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archived-llvm/include/llvm/DebugInfo/CodeView/ContinuationRecordBuilder.h
Chandler Carruth 6b547686c5 Update the file headers across all of the LLVM projects in the monorepo
to reflect the new license.

We understand that people may be surprised that we're moving the header
entirely to discuss the new license. We checked this carefully with the
Foundation's lawyer and we believe this is the correct approach.

Essentially, all code in the project is now made available by the LLVM
project under our new license, so you will see that the license headers
include that license only. Some of our contributors have contributed
code under our old license, and accordingly, we have retained a copy of
our old license notice in the top-level files in each project and
repository.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@351636 91177308-0d34-0410-b5e6-96231b3b80d8
2019-01-19 08:50:56 +00:00

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2.2 KiB
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//===- ContinuationRecordBuilder.h ------------------------------*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_DEBUGINFO_CODEVIEW_CONTINUATIONRECORDBUILDER_H
#define LLVM_DEBUGINFO_CODEVIEW_CONTINUATIONRECORDBUILDER_H
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/Optional.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/DebugInfo/CodeView/CodeView.h"
#include "llvm/DebugInfo/CodeView/RecordSerialization.h"
#include "llvm/DebugInfo/CodeView/TypeIndex.h"
#include "llvm/DebugInfo/CodeView/TypeRecord.h"
#include "llvm/DebugInfo/CodeView/TypeRecordMapping.h"
#include "llvm/DebugInfo/CodeView/TypeVisitorCallbacks.h"
#include "llvm/Support/Allocator.h"
#include "llvm/Support/BinaryByteStream.h"
#include "llvm/Support/BinaryStreamWriter.h"
#include "llvm/Support/Error.h"
#include <cassert>
#include <cstdint>
#include <memory>
#include <vector>
namespace llvm {
namespace codeview {
enum class ContinuationRecordKind { FieldList, MethodOverloadList };
class ContinuationRecordBuilder {
SmallVector<uint32_t, 4> SegmentOffsets;
Optional<ContinuationRecordKind> Kind;
AppendingBinaryByteStream Buffer;
BinaryStreamWriter SegmentWriter;
TypeRecordMapping Mapping;
ArrayRef<uint8_t> InjectedSegmentBytes;
uint32_t getCurrentSegmentLength() const;
void insertSegmentEnd(uint32_t Offset);
CVType createSegmentRecord(uint32_t OffBegin, uint32_t OffEnd,
Optional<TypeIndex> RefersTo);
public:
ContinuationRecordBuilder();
~ContinuationRecordBuilder();
void begin(ContinuationRecordKind RecordKind);
// This template is explicitly instantiated in the implementation file for all
// supported types. The method itself is ugly, so inlining it into the header
// file clutters an otherwise straightforward interface.
template <typename RecordType> void writeMemberType(RecordType &Record);
std::vector<CVType> end(TypeIndex Index);
};
} // namespace codeview
} // namespace llvm
#endif