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#pragma once
#ifdef __GNUC__
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-parameter"
#endif
//===- DebugCrossImpSubsection.h --------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_DEBUGINFO_CODEVIEW_DEBUGCROSSIMPSUBSECTION_H
#define LLVM_DEBUGINFO_CODEVIEW_DEBUGCROSSIMPSUBSECTION_H
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/DebugInfo/CodeView/CodeView.h"
#include "llvm/DebugInfo/CodeView/DebugSubsection.h"
#include "llvm/Support/BinaryStreamArray.h"
#include "llvm/Support/BinaryStreamReader.h"
#include "llvm/Support/BinaryStreamRef.h"
#include "llvm/Support/Endian.h"
#include "llvm/Support/Error.h"
#include <cstdint>
#include <vector>
namespace llvm {
namespace codeview {
struct CrossModuleImportItem {
const CrossModuleImport *Header = nullptr;
FixedStreamArray<support::ulittle32_t> Imports;
};
} // end namespace codeview
template <> struct VarStreamArrayExtractor<codeview::CrossModuleImportItem> {
public:
using ContextType = void;
Error operator()(BinaryStreamRef Stream, uint32_t &Len,
codeview::CrossModuleImportItem &Item);
};
namespace codeview {
class DebugStringTableSubsection;
class DebugCrossModuleImportsSubsectionRef final : public DebugSubsectionRef {
using ReferenceArray = VarStreamArray<CrossModuleImportItem>;
using Iterator = ReferenceArray::Iterator;
public:
DebugCrossModuleImportsSubsectionRef()
: DebugSubsectionRef(DebugSubsectionKind::CrossScopeImports) {}
static bool classof(const DebugSubsectionRef *S) {
return S->kind() == DebugSubsectionKind::CrossScopeImports;
}
Error initialize(BinaryStreamReader Reader);
Error initialize(BinaryStreamRef Stream);
Iterator begin() const { return References.begin(); }
Iterator end() const { return References.end(); }
private:
ReferenceArray References;
};
class DebugCrossModuleImportsSubsection final : public DebugSubsection {
public:
explicit DebugCrossModuleImportsSubsection(
DebugStringTableSubsection &Strings)
: DebugSubsection(DebugSubsectionKind::CrossScopeImports),
Strings(Strings) {}
static bool classof(const DebugSubsection *S) {
return S->kind() == DebugSubsectionKind::CrossScopeImports;
}
void addImport(StringRef Module, uint32_t ImportId);
uint32_t calculateSerializedSize() const override;
Error commit(BinaryStreamWriter &Writer) const override;
private:
DebugStringTableSubsection &Strings;
StringMap<std::vector<support::ulittle32_t>> Mappings;
};
} // end namespace codeview
} // end namespace llvm
#endif // LLVM_DEBUGINFO_CODEVIEW_DEBUGCROSSIMPSUBSECTION_H
#ifdef __GNUC__
#pragma GCC diagnostic pop
#endif
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