLE_H */
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