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 #include "lldb/Core/Address.h"
13 #include "lldb/Core/AddressRange.h"
14 #include "lldb/Symbol/CompileUnit.h"
15 #include "lldb/Symbol/LineEntry.h"
16 #include "lldb/Symbol/SymbolContext.h"
17 #include "lldb/Utility/ConstString.h"
18 #include "lldb/Utility/Log.h"
19 #include "lldb/Utility/Logging.h"
20 #include "lldb/Utility/Stream.h"
21 #include "lldb/Utility/StreamString.h"
22 #include "lldb/lldb-enumerations.h"
23 #include "lldb/lldb-types.h"
24
25 #include <inttypes.h>
26 #include <vector>
27
28 using namespace lldb;
29 using namespace lldb_private;
30
31 //----------------------------------------------------------------------
32 // AddressResolverFileLine:
33 //----------------------------------------------------------------------
AddressResolverFileLine(const FileSpec & file_spec,uint32_t line_no,bool check_inlines)34 AddressResolverFileLine::AddressResolverFileLine(const FileSpec &file_spec,
35 uint32_t line_no,
36 bool check_inlines)
37 : AddressResolver(), m_file_spec(file_spec), m_line_number(line_no),
38 m_inlines(check_inlines) {}
39
~AddressResolverFileLine()40 AddressResolverFileLine::~AddressResolverFileLine() {}
41
42 Searcher::CallbackReturn
SearchCallback(SearchFilter & filter,SymbolContext & context,Address * addr,bool containing)43 AddressResolverFileLine::SearchCallback(SearchFilter &filter,
44 SymbolContext &context, Address *addr,
45 bool containing) {
46 SymbolContextList sc_list;
47 uint32_t sc_list_size;
48 CompileUnit *cu = context.comp_unit;
49
50 Log *log(lldb_private::GetLogIfAllCategoriesSet(LIBLLDB_LOG_BREAKPOINTS));
51
52 sc_list_size =
53 cu->ResolveSymbolContext(m_file_spec, m_line_number, m_inlines, false,
54 eSymbolContextEverything, sc_list);
55 for (uint32_t i = 0; i < sc_list_size; i++) {
56 SymbolContext sc;
57 if (sc_list.GetContextAtIndex(i, sc)) {
58 Address line_start = sc.line_entry.range.GetBaseAddress();
59 addr_t byte_size = sc.line_entry.range.GetByteSize();
60 if (line_start.IsValid()) {
61 AddressRange new_range(line_start, byte_size);
62 m_address_ranges.push_back(new_range);
63 if (log) {
64 StreamString s;
65 // new_bp_loc->GetDescription (&s, lldb::eDescriptionLevelVerbose);
66 // log->Printf ("Added address: %s\n", s.GetData());
67 }
68 } else {
69 if (log)
70 log->Printf(
71 "error: Unable to resolve address at file address 0x%" PRIx64
72 " for %s:%d\n",
73 line_start.GetFileAddress(),
74 m_file_spec.GetFilename().AsCString("<Unknown>"), m_line_number);
75 }
76 }
77 }
78 return Searcher::eCallbackReturnContinue;
79 }
80
GetDepth()81 lldb::SearchDepth AddressResolverFileLine::GetDepth() {
82 return lldb::eSearchDepthCompUnit;
83 }
84
GetDescription(Stream * s)85 void AddressResolverFileLine::GetDescription(Stream *s) {
86 s->Printf("File and line address - file: \"%s\" line: %u",
87 m_file_spec.GetFilename().AsCString("<Unknown>"), m_line_number);
88 }
89