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