forked from OSchip/llvm-project
2100 lines
73 KiB
C++
2100 lines
73 KiB
C++
//===-- ClangASTSource.cpp ---------------------------------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#include "ClangASTSource.h"
|
|
|
|
#include "ASTDumper.h"
|
|
#include "ClangModulesDeclVendor.h"
|
|
|
|
#include "lldb/Core/Log.h"
|
|
#include "lldb/Core/Module.h"
|
|
#include "lldb/Core/ModuleList.h"
|
|
#include "lldb/Symbol/ClangASTContext.h"
|
|
#include "lldb/Symbol/ClangUtil.h"
|
|
#include "lldb/Symbol/CompilerDeclContext.h"
|
|
#include "lldb/Symbol/Function.h"
|
|
#include "lldb/Symbol/SymbolFile.h"
|
|
#include "lldb/Symbol/SymbolVendor.h"
|
|
#include "lldb/Symbol/TaggedASTType.h"
|
|
#include "lldb/Target/ObjCLanguageRuntime.h"
|
|
#include "lldb/Target/Target.h"
|
|
#include "clang/AST/ASTContext.h"
|
|
#include "clang/AST/RecordLayout.h"
|
|
|
|
#include <vector>
|
|
|
|
using namespace clang;
|
|
using namespace lldb_private;
|
|
|
|
//------------------------------------------------------------------
|
|
// Scoped class that will remove an active lexical decl from the set
|
|
// when it goes out of scope.
|
|
//------------------------------------------------------------------
|
|
namespace {
|
|
class ScopedLexicalDeclEraser
|
|
{
|
|
public:
|
|
ScopedLexicalDeclEraser(std::set<const clang::Decl *> &decls,
|
|
const clang::Decl *decl)
|
|
: m_active_lexical_decls(decls), m_decl(decl)
|
|
{
|
|
}
|
|
|
|
~ScopedLexicalDeclEraser()
|
|
{
|
|
m_active_lexical_decls.erase(m_decl);
|
|
}
|
|
|
|
private:
|
|
std::set<const clang::Decl *> &m_active_lexical_decls;
|
|
const clang::Decl *m_decl;
|
|
};
|
|
}
|
|
|
|
ClangASTSource::~ClangASTSource()
|
|
{
|
|
m_ast_importer_sp->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_sp->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.
|
|
bool
|
|
ClangASTSource::FindExternalVisibleDeclsByName
|
|
(
|
|
const DeclContext *decl_ctx,
|
|
DeclarationName clang_decl_name
|
|
)
|
|
{
|
|
if (!m_ast_context)
|
|
{
|
|
SetNoExternalVisibleDeclsForName(decl_ctx, clang_decl_name);
|
|
return false;
|
|
}
|
|
|
|
if (GetImportInProgress())
|
|
{
|
|
SetNoExternalVisibleDeclsForName(decl_ctx, clang_decl_name);
|
|
return false;
|
|
}
|
|
|
|
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)
|
|
{
|
|
SetNoExternalVisibleDeclsForName(decl_ctx, clang_decl_name);
|
|
return false;
|
|
}
|
|
}
|
|
break;
|
|
|
|
// Operator names.
|
|
case DeclarationName::CXXOperatorName:
|
|
case DeclarationName::CXXLiteralOperatorName:
|
|
break;
|
|
|
|
// 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:
|
|
SetNoExternalVisibleDeclsForName(decl_ctx, clang_decl_name);
|
|
return false;
|
|
|
|
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);
|
|
|
|
SetExternalVisibleDeclsForName (decl_ctx, clang_decl_name, method_decls);
|
|
return (method_decls.size() > 0);
|
|
}
|
|
// These aren't possible in the global context.
|
|
case DeclarationName::CXXConstructorName:
|
|
case DeclarationName::CXXDestructorName:
|
|
case DeclarationName::CXXConversionFunctionName:
|
|
SetNoExternalVisibleDeclsForName(decl_ctx, clang_decl_name);
|
|
return false;
|
|
}
|
|
|
|
|
|
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
|
|
{
|
|
SetNoExternalVisibleDeclsForName(decl_ctx, clang_decl_name);
|
|
return false;
|
|
}
|
|
}
|
|
|
|
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...
|
|
SetNoExternalVisibleDeclsForName(decl_ctx, clang_decl_name);
|
|
return false;
|
|
}
|
|
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);
|
|
SetExternalVisibleDeclsForName (decl_ctx, clang_decl_name, name_decls);
|
|
// --g_depth;
|
|
m_active_lookups.erase (uniqued_const_decl_name);
|
|
return (name_decls.size() != 0);
|
|
}
|
|
|
|
void
|
|
ClangASTSource::CompleteType (TagDecl *tag_decl)
|
|
{
|
|
Log *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, static_cast<void*>(m_ast_context),
|
|
static_cast<void*>(tag_decl),
|
|
tag_decl->getName().str().c_str());
|
|
|
|
log->Printf(" CTD[%u] Before:", current_id);
|
|
ASTDumper dumper((Decl*)tag_decl);
|
|
dumper.ToLog(log, " [CTD] ");
|
|
}
|
|
|
|
auto iter = m_active_lexical_decls.find(tag_decl);
|
|
if (iter != m_active_lexical_decls.end())
|
|
return;
|
|
m_active_lexical_decls.insert(tag_decl);
|
|
ScopedLexicalDeclEraser eraser(m_active_lexical_decls, tag_decl);
|
|
|
|
if (!m_ast_importer_sp->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_sp->GetNamespaceMap(namespace_context);
|
|
|
|
if (log && log->GetVerbose())
|
|
log->Printf(" CTD[%u] Inspecting namespace map %p (%d entries)",
|
|
current_id, static_cast<void*>(namespace_map.get()),
|
|
static_cast<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.GetName().AsCString(),
|
|
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;
|
|
|
|
CompilerType clang_type (type->GetFullCompilerType ());
|
|
|
|
if (!ClangUtil::IsClangType(clang_type))
|
|
continue;
|
|
|
|
const TagType *tag_type = ClangUtil::GetQualType(clang_type)->getAs<TagType>();
|
|
|
|
if (!tag_type)
|
|
continue;
|
|
|
|
TagDecl *candidate_tag_decl = const_cast<TagDecl*>(tag_type->getDecl());
|
|
|
|
if (m_ast_importer_sp->CompleteTagDeclWithOrigin (tag_decl, candidate_tag_decl))
|
|
found = true;
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
TypeList types;
|
|
|
|
SymbolContext null_sc;
|
|
ConstString name(tag_decl->getName().str().c_str());
|
|
CompilerDeclContext namespace_decl;
|
|
|
|
const ModuleList &module_list = m_target->GetImages();
|
|
|
|
bool exact_match = false;
|
|
llvm::DenseSet<SymbolFile *> searched_symbol_files;
|
|
module_list.FindTypes (null_sc, name, exact_match, UINT32_MAX, searched_symbol_files, types);
|
|
|
|
for (uint32_t ti = 0, te = types.GetSize();
|
|
ti != te && !found;
|
|
++ti)
|
|
{
|
|
lldb::TypeSP type = types.GetTypeAtIndex(ti);
|
|
|
|
if (!type)
|
|
continue;
|
|
|
|
CompilerType clang_type (type->GetFullCompilerType ());
|
|
|
|
if (!ClangUtil::IsClangType(clang_type))
|
|
continue;
|
|
|
|
const TagType *tag_type = ClangUtil::GetQualType(clang_type)->getAs<TagType>();
|
|
|
|
if (!tag_type)
|
|
continue;
|
|
|
|
TagDecl *candidate_tag_decl = const_cast<TagDecl*>(tag_type->getDecl());
|
|
|
|
// We have found a type by basename and we need to make sure the decl contexts
|
|
// are the same before we can try to complete this type with another
|
|
if (!ClangASTContext::DeclsAreEquivalent (tag_decl, candidate_tag_decl))
|
|
continue;
|
|
|
|
if (m_ast_importer_sp->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)
|
|
{
|
|
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
|
|
|
|
if (log)
|
|
{
|
|
log->Printf(" [CompleteObjCInterfaceDecl] on (ASTContext*)%p Completing an ObjCInterfaceDecl named %s",
|
|
static_cast<void*>(m_ast_context),
|
|
interface_decl->getName().str().c_str());
|
|
log->Printf(" [COID] Before:");
|
|
ASTDumper dumper((Decl*)interface_decl);
|
|
dumper.ToLog(log, " [COID] ");
|
|
}
|
|
|
|
Decl *original_decl = NULL;
|
|
ASTContext *original_ctx = NULL;
|
|
|
|
if (m_ast_importer_sp->ResolveDeclOrigin(interface_decl, &original_decl, &original_ctx))
|
|
{
|
|
if (ObjCInterfaceDecl *original_iface_decl = dyn_cast<ObjCInterfaceDecl>(original_decl))
|
|
{
|
|
ObjCInterfaceDecl *complete_iface_decl = GetCompleteObjCInterface(original_iface_decl);
|
|
|
|
if (complete_iface_decl && (complete_iface_decl != original_iface_decl))
|
|
{
|
|
m_ast_importer_sp->SetDeclOrigin(interface_decl, original_iface_decl);
|
|
}
|
|
}
|
|
}
|
|
|
|
m_ast_importer_sp->CompleteObjCInterfaceDecl (interface_decl);
|
|
|
|
if (interface_decl->getSuperClass() &&
|
|
interface_decl->getSuperClass() != interface_decl)
|
|
CompleteType(interface_decl->getSuperClass());
|
|
|
|
if (log)
|
|
{
|
|
log->Printf(" [COID] After:");
|
|
ASTDumper dumper((Decl*)interface_decl);
|
|
dumper.ToLog(log, " [COID] ");
|
|
}
|
|
}
|
|
|
|
clang::ObjCInterfaceDecl *
|
|
ClangASTSource::GetCompleteObjCInterface (clang::ObjCInterfaceDecl *interface_decl)
|
|
{
|
|
lldb::ProcessSP process(m_target->GetProcessSP());
|
|
|
|
if (!process)
|
|
return NULL;
|
|
|
|
ObjCLanguageRuntime *language_runtime(process->GetObjCLanguageRuntime());
|
|
|
|
if (!language_runtime)
|
|
return NULL;
|
|
|
|
ConstString class_name(interface_decl->getNameAsString().c_str());
|
|
|
|
lldb::TypeSP complete_type_sp(language_runtime->LookupInCompleteClassCache(class_name));
|
|
|
|
if (!complete_type_sp)
|
|
return NULL;
|
|
|
|
TypeFromUser complete_type = TypeFromUser(complete_type_sp->GetFullCompilerType ());
|
|
lldb::opaque_compiler_type_t complete_opaque_type = complete_type.GetOpaqueQualType();
|
|
|
|
if (!complete_opaque_type)
|
|
return NULL;
|
|
|
|
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 NULL;
|
|
|
|
ObjCInterfaceDecl *complete_iface_decl(complete_interface_type->getDecl());
|
|
|
|
return complete_iface_decl;
|
|
}
|
|
|
|
void
|
|
ClangASTSource::FindExternalLexicalDecls (const DeclContext *decl_context,
|
|
llvm::function_ref<bool(Decl::Kind)> predicate,
|
|
llvm::SmallVectorImpl<Decl*> &decls)
|
|
{
|
|
ClangASTMetrics::RegisterLexicalQuery();
|
|
|
|
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
|
|
|
|
const Decl *context_decl = dyn_cast<Decl>(decl_context);
|
|
|
|
if (!context_decl)
|
|
return;
|
|
|
|
auto iter = m_active_lexical_decls.find(context_decl);
|
|
if (iter != m_active_lexical_decls.end())
|
|
return;
|
|
m_active_lexical_decls.insert(context_decl);
|
|
ScopedLexicalDeclEraser eraser(m_active_lexical_decls, context_decl);
|
|
|
|
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",
|
|
current_id, static_cast<void*>(m_ast_context),
|
|
context_named_decl->getNameAsString().c_str(),
|
|
context_decl->getDeclKindName(),
|
|
static_cast<const void*>(context_decl));
|
|
else if(context_decl)
|
|
log->Printf("FindExternalLexicalDecls[%u] on (ASTContext*)%p in (%sDecl*)%p",
|
|
current_id, static_cast<void*>(m_ast_context),
|
|
context_decl->getDeclKindName(),
|
|
static_cast<const void*>(context_decl));
|
|
else
|
|
log->Printf("FindExternalLexicalDecls[%u] on (ASTContext*)%p in a NULL context",
|
|
current_id, static_cast<const void*>(m_ast_context));
|
|
}
|
|
|
|
Decl *original_decl = NULL;
|
|
ASTContext *original_ctx = NULL;
|
|
|
|
if (!m_ast_importer_sp->ResolveDeclOrigin(context_decl, &original_decl, &original_ctx))
|
|
return;
|
|
|
|
if (log)
|
|
{
|
|
log->Printf(" FELD[%u] Original decl (ASTContext*)%p (Decl*)%p:",
|
|
current_id, static_cast<void*>(original_ctx),
|
|
static_cast<void*>(original_decl));
|
|
ASTDumper(original_decl).ToLog(log, " ");
|
|
}
|
|
|
|
if (ObjCInterfaceDecl *original_iface_decl = dyn_cast<ObjCInterfaceDecl>(original_decl))
|
|
{
|
|
ObjCInterfaceDecl *complete_iface_decl = GetCompleteObjCInterface(original_iface_decl);
|
|
|
|
if (complete_iface_decl && (complete_iface_decl != original_iface_decl))
|
|
{
|
|
original_decl = complete_iface_decl;
|
|
original_ctx = &complete_iface_decl->getASTContext();
|
|
|
|
m_ast_importer_sp->SetDeclOrigin(context_decl, original_iface_decl);
|
|
}
|
|
}
|
|
|
|
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;
|
|
|
|
for (TagDecl::decl_iterator iter = original_decl_context->decls_begin();
|
|
iter != original_decl_context->decls_end();
|
|
++iter)
|
|
{
|
|
Decl *decl = *iter;
|
|
|
|
if (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 %sDecl %s] lexical %sDecl %s", current_id, context_named_decl->getDeclKindName(), context_named_decl->getNameAsString().c_str(), decl->getDeclKindName(), ast_dumper.GetCString());
|
|
else
|
|
log->Printf(" FELD[%d] Adding lexical %sDecl %s", current_id, decl->getDeclKindName(), ast_dumper.GetCString());
|
|
}
|
|
|
|
Decl *copied_decl = m_ast_importer_sp->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();
|
|
|
|
m_ast_importer_sp->RequireCompleteType(copied_field_type);
|
|
}
|
|
|
|
DeclContext *decl_context_non_const = const_cast<DeclContext *>(decl_context);
|
|
|
|
if (copied_decl->getDeclContext() != decl_context)
|
|
{
|
|
if (copied_decl->getDeclContext()->containsDecl(copied_decl))
|
|
copied_decl->getDeclContext()->removeDecl(copied_decl);
|
|
copied_decl->setDeclContext(decl_context_non_const);
|
|
}
|
|
|
|
if (!decl_context_non_const->containsDecl(copied_decl))
|
|
decl_context_non_const->addDeclInternal(copied_decl);
|
|
}
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
void
|
|
ClangASTSource::FindExternalVisibleDecls (NameSearchContext &context)
|
|
{
|
|
assert (m_ast_context);
|
|
|
|
ClangASTMetrics::RegisterVisibleQuery();
|
|
|
|
const ConstString name(context.m_decl_name.getAsString().c_str());
|
|
|
|
Log *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, static_cast<void*>(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, static_cast<void*>(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, static_cast<void*>(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_sp->GetNamespaceMap(namespace_context);
|
|
|
|
if (log && log->GetVerbose())
|
|
log->Printf(" CAS::FEVD[%u] Inspecting namespace map %p (%d entries)",
|
|
current_id, static_cast<void*>(namespace_map.get()),
|
|
static_cast<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.GetName().AsCString(),
|
|
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
|
|
{
|
|
CompilerDeclContext 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,
|
|
static_cast<void*>(context.m_namespace_map.get()),
|
|
static_cast<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,
|
|
CompilerDeclContext &namespace_decl,
|
|
unsigned int current_id)
|
|
{
|
|
assert (m_ast_context);
|
|
|
|
Log *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)
|
|
{
|
|
CompilerDeclContext 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, CompilerDeclContext>(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
|
|
{
|
|
const ModuleList &target_images = m_target->GetImages();
|
|
Mutex::Locker modules_locker (target_images.GetMutex());
|
|
|
|
for (size_t i = 0, e = target_images.GetSize(); i < e; ++i)
|
|
{
|
|
lldb::ModuleSP image = target_images.GetModuleAtIndexUnlocked(i);
|
|
|
|
if (!image)
|
|
continue;
|
|
|
|
CompilerDeclContext 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, CompilerDeclContext>(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;
|
|
llvm::DenseSet<lldb_private::SymbolFile *> searched_symbol_files;
|
|
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, searched_symbol_files, types);
|
|
|
|
bool found_a_type = false;
|
|
|
|
if (size_t num_types = types.GetSize())
|
|
{
|
|
for (size_t ti = 0; ti < num_types; ++ti)
|
|
{
|
|
lldb::TypeSP type_sp = types.GetTypeAtIndex(ti);
|
|
|
|
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>"));
|
|
}
|
|
|
|
CompilerType full_type = type_sp->GetFullCompilerType();
|
|
|
|
CompilerType copied_clang_type (GuardedCopyType(full_type));
|
|
|
|
if (!copied_clang_type)
|
|
{
|
|
if (log)
|
|
log->Printf(" CAS::FEVD[%u] - Couldn't export a type",
|
|
current_id);
|
|
|
|
continue;
|
|
}
|
|
|
|
context.AddTypeDecl(copied_clang_type);
|
|
|
|
found_a_type = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (!found_a_type)
|
|
{
|
|
// Try the modules next.
|
|
|
|
do
|
|
{
|
|
if (ClangModulesDeclVendor *modules_decl_vendor = m_target->GetClangModulesDeclVendor())
|
|
{
|
|
bool append = false;
|
|
uint32_t max_matches = 1;
|
|
std::vector <clang::NamedDecl *> decls;
|
|
|
|
if (!modules_decl_vendor->FindDecls(name,
|
|
append,
|
|
max_matches,
|
|
decls))
|
|
break;
|
|
|
|
if (log)
|
|
{
|
|
log->Printf(" CAS::FEVD[%u] Matching entity found for \"%s\" in the modules",
|
|
current_id,
|
|
name.GetCString());
|
|
}
|
|
|
|
clang::NamedDecl *const decl_from_modules = decls[0];
|
|
|
|
if (llvm::isa<clang::TypeDecl>(decl_from_modules) ||
|
|
llvm::isa<clang::ObjCContainerDecl>(decl_from_modules) ||
|
|
llvm::isa<clang::EnumConstantDecl>(decl_from_modules))
|
|
{
|
|
clang::Decl *copied_decl = m_ast_importer_sp->CopyDecl(m_ast_context, &decl_from_modules->getASTContext(), decl_from_modules);
|
|
clang::NamedDecl *copied_named_decl = copied_decl ? dyn_cast<clang::NamedDecl>(copied_decl) : nullptr;
|
|
|
|
if (!copied_named_decl)
|
|
{
|
|
if (log)
|
|
log->Printf(" CAS::FEVD[%u] - Couldn't export a type from the modules",
|
|
current_id);
|
|
|
|
break;
|
|
}
|
|
|
|
context.AddNamedDecl(copied_named_decl);
|
|
|
|
found_a_type = true;
|
|
}
|
|
}
|
|
} while (0);
|
|
}
|
|
|
|
if (!found_a_type)
|
|
{
|
|
do
|
|
{
|
|
// Couldn't find any types elsewhere. Try the Objective-C runtime if one exists.
|
|
|
|
lldb::ProcessSP process(m_target->GetProcessSP());
|
|
|
|
if (!process)
|
|
break;
|
|
|
|
ObjCLanguageRuntime *language_runtime(process->GetObjCLanguageRuntime());
|
|
|
|
if (!language_runtime)
|
|
break;
|
|
|
|
DeclVendor *decl_vendor = language_runtime->GetDeclVendor();
|
|
|
|
if (!decl_vendor)
|
|
break;
|
|
|
|
bool append = false;
|
|
uint32_t max_matches = 1;
|
|
std::vector <clang::NamedDecl *> decls;
|
|
|
|
if (!decl_vendor->FindDecls(name,
|
|
append,
|
|
max_matches,
|
|
decls))
|
|
break;
|
|
|
|
if (log)
|
|
{
|
|
log->Printf(" CAS::FEVD[%u] Matching type found for \"%s\" in the runtime",
|
|
current_id,
|
|
name.GetCString());
|
|
}
|
|
|
|
clang::Decl *copied_decl = m_ast_importer_sp->CopyDecl(m_ast_context, &decls[0]->getASTContext(), decls[0]);
|
|
clang::NamedDecl *copied_named_decl = copied_decl ? dyn_cast<clang::NamedDecl>(copied_decl) : nullptr;
|
|
|
|
if (!copied_named_decl)
|
|
{
|
|
if (log)
|
|
log->Printf(" CAS::FEVD[%u] - Couldn't export a type from the runtime",
|
|
current_id);
|
|
|
|
break;
|
|
}
|
|
|
|
context.AddNamedDecl(copied_named_decl);
|
|
}
|
|
while(0);
|
|
}
|
|
|
|
} while(0);
|
|
}
|
|
|
|
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
|
|
FindObjCMethodDeclsWithOrigin (unsigned int current_id,
|
|
NameSearchContext &context,
|
|
ObjCInterfaceDecl *original_interface_decl,
|
|
clang::ASTContext *ast_context,
|
|
ClangASTImporter *ast_importer,
|
|
const char *log_info)
|
|
{
|
|
const DeclarationName &decl_name(context.m_decl_name);
|
|
clang::ASTContext *original_ctx = &original_interface_decl->getASTContext();
|
|
|
|
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();
|
|
|
|
unsigned 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);
|
|
|
|
llvm::SmallVector<NamedDecl *, 1> methods;
|
|
|
|
ClangASTContext::GetCompleteDecl(original_ctx, original_interface_decl);
|
|
|
|
if (ObjCMethodDecl *instance_method_decl = original_interface_decl->lookupInstanceMethod(original_selector))
|
|
{
|
|
methods.push_back(instance_method_decl);
|
|
}
|
|
else if (ObjCMethodDecl *class_method_decl = original_interface_decl->lookupClassMethod(original_selector))
|
|
{
|
|
methods.push_back(class_method_decl);
|
|
}
|
|
|
|
if (methods.empty())
|
|
{
|
|
return false;
|
|
}
|
|
|
|
for (NamedDecl *named_decl : methods)
|
|
{
|
|
if (!named_decl)
|
|
continue;
|
|
|
|
ObjCMethodDecl *result_method = dyn_cast<ObjCMethodDecl>(named_decl);
|
|
|
|
if (!result_method)
|
|
continue;
|
|
|
|
Decl *copied_decl = ast_importer->CopyDecl(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;
|
|
|
|
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
|
|
|
|
if (log)
|
|
{
|
|
ASTDumper dumper((Decl*)copied_method_decl);
|
|
log->Printf(" CAS::FOMD[%d] found (%s) %s", current_id, log_info, dumper.GetCString());
|
|
}
|
|
|
|
context.AddNamedDecl(copied_method_decl);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void
|
|
ClangASTSource::FindObjCMethodDecls (NameSearchContext &context)
|
|
{
|
|
Log *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_sp->ResolveDeclOrigin(interface_decl, &original_decl, &original_ctx);
|
|
|
|
if (!original_decl)
|
|
break;
|
|
|
|
ObjCInterfaceDecl *original_interface_decl = dyn_cast<ObjCInterfaceDecl>(original_decl);
|
|
|
|
if (FindObjCMethodDeclsWithOrigin(current_id,
|
|
context,
|
|
original_interface_decl,
|
|
m_ast_context,
|
|
m_ast_importer_sp.get(),
|
|
"at origin"))
|
|
return; // found it, no need to look any further
|
|
} 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();
|
|
|
|
if (strstr(ss.GetData(), "$__lldb"))
|
|
return; // we don't need any results
|
|
|
|
ConstString selector_name(ss.GetData());
|
|
|
|
if (log)
|
|
log->Printf("ClangASTSource::FindObjCMethodDecls[%d] on (ASTContext*)%p for selector [%s %s]",
|
|
current_id, static_cast<void*>(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);
|
|
|
|
if (sc_list.GetSize())
|
|
{
|
|
// We found a good function symbol. Use that.
|
|
|
|
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;
|
|
|
|
CompilerDeclContext function_decl_ctx = sc.function->GetDeclContext();
|
|
if (!function_decl_ctx)
|
|
continue;
|
|
|
|
ObjCMethodDecl *method_decl = ClangASTContext::DeclContextGetAsObjCMethodDecl(function_decl_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_sp->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 symbols) %s", current_id, dumper.GetCString());
|
|
}
|
|
|
|
context.AddNamedDecl(copied_method_decl);
|
|
}
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
// Try the debug information.
|
|
|
|
do
|
|
{
|
|
ObjCInterfaceDecl *complete_interface_decl = GetCompleteObjCInterface(const_cast<ObjCInterfaceDecl*>(interface_decl));
|
|
|
|
if (!complete_interface_decl)
|
|
break;
|
|
|
|
// We found the complete interface. The runtime never needs to be queried in this scenario.
|
|
|
|
DeclFromUser<const ObjCInterfaceDecl> complete_iface_decl(complete_interface_decl);
|
|
|
|
if (complete_interface_decl == interface_decl)
|
|
break; // already checked this one
|
|
|
|
if (log)
|
|
log->Printf("CAS::FOPD[%d] trying origin (ObjCInterfaceDecl*)%p/(ASTContext*)%p...",
|
|
current_id, static_cast<void*>(complete_interface_decl),
|
|
static_cast<void*>(&complete_iface_decl->getASTContext()));
|
|
|
|
FindObjCMethodDeclsWithOrigin(current_id,
|
|
context,
|
|
complete_interface_decl,
|
|
m_ast_context,
|
|
m_ast_importer_sp.get(),
|
|
"in debug info");
|
|
|
|
return;
|
|
}
|
|
while (0);
|
|
|
|
do
|
|
{
|
|
// Check the modules only if the debug information didn't have a complete interface.
|
|
|
|
if (ClangModulesDeclVendor *modules_decl_vendor = m_target->GetClangModulesDeclVendor())
|
|
{
|
|
ConstString interface_name(interface_decl->getNameAsString().c_str());
|
|
bool append = false;
|
|
uint32_t max_matches = 1;
|
|
std::vector <clang::NamedDecl *> decls;
|
|
|
|
if (!modules_decl_vendor->FindDecls(interface_name,
|
|
append,
|
|
max_matches,
|
|
decls))
|
|
break;
|
|
|
|
ObjCInterfaceDecl *interface_decl_from_modules = dyn_cast<ObjCInterfaceDecl>(decls[0]);
|
|
|
|
if (!interface_decl_from_modules)
|
|
break;
|
|
|
|
if (FindObjCMethodDeclsWithOrigin(current_id,
|
|
context,
|
|
interface_decl_from_modules,
|
|
m_ast_context,
|
|
m_ast_importer_sp.get(),
|
|
"in modules"))
|
|
return;
|
|
}
|
|
}
|
|
while (0);
|
|
|
|
do
|
|
{
|
|
// Check the runtime only if the debug information didn't have a complete interface and the modules don't get us anywhere.
|
|
|
|
lldb::ProcessSP process(m_target->GetProcessSP());
|
|
|
|
if (!process)
|
|
break;
|
|
|
|
ObjCLanguageRuntime *language_runtime(process->GetObjCLanguageRuntime());
|
|
|
|
if (!language_runtime)
|
|
break;
|
|
|
|
DeclVendor *decl_vendor = language_runtime->GetDeclVendor();
|
|
|
|
if (!decl_vendor)
|
|
break;
|
|
|
|
ConstString interface_name(interface_decl->getNameAsString().c_str());
|
|
bool append = false;
|
|
uint32_t max_matches = 1;
|
|
std::vector <clang::NamedDecl *> decls;
|
|
|
|
if (!decl_vendor->FindDecls(interface_name,
|
|
append,
|
|
max_matches,
|
|
decls))
|
|
break;
|
|
|
|
ObjCInterfaceDecl *runtime_interface_decl = dyn_cast<ObjCInterfaceDecl>(decls[0]);
|
|
|
|
if (!runtime_interface_decl)
|
|
break;
|
|
|
|
FindObjCMethodDeclsWithOrigin(current_id,
|
|
context,
|
|
runtime_interface_decl,
|
|
m_ast_context,
|
|
m_ast_importer_sp.get(),
|
|
"in runtime");
|
|
}
|
|
while(0);
|
|
}
|
|
|
|
static bool
|
|
FindObjCPropertyAndIvarDeclsWithOrigin (unsigned int current_id,
|
|
NameSearchContext &context,
|
|
clang::ASTContext &ast_context,
|
|
ClangASTImporter *ast_importer,
|
|
DeclFromUser<const ObjCInterfaceDecl> &origin_iface_decl)
|
|
{
|
|
Log *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, ObjCPropertyQueryKind::OBJC_PR_query_instance));
|
|
|
|
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)
|
|
{
|
|
Log *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_sp.get()));
|
|
|
|
ConstString class_name(parser_iface_decl->getNameAsString().c_str());
|
|
|
|
if (log)
|
|
log->Printf("ClangASTSource::FindObjCPropertyAndIvarDecls[%d] on (ASTContext*)%p for '%s.%s'",
|
|
current_id, static_cast<void*>(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_sp.get(),
|
|
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, static_cast<const void*>(origin_iface_decl.decl),
|
|
static_cast<void*>(&origin_iface_decl->getASTContext()));
|
|
|
|
SymbolContext null_sc;
|
|
TypeList type_list;
|
|
|
|
do
|
|
{
|
|
ObjCInterfaceDecl *complete_interface_decl = GetCompleteObjCInterface(const_cast<ObjCInterfaceDecl*>(parser_iface_decl.decl));
|
|
|
|
if (!complete_interface_decl)
|
|
break;
|
|
|
|
// We found the complete interface. The runtime never needs to be queried in this scenario.
|
|
|
|
DeclFromUser<const ObjCInterfaceDecl> complete_iface_decl(complete_interface_decl);
|
|
|
|
if (complete_iface_decl.decl == origin_iface_decl.decl)
|
|
break; // already checked this one
|
|
|
|
if (log)
|
|
log->Printf("CAS::FOPD[%d] trying origin (ObjCInterfaceDecl*)%p/(ASTContext*)%p...",
|
|
current_id,
|
|
static_cast<const void*>(complete_iface_decl.decl),
|
|
static_cast<void*>(&complete_iface_decl->getASTContext()));
|
|
|
|
FindObjCPropertyAndIvarDeclsWithOrigin(current_id,
|
|
context,
|
|
*m_ast_context,
|
|
m_ast_importer_sp.get(),
|
|
complete_iface_decl);
|
|
|
|
return;
|
|
}
|
|
while(0);
|
|
|
|
do
|
|
{
|
|
// Check the modules only if the debug information didn't have a complete interface.
|
|
|
|
ClangModulesDeclVendor *modules_decl_vendor = m_target->GetClangModulesDeclVendor();
|
|
|
|
if (!modules_decl_vendor)
|
|
break;
|
|
|
|
bool append = false;
|
|
uint32_t max_matches = 1;
|
|
std::vector <clang::NamedDecl *> decls;
|
|
|
|
if (!modules_decl_vendor->FindDecls(class_name,
|
|
append,
|
|
max_matches,
|
|
decls))
|
|
break;
|
|
|
|
DeclFromUser<const ObjCInterfaceDecl> interface_decl_from_modules(dyn_cast<ObjCInterfaceDecl>(decls[0]));
|
|
|
|
if (!interface_decl_from_modules.IsValid())
|
|
break;
|
|
|
|
if (log)
|
|
log->Printf("CAS::FOPD[%d] trying module (ObjCInterfaceDecl*)%p/(ASTContext*)%p...",
|
|
current_id,
|
|
static_cast<const void*>(interface_decl_from_modules.decl),
|
|
static_cast<void*>(&interface_decl_from_modules->getASTContext()));
|
|
|
|
if (FindObjCPropertyAndIvarDeclsWithOrigin(current_id,
|
|
context,
|
|
*m_ast_context,
|
|
m_ast_importer_sp.get(),
|
|
interface_decl_from_modules))
|
|
return;
|
|
}
|
|
while(0);
|
|
|
|
do
|
|
{
|
|
// Check the runtime only if the debug information didn't have a complete interface
|
|
// and nothing was in the modules.
|
|
|
|
lldb::ProcessSP process(m_target->GetProcessSP());
|
|
|
|
if (!process)
|
|
return;
|
|
|
|
ObjCLanguageRuntime *language_runtime(process->GetObjCLanguageRuntime());
|
|
|
|
if (!language_runtime)
|
|
return;
|
|
|
|
DeclVendor *decl_vendor = language_runtime->GetDeclVendor();
|
|
|
|
if (!decl_vendor)
|
|
break;
|
|
|
|
bool append = false;
|
|
uint32_t max_matches = 1;
|
|
std::vector <clang::NamedDecl *> decls;
|
|
|
|
if (!decl_vendor->FindDecls(class_name,
|
|
append,
|
|
max_matches,
|
|
decls))
|
|
break;
|
|
|
|
DeclFromUser<const ObjCInterfaceDecl> interface_decl_from_runtime(dyn_cast<ObjCInterfaceDecl>(decls[0]));
|
|
|
|
if (!interface_decl_from_runtime.IsValid())
|
|
break;
|
|
|
|
if (log)
|
|
log->Printf("CAS::FOPD[%d] trying runtime (ObjCInterfaceDecl*)%p/(ASTContext*)%p...",
|
|
current_id,
|
|
static_cast<const void*>(interface_decl_from_runtime.decl),
|
|
static_cast<void*>(&interface_decl_from_runtime->getASTContext()));
|
|
|
|
if (FindObjCPropertyAndIvarDeclsWithOrigin(current_id,
|
|
context,
|
|
*m_ast_context,
|
|
m_ast_importer_sp.get(),
|
|
interface_decl_from_runtime))
|
|
return;
|
|
}
|
|
while(0);
|
|
}
|
|
|
|
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)
|
|
{
|
|
// When importing fields into a new record, clang has a hard requirement that
|
|
// fields be imported in field offset order. Since they are stored in a DenseMap
|
|
// with a pointer as the key type, this means we cannot simply iterate over the
|
|
// map, as the order will be non-deterministic. Instead we have to sort by the offset
|
|
// and then insert in sorted order.
|
|
typedef llvm::DenseMap<const D *, O> MapType;
|
|
typedef typename MapType::value_type PairType;
|
|
std::vector<PairType> sorted_items;
|
|
sorted_items.reserve(source_map.size());
|
|
sorted_items.assign(source_map.begin(), source_map.end());
|
|
std::sort(sorted_items.begin(), sorted_items.end(),
|
|
[](const PairType &lhs, const PairType &rhs)
|
|
{
|
|
return lhs.second < rhs.second;
|
|
});
|
|
|
|
for (const auto &item : sorted_items)
|
|
{
|
|
DeclFromUser<D> user_decl(const_cast<D *>(item.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, item.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)
|
|
{
|
|
ClangASTMetrics::RegisterRecordLayout();
|
|
|
|
static unsigned int invocation_id = 0;
|
|
unsigned int current_id = invocation_id++;
|
|
|
|
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
|
|
|
|
if (log)
|
|
log->Printf("LayoutRecordType[%u] on (ASTContext*)%p for (RecordDecl*)%p [name = '%s']",
|
|
current_id, static_cast<void*>(m_ast_context),
|
|
static_cast<const void*>(record),
|
|
record->getNameAsString().c_str());
|
|
|
|
DeclFromParser <const RecordDecl> parser_record(record);
|
|
DeclFromUser <const RecordDecl> origin_record(parser_record.GetOrigin(m_ast_importer_sp.get()));
|
|
|
|
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));
|
|
|
|
clang::RecordDecl* definition = origin_record.decl->getDefinition();
|
|
if (!definition || !definition->isCompleteDefinition())
|
|
return false;
|
|
|
|
const ASTRecordLayout &record_layout(origin_record->getASTContext().getASTRecordLayout(origin_record.decl));
|
|
|
|
int field_idx = 0, field_count = record_layout.getFieldCount();
|
|
|
|
for (RecordDecl::field_iterator fi = origin_record->field_begin(), fe = origin_record->field_end(); fi != fe; ++fi)
|
|
{
|
|
if (field_idx >= field_count)
|
|
return false; // Layout didn't go well. Bail out.
|
|
|
|
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_sp.get(), parser_ast_context) ||
|
|
!ImportOffsetMap(base_offsets, origin_base_offsets, m_ast_importer_sp.get(), parser_ast_context) ||
|
|
!ImportOffsetMap(virtual_base_offsets, origin_virtual_base_offsets, m_ast_importer_sp.get(), 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,
|
|
static_cast<const void*>(origin_record.decl));
|
|
log->Printf("LRT[%u] Size = %" PRId64, current_id, size);
|
|
log->Printf("LRT[%u] Alignment = %" PRId64, 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 = %" PRId64 " bits", current_id,
|
|
static_cast<void *>(*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 = %" PRId64 " chars", current_id,
|
|
(is_virtual ? "Virtual " : ""), static_cast<void *>(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++;
|
|
|
|
Log *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, static_cast<void*>(m_ast_context),
|
|
name.GetCString(),
|
|
parent_map->begin()->second.GetName().AsCString());
|
|
else
|
|
log->Printf("CompleteNamespaceMap[%u] on (ASTContext*)%p Searching for namespace %s",
|
|
current_id, static_cast<void*>(m_ast_context),
|
|
name.GetCString());
|
|
}
|
|
|
|
if (parent_map)
|
|
{
|
|
for (ClangASTImporter::NamespaceMap::iterator i = parent_map->begin(), e = parent_map->end();
|
|
i != e;
|
|
++i)
|
|
{
|
|
CompilerDeclContext found_namespace_decl;
|
|
|
|
lldb::ModuleSP module_sp = i->first;
|
|
CompilerDeclContext 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, CompilerDeclContext>(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
|
|
{
|
|
const ModuleList &target_images = m_target->GetImages();
|
|
Mutex::Locker modules_locker(target_images.GetMutex());
|
|
|
|
CompilerDeclContext null_namespace_decl;
|
|
|
|
for (size_t i = 0, e = target_images.GetSize(); i < e; ++i)
|
|
{
|
|
lldb::ModuleSP image = target_images.GetModuleAtIndexUnlocked(i);
|
|
|
|
if (!image)
|
|
continue;
|
|
|
|
CompilerDeclContext 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, CompilerDeclContext>(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 nullptr;
|
|
|
|
const CompilerDeclContext &namespace_decl = namespace_decls->begin()->second;
|
|
|
|
clang::ASTContext *src_ast = ClangASTContext::DeclContextGetClangASTContext(namespace_decl);
|
|
if (!src_ast)
|
|
return nullptr;
|
|
clang::NamespaceDecl *src_namespace_decl = ClangASTContext::DeclContextGetAsNamespaceDecl(namespace_decl);
|
|
|
|
if (!src_namespace_decl)
|
|
return nullptr;
|
|
|
|
Decl *copied_decl = m_ast_importer_sp->CopyDecl(m_ast_context, src_ast, src_namespace_decl);
|
|
|
|
if (!copied_decl)
|
|
return nullptr;
|
|
|
|
NamespaceDecl *copied_namespace_decl = dyn_cast<NamespaceDecl>(copied_decl);
|
|
|
|
if (!copied_namespace_decl)
|
|
return nullptr;
|
|
|
|
context.m_decls.push_back(copied_namespace_decl);
|
|
|
|
m_ast_importer_sp->RegisterNamespaceMap(copied_namespace_decl, namespace_decls);
|
|
|
|
return dyn_cast<NamespaceDecl>(copied_decl);
|
|
}
|
|
|
|
CompilerType
|
|
ClangASTSource::GuardedCopyType (const CompilerType &src_type)
|
|
{
|
|
ClangASTContext *src_ast = llvm::dyn_cast_or_null<ClangASTContext>(src_type.GetTypeSystem());
|
|
if (src_ast == nullptr)
|
|
return CompilerType();
|
|
|
|
ClangASTMetrics::RegisterLLDBImport();
|
|
|
|
SetImportInProgress(true);
|
|
|
|
QualType copied_qual_type =
|
|
m_ast_importer_sp->CopyType(m_ast_context, src_ast->getASTContext(), ClangUtil::GetQualType(src_type));
|
|
|
|
SetImportInProgress(false);
|
|
|
|
if (copied_qual_type.getAsOpaquePtr() && copied_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 CompilerType();
|
|
|
|
return CompilerType(m_ast_context, copied_qual_type);
|
|
}
|
|
|
|
clang::NamedDecl *
|
|
NameSearchContext::AddVarDecl(const CompilerType &type)
|
|
{
|
|
assert (type && "Type for variable must be valid!");
|
|
|
|
if (!type.IsValid())
|
|
return NULL;
|
|
|
|
ClangASTContext* lldb_ast = llvm::dyn_cast<ClangASTContext>(type.GetTypeSystem());
|
|
if (!lldb_ast)
|
|
return NULL;
|
|
|
|
IdentifierInfo *ii = m_decl_name.getAsIdentifierInfo();
|
|
|
|
clang::ASTContext *ast = lldb_ast->getASTContext();
|
|
|
|
clang::NamedDecl *Decl = VarDecl::Create(*ast, const_cast<DeclContext *>(m_decl_context), SourceLocation(),
|
|
SourceLocation(), ii, ClangUtil::GetQualType(type), 0, SC_Static);
|
|
m_decls.push_back(Decl);
|
|
|
|
return Decl;
|
|
}
|
|
|
|
clang::NamedDecl *
|
|
NameSearchContext::AddFunDecl (const CompilerType &type, bool extern_c)
|
|
{
|
|
assert (type && "Type for variable must be valid!");
|
|
|
|
if (!type.IsValid())
|
|
return NULL;
|
|
|
|
if (m_function_types.count(type))
|
|
return NULL;
|
|
|
|
ClangASTContext* lldb_ast = llvm::dyn_cast<ClangASTContext>(type.GetTypeSystem());
|
|
if (!lldb_ast)
|
|
return NULL;
|
|
|
|
m_function_types.insert(type);
|
|
|
|
QualType qual_type(ClangUtil::GetQualType(type));
|
|
|
|
clang::ASTContext *ast = lldb_ast->getASTContext();
|
|
|
|
const bool isInlineSpecified = false;
|
|
const bool hasWrittenPrototype = true;
|
|
const bool isConstexprSpecified = false;
|
|
|
|
clang::DeclContext *context = const_cast<DeclContext*>(m_decl_context);
|
|
|
|
if (extern_c) {
|
|
context = LinkageSpecDecl::Create(*ast,
|
|
context,
|
|
SourceLocation(),
|
|
SourceLocation(),
|
|
clang::LinkageSpecDecl::LanguageIDs::lang_c,
|
|
false);
|
|
}
|
|
|
|
// Pass the identifier info for functions the decl_name is needed for operators
|
|
clang::DeclarationName decl_name = m_decl_name.getNameKind() == DeclarationName::Identifier ? m_decl_name.getAsIdentifierInfo() : m_decl_name;
|
|
|
|
clang::FunctionDecl *func_decl = FunctionDecl::Create (*ast,
|
|
context,
|
|
SourceLocation(),
|
|
SourceLocation(),
|
|
decl_name,
|
|
qual_type,
|
|
NULL,
|
|
SC_Extern,
|
|
isInlineSpecified,
|
|
hasWrittenPrototype,
|
|
isConstexprSpecified);
|
|
|
|
// 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.
|
|
|
|
const FunctionProtoType *func_proto_type = qual_type.getTypePtr()->getAs<FunctionProtoType>();
|
|
|
|
if (func_proto_type)
|
|
{
|
|
unsigned NumArgs = func_proto_type->getNumParams();
|
|
unsigned ArgIndex;
|
|
|
|
SmallVector<ParmVarDecl *, 5> parm_var_decls;
|
|
|
|
for (ArgIndex = 0; ArgIndex < NumArgs; ++ArgIndex)
|
|
{
|
|
QualType arg_qual_type (func_proto_type->getParamType(ArgIndex));
|
|
|
|
parm_var_decls.push_back(ParmVarDecl::Create (*ast,
|
|
const_cast<DeclContext*>(context),
|
|
SourceLocation(),
|
|
SourceLocation(),
|
|
NULL,
|
|
arg_qual_type,
|
|
NULL,
|
|
SC_Static,
|
|
NULL));
|
|
}
|
|
|
|
func_decl->setParams(ArrayRef<ParmVarDecl*>(parm_var_decls));
|
|
}
|
|
else
|
|
{
|
|
Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_EXPRESSIONS));
|
|
|
|
if (log)
|
|
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
|
|
ArrayRef<QualType>(), // argument types
|
|
proto_info));
|
|
|
|
return AddFunDecl(CompilerType (m_ast_source.m_ast_context, generic_function_type), true);
|
|
}
|
|
|
|
clang::NamedDecl *
|
|
NameSearchContext::AddTypeDecl(const CompilerType &clang_type)
|
|
{
|
|
if (ClangUtil::IsClangType(clang_type))
|
|
{
|
|
QualType qual_type = ClangUtil::GetQualType(clang_type);
|
|
|
|
if (const TypedefType *typedef_type = llvm::dyn_cast<TypedefType>(qual_type))
|
|
{
|
|
TypedefNameDecl *typedef_name_decl = typedef_type->getDecl();
|
|
|
|
m_decls.push_back(typedef_name_decl);
|
|
|
|
return (NamedDecl*)typedef_name_decl;
|
|
}
|
|
else 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::DeclContextLookupResult result)
|
|
{
|
|
for (clang::NamedDecl *decl : result)
|
|
m_decls.push_back (decl);
|
|
}
|
|
|
|
void
|
|
NameSearchContext::AddNamedDecl (clang::NamedDecl *decl)
|
|
{
|
|
m_decls.push_back (decl);
|
|
}
|