Writer.h
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//===- Writer.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_WRITER_H
#define LLD_ELF_WRITER_H
#include "Config.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/StringRef.h"
#include <cstdint>
#include <memory>
namespace lld {
namespace elf {
class InputFile;
class OutputSection;
class InputSectionBase;
void copySectionsIntoPartitions();
template <class ELFT> void createSyntheticSections();
void combineEhSections();
template <class ELFT> void writeResult();
// 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)
: p_align(type == llvm::ELF::PT_LOAD ? config->maxPageSize : 0),
p_type(type), p_flags(flags) {}
void add(OutputSection *sec);
uint64_t p_paddr = 0;
uint64_t p_vaddr = 0;
uint64_t p_memsz = 0;
uint64_t p_filesz = 0;
uint64_t p_offset = 0;
uint32_t p_align = 0;
uint32_t p_type = 0;
uint32_t p_flags = 0;
OutputSection *firstSec = nullptr;
OutputSection *lastSec = nullptr;
bool hasLMA = false;
uint64_t lmaOffset = 0;
};
void addReservedSymbols();
llvm::StringRef getOutputSectionName(const InputSectionBase *s);
template <class ELFT> uint32_t calcMipsEFlags();
uint8_t getMipsFpAbiFlag(uint8_t oldFlag, uint8_t newFlag,
llvm::StringRef fileName);
bool isMipsN32Abi(const InputFile *f);
bool isMicroMips();
bool isMipsR6();
} // namespace elf
} // namespace lld
#endif