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ConstantPools.cpp
(3.72 KB)
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ELFObjectWriter.cpp
(51.58 KB)
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MCAsmBackend.cpp
(4.01 KB)
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MCAsmInfo.cpp
(4.44 KB)
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MCAsmInfoCOFF.cpp
(2.17 KB)
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MCAsmInfoDarwin.cpp
(3.01 KB)
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MCAsmInfoELF.cpp
(1.05 KB)
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MCAsmInfoWasm.cpp
(853 B)
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MCAsmInfoXCOFF.cpp
(1.63 KB)
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MCAsmMacro.cpp
(1.12 KB)
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MCAsmStreamer.cpp
(68.69 KB)
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MCAssembler.cpp
(42.61 KB)
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MCCodeEmitter.cpp
(515 B)
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MCCodeView.cpp
(25.49 KB)
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MCContext.cpp
(31.94 KB)
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MCDisassembler
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MCDwarf.cpp
(71.58 KB)
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MCELFObjectTargetWriter.cpp
(1.29 KB)
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MCELFStreamer.cpp
(24.89 KB)
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MCExpr.cpp
(34.06 KB)
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MCFragment.cpp
(15.28 KB)
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MCInst.cpp
(2.6 KB)
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MCInstPrinter.cpp
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MCInstrAnalysis.cpp
(1.2 KB)
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MCInstrDesc.cpp
(1.96 KB)
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MCInstrInfo.cpp
(1.03 KB)
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MCLabel.cpp
(772 B)
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MCLinkerOptimizationHint.cpp
(2.03 KB)
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MCMachOStreamer.cpp
(18.55 KB)
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MCMachObjectTargetWriter.cpp
(780 B)
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MCNullStreamer.cpp
(1.61 KB)
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MCObjectFileInfo.cpp
(39.55 KB)
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MCObjectStreamer.cpp
(28.26 KB)
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MCObjectWriter.cpp
(1.82 KB)
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MCParser
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MCRegisterInfo.cpp
(4.76 KB)
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MCSchedule.cpp
(6.15 KB)
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MCSection.cpp
(4.41 KB)
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MCSectionCOFF.cpp
(3.52 KB)
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MCSectionELF.cpp
(5.29 KB)
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MCSectionMachO.cpp
(10.84 KB)
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MCSectionWasm.cpp
(2.45 KB)
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MCSectionXCOFF.cpp
(2.46 KB)
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MCStreamer.cpp
(42.97 KB)
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MCSubtargetInfo.cpp
(11.35 KB)
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MCSymbol.cpp
(2.98 KB)
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MCSymbolELF.cpp
(4.69 KB)
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MCSymbolXCOFF.cpp
(1.73 KB)
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MCTargetOptions.cpp
(990 B)
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MCTargetOptionsCommandFlags.cpp
(4.42 KB)
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MCValue.cpp
(1.42 KB)
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MCWasmObjectTargetWriter.cpp
(727 B)
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MCWasmStreamer.cpp
(7.59 KB)
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MCWin64EH.cpp
(22.87 KB)
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MCWinCOFFStreamer.cpp
(11.94 KB)
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MCWinEH.cpp
(711 B)
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MCXCOFFObjectTargetWriter.cpp
(596 B)
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MCXCOFFStreamer.cpp
(4.87 KB)
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MachObjectWriter.cpp
(37.79 KB)
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StringTableBuilder.cpp
(5.26 KB)
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SubtargetFeature.cpp
(2.6 KB)
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WasmObjectWriter.cpp
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WinCOFFObjectWriter.cpp
(39.32 KB)
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XCOFFObjectWriter.cpp
(31.62 KB)
Editing: MCSymbol.cpp
//===- lib/MC/MCSymbol.cpp - MCSymbol implementation ----------------------===// // // 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 "llvm/MC/MCSymbol.h" #include "llvm/ADT/StringRef.h" #include "llvm/Config/llvm-config.h" #include "llvm/MC/MCAsmInfo.h" #include "llvm/MC/MCContext.h" #include "llvm/MC/MCExpr.h" #include "llvm/MC/MCFragment.h" #include "llvm/Support/Compiler.h" #include "llvm/Support/Debug.h" #include "llvm/Support/ErrorHandling.h" #include "llvm/Support/raw_ostream.h" #include <cassert> #include <cstddef> using namespace llvm; // Only the address of this fragment is ever actually used. static MCDummyFragment SentinelFragment(nullptr); // Sentinel value for the absolute pseudo fragment. MCFragment *MCSymbol::AbsolutePseudoFragment = &SentinelFragment; void *MCSymbol::operator new(size_t s, const StringMapEntry<bool> *Name, MCContext &Ctx) { // We may need more space for a Name to account for alignment. So allocate // space for the storage type and not the name pointer. size_t Size = s + (Name ? sizeof(NameEntryStorageTy) : 0); // For safety, ensure that the alignment of a pointer is enough for an // MCSymbol. This also ensures we don't need padding between the name and // symbol. static_assert((unsigned)alignof(MCSymbol) <= alignof(NameEntryStorageTy), "Bad alignment of MCSymbol"); void *Storage = Ctx.allocate(Size, alignof(NameEntryStorageTy)); NameEntryStorageTy *Start = static_cast<NameEntryStorageTy*>(Storage); NameEntryStorageTy *End = Start + (Name ? 1 : 0); return End; } void MCSymbol::setVariableValue(const MCExpr *Value) { assert(!IsUsed && "Cannot set a variable that has already been used."); assert(Value && "Invalid variable value!"); assert((SymbolContents == SymContentsUnset || SymbolContents == SymContentsVariable) && "Cannot give common/offset symbol a variable value"); this->Value = Value; SymbolContents = SymContentsVariable; setUndefined(); } void MCSymbol::print(raw_ostream &OS, const MCAsmInfo *MAI) const { // The name for this MCSymbol is required to be a valid target name. However, // some targets support quoting names with funny characters. If the name // contains a funny character, then print it quoted. StringRef Name = getName(); if (!MAI || MAI->isValidUnquotedName(Name)) { OS << Name; return; } if (MAI && !MAI->supportsNameQuoting()) report_fatal_error("Symbol name with unsupported characters"); OS << '"'; for (char C : Name) { if (C == '\n') OS << "\\n"; else if (C == '"') OS << "\\\""; else OS << C; } OS << '"'; } #if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP) LLVM_DUMP_METHOD void MCSymbol::dump() const { dbgs() << *this; } #endif
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