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