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1 /*
2  * Copyright (c) 2023 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 
16 #include "ecmascript/compiler/pgo_bc_info.h"
17 
18 namespace panda::ecmascript::kungfu {
Record(const InfoDetail & detail)19 void PGOBCInfo::Info::Record(const InfoDetail &detail)
20 {
21     auto it = methodOffsetToValVec_.find(detail.methodOffset);
22     if (it == methodOffsetToValVec_.end()) {
23         methodOffsetToValVec_[detail.methodOffset] =
24             ValVec { Val { detail.bcIndex, detail.bcOffset, detail.cpIndex} };
25     } else {
26         it->second.emplace_back(Val{ detail.bcIndex, detail.bcOffset, detail.cpIndex });
27     }
28     recordNameToValCount_[detail.recordName]++;
29 }
30 
GetPGOExtendGTCount(const CString & recordName) const31 uint32_t PGOBCInfo::Info::GetPGOExtendGTCount(const CString &recordName) const
32 {
33     auto it = recordNameToValCount_.find(recordName);
34     if (it != recordNameToValCount_.end()) {
35         return it->second;
36     }
37     return 0;
38 }
39 
GetInfo(Type type) const40 const PGOBCInfo::Info& PGOBCInfo::GetInfo(Type type) const
41 {
42     ASSERT(Type::TYPE_FIRST <= type && type <= Type::TYPE_LAST);
43     return infos_[type];
44 }
45 
GetPGOExtendGTCount(const CString & recordName) const46 uint32_t PGOBCInfo::GetPGOExtendGTCount(const CString &recordName) const
47 {
48     uint32_t count = 0;
49     for (const Info &info : infos_) {
50         count += info.GetPGOExtendGTCount(recordName);
51     }
52     return count;
53 }
54 
Record(const InfoDetail & detail,Type type)55 void PGOBCInfo::Record(const InfoDetail &detail, Type type)
56 {
57     ASSERT(Type::TYPE_FIRST <= type && type <= Type::TYPE_LAST);
58     Info &info = infos_[type];
59     info.Record(detail);
60 }
61 
Record(const BytecodeInstruction & bcIns,int32_t bcIndex,const CString & recordName,const MethodLiteral * method)62 void PGOBCInfo::Record(const BytecodeInstruction &bcIns, int32_t bcIndex,
63                        const CString &recordName, const MethodLiteral *method)
64 {
65     BytecodeInstruction::Opcode opcode = static_cast<BytecodeInstruction::Opcode>(bcIns.GetOpcode());
66     uint32_t methodOffset = method->GetMethodId().GetOffset();
67     uint32_t bcOffset = bcIns.GetAddress() - method->GetBytecodeArray();
68     if (Bytecodes::IsCreateObjectWithBufferOp(opcode)) {
69         auto cpIndex = bcIns.GetId().AsRawValue();
70         Record(InfoDetail {recordName, methodOffset, bcIndex, bcOffset, cpIndex}, Type::OBJ_LITERAL);
71     } else if (Bytecodes::IsCreateArrayWithBufferOp(opcode)) {
72         auto cpIndex = bcIns.GetId().AsRawValue();
73         Record(InfoDetail {recordName, methodOffset, bcIndex, bcOffset, cpIndex}, Type::ARRAY_LITERAL);
74     } else if (Bytecodes::IsCreateEmptyArrayOp(opcode)) {
75         Record(InfoDetail {recordName, methodOffset, bcIndex, bcOffset, 0}, Type::EMPTY_ARRAY);
76     } else if (Bytecodes::IsCallOp(opcode)) {
77         Record(InfoDetail {recordName, methodOffset, bcIndex, bcOffset, 0}, Type::CALL_TARGET);
78     } else if (Bytecodes::IsDefineClassWithBufferOp(opcode)) {
79         Record(InfoDetail {recordName, methodOffset, bcIndex, bcOffset, 0}, Type::CLASS);
80     } else if (Bytecodes::IsDefineFunc(opcode)) {
81         Record(InfoDetail {recordName, methodOffset, bcIndex, bcOffset, 0}, Type::FUNCTION);
82     }
83 }
84 }  // namespace panda::ecmascript
85