LLVM  9.0.0svn
ContinuationRecordBuilder.h
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1 //===- ContinuationRecordBuilder.h ------------------------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef LLVM_DEBUGINFO_CODEVIEW_CONTINUATIONRECORDBUILDER_H
10 #define LLVM_DEBUGINFO_CODEVIEW_CONTINUATIONRECORDBUILDER_H
11 
12 #include "llvm/ADT/ArrayRef.h"
13 #include "llvm/ADT/Optional.h"
14 #include "llvm/ADT/SmallVector.h"
21 #include "llvm/Support/Allocator.h"
24 #include "llvm/Support/Error.h"
25 #include <cassert>
26 #include <cstdint>
27 #include <memory>
28 #include <vector>
29 
30 namespace llvm {
31 namespace codeview {
33 
35  SmallVector<uint32_t, 4> SegmentOffsets;
38  BinaryStreamWriter SegmentWriter;
39  TypeRecordMapping Mapping;
40  ArrayRef<uint8_t> InjectedSegmentBytes;
41 
42  uint32_t getCurrentSegmentLength() const;
43 
44  void insertSegmentEnd(uint32_t Offset);
45  CVType createSegmentRecord(uint32_t OffBegin, uint32_t OffEnd,
46  Optional<TypeIndex> RefersTo);
47 
48 public:
51 
52  void begin(ContinuationRecordKind RecordKind);
53 
54  // This template is explicitly instantiated in the implementation file for all
55  // supported types. The method itself is ugly, so inlining it into the header
56  // file clutters an otherwise straightforward interface.
57  template <typename RecordType> void writeMemberType(RecordType &Record);
58 
59  std::vector<CVType> end(TypeIndex Index);
60 };
61 } // namespace codeview
62 } // namespace llvm
63 
64 #endif
const_iterator end(StringRef path)
Get end iterator over path.
Definition: Path.cpp:233
const_iterator begin(StringRef path, Style style=Style::native)
Get begin iterator over path.
Definition: Path.cpp:224
This class represents lattice values for constants.
Definition: AllocatorList.h:23
This file defines the MallocAllocator and BumpPtrAllocator interfaces.
A 32-bit type reference.
Definition: TypeIndex.h:95
Provides write only access to a subclass of WritableBinaryStream.
An implementation of WritableBinaryStream which can write at its end causing the underlying data to g...