| //===- 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 <cassert> |
| #include <cstdint> |
| #include <memory> |
| #include <vector> |
| |
| 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(); |
| |
| // TypeTableCollection 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; |
| |
| // 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_TYPETABLEBUILDER_H |