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-rw-r--r--compiler/utils/dedupe_set.h64
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diff --git a/compiler/utils/dedupe_set.h b/compiler/utils/dedupe_set.h
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--- a/compiler/utils/dedupe_set.h
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-/*
- * Copyright (C) 2013 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef ART_COMPILER_UTILS_DEDUPE_SET_H_
-#define ART_COMPILER_UTILS_DEDUPE_SET_H_
-
-#include <stdint.h>
-#include <memory>
-#include <string>
-
-#include "base/macros.h"
-
-namespace art HIDDEN {
-
-class Thread;
-
-// A set of Keys that support a HashFunc returning HashType. Used to find duplicates of Key in the
-// Add method. The data-structure is thread-safe through the use of internal locks, it also
-// supports the lock being sharded.
-template <typename InKey,
- typename StoreKey,
- typename Alloc,
- typename HashType,
- typename HashFunc,
- HashType kShard = 1>
-class DedupeSet {
- public:
- // Add a new key to the dedupe set if not present. Return the equivalent deduplicated stored key.
- const StoreKey* Add(Thread* self, const InKey& key);
-
- DedupeSet(const char* set_name, const Alloc& alloc);
-
- ~DedupeSet();
-
- size_t Size(Thread* self) const;
-
- std::string DumpStats(Thread* self) const;
-
- private:
- struct Stats;
- class Shard;
-
- std::unique_ptr<Shard> shards_[kShard];
- uint64_t hash_time_;
-
- DISALLOW_COPY_AND_ASSIGN(DedupeSet);
-};
-
-} // namespace art
-
-#endif // ART_COMPILER_UTILS_DEDUPE_SET_H_