contrib/llvm/tools/lldb/source/Plugins/JITLoader/GDB/JITLoaderGDB.h

   1 //===-- JITLoaderGDB.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_JITLoaderGDB_h_
  11 #define liblldb_JITLoaderGDB_h_
  12
  13 // C Includes
  14 // C++ Includes
  15 #include <map>
  16 #include <vector>
  17 #include <string>
  18
  19 #include "lldb/Target/JITLoader.h"
  20 #include "lldb/Target/Process.h"
  21
  22 class JITLoaderGDB : public lldb_private::JITLoader
  23 {
  24 public:
  25     //------------------------------------------------------------------
  26     // Static Functions
  27     //------------------------------------------------------------------
  28     static void
  29     Initialize();
  30
  31     static void
  32     Terminate();
  33
  34     static lldb_private::ConstString
  35     GetPluginNameStatic();
  36
  37     static const char *
  38     GetPluginDescriptionStatic();
  39
  40     static lldb::JITLoaderSP
  41     CreateInstance (lldb_private::Process *process, bool force);
  42
  43     JITLoaderGDB (lldb_private::Process *process);
  44
  45     virtual
  46     ~JITLoaderGDB ();
  47
  48     //------------------------------------------------------------------
  49     // PluginInterface protocol
  50     //------------------------------------------------------------------
  51     virtual lldb_private::ConstString
  52     GetPluginName();
  53
  54     virtual uint32_t
  55     GetPluginVersion();
  56
  57     //------------------------------------------------------------------
  58     // JITLoader interface
  59     //------------------------------------------------------------------
  60     virtual void
  61     DidAttach ();
  62
  63     virtual void
  64     DidLaunch ();
  65
  66     virtual void
  67     ModulesDidLoad (lldb_private::ModuleList &module_list);
  68
  69 private:
  70     lldb::addr_t
  71     GetSymbolAddress(lldb_private::ModuleList &module_list,
  72                      const lldb_private::ConstString &name,
  73                      lldb::SymbolType symbol_type) const;
  74
  75     void
  76     SetJITBreakpoint(lldb_private::ModuleList &module_list);
  77
  78     bool
  79     DidSetJITBreakpoint() const;
  80
  81     bool
  82     ReadJITDescriptor(bool all_entries);
  83
  84     static bool
  85     JITDebugBreakpointHit(void *baton,
  86                           lldb_private::StoppointCallbackContext *context,
  87                           lldb::user_id_t break_id,
  88                           lldb::user_id_t break_loc_id);
  89
  90     static void
  91     ProcessStateChangedCallback(void *baton,
  92                                 lldb_private::Process *process,
  93                                 lldb::StateType state);
  94
  95     // A collection of in-memory jitted object addresses and their corresponding modules
  96     typedef std::map<lldb::addr_t, const lldb::ModuleSP> JITObjectMap;
  97     JITObjectMap m_jit_objects;
  98
  99     lldb::user_id_t m_jit_break_id;
 100     lldb::addr_t m_jit_descriptor_addr;
 101
 102 };
 103
 104 #endif