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//===- AppendingTypeTableBuilder.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_APPENDINGTYPETABLEBUILDER_H
#define LLVM_DEBUGINFO_CODEVIEW_APPENDINGTYPETABLEBUILDER_H
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/DebugInfo/CodeView/CodeView.h"
#include "llvm/DebugInfo/CodeView/SimpleTypeSerializer.h"
#include "llvm/DebugInfo/CodeView/TypeCollection.h"
#include "llvm/DebugInfo/CodeView/TypeIndex.h"
#include "llvm/Support/Allocator.h"
#include <cstdint>
namespace llvm {
namespace codeview {
class ContinuationRecordBuilder;
class AppendingTypeTableBuilder : public TypeCollection {
BumpPtrAllocator &RecordStorage;
SimpleTypeSerializer SimpleSerializer;
/// Contains a list of all records indexed by TypeIndex.toArrayIndex().
SmallVector<ArrayRef<uint8_t>, 2> SeenRecords;
public:
explicit AppendingTypeTableBuilder(BumpPtrAllocator &Storage);
~AppendingTypeTableBuilder();
// TypeCollection overrides
Optional<TypeIndex> getFirst() override;
Optional<TypeIndex> getNext(TypeIndex Prev) override;
CVType getType(TypeIndex Index) override;
StringRef getTypeName(TypeIndex Index) override;
bool contains(TypeIndex Index) override;
uint32_t size() override;
uint32_t capacity() override;
bool replaceType(TypeIndex &Index, CVType Data, bool Stabilize) override;
// public interface
void reset();
TypeIndex nextTypeIndex() const;
BumpPtrAllocator &getAllocator() { return RecordStorage; }
ArrayRef<ArrayRef<uint8_t>> records() const;
TypeIndex insertRecordBytes(ArrayRef<uint8_t> &Record);
TypeIndex insertRecord(ContinuationRecordBuilder &Builder);
template <typename T> TypeIndex writeLeafType(T &Record) {
ArrayRef<uint8_t> Data = SimpleSerializer.serialize(Record);
return insertRecordBytes(Data);
}
};
} // end namespace codeview
} // end namespace llvm
#endif // LLVM_DEBUGINFO_CODEVIEW_APPENDINGTYPETABLEBUILDER_H
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