1//===-- NativeRegisterContextWindows_WoW64.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_WoW64_h_
11#define liblldb_NativeRegisterContextWindows_WoW64_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
18namespace lldb_private {
19
20class NativeThreadWindows;
21
22class NativeRegisterContextWindows_WoW64 : public NativeRegisterContextWindows {
23public:
24 NativeRegisterContextWindows_WoW64(const ArchSpec &target_arch,
25 NativeThreadProtocol &native_thread);
26
27 uint32_t GetRegisterSetCount() const override;
28
29 const RegisterSet *GetRegisterSet(uint32_t set_index) const override;
30
31 Status ReadRegister(const RegisterInfo *reg_info,
32 RegisterValue &reg_value) override;
33
34 Status WriteRegister(const RegisterInfo *reg_info,
35 const RegisterValue &reg_value) override;
36
37 Status ReadAllRegisterValues(lldb::WritableDataBufferSP &data_sp) override;
38
39 Status WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override;
40
41 Status IsWatchpointHit(uint32_t wp_index, bool &is_hit) override;
42
43 Status GetWatchpointHitIndex(uint32_t &wp_index,
44 lldb::addr_t trap_addr) override;
45
46 Status IsWatchpointVacant(uint32_t wp_index, bool &is_vacant) override;
47
48 bool ClearHardwareWatchpoint(uint32_t wp_index) override;
49
50 Status ClearAllHardwareWatchpoints() override;
51
52 uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size,
53 uint32_t watch_flags) override;
54
55 lldb::addr_t GetWatchpointAddress(uint32_t wp_index) override;
56
57 uint32_t NumSupportedHardwareWatchpoints() override;
58
59protected:
60 Status GPRRead(const uint32_t reg, RegisterValue &reg_value);
61 Status GPRWrite(const uint32_t reg, const RegisterValue &reg_value);
62
63 Status DRRead(const uint32_t reg, RegisterValue &reg_value);
64 Status DRWrite(const uint32_t reg, const RegisterValue &reg_value);
65
66private:
67 Status ApplyHardwareBreakpoint(uint32_t wp_index, lldb::addr_t addr,
68 size_t size, uint32_t flags);
69
70 bool IsGPR(uint32_t reg_index) const;
71 bool IsDR(uint32_t reg_index) const;
72};
73
74} // namespace lldb_private
75
76#endif // liblldb_NativeRegisterContextWindows_WoW64_h_
77#endif // defined(__x86_64__) || defined(_M_X64)
78

source code of lldb/source/Plugins/Process/Windows/Common/NativeRegisterContextWindows_WoW64.h