| //===-- NativeRegisterContextLinux_s390x.h ----------------------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #if defined(__s390x__) && defined(__linux__) |
| |
| #ifndef lldb_NativeRegisterContextLinux_s390x_h |
| #define lldb_NativeRegisterContextLinux_s390x_h |
| |
| #include "Plugins/Process/Linux/NativeRegisterContextLinux.h" |
| #include "Plugins/Process/Utility/RegisterContext_s390x.h" |
| #include "Plugins/Process/Utility/lldb-s390x-register-enums.h" |
| #include <asm/ptrace.h> |
| |
| namespace lldb_private { |
| namespace process_linux { |
| |
| class NativeProcessLinux; |
| |
| class NativeRegisterContextLinux_s390x : public NativeRegisterContextLinux { |
| public: |
| NativeRegisterContextLinux_s390x(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; |
| |
| 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: |
| Status DoReadRegisterValue(uint32_t offset, const char *reg_name, |
| uint32_t size, RegisterValue &value) override; |
| |
| Status DoWriteRegisterValue(uint32_t offset, const char *reg_name, |
| const RegisterValue &value) override; |
| |
| Status ReadGPR() override; |
| |
| Status WriteGPR() override; |
| |
| Status ReadFPR() override; |
| |
| Status WriteFPR() override; |
| |
| void *GetGPRBuffer() override { return &m_regs; } |
| size_t GetGPRSize() const override { return sizeof(m_regs); } |
| void *GetFPRBuffer() override { return &m_fp_regs; } |
| size_t GetFPRSize() override { return sizeof(m_fp_regs); } |
| |
| private: |
| // Info about register ranges. |
| struct RegInfo { |
| uint32_t num_registers; |
| uint32_t num_gpr_registers; |
| uint32_t num_fpr_registers; |
| |
| uint32_t last_gpr; |
| uint32_t first_fpr; |
| uint32_t last_fpr; |
| }; |
| |
| // Private member variables. |
| RegInfo m_reg_info; |
| lldb::addr_t m_watchpoint_addr; |
| |
| s390_regs m_regs; |
| s390_fp_regs m_fp_regs; |
| |
| // Private member methods. |
| bool IsRegisterSetAvailable(uint32_t set_index) const; |
| |
| bool IsGPR(uint32_t reg_index) const; |
| |
| bool IsFPR(uint32_t reg_index) const; |
| |
| Status PeekUserArea(uint32_t offset, void *buf, size_t buf_size); |
| |
| Status PokeUserArea(uint32_t offset, const void *buf, size_t buf_size); |
| |
| Status DoReadRegisterSet(uint32_t regset, void *buf, size_t buf_size); |
| |
| Status DoWriteRegisterSet(uint32_t regset, const void *buf, size_t buf_size); |
| }; |
| |
| } // namespace process_linux |
| } // namespace lldb_private |
| |
| #endif // #ifndef lldb_NativeRegisterContextLinux_s390x_h |
| |
| #endif // defined(__s390x__) && defined(__linux__) |