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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   namespace pdb {
23   /// PDBContext
24   /// This data structure is the top level entity that deals with PDB debug
25   /// information parsing.  This data structure exists only when there is a
26   /// need for a transparent interface to different debug information formats
27   /// (e.g. PDB and DWARF).  More control and power over the debug information
28   /// access can be had by using the PDB interfaces directly.
29   class PDBContext : public DIContext {
30 
31     PDBContext(PDBContext &) = delete;
32     PDBContext &operator=(PDBContext &) = delete;
33 
34   public:
35     PDBContext(const object::COFFObjectFile &Object,
36                std::unique_ptr<IPDBSession> PDBSession);
37 
classof(const DIContext * DICtx)38     static bool classof(const DIContext *DICtx) {
39       return DICtx->getKind() == CK_PDB;
40     }
41 
42     void dump(raw_ostream &OS, DIDumpType DumpType = DIDT_All,
43               bool DumpEH = false) override;
44 
45     DILineInfo getLineInfoForAddress(
46         uint64_t Address,
47         DILineInfoSpecifier Specifier = DILineInfoSpecifier()) override;
48     DILineInfoTable getLineInfoForAddressRange(
49         uint64_t Address, uint64_t Size,
50         DILineInfoSpecifier Specifier = DILineInfoSpecifier()) override;
51     DIInliningInfo getInliningInfoForAddress(
52         uint64_t Address,
53         DILineInfoSpecifier Specifier = DILineInfoSpecifier()) override;
54 
55   private:
56     std::string getFunctionName(uint64_t Address, DINameKind NameKind) const;
57     std::unique_ptr<IPDBSession> Session;
58   };
59   }
60 }
61 
62 #endif
63