Add support for JIT debugging on Linux using the GDB JIT interface. Patch written with Keno Fischer.

llvm-svn: 202956

1 files changed, 31 insertions, 0 deletions

diff --git a/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.h b/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.h
index 9b7c073d902..44b40a4f123 100644
--- a/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.h
+++ b/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.h
@@ -191,6 +191,11 @@ private:
                   lldb::offset_t offset,
                   lldb::offset_t length);
 
+    ObjectFileELF (const lldb::ModuleSP &module_sp,
+                   lldb::DataBufferSP& data_sp,
+                   const lldb::ProcessSP &process_sp,
+                   lldb::addr_t header_addr);
+
     typedef std::vector<elf::ELFProgramHeader>  ProgramHeaderColl;
     typedef ProgramHeaderColl::iterator         ProgramHeaderCollIter;
     typedef ProgramHeaderColl::const_iterator   ProgramHeaderCollConstIter;
@@ -303,6 +308,32 @@ private:
                            const ELFSectionHeaderInfo *rela_hdr,
                            lldb::user_id_t section_id);
 
+    /// Relocates debug sections
+    unsigned
+    RelocateDebugSections(const elf::ELFSectionHeader *rel_hdr, lldb::user_id_t rel_id);
+
+    unsigned
+    RelocateSection(lldb_private::Symtab* symtab, const elf::ELFHeader *hdr, const elf::ELFSectionHeader *rel_hdr,
+                    const elf::ELFSectionHeader *symtab_hdr, const elf::ELFSectionHeader *debug_hdr,
+                    lldb_private::DataExtractor &rel_data, lldb_private::DataExtractor &symtab_data,
+                    lldb_private::DataExtractor &debug_data, lldb_private::Section* rel_section);
+
+    /// Loads the section name string table into m_shstr_data.  Returns the
+    /// number of bytes constituting the table.
+    size_t
+    GetSectionHeaderStringTable();
+
+    /// Utility method for looking up a section given its name.  Returns the
+    /// index of the corresponding section or zero if no section with the given
+    /// name can be found (note that section indices are always 1 based, and so
+    /// section index 0 is never valid).
+    lldb::user_id_t
+    GetSectionIndexByName(const char *name);
+
+    // Returns the ID of the first section that has the given type.
+    lldb::user_id_t
+    GetSectionIndexByType(unsigned type);
+
     /// Returns the section header with the given id or NULL.
     const ELFSectionHeaderInfo *
     GetSectionHeaderByIndex(lldb::user_id_t id);