| //===-- UnwindAssemblyInstEmulation.h ----------------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef liblldb_UnwindAssemblyInstEmulation_h_ |
| #define liblldb_UnwindAssemblyInstEmulation_h_ |
| |
| #include "lldb/lldb-private.h" |
| #include "lldb/Core/EmulateInstruction.h" |
| #include "lldb/Core/RegisterValue.h" |
| #include "lldb/Symbol/UnwindPlan.h" |
| #include "lldb/Target/UnwindAssembly.h" |
| |
| class UnwindAssemblyInstEmulation : public lldb_private::UnwindAssembly |
| { |
| public: |
| |
| virtual |
| ~UnwindAssemblyInstEmulation () |
| { |
| } |
| |
| virtual bool |
| GetNonCallSiteUnwindPlanFromAssembly (lldb_private::AddressRange& func, |
| lldb_private::Thread& thread, |
| lldb_private::UnwindPlan& unwind_plan); |
| |
| virtual bool |
| GetFastUnwindPlan (lldb_private::AddressRange& func, |
| lldb_private::Thread& thread, |
| lldb_private::UnwindPlan &unwind_plan); |
| |
| // thread may be NULL in which case we only use the Target (e.g. if this is called pre-process-launch). |
| virtual bool |
| FirstNonPrologueInsn (lldb_private::AddressRange& func, |
| const lldb_private::ExecutionContext &exe_ctx, |
| lldb_private::Address& first_non_prologue_insn); |
| |
| static lldb_private::UnwindAssembly * |
| CreateInstance (const lldb_private::ArchSpec &arch); |
| |
| //------------------------------------------------------------------ |
| // PluginInterface protocol |
| //------------------------------------------------------------------ |
| static void |
| Initialize(); |
| |
| static void |
| Terminate(); |
| |
| static const char * |
| GetPluginNameStatic(); |
| |
| static const char * |
| GetPluginDescriptionStatic(); |
| |
| virtual const char * |
| GetPluginName(); |
| |
| virtual const char * |
| GetShortPluginName(); |
| |
| virtual uint32_t |
| GetPluginVersion(); |
| |
| private: |
| |
| static size_t |
| ReadMemory (lldb_private::EmulateInstruction *instruction, |
| void *baton, |
| const lldb_private::EmulateInstruction::Context &context, |
| lldb::addr_t addr, |
| void *dst, |
| size_t length); |
| |
| static size_t |
| WriteMemory (lldb_private::EmulateInstruction *instruction, |
| void *baton, |
| const lldb_private::EmulateInstruction::Context &context, |
| lldb::addr_t addr, |
| const void *dst, |
| size_t length); |
| |
| static bool |
| ReadRegister (lldb_private::EmulateInstruction *instruction, |
| void *baton, |
| const lldb_private::RegisterInfo *reg_info, |
| lldb_private::RegisterValue ®_value); |
| |
| static bool |
| WriteRegister (lldb_private::EmulateInstruction *instruction, |
| void *baton, |
| const lldb_private::EmulateInstruction::Context &context, |
| const lldb_private::RegisterInfo *reg_info, |
| const lldb_private::RegisterValue ®_value); |
| |
| |
| // size_t |
| // ReadMemory (lldb_private::EmulateInstruction *instruction, |
| // const lldb_private::EmulateInstruction::Context &context, |
| // lldb::addr_t addr, |
| // void *dst, |
| // size_t length); |
| |
| size_t |
| WriteMemory (lldb_private::EmulateInstruction *instruction, |
| const lldb_private::EmulateInstruction::Context &context, |
| lldb::addr_t addr, |
| const void *dst, |
| size_t length); |
| |
| bool |
| ReadRegister (lldb_private::EmulateInstruction *instruction, |
| const lldb_private::RegisterInfo *reg_info, |
| lldb_private::RegisterValue ®_value); |
| |
| bool |
| WriteRegister (lldb_private::EmulateInstruction *instruction, |
| const lldb_private::EmulateInstruction::Context &context, |
| const lldb_private::RegisterInfo *reg_info, |
| const lldb_private::RegisterValue ®_value); |
| |
| // Call CreateInstance to get an instance of this class |
| UnwindAssemblyInstEmulation (const lldb_private::ArchSpec &arch, |
| lldb_private::EmulateInstruction *inst_emulator) : |
| UnwindAssembly (arch), |
| m_inst_emulator_ap (inst_emulator), |
| m_range_ptr (NULL), |
| m_thread_ptr (NULL), |
| m_unwind_plan_ptr (NULL), |
| m_curr_row (), |
| m_curr_row_modified (false), |
| m_cfa_reg_info (), |
| m_fp_is_cfa (false), |
| m_register_values (), |
| m_pushed_regs() |
| { |
| if (m_inst_emulator_ap.get()) |
| { |
| m_inst_emulator_ap->SetBaton (this); |
| m_inst_emulator_ap->SetCallbacks (ReadMemory, WriteMemory, ReadRegister, WriteRegister); |
| } |
| } |
| |
| static uint64_t |
| MakeRegisterKindValuePair (const lldb_private::RegisterInfo ®_info); |
| |
| void |
| SetRegisterValue (const lldb_private::RegisterInfo ®_info, |
| const lldb_private::RegisterValue ®_value); |
| |
| bool |
| GetRegisterValue (const lldb_private::RegisterInfo ®_info, |
| lldb_private::RegisterValue ®_value); |
| |
| std::auto_ptr<lldb_private::EmulateInstruction> m_inst_emulator_ap; |
| lldb_private::AddressRange* m_range_ptr; |
| lldb_private::Thread* m_thread_ptr; |
| lldb_private::UnwindPlan* m_unwind_plan_ptr; |
| lldb_private::UnwindPlan::RowSP m_curr_row; |
| bool m_curr_row_modified; |
| typedef std::map<uint64_t, uint64_t> PushedRegisterToAddrMap; |
| uint64_t m_initial_sp; |
| lldb_private::RegisterInfo m_cfa_reg_info; |
| bool m_fp_is_cfa; |
| typedef std::map<uint64_t, lldb_private::RegisterValue> RegisterValueMap; |
| RegisterValueMap m_register_values; |
| PushedRegisterToAddrMap m_pushed_regs; |
| }; |
| |
| #endif // liblldb_UnwindAssemblyInstEmulation_h_ |