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1 // Copyright 2016 The SwiftShader Authors. All Rights Reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //    http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 #ifndef COMPILER_PREPROCESSOR_MACRO_H_
16 #define COMPILER_PREPROCESSOR_MACRO_H_
17 
18 #include <map>
19 #include <memory>
20 #include <string>
21 #include <vector>
22 
23 namespace pp
24 {
25 
26 struct Token;
27 
28 struct Macro
29 {
30     enum Type
31     {
32         kTypeObj,
33         kTypeFunc
34     };
35     typedef std::vector<std::string> Parameters;
36     typedef std::vector<Token> Replacements;
37 
38     Macro();
39     ~Macro();
40     bool equals(const Macro &other) const;
41 
42     bool predefined;
43     mutable bool disabled;
44     mutable int expansionCount;
45 
46     Type type;
47     std::string name;
48     Parameters parameters;
49     Replacements replacements;
50 };
51 
52 typedef std::map<std::string, std::shared_ptr<Macro>> MacroSet;
53 
54 void PredefineMacro(MacroSet *macroSet, const char *name, int value);
55 
56 }  // namespace pp
57 #endif  // COMPILER_PREPROCESSOR_MACRO_H_
58