diff options
author | orivej <[email protected]> | 2022-02-10 16:45:01 +0300 |
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committer | Daniil Cherednik <[email protected]> | 2022-02-10 16:45:01 +0300 |
commit | 2d37894b1b037cf24231090eda8589bbb44fb6fc (patch) | |
tree | be835aa92c6248212e705f25388ebafcf84bc7a1 /contrib/libs/llvm12/lib/DebugInfo/CodeView/DebugSubsectionRecord.cpp | |
parent | 718c552901d703c502ccbefdfc3c9028d608b947 (diff) |
Restoring authorship annotation for <[email protected]>. Commit 2 of 2.
Diffstat (limited to 'contrib/libs/llvm12/lib/DebugInfo/CodeView/DebugSubsectionRecord.cpp')
-rw-r--r-- | contrib/libs/llvm12/lib/DebugInfo/CodeView/DebugSubsectionRecord.cpp | 188 |
1 files changed, 94 insertions, 94 deletions
diff --git a/contrib/libs/llvm12/lib/DebugInfo/CodeView/DebugSubsectionRecord.cpp b/contrib/libs/llvm12/lib/DebugInfo/CodeView/DebugSubsectionRecord.cpp index 9070125d820..3c8a3010145 100644 --- a/contrib/libs/llvm12/lib/DebugInfo/CodeView/DebugSubsectionRecord.cpp +++ b/contrib/libs/llvm12/lib/DebugInfo/CodeView/DebugSubsectionRecord.cpp @@ -1,94 +1,94 @@ -//===- 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(); -} +//===- 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(); +} |