| //===-- NativeRegisterContextLinux_x86_64.h ---------------------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #if defined(__i386__) || defined(__x86_64__) |
| |
| #ifndef lldb_NativeRegisterContextLinux_x86_64_h |
| #define lldb_NativeRegisterContextLinux_x86_64_h |
| |
| #include "Plugins/Process/Linux/NativeRegisterContextLinux.h" |
| #include "Plugins/Process/Utility/RegisterContext_x86.h" |
| #include "Plugins/Process/Utility/lldb-x86-register-enums.h" |
| #include <sys/uio.h> |
| |
| namespace lldb_private { |
| namespace process_linux { |
| |
| class NativeProcessLinux; |
| |
| class NativeRegisterContextLinux_x86_64 : public NativeRegisterContextLinux { |
| public: |
| NativeRegisterContextLinux_x86_64(const ArchSpec &target_arch, |
| NativeThreadProtocol &native_thread); |
| |
| uint32_t GetRegisterSetCount() const override; |
| |
| const RegisterSet *GetRegisterSet(uint32_t set_index) const override; |
| |
| uint32_t GetUserRegisterCount() const override; |
| |
| Status ReadRegister(const RegisterInfo *reg_info, |
| RegisterValue ®_value) override; |
| |
| Status WriteRegister(const RegisterInfo *reg_info, |
| const RegisterValue ®_value) override; |
| |
| Status ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override; |
| |
| Status WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override; |
| |
| Status IsWatchpointHit(uint32_t wp_index, bool &is_hit) override; |
| |
| Status GetWatchpointHitIndex(uint32_t &wp_index, |
| lldb::addr_t trap_addr) override; |
| |
| Status IsWatchpointVacant(uint32_t wp_index, bool &is_vacant) override; |
| |
| bool ClearHardwareWatchpoint(uint32_t wp_index) override; |
| |
| Status ClearAllHardwareWatchpoints() override; |
| |
| Status SetHardwareWatchpointWithIndex(lldb::addr_t addr, size_t size, |
| uint32_t watch_flags, |
| uint32_t wp_index); |
| |
| uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size, |
| uint32_t watch_flags) override; |
| |
| lldb::addr_t GetWatchpointAddress(uint32_t wp_index) override; |
| |
| uint32_t NumSupportedHardwareWatchpoints() override; |
| |
| protected: |
| void *GetGPRBuffer() override { return &m_gpr_x86_64; } |
| |
| void *GetFPRBuffer() override; |
| |
| size_t GetFPRSize() override; |
| |
| Status ReadFPR() override; |
| |
| Status WriteFPR() override; |
| |
| private: |
| // Private member types. |
| enum class XStateType { Invalid, FXSAVE, XSAVE }; |
| enum class RegSet { gpr, fpu, avx, mpx }; |
| |
| // Info about register ranges. |
| struct RegInfo { |
| uint32_t num_registers; |
| uint32_t num_gpr_registers; |
| uint32_t num_fpr_registers; |
| uint32_t num_avx_registers; |
| uint32_t num_mpx_registers; |
| uint32_t last_gpr; |
| uint32_t first_fpr; |
| uint32_t last_fpr; |
| uint32_t first_st; |
| uint32_t last_st; |
| uint32_t first_mm; |
| uint32_t last_mm; |
| uint32_t first_xmm; |
| uint32_t last_xmm; |
| uint32_t first_ymm; |
| uint32_t last_ymm; |
| uint32_t first_mpxr; |
| uint32_t last_mpxr; |
| uint32_t first_mpxc; |
| uint32_t last_mpxc; |
| uint32_t first_dr; |
| uint32_t gpr_flags; |
| }; |
| |
| // Private member variables. |
| mutable XStateType m_xstate_type; |
| FPR m_fpr; // Extended States Area, named FPR for historical reasons. |
| struct iovec m_iovec; |
| YMM m_ymm_set; |
| MPX m_mpx_set; |
| RegInfo m_reg_info; |
| uint64_t m_gpr_x86_64[k_num_gpr_registers_x86_64]; |
| uint32_t m_fctrl_offset_in_userarea; |
| |
| // Private member methods. |
| bool IsCPUFeatureAvailable(RegSet feature_code) const; |
| |
| bool IsRegisterSetAvailable(uint32_t set_index) const; |
| |
| bool IsGPR(uint32_t reg_index) const; |
| |
| bool IsFPR(uint32_t reg_index) const; |
| |
| bool CopyXSTATEtoYMM(uint32_t reg_index, lldb::ByteOrder byte_order); |
| |
| bool CopyYMMtoXSTATE(uint32_t reg, lldb::ByteOrder byte_order); |
| |
| bool IsAVX(uint32_t reg_index) const; |
| |
| bool CopyXSTATEtoMPX(uint32_t reg); |
| |
| bool CopyMPXtoXSTATE(uint32_t reg); |
| |
| bool IsMPX(uint32_t reg_index) const; |
| |
| void UpdateXSTATEforWrite(uint32_t reg_index); |
| }; |
| |
| } // namespace process_linux |
| } // namespace lldb_private |
| |
| #endif // #ifndef lldb_NativeRegisterContextLinux_x86_64_h |
| |
| #endif // defined(__i386__) || defined(__x86_64__) |