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📄 AArch64TargetParser.cpp(8 KB)
📄 ABIBreak.cpp(811 B)
📄 AMDGPUMetadata.cpp(9.37 KB)
📄 APFloat.cpp(155.26 KB)
📄 APInt.cpp(98.08 KB)
📄 APSInt.cpp(1.44 KB)
📄 ARMAttributeParser.cpp(13.94 KB)
📄 ARMBuildAttrs.cpp(3.45 KB)
📄 ARMTargetParser.cpp(18.09 KB)
📄 ARMWinEH.cpp(1.08 KB)
📄 Allocator.cpp(1.35 KB)
📄 Atomic.cpp(1.6 KB)
📄 BinaryStreamError.cpp(1.76 KB)
📄 BinaryStreamReader.cpp(5.24 KB)
📄 BinaryStreamRef.cpp(4.76 KB)
📄 BinaryStreamWriter.cpp(3.36 KB)
📄 BlockFrequency.cpp(2.12 KB)
📄 BranchProbability.cpp(3.44 KB)
📄 BuryPointer.cpp(1.11 KB)
📄 COM.cpp(737 B)
📄 COPYRIGHT.regex(2.65 KB)
📄 CRC.cpp(5.23 KB)
📄 CachePruning.cpp(10.33 KB)
📄 Chrono.cpp(3.17 KB)
📄 CodeGenCoverage.cpp(3.61 KB)
📄 CommandLine.cpp(89.06 KB)
📄 Compression.cpp(3.84 KB)
📄 ConvertUTF.cpp(27.27 KB)
📄 ConvertUTFWrapper.cpp(8.66 KB)
📄 CrashRecoveryContext.cpp(15.45 KB)
📄 DAGDeltaAlgorithm.cpp(12.47 KB)
📄 DJB.cpp(2.71 KB)
📄 DataExtractor.cpp(7.25 KB)
📄 Debug.cpp(5.64 KB)
📄 DebugCounter.cpp(4.95 KB)
📄 DeltaAlgorithm.cpp(3.41 KB)
📄 DynamicLibrary.cpp(6.25 KB)
📄 ELFAttributeParser.cpp(7.27 KB)
📄 ELFAttributes.cpp(1.27 KB)
📄 Errno.cpp(2.18 KB)
📄 Error.cpp(4.72 KB)
📄 ErrorHandling.cpp(11.08 KB)
📄 ExtensibleRTTI.cpp(446 B)
📄 FileCheck.cpp(95.77 KB)
📄 FileCheckImpl.h(34.14 KB)
📄 FileCollector.cpp(9.01 KB)
📄 FileOutputBuffer.cpp(6.62 KB)
📄 FileUtilities.cpp(10.81 KB)
📄 FoldingSet.cpp(15.89 KB)
📄 FormatVariadic.cpp(5.17 KB)
📄 FormattedStream.cpp(5.29 KB)
📄 GlobPattern.cpp(5 KB)
📄 GraphWriter.cpp(9.21 KB)
📄 Hashing.cpp(1.16 KB)
📄 Host.cpp(51.63 KB)
📄 InitLLVM.cpp(1.92 KB)
📄 IntEqClasses.cpp(2.18 KB)
📄 IntervalMap.cpp(4.4 KB)
📄 ItaniumManglingCanonicalizer.cpp(10.77 KB)
📄 JSON.cpp(19.1 KB)
📄 KnownBits.cpp(3.78 KB)
📄 LEB128.cpp(1.19 KB)
📄 LineIterator.cpp(2.61 KB)
📄 Locale.cpp(377 B)
📄 LockFileManager.cpp(10.64 KB)
📄 LowLevelType.cpp(2.09 KB)
📄 MD5.cpp(8.99 KB)
📄 ManagedStatic.cpp(2.37 KB)
📄 MathExtras.cpp(913 B)
📄 MemAlloc.cpp(1.01 KB)
📄 Memory.cpp(1.57 KB)
📄 MemoryBuffer.cpp(18.99 KB)
📄 NativeFormatting.cpp(7.54 KB)
📄 OptimizedStructLayout.cpp(16.7 KB)
📄 Optional.cpp(530 B)
📄 Parallel.cpp(5.08 KB)
📄 Path.cpp(36.52 KB)
📄 PluginLoader.cpp(1.63 KB)
📄 PrettyStackTrace.cpp(10.33 KB)
📄 Process.cpp(3.27 KB)
📄 Program.cpp(3.54 KB)
📄 RISCVAttributeParser.cpp(2.06 KB)
📄 RISCVAttributes.cpp(970 B)
📄 RWMutex.cpp(3.23 KB)
📄 RandomNumberGenerator.cpp(2.86 KB)
📄 Regex.cpp(6.38 KB)
📄 SHA1.cpp(10.43 KB)
📄 ScaledNumber.cpp(9.09 KB)
📄 ScopedPrinter.cpp(1.19 KB)
📄 Signals.cpp(8.35 KB)
📄 Signposts.cpp(3.24 KB)
📄 SmallPtrSet.cpp(9.21 KB)
📄 SmallVector.cpp(3.99 KB)
📄 SourceMgr.cpp(20.08 KB)
📄 SpecialCaseList.cpp(7.48 KB)
📄 Statistic.cpp(8.85 KB)
📄 StringExtras.cpp(4.34 KB)
📄 StringMap.cpp(9.31 KB)
📄 StringRef.cpp(17.41 KB)
📄 StringSaver.cpp(882 B)
📄 SuffixTree.cpp(7.23 KB)
📄 SymbolRemappingReader.cpp(2.94 KB)
📄 SystemUtils.cpp(1.06 KB)
📄 TarWriter.cpp(7.23 KB)
📄 TargetParser.cpp(9.86 KB)
📄 TargetRegistry.cpp(4.6 KB)
📄 ThreadLocal.cpp(1.68 KB)
📄 ThreadPool.cpp(4.4 KB)
📄 Threading.cpp(4.55 KB)
📄 TimeProfiler.cpp(11.63 KB)
📄 Timer.cpp(14.14 KB)
📄 ToolOutputFile.cpp(1.83 KB)
📄 TrigramIndex.cpp(3.24 KB)
📄 Triple.cpp(53.17 KB)
📄 Twine.cpp(4.6 KB)
📄 Unicode.cpp(20.14 KB)
📄 UnicodeCaseFold.cpp(15.32 KB)
📁 Unix
📄 Valgrind.cpp(1.6 KB)
📄 VersionTuple.cpp(2.74 KB)
📄 VirtualFileSystem.cpp(74.17 KB)
📄 Watchdog.cpp(738 B)
📁 Windows
📄 WithColor.cpp(4.35 KB)
📄 X86TargetParser.cpp(27.21 KB)
📄 YAMLParser.cpp(68.53 KB)
📄 YAMLTraits.cpp(28.37 KB)
📄 Z3Solver.cpp(31.44 KB)
📄 circular_raw_ostream.cpp(1.3 KB)
📄 raw_os_ostream.cpp(995 B)
📄 raw_ostream.cpp(28.97 KB)
📄 regcomp.c(39.42 KB)
📄 regengine.inc(26.49 KB)
📄 regerror.c(4.42 KB)
📄 regex2.h(6.82 KB)
📄 regex_impl.h(3.63 KB)
📄 regexec.c(5.71 KB)
📄 regfree.c(2.49 KB)
📄 regstrlcpy.c(1.56 KB)
📄 regutils.h(2.25 KB)
📄 xxhash.cpp(4.07 KB)

Editing: Twine.cpp

//===-- Twine.cpp - Fast Temporary String Concatenation -------------------===//
//
// 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/ADT/Twine.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/Config/llvm-config.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/FormatVariadic.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;

std::string Twine::str() const {
  // If we're storing only a std::string, just return it.
  if (LHSKind == StdStringKind && RHSKind == EmptyKind)
    return *LHS.stdString;

// If we're storing a formatv_object, we can avoid an extra copy by formatting
  // it immediately and returning the result.
  if (LHSKind == FormatvObjectKind && RHSKind == EmptyKind)
    return LHS.formatvObject->str();

// Otherwise, flatten and copy the contents first.
  SmallString<256> Vec;
  return toStringRef(Vec).str();
}

void Twine::toVector(SmallVectorImpl<char> &Out) const {
  raw_svector_ostream OS(Out);
  print(OS);
}

StringRef Twine::toNullTerminatedStringRef(SmallVectorImpl<char> &Out) const {
  if (isUnary()) {
    switch (getLHSKind()) {
    case CStringKind:
      // Already null terminated, yay!
      return StringRef(LHS.cString);
    case StdStringKind: {
      const std::string *str = LHS.stdString;
      return StringRef(str->c_str(), str->size());
    }
    default:
      break;
    }
  }
  toVector(Out);
  Out.push_back(0);
  Out.pop_back();
  return StringRef(Out.data(), Out.size());
}

void Twine::printOneChild(raw_ostream &OS, Child Ptr,
                          NodeKind Kind) const {
  switch (Kind) {
  case Twine::NullKind: break;
  case Twine::EmptyKind: break;
  case Twine::TwineKind:
    Ptr.twine->print(OS);
    break;
  case Twine::CStringKind:
    OS << Ptr.cString;
    break;
  case Twine::StdStringKind:
    OS << *Ptr.stdString;
    break;
  case Twine::StringRefKind:
    OS << *Ptr.stringRef;
    break;
  case Twine::SmallStringKind:
    OS << *Ptr.smallString;
    break;
  case Twine::FormatvObjectKind:
    OS << *Ptr.formatvObject;
    break;
  case Twine::CharKind:
    OS << Ptr.character;
    break;
  case Twine::DecUIKind:
    OS << Ptr.decUI;
    break;
  case Twine::DecIKind:
    OS << Ptr.decI;
    break;
  case Twine::DecULKind:
    OS << *Ptr.decUL;
    break;
  case Twine::DecLKind:
    OS << *Ptr.decL;
    break;
  case Twine::DecULLKind:
    OS << *Ptr.decULL;
    break;
  case Twine::DecLLKind:
    OS << *Ptr.decLL;
    break;
  case Twine::UHexKind:
    OS.write_hex(*Ptr.uHex);
    break;
  }
}

void Twine::printOneChildRepr(raw_ostream &OS, Child Ptr,
                              NodeKind Kind) const {
  switch (Kind) {
  case Twine::NullKind:
    OS << "null"; break;
  case Twine::EmptyKind:
    OS << "empty"; break;
  case Twine::TwineKind:
    OS << "rope:";
    Ptr.twine->printRepr(OS);
    break;
  case Twine::CStringKind:
    OS << "cstring:\""
       << Ptr.cString << "\"";
    break;
  case Twine::StdStringKind:
    OS << "std::string:\""
       << Ptr.stdString << "\"";
    break;
  case Twine::StringRefKind:
    OS << "stringref:\""
       << Ptr.stringRef << "\"";
    break;
  case Twine::SmallStringKind:
    OS << "smallstring:\"" << *Ptr.smallString << "\"";
    break;
  case Twine::FormatvObjectKind:
    OS << "formatv:\"" << *Ptr.formatvObject << "\"";
    break;
  case Twine::CharKind:
    OS << "char:\"" << Ptr.character << "\"";
    break;
  case Twine::DecUIKind:
    OS << "decUI:\"" << Ptr.decUI << "\"";
    break;
  case Twine::DecIKind:
    OS << "decI:\"" << Ptr.decI << "\"";
    break;
  case Twine::DecULKind:
    OS << "decUL:\"" << *Ptr.decUL << "\"";
    break;
  case Twine::DecLKind:
    OS << "decL:\"" << *Ptr.decL << "\"";
    break;
  case Twine::DecULLKind:
    OS << "decULL:\"" << *Ptr.decULL << "\"";
    break;
  case Twine::DecLLKind:
    OS << "decLL:\"" << *Ptr.decLL << "\"";
    break;
  case Twine::UHexKind:
    OS << "uhex:\"" << Ptr.uHex << "\"";
    break;
  }
}

void Twine::print(raw_ostream &OS) const {
  printOneChild(OS, LHS, getLHSKind());
  printOneChild(OS, RHS, getRHSKind());
}

void Twine::printRepr(raw_ostream &OS) const {
  OS << "(Twine ";
  printOneChildRepr(OS, LHS, getLHSKind());
  OS << " ";
  printOneChildRepr(OS, RHS, getRHSKind());
  OS << ")";
}

#if !defined(NDEBUG) || defined(LLVM_ENABLE_DUMP)
LLVM_DUMP_METHOD void Twine::dump() const {
  print(dbgs());
}

LLVM_DUMP_METHOD void Twine::dumpRepr() const {
  printRepr(dbgs());
}
#endif

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Editing: Twine.cpp

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