1 //===-- RegisterContextPOSIXProcessMonitor_powerpc.h -------------*- C++
2 //-*-===//
3 //
4 //                     The LLVM Compiler Infrastructure
5 //
6 // This file is distributed under the University of Illinois Open Source
7 // License. See LICENSE.TXT for details.
8 //
9 //===----------------------------------------------------------------------===//
10 
11 #ifndef liblldb_RegisterContextPOSIXProcessMonitor_powerpc_H_
12 #define liblldb_RegisterContextPOSIXProcessMonitor_powerpc_H_
13 
14 #include "Plugins/Process/Utility/RegisterContextPOSIX_powerpc.h"
15 #include "RegisterContextPOSIX.h"
16 
17 class RegisterContextPOSIXProcessMonitor_powerpc
18     : public RegisterContextPOSIX_powerpc,
19       public POSIXBreakpointProtocol {
20 public:
21   RegisterContextPOSIXProcessMonitor_powerpc(
22       lldb_private::Thread &thread, uint32_t concrete_frame_idx,
23       lldb_private::RegisterInfoInterface *register_info);
24 
25 protected:
26   bool IsVMX();
27 
28   bool ReadGPR();
29 
30   bool ReadFPR();
31 
32   bool ReadVMX();
33 
34   bool WriteGPR();
35 
36   bool WriteFPR();
37 
38   bool WriteVMX();
39 
40   // lldb_private::RegisterContext
41   bool ReadRegister(const unsigned reg, lldb_private::RegisterValue &value);
42 
43   bool WriteRegister(const unsigned reg,
44                      const lldb_private::RegisterValue &value);
45 
46   bool ReadRegister(const lldb_private::RegisterInfo *reg_info,
47                     lldb_private::RegisterValue &value);
48 
49   bool WriteRegister(const lldb_private::RegisterInfo *reg_info,
50                      const lldb_private::RegisterValue &value);
51 
52   bool ReadAllRegisterValues(lldb::DataBufferSP &data_sp);
53 
54   bool WriteAllRegisterValues(const lldb::DataBufferSP &data_sp);
55 
56   uint32_t SetHardwareWatchpoint(lldb::addr_t addr, size_t size, bool read,
57                                  bool write);
58 
59   bool ClearHardwareWatchpoint(uint32_t hw_index);
60 
61   bool HardwareSingleStep(bool enable);
62 
63   // POSIXBreakpointProtocol
64   bool UpdateAfterBreakpoint();
65 
66   unsigned GetRegisterIndexFromOffset(unsigned offset);
67 
68   bool IsWatchpointHit(uint32_t hw_index);
69 
70   bool ClearWatchpointHits();
71 
72   lldb::addr_t GetWatchpointAddress(uint32_t hw_index);
73 
74   bool IsWatchpointVacant(uint32_t hw_index);
75 
76   bool SetHardwareWatchpointWithIndex(lldb::addr_t addr, size_t size, bool read,
77                                       bool write, uint32_t hw_index);
78 
79   uint32_t NumSupportedHardwareWatchpoints();
80 
81 private:
82   ProcessMonitor &GetMonitor();
83 };
84 
85 #endif
86