llvm-project/lldb/source/Core/AddressResolverFileLine.cpp

101 lines
2.9 KiB
C++

//===-- AddressResolverFileLine.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/Core/AddressResolverFileLine.h"
// Project includes
#include "lldb/Core/Log.h"
#include "lldb/Core/StreamString.h"
#include "lldb/lldb-private-log.h"
using namespace lldb;
using namespace lldb_private;
//----------------------------------------------------------------------
// AddressResolverFileLine:
//----------------------------------------------------------------------
AddressResolverFileLine::AddressResolverFileLine
(
const FileSpec &file_spec,
uint32_t line_no,
bool check_inlines
) :
AddressResolver (),
m_file_spec (file_spec),
m_line_number (line_no),
m_inlines (check_inlines)
{
}
AddressResolverFileLine::~AddressResolverFileLine ()
{
}
Searcher::CallbackReturn
AddressResolverFileLine::SearchCallback
(
SearchFilter &filter,
SymbolContext &context,
Address *addr,
bool containing
)
{
SymbolContextList sc_list;
uint32_t sc_list_size;
CompileUnit *cu = context.comp_unit;
LogSP log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_BREAKPOINTS));
sc_list_size = cu->ResolveSymbolContext (m_file_spec, m_line_number, m_inlines, false, eSymbolContextEverything,
sc_list);
for (uint32_t i = 0; i < sc_list_size; i++)
{
SymbolContext sc;
if (sc_list.GetContextAtIndex(i, sc))
{
Address line_start = sc.line_entry.range.GetBaseAddress();
addr_t byte_size = sc.line_entry.range.GetByteSize();
if (line_start.IsValid())
{
AddressRange new_range (line_start, byte_size);
m_address_ranges.push_back (new_range);
if (log)
{
StreamString s;
//new_bp_loc->GetDescription (&s, lldb::eDescriptionLevelVerbose);
//log->Printf ("Added address: %s\n", s.GetData());
}
}
else
{
if (log)
log->Printf ("error: Unable to resolve address at file address 0x%llx for %s:%d\n",
line_start.GetFileAddress(),
m_file_spec.GetFilename().AsCString("<Unknown>"),
m_line_number);
}
}
}
return Searcher::eCallbackReturnContinue;
}
Searcher::Depth
AddressResolverFileLine::GetDepth()
{
return Searcher::eDepthCompUnit;
}
void
AddressResolverFileLine::GetDescription (Stream *s)
{
s->Printf ("File and line address - file: \"%s\" line: %u", m_file_spec.GetFilename().AsCString(), m_line_number);
}