forked from OSchip/llvm-project
66 lines
1.8 KiB
C++
66 lines
1.8 KiB
C++
//===- Driver.h -------------------------------------------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Linker
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLD_ELF_DRIVER_H
|
|
#define LLD_ELF_DRIVER_H
|
|
|
|
#include "SymbolTable.h"
|
|
#include "lld/Core/LLVM.h"
|
|
#include "llvm/ADT/StringRef.h"
|
|
#include "llvm/Option/ArgList.h"
|
|
|
|
namespace lld {
|
|
namespace elf2 {
|
|
|
|
extern class LinkerDriver *Driver;
|
|
|
|
// Entry point of the ELF linker. Returns true on success.
|
|
bool link(ArrayRef<const char *> Args);
|
|
|
|
class LinkerDriver {
|
|
public:
|
|
void main(ArrayRef<const char *> Args);
|
|
void addFile(StringRef Path);
|
|
void addLibrary(StringRef Name);
|
|
|
|
private:
|
|
void readConfigs(llvm::opt::InputArgList &Args);
|
|
void createFiles(llvm::opt::InputArgList &Args);
|
|
template <class ELFT> void link(llvm::opt::InputArgList &Args);
|
|
|
|
llvm::BumpPtrAllocator Alloc;
|
|
bool WholeArchive = false;
|
|
std::vector<std::unique_ptr<InputFile>> Files;
|
|
std::vector<std::unique_ptr<MemoryBuffer>> OwningMBs;
|
|
};
|
|
|
|
// Parses command line options.
|
|
llvm::opt::InputArgList parseArgs(llvm::BumpPtrAllocator *A,
|
|
ArrayRef<const char *> Args);
|
|
|
|
// 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) OPT_##ID,
|
|
#include "Options.inc"
|
|
#undef OPTION
|
|
};
|
|
|
|
// Parses a linker script. Calling this function updates the Symtab and Config.
|
|
void readLinkerScript(llvm::BumpPtrAllocator *A, MemoryBufferRef MB);
|
|
|
|
std::string findFromSearchPaths(StringRef Path);
|
|
std::string searchLibrary(StringRef Path);
|
|
std::string buildSysrootedPath(llvm::StringRef Dir, llvm::StringRef File);
|
|
|
|
} // namespace elf2
|
|
} // namespace lld
|
|
|
|
#endif
|