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TypeRecordBuilder.h
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TypeRecordBuilder.h
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//===- TypeRecordBuilder.h --------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_DEBUGINFO_CODEVIEW_TYPERECORDBUILDER_H
#define LLVM_DEBUGINFO_CODEVIEW_TYPERECORDBUILDER_H
#include "llvm/ADT/SmallVector.h"
#include "llvm/DebugInfo/CodeView/CodeView.h"
#include "llvm/DebugInfo/CodeView/TypeIndex.h"
#include "llvm/DebugInfo/CodeView/TypeRecord.h"
#include "llvm/Support/EndianStream.h"
#include "llvm/Support/raw_ostream.h"
namespace llvm {
namespace codeview {
class TypeRecordBuilder {
private:
TypeRecordBuilder(const TypeRecordBuilder &) = delete;
TypeRecordBuilder &operator=(const TypeRecordBuilder &) = delete;
public:
explicit TypeRecordBuilder(TypeRecordKind Kind);
void writeUInt8(uint8_t Value);
void writeInt16(int16_t Value);
void writeUInt16(uint16_t Value);
void writeInt32(int32_t Value);
void writeUInt32(uint32_t Value);
void writeInt64(int64_t Value);
void writeUInt64(uint64_t Value);
void writeTypeIndex(TypeIndex TypeInd);
void writeTypeRecordKind(TypeRecordKind Kind);
void writeEncodedInteger(int64_t Value);
void writeEncodedSignedInteger(int64_t Value);
void writeEncodedUnsignedInteger(uint64_t Value);
void writeNullTerminatedString(StringRef Value);
void writeGuid(StringRef Guid);
void writeBytes(StringRef Value) { Stream << Value; }
llvm::StringRef str();
uint64_t size() const { return Stream.tell(); }
TypeRecordKind kind() const { return Kind; }
void truncate(uint64_t Size) {
// This works because raw_svector_ostream is not buffered.
assert(Size < Buffer.size());
Buffer.resize(Size);
}
void reset(TypeRecordKind K) {
Buffer.clear();
Kind = K;
writeTypeRecordKind(K);
}
private:
TypeRecordKind Kind;
llvm::SmallVector<char, 256> Buffer;
llvm::raw_svector_ostream Stream;
llvm::support::endian::Writer<llvm::support::endianness::little> Writer;
};
}
}
#endif