1 //===-- PDBContext.h --------------------------------------------*- 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_PDB_PDBCONTEXT_H
11 #define LLVM_DEBUGINFO_PDB_PDBCONTEXT_H
12 
13 #include "llvm/DebugInfo/DIContext.h"
14 #include "llvm/DebugInfo/PDB/IPDBSession.h"
15 
16 namespace llvm {
17 
18 namespace object {
19 class COFFObjectFile;
20 }
21 
22 /// PDBContext
23 /// This data structure is the top level entity that deals with PDB debug
24 /// information parsing.  This data structure exists only when there is a
25 /// need for a transparent interface to different debug information formats
26 /// (e.g. PDB and DWARF).  More control and power over the debug information
27 /// access can be had by using the PDB interfaces directly.
28 class PDBContext : public DIContext {
29 
30   PDBContext(PDBContext &) = delete;
31   PDBContext &operator=(PDBContext &) = delete;
32 
33 public:
34   PDBContext(const object::COFFObjectFile &Object,
35              std::unique_ptr<IPDBSession> PDBSession);
36 
classof(const DIContext * DICtx)37   static bool classof(const DIContext *DICtx) {
38     return DICtx->getKind() == CK_PDB;
39   }
40 
41   void dump(raw_ostream &OS, DIDumpType DumpType = DIDT_All) override;
42 
43   DILineInfo getLineInfoForAddress(
44       uint64_t Address,
45       DILineInfoSpecifier Specifier = DILineInfoSpecifier()) override;
46   DILineInfoTable getLineInfoForAddressRange(
47       uint64_t Address, uint64_t Size,
48       DILineInfoSpecifier Specifier = DILineInfoSpecifier()) override;
49   DIInliningInfo getInliningInfoForAddress(
50       uint64_t Address,
51       DILineInfoSpecifier Specifier = DILineInfoSpecifier()) override;
52 
53 private:
54   std::string getFunctionName(uint64_t Address, DINameKind NameKind) const;
55   std::unique_ptr<IPDBSession> Session;
56 };
57 }
58 
59 #endif
60