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      1 //===- DebugSymbolRVASubsection.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_DEBUGSYMBOLRVASUBSECTION_H
     11 #define LLVM_DEBUGINFO_CODEVIEW_DEBUGSYMBOLRVASUBSECTION_H
     12 
     13 #include "llvm/DebugInfo/CodeView/CodeView.h"
     14 #include "llvm/DebugInfo/CodeView/DebugSubsection.h"
     15 #include "llvm/Support/BinaryStreamArray.h"
     16 #include "llvm/Support/Endian.h"
     17 #include "llvm/Support/Error.h"
     18 #include <cstdint>
     19 #include <vector>
     20 
     21 namespace llvm {
     22 
     23 class BinaryStreamReader;
     24 
     25 namespace codeview {
     26 
     27 class DebugSymbolRVASubsectionRef final : public DebugSubsectionRef {
     28 public:
     29   using ArrayType = FixedStreamArray<support::ulittle32_t>;
     30 
     31   DebugSymbolRVASubsectionRef();
     32 
     33   static bool classof(const DebugSubsectionRef *S) {
     34     return S->kind() == DebugSubsectionKind::CoffSymbolRVA;
     35   }
     36 
     37   ArrayType::Iterator begin() const { return RVAs.begin(); }
     38   ArrayType::Iterator end() const { return RVAs.end(); }
     39 
     40   Error initialize(BinaryStreamReader &Reader);
     41 
     42 private:
     43   ArrayType RVAs;
     44 };
     45 
     46 class DebugSymbolRVASubsection final : public DebugSubsection {
     47 public:
     48   DebugSymbolRVASubsection();
     49 
     50   static bool classof(const DebugSubsection *S) {
     51     return S->kind() == DebugSubsectionKind::CoffSymbolRVA;
     52   }
     53 
     54   Error commit(BinaryStreamWriter &Writer) const override;
     55   uint32_t calculateSerializedSize() const override;
     56 
     57   void addRVA(uint32_t RVA) { RVAs.push_back(support::ulittle32_t(RVA)); }
     58 
     59 private:
     60   std::vector<support::ulittle32_t> RVAs;
     61 };
     62 
     63 } // end namespace codeview
     64 
     65 } // end namespace llvm
     66 
     67 #endif // LLVM_DEBUGINFO_CODEVIEW_DEBUGSYMBOLRVASUBSECTION_H
     68