/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/lib/AST/ExternalASTSource.cpp
Line | Count | Source (jump to first uncovered line) |
1 | | //===- ExternalASTSource.cpp - Abstract External AST Interface ------------===// |
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 | | // This file provides the default implementation of the ExternalASTSource |
10 | | // interface, which enables construction of AST nodes from some external |
11 | | // source. |
12 | | // |
13 | | //===----------------------------------------------------------------------===// |
14 | | |
15 | | #include "clang/AST/ExternalASTSource.h" |
16 | | #include "clang/AST/ASTContext.h" |
17 | | #include "clang/AST/DeclarationName.h" |
18 | | #include "clang/Basic/FileManager.h" |
19 | | #include "clang/Basic/IdentifierTable.h" |
20 | | #include "clang/Basic/LLVM.h" |
21 | | #include "clang/Basic/Module.h" |
22 | | #include "clang/Basic/SourceManager.h" |
23 | | #include "llvm/Support/ErrorHandling.h" |
24 | | #include <cstdint> |
25 | | #include <optional> |
26 | | |
27 | | using namespace clang; |
28 | | |
29 | | char ExternalASTSource::ID; |
30 | | |
31 | 45.0k | ExternalASTSource::~ExternalASTSource() = default; |
32 | | |
33 | | std::optional<ASTSourceDescriptor> |
34 | 0 | ExternalASTSource::getSourceDescriptor(unsigned ID) { |
35 | 0 | return std::nullopt; |
36 | 0 | } |
37 | | |
38 | | ExternalASTSource::ExtKind |
39 | 2.56M | ExternalASTSource::hasExternalDefinitions(const Decl *D) { |
40 | 2.56M | return EK_ReplyHazy; |
41 | 2.56M | } |
42 | | |
43 | | void ExternalASTSource::FindFileRegionDecls(FileID File, unsigned Offset, |
44 | | unsigned Length, |
45 | 0 | SmallVectorImpl<Decl *> &Decls) {} |
46 | | |
47 | 1.95M | void ExternalASTSource::CompleteRedeclChain(const Decl *D) {} |
48 | | |
49 | 39.8k | void ExternalASTSource::CompleteType(TagDecl *Tag) {} |
50 | | |
51 | 0 | void ExternalASTSource::CompleteType(ObjCInterfaceDecl *Class) {} |
52 | | |
53 | 73 | void ExternalASTSource::ReadComments() {} |
54 | | |
55 | 138k | void ExternalASTSource::StartedDeserializing() {} |
56 | | |
57 | 138k | void ExternalASTSource::FinishedDeserializing() {} |
58 | | |
59 | 212 | void ExternalASTSource::StartTranslationUnit(ASTConsumer *Consumer) {} |
60 | | |
61 | 0 | void ExternalASTSource::PrintStats() {} |
62 | | |
63 | | bool ExternalASTSource::layoutRecordType( |
64 | | const RecordDecl *Record, uint64_t &Size, uint64_t &Alignment, |
65 | | llvm::DenseMap<const FieldDecl *, uint64_t> &FieldOffsets, |
66 | | llvm::DenseMap<const CXXRecordDecl *, CharUnits> &BaseOffsets, |
67 | 36.3k | llvm::DenseMap<const CXXRecordDecl *, CharUnits> &VirtualBaseOffsets) { |
68 | 36.3k | return false; |
69 | 36.3k | } |
70 | | |
71 | 33 | Decl *ExternalASTSource::GetExternalDecl(uint32_t ID) { |
72 | 33 | return nullptr; |
73 | 33 | } |
74 | | |
75 | 0 | Selector ExternalASTSource::GetExternalSelector(uint32_t ID) { |
76 | 0 | return Selector(); |
77 | 0 | } |
78 | | |
79 | 0 | uint32_t ExternalASTSource::GetNumExternalSelectors() { |
80 | 0 | return 0; |
81 | 0 | } |
82 | | |
83 | 28 | Stmt *ExternalASTSource::GetExternalDeclStmt(uint64_t Offset) { |
84 | 28 | return nullptr; |
85 | 28 | } |
86 | | |
87 | | CXXCtorInitializer ** |
88 | 2 | ExternalASTSource::GetExternalCXXCtorInitializers(uint64_t Offset) { |
89 | 2 | return nullptr; |
90 | 2 | } |
91 | | |
92 | | CXXBaseSpecifier * |
93 | 13 | ExternalASTSource::GetExternalCXXBaseSpecifiers(uint64_t Offset) { |
94 | 13 | return nullptr; |
95 | 13 | } |
96 | | |
97 | | bool |
98 | | ExternalASTSource::FindExternalVisibleDeclsByName(const DeclContext *DC, |
99 | 327 | DeclarationName Name) { |
100 | 327 | return false; |
101 | 327 | } |
102 | | |
103 | 33 | void ExternalASTSource::completeVisibleDeclsMap(const DeclContext *DC) {} |
104 | | |
105 | | void ExternalASTSource::FindExternalLexicalDecls( |
106 | | const DeclContext *DC, llvm::function_ref<bool(Decl::Kind)> IsKindWeWant, |
107 | 262 | SmallVectorImpl<Decl *> &Result) {} |
108 | | |
109 | 0 | void ExternalASTSource::getMemoryBufferSizes(MemoryBufferSizes &sizes) const {} |
110 | | |
111 | 10.0k | uint32_t ExternalASTSource::incrementGeneration(ASTContext &C) { |
112 | 10.0k | uint32_t OldGeneration = CurrentGeneration; |
113 | | |
114 | | // Make sure the generation of the topmost external source for the context is |
115 | | // incremented. That might not be us. |
116 | 10.0k | auto *P = C.getExternalSource(); |
117 | 10.0k | if (P && P != this10.0k ) |
118 | 415 | CurrentGeneration = P->incrementGeneration(C); |
119 | 9.66k | else { |
120 | | // FIXME: Only bump the generation counter if the current generation number |
121 | | // has been observed? |
122 | 9.66k | if (!++CurrentGeneration) |
123 | 0 | llvm::report_fatal_error("generation counter overflowed", false); |
124 | 9.66k | } |
125 | | |
126 | 10.0k | return OldGeneration; |
127 | 10.0k | } |