1 //===-- RegisterContextWindows.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 #ifndef liblldb_RegisterContextWindows_H_
10 #define liblldb_RegisterContextWindows_H_
11 
12 #include "lldb/Target/RegisterContext.h"
13 #include "lldb/lldb-forward.h"
14 
15 namespace lldb_private {
16 
17 class Thread;
18 
19 class RegisterContextWindows : public lldb_private::RegisterContext {
20 public:
21   // Constructors and Destructors
22   RegisterContextWindows(Thread &thread, uint32_t concrete_frame_idx);
23 
24   virtual ~RegisterContextWindows();
25 
26   // Subclasses must override these functions
27   void InvalidateAllRegisters() override;
28 
29   bool ReadAllRegisterValues(lldb::DataBufferSP &data_sp) override;
30 
31   bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp) override;
32 
33   uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind,
34                                                uint32_t num) override;
35 
36   // Subclasses can override these functions if desired
37   uint32_t NumSupportedHardwareBreakpoints() override;
38 
39   uint32_t SetHardwareBreakpoint(lldb::addr_t addr, size_t size) override;
40 
41   bool ClearHardwareBreakpoint(uint32_t hw_idx) override;
42 
43   uint32_t NumSupportedHardwareWatchpoints() override;
44 
45   uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size, bool read,
46                                  bool write) override;
47 
48   bool ClearHardwareWatchpoint(uint32_t hw_index) override;
49 
50   bool HardwareSingleStep(bool enable) override;
51 
52 protected:
53   virtual bool CacheAllRegisterValues();
54 
55   CONTEXT m_context;
56   bool m_context_stale;
57 };
58 }
59 
60 #endif // #ifndef liblldb_RegisterContextWindows_H_
61