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1 //===- DebugFrameDataSubsection.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_DEBUGFRAMEDATASUBSECTION_H
11 #define LLVM_DEBUGINFO_CODEVIEW_DEBUGFRAMEDATASUBSECTION_H
12 
13 #include "llvm/DebugInfo/CodeView/CodeView.h"
14 #include "llvm/DebugInfo/CodeView/DebugSubsection.h"
15 #include "llvm/Support/BinaryStreamReader.h"
16 #include "llvm/Support/Error.h"
17 
18 namespace llvm {
19 namespace codeview {
20 class DebugFrameDataSubsectionRef final : public DebugSubsectionRef {
21 public:
DebugFrameDataSubsectionRef()22   DebugFrameDataSubsectionRef()
23       : DebugSubsectionRef(DebugSubsectionKind::FrameData) {}
classof(const DebugSubsection * S)24   static bool classof(const DebugSubsection *S) {
25     return S->kind() == DebugSubsectionKind::FrameData;
26   }
27 
28   Error initialize(BinaryStreamReader Reader);
29 
begin()30   FixedStreamArray<FrameData>::Iterator begin() const { return Frames.begin(); }
end()31   FixedStreamArray<FrameData>::Iterator end() const { return Frames.end(); }
32 
getRelocPtr()33   const void *getRelocPtr() const { return RelocPtr; }
34 
35 private:
36   const uint32_t *RelocPtr = nullptr;
37   FixedStreamArray<FrameData> Frames;
38 };
39 
40 class DebugFrameDataSubsection final : public DebugSubsection {
41 public:
DebugFrameDataSubsection()42   DebugFrameDataSubsection()
43       : DebugSubsection(DebugSubsectionKind::FrameData) {}
classof(const DebugSubsection * S)44   static bool classof(const DebugSubsection *S) {
45     return S->kind() == DebugSubsectionKind::FrameData;
46   }
47 
48   uint32_t calculateSerializedSize() const override;
49   Error commit(BinaryStreamWriter &Writer) const override;
50 
51   void addFrameData(const FrameData &Frame);
52   void setFrames(ArrayRef<FrameData> Frames);
53 
54 private:
55   std::vector<FrameData> Frames;
56 };
57 }
58 }
59 
60 #endif
61