xref: /aosp_15_r20/external/stg/deduplication.h (revision 9e3b08ae94a55201065475453d799e8b1378bea6)
1 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
2 // -*- mode: C++ -*-
3 //
4 // Copyright 2022 Google LLC
5 //
6 // Licensed under the Apache License v2.0 with LLVM Exceptions (the
7 // "License"); you may not use this file except in compliance with the
8 // License.  You may obtain a copy of the License at
9 //
10 //     https://llvm.org/LICENSE.txt
11 //
12 // Unless required by applicable law or agreed to in writing, software
13 // distributed under the License is distributed on an "AS IS" BASIS,
14 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 // See the License for the specific language governing permissions and
16 // limitations under the License.
17 //
18 // Author: Giuliano Procida
19 
20 #ifndef STG_DEDUPLICATION_H_
21 #define STG_DEDUPLICATION_H_
22 
23 #include <unordered_map>
24 
25 #include "graph.h"
26 #include "hashing.h"
27 #include "runtime.h"
28 
29 namespace stg {
30 
31 using Hashes = std::unordered_map<Id, HashValue>;
32 
33 Id Deduplicate(Runtime& runtime, Graph& graph, Id root, const Hashes& hashes);
34 
35 }  // namespace stg
36 
37 #endif  // STG_DEDUPLICATION_H_
38