1//===- TypeTableCollection.cpp -------------------------------- *- 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#include "llvm/DebugInfo/CodeView/TypeTableCollection.h"
10
11#include "llvm/DebugInfo/CodeView/RecordName.h"
12#include "llvm/DebugInfo/CodeView/TypeIndex.h"
13#include "llvm/Support/ErrorHandling.h"
14
15using namespace llvm;
16using namespace llvm::codeview;
17
18TypeTableCollection::TypeTableCollection(ArrayRef<ArrayRef<uint8_t>> Records)
19 : NameStorage(Allocator), Records(Records) {
20 Names.resize(new_size: Records.size());
21}
22
23std::optional<TypeIndex> TypeTableCollection::getFirst() {
24 if (empty())
25 return std::nullopt;
26 return TypeIndex::fromArrayIndex(Index: 0);
27}
28
29std::optional<TypeIndex> TypeTableCollection::getNext(TypeIndex Prev) {
30 assert(contains(Prev));
31 ++Prev;
32 if (Prev.toArrayIndex() == size())
33 return std::nullopt;
34 return Prev;
35}
36
37CVType TypeTableCollection::getType(TypeIndex Index) {
38 assert(Index.toArrayIndex() < Records.size());
39 return CVType(Records[Index.toArrayIndex()]);
40}
41
42StringRef TypeTableCollection::getTypeName(TypeIndex Index) {
43 if (Index.isNoneType() || Index.isSimple())
44 return TypeIndex::simpleTypeName(TI: Index);
45
46 uint32_t I = Index.toArrayIndex();
47 if (Names[I].data() == nullptr) {
48 StringRef Result = NameStorage.save(S: computeTypeName(Types&: *this, Index));
49 Names[I] = Result;
50 }
51 return Names[I];
52}
53
54bool TypeTableCollection::contains(TypeIndex Index) {
55 return Index.toArrayIndex() <= size();
56}
57
58uint32_t TypeTableCollection::size() { return Records.size(); }
59
60uint32_t TypeTableCollection::capacity() { return Records.size(); }
61
62bool TypeTableCollection::replaceType(TypeIndex &Index, CVType Data,
63 bool Stabilize) {
64 llvm_unreachable("Method cannot be called");
65}
66