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(_WIN64)
10 #ifndef liblldb_NativeRegisterContextWindows_x86_64_h_
11 #define liblldb_NativeRegisterContextWindows_x86_64_h_
12 
13 #include "Plugins/Process/Utility/RegisterContext_x86.h"
14 #include "Plugins/Process/Utility/lldb-x86-register-enums.h"
15 
16 #include "NativeRegisterContextWindows.h"
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::DataBufferSP &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   Status SetHardwareWatchpointWithIndex(lldb::addr_t addr, size_t size,
54                                         uint32_t watch_flags,
55                                         uint32_t wp_index);
56 
57   uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size,
58                                  uint32_t watch_flags) override;
59 
60   lldb::addr_t GetWatchpointAddress(uint32_t wp_index) override;
61 
62   uint32_t NumSupportedHardwareWatchpoints() override;
63 
64 protected:
65   Status GPRRead(const uint32_t reg, RegisterValue &reg_value);
66 
67   Status GPRWrite(const uint32_t reg, const RegisterValue &reg_value);
68 
69   Status FPRRead(const uint32_t reg, RegisterValue &reg_value);
70 
71   Status FPRWrite(const uint32_t reg, const RegisterValue &reg_value);
72 
73 private:
74   bool IsGPR(uint32_t reg_index) const;
75 
76   bool IsFPR(uint32_t reg_index) const;
77 };
78 
79 } // namespace lldb_private
80 
81 #endif // liblldb_NativeRegisterContextWindows_x86_64_h_
82 #endif // defined(_WIN64)
83