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1 /*
2  * Copyright (c) 2023-2024 Huawei Device Co., Ltd.
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 ECMASCRIPT_COMPILER_PGO_TYPE_PGO_TYPE_ID_H
16 #define ECMASCRIPT_COMPILER_PGO_TYPE_PGO_TYPE_ID_H
17 
18 #include "ecmascript/pgo_profiler/types/pgo_profile_type.h"
19 #include "ecmascript/mem/c_string.h"
20 #include "ecmascript/jspandafile/js_pandafile.h"
21 #include "ecmascript/pgo_profiler/types/pgo_profile_type.h"
22 
23 namespace panda::ecmascript {
24 class JSPandaFile;
25 
26 namespace kungfu {
27 using ProfileType = pgo::ProfileType;
28 using ProfileTyper = std::pair<ProfileType, ProfileType>;
29 using ProfileTypeTuple = std::tuple<ProfileType, ProfileType, uint64_t>;
30 
31 class PGOTypeLocation {
32 public:
33     enum class Type : uint8_t {
34         LOCAL,
35         PROTOTYPE,
36         CONSTRUCTOR,
37     };
38 
39     explicit PGOTypeLocation(const JSPandaFile *jsPandaFile, uint32_t methodOffset,
40                              int32_t bcIdx);
PGOTypeLocation(const CString & abcName,uint32_t methodOffset,int32_t bcIdx)41     explicit PGOTypeLocation(const CString &abcName, uint32_t methodOffset,
42                              int32_t bcIdx)
43         : abcName_(abcName), methodOffset_(methodOffset), bcIdx_(bcIdx) {}
44 
45     bool operator==(const PGOTypeLocation &loc) const
46     {
47         return abcName_ == loc.abcName_ &&
48                methodOffset_ == loc.methodOffset_ &&
49                bcIdx_ == loc.bcIdx_ &&
50                type_ == loc.type_;
51     }
52 
ChangeType(Type type)53     PGOTypeLocation ChangeType(Type type) const
54     {
55         auto loc = *this;
56         loc.type_ = type;
57         return loc;
58     }
59 
GetAbcName()60     const CString& GetAbcName() const
61     {
62         return abcName_;
63     }
64 
GetMethodOffset()65     uint32_t GetMethodOffset() const
66     {
67         return methodOffset_;
68     }
69 
GetBcIdx()70     int32_t GetBcIdx() const
71     {
72         return bcIdx_;
73     }
74 
75 private:
76     CString abcName_;
77     uint32_t methodOffset_;
78     int32_t bcIdx_;
79     Type type_ { Type::LOCAL };
80 };
81 
82 struct HashPGOTypeLocation {
operatorHashPGOTypeLocation83     size_t operator()(const PGOTypeLocation &loc) const
84     {
85         return std::hash<CString>()(loc.GetAbcName()) ^
86                std::hash<uint32_t>()(loc.GetMethodOffset()) ^
87                std::hash<int32_t>()(loc.GetBcIdx());
88     }
89 };
90 }  // panda::ecmascript::kungfu
91 }
92 #endif // ECMASCRIPT_COMPILER_PGO_TYPE_PGO_TYPE_ID_H
93