| //===- Driver.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 LLD_ELF_DRIVER_H |
| #define LLD_ELF_DRIVER_H |
| |
| #include "LTO.h" |
| #include "SymbolTable.h" |
| #include "lld/Common/LLVM.h" |
| #include "lld/Common/Reproduce.h" |
| #include "llvm/ADT/Optional.h" |
| #include "llvm/ADT/StringRef.h" |
| #include "llvm/ADT/StringSet.h" |
| #include "llvm/Option/ArgList.h" |
| #include "llvm/Support/raw_ostream.h" |
| |
| namespace lld { |
| namespace elf { |
| |
| extern class LinkerDriver *driver; |
| |
| class LinkerDriver { |
| public: |
| void linkerMain(ArrayRef<const char *> args); |
| void addFile(StringRef path, bool withLOption); |
| void addLibrary(StringRef name); |
| |
| private: |
| void createFiles(llvm::opt::InputArgList &args); |
| void inferMachineType(); |
| template <class ELFT> void link(llvm::opt::InputArgList &args); |
| template <class ELFT> void compileBitcodeFiles(); |
| |
| // True if we are in --whole-archive and --no-whole-archive. |
| bool inWholeArchive = false; |
| |
| // True if we are in --start-lib and --end-lib. |
| bool inLib = false; |
| |
| // For LTO. |
| std::unique_ptr<BitcodeCompiler> lto; |
| |
| std::vector<InputFile *> files; |
| }; |
| |
| // Parses command line options. |
| class ELFOptTable : public llvm::opt::OptTable { |
| public: |
| ELFOptTable(); |
| llvm::opt::InputArgList parse(ArrayRef<const char *> argv); |
| }; |
| |
| // Create enum with OPT_xxx values for each option in Options.td |
| enum { |
| OPT_INVALID = 0, |
| #define OPTION(_1, _2, ID, _4, _5, _6, _7, _8, _9, _10, _11, _12) OPT_##ID, |
| #include "Options.inc" |
| #undef OPTION |
| }; |
| |
| void printHelp(); |
| std::string createResponseFile(const llvm::opt::InputArgList &args); |
| |
| llvm::Optional<std::string> findFromSearchPaths(StringRef path); |
| llvm::Optional<std::string> searchScript(StringRef path); |
| llvm::Optional<std::string> searchLibraryBaseName(StringRef path); |
| llvm::Optional<std::string> searchLibrary(StringRef path); |
| |
| } // namespace elf |
| } // namespace lld |
| |
| #endif |