forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			1563 lines
		
	
	
		
			56 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			1563 lines
		
	
	
		
			56 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===-- ClangASTSource.cpp ---------------------------------------*- C++ -*-===//
 | |
| //
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| //                     The LLVM Compiler Infrastructure
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| //
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| // This file is distributed under the University of Illinois Open Source
 | |
| // License. See LICENSE.TXT for details.
 | |
| //
 | |
| //===----------------------------------------------------------------------===//
 | |
| 
 | |
| 
 | |
| #include "clang/AST/ASTContext.h"
 | |
| #include "clang/AST/RecordLayout.h"
 | |
| #include "lldb/Core/Log.h"
 | |
| #include "lldb/Core/Module.h"
 | |
| #include "lldb/Core/ModuleList.h"
 | |
| #include "lldb/Expression/ASTDumper.h"
 | |
| #include "lldb/Expression/ClangASTSource.h"
 | |
| #include "lldb/Expression/ClangExpression.h"
 | |
| #include "lldb/Symbol/ClangNamespaceDecl.h"
 | |
| #include "lldb/Symbol/SymbolVendor.h"
 | |
| #include "lldb/Target/ObjCLanguageRuntime.h"
 | |
| #include "lldb/Target/Target.h"
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| 
 | |
| using namespace clang;
 | |
| using namespace lldb_private;
 | |
| 
 | |
| ClangASTSource::~ClangASTSource() 
 | |
| {
 | |
|     m_ast_importer->ForgetDestination(m_ast_context);
 | |
|     
 | |
|     // We are in the process of destruction, don't create clang ast context on demand
 | |
|     // by passing false to Target::GetScratchClangASTContext(create_on_demand).
 | |
|     ClangASTContext *scratch_clang_ast_context = m_target->GetScratchClangASTContext(false);
 | |
|     
 | |
|     if (!scratch_clang_ast_context)
 | |
|         return;
 | |
|     
 | |
|     clang::ASTContext *scratch_ast_context = scratch_clang_ast_context->getASTContext();
 | |
|     
 | |
|     if (!scratch_ast_context)
 | |
|         return;
 | |
|     
 | |
|     if (m_ast_context != scratch_ast_context)
 | |
|         m_ast_importer->ForgetSource(scratch_ast_context, m_ast_context);
 | |
| }
 | |
| 
 | |
| void
 | |
| ClangASTSource::StartTranslationUnit(ASTConsumer *Consumer) 
 | |
| {
 | |
|     if (!m_ast_context)
 | |
|         return;
 | |
|     
 | |
|     m_ast_context->getTranslationUnitDecl()->setHasExternalVisibleStorage();
 | |
|     m_ast_context->getTranslationUnitDecl()->setHasExternalLexicalStorage();
 | |
| }
 | |
| 
 | |
| // The core lookup interface.
 | |
| DeclContext::lookup_result 
 | |
| ClangASTSource::FindExternalVisibleDeclsByName
 | |
| (
 | |
|     const DeclContext *decl_ctx, 
 | |
|     DeclarationName clang_decl_name
 | |
| ) 
 | |
| {
 | |
|     if (!m_ast_context)
 | |
|         return SetNoExternalVisibleDeclsForName(decl_ctx, clang_decl_name);
 | |
|     
 | |
|     if (GetImportInProgress())
 | |
|         return SetNoExternalVisibleDeclsForName(decl_ctx, clang_decl_name);
 | |
|         
 | |
|     std::string decl_name (clang_decl_name.getAsString());
 | |
| 
 | |
| //    if (m_decl_map.DoingASTImport ())
 | |
| //      return DeclContext::lookup_result();
 | |
| //        
 | |
|     switch (clang_decl_name.getNameKind()) {
 | |
|     // Normal identifiers.
 | |
|     case DeclarationName::Identifier:
 | |
|         {
 | |
|             clang::IdentifierInfo *identifier_info = clang_decl_name.getAsIdentifierInfo();
 | |
|         
 | |
|             if (!identifier_info ||
 | |
|                 identifier_info->getBuiltinID() != 0)
 | |
|             {
 | |
|                 return SetNoExternalVisibleDeclsForName(decl_ctx, clang_decl_name);
 | |
|             }
 | |
|         }
 | |
|         break;
 | |
|             
 | |
|     // Operator names.  Not important for now.
 | |
|     case DeclarationName::CXXOperatorName:
 | |
|     case DeclarationName::CXXLiteralOperatorName:
 | |
|       return DeclContext::lookup_result();
 | |
|             
 | |
|     // Using directives found in this context.
 | |
|     // Tell Sema we didn't find any or we'll end up getting asked a *lot*.
 | |
|     case DeclarationName::CXXUsingDirective:
 | |
|       return SetNoExternalVisibleDeclsForName(decl_ctx, clang_decl_name);
 | |
|             
 | |
|     case DeclarationName::ObjCZeroArgSelector:
 | |
|     case DeclarationName::ObjCOneArgSelector:
 | |
|     case DeclarationName::ObjCMultiArgSelector:
 | |
|     {
 | |
|       llvm::SmallVector<NamedDecl*, 1> method_decls;    
 | |
| 
 | |
|       NameSearchContext method_search_context (*this, method_decls, clang_decl_name, decl_ctx);
 | |
|      
 | |
|       FindObjCMethodDecls(method_search_context);
 | |
| 
 | |
|       return SetExternalVisibleDeclsForName (decl_ctx, clang_decl_name, method_decls);
 | |
|     }
 | |
|     // These aren't possible in the global context.
 | |
|     case DeclarationName::CXXConstructorName:
 | |
|     case DeclarationName::CXXDestructorName:
 | |
|     case DeclarationName::CXXConversionFunctionName:
 | |
|       return DeclContext::lookup_result();
 | |
|     }
 | |
| 
 | |
| 
 | |
|     if (!GetLookupsEnabled())
 | |
|     {
 | |
|         // Wait until we see a '$' at the start of a name before we start doing 
 | |
|         // any lookups so we can avoid lookup up all of the builtin types.
 | |
|         if (!decl_name.empty() && decl_name[0] == '$')
 | |
|         {
 | |
|             SetLookupsEnabled (true);
 | |
|         }
 | |
|         else
 | |
|         {               
 | |
|             return SetNoExternalVisibleDeclsForName(decl_ctx, clang_decl_name);
 | |
|         }
 | |
|     }
 | |
| 
 | |
|     ConstString const_decl_name(decl_name.c_str());
 | |
|     
 | |
|     const char *uniqued_const_decl_name = const_decl_name.GetCString();
 | |
|     if (m_active_lookups.find (uniqued_const_decl_name) != m_active_lookups.end())
 | |
|     {
 | |
|         // We are currently looking up this name...
 | |
|         return DeclContext::lookup_result();
 | |
|     }
 | |
|     m_active_lookups.insert(uniqued_const_decl_name);
 | |
| //  static uint32_t g_depth = 0;
 | |
| //  ++g_depth;
 | |
| //  printf("[%5u] FindExternalVisibleDeclsByName() \"%s\"\n", g_depth, uniqued_const_decl_name);
 | |
|     llvm::SmallVector<NamedDecl*, 4> name_decls;    
 | |
|     NameSearchContext name_search_context(*this, name_decls, clang_decl_name, decl_ctx);
 | |
|     FindExternalVisibleDecls(name_search_context);
 | |
|     DeclContext::lookup_result result (SetExternalVisibleDeclsForName (decl_ctx, clang_decl_name, name_decls));
 | |
| //  --g_depth;
 | |
|     m_active_lookups.erase (uniqued_const_decl_name);
 | |
|     return result;
 | |
| }
 | |
| 
 | |
| void
 | |
| ClangASTSource::CompleteType (TagDecl *tag_decl)
 | |
| {    
 | |
|     lldb::LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
 | |
|     
 | |
|     static unsigned int invocation_id = 0;
 | |
|     unsigned int current_id = invocation_id++;
 | |
|     
 | |
|     if (log)
 | |
|     {
 | |
|         log->Printf("    CompleteTagDecl[%u] on (ASTContext*)%p Completing (TagDecl*)%p named %s", 
 | |
|                     current_id, 
 | |
|                     m_ast_context, 
 | |
|                     tag_decl,
 | |
|                     tag_decl->getName().str().c_str());
 | |
|         
 | |
|         log->Printf("      CTD[%u] Before:", current_id);
 | |
|         ASTDumper dumper((Decl*)tag_decl);
 | |
|         dumper.ToLog(log, "      [CTD] ");
 | |
|     }
 | |
|     
 | |
|     if (!m_ast_importer->CompleteTagDecl (tag_decl))
 | |
|     {
 | |
|         // We couldn't complete the type.  Maybe there's a definition
 | |
|         // somewhere else that can be completed.
 | |
|         
 | |
|         if (log)
 | |
|             log->Printf("      CTD[%u] Type could not be completed in the module in which it was first found.", current_id);
 | |
|         
 | |
|         bool found = false;
 | |
| 
 | |
|         DeclContext *decl_ctx = tag_decl->getDeclContext();
 | |
|                 
 | |
|         if (const NamespaceDecl *namespace_context = dyn_cast<NamespaceDecl>(decl_ctx))
 | |
|         {
 | |
|             ClangASTImporter::NamespaceMapSP namespace_map = m_ast_importer->GetNamespaceMap(namespace_context);
 | |
|             
 | |
|             if (log && log->GetVerbose())
 | |
|                 log->Printf("      CTD[%u] Inspecting namespace map %p (%d entries)", 
 | |
|                             current_id, 
 | |
|                             namespace_map.get(), 
 | |
|                             (int)namespace_map->size());
 | |
|             
 | |
|             if (!namespace_map)
 | |
|                 return;
 | |
|             
 | |
|             for (ClangASTImporter::NamespaceMap::iterator i = namespace_map->begin(), e = namespace_map->end();
 | |
|                  i != e && !found;
 | |
|                  ++i)
 | |
|             {
 | |
|                 if (log)
 | |
|                     log->Printf("      CTD[%u] Searching namespace %s in module %s",
 | |
|                                 current_id,
 | |
|                                 i->second.GetNamespaceDecl()->getNameAsString().c_str(),
 | |
|                                 i->first->GetFileSpec().GetFilename().GetCString());
 | |
|                 
 | |
|                 TypeList types;
 | |
|                 
 | |
|                 SymbolContext null_sc;
 | |
|                 ConstString name(tag_decl->getName().str().c_str());
 | |
|                 
 | |
|                 i->first->FindTypesInNamespace(null_sc, name, &i->second, UINT32_MAX, types);
 | |
|                 
 | |
|                 for (uint32_t ti = 0, te = types.GetSize();
 | |
|                      ti != te && !found;
 | |
|                      ++ti)
 | |
|                 {
 | |
|                     lldb::TypeSP type = types.GetTypeAtIndex(ti);
 | |
|                     
 | |
|                     if (!type)
 | |
|                         continue;
 | |
|                     
 | |
|                     lldb::clang_type_t opaque_type = type->GetClangFullType();
 | |
|                     
 | |
|                     if (!opaque_type)
 | |
|                         continue;
 | |
|                     
 | |
|                     const TagType *tag_type = QualType::getFromOpaquePtr(opaque_type)->getAs<TagType>();
 | |
|                     
 | |
|                     if (!tag_type)
 | |
|                         continue;
 | |
|                     
 | |
|                     TagDecl *candidate_tag_decl = const_cast<TagDecl*>(tag_type->getDecl());
 | |
|                     
 | |
|                     if (m_ast_importer->CompleteTagDeclWithOrigin (tag_decl, candidate_tag_decl))
 | |
|                         found = true;
 | |
|                 }
 | |
|             }
 | |
|         }
 | |
|         else 
 | |
|         {
 | |
|             TypeList types;
 | |
|             
 | |
|             SymbolContext null_sc;
 | |
|             ConstString name(tag_decl->getName().str().c_str());
 | |
|             ClangNamespaceDecl namespace_decl;
 | |
|             
 | |
|             ModuleList &module_list = m_target->GetImages();
 | |
| 
 | |
|             bool exact_match = false;
 | |
|             module_list.FindTypes (null_sc, name, exact_match, UINT32_MAX, types);
 | |
|             
 | |
|             for (uint32_t ti = 0, te = types.GetSize();
 | |
|                  ti != te && !found;
 | |
|                  ++ti)
 | |
|             {
 | |
|                 lldb::TypeSP type = types.GetTypeAtIndex(ti);
 | |
|                 
 | |
|                 if (!type)
 | |
|                     continue;
 | |
|                 
 | |
|                 lldb::clang_type_t opaque_type = type->GetClangFullType();
 | |
|                 
 | |
|                 if (!opaque_type)
 | |
|                     continue;
 | |
|                 
 | |
|                 const TagType *tag_type = QualType::getFromOpaquePtr(opaque_type)->getAs<TagType>();
 | |
|                 
 | |
|                 if (!tag_type)
 | |
|                     continue;
 | |
|                 
 | |
|                 TagDecl *candidate_tag_decl = const_cast<TagDecl*>(tag_type->getDecl());
 | |
|                 
 | |
|                 if (m_ast_importer->CompleteTagDeclWithOrigin (tag_decl, candidate_tag_decl))
 | |
|                     found = true;
 | |
|             }
 | |
|         }
 | |
|     }
 | |
|     
 | |
|     if (log)
 | |
|     {
 | |
|         log->Printf("      [CTD] After:");
 | |
|         ASTDumper dumper((Decl*)tag_decl);
 | |
|         dumper.ToLog(log, "      [CTD] ");
 | |
|     }
 | |
| }
 | |
| 
 | |
| void
 | |
| ClangASTSource::CompleteType (clang::ObjCInterfaceDecl *interface_decl)
 | |
| {    
 | |
|     lldb::LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
 | |
|     
 | |
|     if (log)
 | |
|     {
 | |
|         log->Printf("    [CompleteObjCInterfaceDecl] on (ASTContext*)%p Completing an ObjCInterfaceDecl named %s", m_ast_context, interface_decl->getName().str().c_str());
 | |
|         log->Printf("      [COID] Before:");
 | |
|         ASTDumper dumper((Decl*)interface_decl);
 | |
|         dumper.ToLog(log, "      [COID] ");    
 | |
|     }
 | |
|     
 | |
|     m_ast_importer->CompleteObjCInterfaceDecl (interface_decl);
 | |
|     
 | |
|     if (log)
 | |
|     {
 | |
|         log->Printf("      [COID] After:");
 | |
|         ASTDumper dumper((Decl*)interface_decl);
 | |
|         dumper.ToLog(log, "      [COID] ");    
 | |
|     }
 | |
| }
 | |
| 
 | |
| clang::ExternalLoadResult
 | |
| ClangASTSource::FindExternalLexicalDecls (const DeclContext *decl_context, 
 | |
|                                           bool (*predicate)(Decl::Kind),
 | |
|                                           llvm::SmallVectorImpl<Decl*> &decls)
 | |
| {    
 | |
|     lldb::LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
 | |
|     
 | |
|     const Decl *context_decl = dyn_cast<Decl>(decl_context);
 | |
|     
 | |
|     if (!context_decl)
 | |
|         return ELR_Failure;
 | |
|     
 | |
|     static unsigned int invocation_id = 0;
 | |
|     unsigned int current_id = invocation_id++;
 | |
|     
 | |
|     if (log)
 | |
|     {
 | |
|         if (const NamedDecl *context_named_decl = dyn_cast<NamedDecl>(context_decl))
 | |
|             log->Printf("FindExternalLexicalDecls[%u] on (ASTContext*)%p in '%s' (%sDecl*)%p with %s predicate",
 | |
|                         current_id,
 | |
|                         m_ast_context,
 | |
|                         context_named_decl->getNameAsString().c_str(),
 | |
|                         context_decl->getDeclKindName(),
 | |
|                         context_decl,
 | |
|                         (predicate ? "non-null" : "null"));
 | |
|         else if(context_decl)
 | |
|             log->Printf("FindExternalLexicalDecls[%u] on (ASTContext*)%p in (%sDecl*)%p with %s predicate",
 | |
|                         current_id,
 | |
|                         m_ast_context,
 | |
|                         context_decl->getDeclKindName(), 
 | |
|                         context_decl,
 | |
|                         (predicate ? "non-null" : "null"));
 | |
|         else
 | |
|             log->Printf("FindExternalLexicalDecls[%u] on (ASTContext*)%p in a NULL context with %s predicate",
 | |
|                         current_id,
 | |
|                         m_ast_context,
 | |
|                         (predicate ? "non-null" : "null"));
 | |
|     }
 | |
|     
 | |
|     Decl *original_decl = NULL;
 | |
|     ASTContext *original_ctx = NULL;
 | |
|     
 | |
|     if (!m_ast_importer->ResolveDeclOrigin(context_decl, &original_decl, &original_ctx))
 | |
|         return ELR_Failure;
 | |
|     
 | |
|     if (log)
 | |
|     {       
 | |
|         log->Printf("  FELD[%u] Original decl (Decl*)%p:", current_id, original_decl);
 | |
|         ASTDumper(original_decl).ToLog(log, "    ");
 | |
|     }
 | |
|     
 | |
|     if (TagDecl *original_tag_decl = dyn_cast<TagDecl>(original_decl))
 | |
|     {
 | |
|         ExternalASTSource *external_source = original_ctx->getExternalSource();
 | |
|         
 | |
|         if (external_source)
 | |
|             external_source->CompleteType (original_tag_decl);
 | |
|     }
 | |
|     
 | |
|     const DeclContext *original_decl_context = dyn_cast<DeclContext>(original_decl);
 | |
|     
 | |
|     if (!original_decl_context)
 | |
|         return ELR_Failure;
 | |
|     
 | |
|     for (TagDecl::decl_iterator iter = original_decl_context->decls_begin();
 | |
|          iter != original_decl_context->decls_end();
 | |
|          ++iter)
 | |
|     {
 | |
|         Decl *decl = *iter;
 | |
|         
 | |
|         if (!predicate || predicate(decl->getKind()))
 | |
|         {
 | |
|             if (log)
 | |
|             {
 | |
|                 ASTDumper ast_dumper(decl);
 | |
|                 if (const NamedDecl *context_named_decl = dyn_cast<NamedDecl>(context_decl))
 | |
|                     log->Printf("  FELD[%d] Adding [to %s] lexical decl %s", current_id, context_named_decl->getNameAsString().c_str(), ast_dumper.GetCString());
 | |
|                 else
 | |
|                     log->Printf("  FELD[%d] Adding lexical decl %s", current_id, ast_dumper.GetCString());
 | |
|             }
 | |
|             
 | |
|             Decl *copied_decl = m_ast_importer->CopyDecl(m_ast_context, original_ctx, decl);
 | |
|             
 | |
|             if (!copied_decl)
 | |
|                 continue;
 | |
|             
 | |
|             if (FieldDecl *copied_field = dyn_cast<FieldDecl>(copied_decl))
 | |
|             {
 | |
|                 QualType copied_field_type = copied_field->getType();
 | |
|                 
 | |
|                 if (const TagType *copied_field_tag_type = copied_field_type->getAs<TagType>())
 | |
|                     m_ast_importer->CompleteTagDecl(copied_field_tag_type->getDecl());
 | |
|                 if (const ObjCObjectType *copied_field_object_type = copied_field_type->getAs<ObjCObjectType>())
 | |
|                     if (ObjCInterfaceDecl *copied_field_objc_interface_decl = copied_field_object_type->getInterface())
 | |
|                         m_ast_importer->CompleteObjCInterfaceDecl(copied_field_objc_interface_decl);
 | |
|             }
 | |
|             
 | |
|             decls.push_back(copied_decl);
 | |
|         }
 | |
|     }
 | |
|     
 | |
|     return ELR_AlreadyLoaded;
 | |
| }
 | |
| 
 | |
| void
 | |
| ClangASTSource::FindExternalVisibleDecls (NameSearchContext &context)
 | |
| {
 | |
|     assert (m_ast_context);
 | |
|     
 | |
|     const ConstString name(context.m_decl_name.getAsString().c_str());
 | |
|     
 | |
|     lldb::LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
 | |
|     
 | |
|     static unsigned int invocation_id = 0;
 | |
|     unsigned int current_id = invocation_id++;
 | |
|     
 | |
|     if (log)
 | |
|     {
 | |
|         if (!context.m_decl_context)
 | |
|             log->Printf("ClangASTSource::FindExternalVisibleDecls[%u] on (ASTContext*)%p for '%s' in a NULL DeclContext", current_id, m_ast_context, name.GetCString());
 | |
|         else if (const NamedDecl *context_named_decl = dyn_cast<NamedDecl>(context.m_decl_context))
 | |
|             log->Printf("ClangASTSource::FindExternalVisibleDecls[%u] on (ASTContext*)%p for '%s' in '%s'", current_id, m_ast_context, name.GetCString(), context_named_decl->getNameAsString().c_str());
 | |
|         else
 | |
|             log->Printf("ClangASTSource::FindExternalVisibleDecls[%u] on (ASTContext*)%p for '%s' in a '%s'", current_id, m_ast_context, name.GetCString(), context.m_decl_context->getDeclKindName());
 | |
|     }
 | |
|     
 | |
|     context.m_namespace_map.reset(new ClangASTImporter::NamespaceMap);
 | |
|     
 | |
|     if (const NamespaceDecl *namespace_context = dyn_cast<NamespaceDecl>(context.m_decl_context))
 | |
|     {
 | |
|         ClangASTImporter::NamespaceMapSP namespace_map = m_ast_importer->GetNamespaceMap(namespace_context);
 | |
|         
 | |
|         if (log && log->GetVerbose())
 | |
|             log->Printf("  CAS::FEVD[%u] Inspecting namespace map %p (%d entries)", 
 | |
|                         current_id, 
 | |
|                         namespace_map.get(), 
 | |
|                         (int)namespace_map->size());
 | |
|         
 | |
|         if (!namespace_map)
 | |
|             return;
 | |
|         
 | |
|         for (ClangASTImporter::NamespaceMap::iterator i = namespace_map->begin(), e = namespace_map->end();
 | |
|              i != e;
 | |
|              ++i)
 | |
|         {
 | |
|             if (log)
 | |
|                 log->Printf("  CAS::FEVD[%u] Searching namespace %s in module %s",
 | |
|                             current_id,
 | |
|                             i->second.GetNamespaceDecl()->getNameAsString().c_str(),
 | |
|                             i->first->GetFileSpec().GetFilename().GetCString());
 | |
|             
 | |
|             FindExternalVisibleDecls(context,
 | |
|                                      i->first,
 | |
|                                      i->second,
 | |
|                                      current_id);
 | |
|         }
 | |
|     }
 | |
|     else if (isa<ObjCInterfaceDecl>(context.m_decl_context))
 | |
|     {
 | |
|         FindObjCPropertyAndIvarDecls(context);
 | |
|     }
 | |
|     else if (!isa<TranslationUnitDecl>(context.m_decl_context))
 | |
|     {
 | |
|         // we shouldn't be getting FindExternalVisibleDecls calls for these
 | |
|         return;
 | |
|     }
 | |
|     else
 | |
|     {
 | |
|         ClangNamespaceDecl namespace_decl;
 | |
|         
 | |
|         if (log)
 | |
|             log->Printf("  CAS::FEVD[%u] Searching the root namespace", current_id);
 | |
|         
 | |
|         FindExternalVisibleDecls(context,
 | |
|                                  lldb::ModuleSP(),
 | |
|                                  namespace_decl,
 | |
|                                  current_id);
 | |
|     }
 | |
|     
 | |
|     if (!context.m_namespace_map->empty())
 | |
|     {
 | |
|         if (log && log->GetVerbose())
 | |
|             log->Printf("  CAS::FEVD[%u] Registering namespace map %p (%d entries)", 
 | |
|                         current_id,
 | |
|                         context.m_namespace_map.get(), 
 | |
|                         (int)context.m_namespace_map->size());
 | |
|         
 | |
|         NamespaceDecl *clang_namespace_decl = AddNamespace(context, context.m_namespace_map);
 | |
|         
 | |
|         if (clang_namespace_decl)
 | |
|             clang_namespace_decl->setHasExternalVisibleStorage();
 | |
|     }
 | |
| }
 | |
| 
 | |
| void 
 | |
| ClangASTSource::FindExternalVisibleDecls (NameSearchContext &context, 
 | |
|                                           lldb::ModuleSP module_sp,
 | |
|                                           ClangNamespaceDecl &namespace_decl,
 | |
|                                           unsigned int current_id)
 | |
| {
 | |
|     assert (m_ast_context);
 | |
|     
 | |
|     lldb::LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
 | |
|     
 | |
|     SymbolContextList sc_list;
 | |
|     
 | |
|     const ConstString name(context.m_decl_name.getAsString().c_str());
 | |
|     
 | |
|     const char *name_unique_cstr = name.GetCString();
 | |
|     
 | |
|     static ConstString id_name("id");
 | |
|     static ConstString Class_name("Class");
 | |
|     
 | |
|     if (name == id_name || name == Class_name)
 | |
|         return;
 | |
|     
 | |
|     if (name_unique_cstr == NULL)
 | |
|         return;
 | |
|     
 | |
|     // The ClangASTSource is not responsible for finding $-names.
 | |
|     if (name_unique_cstr[0] == '$')
 | |
|         return;
 | |
|     
 | |
|     if (module_sp && namespace_decl)
 | |
|     {
 | |
|         ClangNamespaceDecl found_namespace_decl;
 | |
|         
 | |
|         SymbolVendor *symbol_vendor = module_sp->GetSymbolVendor();
 | |
|         
 | |
|         if (symbol_vendor)
 | |
|         {
 | |
|             SymbolContext null_sc;
 | |
|             
 | |
|             found_namespace_decl = symbol_vendor->FindNamespace(null_sc, name, &namespace_decl);
 | |
|             
 | |
|             if (found_namespace_decl)
 | |
|             {
 | |
|                 context.m_namespace_map->push_back(std::pair<lldb::ModuleSP, ClangNamespaceDecl>(module_sp, found_namespace_decl));
 | |
|                 
 | |
|                 if (log)
 | |
|                     log->Printf("  CAS::FEVD[%u] Found namespace %s in module %s",
 | |
|                                 current_id,
 | |
|                                 name.GetCString(), 
 | |
|                                 module_sp->GetFileSpec().GetFilename().GetCString());
 | |
|             }
 | |
|         }
 | |
|     }
 | |
|     else 
 | |
|     {
 | |
|         ModuleList &target_images = m_target->GetImages();
 | |
|         Mutex::Locker modules_locker (target_images.GetMutex());
 | |
|         
 | |
|         for (uint32_t i = 0, e = target_images.GetSize();
 | |
|              i != e;
 | |
|              ++i)
 | |
|         {
 | |
|             lldb::ModuleSP image = target_images.GetModuleAtIndexUnlocked(i);
 | |
|             
 | |
|             if (!image)
 | |
|                 continue;
 | |
|             
 | |
|             ClangNamespaceDecl found_namespace_decl;
 | |
|             
 | |
|             SymbolVendor *symbol_vendor = image->GetSymbolVendor();
 | |
|             
 | |
|             if (!symbol_vendor)
 | |
|                 continue;
 | |
|             
 | |
|             SymbolContext null_sc;
 | |
|             
 | |
|             found_namespace_decl = symbol_vendor->FindNamespace(null_sc, name, &namespace_decl);
 | |
|             
 | |
|             if (found_namespace_decl)
 | |
|             {
 | |
|                 context.m_namespace_map->push_back(std::pair<lldb::ModuleSP, ClangNamespaceDecl>(image, found_namespace_decl));
 | |
|                 
 | |
|                 if (log)
 | |
|                     log->Printf("  CAS::FEVD[%u] Found namespace %s in module %s",
 | |
|                                 current_id,
 | |
|                                 name.GetCString(), 
 | |
|                                 image->GetFileSpec().GetFilename().GetCString());
 | |
|             }
 | |
|         }
 | |
|     }
 | |
|     
 | |
|     do 
 | |
|     {
 | |
|         TypeList types;
 | |
|         SymbolContext null_sc;
 | |
|         const bool exact_match = false;
 | |
|       
 | |
|         if (module_sp && namespace_decl)
 | |
|             module_sp->FindTypesInNamespace(null_sc, name, &namespace_decl, 1, types);
 | |
|         else 
 | |
|             m_target->GetImages().FindTypes(null_sc, name, exact_match, 1, types);
 | |
|         
 | |
|         if (types.GetSize())
 | |
|         {
 | |
|             lldb::TypeSP type_sp = types.GetTypeAtIndex(0);
 | |
|             
 | |
|             if (log)
 | |
|             {
 | |
|                 const char *name_string = type_sp->GetName().GetCString();
 | |
|                 
 | |
|                 log->Printf("  CAS::FEVD[%u] Matching type found for \"%s\": %s", 
 | |
|                             current_id, 
 | |
|                             name.GetCString(), 
 | |
|                             (name_string ? name_string : "<anonymous>"));
 | |
|             }
 | |
|             
 | |
| 
 | |
|             void *copied_type = GuardedCopyType(m_ast_context, type_sp->GetClangAST(), type_sp->GetClangFullType());
 | |
|                 
 | |
|             if (!copied_type)
 | |
|             {                
 | |
|                 if (log)
 | |
|                     log->Printf("  CAS::FEVD[%u] - Couldn't export the type for a constant integer result",
 | |
|                                 current_id);
 | |
|                     
 | |
|                 break;
 | |
|             }
 | |
|                 
 | |
|             context.AddTypeDecl(copied_type);
 | |
|         }
 | |
|         
 | |
|     } while(0);
 | |
| }
 | |
| 
 | |
| void
 | |
| ClangASTSource::FindObjCMethodDecls (NameSearchContext &context)
 | |
| {
 | |
|     lldb::LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
 | |
|     
 | |
|     static unsigned int invocation_id = 0;
 | |
|     unsigned int current_id = invocation_id++;
 | |
|     
 | |
|     const DeclarationName &decl_name(context.m_decl_name);
 | |
|     const DeclContext *decl_ctx(context.m_decl_context);
 | |
|     
 | |
|     const ObjCInterfaceDecl *interface_decl = dyn_cast<ObjCInterfaceDecl>(decl_ctx);
 | |
|     
 | |
|     if (!interface_decl)
 | |
|         return;
 | |
|     
 | |
|     do
 | |
|     {
 | |
|         Decl *original_decl = NULL;
 | |
|         ASTContext *original_ctx = NULL;
 | |
|         
 | |
|         m_ast_importer->ResolveDeclOrigin(interface_decl, &original_decl, &original_ctx);
 | |
|         
 | |
|         if (!original_decl)
 | |
|             break;
 | |
|             
 | |
|         ObjCInterfaceDecl *original_interface_decl = dyn_cast<ObjCInterfaceDecl>(original_decl);
 | |
|         
 | |
|         Selector original_selector;
 | |
|                 
 | |
|         if (decl_name.isObjCZeroArgSelector())
 | |
|         {
 | |
|             IdentifierInfo *ident = &original_ctx->Idents.get(decl_name.getAsString());
 | |
|             original_selector = original_ctx->Selectors.getSelector(0, &ident);
 | |
|         }
 | |
|         else if (decl_name.isObjCOneArgSelector())
 | |
|         {
 | |
|             const std::string &decl_name_string = decl_name.getAsString();
 | |
|             std::string decl_name_string_without_colon(decl_name_string.c_str(), decl_name_string.length() - 1);
 | |
|             IdentifierInfo *ident = &original_ctx->Idents.get(decl_name_string_without_colon.c_str());
 | |
|             original_selector = original_ctx->Selectors.getSelector(1, &ident);
 | |
|         }
 | |
|         else
 | |
|         {
 | |
|             SmallVector<IdentifierInfo *, 4> idents;
 | |
|             
 | |
|             clang::Selector sel = decl_name.getObjCSelector();
 | |
|             
 | |
|             int num_args = sel.getNumArgs();
 | |
|             
 | |
|             for (unsigned i = 0;
 | |
|                  i != num_args;
 | |
|                  ++i)
 | |
|             {
 | |
|                 idents.push_back(&original_ctx->Idents.get(sel.getNameForSlot(i)));
 | |
|             }
 | |
|             
 | |
|             original_selector = original_ctx->Selectors.getSelector(num_args, idents.data());
 | |
|         }
 | |
|         
 | |
|         DeclarationName original_decl_name(original_selector);
 | |
|                 
 | |
|         ObjCInterfaceDecl::lookup_result result = original_interface_decl->lookup(original_decl_name);
 | |
|         
 | |
|         if (result.first == result.second)
 | |
|             break;
 | |
|         
 | |
|         if (!*result.first)
 | |
|             break;
 | |
|         
 | |
|         ObjCMethodDecl *result_method = dyn_cast<ObjCMethodDecl>(*result.first);
 | |
|         
 | |
|         if (!result_method)
 | |
|             break;
 | |
|         
 | |
|         Decl *copied_decl = m_ast_importer->CopyDecl(m_ast_context, &result_method->getASTContext(), result_method);
 | |
|         
 | |
|         if (!copied_decl)
 | |
|             continue;
 | |
|         
 | |
|         ObjCMethodDecl *copied_method_decl = dyn_cast<ObjCMethodDecl>(copied_decl);
 | |
|         
 | |
|         if (!copied_method_decl)
 | |
|             continue;
 | |
|         
 | |
|         if (log)
 | |
|         {
 | |
|             ASTDumper dumper((Decl*)copied_method_decl);
 | |
|             log->Printf("  CAS::FOMD[%d] found (in debug info) %s", current_id, dumper.GetCString());
 | |
|         }
 | |
|         
 | |
|         context.AddNamedDecl(copied_method_decl);
 | |
|         
 | |
|         return;
 | |
|     } while (0);
 | |
|     
 | |
|     StreamString ss;
 | |
|         
 | |
|     if (decl_name.isObjCZeroArgSelector())
 | |
|     {
 | |
|         ss.Printf("%s", decl_name.getAsString().c_str());
 | |
|     }
 | |
|     else if (decl_name.isObjCOneArgSelector())
 | |
|     {
 | |
|         ss.Printf("%s", decl_name.getAsString().c_str());
 | |
|     }
 | |
|     else
 | |
|     {    
 | |
|         clang::Selector sel = decl_name.getObjCSelector();
 | |
|         
 | |
|         for (unsigned i = 0, e = sel.getNumArgs();
 | |
|              i != e;
 | |
|              ++i)
 | |
|         {
 | |
|             llvm::StringRef r = sel.getNameForSlot(i);
 | |
|             ss.Printf("%s:", r.str().c_str()); 
 | |
|         }
 | |
|     }     
 | |
|     ss.Flush();
 | |
|     
 | |
|     ConstString selector_name(ss.GetData());
 | |
|     
 | |
|     if (log)
 | |
|         log->Printf("ClangASTSource::FindObjCMethodDecls[%d] on (ASTContext*)%p for selector [%s %s]",
 | |
|                     current_id,
 | |
|                     m_ast_context,
 | |
|                     interface_decl->getNameAsString().c_str(), 
 | |
|                     selector_name.AsCString());
 | |
|     SymbolContextList sc_list;
 | |
|     
 | |
|     const bool include_symbols = false;
 | |
|     const bool include_inlines = false;
 | |
|     const bool append = false;
 | |
|     
 | |
|     std::string interface_name = interface_decl->getNameAsString();
 | |
|     
 | |
|     do
 | |
|     {
 | |
|         StreamString ms;
 | |
|         ms.Printf("-[%s %s]", interface_name.c_str(), selector_name.AsCString());
 | |
|         ms.Flush();
 | |
|         ConstString instance_method_name(ms.GetData());
 | |
|         
 | |
|         m_target->GetImages().FindFunctions(instance_method_name, lldb::eFunctionNameTypeFull, include_symbols, include_inlines, append, sc_list);
 | |
|         
 | |
|         if (sc_list.GetSize())
 | |
|             break;
 | |
|         
 | |
|         ms.Clear();
 | |
|         ms.Printf("+[%s %s]", interface_name.c_str(), selector_name.AsCString());
 | |
|         ms.Flush();
 | |
|         ConstString class_method_name(ms.GetData());
 | |
|         
 | |
|         m_target->GetImages().FindFunctions(class_method_name, lldb::eFunctionNameTypeFull, include_symbols, include_inlines, append, sc_list);
 | |
|         
 | |
|         if (sc_list.GetSize())
 | |
|             break;
 | |
|         
 | |
|         // Fall back and check for methods in categories.  If we find methods this way, we need to check that they're actually in
 | |
|         // categories on the desired class.
 | |
|         
 | |
|         SymbolContextList candidate_sc_list;
 | |
|         
 | |
|         m_target->GetImages().FindFunctions(selector_name, lldb::eFunctionNameTypeSelector, include_symbols, include_inlines, append, candidate_sc_list);
 | |
|         
 | |
|         for (uint32_t ci = 0, ce = candidate_sc_list.GetSize();
 | |
|              ci != ce;
 | |
|              ++ci)
 | |
|         {
 | |
|             SymbolContext candidate_sc;
 | |
|             
 | |
|             if (!candidate_sc_list.GetContextAtIndex(ci, candidate_sc))
 | |
|                 continue;
 | |
|             
 | |
|             if (!candidate_sc.function)
 | |
|                 continue;
 | |
|             
 | |
|             const char *candidate_name = candidate_sc.function->GetName().AsCString();
 | |
|             
 | |
|             const char *cursor = candidate_name;
 | |
|             
 | |
|             if (*cursor != '+' && *cursor != '-')
 | |
|                 continue;
 | |
|             
 | |
|             ++cursor;
 | |
|             
 | |
|             if (*cursor != '[')
 | |
|                 continue;
 | |
|             
 | |
|             ++cursor;
 | |
|             
 | |
|             size_t interface_len = interface_name.length();
 | |
|             
 | |
|             if (strncmp(cursor, interface_name.c_str(), interface_len))
 | |
|                 continue;
 | |
|             
 | |
|             cursor += interface_len;
 | |
|             
 | |
|             if (*cursor == ' ' || *cursor == '(')
 | |
|                 sc_list.Append(candidate_sc);
 | |
|         }
 | |
|     }
 | |
|     while (0);
 | |
|     
 | |
|     for (uint32_t i = 0, e = sc_list.GetSize();
 | |
|          i != e;
 | |
|          ++i)
 | |
|     {
 | |
|         SymbolContext sc;
 | |
|         
 | |
|         if (!sc_list.GetContextAtIndex(i, sc))
 | |
|             continue;
 | |
|         
 | |
|         if (!sc.function)
 | |
|             continue;
 | |
|         
 | |
|         DeclContext *function_ctx = sc.function->GetClangDeclContext();
 | |
|         
 | |
|         if (!function_ctx)
 | |
|             continue;
 | |
|         
 | |
|         ObjCMethodDecl *method_decl = dyn_cast<ObjCMethodDecl>(function_ctx);
 | |
|         
 | |
|         if (!method_decl)
 | |
|             continue;
 | |
|         
 | |
|         ObjCInterfaceDecl *found_interface_decl = method_decl->getClassInterface();
 | |
|         
 | |
|         if (!found_interface_decl)
 | |
|             continue;
 | |
|         
 | |
|         if (found_interface_decl->getName() == interface_decl->getName())
 | |
|         {
 | |
|             Decl *copied_decl = m_ast_importer->CopyDecl(m_ast_context, &method_decl->getASTContext(), method_decl);
 | |
|             
 | |
|             if (!copied_decl)
 | |
|                 continue;
 | |
|             
 | |
|             ObjCMethodDecl *copied_method_decl = dyn_cast<ObjCMethodDecl>(copied_decl);
 | |
|             
 | |
|             if (!copied_method_decl)
 | |
|                 continue;
 | |
|             
 | |
|             if (log)
 | |
|             {
 | |
|                 ASTDumper dumper((Decl*)copied_method_decl);
 | |
|                 log->Printf("  CAS::FOMD[%d] found (in debug info) %s", current_id, dumper.GetCString());
 | |
|             }
 | |
|             
 | |
|             context.AddNamedDecl(copied_method_decl);
 | |
|         }
 | |
|     }
 | |
| }
 | |
| 
 | |
| template <class D> class TaggedASTDecl {
 | |
| public:
 | |
|     TaggedASTDecl() : decl(NULL) { }
 | |
|     TaggedASTDecl(D *_decl) : decl(_decl) { }
 | |
|     bool IsValid() const { return (decl != NULL); }
 | |
|     bool IsInvalid() const { return !IsValid(); }
 | |
|     D *operator->() const { return decl; }
 | |
|     D *decl;
 | |
| };
 | |
| 
 | |
| template <class D2, template <class D> class TD, class D1> 
 | |
| TD<D2>
 | |
| DynCast(TD<D1> source)
 | |
| {
 | |
|     return TD<D2> (dyn_cast<D2>(source.decl));
 | |
| }
 | |
| 
 | |
| template <class D = Decl> class DeclFromParser;
 | |
| template <class D = Decl> class DeclFromUser;
 | |
| 
 | |
| template <class D> class DeclFromParser : public TaggedASTDecl<D> { 
 | |
| public:
 | |
|     DeclFromParser() : TaggedASTDecl<D>() { }
 | |
|     DeclFromParser(D *_decl) : TaggedASTDecl<D>(_decl) { }
 | |
|     
 | |
|     DeclFromUser<D> GetOrigin(ClangASTImporter *importer);
 | |
| };
 | |
| 
 | |
| template <class D> class DeclFromUser : public TaggedASTDecl<D> { 
 | |
| public:
 | |
|     DeclFromUser() : TaggedASTDecl<D>() { }
 | |
|     DeclFromUser(D *_decl) : TaggedASTDecl<D>(_decl) { }
 | |
|     
 | |
|     DeclFromParser<D> Import(ClangASTImporter *importer, ASTContext &dest_ctx);
 | |
| };
 | |
| 
 | |
| template <class D>
 | |
| DeclFromUser<D>
 | |
| DeclFromParser<D>::GetOrigin(ClangASTImporter *importer)
 | |
| {
 | |
|     DeclFromUser <> origin_decl;
 | |
|     importer->ResolveDeclOrigin(this->decl, &origin_decl.decl, NULL);
 | |
|     if (origin_decl.IsInvalid())
 | |
|         return DeclFromUser<D>();
 | |
|     return DeclFromUser<D>(dyn_cast<D>(origin_decl.decl));
 | |
| }
 | |
| 
 | |
| template <class D>
 | |
| DeclFromParser<D>
 | |
| DeclFromUser<D>::Import(ClangASTImporter *importer, ASTContext &dest_ctx)
 | |
| {
 | |
|     DeclFromParser <> parser_generic_decl(importer->CopyDecl(&dest_ctx, &this->decl->getASTContext(), this->decl));
 | |
|     if (parser_generic_decl.IsInvalid())
 | |
|         return DeclFromParser<D>();
 | |
|     return DeclFromParser<D>(dyn_cast<D>(parser_generic_decl.decl));
 | |
| }
 | |
| 
 | |
| static bool
 | |
| FindObjCPropertyAndIvarDeclsWithOrigin (unsigned int current_id, 
 | |
|                                         NameSearchContext &context,
 | |
|                                         clang::ASTContext &ast_context,
 | |
|                                         ClangASTImporter *ast_importer,
 | |
|                                         DeclFromUser<const ObjCInterfaceDecl> &origin_iface_decl)
 | |
| {
 | |
|     lldb::LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
 | |
| 
 | |
|     if (origin_iface_decl.IsInvalid())
 | |
|         return false;
 | |
|     
 | |
|     std::string name_str = context.m_decl_name.getAsString();
 | |
|     StringRef name(name_str.c_str());
 | |
|     IdentifierInfo &name_identifier(origin_iface_decl->getASTContext().Idents.get(name));
 | |
|     
 | |
|     DeclFromUser<ObjCPropertyDecl> origin_property_decl(origin_iface_decl->FindPropertyDeclaration(&name_identifier));
 | |
|     
 | |
|     bool found = false;
 | |
|     
 | |
|     if (origin_property_decl.IsValid())
 | |
|     {
 | |
|         DeclFromParser<ObjCPropertyDecl> parser_property_decl(origin_property_decl.Import(ast_importer, ast_context));
 | |
|         if (parser_property_decl.IsValid())
 | |
|         {
 | |
|             if (log)
 | |
|             {
 | |
|                 ASTDumper dumper((Decl*)parser_property_decl.decl);
 | |
|                 log->Printf("  CAS::FOPD[%d] found %s", current_id, dumper.GetCString());
 | |
|             }
 | |
|             
 | |
|             context.AddNamedDecl(parser_property_decl.decl);
 | |
|             found = true;
 | |
|         }
 | |
|     }
 | |
|     
 | |
|     DeclFromUser<ObjCIvarDecl> origin_ivar_decl(origin_iface_decl->getIvarDecl(&name_identifier));
 | |
|     
 | |
|     if (origin_ivar_decl.IsValid())
 | |
|     {
 | |
|         DeclFromParser<ObjCIvarDecl> parser_ivar_decl(origin_ivar_decl.Import(ast_importer, ast_context));
 | |
|         if (parser_ivar_decl.IsValid())
 | |
|         {
 | |
|             if (log)
 | |
|             {
 | |
|                 ASTDumper dumper((Decl*)parser_ivar_decl.decl);
 | |
|                 log->Printf("  CAS::FOPD[%d] found %s", current_id, dumper.GetCString());
 | |
|             }
 | |
|             
 | |
|             context.AddNamedDecl(parser_ivar_decl.decl);
 | |
|             found = true;
 | |
|         }
 | |
|     }
 | |
|     
 | |
|     return found;
 | |
| }
 | |
| 
 | |
| void
 | |
| ClangASTSource::FindObjCPropertyAndIvarDecls (NameSearchContext &context)
 | |
| {
 | |
|     lldb::LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
 | |
| 
 | |
|     static unsigned int invocation_id = 0;
 | |
|     unsigned int current_id = invocation_id++;
 | |
|     
 | |
|     DeclFromParser<const ObjCInterfaceDecl> parser_iface_decl(cast<ObjCInterfaceDecl>(context.m_decl_context));
 | |
|     DeclFromUser<const ObjCInterfaceDecl> origin_iface_decl(parser_iface_decl.GetOrigin(m_ast_importer));
 | |
| 
 | |
|     ConstString class_name(parser_iface_decl->getNameAsString().c_str());
 | |
|     
 | |
|     if (log)
 | |
|         log->Printf("ClangASTSource::FindObjCPropertyAndIvarDecls[%d] on (ASTContext*)%p for '%s.%s'",
 | |
|                     current_id, 
 | |
|                     m_ast_context,
 | |
|                     parser_iface_decl->getNameAsString().c_str(), 
 | |
|                     context.m_decl_name.getAsString().c_str());
 | |
|     
 | |
|     if (FindObjCPropertyAndIvarDeclsWithOrigin(current_id, 
 | |
|                                                context, 
 | |
|                                                *m_ast_context, 
 | |
|                                                m_ast_importer, 
 | |
|                                                origin_iface_decl))
 | |
|         return;
 | |
|     
 | |
|     if (log)
 | |
|         log->Printf("CAS::FOPD[%d] couldn't find the property on origin (ObjCInterfaceDecl*)%p/(ASTContext*)%p, searching elsewhere...",
 | |
|                     current_id,
 | |
|                     origin_iface_decl.decl, 
 | |
|                     &origin_iface_decl->getASTContext());
 | |
|     
 | |
|     SymbolContext null_sc;
 | |
|     TypeList type_list;
 | |
|     
 | |
|     lldb::ProcessSP process(m_target->GetProcessSP());
 | |
|     
 | |
|     if (!process)
 | |
|         return;
 | |
|     
 | |
|     ObjCLanguageRuntime *language_runtime(process->GetObjCLanguageRuntime());
 | |
|     
 | |
|     if (!language_runtime)
 | |
|         return;
 | |
|     
 | |
|     lldb::TypeSP complete_type_sp(language_runtime->LookupInCompleteClassCache(class_name));
 | |
|     
 | |
|     if (!complete_type_sp)
 | |
|         return;
 | |
|     
 | |
|     TypeFromUser complete_type = TypeFromUser(complete_type_sp->GetClangFullType(), complete_type_sp->GetClangAST());
 | |
|     lldb::clang_type_t complete_opaque_type = complete_type.GetOpaqueQualType();
 | |
|     
 | |
|     if (!complete_opaque_type)
 | |
|         return;
 | |
|     
 | |
|     const clang::Type *complete_clang_type = QualType::getFromOpaquePtr(complete_opaque_type).getTypePtr();
 | |
|     const ObjCInterfaceType *complete_interface_type = dyn_cast<ObjCInterfaceType>(complete_clang_type);
 | |
|     
 | |
|     if (!complete_interface_type)
 | |
|         return;
 | |
|     
 | |
|     DeclFromUser<const ObjCInterfaceDecl> complete_iface_decl(complete_interface_type->getDecl());
 | |
|     
 | |
|     if (complete_iface_decl.decl == origin_iface_decl.decl)
 | |
|         return; // already checked this one
 | |
|     
 | |
|     if (log)
 | |
|         log->Printf("CAS::FOPD[%d] trying origin (ObjCInterfaceDecl*)%p/(ASTContext*)%p...",
 | |
|                     current_id,
 | |
|                     complete_iface_decl.decl, 
 | |
|                     &complete_iface_decl->getASTContext());
 | |
|     
 | |
|     
 | |
|     if (FindObjCPropertyAndIvarDeclsWithOrigin(current_id, 
 | |
|                                                context, 
 | |
|                                                *m_ast_context, 
 | |
|                                                m_ast_importer, 
 | |
|                                                complete_iface_decl))
 | |
|         return;
 | |
| }
 | |
| 
 | |
| typedef llvm::DenseMap <const FieldDecl *, uint64_t> FieldOffsetMap;
 | |
| typedef llvm::DenseMap <const CXXRecordDecl *, CharUnits> BaseOffsetMap;
 | |
| 
 | |
| template <class D, class O>
 | |
| static bool
 | |
| ImportOffsetMap (llvm::DenseMap <const D*, O> &destination_map, 
 | |
|                  llvm::DenseMap <const D*, O> &source_map,
 | |
|                  ClangASTImporter *importer,
 | |
|                  ASTContext &dest_ctx)
 | |
| {
 | |
|     typedef llvm::DenseMap <const D*, O> MapType;
 | |
|     
 | |
|     for (typename MapType::iterator fi = source_map.begin(), fe = source_map.end();
 | |
|          fi != fe;
 | |
|          ++fi)
 | |
|     {
 | |
|         DeclFromUser <D> user_decl(const_cast<D*>(fi->first));
 | |
|         DeclFromParser <D> parser_decl(user_decl.Import(importer, dest_ctx));
 | |
|         if (parser_decl.IsInvalid())
 | |
|             return false;
 | |
|         destination_map.insert(std::pair<const D *, O>(parser_decl.decl, fi->second));
 | |
|     }
 | |
|     
 | |
|     return true;
 | |
| }
 | |
| 
 | |
| template <bool IsVirtual> bool ExtractBaseOffsets (const ASTRecordLayout &record_layout,
 | |
|                                                    DeclFromUser<const CXXRecordDecl> &record,
 | |
|                                                    BaseOffsetMap &base_offsets)
 | |
| {
 | |
|     for (CXXRecordDecl::base_class_const_iterator 
 | |
|             bi = (IsVirtual ? record->vbases_begin() : record->bases_begin()), 
 | |
|             be = (IsVirtual ? record->vbases_end() : record->bases_end());
 | |
|          bi != be;
 | |
|          ++bi)
 | |
|     {
 | |
|         if (!IsVirtual && bi->isVirtual())
 | |
|             continue;
 | |
|         
 | |
|         const clang::Type *origin_base_type = bi->getType().getTypePtr();
 | |
|         const clang::RecordType *origin_base_record_type = origin_base_type->getAs<RecordType>();
 | |
|         
 | |
|         if (!origin_base_record_type)
 | |
|             return false;
 | |
|         
 | |
|         DeclFromUser <RecordDecl> origin_base_record(origin_base_record_type->getDecl());
 | |
|         
 | |
|         if (origin_base_record.IsInvalid())
 | |
|             return false;
 | |
|         
 | |
|         DeclFromUser <CXXRecordDecl> origin_base_cxx_record(DynCast<CXXRecordDecl>(origin_base_record));
 | |
|         
 | |
|         if (origin_base_cxx_record.IsInvalid())
 | |
|             return false;
 | |
|         
 | |
|         CharUnits base_offset;
 | |
|         
 | |
|         if (IsVirtual)
 | |
|             base_offset = record_layout.getVBaseClassOffset(origin_base_cxx_record.decl);
 | |
|         else
 | |
|             base_offset = record_layout.getBaseClassOffset(origin_base_cxx_record.decl);
 | |
|         
 | |
|         base_offsets.insert(std::pair<const CXXRecordDecl *, CharUnits>(origin_base_cxx_record.decl, base_offset));
 | |
|     }
 | |
|     
 | |
|     return true;
 | |
| }
 | |
|                          
 | |
| bool 
 | |
| ClangASTSource::layoutRecordType(const RecordDecl *record,
 | |
|                                  uint64_t &size, 
 | |
|                                  uint64_t &alignment,
 | |
|                                  FieldOffsetMap &field_offsets,
 | |
|                                  BaseOffsetMap &base_offsets,
 | |
|                                  BaseOffsetMap &virtual_base_offsets)
 | |
| {
 | |
|     static unsigned int invocation_id = 0;
 | |
|     unsigned int current_id = invocation_id++;
 | |
|     
 | |
|     lldb::LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
 | |
|     
 | |
|     if (log)
 | |
|     {
 | |
|         log->Printf("LayoutRecordType[%u] on (RecordDecl*)%p [name = '%s']",
 | |
|                     current_id,
 | |
|                     m_ast_context,
 | |
|                     record->getNameAsString().c_str());
 | |
|     }
 | |
|     
 | |
|     
 | |
|     DeclFromParser <const RecordDecl> parser_record(record);
 | |
|     DeclFromUser <const RecordDecl> origin_record(parser_record.GetOrigin(m_ast_importer));
 | |
|     
 | |
|     if (origin_record.IsInvalid())
 | |
|         return false;
 | |
|         
 | |
|     FieldOffsetMap origin_field_offsets;
 | |
|     BaseOffsetMap origin_base_offsets;
 | |
|     BaseOffsetMap origin_virtual_base_offsets;
 | |
|     
 | |
|     ClangASTContext::GetCompleteDecl(&origin_record->getASTContext(), const_cast<RecordDecl*>(origin_record.decl));
 | |
|     
 | |
|     if (!origin_record.decl->getDefinition())
 | |
|         return false;
 | |
|     
 | |
|     const ASTRecordLayout &record_layout(origin_record->getASTContext().getASTRecordLayout(origin_record.decl));
 | |
|     
 | |
|     int field_idx = 0;
 | |
|     
 | |
|     for (RecordDecl::field_iterator fi = origin_record->field_begin(), fe = origin_record->field_end();
 | |
|          fi != fe;
 | |
|          ++fi)
 | |
|     {
 | |
|         uint64_t field_offset = record_layout.getFieldOffset(field_idx);
 | |
|         
 | |
|         origin_field_offsets.insert(std::pair<const FieldDecl *, uint64_t>(*fi, field_offset));
 | |
|         
 | |
|         field_idx++;
 | |
|     }
 | |
|         
 | |
|     ASTContext &parser_ast_context(record->getASTContext());
 | |
| 
 | |
|     DeclFromUser <const CXXRecordDecl> origin_cxx_record(DynCast<const CXXRecordDecl>(origin_record));
 | |
| 
 | |
|     if (origin_cxx_record.IsValid())
 | |
|     {
 | |
|         if (!ExtractBaseOffsets<false>(record_layout, origin_cxx_record, origin_base_offsets) ||
 | |
|             !ExtractBaseOffsets<true>(record_layout, origin_cxx_record, origin_virtual_base_offsets))
 | |
|             return false;
 | |
|     }
 | |
| 
 | |
|     if (!ImportOffsetMap(field_offsets, origin_field_offsets, m_ast_importer, parser_ast_context) ||
 | |
|         !ImportOffsetMap(base_offsets, origin_base_offsets, m_ast_importer, parser_ast_context) ||
 | |
|         !ImportOffsetMap(virtual_base_offsets, origin_virtual_base_offsets, m_ast_importer, parser_ast_context))
 | |
|         return false;
 | |
|     
 | |
|     size = record_layout.getSize().getQuantity() * m_ast_context->getCharWidth();
 | |
|     alignment = record_layout.getAlignment().getQuantity() * m_ast_context->getCharWidth();
 | |
|     
 | |
|     if (log)
 | |
|     {
 | |
|         log->Printf("LRT[%u] returned:", current_id);
 | |
|         log->Printf("LRT[%u]   Original = (RecordDecl*)%p", current_id, origin_record.decl);
 | |
|         log->Printf("LRT[%u]   Size = %lld", current_id, size);
 | |
|         log->Printf("LRT[%u]   Alignment = %lld", current_id, alignment);
 | |
|         log->Printf("LRT[%u]   Fields:", current_id);
 | |
|         for (RecordDecl::field_iterator fi = record->field_begin(), fe = record->field_end();
 | |
|              fi != fe;
 | |
|              ++fi)
 | |
|         {
 | |
|             log->Printf("LRT[%u]     (FieldDecl*)%p, Name = '%s', Offset = %lld bits",
 | |
|                         current_id,
 | |
|                         *fi,
 | |
|                         fi->getNameAsString().c_str(),
 | |
|                         field_offsets[*fi]);
 | |
|         }
 | |
|         DeclFromParser <const CXXRecordDecl> parser_cxx_record = DynCast<const CXXRecordDecl>(parser_record);
 | |
|         if (parser_cxx_record.IsValid())
 | |
|         {
 | |
|             log->Printf("LRT[%u]   Bases:", current_id);
 | |
|             for (CXXRecordDecl::base_class_const_iterator bi = parser_cxx_record->bases_begin(), be = parser_cxx_record->bases_end();
 | |
|                  bi != be;
 | |
|                  ++bi)
 | |
|             {
 | |
|                 bool is_virtual = bi->isVirtual();
 | |
|                 
 | |
|                 QualType base_type = bi->getType();
 | |
|                 const RecordType *base_record_type = base_type->getAs<RecordType>();
 | |
|                 DeclFromParser <RecordDecl> base_record(base_record_type->getDecl());
 | |
|                 DeclFromParser <CXXRecordDecl> base_cxx_record = DynCast<CXXRecordDecl>(base_record);
 | |
|                 
 | |
|                 log->Printf("LRT[%u]     %s(CXXRecordDecl*)%p, Name = '%s', Offset = %lld chars",
 | |
|                             current_id,
 | |
|                             (is_virtual ? "Virtual " : ""),
 | |
|                             base_cxx_record.decl,
 | |
|                             base_cxx_record.decl->getNameAsString().c_str(),
 | |
|                             (is_virtual ? virtual_base_offsets[base_cxx_record.decl].getQuantity() :
 | |
|                                           base_offsets[base_cxx_record.decl].getQuantity()));
 | |
|             }
 | |
|         }
 | |
|         else
 | |
|         {
 | |
|             log->Printf("LRD[%u]   Not a CXXRecord, so no bases", current_id);
 | |
|         }
 | |
|     }
 | |
|     
 | |
|     return true;
 | |
| }
 | |
| 
 | |
| void 
 | |
| ClangASTSource::CompleteNamespaceMap (ClangASTImporter::NamespaceMapSP &namespace_map,
 | |
|                                       const ConstString &name,
 | |
|                                       ClangASTImporter::NamespaceMapSP &parent_map) const
 | |
| {
 | |
|     static unsigned int invocation_id = 0;
 | |
|     unsigned int current_id = invocation_id++;
 | |
|     
 | |
|     lldb::LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
 | |
|     
 | |
|     if (log)
 | |
|     {
 | |
|         if (parent_map && parent_map->size())
 | |
|             log->Printf("CompleteNamespaceMap[%u] on (ASTContext*)%p Searching for namespace %s in namespace %s",
 | |
|                         current_id,
 | |
|                         m_ast_context,
 | |
|                         name.GetCString(),
 | |
|                         parent_map->begin()->second.GetNamespaceDecl()->getDeclName().getAsString().c_str());
 | |
|         else
 | |
|             log->Printf("CompleteNamespaceMap[%u] on (ASTContext*)%p Searching for namespace %s",
 | |
|                         current_id,
 | |
|                         m_ast_context,
 | |
|                         name.GetCString());
 | |
|     }
 | |
|     
 | |
|     
 | |
|     if (parent_map)
 | |
|     {
 | |
|         for (ClangASTImporter::NamespaceMap::iterator i = parent_map->begin(), e = parent_map->end();
 | |
|              i != e;
 | |
|              ++i)
 | |
|         {
 | |
|             ClangNamespaceDecl found_namespace_decl;
 | |
|             
 | |
|             lldb::ModuleSP module_sp = i->first;
 | |
|             ClangNamespaceDecl module_parent_namespace_decl = i->second;
 | |
|             
 | |
|             SymbolVendor *symbol_vendor = module_sp->GetSymbolVendor();
 | |
|             
 | |
|             if (!symbol_vendor)
 | |
|                 continue;
 | |
|             
 | |
|             SymbolContext null_sc;
 | |
|             
 | |
|             found_namespace_decl = symbol_vendor->FindNamespace(null_sc, name, &module_parent_namespace_decl);
 | |
|             
 | |
|             if (!found_namespace_decl)
 | |
|                 continue;
 | |
|             
 | |
|             namespace_map->push_back(std::pair<lldb::ModuleSP, ClangNamespaceDecl>(module_sp, found_namespace_decl));
 | |
|             
 | |
|             if (log)
 | |
|                 log->Printf("  CMN[%u] Found namespace %s in module %s",
 | |
|                             current_id,
 | |
|                             name.GetCString(), 
 | |
|                             module_sp->GetFileSpec().GetFilename().GetCString());
 | |
|         }
 | |
|     }
 | |
|     else
 | |
|     {
 | |
|         ModuleList &target_images = m_target->GetImages();
 | |
|         Mutex::Locker modules_locker(target_images.GetMutex());
 | |
|         
 | |
|         ClangNamespaceDecl null_namespace_decl;
 | |
|         
 | |
|         for (uint32_t i = 0, e = target_images.GetSize();
 | |
|              i != e;
 | |
|              ++i)
 | |
|         {
 | |
|             lldb::ModuleSP image = target_images.GetModuleAtIndexUnlocked(i);
 | |
|             
 | |
|             if (!image)
 | |
|                 continue;
 | |
|             
 | |
|             ClangNamespaceDecl found_namespace_decl;
 | |
|             
 | |
|             SymbolVendor *symbol_vendor = image->GetSymbolVendor();
 | |
|             
 | |
|             if (!symbol_vendor)
 | |
|                 continue;
 | |
|             
 | |
|             SymbolContext null_sc;
 | |
|             
 | |
|             found_namespace_decl = symbol_vendor->FindNamespace(null_sc, name, &null_namespace_decl);
 | |
|             
 | |
|             if (!found_namespace_decl)
 | |
|                 continue;
 | |
|             
 | |
|             namespace_map->push_back(std::pair<lldb::ModuleSP, ClangNamespaceDecl>(image, found_namespace_decl));
 | |
|             
 | |
|             if (log)
 | |
|                 log->Printf("  CMN[%u] Found namespace %s in module %s",
 | |
|                             current_id,
 | |
|                             name.GetCString(), 
 | |
|                             image->GetFileSpec().GetFilename().GetCString());
 | |
|         }
 | |
|     }
 | |
| }
 | |
| 
 | |
| NamespaceDecl *
 | |
| ClangASTSource::AddNamespace (NameSearchContext &context, ClangASTImporter::NamespaceMapSP &namespace_decls)
 | |
| {
 | |
|     if (!namespace_decls)
 | |
|         return NULL;
 | |
|     
 | |
|     lldb::LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
 | |
|         
 | |
|     const ClangNamespaceDecl &namespace_decl = namespace_decls->begin()->second;
 | |
|     
 | |
|     Decl *copied_decl = m_ast_importer->CopyDecl(m_ast_context, namespace_decl.GetASTContext(), namespace_decl.GetNamespaceDecl());
 | |
|     
 | |
|     if (!copied_decl)
 | |
|         return NULL;
 | |
|     
 | |
|     NamespaceDecl *copied_namespace_decl = dyn_cast<NamespaceDecl>(copied_decl);
 | |
|     
 | |
|     m_ast_importer->RegisterNamespaceMap(copied_namespace_decl, namespace_decls);
 | |
|     
 | |
|     return dyn_cast<NamespaceDecl>(copied_decl);
 | |
| }
 | |
| 
 | |
| void * 
 | |
| ClangASTSource::GuardedCopyType (ASTContext *dest_context, 
 | |
|                                  ASTContext *source_context,
 | |
|                                  void *clang_type)
 | |
| {    
 | |
|     SetImportInProgress(true);
 | |
|     
 | |
|     QualType ret_qual_type = m_ast_importer->CopyType (m_ast_context, source_context, QualType::getFromOpaquePtr(clang_type));
 | |
|     
 | |
|     void *ret = ret_qual_type.getAsOpaquePtr();
 | |
|     
 | |
|     SetImportInProgress(false);
 | |
|     
 | |
|     if (ret && ret_qual_type->getCanonicalTypeInternal().isNull())
 | |
|         // this shouldn't happen, but we're hardening because the AST importer seems to be generating bad types
 | |
|         // on occasion.
 | |
|         return NULL;
 | |
|     
 | |
|     return ret;
 | |
| }
 | |
| 
 | |
| clang::NamedDecl *
 | |
| NameSearchContext::AddVarDecl(void *type) 
 | |
| {
 | |
|     IdentifierInfo *ii = m_decl_name.getAsIdentifierInfo();
 | |
|     
 | |
|     assert (type && "Type for variable must be non-NULL!");
 | |
|         
 | |
|     clang::NamedDecl *Decl = VarDecl::Create(*m_ast_source.m_ast_context, 
 | |
|                                              const_cast<DeclContext*>(m_decl_context), 
 | |
|                                              SourceLocation(), 
 | |
|                                              SourceLocation(),
 | |
|                                              ii, 
 | |
|                                              QualType::getFromOpaquePtr(type), 
 | |
|                                              0, 
 | |
|                                              SC_Static, 
 | |
|                                              SC_Static);
 | |
|     m_decls.push_back(Decl);
 | |
|     
 | |
|     return Decl;
 | |
| }
 | |
| 
 | |
| clang::NamedDecl *
 | |
| NameSearchContext::AddFunDecl (void *type) 
 | |
| {
 | |
|     assert (type && "Type for variable must be non-NULL!");
 | |
|     
 | |
|     clang::FunctionDecl *func_decl = FunctionDecl::Create (*m_ast_source.m_ast_context,
 | |
|                                                            const_cast<DeclContext*>(m_decl_context),
 | |
|                                                            SourceLocation(),
 | |
|                                                            SourceLocation(),
 | |
|                                                            m_decl_name.getAsIdentifierInfo(),
 | |
|                                                            QualType::getFromOpaquePtr(type),
 | |
|                                                            NULL,
 | |
|                                                            SC_Static,
 | |
|                                                            SC_Static,
 | |
|                                                            false,
 | |
|                                                            true);
 | |
|     
 | |
|     // We have to do more than just synthesize the FunctionDecl.  We have to
 | |
|     // synthesize ParmVarDecls for all of the FunctionDecl's arguments.  To do
 | |
|     // this, we raid the function's FunctionProtoType for types.
 | |
|     
 | |
|     QualType qual_type (QualType::getFromOpaquePtr(type));
 | |
|     const FunctionProtoType *func_proto_type = qual_type.getTypePtr()->getAs<FunctionProtoType>();
 | |
|     
 | |
|     if (func_proto_type)
 | |
|     {        
 | |
|         unsigned NumArgs = func_proto_type->getNumArgs();
 | |
|         unsigned ArgIndex;
 | |
|         
 | |
|         SmallVector<ParmVarDecl *, 5> parm_var_decls;
 | |
|                 
 | |
|         for (ArgIndex = 0; ArgIndex < NumArgs; ++ArgIndex)
 | |
|         {
 | |
|             QualType arg_qual_type (func_proto_type->getArgType(ArgIndex));
 | |
|             
 | |
|             parm_var_decls.push_back(ParmVarDecl::Create (*m_ast_source.m_ast_context,
 | |
|                                                           const_cast<DeclContext*>(m_decl_context),
 | |
|                                                           SourceLocation(),
 | |
|                                                           SourceLocation(),
 | |
|                                                           NULL,
 | |
|                                                           arg_qual_type,
 | |
|                                                           NULL,
 | |
|                                                           SC_Static,
 | |
|                                                           SC_Static,
 | |
|                                                           NULL));
 | |
|         }
 | |
|         
 | |
|         func_decl->setParams(ArrayRef<ParmVarDecl*>(parm_var_decls));
 | |
|     }
 | |
|     else
 | |
|     {
 | |
|         lldb::LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
 | |
| 
 | |
|         log->Printf("Function type wasn't a FunctionProtoType");
 | |
|     }
 | |
|     
 | |
|     m_decls.push_back(func_decl);
 | |
|     
 | |
|     return func_decl;
 | |
| }
 | |
| 
 | |
| clang::NamedDecl *
 | |
| NameSearchContext::AddGenericFunDecl()
 | |
| {
 | |
|     FunctionProtoType::ExtProtoInfo proto_info;
 | |
|     
 | |
|     proto_info.Variadic = true;
 | |
|     
 | |
|     QualType generic_function_type(m_ast_source.m_ast_context->getFunctionType (m_ast_source.m_ast_context->UnknownAnyTy,    // result
 | |
|                                                                                 NULL,                                        // argument types
 | |
|                                                                                 0,                                           // number of arguments
 | |
|                                                                                 proto_info));
 | |
|     
 | |
|     return AddFunDecl(generic_function_type.getAsOpaquePtr());
 | |
| }
 | |
| 
 | |
| clang::NamedDecl *
 | |
| NameSearchContext::AddTypeDecl(void *type)
 | |
| {
 | |
|     if (type)
 | |
|     {
 | |
|         QualType qual_type = QualType::getFromOpaquePtr(type);
 | |
| 
 | |
|         if (const TagType *tag_type = qual_type->getAs<TagType>())
 | |
|         {
 | |
|             TagDecl *tag_decl = tag_type->getDecl();
 | |
|             
 | |
|             m_decls.push_back(tag_decl);
 | |
|             
 | |
|             return tag_decl;
 | |
|         }
 | |
|         else if (const ObjCObjectType *objc_object_type = qual_type->getAs<ObjCObjectType>())
 | |
|         {
 | |
|             ObjCInterfaceDecl *interface_decl = objc_object_type->getInterface();
 | |
|             
 | |
|             m_decls.push_back((NamedDecl*)interface_decl);
 | |
|             
 | |
|             return (NamedDecl*)interface_decl;
 | |
|         }
 | |
|     }
 | |
|     return NULL;
 | |
| }
 | |
| 
 | |
| void 
 | |
| NameSearchContext::AddLookupResult (clang::DeclContextLookupConstResult result)
 | |
| {
 | |
|     for (clang::NamedDecl * const *decl_iterator = result.first;
 | |
|          decl_iterator != result.second;
 | |
|          ++decl_iterator)
 | |
|         m_decls.push_back (*decl_iterator);
 | |
| }
 | |
| 
 | |
| void
 | |
| NameSearchContext::AddNamedDecl (clang::NamedDecl *decl)
 | |
| {
 | |
|     m_decls.push_back (decl);
 | |
| }
 |