llvm-project/lldb/source/Breakpoint/BreakpointResolverFileLine.cpp

123 lines
3.6 KiB
C++

//===-- BreakpointResolverFileLine.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/Breakpoint/BreakpointResolverFileLine.h"
// C Includes
// C++ Includes
// Other libraries and framework includes
// Project includes
#include "lldb/Breakpoint/BreakpointLocation.h"
#include "lldb/Core/Log.h"
#include "lldb/Core/StreamString.h"
#include "lldb/lldb-private-log.h"
using namespace lldb;
using namespace lldb_private;
//----------------------------------------------------------------------
// BreakpointResolverFileLine:
//----------------------------------------------------------------------
BreakpointResolverFileLine::BreakpointResolverFileLine
(
Breakpoint *bkpt,
const FileSpec &file_spec,
uint32_t line_no,
bool check_inlines
) :
BreakpointResolver (bkpt),
m_file_spec (file_spec),
m_line_number (line_no),
m_inlines (check_inlines)
{
}
BreakpointResolverFileLine::~BreakpointResolverFileLine ()
{
}
Searcher::CallbackReturn
BreakpointResolverFileLine::SearchCallback
(
SearchFilter &filter,
SymbolContext &context,
Address *addr,
bool containing
)
{
SymbolContextList sc_list;
uint32_t sc_list_size;
CompileUnit *cu = context.comp_unit;
assert (m_breakpoint != NULL);
Log *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 (int i = 0; i < sc_list_size; i++)
{
SymbolContext sc;
if (sc_list.GetContextAtIndex(i, sc))
{
Address line_start = sc.line_entry.range.GetBaseAddress();
if (line_start.IsValid())
{
BreakpointLocationSP bp_loc_sp (m_breakpoint->AddLocation(line_start));
if (log && bp_loc_sp && !m_breakpoint->IsInternal())
{
StreamString s;
bp_loc_sp->GetDescription (&s, lldb::eDescriptionLevelVerbose);
log->Printf ("Added location: %s\n", s.GetData());
}
}
else
{
if (log)
log->Printf ("error: Unable to set breakpoint at file address 0x%llx for %s:%d\n",
line_start.GetFileAddress(),
m_file_spec.GetFilename().AsCString("<Unknown>"),
m_line_number);
}
}
else
{
#if 0
s << "error: Breakpoint at '" << pos->c_str() << "' isn't resolved yet: \n";
if (sc.line_entry.address.Dump(&s, Address::DumpStyleSectionNameOffset))
s.EOL();
if (sc.line_entry.address.Dump(&s, Address::DumpStyleSectionPointerOffset))
s.EOL();
if (sc.line_entry.address.Dump(&s, Address::DumpStyleFileAddress))
s.EOL();
if (sc.line_entry.address.Dump(&s, Address::DumpStyleLoadAddress))
s.EOL();
#endif
}
}
return Searcher::eCallbackReturnContinue;
}
Searcher::Depth
BreakpointResolverFileLine::GetDepth()
{
return Searcher::eDepthCompUnit;
}
void
BreakpointResolverFileLine::GetDescription (Stream *s)
{
s->Printf ("file ='%s', line = %u", m_file_spec.GetFilename().AsCString(), m_line_number);
}
void
BreakpointResolverFileLine::Dump (Stream *s) const
{
}