1 files changed, 116 insertions, 0 deletions
diff --git a/contrib/llvm-project/lldb/source/Plugins/SymbolFile/PDB/PDBASTParser.h b/contrib/llvm-project/lldb/source/Plugins/SymbolFile/PDB/PDBASTParser.h
new file mode 100644
index 000000000000..06f317f4c4d9
--- /dev/null
+++ b/contrib/llvm-project/lldb/source/Plugins/SymbolFile/PDB/PDBASTParser.h
@@ -0,0 +1,116 @@
+//===-- PDBASTParser.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 LLDB_SOURCE_PLUGINS_SYMBOLFILE_PDB_PDBASTPARSER_H
+#define LLDB_SOURCE_PLUGINS_SYMBOLFILE_PDB_PDBASTPARSER_H
+
+#include "lldb/lldb-forward.h"
+
+#include "Plugins/ExpressionParser/Clang/ClangASTImporter.h"
+
+class SymbolFilePDB;
+
+namespace clang {
+class CharUnits;
+class CXXRecordDecl;
+class FieldDecl;
+class RecordDecl;
+} // namespace clang
+
+namespace lldb_private {
+class TypeSystemClang;
+class CompilerType;
+} // namespace lldb_private
+
+namespace llvm {
+namespace pdb {
+template <typename ChildType> class ConcreteSymbolEnumerator;
+
+class PDBSymbol;
+class PDBSymbolData;
+class PDBSymbolFunc;
+class PDBSymbolTypeBaseClass;
+class PDBSymbolTypeBuiltin;
+class PDBSymbolTypeUDT;
+} // namespace pdb
+} // namespace llvm
+
+class PDBASTParser {
+public:
+  PDBASTParser(lldb_private::TypeSystemClang &ast);
+  ~PDBASTParser();
+
+  lldb::TypeSP CreateLLDBTypeFromPDBType(const llvm::pdb::PDBSymbol &type);
+  bool CompleteTypeFromPDB(lldb_private::CompilerType &compiler_type);
+
+  clang::Decl *GetDeclForSymbol(const llvm::pdb::PDBSymbol &symbol);
+
+  clang::DeclContext *
+  GetDeclContextForSymbol(const llvm::pdb::PDBSymbol &symbol);
+  clang::DeclContext *
+  GetDeclContextContainingSymbol(const llvm::pdb::PDBSymbol &symbol);
+
+  void ParseDeclsForDeclContext(const clang::DeclContext *decl_context);
+
+  clang::NamespaceDecl *FindNamespaceDecl(const clang::DeclContext *parent,
+                                          llvm::StringRef name);
+
+  lldb_private::ClangASTImporter &GetClangASTImporter() {
+    return m_ast_importer;
+  }
+
+private:
+  typedef llvm::DenseMap<clang::CXXRecordDecl *, lldb::user_id_t>
+      CXXRecordDeclToUidMap;
+  typedef llvm::DenseMap<lldb::user_id_t, clang::Decl *> UidToDeclMap;
+  typedef std::set<clang::NamespaceDecl *> NamespacesSet;
+  typedef llvm::DenseMap<clang::DeclContext *, NamespacesSet>
+      ParentToNamespacesMap;
+  typedef llvm::DenseMap<clang::DeclContext *, lldb::user_id_t>
+      DeclContextToUidMap;
+  typedef llvm::pdb::ConcreteSymbolEnumerator<llvm::pdb::PDBSymbolData>
+      PDBDataSymbolEnumerator;
+  typedef llvm::pdb::ConcreteSymbolEnumerator<llvm::pdb::PDBSymbolTypeBaseClass>
+      PDBBaseClassSymbolEnumerator;
+  typedef llvm::pdb::ConcreteSymbolEnumerator<llvm::pdb::PDBSymbolFunc>
+      PDBFuncSymbolEnumerator;
+
+  bool AddEnumValue(lldb_private::CompilerType enum_type,
+                    const llvm::pdb::PDBSymbolData &data);
+  bool CompleteTypeFromUDT(lldb_private::SymbolFile &symbol_file,
+                           lldb_private::CompilerType &compiler_type,
+                           llvm::pdb::PDBSymbolTypeUDT &udt);
+  void
+  AddRecordMembers(lldb_private::SymbolFile &symbol_file,
+                   lldb_private::CompilerType &record_type,
+                   PDBDataSymbolEnumerator &members_enum,
+                   lldb_private::ClangASTImporter::LayoutInfo &layout_info);
+  void
+  AddRecordBases(lldb_private::SymbolFile &symbol_file,
+                 lldb_private::CompilerType &record_type, int record_kind,
+                 PDBBaseClassSymbolEnumerator &bases_enum,
+                 lldb_private::ClangASTImporter::LayoutInfo &layout_info) const;
+  void AddRecordMethods(lldb_private::SymbolFile &symbol_file,
+                        lldb_private::CompilerType &record_type,
+                        PDBFuncSymbolEnumerator &methods_enum);
+  clang::CXXMethodDecl *
+  AddRecordMethod(lldb_private::SymbolFile &symbol_file,
+                  lldb_private::CompilerType &record_type,
+                  const llvm::pdb::PDBSymbolFunc &method) const;
+
+  lldb_private::TypeSystemClang &m_ast;
+  lldb_private::ClangASTImporter m_ast_importer;
+
+  CXXRecordDeclToUidMap m_forward_decl_to_uid;
+  UidToDeclMap m_uid_to_decl;
+  ParentToNamespacesMap m_parent_to_namespaces;
+  NamespacesSet m_namespaces;
+  DeclContextToUidMap m_decl_context_to_uid;
+};
+
+#endif // LLDB_SOURCE_PLUGINS_SYMBOLFILE_PDB_PDBASTPARSER_H