llvm-project/lldb/source/Symbol/ClangExternalASTSourceCommo...

59 lines
1.6 KiB
C++

//===-- 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"
using namespace lldb_private;
#define ClangExternalASTSourceCommon_MAGIC (0x00112233aabbccddull)
uint64_t g_TotalSizeOfMetadata = 0;
ClangExternalASTSourceCommon::ClangExternalASTSourceCommon() : clang::ExternalASTSource()
{
m_magic = ClangExternalASTSourceCommon_MAGIC;
g_TotalSizeOfMetadata += m_metadata.size();
}
ClangExternalASTSourceCommon::~ClangExternalASTSourceCommon()
{
g_TotalSizeOfMetadata -= m_metadata.size();
}
ClangASTMetadata *
ClangExternalASTSourceCommon::GetMetadata (uintptr_t object)
{
assert (m_magic == ClangExternalASTSourceCommon_MAGIC);
if (HasMetadata (object))
return &m_metadata[object];
else
return NULL;
}
void
ClangExternalASTSourceCommon::SetMetadata (uintptr_t object, ClangASTMetadata &metadata)
{
assert (m_magic == ClangExternalASTSourceCommon_MAGIC);
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 (uintptr_t object)
{
assert (m_magic == ClangExternalASTSourceCommon_MAGIC);
return m_metadata.find(object) != m_metadata.end();
}