LCOV - code coverage report
Current view: top level - include/llvm/DebugInfo/CodeView - DebugCrossImpSubsection.h (source / functions) Hit Total Coverage
Test: llvm-toolchain.info Lines: 8 8 100.0 %
Date: 2017-09-14 15:23:50 Functions: 1 4 25.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : //===- DebugCrossExSubsection.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_CODEVIEW_DEBUGCROSSIMPSUBSECTION_H
      11             : #define LLVM_DEBUGINFO_CODEVIEW_DEBUGCROSSIMPSUBSECTION_H
      12             : 
      13             : #include "llvm/ADT/StringMap.h"
      14             : #include "llvm/ADT/StringRef.h"
      15             : #include "llvm/DebugInfo/CodeView/CodeView.h"
      16             : #include "llvm/DebugInfo/CodeView/DebugSubsection.h"
      17             : #include "llvm/Support/BinaryStreamArray.h"
      18             : #include "llvm/Support/BinaryStreamReader.h"
      19             : #include "llvm/Support/BinaryStreamRef.h"
      20             : #include "llvm/Support/Endian.h"
      21             : #include "llvm/Support/Error.h"
      22             : #include <cstdint>
      23             : #include <vector>
      24             : 
      25             : namespace llvm {
      26             : 
      27             : namespace codeview {
      28             : 
      29           8 : struct CrossModuleImportItem {
      30             :   const CrossModuleImport *Header = nullptr;
      31             :   FixedStreamArray<support::ulittle32_t> Imports;
      32             : };
      33             : 
      34             : } // end namespace codeview
      35             : 
      36             : template <> struct VarStreamArrayExtractor<codeview::CrossModuleImportItem> {
      37             : public:
      38             :   using ContextType = void;
      39             : 
      40             :   Error operator()(BinaryStreamRef Stream, uint32_t &Len,
      41             :                    codeview::CrossModuleImportItem &Item);
      42             : };
      43             : 
      44             : namespace codeview {
      45             : 
      46             : class DebugStringTableSubsection;
      47             : 
      48           6 : class DebugCrossModuleImportsSubsectionRef final : public DebugSubsectionRef {
      49             :   using ReferenceArray = VarStreamArray<CrossModuleImportItem>;
      50             :   using Iterator = ReferenceArray::Iterator;
      51             : 
      52             : public:
      53             :   DebugCrossModuleImportsSubsectionRef()
      54           9 :       : DebugSubsectionRef(DebugSubsectionKind::CrossScopeImports) {}
      55             : 
      56             :   static bool classof(const DebugSubsectionRef *S) {
      57             :     return S->kind() == DebugSubsectionKind::CrossScopeImports;
      58             :   }
      59             : 
      60             :   Error initialize(BinaryStreamReader Reader);
      61             :   Error initialize(BinaryStreamRef Stream);
      62             : 
      63           2 :   Iterator begin() const { return References.begin(); }
      64           1 :   Iterator end() const { return References.end(); }
      65             : 
      66             : private:
      67             :   ReferenceArray References;
      68             : };
      69             : 
      70           1 : class DebugCrossModuleImportsSubsection final : public DebugSubsection {
      71             : public:
      72             :   explicit DebugCrossModuleImportsSubsection(
      73             :       DebugStringTableSubsection &Strings)
      74           1 :       : DebugSubsection(DebugSubsectionKind::CrossScopeImports),
      75           3 :         Strings(Strings) {}
      76             : 
      77             :   static bool classof(const DebugSubsection *S) {
      78             :     return S->kind() == DebugSubsectionKind::CrossScopeImports;
      79             :   }
      80             : 
      81             :   void addImport(StringRef Module, uint32_t ImportId);
      82             : 
      83             :   uint32_t calculateSerializedSize() const override;
      84             :   Error commit(BinaryStreamWriter &Writer) const override;
      85             : 
      86             : private:
      87             :   DebugStringTableSubsection &Strings;
      88             :   StringMap<std::vector<support::ulittle32_t>> Mappings;
      89             : };
      90             : 
      91             : } // end namespace codeview
      92             : 
      93             : } // end namespace llvm
      94             : 
      95             : #endif // LLVM_DEBUGINFO_CODEVIEW_DEBUGCROSSIMPSUBSECTION_H

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