1 //===-- NameToDIE.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 "NameToDIE.h"
11 #include "lldb/Symbol/ObjectFile.h"
12 #include "lldb/Utility/ConstString.h"
13 #include "lldb/Utility/RegularExpression.h"
14 #include "lldb/Utility/Stream.h"
15 #include "lldb/Utility/StreamString.h"
16
17 #include "DWARFDebugInfo.h"
18 #include "DWARFDebugInfoEntry.h"
19 #include "SymbolFileDWARF.h"
20
21 using namespace lldb;
22 using namespace lldb_private;
23
Finalize()24 void NameToDIE::Finalize() {
25 m_map.Sort();
26 m_map.SizeToFit();
27 }
28
Insert(const ConstString & name,const DIERef & die_ref)29 void NameToDIE::Insert(const ConstString &name, const DIERef &die_ref) {
30 m_map.Append(name, die_ref);
31 }
32
Find(const ConstString & name,DIEArray & info_array) const33 size_t NameToDIE::Find(const ConstString &name, DIEArray &info_array) const {
34 return m_map.GetValues(name, info_array);
35 }
36
Find(const RegularExpression & regex,DIEArray & info_array) const37 size_t NameToDIE::Find(const RegularExpression ®ex,
38 DIEArray &info_array) const {
39 return m_map.GetValues(regex, info_array);
40 }
41
FindAllEntriesForCompileUnit(dw_offset_t cu_offset,DIEArray & info_array) const42 size_t NameToDIE::FindAllEntriesForCompileUnit(dw_offset_t cu_offset,
43 DIEArray &info_array) const {
44 const size_t initial_size = info_array.size();
45 const uint32_t size = m_map.GetSize();
46 for (uint32_t i = 0; i < size; ++i) {
47 const DIERef &die_ref = m_map.GetValueAtIndexUnchecked(i);
48 if (cu_offset == die_ref.cu_offset)
49 info_array.push_back(die_ref);
50 }
51 return info_array.size() - initial_size;
52 }
53
Dump(Stream * s)54 void NameToDIE::Dump(Stream *s) {
55 const uint32_t size = m_map.GetSize();
56 for (uint32_t i = 0; i < size; ++i) {
57 ConstString cstr = m_map.GetCStringAtIndex(i);
58 const DIERef &die_ref = m_map.GetValueAtIndexUnchecked(i);
59 s->Printf("%p: {0x%8.8x/0x%8.8x} \"%s\"\n", (const void *)cstr.GetCString(),
60 die_ref.cu_offset, die_ref.die_offset, cstr.GetCString());
61 }
62 }
63
ForEach(std::function<bool (ConstString name,const DIERef & die_ref)> const & callback) const64 void NameToDIE::ForEach(
65 std::function<bool(ConstString name, const DIERef &die_ref)> const
66 &callback) const {
67 const uint32_t size = m_map.GetSize();
68 for (uint32_t i = 0; i < size; ++i) {
69 if (!callback(m_map.GetCStringAtIndexUnchecked(i),
70 m_map.GetValueAtIndexUnchecked(i)))
71 break;
72 }
73 }
74
Append(const NameToDIE & other)75 void NameToDIE::Append(const NameToDIE &other) {
76 const uint32_t size = other.m_map.GetSize();
77 for (uint32_t i = 0; i < size; ++i) {
78 m_map.Append(other.m_map.GetCStringAtIndexUnchecked(i),
79 other.m_map.GetValueAtIndexUnchecked(i));
80 }
81 }
82