xref: /freebsd-src/contrib/llvm-project/lldb/source/Plugins/JITLoader/GDB/JITLoaderGDB.h (revision 349cc55c9796c4596a5b9904cd3281af295f878f)
10b57cec5SDimitry Andric //===-- JITLoaderGDB.h ------------------------------------------*- C++ -*-===//
20b57cec5SDimitry Andric //
30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information.
50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
60b57cec5SDimitry Andric //
70b57cec5SDimitry Andric //===----------------------------------------------------------------------===//
80b57cec5SDimitry Andric 
95ffd83dbSDimitry Andric #ifndef LLDB_SOURCE_PLUGINS_JITLOADER_GDB_JITLOADERGDB_H
105ffd83dbSDimitry Andric #define LLDB_SOURCE_PLUGINS_JITLOADER_GDB_JITLOADERGDB_H
110b57cec5SDimitry Andric 
120b57cec5SDimitry Andric #include <map>
130b57cec5SDimitry Andric 
140b57cec5SDimitry Andric #include "lldb/Target/JITLoader.h"
150b57cec5SDimitry Andric #include "lldb/Target/Process.h"
160b57cec5SDimitry Andric 
170b57cec5SDimitry Andric class JITLoaderGDB : public lldb_private::JITLoader {
180b57cec5SDimitry Andric public:
190b57cec5SDimitry Andric   JITLoaderGDB(lldb_private::Process *process);
200b57cec5SDimitry Andric 
210b57cec5SDimitry Andric   ~JITLoaderGDB() override;
220b57cec5SDimitry Andric 
230b57cec5SDimitry Andric   // Static Functions
240b57cec5SDimitry Andric   static void Initialize();
250b57cec5SDimitry Andric 
260b57cec5SDimitry Andric   static void Terminate();
270b57cec5SDimitry Andric 
GetPluginNameStatic()28*349cc55cSDimitry Andric   static llvm::StringRef GetPluginNameStatic() { return "gdb"; }
290b57cec5SDimitry Andric 
30*349cc55cSDimitry Andric   static llvm::StringRef GetPluginDescriptionStatic();
310b57cec5SDimitry Andric 
320b57cec5SDimitry Andric   static lldb::JITLoaderSP CreateInstance(lldb_private::Process *process,
330b57cec5SDimitry Andric                                           bool force);
340b57cec5SDimitry Andric 
350b57cec5SDimitry Andric   static void DebuggerInitialize(lldb_private::Debugger &debugger);
360b57cec5SDimitry Andric 
370b57cec5SDimitry Andric   // PluginInterface protocol
GetPluginName()38*349cc55cSDimitry Andric   llvm::StringRef GetPluginName() override { return GetPluginNameStatic(); }
390b57cec5SDimitry Andric 
400b57cec5SDimitry Andric   // JITLoader interface
410b57cec5SDimitry Andric   void DidAttach() override;
420b57cec5SDimitry Andric 
430b57cec5SDimitry Andric   void DidLaunch() override;
440b57cec5SDimitry Andric 
450b57cec5SDimitry Andric   void ModulesDidLoad(lldb_private::ModuleList &module_list) override;
460b57cec5SDimitry Andric 
470b57cec5SDimitry Andric private:
480b57cec5SDimitry Andric   lldb::addr_t GetSymbolAddress(lldb_private::ModuleList &module_list,
490b57cec5SDimitry Andric                                 lldb_private::ConstString name,
500b57cec5SDimitry Andric                                 lldb::SymbolType symbol_type) const;
510b57cec5SDimitry Andric 
520b57cec5SDimitry Andric   void SetJITBreakpoint(lldb_private::ModuleList &module_list);
530b57cec5SDimitry Andric 
540b57cec5SDimitry Andric   bool DidSetJITBreakpoint() const;
550b57cec5SDimitry Andric 
560b57cec5SDimitry Andric   bool ReadJITDescriptor(bool all_entries);
570b57cec5SDimitry Andric 
580b57cec5SDimitry Andric   template <typename ptr_t> bool ReadJITDescriptorImpl(bool all_entries);
590b57cec5SDimitry Andric 
600b57cec5SDimitry Andric   static bool
610b57cec5SDimitry Andric   JITDebugBreakpointHit(void *baton,
620b57cec5SDimitry Andric                         lldb_private::StoppointCallbackContext *context,
630b57cec5SDimitry Andric                         lldb::user_id_t break_id, lldb::user_id_t break_loc_id);
640b57cec5SDimitry Andric 
650b57cec5SDimitry Andric   static void ProcessStateChangedCallback(void *baton,
660b57cec5SDimitry Andric                                           lldb_private::Process *process,
670b57cec5SDimitry Andric                                           lldb::StateType state);
680b57cec5SDimitry Andric 
690b57cec5SDimitry Andric   // A collection of in-memory jitted object addresses and their corresponding
700b57cec5SDimitry Andric   // modules
710b57cec5SDimitry Andric   typedef std::map<lldb::addr_t, const lldb::ModuleSP> JITObjectMap;
720b57cec5SDimitry Andric   JITObjectMap m_jit_objects;
730b57cec5SDimitry Andric 
740b57cec5SDimitry Andric   lldb::user_id_t m_jit_break_id;
750b57cec5SDimitry Andric   lldb::addr_t m_jit_descriptor_addr;
760b57cec5SDimitry Andric };
770b57cec5SDimitry Andric 
785ffd83dbSDimitry Andric #endif // LLDB_SOURCE_PLUGINS_JITLOADER_GDB_JITLOADERGDB_H
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