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Diffstat (limited to 'source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.h')
| -rw-r--r-- | source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.h | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.h b/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.h new file mode 100644 index 000000000000..3814758fdd2c --- /dev/null +++ b/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.h @@ -0,0 +1,213 @@ +//===-- DWARFASTParserClang.h -----------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +#ifndef SymbolFileDWARF_DWARFASTParserClang_h_ +#define SymbolFileDWARF_DWARFASTParserClang_h_ + +// C Includes +// C++ Includes +// Other libraries and framework includes +#include "llvm/ADT/DenseMap.h" +#include "llvm/ADT/SmallPtrSet.h" +#include "llvm/ADT/SmallVector.h" +#include "clang/AST/CharUnits.h" + +// Project includes +#include "lldb/Core/ClangForward.h" +#include "lldb/Core/PluginInterface.h" +#include "lldb/Symbol/ClangASTContext.h" +#include "DWARFDefines.h" +#include "DWARFASTParser.h" + +class DWARFDebugInfoEntry; +class DWARFDIECollection; + +class DWARFASTParserClang : public DWARFASTParser +{ +public: + DWARFASTParserClang (lldb_private::ClangASTContext &ast); + + ~DWARFASTParserClang() override; + + lldb::TypeSP + ParseTypeFromDWARF (const lldb_private::SymbolContext& sc, + const DWARFDIE &die, + lldb_private::Log *log, + bool *type_is_new_ptr) override; + + + lldb_private::Function * + ParseFunctionFromDWARF (const lldb_private::SymbolContext& sc, + const DWARFDIE &die) override; + + bool + CanCompleteType (const lldb_private::CompilerType &compiler_type) override; + + bool + CompleteType (const lldb_private::CompilerType &compiler_type) override; + + bool + CompleteTypeFromDWARF (const DWARFDIE &die, + lldb_private::Type *type, + lldb_private::CompilerType &compiler_type) override; + + lldb_private::CompilerDecl + GetDeclForUIDFromDWARF (const DWARFDIE &die) override; + + std::vector<DWARFDIE> + GetDIEForDeclContext (lldb_private::CompilerDeclContext decl_context) override; + + lldb_private::CompilerDeclContext + GetDeclContextForUIDFromDWARF (const DWARFDIE &die) override; + + lldb_private::CompilerDeclContext + GetDeclContextContainingUIDFromDWARF (const DWARFDIE &die) override; + + bool + LayoutRecordType(const clang::RecordDecl *record_decl, + uint64_t &bit_size, + uint64_t &alignment, + llvm::DenseMap<const clang::FieldDecl *, uint64_t> &field_offsets, + llvm::DenseMap<const clang::CXXRecordDecl *, clang::CharUnits> &base_offsets, + llvm::DenseMap<const clang::CXXRecordDecl *, clang::CharUnits> &vbase_offsets); + +protected: + class DelayedAddObjCClassProperty; + typedef std::vector <DelayedAddObjCClassProperty> DelayedPropertyList; + + struct LayoutInfo + { + LayoutInfo () : + bit_size(0), + alignment(0), + field_offsets(), + base_offsets(), + vbase_offsets() + { + } + uint64_t bit_size; + uint64_t alignment; + llvm::DenseMap<const clang::FieldDecl *, uint64_t> field_offsets; + llvm::DenseMap<const clang::CXXRecordDecl *, clang::CharUnits> base_offsets; + llvm::DenseMap<const clang::CXXRecordDecl *, clang::CharUnits> vbase_offsets; + }; + + clang::BlockDecl * + ResolveBlockDIE (const DWARFDIE &die); + + clang::NamespaceDecl * + ResolveNamespaceDIE (const DWARFDIE &die); + + typedef llvm::DenseMap<const clang::RecordDecl *, LayoutInfo> RecordDeclToLayoutMap; + + bool + ParseTemplateDIE (const DWARFDIE &die, + lldb_private::ClangASTContext::TemplateParameterInfos &template_param_infos); + bool + ParseTemplateParameterInfos (const DWARFDIE &parent_die, + lldb_private::ClangASTContext::TemplateParameterInfos &template_param_infos); + + bool + ParseChildMembers (const lldb_private::SymbolContext& sc, + const DWARFDIE &die, + lldb_private::CompilerType &class_compiler_type, + const lldb::LanguageType class_language, + std::vector<clang::CXXBaseSpecifier *>& base_classes, + std::vector<int>& member_accessibilities, + DWARFDIECollection& member_function_dies, + DelayedPropertyList& delayed_properties, + lldb::AccessType &default_accessibility, + bool &is_a_class, + LayoutInfo &layout_info); + + size_t + ParseChildParameters (const lldb_private::SymbolContext& sc, + clang::DeclContext *containing_decl_ctx, + const DWARFDIE &parent_die, + bool skip_artificial, + bool &is_static, + bool &is_variadic, + std::vector<lldb_private::CompilerType>& function_args, + std::vector<clang::ParmVarDecl*>& function_param_decls, + unsigned &type_quals); + + void + ParseChildArrayInfo (const lldb_private::SymbolContext& sc, + const DWARFDIE &parent_die, + int64_t& first_index, + std::vector<uint64_t>& element_orders, + uint32_t& byte_stride, + uint32_t& bit_stride); + + size_t + ParseChildEnumerators (const lldb_private::SymbolContext& sc, + lldb_private::CompilerType &compiler_type, + bool is_signed, + uint32_t enumerator_byte_size, + const DWARFDIE &parent_die); + + lldb_private::Type * + GetTypeForDIE (const DWARFDIE &die); + + clang::Decl * + GetClangDeclForDIE (const DWARFDIE &die); + + clang::DeclContext * + GetClangDeclContextForDIE (const DWARFDIE &die); + + clang::DeclContext * + GetClangDeclContextContainingDIE (const DWARFDIE &die, + DWARFDIE *decl_ctx_die); + + bool + CopyUniqueClassMethodTypes (const DWARFDIE &src_class_die, + const DWARFDIE &dst_class_die, + lldb_private::Type *class_type, + DWARFDIECollection &failures); + + clang::DeclContext * + GetCachedClangDeclContextForDIE (const DWARFDIE &die); + + void + LinkDeclContextToDIE (clang::DeclContext *decl_ctx, + const DWARFDIE &die); + + void + LinkDeclToDIE (clang::Decl *decl, const DWARFDIE &die); + + lldb_private::ClangASTImporter & + GetClangASTImporter(); + + lldb::TypeSP + ParseTypeFromDWO (const DWARFDIE &die, lldb_private::Log *log); + + //---------------------------------------------------------------------- + // Return true if this type is a declaration to a type in an external + // module. + //---------------------------------------------------------------------- + lldb::ModuleSP + GetModuleForType (const DWARFDIE &die); + + typedef llvm::SmallPtrSet<const DWARFDebugInfoEntry *, 4> DIEPointerSet; + typedef llvm::DenseMap<const DWARFDebugInfoEntry *, clang::DeclContext *> DIEToDeclContextMap; + //typedef llvm::DenseMap<const clang::DeclContext *, DIEPointerSet> DeclContextToDIEMap; + typedef std::multimap<const clang::DeclContext *, const DWARFDIE> DeclContextToDIEMap; + typedef llvm::DenseMap<const DWARFDebugInfoEntry *, clang::Decl *> DIEToDeclMap; + typedef llvm::DenseMap<const clang::Decl *, DIEPointerSet> DeclToDIEMap; + + lldb_private::ClangASTContext &m_ast; + DIEToDeclMap m_die_to_decl; + DeclToDIEMap m_decl_to_die; + DIEToDeclContextMap m_die_to_decl_ctx; + DeclContextToDIEMap m_decl_ctx_to_die; + RecordDeclToLayoutMap m_record_decl_to_layout_map; + std::unique_ptr<lldb_private::ClangASTImporter> m_clang_ast_importer_ap; +}; + +#endif // SymbolFileDWARF_DWARFASTParserClang_h_ |