lib/ExecutionEngine/RuntimeDyld/RuntimeDyldCheckerImpl.h

   1 //===-- RuntimeDyldCheckerImpl.h -- RuntimeDyld test framework --*- 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_LIB_EXECUTIONENGINE_RUNTIMEDYLD_RUNTIMEDYLDCHECKERIMPL_H
  11 #define LLVM_LIB_EXECUTIONENGINE_RUNTIMEDYLD_RUNTIMEDYLDCHECKERIMPL_H
  12
  13 #include "RuntimeDyldImpl.h"
  14 #include <set>
  15
  16 namespace llvm {
  17
  18 class RuntimeDyldCheckerImpl {
  19   friend class RuntimeDyldChecker;
  20   friend class RuntimeDyldImpl;
  21   friend class RuntimeDyldCheckerExprEval;
  22   friend class RuntimeDyldELF;
  23
  24 public:
  25   RuntimeDyldCheckerImpl(RuntimeDyld &RTDyld, MCDisassembler *Disassembler,
  26                          MCInstPrinter *InstPrinter,
  27                          llvm::raw_ostream &ErrStream);
  28
  29   bool check(StringRef CheckExpr) const;
  30   bool checkAllRulesInBuffer(StringRef RulePrefix, MemoryBuffer *MemBuf) const;
  31
  32 private:
  33
  34   // StubMap typedefs.
  35   typedef std::map<std::string, uint64_t> StubOffsetsMap;
  36   struct SectionAddressInfo {
  37     uint64_t SectionID;
  38     StubOffsetsMap StubOffsets;
  39   };
  40   typedef std::map<std::string, SectionAddressInfo> SectionMap;
  41   typedef std::map<std::string, SectionMap> StubMap;
  42
  43   RuntimeDyldImpl &getRTDyld() const { return *RTDyld.Dyld; }
  44
  45   bool isSymbolValid(StringRef Symbol) const;
  46   uint64_t getSymbolLocalAddr(StringRef Symbol) const;
  47   uint64_t getSymbolRemoteAddr(StringRef Symbol) const;
  48   uint64_t readMemoryAtAddr(uint64_t Addr, unsigned Size) const;
  49
  50   std::pair<const SectionAddressInfo*, std::string> findSectionAddrInfo(
  51                                                    StringRef FileName,
  52                                                    StringRef SectionName) const;
  53
  54   std::pair<uint64_t, std::string> getSectionAddr(StringRef FileName,
  55                                                   StringRef SectionName,
  56                                                   bool IsInsideLoad) const;
  57
  58   std::pair<uint64_t, std::string> getStubAddrFor(StringRef FileName,
  59                                                   StringRef SectionName,
  60                                                   StringRef Symbol,
  61                                                   bool IsInsideLoad) const;
  62   StringRef getSubsectionStartingAt(StringRef Name) const;
  63
  64   void registerSection(StringRef FilePath, unsigned SectionID);
  65   void registerStubMap(StringRef FilePath, unsigned SectionID,
  66                        const RuntimeDyldImpl::StubMap &RTDyldStubs);
  67
  68   RuntimeDyld &RTDyld;
  69   MCDisassembler *Disassembler;
  70   MCInstPrinter *InstPrinter;
  71   llvm::raw_ostream &ErrStream;
  72
  73   StubMap Stubs;
  74 };
  75 } // namespace llvm
  76
  77 #endif