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/Compiler.h"
17#include "llvm/Support/Endian.h"
18#include "llvm/Support/Error.h"
19
20namespace llvm {
21class BinaryStreamReader;
22class BinaryStreamWriter;
23
24namespace codeview {
25class DebugFrameDataSubsectionRef final : public DebugSubsectionRef {
26public:
27 DebugFrameDataSubsectionRef()
28 : DebugSubsectionRef(DebugSubsectionKind::FrameData) {}
29 static bool classof(const DebugSubsection *S) {
30 return S->kind() == DebugSubsectionKind::FrameData;
31 }
32
33 LLVM_ABI Error initialize(BinaryStreamReader Reader);
34 LLVM_ABI Error initialize(BinaryStreamRef Stream);
35
36 FixedStreamArray<FrameData>::Iterator begin() const { return Frames.begin(); }
37 FixedStreamArray<FrameData>::Iterator end() const { return Frames.end(); }
38
39 const support::ulittle32_t *getRelocPtr() const { return RelocPtr; }
40
41private:
42 const support::ulittle32_t *RelocPtr = nullptr;
43 FixedStreamArray<FrameData> Frames;
44};
45
46class LLVM_ABI DebugFrameDataSubsection final : public DebugSubsection {
47public:
48 DebugFrameDataSubsection(bool IncludeRelocPtr)
49 : DebugSubsection(DebugSubsectionKind::FrameData),
50 IncludeRelocPtr(IncludeRelocPtr) {}
51 static bool classof(const DebugSubsection *S) {
52 return S->kind() == DebugSubsectionKind::FrameData;
53 }
54
55 uint32_t calculateSerializedSize() const override;
56 Error commit(BinaryStreamWriter &Writer) const override;
57
58 void addFrameData(const FrameData &Frame);
59 void setFrames(ArrayRef<FrameData> Frames);
60
61private:
62 bool IncludeRelocPtr = false;
63 std::vector<FrameData> Frames;
64};
65}
66}
67
68#endif
69