10b57cec5SDimitry Andric //===- Writer.h -------------------------------------------------*- C++ -*-===// 20b57cec5SDimitry Andric // 30b57cec5SDimitry Andric // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 40b57cec5SDimitry Andric // See https://llvm.org/LICENSE.txt for license information. 50b57cec5SDimitry Andric // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 60b57cec5SDimitry Andric // 70b57cec5SDimitry Andric //===----------------------------------------------------------------------===// 80b57cec5SDimitry Andric 90b57cec5SDimitry Andric #ifndef LLD_ELF_WRITER_H 100b57cec5SDimitry Andric #define LLD_ELF_WRITER_H 110b57cec5SDimitry Andric 1285868e8aSDimitry Andric #include "Config.h" 130b57cec5SDimitry Andric #include "llvm/ADT/StringRef.h" 140b57cec5SDimitry Andric #include <cstdint> 150b57cec5SDimitry Andric 16bdd1243dSDimitry Andric namespace lld::elf { 170b57cec5SDimitry Andric class InputFile; 180b57cec5SDimitry Andric class OutputSection; 1985868e8aSDimitry Andric void copySectionsIntoPartitions(); 200b57cec5SDimitry Andric template <class ELFT> void writeResult(); 210b57cec5SDimitry Andric 220b57cec5SDimitry Andric // This describes a program header entry. 230b57cec5SDimitry Andric // Each contains type, access flags and range of output sections that will be 240b57cec5SDimitry Andric // placed in it. 250b57cec5SDimitry Andric struct PhdrEntry { PhdrEntryPhdrEntry2685868e8aSDimitry Andric PhdrEntry(unsigned type, unsigned flags) 2785868e8aSDimitry Andric : p_align(type == llvm::ELF::PT_LOAD ? config->maxPageSize : 0), 2885868e8aSDimitry Andric p_type(type), p_flags(flags) {} 290b57cec5SDimitry Andric void add(OutputSection *sec); 300b57cec5SDimitry Andric 310b57cec5SDimitry Andric uint64_t p_paddr = 0; 320b57cec5SDimitry Andric uint64_t p_vaddr = 0; 330b57cec5SDimitry Andric uint64_t p_memsz = 0; 340b57cec5SDimitry Andric uint64_t p_filesz = 0; 350b57cec5SDimitry Andric uint64_t p_offset = 0; 360b57cec5SDimitry Andric uint32_t p_align = 0; 370b57cec5SDimitry Andric uint32_t p_type = 0; 380b57cec5SDimitry Andric uint32_t p_flags = 0; 390b57cec5SDimitry Andric 400b57cec5SDimitry Andric OutputSection *firstSec = nullptr; 410b57cec5SDimitry Andric OutputSection *lastSec = nullptr; 420b57cec5SDimitry Andric bool hasLMA = false; 430b57cec5SDimitry Andric 440b57cec5SDimitry Andric uint64_t lmaOffset = 0; 450b57cec5SDimitry Andric }; 460b57cec5SDimitry Andric 470b57cec5SDimitry Andric void addReservedSymbols(); 485f757f3fSDimitry Andric bool includeInSymtab(const Symbol &b); 49*0fca6ea1SDimitry Andric unsigned getSectionRank(OutputSection &osec); 500b57cec5SDimitry Andric 510b57cec5SDimitry Andric template <class ELFT> uint32_t calcMipsEFlags(); 520b57cec5SDimitry Andric 530b57cec5SDimitry Andric uint8_t getMipsFpAbiFlag(uint8_t oldFlag, uint8_t newFlag, 540b57cec5SDimitry Andric llvm::StringRef fileName); 550b57cec5SDimitry Andric 560b57cec5SDimitry Andric bool isMipsN32Abi(const InputFile *f); 570b57cec5SDimitry Andric bool isMicroMips(); 580b57cec5SDimitry Andric bool isMipsR6(); 595f757f3fSDimitry Andric 60bdd1243dSDimitry Andric } // namespace lld::elf 610b57cec5SDimitry Andric 620b57cec5SDimitry Andric #endif 63