| //===-- ClangExternalASTSourceCommon.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/ClangExternalASTSourceCommon.h" |
| #include "lldb/Core/Stream.h" |
| |
| using namespace lldb_private; |
| |
| uint64_t g_TotalSizeOfMetadata = 0; |
| |
| typedef llvm::DenseMap<clang::ExternalASTSource *, ClangExternalASTSourceCommon *> ASTSourceMap; |
| |
| static ASTSourceMap &GetSourceMap() |
| { |
| // Intentionally leaked to avoid problems with global destructors. |
| static ASTSourceMap *s_source_map = new ASTSourceMap; |
| return *s_source_map; |
| } |
| |
| ClangExternalASTSourceCommon * |
| ClangExternalASTSourceCommon::Lookup(clang::ExternalASTSource *source) |
| { |
| ASTSourceMap &source_map = GetSourceMap(); |
| |
| ASTSourceMap::iterator iter = source_map.find(source); |
| |
| if (iter != source_map.end()) |
| { |
| return iter->second; |
| } |
| else |
| { |
| return nullptr; |
| } |
| } |
| |
| ClangExternalASTSourceCommon::ClangExternalASTSourceCommon() : clang::ExternalASTSource() |
| { |
| g_TotalSizeOfMetadata += m_metadata.size(); |
| GetSourceMap()[this] = this; |
| } |
| |
| ClangExternalASTSourceCommon::~ClangExternalASTSourceCommon() |
| { |
| GetSourceMap().erase(this); |
| g_TotalSizeOfMetadata -= m_metadata.size(); |
| } |
| |
| ClangASTMetadata * |
| ClangExternalASTSourceCommon::GetMetadata (const void *object) |
| { |
| if (HasMetadata (object)) |
| return &m_metadata[object]; |
| else |
| return nullptr; |
| } |
| |
| void |
| ClangExternalASTSourceCommon::SetMetadata (const void *object, ClangASTMetadata &metadata) |
| { |
| uint64_t orig_size = m_metadata.size(); |
| m_metadata[object] = metadata; |
| uint64_t new_size = m_metadata.size(); |
| g_TotalSizeOfMetadata += (new_size - orig_size); |
| } |
| |
| bool |
| ClangExternalASTSourceCommon::HasMetadata (const void *object) |
| { |
| return m_metadata.find(object) != m_metadata.end(); |
| } |
| |
| void |
| ClangASTMetadata::Dump (Stream *s) |
| { |
| lldb::user_id_t uid = GetUserID (); |
| |
| if (uid != LLDB_INVALID_UID) |
| { |
| s->Printf ("uid=0x%" PRIx64, uid); |
| } |
| |
| uint64_t isa_ptr = GetISAPtr (); |
| if (isa_ptr != 0) |
| { |
| s->Printf ("isa_ptr=0x%" PRIx64, isa_ptr); |
| } |
| |
| const char *obj_ptr_name = GetObjectPtrName(); |
| if (obj_ptr_name) |
| { |
| s->Printf ("obj_ptr_name=\"%s\" ", obj_ptr_name); |
| } |
| |
| if (m_is_dynamic_cxx) |
| { |
| s->Printf ("is_dynamic_cxx=%i ", m_is_dynamic_cxx); |
| } |
| s->EOL(); |
| } |
| |