File Manager

003 File Manager

Current Path: /usr/src/contrib/llvm-project/llvm/lib/DebugInfo/CodeView

usr / src / contrib / llvm-project / llvm / lib / DebugInfo / CodeView /

📁 ..
📄 AppendingTypeTableBuilder.cpp(3.51 KB)
📄 CVSymbolVisitor.cpp(2.78 KB)
📄 CVTypeVisitor.cpp(9.14 KB)
📄 CodeViewError.cpp(1.89 KB)
📄 CodeViewRecordIO.cpp(11.73 KB)
📄 ContinuationRecordBuilder.cpp(9.18 KB)
📄 DebugChecksumsSubsection.cpp(3.89 KB)
📄 DebugCrossExSubsection.cpp(1.74 KB)
📄 DebugCrossImpSubsection.cpp(3.29 KB)
📄 DebugFrameDataSubsection.cpp(2.02 KB)
📄 DebugInlineeLinesSubsection.cpp(3.85 KB)
📄 DebugLinesSubsection.cpp(5.52 KB)
📄 DebugStringTableSubsection.cpp(3.21 KB)
📄 DebugSubsection.cpp(538 B)
📄 DebugSubsectionRecord.cpp(3.4 KB)
📄 DebugSubsectionVisitor.cpp(3.34 KB)
📄 DebugSymbolRVASubsection.cpp(1.28 KB)
📄 DebugSymbolsSubsection.cpp(1.02 KB)
📄 EnumTables.cpp(21.1 KB)
📄 Formatters.cpp(1.47 KB)
📄 GlobalTypeTableBuilder.cpp(4.43 KB)
📄 LazyRandomTypeCollection.cpp(8.94 KB)
📄 Line.cpp(748 B)
📄 MergingTypeTableBuilder.cpp(4.81 KB)
📄 RecordName.cpp(10.4 KB)
📄 RecordSerialization.cpp(4.86 KB)
📄 SimpleTypeSerializer.cpp(2.4 KB)
📄 StringsAndChecksums.cpp(2.58 KB)
📄 SymbolDumper.cpp(25.61 KB)
📄 SymbolRecordHelpers.cpp(2.82 KB)
📄 SymbolRecordMapping.cpp(16.92 KB)
📄 SymbolSerializer.cpp(1.83 KB)
📄 TypeDumpVisitor.cpp(21.43 KB)
📄 TypeHashing.cpp(3.03 KB)
📄 TypeIndex.cpp(3.84 KB)
📄 TypeIndexDiscovery.cpp(16.54 KB)
📄 TypeRecordHelpers.cpp(1.59 KB)
📄 TypeRecordMapping.cpp(24.67 KB)
📄 TypeStreamMerger.cpp(18.42 KB)
📄 TypeTableCollection.cpp(1.96 KB)

Editing: DebugSubsectionRecord.cpp

//===- DebugSubsectionRecord.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 "llvm/DebugInfo/CodeView/DebugSubsectionRecord.h"
#include "llvm/DebugInfo/CodeView/CodeView.h"
#include "llvm/DebugInfo/CodeView/DebugSubsection.h"
#include "llvm/Support/BinaryStreamReader.h"
#include "llvm/Support/BinaryStreamWriter.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/MathExtras.h"
#include <algorithm>
#include <cassert>
#include <cstdint>

using namespace llvm;
using namespace llvm::codeview;

DebugSubsectionRecord::DebugSubsectionRecord() = default;

DebugSubsectionRecord::DebugSubsectionRecord(DebugSubsectionKind Kind,
                                             BinaryStreamRef Data)
    : Kind(Kind), Data(Data) {}

Error DebugSubsectionRecord::initialize(BinaryStreamRef Stream,
                                        DebugSubsectionRecord &Info) {
  const DebugSubsectionHeader *Header;
  BinaryStreamReader Reader(Stream);
  if (auto EC = Reader.readObject(Header))
    return EC;

DebugSubsectionKind Kind =
      static_cast<DebugSubsectionKind>(uint32_t(Header->Kind));
  if (auto EC = Reader.readStreamRef(Info.Data, Header->Length))
    return EC;
  Info.Kind = Kind;
  return Error::success();
}

uint32_t DebugSubsectionRecord::getRecordLength() const {
  return sizeof(DebugSubsectionHeader) + Data.getLength();
}

DebugSubsectionKind DebugSubsectionRecord::kind() const { return Kind; }

BinaryStreamRef DebugSubsectionRecord::getRecordData() const { return Data; }

DebugSubsectionRecordBuilder::DebugSubsectionRecordBuilder(
    std::shared_ptr<DebugSubsection> Subsection)
    : Subsection(std::move(Subsection)) {}

DebugSubsectionRecordBuilder::DebugSubsectionRecordBuilder(
    const DebugSubsectionRecord &Contents)
    : Contents(Contents) {}

uint32_t DebugSubsectionRecordBuilder::calculateSerializedLength() const {
  uint32_t DataSize = Subsection ? Subsection->calculateSerializedSize()
                                 : Contents.getRecordData().getLength();
  // The length of the entire subsection is always padded to 4 bytes,
  // regardless of the container kind.
  return sizeof(DebugSubsectionHeader) + alignTo(DataSize, 4);
}

Error DebugSubsectionRecordBuilder::commit(BinaryStreamWriter &Writer,
                                           CodeViewContainer Container) const {
  assert(Writer.getOffset() % alignOf(Container) == 0 &&
         "Debug Subsection not properly aligned");

DebugSubsectionHeader Header;
  Header.Kind = uint32_t(Subsection ? Subsection->kind() : Contents.kind());
  // The value written into the Header's Length field is only padded to the
  // container's alignment
  uint32_t DataSize = Subsection ? Subsection->calculateSerializedSize()
                                 : Contents.getRecordData().getLength();
  Header.Length = alignTo(DataSize, alignOf(Container));

if (auto EC = Writer.writeObject(Header))
    return EC;
  if (Subsection) {
    if (auto EC = Subsection->commit(Writer))
      return EC;
  } else {
    if (auto EC = Writer.writeStreamRef(Contents.getRecordData()))
      return EC;
  }
  if (auto EC = Writer.padToAlignment(4))
    return EC;

return Error::success();
}

003 File Manager

Editing: DebugSubsectionRecord.cpp

Upload File

Create Folder