| //===-- NativeRegisterContextFreeBSD_arm64.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(__aarch64__) |
| |
| #ifndef lldb_NativeRegisterContextFreeBSD_arm64_h |
| #define lldb_NativeRegisterContextFreeBSD_arm64_h |
| |
| // clang-format off |
| #include <sys/types.h> |
| #include <sys/param.h> |
| #include <machine/reg.h> |
| // clang-format on |
| |
| #include "Plugins/Process/FreeBSD/NativeRegisterContextFreeBSD.h" |
| #include "Plugins/Process/Utility/NativeRegisterContextDBReg_arm64.h" |
| #include "Plugins/Process/Utility/RegisterInfoPOSIX_arm64.h" |
| |
| #include <array> |
| |
| #if __FreeBSD_version >= 1300139 |
| # define LLDB_HAS_FREEBSD_WATCHPOINT 1 |
| #endif |
| |
| namespace lldb_private { |
| namespace process_freebsd { |
| |
| class NativeProcessFreeBSD; |
| |
| class NativeRegisterContextFreeBSD_arm64 |
| : public NativeRegisterContextFreeBSD, |
| public NativeRegisterContextDBReg_arm64 { |
| public: |
| NativeRegisterContextFreeBSD_arm64(const ArchSpec &target_arch, |
| NativeThreadProtocol &native_thread); |
| |
| uint32_t GetRegisterSetCount() const override; |
| |
| uint32_t GetUserRegisterCount() const override; |
| |
| const RegisterSet *GetRegisterSet(uint32_t set_index) 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; |
| |
| llvm::Error |
| CopyHardwareWatchpointsFrom(NativeRegisterContextFreeBSD &source) override; |
| |
| private: |
| // Due to alignment, FreeBSD reg/fpreg are a few bytes larger than |
| // LLDB's GPR/FPU structs. However, all fields have matching offsets |
| // and sizes, so we do not have to worry about these (and we have |
| // a unittest to assert that). |
| std::array<uint8_t, sizeof(reg) + sizeof(fpreg)> m_reg_data; |
| #ifdef LLDB_HAS_FREEBSD_WATCHPOINT |
| dbreg m_dbreg; |
| bool m_read_dbreg; |
| #endif |
| |
| Status ReadRegisterSet(uint32_t set); |
| Status WriteRegisterSet(uint32_t set); |
| |
| llvm::Error ReadHardwareDebugInfo() override; |
| llvm::Error WriteHardwareDebugRegs(DREGType hwbType) override; |
| |
| RegisterInfoPOSIX_arm64 &GetRegisterInfo() const; |
| }; |
| |
| } // namespace process_freebsd |
| } // namespace lldb_private |
| |
| #endif // #ifndef lldb_NativeRegisterContextFreeBSD_arm64_h |
| |
| #endif // defined (__aarch64__) |