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[FreeBSD/FreeBSD.git] / contrib / llvm / tools / lldb / source / Plugins / Process / Utility / RegisterContextPOSIX_s390x.h
1 //===-- RegisterContextPOSIX_s390x.h ----------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9
10 #ifndef liblldb_RegisterContextPOSIX_s390x_h_
11 #define liblldb_RegisterContextPOSIX_s390x_h_
12
13 #include "RegisterContext_s390x.h"
14 #include "RegisterInfoInterface.h"
15 #include "lldb-s390x-register-enums.h"
16 #include "lldb/Target/RegisterContext.h"
17 #include "lldb/Utility/Log.h"
18
19 class ProcessMonitor;
20
21 class RegisterContextPOSIX_s390x : public lldb_private::RegisterContext {
22 public:
23   RegisterContextPOSIX_s390x(
24       lldb_private::Thread &thread, uint32_t concrete_frame_idx,
25       lldb_private::RegisterInfoInterface *register_info);
26
27   ~RegisterContextPOSIX_s390x() override;
28
29   void Invalidate();
30
31   void InvalidateAllRegisters() override;
32
33   size_t GetRegisterCount() override;
34
35   virtual unsigned GetRegisterSize(unsigned reg);
36
37   virtual unsigned GetRegisterOffset(unsigned reg);
38
39   const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(size_t reg) override;
40
41   size_t GetRegisterSetCount() override;
42
43   const lldb_private::RegisterSet *GetRegisterSet(size_t set) override;
44
45   const char *GetRegisterName(unsigned reg);
46
47   uint32_t ConvertRegisterKindToRegisterNumber(lldb::RegisterKind kind,
48                                                uint32_t num) override;
49
50 protected:
51   struct RegInfo {
52     uint32_t num_registers;
53     uint32_t num_gpr_registers;
54     uint32_t num_fpr_registers;
55
56     uint32_t last_gpr;
57     uint32_t first_fpr;
58     uint32_t last_fpr;
59   };
60
61   RegInfo m_reg_info;
62   std::unique_ptr<lldb_private::RegisterInfoInterface> m_register_info_ap;
63
64   virtual bool IsRegisterSetAvailable(size_t set_index);
65
66   virtual const lldb_private::RegisterInfo *GetRegisterInfo();
67
68   bool IsGPR(unsigned reg);
69
70   bool IsFPR(unsigned reg);
71
72   lldb::ByteOrder GetByteOrder();
73
74   virtual bool ReadGPR() = 0;
75   virtual bool ReadFPR() = 0;
76   virtual bool WriteGPR() = 0;
77   virtual bool WriteFPR() = 0;
78 };
79
80 #endif // liblldb_RegisterContextPOSIX_s390x_h_