Mercurial > hg > CbC > CbC_llvm
view lld/MachO/InputSection.cpp @ 173:0572611fdcc8 llvm10 llvm12
reorgnization done
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 11:55:54 +0900 |
parents | |
children | 2e18cbf3894f |
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//===- InputSection.cpp ---------------------------------------------------===// // // 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 // //===----------------------------------------------------------------------===// #include "InputSection.h" #include "OutputSegment.h" #include "Symbols.h" #include "Target.h" #include "lld/Common/Memory.h" #include "llvm/Support/Endian.h" using namespace llvm::MachO; using namespace llvm::support; using namespace lld; using namespace lld::macho; std::vector<InputSection *> macho::inputSections; uint64_t InputSection::getFileOffset() const { return parent->fileOff + outSecFileOff; } uint64_t InputSection::getVA() const { return parent->addr + outSecOff; } void InputSection::writeTo(uint8_t *buf) { if (!data.empty()) memcpy(buf, data.data(), data.size()); for (Reloc &r : relocs) { uint64_t va = 0; if (auto *s = r.target.dyn_cast<Symbol *>()) { if (auto *dylibSymbol = dyn_cast<DylibSymbol>(s)) { va = target->getDylibSymbolVA(*dylibSymbol, r.type); } else { va = s->getVA(); } } else if (auto *isec = r.target.dyn_cast<InputSection *>()) { va = isec->getVA(); } uint64_t val = va + r.addend; if (r.pcrel) val -= getVA() + r.offset; target->relocateOne(buf + r.offset, r.type, val); } }