1 //===-- DynamicRegisterInfo.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 lldb_DynamicRegisterInfo_h_
11 #define lldb_DynamicRegisterInfo_h_
12 
13 // C Includes
14 // C++ Includes
15 #include <map>
16 #include <vector>
17 
18 // Other libraries and framework includes
19 // Project includes
20 #include "lldb/Utility/ConstString.h"
21 #include "lldb/Utility/StructuredData.h"
22 #include "lldb/lldb-private.h"
23 
24 class DynamicRegisterInfo {
25 public:
26   DynamicRegisterInfo();
27 
28   DynamicRegisterInfo(const lldb_private::StructuredData::Dictionary &dict,
29                       const lldb_private::ArchSpec &arch);
30 
31   virtual ~DynamicRegisterInfo();
32 
33   size_t SetRegisterInfo(const lldb_private::StructuredData::Dictionary &dict,
34                          const lldb_private::ArchSpec &arch);
35 
36   void AddRegister(lldb_private::RegisterInfo &reg_info,
37                    lldb_private::ConstString &reg_name,
38                    lldb_private::ConstString &reg_alt_name,
39                    lldb_private::ConstString &set_name);
40 
41   void Finalize(const lldb_private::ArchSpec &arch);
42 
43   size_t GetNumRegisters() const;
44 
45   size_t GetNumRegisterSets() const;
46 
47   size_t GetRegisterDataByteSize() const;
48 
49   const lldb_private::RegisterInfo *GetRegisterInfoAtIndex(uint32_t i) const;
50 
51   lldb_private::RegisterInfo *GetRegisterInfoAtIndex(uint32_t i);
52 
53   const lldb_private::RegisterSet *GetRegisterSet(uint32_t i) const;
54 
55   uint32_t GetRegisterSetIndexByName(lldb_private::ConstString &set_name,
56                                      bool can_create);
57 
58   uint32_t ConvertRegisterKindToRegisterNumber(uint32_t kind,
59                                                uint32_t num) const;
60 
61   void Dump() const;
62 
63   void Clear();
64 
65 protected:
66   //------------------------------------------------------------------
67   // Classes that inherit from DynamicRegisterInfo can see and modify these
68   //------------------------------------------------------------------
69   typedef std::vector<lldb_private::RegisterInfo> reg_collection;
70   typedef std::vector<lldb_private::RegisterSet> set_collection;
71   typedef std::vector<uint32_t> reg_num_collection;
72   typedef std::vector<reg_num_collection> set_reg_num_collection;
73   typedef std::vector<lldb_private::ConstString> name_collection;
74   typedef std::map<uint32_t, reg_num_collection> reg_to_regs_map;
75   typedef std::vector<uint8_t> dwarf_opcode;
76   typedef std::map<uint32_t, dwarf_opcode> dynamic_reg_size_map;
77 
78   lldb_private::RegisterInfo *
79   GetRegisterInfo(const lldb_private::ConstString &reg_name);
80 
81   reg_collection m_regs;
82   set_collection m_sets;
83   set_reg_num_collection m_set_reg_nums;
84   name_collection m_set_names;
85   reg_to_regs_map m_value_regs_map;
86   reg_to_regs_map m_invalidate_regs_map;
87   dynamic_reg_size_map m_dynamic_reg_size_map;
88   size_t m_reg_data_byte_size; // The number of bytes required to store all
89                                // registers
90   bool m_finalized;
91 };
92 
93 #endif // lldb_DynamicRegisterInfo_h_
94