1 /*
2  * Copyright (C) 2017 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef _LIBUNWINDSTACK_REGS_MIPS64_H
18 #define _LIBUNWINDSTACK_REGS_MIPS64_H
19 
20 #include <stdint.h>
21 
22 #include <functional>
23 
24 #include <unwindstack/Elf.h>
25 #include <unwindstack/Regs.h>
26 
27 namespace unwindstack {
28 
29 // Forward declarations.
30 class Memory;
31 
32 class RegsMips64 : public RegsImpl<uint64_t> {
33  public:
34   RegsMips64();
35   virtual ~RegsMips64() = default;
36 
37   ArchEnum Arch() override final;
38 
39   bool SetPcFromReturnAddress(Memory* process_memory) override;
40 
41   bool StepIfSignalHandler(uint64_t elf_offset, Elf* elf, Memory* process_memory) override;
42 
43   void IterateRegisters(std::function<void(const char*, uint64_t)>) override final;
44 
45   uint64_t pc() override;
46   uint64_t sp() override;
47 
48   void set_pc(uint64_t pc) override;
49   void set_sp(uint64_t sp) override;
50 
51   Regs* Clone() override final;
52 
53   static Regs* Read(void* data);
54 
55   static Regs* CreateFromUcontext(void* ucontext);
56 };
57 
58 }  // namespace unwindstack
59 
60 #endif  // _LIBUNWINDSTACK_REGS_MIPS64_H
61