| //===- Writer.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_WRITER_H |
| #define LLD_ELF_WRITER_H |
| |
| #include "llvm/ADT/ArrayRef.h" |
| #include "llvm/ADT/StringRef.h" |
| #include <cstdint> |
| #include <memory> |
| |
| namespace lld { |
| namespace elf { |
| class InputFile; |
| class OutputSectionBase; |
| template <class ELFT> class InputSectionBase; |
| template <class ELFT> class ObjectFile; |
| template <class ELFT> class SymbolTable; |
| template <class ELFT> void writeResult(); |
| template <class ELFT> void markLive(); |
| template <class ELFT> bool isRelroSection(const OutputSectionBase *Sec); |
| |
| // This describes a program header entry. |
| // Each contains type, access flags and range of output sections that will be |
| // placed in it. |
| struct PhdrEntry { |
| PhdrEntry(unsigned Type, unsigned Flags); |
| void add(OutputSectionBase *Sec); |
| |
| uint64_t p_paddr = 0; |
| uint64_t p_vaddr = 0; |
| uint64_t p_align = 0; |
| uint64_t p_memsz = 0; |
| uint64_t p_filesz = 0; |
| uint64_t p_offset = 0; |
| uint32_t p_type = 0; |
| uint32_t p_flags = 0; |
| |
| OutputSectionBase *First = nullptr; |
| OutputSectionBase *Last = nullptr; |
| bool HasLMA = false; |
| }; |
| |
| llvm::StringRef getOutputSectionName(llvm::StringRef Name); |
| |
| template <class ELFT> |
| void allocateHeaders(llvm::MutableArrayRef<PhdrEntry>, |
| llvm::ArrayRef<OutputSectionBase *>); |
| template <class ELFT> void reportDiscarded(InputSectionBase<ELFT> *IS); |
| |
| template <class ELFT> uint32_t getMipsEFlags(); |
| |
| uint8_t getMipsFpAbiFlag(uint8_t OldFlag, uint8_t NewFlag, |
| llvm::StringRef FileName); |
| |
| bool isMipsN32Abi(const InputFile *F); |
| } |
| } |
| |
| #endif |