1/* 2 * Copyright (C) 2016 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_ARM_H 18#define _LIBUNWINDSTACK_REGS_ARM_H 19 20#include <stdint.h> 21 22#include <functional> 23 24#include <unwindstack/Elf.h> 25#include <unwindstack/Regs.h> 26 27namespace unwindstack { 28 29// Forward declarations. 30class Memory; 31 32class RegsArm : public RegsImpl<uint32_t> { 33 public: 34 RegsArm(); 35 virtual ~RegsArm() = default; 36 37 ArchEnum Arch() override final; 38 39 uint64_t GetPcAdjustment(uint64_t rel_pc, Elf* elf) override; 40 41 bool SetPcFromReturnAddress(Memory* process_memory) override; 42 43 bool StepIfSignalHandler(uint64_t rel_pc, Elf* elf, Memory* process_memory) override; 44 45 void IterateRegisters(std::function<void(const char*, uint64_t)>) override final; 46 47 uint64_t pc() override; 48 uint64_t sp() override; 49 50 void set_pc(uint64_t pc) override; 51 void set_sp(uint64_t sp) override; 52 53 Regs* Clone() override final; 54 55 static Regs* Read(void* data); 56 57 static Regs* CreateFromUcontext(void* ucontext); 58}; 59 60} // namespace unwindstack 61 62#endif // _LIBUNWINDSTACK_REGS_ARM_H 63