xref: /freebsd/contrib/llvm-project/llvm/include/llvm/DebugInfo/CodeView/DebugSymbolRVASubsection.h (revision 0b57cec536236d46e3dba9bd041533462f33dbb7)
1 //===- DebugSymbolRVASubsection.h -------------------------------*- C++ -*-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #ifndef LLVM_DEBUGINFO_CODEVIEW_DEBUGSYMBOLRVASUBSECTION_H
10 #define LLVM_DEBUGINFO_CODEVIEW_DEBUGSYMBOLRVASUBSECTION_H
11 
12 #include "llvm/DebugInfo/CodeView/CodeView.h"
13 #include "llvm/DebugInfo/CodeView/DebugSubsection.h"
14 #include "llvm/Support/BinaryStreamArray.h"
15 #include "llvm/Support/Endian.h"
16 #include "llvm/Support/Error.h"
17 #include <cstdint>
18 #include <vector>
19 
20 namespace llvm {
21 
22 class BinaryStreamReader;
23 
24 namespace codeview {
25 
26 class DebugSymbolRVASubsectionRef final : public DebugSubsectionRef {
27 public:
28   using ArrayType = FixedStreamArray<support::ulittle32_t>;
29 
30   DebugSymbolRVASubsectionRef();
31 
classof(const DebugSubsectionRef * S)32   static bool classof(const DebugSubsectionRef *S) {
33     return S->kind() == DebugSubsectionKind::CoffSymbolRVA;
34   }
35 
begin()36   ArrayType::Iterator begin() const { return RVAs.begin(); }
end()37   ArrayType::Iterator end() const { return RVAs.end(); }
38 
39   Error initialize(BinaryStreamReader &Reader);
40 
41 private:
42   ArrayType RVAs;
43 };
44 
45 class DebugSymbolRVASubsection final : public DebugSubsection {
46 public:
47   DebugSymbolRVASubsection();
48 
classof(const DebugSubsection * S)49   static bool classof(const DebugSubsection *S) {
50     return S->kind() == DebugSubsectionKind::CoffSymbolRVA;
51   }
52 
53   Error commit(BinaryStreamWriter &Writer) const override;
54   uint32_t calculateSerializedSize() const override;
55 
addRVA(uint32_t RVA)56   void addRVA(uint32_t RVA) { RVAs.push_back(support::ulittle32_t(RVA)); }
57 
58 private:
59   std::vector<support::ulittle32_t> RVAs;
60 };
61 
62 } // end namespace codeview
63 
64 } // end namespace llvm
65 
66 #endif // LLVM_DEBUGINFO_CODEVIEW_DEBUGSYMBOLRVASUBSECTION_H
67