1 | /* |
2 | * Licensed to the Apache Software Foundation (ASF) under one |
3 | * or more contributor license agreements. See the NOTICE file |
4 | * distributed with this work for additional information |
5 | * regarding copyright ownership. The ASF licenses this file |
6 | * to you under the Apache License, Version 2.0 (the |
7 | * "License"); you may not use this file except in compliance |
8 | * with the License. You may obtain a copy of the License at |
9 | * |
10 | * http://www.apache.org/licenses/LICENSE-2.0 |
11 | * |
12 | * Unless required by applicable law or agreed to in writing, |
13 | * software distributed under the License is distributed on an |
14 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
15 | * KIND, either express or implied. See the License for the |
16 | * specific language governing permissions and limitations |
17 | * under the License. |
18 | */ |
19 | |
20 | /*! |
21 | * \file src/relay/collage/candidate_function_cache.cc |
22 | * \brief A cache of the unique global name and costs for partitioned functions. |
23 | */ |
24 | |
25 | #include "./candidate_function_cache.h" |
26 | |
27 | namespace tvm { |
28 | namespace relay { |
29 | namespace collage { |
30 | |
31 | CandidateFunctionCache::Entry& CandidateFunctionCache::GetEntry(const std::string& label, |
32 | const Function& function) { |
33 | auto itr = cache_.find(function); |
34 | if (itr == cache_.end()) { |
35 | String compiler = function->GetAttr<String>(attr::kCompiler, String("tvm" )).value(); |
36 | std::string global_symbol_name = name_supply_->Fresh({compiler, label}); |
37 | GlobalVar global_symbol(std::move(global_symbol_name), function->checked_type()); |
38 | itr = cache_.emplace(function, Entry(std::move(global_symbol))).first; |
39 | } |
40 | return itr->second; |
41 | } |
42 | |
43 | GlobalVar CandidateFunctionCache::GetGlobalSymbol(const Function& function) { |
44 | return GetEntry(/*label=*/"" , function).global_symbol; |
45 | } |
46 | |
47 | } // namespace collage |
48 | } // namespace relay |
49 | } // namespace tvm |
50 | |