C++ ArchSpec::GetArchitectureName方法代码示例

DisassemblerSP
Disassembler::FindPlugin (const ArchSpec &arch, const char *flavor, const char *plugin_name)
{
    Timer scoped_timer (__PRETTY_FUNCTION__,
                        "Disassembler::FindPlugin (arch = %s, plugin_name = %s)",
                        arch.GetArchitectureName(),
                        plugin_name);

    DisassemblerCreateInstance create_callback = NULL;
    
    if (plugin_name)
    {
        ConstString const_plugin_name (plugin_name);
        create_callback = PluginManager::GetDisassemblerCreateCallbackForPluginName (const_plugin_name);
        if (create_callback)
        {
            DisassemblerSP disassembler_sp(create_callback(arch, flavor));
            
            if (disassembler_sp.get())
                return disassembler_sp;
        }
    }
    else
    {
        for (uint32_t idx = 0; (create_callback = PluginManager::GetDisassemblerCreateCallbackAtIndex(idx)) != NULL; ++idx)
        {
            DisassemblerSP disassembler_sp(create_callback(arch, flavor));

            if (disassembler_sp.get())
                return disassembler_sp;
        }
    }
    return DisassemblerSP();
}

void
ObjectFileJIT::Dump (Stream *s)
{
    ModuleSP module_sp(GetModule());
    if (module_sp)
    {
        lldb_private::Mutex::Locker locker(module_sp->GetMutex());
        s->Printf("%p: ", static_cast<void*>(this));
        s->Indent();
        s->PutCString("ObjectFileJIT");

        ArchSpec arch;
        if (GetArchitecture(arch))
            *s << ", arch = " << arch.GetArchitectureName();

        s->EOL();

        SectionList *sections = GetSectionList();
        if (sections)
            sections->Dump(s, NULL, true, UINT32_MAX);

        if (m_symtab_ap.get())
            m_symtab_ap->Dump(s, NULL, eSortOrderNone);
    }
}

void
ObjectContainerUniversalMachO::Dump (Stream *s) const
{
    s->Printf("%.*p: ", (int)sizeof(void*) * 2, this);
    s->Indent();
    const size_t num_archs = GetNumArchitectures();
    const size_t num_objects = GetNumObjects();
    s->Printf("ObjectContainerUniversalMachO, num_archs = %u, num_objects = %u", num_archs, num_objects);
    uint32_t i;
    ArchSpec arch;
    s->IndentMore();
    for (i=0; i<num_archs; i++)
    {
        s->Indent();
        GetArchitectureAtIndex(i, arch);
        s->Printf("arch[%u] = %s\n", arch.GetArchitectureName());
    }
    for (i=0; i<num_objects; i++)
    {
        s->Indent();
        s->Printf("object[%u] = %s\n", GetObjectNameAtIndex (i));
    }
    s->IndentLess();
    s->EOL();
}

std::string TestClient::GenerateLogFileName(const ArchSpec &arch) const {
  char *log_directory = getenv("LOG_FILE_DIRECTORY");
  if (!log_directory)
    return "";

  if (!llvm::sys::fs::is_directory(log_directory)) {
    GTEST_LOG_(WARNING) << "Cannot access log directory: " << log_directory;
    return "";
  }

  std::string log_file_name;
  raw_string_ostream log_file(log_file_name);
  log_file << log_directory << "/lldb-" << m_test_case_name << '-'
           << m_test_name << '-' << arch.GetArchitectureName() << ".log";
  return log_file.str();
}

TEST(ArchSpecTest, TestSetTriple) {
  ArchSpec AS;

  // Various flavors of valid triples.
  EXPECT_TRUE(AS.SetTriple("12-10-apple-darwin"));
  EXPECT_EQ(uint32_t(llvm::MachO::CPU_TYPE_ARM), AS.GetMachOCPUType());
  EXPECT_EQ(10u, AS.GetMachOCPUSubType());
  EXPECT_TRUE(llvm::StringRef(AS.GetTriple().str())
                  .consume_front("armv7f-apple-darwin"));
  EXPECT_EQ(ArchSpec::eCore_arm_armv7f, AS.GetCore());

  AS = ArchSpec();
  EXPECT_TRUE(AS.SetTriple("18.100-apple-darwin"));
  EXPECT_EQ(uint32_t(llvm::MachO::CPU_TYPE_POWERPC), AS.GetMachOCPUType());
  EXPECT_EQ(100u, AS.GetMachOCPUSubType());
  EXPECT_TRUE(llvm::StringRef(AS.GetTriple().str())
                  .consume_front("powerpc-apple-darwin"));
  EXPECT_EQ(ArchSpec::eCore_ppc_ppc970, AS.GetCore());

  AS = ArchSpec();
  EXPECT_TRUE(AS.SetTriple("i686-pc-windows"));
  EXPECT_EQ(llvm::Triple::x86, AS.GetTriple().getArch());
  EXPECT_EQ(llvm::Triple::PC, AS.GetTriple().getVendor());
  EXPECT_EQ(llvm::Triple::Win32, AS.GetTriple().getOS());
  EXPECT_TRUE(
      llvm::StringRef(AS.GetTriple().str()).consume_front("i686-pc-windows"));
  EXPECT_STREQ("i686", AS.GetArchitectureName());
  EXPECT_EQ(ArchSpec::eCore_x86_32_i686, AS.GetCore());

  // Various flavors of invalid triples.
  AS = ArchSpec();
  EXPECT_FALSE(AS.SetTriple("unknown-unknown-unknown"));

  AS = ArchSpec();
  EXPECT_FALSE(AS.SetTriple("unknown"));

  AS = ArchSpec();
  EXPECT_FALSE(AS.SetTriple(""));
}

Error
PlatformKalimba::ResolveExecutable (const FileSpec &exe_file,
                                  const ArchSpec &exe_arch,
                                  lldb::ModuleSP &exe_module_sp,
                                  const FileSpecList *module_search_paths_ptr)
{
    Error error;
    char exe_path[PATH_MAX];
    FileSpec resolved_exe_file (exe_file);

    if (!resolved_exe_file.Exists())
    {
        exe_file.GetPath(exe_path, sizeof(exe_path));
        error.SetErrorStringWithFormat("unable to find executable for '%s'", exe_path);
    }

    if (error.Success())
    {
        ModuleSpec module_spec (resolved_exe_file, exe_arch);
        if (exe_arch.IsValid())
        {
            error = ModuleList::GetSharedModule (module_spec, 
                                                 exe_module_sp, 
                                                 NULL, 
                                                 NULL,
                                                 NULL);
            if (error.Fail())
            {
                // If we failed, it may be because the vendor and os aren't known. If that is the
                // case, try setting them to the host architecture and give it another try.
                llvm::Triple &module_triple = module_spec.GetArchitecture().GetTriple(); 
                bool is_vendor_specified = (module_triple.getVendor() != llvm::Triple::UnknownVendor);
                bool is_os_specified = (module_triple.getOS() != llvm::Triple::UnknownOS);
                if (!is_vendor_specified || !is_os_specified)
                {
                    const llvm::Triple &host_triple = Host::GetArchitecture (Host::eSystemDefaultArchitecture).GetTriple();

                    if (!is_vendor_specified)
                        module_triple.setVendorName (host_triple.getVendorName());
                    if (!is_os_specified)
                        module_triple.setOSName (host_triple.getOSName());

                    error = ModuleList::GetSharedModule (module_spec, 
                                                         exe_module_sp, 
                                                         NULL, 
                                                         NULL,
                                                         NULL);
                }
            }
        
            // TODO find out why exe_module_sp might be NULL            
            if (!exe_module_sp || exe_module_sp->GetObjectFile() == NULL)
            {
                exe_module_sp.reset();
                error.SetErrorStringWithFormat ("'%s' doesn't contain the architecture %s",
                                                exe_file.GetPath().c_str(),
                                                exe_arch.GetArchitectureName());
            }
        }
        else
        {
            // No valid architecture was specified, ask the platform for
            // the architectures that we should be using (in the correct order)
            // and see if we can find a match that way
            StreamString arch_names;
            for (uint32_t idx = 0; GetSupportedArchitectureAtIndex (idx, module_spec.GetArchitecture()); ++idx)
            {
                error = ModuleList::GetSharedModule (module_spec, 
                                                     exe_module_sp, 
                                                     NULL, 
                                                     NULL,
                                                     NULL);
                // Did we find an executable using one of the 
                if (error.Success())
                {
                    if (exe_module_sp && exe_module_sp->GetObjectFile())
                        break;
                    else
                        error.SetErrorToGenericError();
                }
                
                if (idx > 0)
                    arch_names.PutCString (", ");
                arch_names.PutCString (module_spec.GetArchitecture().GetArchitectureName());
            }
            
            if (error.Fail() || !exe_module_sp)
            {
                error.SetErrorStringWithFormat ("'%s' doesn't contain any '%s' platform architectures: %s",
                                                exe_file.GetPath().c_str(),
                                                GetPluginName().GetCString(),
                                                arch_names.GetString().c_str());
            }
        }
    }

    return error;
}

Error
PlatformFreeBSD::ResolveExecutable (const FileSpec &exe_file,
                                    const ArchSpec &exe_arch,
                                    lldb::ModuleSP &exe_module_sp,
                                    const FileSpecList *module_search_paths_ptr)
{
    Error error;
    // Nothing special to do here, just use the actual file and architecture

    char exe_path[PATH_MAX];
    FileSpec resolved_exe_file (exe_file);

    if (IsHost())
    {
        // If we have "ls" as the exe_file, resolve the executable loation based on
        // the current path variables
        if (!resolved_exe_file.Exists())
        {
            exe_file.GetPath(exe_path, sizeof(exe_path));
            resolved_exe_file.SetFile(exe_path, true);
        }

        if (!resolved_exe_file.Exists())
            resolved_exe_file.ResolveExecutableLocation ();

        // Resolve any executable within a bundle on MacOSX
        //Host::ResolveExecutableInBundle (resolved_exe_file);

        if (resolved_exe_file.Exists())
            error.Clear();
        else
        {
            exe_file.GetPath(exe_path, sizeof(exe_path));
            error.SetErrorStringWithFormat("unable to find executable for '%s'", exe_path);
        }
    }
    else
    {
        if (m_remote_platform_sp)
        {
            error = m_remote_platform_sp->ResolveExecutable (exe_file,
                                                             exe_arch,
                                                             exe_module_sp,
                                                             module_search_paths_ptr);
        }
        else
        {
            // We may connect to a process and use the provided executable (Don't use local $PATH).
            
            // Resolve any executable within a bundle on MacOSX
            Host::ResolveExecutableInBundle (resolved_exe_file);
            
            if (resolved_exe_file.Exists()) {
                error.Clear();
            }
            else
            {
                exe_file.GetPath(exe_path, sizeof(exe_path));
                error.SetErrorStringWithFormat("the platform is not currently connected, and '%s' doesn't exist in the system root.", exe_path);
            }
        }
    }


    if (error.Success())
    {
        ModuleSpec module_spec (resolved_exe_file, exe_arch);
        if (module_spec.GetArchitecture().IsValid())
        {
            error = ModuleList::GetSharedModule (module_spec,
                                                 exe_module_sp,
                                                 module_search_paths_ptr,
                                                 NULL,
                                                 NULL);

            if (!exe_module_sp || exe_module_sp->GetObjectFile() == NULL)
            {
                exe_module_sp.reset();
                error.SetErrorStringWithFormat ("'%s%s%s' doesn't contain the architecture %s",
                                                exe_file.GetDirectory().AsCString(""),
                                                exe_file.GetDirectory() ? "/" : "",
                                                exe_file.GetFilename().AsCString(""),
                                                exe_arch.GetArchitectureName());
            }
        }
        else
        {
            // No valid architecture was specified, ask the platform for
            // the architectures that we should be using (in the correct order)
            // and see if we can find a match that way
            StreamString arch_names;
            ArchSpec platform_arch;
            for (uint32_t idx = 0; GetSupportedArchitectureAtIndex (idx, platform_arch); ++idx)
            {
                error = ModuleList::GetSharedModule (module_spec,
                                                     exe_module_sp,
                                                     module_search_paths_ptr,
                                                     NULL,
                                                     NULL);
                // Did we find an executable using one of the
//.........这里部分代码省略.........

Error
TargetList::CreateTargetInternal (Debugger &debugger,
                                  const char *user_exe_path,
                                  const ArchSpec& specified_arch,
                                  bool get_dependent_files,
                                  lldb::PlatformSP &platform_sp,
                                  lldb::TargetSP &target_sp,
                                  bool is_dummy_target)
{

    Timer scoped_timer (__PRETTY_FUNCTION__,
                        "TargetList::CreateTarget (file = '%s', arch = '%s')",
                        user_exe_path,
                        specified_arch.GetArchitectureName());
    Error error;

    ArchSpec arch(specified_arch);

    if (arch.IsValid())
    {
        if (!platform_sp || !platform_sp->IsCompatibleArchitecture(arch, false, NULL))
            platform_sp = Platform::GetPlatformForArchitecture(specified_arch, &arch);
    }
    
    if (!platform_sp)
        platform_sp = debugger.GetPlatformList().GetSelectedPlatform();

    if (!arch.IsValid())
        arch = specified_arch;

    FileSpec file (user_exe_path, false);
    if (!file.Exists() && user_exe_path && user_exe_path[0] == '~')
    {
        // we want to expand the tilde but we don't want to resolve any symbolic links
        // so we can't use the FileSpec constructor's resolve flag
        llvm::SmallString<64> unglobbed_path(user_exe_path);
        FileSpec::ResolveUsername(unglobbed_path);

        if (unglobbed_path.empty())
            file = FileSpec(user_exe_path, false);
        else
            file = FileSpec(unglobbed_path.c_str(), false);
    }

    bool user_exe_path_is_bundle = false;
    char resolved_bundle_exe_path[PATH_MAX];
    resolved_bundle_exe_path[0] = '\0';
    if (file)
    {
        if (file.GetFileType() == FileSpec::eFileTypeDirectory)
            user_exe_path_is_bundle = true;

        if (file.IsRelative() && user_exe_path)
        {
            // Ignore paths that start with "./" and "../"
            if (!((user_exe_path[0] == '.' && user_exe_path[1] == '/') ||
                  (user_exe_path[0] == '.' && user_exe_path[1] == '.' && user_exe_path[2] == '/')))
            {
                char cwd[PATH_MAX];
                if (getcwd (cwd, sizeof(cwd)))
                {
                    std::string cwd_user_exe_path (cwd);
                    cwd_user_exe_path += '/';
                    cwd_user_exe_path += user_exe_path;
                    FileSpec cwd_file (cwd_user_exe_path.c_str(), false);
                    if (cwd_file.Exists())
                        file = cwd_file;
                }
            }
        }

        ModuleSP exe_module_sp;
        if (platform_sp)
        {
            FileSpecList executable_search_paths (Target::GetDefaultExecutableSearchPaths());
            ModuleSpec module_spec(file, arch);
            error = platform_sp->ResolveExecutable (module_spec,
                                                    exe_module_sp, 
                                                    executable_search_paths.GetSize() ? &executable_search_paths : NULL);
        }

        if (error.Success() && exe_module_sp)
        {
            if (exe_module_sp->GetObjectFile() == NULL)
            {
                if (arch.IsValid())
                {
                    error.SetErrorStringWithFormat("\"%s\" doesn't contain architecture %s",
                                                   file.GetPath().c_str(),
                                                   arch.GetArchitectureName());
                }
                else
                {
                    error.SetErrorStringWithFormat("unsupported file type \"%s\"",
                                                   file.GetPath().c_str());
                }
                return error;
            }
            target_sp.reset(new Target(debugger, arch, platform_sp, is_dummy_target));
            target_sp->SetExecutableModule (exe_module_sp, get_dependent_files);
//.........这里部分代码省略.........

Error
TargetList::CreateTarget
(
    Debugger &debugger,
    const FileSpec& file,
    const ArchSpec& specified_arch,
    bool get_dependent_files,
    PlatformSP &platform_sp,
    TargetSP &target_sp
)
{
    Timer scoped_timer (__PRETTY_FUNCTION__,
                        "TargetList::CreateTarget (file = '%s/%s', arch = '%s')",
                        file.GetDirectory().AsCString(),
                        file.GetFilename().AsCString(),
                        specified_arch.GetArchitectureName());
    Error error;

    ArchSpec arch(specified_arch);

    if (platform_sp)
    {
        if (arch.IsValid())
        {
            if (!platform_sp->IsCompatibleArchitecture(arch))
                platform_sp = Platform::GetPlatformForArchitecture(specified_arch, &arch);
        }
    }
    else if (arch.IsValid())
    {
        platform_sp = Platform::GetPlatformForArchitecture(specified_arch, &arch);
    }
    
    if (!platform_sp)
        platform_sp = debugger.GetPlatformList().GetSelectedPlatform();

    if (!arch.IsValid())
        arch = specified_arch;
    

    if (file)
    {
        ModuleSP exe_module_sp;
        FileSpec resolved_file(file);
        if (platform_sp)
        {
            FileSpecList executable_search_paths (Target::GetDefaultExecutableSearchPaths());
            error = platform_sp->ResolveExecutable (file,
                                                    arch,
                                                    exe_module_sp, 
                                                    executable_search_paths.GetSize() ? &executable_search_paths : NULL);
        }

        if (error.Success() && exe_module_sp)
        {
            if (exe_module_sp->GetObjectFile() == NULL)
            {
                if (arch.IsValid())
                {
                    error.SetErrorStringWithFormat("\"%s%s%s\" doesn't contain architecture %s",
                                                   file.GetDirectory().AsCString(),
                                                   file.GetDirectory() ? "/" : "",
                                                   file.GetFilename().AsCString(),
                                                   arch.GetArchitectureName());
                }
                else
                {
                    error.SetErrorStringWithFormat("unsupported file type \"%s%s%s\"",
                                                   file.GetDirectory().AsCString(),
                                                   file.GetDirectory() ? "/" : "",
                                                   file.GetFilename().AsCString());
                }
                return error;
            }
            target_sp.reset(new Target(debugger, arch, platform_sp));
            target_sp->SetExecutableModule (exe_module_sp, get_dependent_files);
        }
    }
    else
    {
        // No file was specified, just create an empty target with any arch
        // if a valid arch was specified
        target_sp.reset(new Target(debugger, arch, platform_sp));
    }

    if (target_sp)
    {
        target_sp->UpdateInstanceName();        

        Mutex::Locker locker(m_target_list_mutex);
        m_selected_target_idx = m_target_list.size();
        m_target_list.push_back(target_sp);
    }

    return error;
}

//.........这里部分代码省略.........
                }
            }
        }
    }

    // Either the file didn't exist where at the path, or no path was given, so
    // we now have to use more extreme measures to try and find the appropriate
    // module.

    // Fixup the incoming path in case the path points to a valid file, yet
    // the arch or UUID (if one was passed in) don't match.
    FileSpec file_spec = Symbols::LocateExecutableObjectFile (in_file_spec ? &in_file_spec : NULL, 
                                                              arch.IsValid() ? &arch : NULL, 
                                                              uuid_ptr);

    // Don't look for the file if it appears to be the same one we already
    // checked for above...
    if (file_spec != in_file_spec)
    {
        if (!file_spec.Exists())
        {
            file_spec.GetPath(path, sizeof(path));
            if (file_spec.Exists())
            {
                if (uuid_ptr && uuid_ptr->IsValid())
                    uuid_ptr->GetAsCString(uuid_cstr, sizeof (uuid_cstr));
                else
                    uuid_cstr[0] = '\0';


                if (arch.IsValid())
                {
                    if (uuid_cstr[0])
                        error.SetErrorStringWithFormat("'%s' does not contain the %s architecture and UUID %s", path, arch.GetArchitectureName(), uuid_cstr);
                    else
                        error.SetErrorStringWithFormat("'%s' does not contain the %s architecture.", path, arch.GetArchitectureName());
                }
            }
            else
            {
                error.SetErrorStringWithFormat("'%s' does not exist", path);
            }
            return error;
        }


        // Make sure no one else can try and get or create a module while this
        // function is actively working on it by doing an extra lock on the
        // global mutex list.
        ModuleList matching_module_list;
        if (shared_module_list.FindModules (&file_spec, &arch, uuid_ptr, object_name_ptr, matching_module_list) > 0)
        {
            module_sp = matching_module_list.GetModuleAtIndex(0);

            // If we didn't have a UUID in mind when looking for the object file,
            // then we should make sure the modification time hasn't changed!
            if (uuid_ptr == NULL)
            {
                TimeValue file_spec_mod_time(file_spec.GetModificationTime());
                if (file_spec_mod_time.IsValid())
                {
                    if (file_spec_mod_time != module_sp->GetModificationTime())
                    {
                        if (old_module_sp_ptr)
                            *old_module_sp_ptr = module_sp;
                        shared_module_list.Remove (module_sp);