blob: 718e3139a809c3b1b3794e9751c53175b048e4aa [file] [log] [blame]
//===- Writer.h -------------------------------------------------*- C++ -*-===//
// The LLVM Linker
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
#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);