1 //===-- RegisterContextPOSIX_arm64.h ----------------------------*- C++ -*-===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 #ifndef liblldb_RegisterContextPOSIX_arm64_h_
10 #define liblldb_RegisterContextPOSIX_arm64_h_
12 #include "RegisterInfoInterface.h"
13 #include "lldb-arm64-register-enums.h"
14 #include "lldb/Target/RegisterContext.h"
15 #include "lldb/Utility/Log.h"
19 class RegisterContextPOSIX_arm64 : public lldb_private::RegisterContext {
21 RegisterContextPOSIX_arm64(
22 lldb_private::Thread &thread, uint32_t concrete_frame_idx,
23 lldb_private::RegisterInfoInterface *register_info);
25 ~RegisterContextPOSIX_arm64() override;
29 void InvalidateAllRegisters() override;
31 size_t GetRegisterCount() override;
33 virtual size_t GetGPRSize();
35 virtual unsigned GetRegisterSize(unsigned reg);
37 virtual unsigned GetRegisterOffset(unsigned reg);
39 const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
41 size_t GetRegisterSetCount() override;
43 const lldb_private::RegisterSet *GetRegisterSet(size_t set) override;
45 const char *GetRegisterName(unsigned reg);
47 uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind,
48 uint32_t num) override;
52 uint32_t num_registers;
53 uint32_t num_gpr_registers;
54 uint32_t num_fpr_registers;
66 // based on RegisterContextDarwin_arm64.h
71 // based on RegisterContextDarwin_arm64.h
78 uint64_t m_gpr_arm64[lldb_private::k_num_gpr_registers_arm64]; // 64-bit
83 struct RegisterContextPOSIX_arm64::FPU
84 m_fpr; // floating-point registers including extended register sets.
85 std::unique_ptr<lldb_private::RegisterInfoInterface>
86 m_register_info_up; // Register Info Interface (FreeBSD or Linux)
88 // Determines if an extended register set is supported on the processor
89 // running the inferior process.
90 virtual bool IsRegisterSetAvailable(size_t set_index);
92 virtual const lldb_private::RegisterInfo *GetRegisterInfo();
94 bool IsGPR(unsigned reg);
96 bool IsFPR(unsigned reg);
98 lldb::ByteOrder GetByteOrder();
100 virtual bool ReadGPR() = 0;
101 virtual bool ReadFPR() = 0;
102 virtual bool WriteGPR() = 0;
103 virtual bool WriteFPR() = 0;
106 #endif // liblldb_RegisterContextPOSIX_arm64_h_