diff options
Diffstat (limited to 'lldb/source/Plugins/Process/Utility/RegisterContextThreadMemory.h')
| -rw-r--r-- | lldb/source/Plugins/Process/Utility/RegisterContextThreadMemory.h | 163 |
1 files changed, 74 insertions, 89 deletions
diff --git a/lldb/source/Plugins/Process/Utility/RegisterContextThreadMemory.h b/lldb/source/Plugins/Process/Utility/RegisterContextThreadMemory.h index b4680de7951..7e0a2a9f7f1 100644 --- a/lldb/source/Plugins/Process/Utility/RegisterContextThreadMemory.h +++ b/lldb/source/Plugins/Process/Utility/RegisterContextThreadMemory.h @@ -16,103 +16,88 @@ // Other libraries and framework includes // Project includes -#include "lldb/lldb-private.h" -#include "lldb/Target/RegisterContext.h" #include "lldb/Symbol/SymbolContext.h" +#include "lldb/Target/RegisterContext.h" +#include "lldb/lldb-private.h" namespace lldb_private { - -class RegisterContextThreadMemory : public lldb_private::RegisterContext -{ + +class RegisterContextThreadMemory : public lldb_private::RegisterContext { public: - RegisterContextThreadMemory (Thread &thread, - lldb::addr_t register_data_addr); - - ~RegisterContextThreadMemory() override; - - void - InvalidateAllRegisters() override; - - size_t - GetRegisterCount() override; - - const RegisterInfo * - GetRegisterInfoAtIndex(size_t reg) override; - - size_t - GetRegisterSetCount() override; - - const RegisterSet * - GetRegisterSet(size_t reg_set) override; - - bool - ReadRegister(const RegisterInfo *reg_info, RegisterValue ®_value) override; - - bool - WriteRegister(const RegisterInfo *reg_info, const RegisterValue ®_value) override; - - // These two functions are used to implement "push" and "pop" of register states. They are used primarily - // for expression evaluation, where we need to push a new state (storing the old one in data_sp) and then - // restoring the original state by passing the data_sp we got from ReadAllRegisters to WriteAllRegisterValues. - // ReadAllRegisters will do what is necessary to return a coherent set of register values for this thread, which - // may mean e.g. interrupting a thread that is sitting in a kernel trap. That is a somewhat disruptive operation, - // so these API's should only be used when this behavior is needed. - - bool - ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override; - - bool - WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override; - - bool - CopyFromRegisterContext (lldb::RegisterContextSP context); - - uint32_t - ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind, uint32_t num) override; - - uint32_t - NumSupportedHardwareBreakpoints() override; - - uint32_t - SetHardwareBreakpoint(lldb::addr_t addr, size_t size) override; - - bool - ClearHardwareBreakpoint(uint32_t hw_idx) override; - - uint32_t - NumSupportedHardwareWatchpoints() override; - - uint32_t - SetHardwareWatchpoint(lldb::addr_t addr, size_t size, bool read, bool write) override; - - bool - ClearHardwareWatchpoint(uint32_t hw_index) override; - - bool - HardwareSingleStep(bool enable) override; - - Error - ReadRegisterValueFromMemory(const lldb_private::RegisterInfo *reg_info, - lldb::addr_t src_addr, - uint32_t src_len, - RegisterValue ®_value) override; - - Error - WriteRegisterValueToMemory(const lldb_private::RegisterInfo *reg_info, - lldb::addr_t dst_addr, uint32_t dst_len, - const RegisterValue ®_value) override; + RegisterContextThreadMemory(Thread &thread, lldb::addr_t register_data_addr); + + ~RegisterContextThreadMemory() override; + + void InvalidateAllRegisters() override; + + size_t GetRegisterCount() override; + + const RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override; + + size_t GetRegisterSetCount() override; + + const RegisterSet *GetRegisterSet(size_t reg_set) override; + + bool ReadRegister(const RegisterInfo *reg_info, + RegisterValue ®_value) override; + + bool WriteRegister(const RegisterInfo *reg_info, + const RegisterValue ®_value) override; + + // These two functions are used to implement "push" and "pop" of register + // states. They are used primarily + // for expression evaluation, where we need to push a new state (storing the + // old one in data_sp) and then + // restoring the original state by passing the data_sp we got from + // ReadAllRegisters to WriteAllRegisterValues. + // ReadAllRegisters will do what is necessary to return a coherent set of + // register values for this thread, which + // may mean e.g. interrupting a thread that is sitting in a kernel trap. That + // is a somewhat disruptive operation, + // so these API's should only be used when this behavior is needed. + + bool ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override; + + bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override; + + bool CopyFromRegisterContext(lldb::RegisterContextSP context); + + uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind, + uint32_t num) override; + + uint32_t NumSupportedHardwareBreakpoints() override; + + uint32_t SetHardwareBreakpoint(lldb::addr_t addr, size_t size) override; + + bool ClearHardwareBreakpoint(uint32_t hw_idx) override; + + uint32_t NumSupportedHardwareWatchpoints() override; + + uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size, bool read, + bool write) override; + + bool ClearHardwareWatchpoint(uint32_t hw_index) override; + + bool HardwareSingleStep(bool enable) override; + + Error ReadRegisterValueFromMemory(const lldb_private::RegisterInfo *reg_info, + lldb::addr_t src_addr, uint32_t src_len, + RegisterValue ®_value) override; + + Error WriteRegisterValueToMemory(const lldb_private::RegisterInfo *reg_info, + lldb::addr_t dst_addr, uint32_t dst_len, + const RegisterValue ®_value) override; protected: - void - UpdateRegisterContext (); - - lldb::ThreadWP m_thread_wp; - lldb::RegisterContextSP m_reg_ctx_sp; - lldb::addr_t m_register_data_addr; - uint32_t m_stop_id; + void UpdateRegisterContext(); + + lldb::ThreadWP m_thread_wp; + lldb::RegisterContextSP m_reg_ctx_sp; + lldb::addr_t m_register_data_addr; + uint32_t m_stop_id; private: - DISALLOW_COPY_AND_ASSIGN (RegisterContextThreadMemory); + DISALLOW_COPY_AND_ASSIGN(RegisterContextThreadMemory); }; } // namespace lldb_private |
