LLDB  mainline
NativeRegisterContextWindows_x86_64.h
Go to the documentation of this file.
1 //===-- NativeRegisterContextWindows_x86_64.h -------------------*- C++ -*-===//
2 //
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
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #if defined(__x86_64__) || defined(_M_X64)
10 #ifndef liblldb_NativeRegisterContextWindows_x86_64_h_
11 #define liblldb_NativeRegisterContextWindows_x86_64_h_
12 
15 
17 
18 namespace lldb_private {
19 
20 class NativeThreadWindows;
21 
22 class NativeRegisterContextWindows_x86_64
23  : public NativeRegisterContextWindows {
24 public:
25  NativeRegisterContextWindows_x86_64(const ArchSpec &target_arch,
26  NativeThreadProtocol &native_thread);
27 
28  uint32_t GetRegisterSetCount() const override;
29 
30  const RegisterSet *GetRegisterSet(uint32_t set_index) const override;
31 
32  Status ReadRegister(const RegisterInfo *reg_info,
33  RegisterValue &reg_value) override;
34 
35  Status WriteRegister(const RegisterInfo *reg_info,
36  const RegisterValue &reg_value) override;
37 
38  Status ReadAllRegisterValues(lldb::WritableDataBufferSP &data_sp) override;
39 
40  Status WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override;
41 
42  Status IsWatchpointHit(uint32_t wp_index, bool &is_hit) override;
43 
44  Status GetWatchpointHitIndex(uint32_t &wp_index,
45  lldb::addr_t trap_addr) override;
46 
47  Status IsWatchpointVacant(uint32_t wp_index, bool &is_vacant) override;
48 
49  bool ClearHardwareWatchpoint(uint32_t wp_index) override;
50 
51  Status ClearAllHardwareWatchpoints() override;
52 
53  uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size,
54  uint32_t watch_flags) override;
55 
56  lldb::addr_t GetWatchpointAddress(uint32_t wp_index) override;
57 
58  uint32_t NumSupportedHardwareWatchpoints() override;
59 
60 protected:
61  Status GPRRead(const uint32_t reg, RegisterValue &reg_value);
62  Status GPRWrite(const uint32_t reg, const RegisterValue &reg_value);
63 
64  Status FPRRead(const uint32_t reg, RegisterValue &reg_value);
65  Status FPRWrite(const uint32_t reg, const RegisterValue &reg_value);
66 
67  Status DRRead(const uint32_t reg, RegisterValue &reg_value);
68  Status DRWrite(const uint32_t reg, const RegisterValue &reg_value);
69 
70 private:
71  Status ApplyHardwareBreakpoint(uint32_t wp_index, lldb::addr_t addr,
72  size_t size, uint32_t flags);
73 
74  bool IsGPR(uint32_t reg_index) const;
75  bool IsFPR(uint32_t reg_index) const;
76  bool IsDR(uint32_t reg_index) const;
77 };
78 
79 } // namespace lldb_private
80 
81 #endif // liblldb_NativeRegisterContextWindows_x86_64_h_
82 #endif // defined(__x86_64__) || defined(_M_X64)
NativeRegisterContextWindows.h
lldb::addr_t
uint64_t addr_t
Definition: lldb-types.h:83
uint32_t
lldb-x86-register-enums.h
RegisterContext_x86.h
lldb_private
A class that represents a running process on the host machine.
Definition: SBCommandInterpreterRunOptions.h:16
lldb_private::LineStatus::Status
@ Status