1 //===-- AddressResolverFileLine.cpp -----------------------------*- C++ -*-===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 #include "lldb/Core/AddressResolverFileLine.h"
11 
12 // Project includes
13 #include "lldb/Core/Log.h"
14 #include "lldb/Core/StreamString.h"
15 #include "lldb/Symbol/CompileUnit.h"
16 #include "lldb/Symbol/SymbolContext.h"
17 #include "lldb/lldb-private-log.h"
18 
19 using namespace lldb;
20 using namespace lldb_private;
21 
22 //----------------------------------------------------------------------
23 // AddressResolverFileLine:
24 //----------------------------------------------------------------------
AddressResolverFileLine(const FileSpec & file_spec,uint32_t line_no,bool check_inlines)25 AddressResolverFileLine::AddressResolverFileLine
26 (
27     const FileSpec &file_spec,
28     uint32_t line_no,
29     bool check_inlines
30 ) :
31     AddressResolver (),
32     m_file_spec (file_spec),
33     m_line_number (line_no),
34     m_inlines (check_inlines)
35 {
36 }
37 
~AddressResolverFileLine()38 AddressResolverFileLine::~AddressResolverFileLine ()
39 {
40 }
41 
42 Searcher::CallbackReturn
SearchCallback(SearchFilter & filter,SymbolContext & context,Address * addr,bool containing)43 AddressResolverFileLine::SearchCallback
44 (
45     SearchFilter &filter,
46     SymbolContext &context,
47     Address *addr,
48     bool containing
49 )
50 {
51     SymbolContextList sc_list;
52     uint32_t sc_list_size;
53     CompileUnit *cu = context.comp_unit;
54 
55     Log *log(lldb_private::GetLogIfAllCategoriesSet (LIBLLDB_LOG_BREAKPOINTS));
56 
57     sc_list_size = cu->ResolveSymbolContext (m_file_spec, m_line_number, m_inlines, false, eSymbolContextEverything,
58                                              sc_list);
59     for (uint32_t i = 0; i < sc_list_size; i++)
60     {
61         SymbolContext sc;
62         if (sc_list.GetContextAtIndex(i, sc))
63         {
64             Address line_start = sc.line_entry.range.GetBaseAddress();
65             addr_t byte_size = sc.line_entry.range.GetByteSize();
66             if (line_start.IsValid())
67             {
68                 AddressRange new_range (line_start, byte_size);
69                 m_address_ranges.push_back (new_range);
70                 if (log)
71                 {
72                     StreamString s;
73                     //new_bp_loc->GetDescription (&s, lldb::eDescriptionLevelVerbose);
74                     //log->Printf ("Added address: %s\n", s.GetData());
75                 }
76             }
77             else
78             {
79                 if (log)
80                   log->Printf ("error: Unable to resolve address at file address 0x%" PRIx64 " for %s:%d\n",
81                                line_start.GetFileAddress(),
82                                m_file_spec.GetFilename().AsCString("<Unknown>"),
83                                m_line_number);
84             }
85         }
86     }
87     return Searcher::eCallbackReturnContinue;
88 }
89 
90 Searcher::Depth
GetDepth()91 AddressResolverFileLine::GetDepth()
92 {
93     return Searcher::eDepthCompUnit;
94 }
95 
96 void
GetDescription(Stream * s)97 AddressResolverFileLine::GetDescription (Stream *s)
98 {
99     s->Printf ("File and line address - file: \"%s\" line: %u", m_file_spec.GetFilename().AsCString(), m_line_number);
100 }
101 
102 
103