[lldb][DWARFASTParserClang] Report progress when parsing types from DWARF

Author: Michael137

lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.cpp

@@ -479,6 +479,8 @@ TypeSP DWARFASTParserClang::ParseTypeFromDWARF(const SymbolContext &sc,
     return nullptr;
   }
 
+  UpdateParsingProgress(attrs.name.AsCString("(anonymous)"));
+
   if (type_is_new_ptr)
     *type_is_new_ptr = true;
 
@@ -3952,3 +3954,20 @@ void DWARFASTParserClang::ParseRustVariantPart(
 
   layout_info.field_offsets.insert({inner_field, 0});
 }
+
+void DWARFASTParserClang::UpdateParsingProgress(std::string message) {
+  if (!m_parsing_progress_up) {
+    SymbolFile *dwarf = m_ast.GetSymbolFile();
+    if (!dwarf)
+      return;
+
+    auto *obj = dwarf->GetObjectFile();
+    if (!obj)
+      return;
+
+    m_parsing_progress_up = std::make_unique<Progress>(
+        "Parsing DWARF in " + obj->GetFileSpec().GetFilename().GetString());
+  }
+
+  m_parsing_progress_up->Increment(1, std::move(message));
+}

lldb/source/Plugins/SymbolFile/DWARF/DWARFASTParserClang.h

@@ -24,6 +24,7 @@
 
 #include "Plugins/ExpressionParser/Clang/ClangASTImporter.h"
 #include "Plugins/TypeSystem/Clang/TypeSystemClang.h"
+#include "lldb/Core/Progress.h"
 
 #include <optional>
 #include <vector>
@@ -135,6 +136,7 @@ class DWARFASTParserClang : public lldb_private::plugin::dwarf::DWARFASTParser {
   DeclContextToDIEMap m_decl_ctx_to_die;
   DIEToModuleMap m_die_to_module;
   std::unique_ptr<lldb_private::ClangASTImporter> m_clang_ast_importer_up;
+  std::unique_ptr<lldb_private::Progress> m_parsing_progress_up;
   /// @}
 
   clang::DeclContext *
@@ -414,6 +416,8 @@ class DWARFASTParserClang : public lldb_private::plugin::dwarf::DWARFASTParser {
                        lldb_private::CompilerType &class_clang_type,
                        const lldb::AccessType default_accesibility,
                        lldb_private::ClangASTImporter::LayoutInfo &layout_info);
+
+  void UpdateParsingProgress(std::string message);
 };
 
 /// Parsed form of all attributes that are relevant for type reconstruction.