1 //===- Symbols.cpp --------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "Symbols.h" 10 #include "InputFiles.h" 11 #include "SyntheticSections.h" 12 13 using namespace llvm; 14 using namespace lld; 15 using namespace lld::macho; 16 17 // Returns a symbol for an error message. demangle(StringRef symName)18static std::string demangle(StringRef symName) { 19 if (config->demangle) 20 return demangleItanium(symName); 21 return std::string(symName); 22 } 23 toString(const Symbol & sym)24std::string lld::toString(const Symbol &sym) { 25 return demangle(sym.getName()); 26 } 27 toMachOString(const object::Archive::Symbol & b)28std::string lld::toMachOString(const object::Archive::Symbol &b) { 29 return demangle(b.getName()); 30 } 31 getVA() const32uint64_t Defined::getVA() const { 33 if (isAbsolute()) 34 return value; 35 return isec->getVA() + value; 36 } 37 getFileOffset() const38uint64_t Defined::getFileOffset() const { 39 if (isAbsolute()) { 40 error("absolute symbol " + toString(*this) + 41 " does not have a file offset"); 42 return 0; 43 } 44 return isec->getFileOffset() + value; 45 } 46 fetchArchiveMember()47void LazySymbol::fetchArchiveMember() { file->fetch(sym); } 48 getVA() const49uint64_t DSOHandle::getVA() const { return header->addr; } 50 getFileOffset() const51uint64_t DSOHandle::getFileOffset() const { return header->fileOff; } 52 53 constexpr StringRef DSOHandle::name; 54