Update prebuilt Clang to r365631c1 from Android.
The version we had was segfaulting.
Bug: 132420445
Change-Id: Icb45a6fe0b4e2166f7895e669df1157cec9fb4e0
diff --git a/linux-x64/clang/include/lldb/Symbol/ObjectFile.h b/linux-x64/clang/include/lldb/Symbol/ObjectFile.h
new file mode 100644
index 0000000..84683e3
--- /dev/null
+++ b/linux-x64/clang/include/lldb/Symbol/ObjectFile.h
@@ -0,0 +1,713 @@
+//===-- ObjectFile.h --------------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef liblldb_ObjectFile_h_
+#define liblldb_ObjectFile_h_
+
+#include "lldb/Core/FileSpecList.h"
+#include "lldb/Core/ModuleChild.h"
+#include "lldb/Core/PluginInterface.h"
+#include "lldb/Symbol/Symtab.h"
+#include "lldb/Symbol/UnwindTable.h"
+#include "lldb/Utility/DataExtractor.h"
+#include "lldb/Utility/Endian.h"
+#include "lldb/Utility/FileSpec.h"
+#include "lldb/Utility/UUID.h"
+#include "lldb/lldb-private.h"
+#include "llvm/Support/VersionTuple.h"
+
+namespace lldb_private {
+
+class ObjectFileJITDelegate {
+public:
+ ObjectFileJITDelegate() {}
+
+ virtual ~ObjectFileJITDelegate() {}
+
+ virtual lldb::ByteOrder GetByteOrder() const = 0;
+
+ virtual uint32_t GetAddressByteSize() const = 0;
+
+ virtual void PopulateSymtab(lldb_private::ObjectFile *obj_file,
+ lldb_private::Symtab &symtab) = 0;
+
+ virtual void PopulateSectionList(lldb_private::ObjectFile *obj_file,
+ lldb_private::SectionList §ion_list) = 0;
+
+ virtual ArchSpec GetArchitecture() = 0;
+};
+
+/// \class ObjectFile ObjectFile.h "lldb/Symbol/ObjectFile.h"
+/// A plug-in interface definition class for object file parsers.
+///
+/// Object files belong to Module objects and know how to extract information
+/// from executable, shared library, and object (.o) files used by operating
+/// system runtime. The symbol table and section list for an object file.
+///
+/// Object files can be represented by the entire file, or by part of a file.
+/// An example of a partial file ObjectFile is one that contains information
+/// for one of multiple architectures in the same file.
+///
+/// Once an architecture is selected the object file information can be
+/// extracted from this abstract class.
+class ObjectFile : public std::enable_shared_from_this<ObjectFile>,
+ public PluginInterface,
+ public ModuleChild {
+ friend class lldb_private::Module;
+
+public:
+ enum Type {
+ eTypeInvalid = 0,
+ eTypeCoreFile, /// A core file that has a checkpoint of a program's
+ /// execution state
+ eTypeExecutable, /// A normal executable
+ eTypeDebugInfo, /// An object file that contains only debug information
+ eTypeDynamicLinker, /// The platform's dynamic linker executable
+ eTypeObjectFile, /// An intermediate object file
+ eTypeSharedLibrary, /// A shared library that can be used during execution
+ eTypeStubLibrary, /// A library that can be linked against but not used for
+ /// execution
+ eTypeJIT, /// JIT code that has symbols, sections and possibly debug info
+ eTypeUnknown
+ };
+
+ enum Strata {
+ eStrataInvalid = 0,
+ eStrataUnknown,
+ eStrataUser,
+ eStrataKernel,
+ eStrataRawImage,
+ eStrataJIT
+ };
+
+ struct LoadableData {
+ lldb::addr_t Dest;
+ llvm::ArrayRef<uint8_t> Contents;
+ };
+
+ /// Construct with a parent module, offset, and header data.
+ ///
+ /// Object files belong to modules and a valid module must be supplied upon
+ /// construction. The at an offset within a file for objects that contain
+ /// more than one architecture or object.
+ ObjectFile(const lldb::ModuleSP &module_sp, const FileSpec *file_spec_ptr,
+ lldb::offset_t file_offset, lldb::offset_t length,
+ const lldb::DataBufferSP &data_sp, lldb::offset_t data_offset);
+
+ ObjectFile(const lldb::ModuleSP &module_sp, const lldb::ProcessSP &process_sp,
+ lldb::addr_t header_addr, lldb::DataBufferSP &data_sp);
+
+ /// Destructor.
+ ///
+ /// The destructor is virtual since this class is designed to be inherited
+ /// from by the plug-in instance.
+ ~ObjectFile() override;
+
+ /// Dump a description of this object to a Stream.
+ ///
+ /// Dump a description of the current contents of this object to the
+ /// supplied stream \a s. The dumping should include the section list if it
+ /// has been parsed, and the symbol table if it has been parsed.
+ ///
+ /// \param[in] s
+ /// The stream to which to dump the object description.
+ virtual void Dump(Stream *s) = 0;
+
+ /// Find a ObjectFile plug-in that can parse \a file_spec.
+ ///
+ /// Scans all loaded plug-in interfaces that implement versions of the
+ /// ObjectFile plug-in interface and returns the first instance that can
+ /// parse the file.
+ ///
+ /// \param[in] module
+ /// The parent module that owns this object file.
+ ///
+ /// \param[in] file_spec
+ /// A file specification that indicates which file to use as the
+ /// object file.
+ ///
+ /// \param[in] file_offset
+ /// The offset into the file at which to start parsing the
+ /// object. This is for files that contain multiple
+ /// architectures or objects.
+ ///
+ /// \param[in] file_size
+ /// The size of the current object file if it can be determined
+ /// or if it is known. This can be zero.
+ ///
+ /// \see ObjectFile::ParseHeader()
+ static lldb::ObjectFileSP
+ FindPlugin(const lldb::ModuleSP &module_sp, const FileSpec *file_spec,
+ lldb::offset_t file_offset, lldb::offset_t file_size,
+ lldb::DataBufferSP &data_sp, lldb::offset_t &data_offset);
+
+ /// Find a ObjectFile plug-in that can parse a file in memory.
+ ///
+ /// Scans all loaded plug-in interfaces that implement versions of the
+ /// ObjectFile plug-in interface and returns the first instance that can
+ /// parse the file.
+ ///
+ /// \param[in] module
+ /// The parent module that owns this object file.
+ ///
+ /// \param[in] process_sp
+ /// A shared pointer to the process whose memory space contains
+ /// an object file. This will be stored as a std::weak_ptr.
+ ///
+ /// \param[in] header_addr
+ /// The address of the header for the object file in memory.
+ static lldb::ObjectFileSP FindPlugin(const lldb::ModuleSP &module_sp,
+ const lldb::ProcessSP &process_sp,
+ lldb::addr_t header_addr,
+ lldb::DataBufferSP &file_data_sp);
+
+ static size_t GetModuleSpecifications(const FileSpec &file,
+ lldb::offset_t file_offset,
+ lldb::offset_t file_size,
+ ModuleSpecList &specs);
+
+ static size_t GetModuleSpecifications(const lldb_private::FileSpec &file,
+ lldb::DataBufferSP &data_sp,
+ lldb::offset_t data_offset,
+ lldb::offset_t file_offset,
+ lldb::offset_t file_size,
+ lldb_private::ModuleSpecList &specs);
+ /// Split a path into a file path with object name.
+ ///
+ /// For paths like "/tmp/foo.a(bar.o)" we often need to split a path up into
+ /// the actual path name and into the object name so we can make a valid
+ /// object file from it.
+ ///
+ /// \param[in] path_with_object
+ /// A path that might contain an archive path with a .o file
+ /// specified in parens in the basename of the path.
+ ///
+ /// \param[out] archive_file
+ /// If \b true is returned, \a file_spec will be filled in with
+ /// the path to the archive.
+ ///
+ /// \param[out] archive_object
+ /// If \b true is returned, \a object will be filled in with
+ /// the name of the object inside the archive.
+ ///
+ /// \return
+ /// \b true if the path matches the pattern of archive + object
+ /// and \a archive_file and \a archive_object are modified,
+ /// \b false otherwise and \a archive_file and \a archive_object
+ /// are guaranteed to be remain unchanged.
+ static bool SplitArchivePathWithObject(
+ const char *path_with_object, lldb_private::FileSpec &archive_file,
+ lldb_private::ConstString &archive_object, bool must_exist);
+
+ /// Gets the address size in bytes for the current object file.
+ ///
+ /// \return
+ /// The size of an address in bytes for the currently selected
+ /// architecture (and object for archives). Returns zero if no
+ /// architecture or object has been selected.
+ virtual uint32_t GetAddressByteSize() const = 0;
+
+ /// Get the address type given a file address in an object file.
+ ///
+ /// Many binary file formats know what kinds This is primarily for ARM
+ /// binaries, though it can be applied to any executable file format that
+ /// supports different opcode types within the same binary. ARM binaries
+ /// support having both ARM and Thumb within the same executable container.
+ /// We need to be able to get \return
+ /// The size of an address in bytes for the currently selected
+ /// architecture (and object for archives). Returns zero if no
+ /// architecture or object has been selected.
+ virtual AddressClass GetAddressClass(lldb::addr_t file_addr);
+
+ /// Extract the dependent modules from an object file.
+ ///
+ /// If an object file has information about which other images it depends on
+ /// (such as shared libraries), this function will provide the list. Since
+ /// many executables or shared libraries may depend on the same files,
+ /// FileSpecList::AppendIfUnique(const FileSpec &) should be used to make
+ /// sure any files that are added are not already in the list.
+ ///
+ /// \param[out] file_list
+ /// A list of file specification objects that gets dependent
+ /// files appended to.
+ ///
+ /// \return
+ /// The number of new files that were appended to \a file_list.
+ ///
+ /// \see FileSpecList::AppendIfUnique(const FileSpec &)
+ virtual uint32_t GetDependentModules(FileSpecList &file_list) = 0;
+
+ /// Tells whether this object file is capable of being the main executable
+ /// for a process.
+ ///
+ /// \return
+ /// \b true if it is, \b false otherwise.
+ virtual bool IsExecutable() const = 0;
+
+ /// Returns the offset into a file at which this object resides.
+ ///
+ /// Some files contain many object files, and this function allows access to
+ /// an object's offset within the file.
+ ///
+ /// \return
+ /// The offset in bytes into the file. Defaults to zero for
+ /// simple object files that a represented by an entire file.
+ virtual lldb::addr_t GetFileOffset() const { return m_file_offset; }
+
+ virtual lldb::addr_t GetByteSize() const { return m_length; }
+
+ /// Get accessor to the object file specification.
+ ///
+ /// \return
+ /// The file specification object pointer if there is one, or
+ /// NULL if this object is only from memory.
+ virtual FileSpec &GetFileSpec() { return m_file; }
+
+ /// Get const accessor to the object file specification.
+ ///
+ /// \return
+ /// The const file specification object pointer if there is one,
+ /// or NULL if this object is only from memory.
+ virtual const FileSpec &GetFileSpec() const { return m_file; }
+
+ /// Get the ArchSpec for this object file.
+ ///
+ /// \return
+ /// The ArchSpec of this object file. In case of error, an invalid
+ /// ArchSpec object is returned.
+ virtual ArchSpec GetArchitecture() = 0;
+
+ /// Gets the section list for the currently selected architecture (and
+ /// object for archives).
+ ///
+ /// Section list parsing can be deferred by ObjectFile instances until this
+ /// accessor is called the first time.
+ ///
+ /// \return
+ /// The list of sections contained in this object file.
+ virtual SectionList *GetSectionList(bool update_module_section_list = true);
+
+ virtual void CreateSections(SectionList &unified_section_list) = 0;
+
+ /// Notify the ObjectFile that the file addresses in the Sections for this
+ /// module have been changed.
+ virtual void SectionFileAddressesChanged() {}
+
+ /// Gets the symbol table for the currently selected architecture (and
+ /// object for archives).
+ ///
+ /// Symbol table parsing can be deferred by ObjectFile instances until this
+ /// accessor is called the first time.
+ ///
+ /// \return
+ /// The symbol table for this object file.
+ virtual Symtab *GetSymtab() = 0;
+
+ /// Perform relocations on the section if necessary.
+ ///
+ virtual void RelocateSection(lldb_private::Section *section);
+
+ /// Appends a Symbol for the specified so_addr to the symbol table.
+ ///
+ /// If verify_unique is false, the symbol table is not searched to determine
+ /// if a Symbol found at this address has already been added to the symbol
+ /// table. When verify_unique is true, this method resolves the Symbol as
+ /// the first match in the SymbolTable and appends a Symbol only if
+ /// required/found.
+ ///
+ /// \return
+ /// The resolved symbol or nullptr. Returns nullptr if a
+ /// a Symbol could not be found for the specified so_addr.
+ virtual Symbol *ResolveSymbolForAddress(const Address &so_addr,
+ bool verify_unique) {
+ // Typically overridden to lazily add stripped symbols recoverable from the
+ // exception handling unwind information (i.e. without parsing the entire
+ // eh_frame section.
+ //
+ // The availability of LC_FUNCTION_STARTS allows ObjectFileMachO to
+ // efficiently add stripped symbols when the symbol table is first
+ // constructed. Poorer cousins are PECoff and ELF.
+ return nullptr;
+ }
+
+ /// Detect if this object file has been stripped of local symbols.
+ /// Detect if this object file has been stripped of local symbols.
+ ///
+ /// \return
+ /// Return \b true if the object file has been stripped of local
+ /// symbols.
+ virtual bool IsStripped() = 0;
+
+ /// Frees the symbol table.
+ ///
+ /// This function should only be used when an object file is
+ ///
+ /// \param[in] flags
+ /// eSymtabFromUnifiedSectionList: Whether to clear symbol table
+ /// for unified module section list, or object file.
+ ///
+ /// \return
+ /// The symbol table for this object file.
+ virtual void ClearSymtab();
+
+ /// Gets the UUID for this object file.
+ ///
+ /// If the object file format contains a UUID, the value should be returned.
+ /// Else ObjectFile instances should return the MD5 checksum of all of the
+ /// bytes for the object file (or memory for memory based object files).
+ ///
+ /// \return
+ /// The object file's UUID. In case of an error, an empty UUID is
+ /// returned.
+ virtual UUID GetUUID() = 0;
+
+ /// Gets the symbol file spec list for this object file.
+ ///
+ /// If the object file format contains a debug symbol file link, the values
+ /// will be returned in the FileSpecList.
+ ///
+ /// \return
+ /// Returns filespeclist.
+ virtual lldb_private::FileSpecList GetDebugSymbolFilePaths() {
+ return FileSpecList();
+ }
+
+ /// Gets the file spec list of libraries re-exported by this object file.
+ ///
+ /// If the object file format has the notion of one library re-exporting the
+ /// symbols from another, the re-exported libraries will be returned in the
+ /// FileSpecList.
+ ///
+ /// \return
+ /// Returns filespeclist.
+ virtual lldb_private::FileSpecList GetReExportedLibraries() {
+ return FileSpecList();
+ }
+
+ /// Sets the load address for an entire module, assuming a rigid slide of
+ /// sections, if possible in the implementation.
+ ///
+ /// \return
+ /// Returns true iff any section's load address changed.
+ virtual bool SetLoadAddress(Target &target, lldb::addr_t value,
+ bool value_is_offset) {
+ return false;
+ }
+
+ /// Gets whether endian swapping should occur when extracting data from this
+ /// object file.
+ ///
+ /// \return
+ /// Returns \b true if endian swapping is needed, \b false
+ /// otherwise.
+ virtual lldb::ByteOrder GetByteOrder() const = 0;
+
+ /// Attempts to parse the object header.
+ ///
+ /// This function is used as a test to see if a given plug-in instance can
+ /// parse the header data already contained in ObjectFile::m_data. If an
+ /// object file parser does not recognize that magic bytes in a header,
+ /// false should be returned and the next plug-in can attempt to parse an
+ /// object file.
+ ///
+ /// \return
+ /// Returns \b true if the header was parsed successfully, \b
+ /// false otherwise.
+ virtual bool ParseHeader() = 0;
+
+ /// Returns if the function bounds for symbols in this symbol file are
+ /// likely accurate.
+ ///
+ /// The unwinder can emulate the instructions of functions to understand
+ /// prologue/epilogue code sequences, where registers are spilled on the
+ /// stack, etc. This feature relies on having the correct start addresses
+ /// of all functions. If the ObjectFile has a way to tell that symbols have
+ /// been stripped and there's no way to reconstruct start addresses (e.g.
+ /// LC_FUNCTION_STARTS on Mach-O, or eh_frame unwind info), the ObjectFile
+ /// should indicate that assembly emulation should not be used for this
+ /// module.
+ ///
+ /// It is uncommon for this to return false. An ObjectFile needs to be sure
+ /// that symbol start addresses are unavailable before false is returned.
+ /// If it is unclear, this should return true.
+ ///
+ /// \return
+ /// Returns true if assembly emulation should be used for this
+ /// module.
+ /// Only returns false if the ObjectFile is sure that symbol
+ /// addresses are insufficient for accurate assembly emulation.
+ virtual bool AllowAssemblyEmulationUnwindPlans() { return true; }
+
+ /// Similar to Process::GetImageInfoAddress().
+ ///
+ /// Some platforms embed auxiliary structures useful to debuggers in the
+ /// address space of the inferior process. This method returns the address
+ /// of such a structure if the information can be resolved via entries in
+ /// the object file. ELF, for example, provides a means to hook into the
+ /// runtime linker so that a debugger may monitor the loading and unloading
+ /// of shared libraries.
+ ///
+ /// \return
+ /// The address of any auxiliary tables, or an invalid address if this
+ /// object file format does not support or contain such information.
+ virtual lldb_private::Address GetImageInfoAddress(Target *target) {
+ return Address();
+ }
+
+ /// Returns the address of the Entry Point in this object file - if the
+ /// object file doesn't have an entry point (because it is not an executable
+ /// file) then an invalid address is returned.
+ ///
+ /// \return
+ /// Returns the entry address for this module.
+ virtual lldb_private::Address GetEntryPointAddress() { return Address(); }
+
+ /// Returns base address of this object file.
+ ///
+ /// This also sometimes referred to as the "preferred load address" or the
+ /// "image base address". Addresses within object files are often expressed
+ /// relative to this base. If this address corresponds to a specific section
+ /// (usually the first byte of the first section) then the returned address
+ /// will have this section set. Otherwise, the address will just have the
+ /// offset member filled in, indicating that this represents a file address.
+ virtual lldb_private::Address GetBaseAddress() {
+ return Address(m_memory_addr);
+ }
+
+ virtual uint32_t GetNumThreadContexts() { return 0; }
+
+ /// Some object files may have an identifier string embedded in them, e.g.
+ /// in a Mach-O core file using the LC_IDENT load command (which is
+ /// obsolete, but can still be found in some old files)
+ ///
+ /// \return
+ /// Returns the identifier string if one exists, else an empty
+ /// string.
+ virtual std::string GetIdentifierString () {
+ return std::string();
+ }
+
+ /// When the ObjectFile is a core file, lldb needs to locate the "binary" in
+ /// the core file. lldb can iterate over the pages looking for a valid
+ /// binary, but some core files may have metadata describing where the main
+ /// binary is exactly which removes ambiguity when there are multiple
+ /// binaries present in the captured memory pages.
+ ///
+ /// \param[out] address
+ /// If the address of the binary is specified, this will be set.
+ /// This is an address is the virtual address space of the core file
+ /// memory segments; it is not an offset into the object file.
+ /// If no address is available, will be set to LLDB_INVALID_ADDRESS.
+ ///
+ /// \param[out] uuid
+ /// If the uuid of the binary is specified, this will be set.
+ /// If no UUID is available, will be cleared.
+ ///
+ /// \return
+ /// Returns true if either address or uuid has been set.
+ virtual bool GetCorefileMainBinaryInfo (lldb::addr_t &address, UUID &uuid) {
+ address = LLDB_INVALID_ADDRESS;
+ uuid.Clear();
+ return false;
+ }
+
+ virtual lldb::RegisterContextSP
+ GetThreadContextAtIndex(uint32_t idx, lldb_private::Thread &thread) {
+ return lldb::RegisterContextSP();
+ }
+
+ /// The object file should be able to calculate its type by looking at its
+ /// file header and possibly the sections or other data in the object file.
+ /// The file type is used in the debugger to help select the correct plug-
+ /// ins for the job at hand, so this is important to get right. If any
+ /// eTypeXXX definitions do not match up with the type of file you are
+ /// loading, please feel free to add a new enumeration value.
+ ///
+ /// \return
+ /// The calculated file type for the current object file.
+ virtual Type CalculateType() = 0;
+
+ /// In cases where the type can't be calculated (elf files), this routine
+ /// allows someone to explicitly set it. As an example, SymbolVendorELF uses
+ /// this routine to set eTypeDebugInfo when loading debug link files.
+ virtual void SetType(Type type) { m_type = type; }
+
+ /// The object file should be able to calculate the strata of the object
+ /// file.
+ ///
+ /// Many object files for platforms might be for either user space debugging
+ /// or for kernel debugging. If your object file subclass can figure this
+ /// out, it will help with debugger plug-in selection when it comes time to
+ /// debug.
+ ///
+ /// \return
+ /// The calculated object file strata for the current object
+ /// file.
+ virtual Strata CalculateStrata() = 0;
+
+ /// Get the object file version numbers.
+ ///
+ /// Many object files have a set of version numbers that describe the
+ /// version of the executable or shared library. Typically there are major,
+ /// minor and build, but there may be more. This function will extract the
+ /// versions from object files if they are available.
+ ///
+ /// \return
+ /// This function returns extracted version numbers as a
+ /// llvm::VersionTuple. In case of error an empty VersionTuple is
+ /// returned.
+ virtual llvm::VersionTuple GetVersion() { return llvm::VersionTuple(); }
+
+ /// Get the minimum OS version this object file can run on.
+ ///
+ /// Some object files have information that specifies the minimum OS version
+ /// that they can be used on.
+ ///
+ /// \return
+ /// This function returns extracted version numbers as a
+ /// llvm::VersionTuple. In case of error an empty VersionTuple is
+ /// returned.
+ virtual llvm::VersionTuple GetMinimumOSVersion() {
+ return llvm::VersionTuple();
+ }
+
+ /// Get the SDK OS version this object file was built with.
+ ///
+ /// \return
+ /// This function returns extracted version numbers as a
+ /// llvm::VersionTuple. In case of error an empty VersionTuple is
+ /// returned.
+ virtual llvm::VersionTuple GetSDKVersion() { return llvm::VersionTuple(); }
+
+ /// Return true if this file is a dynamic link editor (dyld)
+ ///
+ /// Often times dyld has symbols that mirror symbols in libc and other
+ /// shared libraries (like "malloc" and "free") and the user does _not_ want
+ /// to stop in these shared libraries by default. We can ask the ObjectFile
+ /// if it is such a file and should be avoided for things like settings
+ /// breakpoints and doing function lookups for expressions.
+ virtual bool GetIsDynamicLinkEditor() { return false; }
+
+ // Member Functions
+ Type GetType() {
+ if (m_type == eTypeInvalid)
+ m_type = CalculateType();
+ return m_type;
+ }
+
+ Strata GetStrata() {
+ if (m_strata == eStrataInvalid)
+ m_strata = CalculateStrata();
+ return m_strata;
+ }
+
+ // When an object file is in memory, subclasses should try and lock the
+ // process weak pointer. If the process weak pointer produces a valid
+ // ProcessSP, then subclasses can call this function to read memory.
+ static lldb::DataBufferSP ReadMemory(const lldb::ProcessSP &process_sp,
+ lldb::addr_t addr, size_t byte_size);
+
+ // This function returns raw file contents. Do not use it if you want
+ // transparent decompression of section contents.
+ size_t GetData(lldb::offset_t offset, size_t length,
+ DataExtractor &data) const;
+
+ // This function returns raw file contents. Do not use it if you want
+ // transparent decompression of section contents.
+ size_t CopyData(lldb::offset_t offset, size_t length, void *dst) const;
+
+ // This function will transparently decompress section data if the section if
+ // compressed.
+ virtual size_t ReadSectionData(Section *section,
+ lldb::offset_t section_offset, void *dst,
+ size_t dst_len);
+
+ // This function will transparently decompress section data if the section if
+ // compressed. Note that for compressed section the resulting data size may
+ // be larger than what Section::GetFileSize reports.
+ virtual size_t ReadSectionData(Section *section,
+ DataExtractor §ion_data);
+
+ bool IsInMemory() const { return m_memory_addr != LLDB_INVALID_ADDRESS; }
+
+ // Strip linker annotations (such as @@VERSION) from symbol names.
+ virtual llvm::StringRef
+ StripLinkerSymbolAnnotations(llvm::StringRef symbol_name) const {
+ return symbol_name;
+ }
+
+ static lldb::SymbolType GetSymbolTypeFromName(
+ llvm::StringRef name,
+ lldb::SymbolType symbol_type_hint = lldb::eSymbolTypeUndefined);
+
+ /// Loads this objfile to memory.
+ ///
+ /// Loads the bits needed to create an executable image to the memory. It is
+ /// useful with bare-metal targets where target does not have the ability to
+ /// start a process itself.
+ ///
+ /// \param[in] target
+ /// Target where to load.
+ ///
+ /// \return
+ virtual std::vector<LoadableData> GetLoadableData(Target &target);
+
+protected:
+ // Member variables.
+ FileSpec m_file;
+ Type m_type;
+ Strata m_strata;
+ lldb::addr_t m_file_offset; ///< The offset in bytes into the file, or the
+ ///address in memory
+ lldb::addr_t m_length; ///< The length of this object file if it is known (can
+ ///be zero if length is unknown or can't be
+ ///determined).
+ DataExtractor
+ m_data; ///< The data for this object file so things can be parsed lazily.
+ lldb::ProcessWP m_process_wp;
+ const lldb::addr_t m_memory_addr;
+ std::unique_ptr<lldb_private::SectionList> m_sections_up;
+ std::unique_ptr<lldb_private::Symtab> m_symtab_up;
+ uint32_t m_synthetic_symbol_idx;
+
+ /// Sets the architecture for a module. At present the architecture can
+ /// only be set if it is invalid. It is not allowed to switch from one
+ /// concrete architecture to another.
+ ///
+ /// \param[in] new_arch
+ /// The architecture this module will be set to.
+ ///
+ /// \return
+ /// Returns \b true if the architecture was changed, \b
+ /// false otherwise.
+ bool SetModulesArchitecture(const ArchSpec &new_arch);
+
+ ConstString GetNextSyntheticSymbolName();
+
+ static lldb::DataBufferSP MapFileData(const FileSpec &file, uint64_t Size,
+ uint64_t Offset);
+
+private:
+ DISALLOW_COPY_AND_ASSIGN(ObjectFile);
+};
+
+} // namespace lldb_private
+
+namespace llvm {
+template <> struct format_provider<lldb_private::ObjectFile::Type> {
+ static void format(const lldb_private::ObjectFile::Type &type,
+ raw_ostream &OS, StringRef Style);
+};
+
+template <> struct format_provider<lldb_private::ObjectFile::Strata> {
+ static void format(const lldb_private::ObjectFile::Strata &strata,
+ raw_ostream &OS, StringRef Style);
+};
+} // namespace llvm
+
+#endif // liblldb_ObjectFile_h_