64 lines · cpp
1//===- lib/MC/MCObjectWriter.cpp - MCObjectWriter implementation ----------===//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-exception6//7//===----------------------------------------------------------------------===//8 9#include "llvm/MC/MCObjectWriter.h"10#include "llvm/MC/MCAssembler.h"11#include "llvm/MC/MCContext.h"12#include "llvm/MC/MCExpr.h"13#include "llvm/MC/MCSymbol.h"14#include "llvm/MC/MCValue.h"15namespace llvm {16class MCSection;17}18 19using namespace llvm;20 21MCObjectWriter::~MCObjectWriter() = default;22 23MCContext &MCObjectWriter::getContext() const { return Asm->getContext(); }24 25void MCObjectWriter::reset() {26 FileNames.clear();27 AddrsigSyms.clear();28 EmitAddrsigSection = false;29 SubsectionsViaSymbols = false;30 CGProfile.clear();31}32 33void MCObjectWriter::recordRelocation(const MCFragment &F, const MCFixup &Fixup,34 MCValue Target, uint64_t &FixedValue) {}35 36bool MCObjectWriter::isSymbolRefDifferenceFullyResolved(const MCSymbol &SA,37 const MCSymbol &SB,38 bool InSet) const {39 assert(!SA.isUndefined() && !SB.isUndefined());40 return isSymbolRefDifferenceFullyResolvedImpl(SA, *SB.getFragment(), InSet,41 /*IsPCRel=*/false);42}43 44bool MCObjectWriter::isSymbolRefDifferenceFullyResolvedImpl(45 const MCSymbol &SymA, const MCFragment &FB, bool InSet,46 bool IsPCRel) const {47 const MCSection &SecA = SymA.getSection();48 const MCSection &SecB = *FB.getParent();49 // On ELF and COFF A - B is absolute if A and B are in the same section.50 return &SecA == &SecB;51}52 53void MCObjectWriter::addFileName(StringRef FileName) {54 FileNames.emplace_back(std::string(FileName), Asm->Symbols.size());55}56 57MCContext &MCObjectTargetWriter::getContext() const {58 return Asm->getContext();59}60 61void MCObjectTargetWriter::reportError(SMLoc L, const Twine &Msg) const {62 return Asm->getContext().reportError(L, Msg);63}64