| 1 | //===-- RegisterContextHistory.h ----------------------------------------*- C++ |
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| 2 | //-*-===// |
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| 3 | // |
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| 4 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 5 | // See https://llvm.org/LICENSE.txt for license information. |
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| 6 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 7 | // |
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| 8 | //===----------------------------------------------------------------------===// |
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| 9 | |
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| 10 | #ifndef LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTHISTORY_H |
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| 11 | #define LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTHISTORY_H |
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| 12 | |
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| 13 | #include <vector> |
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| 14 | |
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| 15 | #include "lldb/Symbol/SymbolContext.h" |
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| 16 | #include "lldb/Target/RegisterContext.h" |
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| 17 | #include "lldb/lldb-private.h" |
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| 18 | |
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| 19 | namespace lldb_private { |
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| 20 | |
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| 21 | class RegisterContextHistory : public lldb_private::RegisterContext { |
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| 22 | public: |
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| 23 | typedef std::shared_ptr<RegisterContextHistory> SharedPtr; |
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| 24 | |
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| 25 | RegisterContextHistory(Thread &thread, uint32_t concrete_frame_idx, |
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| 26 | uint32_t address_byte_size, lldb::addr_t pc_value); |
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| 27 | |
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| 28 | ~RegisterContextHistory() override; |
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| 29 | |
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| 30 | void InvalidateAllRegisters() override; |
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| 31 | |
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| 32 | size_t GetRegisterCount() override; |
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| 33 | |
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| 34 | const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override; |
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| 35 | |
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| 36 | size_t GetRegisterSetCount() override; |
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| 37 | |
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| 38 | const lldb_private::RegisterSet *GetRegisterSet(size_t reg_set) override; |
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| 39 | |
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| 40 | bool ReadRegister(const lldb_private::RegisterInfo *reg_info, |
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| 41 | lldb_private::RegisterValue &value) override; |
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| 42 | |
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| 43 | bool WriteRegister(const lldb_private::RegisterInfo *reg_info, |
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| 44 | const lldb_private::RegisterValue &value) override; |
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| 45 | |
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| 46 | bool ReadAllRegisterValues(lldb::WritableDataBufferSP &data_sp) override; |
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| 47 | |
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| 48 | bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override; |
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| 49 | |
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| 50 | uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind, |
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| 51 | uint32_t num) override; |
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| 52 | |
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| 53 | private: |
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| 54 | // For RegisterContextLLDB only |
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| 55 | |
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| 56 | lldb_private::RegisterSet m_reg_set0; // register set 0 (PC only) |
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| 57 | lldb_private::RegisterInfo m_pc_reg_info; |
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| 58 | |
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| 59 | lldb::addr_t m_pc_value; |
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| 60 | |
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| 61 | RegisterContextHistory(const RegisterContextHistory &) = delete; |
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| 62 | const RegisterContextHistory & |
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| 63 | operator=(const RegisterContextHistory &) = delete; |
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| 64 | }; |
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| 65 | } // namespace lldb_private |
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| 66 | |
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| 67 | #endif // LLDB_SOURCE_PLUGINS_PROCESS_UTILITY_REGISTERCONTEXTHISTORY_H |
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| 68 | |
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