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95 lines
4.0 KiB
95 lines
4.0 KiB
4 months ago
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//===-- DebugNamesDWARFIndex.h ---------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DEBUGNAMESDWARFINDEX_H
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#define LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DEBUGNAMESDWARFINDEX_H
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#include "Plugins/SymbolFile/DWARF/DWARFIndex.h"
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#include "Plugins/SymbolFile/DWARF/LogChannelDWARF.h"
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#include "Plugins/SymbolFile/DWARF/ManualDWARFIndex.h"
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#include "Plugins/SymbolFile/DWARF/SymbolFileDWARF.h"
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#include "lldb/Utility/ConstString.h"
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#include "llvm/DebugInfo/DWARF/DWARFAcceleratorTable.h"
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namespace lldb_private {
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class DebugNamesDWARFIndex : public DWARFIndex {
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public:
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static llvm::Expected<std::unique_ptr<DebugNamesDWARFIndex>>
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Create(Module &module, DWARFDataExtractor debug_names,
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DWARFDataExtractor debug_str, SymbolFileDWARF &dwarf);
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void Preload() override { m_fallback.Preload(); }
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void
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GetGlobalVariables(ConstString basename,
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llvm::function_ref<bool(DWARFDIE die)> callback) override;
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void
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GetGlobalVariables(const RegularExpression ®ex,
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llvm::function_ref<bool(DWARFDIE die)> callback) override;
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void
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GetGlobalVariables(const DWARFUnit &cu,
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llvm::function_ref<bool(DWARFDIE die)> callback) override;
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void
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GetObjCMethods(ConstString class_name,
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llvm::function_ref<bool(DWARFDIE die)> callback) override {}
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void GetCompleteObjCClass(
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ConstString class_name, bool must_be_implementation,
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llvm::function_ref<bool(DWARFDIE die)> callback) override;
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void GetTypes(ConstString name,
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llvm::function_ref<bool(DWARFDIE die)> callback) override;
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void GetTypes(const DWARFDeclContext &context,
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llvm::function_ref<bool(DWARFDIE die)> callback) override;
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void GetNamespaces(ConstString name,
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llvm::function_ref<bool(DWARFDIE die)> callback) override;
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void GetFunctions(ConstString name, SymbolFileDWARF &dwarf,
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const CompilerDeclContext &parent_decl_ctx,
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uint32_t name_type_mask,
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llvm::function_ref<bool(DWARFDIE die)> callback) override;
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void GetFunctions(const RegularExpression ®ex,
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llvm::function_ref<bool(DWARFDIE die)> callback) override;
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void Dump(Stream &s) override;
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private:
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DebugNamesDWARFIndex(Module &module,
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std::unique_ptr<llvm::DWARFDebugNames> debug_names_up,
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DWARFDataExtractor debug_names_data,
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DWARFDataExtractor debug_str_data,
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SymbolFileDWARF &dwarf)
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: DWARFIndex(module), m_debug_info(dwarf.DebugInfo()),
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m_debug_names_data(debug_names_data), m_debug_str_data(debug_str_data),
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m_debug_names_up(std::move(debug_names_up)),
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m_fallback(module, dwarf, GetUnits(*m_debug_names_up)) {}
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DWARFDebugInfo &m_debug_info;
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// LLVM DWARFDebugNames will hold a non-owning reference to this data, so keep
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// track of the ownership here.
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DWARFDataExtractor m_debug_names_data;
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DWARFDataExtractor m_debug_str_data;
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using DebugNames = llvm::DWARFDebugNames;
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std::unique_ptr<DebugNames> m_debug_names_up;
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ManualDWARFIndex m_fallback;
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llvm::Optional<DIERef> ToDIERef(const DebugNames::Entry &entry);
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bool ProcessEntry(const DebugNames::Entry &entry,
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llvm::function_ref<bool(DWARFDIE die)> callback,
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llvm::StringRef name);
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static void MaybeLogLookupError(llvm::Error error,
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const DebugNames::NameIndex &ni,
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llvm::StringRef name);
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static llvm::DenseSet<dw_offset_t> GetUnits(const DebugNames &debug_names);
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};
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} // namespace lldb_private
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#endif // LLDB_SOURCE_PLUGINS_SYMBOLFILE_DWARF_DEBUGNAMESDWARFINDEX_H
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