1 //===-- ClangExternalASTSourceCommon.cpp ------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "lldb/Symbol/ClangExternalASTSourceCommon.h"
11 #include "lldb/Core/Stream.h"
13 using namespace lldb_private;
15 uint64_t g_TotalSizeOfMetadata = 0;
17 typedef llvm::DenseMap<clang::ExternalASTSource *,
18 ClangExternalASTSourceCommon *>
21 static ASTSourceMap &GetSourceMap() {
22 // Intentionally leaked to avoid problems with global destructors.
23 static ASTSourceMap *s_source_map = new ASTSourceMap;
27 ClangExternalASTSourceCommon *
28 ClangExternalASTSourceCommon::Lookup(clang::ExternalASTSource *source) {
29 ASTSourceMap &source_map = GetSourceMap();
31 ASTSourceMap::iterator iter = source_map.find(source);
33 if (iter != source_map.end()) {
40 ClangExternalASTSourceCommon::ClangExternalASTSourceCommon()
41 : clang::ExternalASTSource() {
42 g_TotalSizeOfMetadata += m_metadata.size();
43 GetSourceMap()[this] = this;
46 ClangExternalASTSourceCommon::~ClangExternalASTSourceCommon() {
47 GetSourceMap().erase(this);
48 g_TotalSizeOfMetadata -= m_metadata.size();
52 ClangExternalASTSourceCommon::GetMetadata(const void *object) {
53 if (HasMetadata(object))
54 return &m_metadata[object];
59 void ClangExternalASTSourceCommon::SetMetadata(const void *object,
60 ClangASTMetadata &metadata) {
61 uint64_t orig_size = m_metadata.size();
62 m_metadata[object] = metadata;
63 uint64_t new_size = m_metadata.size();
64 g_TotalSizeOfMetadata += (new_size - orig_size);
67 bool ClangExternalASTSourceCommon::HasMetadata(const void *object) {
68 return m_metadata.find(object) != m_metadata.end();
71 void ClangASTMetadata::Dump(Stream *s) {
72 lldb::user_id_t uid = GetUserID();
74 if (uid != LLDB_INVALID_UID) {
75 s->Printf("uid=0x%" PRIx64, uid);
78 uint64_t isa_ptr = GetISAPtr();
80 s->Printf("isa_ptr=0x%" PRIx64, isa_ptr);
83 const char *obj_ptr_name = GetObjectPtrName();
85 s->Printf("obj_ptr_name=\"%s\" ", obj_ptr_name);
88 if (m_is_dynamic_cxx) {
89 s->Printf("is_dynamic_cxx=%i ", m_is_dynamic_cxx);