1 //===-- LLVMSymbolize.h ----------------------------------------- C++ -----===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // Header for LLVM symbolization library.
12 //===----------------------------------------------------------------------===//
13 #ifndef LLVM_SYMBOLIZE_H
14 #define LLVM_SYMBOLIZE_H
16 #include "llvm/ADT/OwningPtr.h"
17 #include "llvm/ADT/SmallVector.h"
18 #include "llvm/DebugInfo/DIContext.h"
19 #include "llvm/Object/MachOUniversal.h"
20 #include "llvm/Object/ObjectFile.h"
21 #include "llvm/Support/MemoryBuffer.h"
27 using namespace object;
33 class LLVMSymbolizer {
36 bool UseSymbolTable : 1;
37 bool PrintFunctions : 1;
38 bool PrintInlining : 1;
40 std::string DefaultArch;
41 Options(bool UseSymbolTable = true, bool PrintFunctions = true,
42 bool PrintInlining = true, bool Demangle = true,
43 std::string DefaultArch = "")
44 : UseSymbolTable(UseSymbolTable), PrintFunctions(PrintFunctions),
45 PrintInlining(PrintInlining), Demangle(Demangle),
46 DefaultArch(DefaultArch) {
50 LLVMSymbolizer(const Options &Opts = Options()) : Opts(Opts) {}
52 // Returns the result of symbolization for module name/offset as
53 // a string (possibly containing newlines).
55 symbolizeCode(const std::string &ModuleName, uint64_t ModuleOffset);
57 symbolizeData(const std::string &ModuleName, uint64_t ModuleOffset);
59 static std::string DemangleName(const std::string &Name);
61 typedef std::pair<Binary*, Binary*> BinaryPair;
63 ModuleInfo *getOrCreateModuleInfo(const std::string &ModuleName);
64 /// \brief Returns pair of pointers to binary and debug binary.
65 BinaryPair getOrCreateBinary(const std::string &Path);
66 /// \brief Returns a parsed object file for a given architecture in a
67 /// universal binary (or the binary itself if it is an object file).
68 ObjectFile *getObjectFileFromBinary(Binary *Bin, const std::string &ArchName);
70 std::string printDILineInfo(DILineInfo LineInfo) const;
72 // Owns all the parsed binaries and object files.
73 SmallVector<Binary*, 4> ParsedBinariesAndObjects;
74 // Owns module info objects.
75 typedef std::map<std::string, ModuleInfo *> ModuleMapTy;
77 typedef std::map<std::string, BinaryPair> BinaryMapTy;
78 BinaryMapTy BinaryForPath;
79 typedef std::map<std::pair<MachOUniversalBinary *, std::string>, ObjectFile *>
80 ObjectFileForArchMapTy;
81 ObjectFileForArchMapTy ObjectFileForArch;
84 static const char kBadString[];
89 ModuleInfo(ObjectFile *Obj, DIContext *DICtx);
91 DILineInfo symbolizeCode(uint64_t ModuleOffset,
92 const LLVMSymbolizer::Options &Opts) const;
93 DIInliningInfo symbolizeInlinedCode(
94 uint64_t ModuleOffset, const LLVMSymbolizer::Options &Opts) const;
95 bool symbolizeData(uint64_t ModuleOffset, std::string &Name, uint64_t &Start,
96 uint64_t &Size) const;
99 bool getNameFromSymbolTable(SymbolRef::Type Type, uint64_t Address,
100 std::string &Name, uint64_t &Addr,
101 uint64_t &Size) const;
103 OwningPtr<DIContext> DebugInfoContext;
107 // If size is 0, assume that symbol occupies the whole memory range up to
108 // the following symbol.
110 friend bool operator<(const SymbolDesc &s1, const SymbolDesc &s2) {
111 return s1.Addr < s2.Addr;
114 typedef std::map<SymbolDesc, StringRef> SymbolMapTy;
115 SymbolMapTy Functions;
119 } // namespace symbolize
122 #endif // LLVM_SYMBOLIZE_H