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//===-- SymbolFile.cpp ------------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "lldb/Symbol/SymbolFile.h"
#include "lldb/lldb-private.h"
#include "lldb/Core/Log.h"
#include "lldb/Core/Module.h"
#include "lldb/Core/PluginManager.h"
#include "lldb/Core/StreamString.h"
#include "lldb/Symbol/ObjectFile.h"
#include "lldb/Symbol/TypeMap.h"
#include "lldb/Symbol/TypeSystem.h"
#include "lldb/Symbol/VariableList.h"
using namespace lldb_private;
SymbolFile*
SymbolFile::FindPlugin (ObjectFile* obj_file)
{
std::unique_ptr<SymbolFile> best_symfile_ap;
if (obj_file != nullptr)
{
// We need to test the abilities of this section list. So create what it would
// be with this new obj_file.
lldb::ModuleSP module_sp(obj_file->GetModule());
if (module_sp)
{
// Default to the main module section list.
ObjectFile *module_obj_file = module_sp->GetObjectFile();
if (module_obj_file != obj_file)
{
// Make sure the main object file's sections are created
module_obj_file->GetSectionList();
obj_file->CreateSections (*module_sp->GetUnifiedSectionList());
}
}
// TODO: Load any plug-ins in the appropriate plug-in search paths and
// iterate over all of them to find the best one for the job.
uint32_t best_symfile_abilities = 0;
SymbolFileCreateInstance create_callback;
for (uint32_t idx = 0; (create_callback = PluginManager::GetSymbolFileCreateCallbackAtIndex(idx)) != nullptr; ++idx)
{
std::unique_ptr<SymbolFile> curr_symfile_ap(create_callback(obj_file));
if (curr_symfile_ap.get())
{
const uint32_t sym_file_abilities = curr_symfile_ap->GetAbilities();
if (sym_file_abilities > best_symfile_abilities)
{
best_symfile_abilities = sym_file_abilities;
best_symfile_ap.reset (curr_symfile_ap.release());
// If any symbol file parser has all of the abilities, then
// we should just stop looking.
if ((kAllAbilities & sym_file_abilities) == kAllAbilities)
break;
}
}
}
if (best_symfile_ap.get())
{
// Let the winning symbol file parser initialize itself more
// completely now that it has been chosen
best_symfile_ap->InitializeObject();
}
}
return best_symfile_ap.release();
}
TypeList *
SymbolFile::GetTypeList ()
{
if (m_obj_file)
return m_obj_file->GetModule()->GetTypeList();
return nullptr;
}
TypeSystem *
SymbolFile::GetTypeSystemForLanguage (lldb::LanguageType language)
{
TypeSystem *type_system = m_obj_file->GetModule()->GetTypeSystemForLanguage(language);
if (type_system)
type_system->SetSymbolFile(this);
return type_system;
}
uint32_t
SymbolFile::ResolveSymbolContext (const FileSpec& file_spec, uint32_t line, bool check_inlines, uint32_t resolve_scope, SymbolContextList& sc_list)
{
return 0;
}
uint32_t
SymbolFile::FindGlobalVariables (const ConstString &name, const CompilerDeclContext *parent_decl_ctx, bool append, uint32_t max_matches, VariableList& variables)
{
if (!append)
variables.Clear();
return 0;
}
uint32_t
SymbolFile::FindGlobalVariables (const RegularExpression& regex, bool append, uint32_t max_matches, VariableList& variables)
{
if (!append)
variables.Clear();
return 0;
}
uint32_t
SymbolFile::FindFunctions (const ConstString &name, const CompilerDeclContext *parent_decl_ctx, uint32_t name_type_mask, bool include_inlines, bool append, SymbolContextList& sc_list)
{
if (!append)
sc_list.Clear();
return 0;
}
uint32_t
SymbolFile::FindFunctions (const RegularExpression& regex, bool include_inlines, bool append, SymbolContextList& sc_list)
{
if (!append)
sc_list.Clear();
return 0;
}
void
SymbolFile::GetMangledNamesForFunction(const std::string &scope_qualified_name, std::vector<ConstString> &mangled_names)
{
return;
}
uint32_t
SymbolFile::FindTypes (const SymbolContext& sc, const ConstString &name, const CompilerDeclContext *parent_decl_ctx, bool append, uint32_t max_matches, llvm::DenseSet<lldb_private::SymbolFile *> &searched_symbol_files, TypeMap& types)
{
if (!append)
types.Clear();
return 0;
}
size_t
SymbolFile::FindTypes (const std::vector<CompilerContext> &context, bool append, TypeMap& types)
{
if (!append)
types.Clear();
return 0;
}
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