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//===- OutputSegment.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_MACHO_OUTPUT_SEGMENT_H
#define LLD_MACHO_OUTPUT_SEGMENT_H
#include "OutputSection.h"
#include "Symbols.h"
#include "lld/Common/LLVM.h"
#include "llvm/ADT/TinyPtrVector.h"
#include <limits>
#include <vector>
namespace lld {
namespace macho {
namespace segment_names {
constexpr const char dataConst[] = "__DATA_CONST";
constexpr const char dataDirty[] = "__DATA_DIRTY";
constexpr const char data[] = "__DATA";
constexpr const char dwarf[] = "__DWARF";
constexpr const char import[] = "__IMPORT";
constexpr const char ld[] = "__LD"; // output only with -r
constexpr const char linkEdit[] = "__LINKEDIT";
constexpr const char llvm[] = "__LLVM";
constexpr const char pageZero[] = "__PAGEZERO";
constexpr const char textExec[] = "__TEXT_EXEC";
constexpr const char text[] = "__TEXT";
} // namespace segment_names
class OutputSection;
class InputSection;
class OutputSegment {
public:
void addOutputSection(OutputSection *os);
void sortOutputSections();
void assignAddressesToStartEndSymbols();
const std::vector<OutputSection *> &getSections() const { return sections; }
size_t numNonHiddenSections() const;
uint64_t fileOff = 0;
uint64_t fileSize = 0;
uint64_t addr = 0;
uint64_t vmSize = 0;
int inputOrder = UnspecifiedInputOrder;
StringRef name;
uint32_t maxProt = 0;
uint32_t initProt = 0;
uint8_t index;
llvm::TinyPtrVector<Defined *> segmentStartSymbols;
llvm::TinyPtrVector<Defined *> segmentEndSymbols;
private:
std::vector<OutputSection *> sections;
};
extern std::vector<OutputSegment *> outputSegments;
void sortOutputSegments();
void resetOutputSegments();
OutputSegment *getOrCreateOutputSegment(StringRef name);
} // namespace macho
} // namespace lld
#endif