15ffd83dbSDimitry Andric //===- OutputSegment.h ------------------------------------------*- C++ -*-===// 25ffd83dbSDimitry Andric // 35ffd83dbSDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 45ffd83dbSDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 55ffd83dbSDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 65ffd83dbSDimitry Andric // 75ffd83dbSDimitry Andric //===----------------------------------------------------------------------===// 85ffd83dbSDimitry Andric 95ffd83dbSDimitry Andric #ifndef LLD_MACHO_OUTPUT_SEGMENT_H 105ffd83dbSDimitry Andric #define LLD_MACHO_OUTPUT_SEGMENT_H 115ffd83dbSDimitry Andric 125ffd83dbSDimitry Andric #include "OutputSection.h" 13*fe6060f1SDimitry Andric #include "Symbols.h" 145ffd83dbSDimitry Andric #include "lld/Common/LLVM.h" 15*fe6060f1SDimitry Andric #include "llvm/ADT/TinyPtrVector.h" 16*fe6060f1SDimitry Andric 17*fe6060f1SDimitry Andric #include <limits> 18*fe6060f1SDimitry Andric #include <vector> 195ffd83dbSDimitry Andric 205ffd83dbSDimitry Andric namespace lld { 215ffd83dbSDimitry Andric namespace macho { 225ffd83dbSDimitry Andric 235ffd83dbSDimitry Andric namespace segment_names { 245ffd83dbSDimitry Andric 255ffd83dbSDimitry Andric constexpr const char dataConst[] = "__DATA_CONST"; 26*fe6060f1SDimitry Andric constexpr const char dataDirty[] = "__DATA_DIRTY"; 27*fe6060f1SDimitry Andric constexpr const char data[] = "__DATA"; 28e8d8bef9SDimitry Andric constexpr const char dwarf[] = "__DWARF"; 29*fe6060f1SDimitry Andric constexpr const char import[] = "__IMPORT"; 30*fe6060f1SDimitry Andric constexpr const char ld[] = "__LD"; // output only with -r 31*fe6060f1SDimitry Andric constexpr const char linkEdit[] = "__LINKEDIT"; 32*fe6060f1SDimitry Andric constexpr const char llvm[] = "__LLVM"; 33*fe6060f1SDimitry Andric constexpr const char pageZero[] = "__PAGEZERO"; 34*fe6060f1SDimitry Andric constexpr const char textExec[] = "__TEXT_EXEC"; 35*fe6060f1SDimitry Andric constexpr const char text[] = "__TEXT"; 365ffd83dbSDimitry Andric 375ffd83dbSDimitry Andric } // namespace segment_names 385ffd83dbSDimitry Andric 395ffd83dbSDimitry Andric class OutputSection; 405ffd83dbSDimitry Andric class InputSection; 415ffd83dbSDimitry Andric 425ffd83dbSDimitry Andric class OutputSegment { 435ffd83dbSDimitry Andric public: 445ffd83dbSDimitry Andric void addOutputSection(OutputSection *os); 45*fe6060f1SDimitry Andric void sortOutputSections(); 46*fe6060f1SDimitry Andric void assignAddressesToStartEndSymbols(); 475ffd83dbSDimitry Andric 485ffd83dbSDimitry Andric const std::vector<OutputSection *> &getSections() const { return sections; } 495ffd83dbSDimitry Andric size_t numNonHiddenSections() const; 505ffd83dbSDimitry Andric 515ffd83dbSDimitry Andric uint64_t fileOff = 0; 52*fe6060f1SDimitry Andric uint64_t fileSize = 0; 53*fe6060f1SDimitry Andric uint64_t addr = 0; 54*fe6060f1SDimitry Andric uint64_t vmSize = 0; 55*fe6060f1SDimitry Andric int inputOrder = UnspecifiedInputOrder; 565ffd83dbSDimitry Andric StringRef name; 575ffd83dbSDimitry Andric uint32_t maxProt = 0; 585ffd83dbSDimitry Andric uint32_t initProt = 0; 595ffd83dbSDimitry Andric uint8_t index; 605ffd83dbSDimitry Andric 61*fe6060f1SDimitry Andric llvm::TinyPtrVector<Defined *> segmentStartSymbols; 62*fe6060f1SDimitry Andric llvm::TinyPtrVector<Defined *> segmentEndSymbols; 63*fe6060f1SDimitry Andric 645ffd83dbSDimitry Andric private: 655ffd83dbSDimitry Andric std::vector<OutputSection *> sections; 665ffd83dbSDimitry Andric }; 675ffd83dbSDimitry Andric 685ffd83dbSDimitry Andric extern std::vector<OutputSegment *> outputSegments; 695ffd83dbSDimitry Andric 70*fe6060f1SDimitry Andric void sortOutputSegments(); 71*fe6060f1SDimitry Andric 725ffd83dbSDimitry Andric OutputSegment *getOrCreateOutputSegment(StringRef name); 735ffd83dbSDimitry Andric 745ffd83dbSDimitry Andric } // namespace macho 755ffd83dbSDimitry Andric } // namespace lld 765ffd83dbSDimitry Andric 775ffd83dbSDimitry Andric #endif 78