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Make a log timer for the BSD archive creation so we can track the time it 

takes to open and index BSD archives.

llvm-svn: 147813
This commit is contained in:
Greg Clayton 2012-01-09 23:59:30 +00:00
parent 7f21bd74b8
commit aecb12b5c6
1 changed files with 25 additions and 16 deletions
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41
lldb/source/Plugins/ObjectContainer/BSD-Archive/ObjectContainerBSDArchive.cpp
View File

@ -16,6 +16,7 @@
#include "lldb/Core/Module.h"
#include "lldb/Core/PluginManager.h"
#include "lldb/Core/RegularExpression.h"
#include "lldb/Core/Timer.h"
#include "lldb/Host/Mutex.h"
#include "lldb/Symbol/ObjectFile.h"
@ -265,31 +266,39 @@ ObjectContainerBSDArchive::CreateInstance
Module* module,
DataBufferSP& data_sp,
const FileSpec *file,
addr_t offset,
addr_t length)
addr_t file_offset,
addr_t file_size)
{
if (file && data_sp && ObjectContainerBSDArchive::MagicBytesMatch(data_sp))
{
Archive::shared_ptr archive_sp (Archive::FindCachedArchive (*file, module->GetArchitecture(), module->GetModificationTime()));
if (archive_sp)
Timer scoped_timer (__PRETTY_FUNCTION__,
"ObjectContainerBSDArchive::CreateInstance (module = %s/%s, file = %p, file_offset = 0x%z8.8x, file_size = 0x%z8.8x)",
module->GetFileSpec().GetDirectory().AsCString(),
module->GetFileSpec().GetFilename().AsCString(),
file, file_offset, file_size);
std::auto_ptr<ObjectContainerBSDArchive> container_ap(new ObjectContainerBSDArchive (module, data_sp, file, file_offset, file_size));
if (container_ap.get())
{
// We already have this archive in our cache, use it
std::auto_ptr<ObjectContainerBSDArchive> container_ap(new ObjectContainerBSDArchive (module, data_sp, file, offset, length));
if (container_ap.get())
Archive::shared_ptr archive_sp (Archive::FindCachedArchive (*file, module->GetArchitecture(), module->GetModificationTime()));
if (archive_sp)
{
// We already have this archive in our cache, use it
container_ap->SetArchive (archive_sp);
return container_ap.release();
}
else
{
// Read everything since we need that in order to index all the
// objects in the archive
data_sp = file->MemoryMapFileContents (file_offset, file_size);
if (container_ap->ParseHeader())
return container_ap.release();
}
}
// Read everything since we need that in order to index all the
// objects in the archive
data_sp = file->MemoryMapFileContents (offset, length);
std::auto_ptr<ObjectContainerBSDArchive> container_ap(new ObjectContainerBSDArchive (module, data_sp, file, offset, length));
if (container_ap->ParseHeader())
return container_ap.release();
}
return NULL;
}