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_REGS_QUT_H
16#define DFX_REGS_QUT_H
17
18#include <cstdint>
19#include <vector>
20#include "unwind_define.h"
21
22namespace OHOS {
23namespace HiviewDFX {
24class DfxRegsQut {
25public:
26    static inline void SetQutRegs(const std::vector<uint16_t>& qutRegs)
27    {
28        qutRegs_ = qutRegs;
29    }
30
31    static inline const std::vector<uint16_t>& GetQutRegs()
32    {
33        if (!qutRegs_.empty()) {
34            return qutRegs_;
35        }
36        return QUT_REGS;
37    }
38
39    static inline size_t GetQutRegsSize()
40    {
41        return GetQutRegs().size();
42    }
43
44    static inline bool IsQutReg(uint16_t reg, size_t& qutIdx)
45    {
46        const std::vector<uint16_t>& qutRegs = GetQutRegs();
47        for (size_t i = 0; i < qutRegs.size(); ++i) {
48            if (qutRegs[i] == reg) {
49                qutIdx = i;
50                return true;
51            }
52        }
53        return false;
54    }
55
56protected:
57    static std::vector<uint16_t> qutRegs_;
58};
59} // namespace HiviewDFX
60} // namespace OHOS
61#endif
62