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 
22 namespace OHOS {
23 namespace HiviewDFX {
24 class DfxRegsQut {
25 public:
SetQutRegs(const std::vector<uint16_t> & qutRegs)26     static inline void SetQutRegs(const std::vector<uint16_t>& qutRegs)
27     {
28         qutRegs_ = qutRegs;
29     }
30 
GetQutRegs()31     static inline const std::vector<uint16_t>& GetQutRegs()
32     {
33         if (!qutRegs_.empty()) {
34             return qutRegs_;
35         }
36         return QUT_REGS;
37     }
38 
GetQutRegsSize()39     static inline size_t GetQutRegsSize()
40     {
41         return GetQutRegs().size();
42     }
43 
IsQutReg(uint16_t reg,size_t & qutIdx)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 
56 protected:
57     static std::vector<uint16_t> qutRegs_;
58 };
59 } // namespace HiviewDFX
60 } // namespace OHOS
61 #endif
62