1 //===- Driver.h -------------------------------------------------*- C++ -*-===//
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #ifndef LLD_ELF_DRIVER_H
11 #define LLD_ELF_DRIVER_H
13 #include "SymbolTable.h"
14 #include "lld/Core/LLVM.h"
15 #include "lld/Core/Reproduce.h"
16 #include "llvm/ADT/Optional.h"
17 #include "llvm/ADT/StringRef.h"
18 #include "llvm/ADT/StringSet.h"
19 #include "llvm/Option/ArgList.h"
20 #include "llvm/Support/TarWriter.h"
21 #include "llvm/Support/raw_ostream.h"
26 extern class LinkerDriver *Driver;
30 void main(ArrayRef<const char *> Args, bool CanExitEarly);
31 void addFile(StringRef Path);
32 void addLibrary(StringRef Name);
33 std::unique_ptr<llvm::TarWriter> Tar; // for reproduce
36 std::vector<MemoryBufferRef> getArchiveMembers(MemoryBufferRef MB);
37 llvm::Optional<MemoryBufferRef> readFile(StringRef Path);
38 void readConfigs(llvm::opt::InputArgList &Args);
39 void createFiles(llvm::opt::InputArgList &Args);
40 void inferMachineType();
41 template <class ELFT> void link(llvm::opt::InputArgList &Args);
43 // True if we are in --whole-archive and --no-whole-archive.
44 bool InWholeArchive = false;
46 // True if we are in --start-lib and --end-lib.
49 // True if we are in -format=binary and -format=elf.
50 bool InBinary = false;
52 std::vector<InputFile *> Files;
55 // Parses command line options.
56 class ELFOptTable : public llvm::opt::OptTable {
59 llvm::opt::InputArgList parse(ArrayRef<const char *> Argv);
62 // Create enum with OPT_xxx values for each option in Options.td
65 #define OPTION(_1, _2, ID, _4, _5, _6, _7, _8, _9, _10, _11) OPT_##ID,
66 #include "ELF/Options.inc"
70 void printHelp(const char *Argv0);
71 std::vector<uint8_t> parseHexstring(StringRef S);
73 std::string createResponseFile(const llvm::opt::InputArgList &Args);
75 llvm::Optional<std::string> findFromSearchPaths(StringRef Path);
76 llvm::Optional<std::string> searchLibrary(StringRef Path);