/Users/buildslave/jenkins/sharedspace/clang-stage2-coverage-R@2/llvm/include/llvm/DebugInfo/CodeView/TypeDatabase.h
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1 | | //===- TypeDatabase.h - A collection of CodeView type records ---*- C++ -*-===// |
2 | | // |
3 | | // The LLVM Compiler Infrastructure |
4 | | // |
5 | | // This file is distributed under the University of Illinois Open Source |
6 | | // License. See LICENSE.TXT for details. |
7 | | // |
8 | | //===----------------------------------------------------------------------===// |
9 | | |
10 | | #ifndef LLVM_DEBUGINFO_CODEVIEW_TYPEDATABASE_H |
11 | | #define LLVM_DEBUGINFO_CODEVIEW_TYPEDATABASE_H |
12 | | |
13 | | #include "llvm/ADT/SmallVector.h" |
14 | | #include "llvm/ADT/StringRef.h" |
15 | | #include "llvm/DebugInfo/CodeView/TypeIndex.h" |
16 | | #include "llvm/DebugInfo/CodeView/TypeRecord.h" |
17 | | #include "llvm/Support/Allocator.h" |
18 | | #include "llvm/Support/StringSaver.h" |
19 | | |
20 | | namespace llvm { |
21 | | namespace codeview { |
22 | | class TypeDatabase { |
23 | | public: |
24 | 374 | TypeDatabase() : TypeNameStorage(Allocator) {} |
25 | | |
26 | | /// Gets the type index for the next type record. |
27 | | TypeIndex getNextTypeIndex() const; |
28 | | |
29 | | /// Records the name of a type, and reserves its type index. |
30 | | void recordType(StringRef Name, const CVType &Data); |
31 | | |
32 | | /// Saves the name in a StringSet and creates a stable StringRef. |
33 | | StringRef saveTypeName(StringRef TypeName); |
34 | | |
35 | | StringRef getTypeName(TypeIndex Index) const; |
36 | | |
37 | | const CVType &getTypeRecord(TypeIndex Index) const; |
38 | | CVType &getTypeRecord(TypeIndex Index); |
39 | | |
40 | | bool containsTypeIndex(TypeIndex Index) const; |
41 | | |
42 | | uint32_t size() const; |
43 | | |
44 | | private: |
45 | | BumpPtrAllocator Allocator; |
46 | | |
47 | | /// All user defined type records in .debug$T live in here. Type indices |
48 | | /// greater than 0x1000 are user defined. Subtract 0x1000 from the index to |
49 | | /// index into this vector. |
50 | | SmallVector<StringRef, 10> CVUDTNames; |
51 | | SmallVector<CVType, 10> TypeRecords; |
52 | | |
53 | | StringSaver TypeNameStorage; |
54 | | }; |
55 | | } |
56 | | } |
57 | | |
58 | | #endif |