1//===- DebugFrameDataSubsection.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_DEBUGFRAMEDATASUBSECTION_H
10#define LLVM_DEBUGINFO_CODEVIEW_DEBUGFRAMEDATASUBSECTION_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/BinaryStreamRef.h"
16#include "llvm/Support/Endian.h"
17#include "llvm/Support/Error.h"
18
19namespace llvm {
20class BinaryStreamReader;
21class BinaryStreamWriter;
22
23namespace codeview {
24class DebugFrameDataSubsectionRef final : public DebugSubsectionRef {
25public:
26 DebugFrameDataSubsectionRef()
27 : DebugSubsectionRef(DebugSubsectionKind::FrameData) {}
28 static bool classof(const DebugSubsection *S) {
29 return S->kind() == DebugSubsectionKind::FrameData;
30 }
31
32 Error initialize(BinaryStreamReader Reader);
33 Error initialize(BinaryStreamRef Stream);
34
35 FixedStreamArray<FrameData>::Iterator begin() const { return Frames.begin(); }
36 FixedStreamArray<FrameData>::Iterator end() const { return Frames.end(); }
37
38 const support::ulittle32_t *getRelocPtr() const { return RelocPtr; }
39
40private:
41 const support::ulittle32_t *RelocPtr = nullptr;
42 FixedStreamArray<FrameData> Frames;
43};
44
45class DebugFrameDataSubsection final : public DebugSubsection {
46public:
47 DebugFrameDataSubsection(bool IncludeRelocPtr)
48 : DebugSubsection(DebugSubsectionKind::FrameData),
49 IncludeRelocPtr(IncludeRelocPtr) {}
50 static bool classof(const DebugSubsection *S) {
51 return S->kind() == DebugSubsectionKind::FrameData;
52 }
53
54 uint32_t calculateSerializedSize() const override;
55 Error commit(BinaryStreamWriter &Writer) const override;
56
57 void addFrameData(const FrameData &Frame);
58 void setFrames(ArrayRef<FrameData> Frames);
59
60private:
61 bool IncludeRelocPtr = false;
62 std::vector<FrameData> Frames;
63};
64}
65}
66
67#endif
68