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#ifndef DFX_INSTR_STATISTIC_H
16#define DFX_INSTR_STATISTIC_H
17
18#include <cstdint>
19#include <string>
20#include <unordered_map>
21#include <vector>
22
23#ifdef INSTR_STATISTIC_ENABLE
24#define INSTR_STATISTIC_ELF(elf) \
25    OHOS::HiviewDFX::DfxInstrStatistic::GetInstance().SetCurrentStatLib(elf)
26#define INSTR_STATISTIC(Type, Arg1, Arg2) \
27    OHOS::HiviewDFX::DfxInstrStatistic::GetInstance().AddInstrStatistic(Type, (uint64_t)Arg1, (uint64_t)Arg2)
28#else
29#define INSTR_STATISTIC_ELF(elf)
30#define INSTR_STATISTIC(Type, Arg1, Arg2)
31#endif
32
33namespace OHOS {
34namespace HiviewDFX {
35enum InstrStatisticType : uint32_t {
36    InstructionEntriesArmExidx = 0,
37    InstructionEntriesEhFrame,
38    InstructionEntriesDebugFrame,
39
40    UnsupportedArmExidx = 10,
41    UnsupportedDwarfOp_Reg,
42    UnsupportedDwarfOp_Regx,
43    UnsupportedDwarfOp_Breg,
44    UnsupportedDwarfOp_Bregx,
45    UnsupportedDwCfaOffset,
46    UnsupportedDwCfaValOffset,
47    UnsupportedDwCfaRegister,
48    UnsupportedDwCfaExpr,
49    UnsupportedDwCfaValExpr,
50    UnsupportedDwCfaRestore,
51    UnsupportedDwCfaUndefined,
52    UnsupportedDwCfaSame,
53    UnsupportedDefCfa,
54};
55
56class DfxInstrStatistic {
57public:
58    typedef std::unordered_map<uint32_t, std::shared_ptr<std::vector<std::pair<uint64_t, uint64_t>>>> STAT_INFO_MAP;
59    static DfxInstrStatistic &GetInstance();
60    virtual ~DfxInstrStatistic() { statisticInfo_.clear(); }
61
62    void SetCurrentStatLib(const std::string soName);
63    void AddInstrStatistic(InstrStatisticType type, uint64_t val, uint64_t err);
64    void DumpInstrStatResult(std::vector<std::pair<uint32_t, uint32_t>> &result);
65private:
66    DfxInstrStatistic() = default;
67    std::string soName_;
68    STAT_INFO_MAP statisticInfo_;
69};
70} // namespace HiviewDFX
71} // namespace OHOS
72#endif