1 //===- PrettyCompilandDumper.cpp - llvm-pdbutil compiland dumper -*- C++ *-===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 #include "PrettyCompilandDumper.h"
10
11 #include "PrettyFunctionDumper.h"
12 #include "llvm-pdbutil.h"
13
14 #include "llvm/ADT/StringExtras.h"
15 #include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
16 #include "llvm/DebugInfo/PDB/IPDBLineNumber.h"
17 #include "llvm/DebugInfo/PDB/IPDBSession.h"
18 #include "llvm/DebugInfo/PDB/IPDBSourceFile.h"
19 #include "llvm/DebugInfo/PDB/PDBExtras.h"
20 #include "llvm/DebugInfo/PDB/PDBSymbol.h"
21 #include "llvm/DebugInfo/PDB/PDBSymbolCompiland.h"
22 #include "llvm/DebugInfo/PDB/PDBSymbolData.h"
23 #include "llvm/DebugInfo/PDB/PDBSymbolFunc.h"
24 #include "llvm/DebugInfo/PDB/PDBSymbolFuncDebugEnd.h"
25 #include "llvm/DebugInfo/PDB/PDBSymbolFuncDebugStart.h"
26 #include "llvm/DebugInfo/PDB/PDBSymbolLabel.h"
27 #include "llvm/DebugInfo/PDB/PDBSymbolThunk.h"
28 #include "llvm/DebugInfo/PDB/PDBSymbolTypeFunctionSig.h"
29 #include "llvm/DebugInfo/PDB/PDBSymbolUnknown.h"
30 #include "llvm/DebugInfo/PDB/PDBSymbolUsingNamespace.h"
31 #include "llvm/Support/Format.h"
32 #include "llvm/Support/Path.h"
33 #include "llvm/Support/raw_ostream.h"
34
35 #include <utility>
36
37 using namespace llvm;
38 using namespace llvm::pdb;
39
CompilandDumper(LinePrinter & P)40 CompilandDumper::CompilandDumper(LinePrinter &P)
41 : PDBSymDumper(true), Printer(P) {}
42
dump(const PDBSymbolCompilandDetails & Symbol)43 void CompilandDumper::dump(const PDBSymbolCompilandDetails &Symbol) {}
44
dump(const PDBSymbolCompilandEnv & Symbol)45 void CompilandDumper::dump(const PDBSymbolCompilandEnv &Symbol) {}
46
start(const PDBSymbolCompiland & Symbol,CompilandDumpFlags opts)47 void CompilandDumper::start(const PDBSymbolCompiland &Symbol,
48 CompilandDumpFlags opts) {
49 std::string FullName = Symbol.getName();
50 if (Printer.IsCompilandExcluded(FullName))
51 return;
52
53 Printer.NewLine();
54 WithColor(Printer, PDB_ColorItem::Path).get() << FullName;
55
56 if (opts & Flags::Lines) {
57 const IPDBSession &Session = Symbol.getSession();
58 if (auto Files = Session.getSourceFilesForCompiland(Symbol)) {
59 Printer.Indent();
60 while (auto File = Files->getNext()) {
61 Printer.NewLine();
62 WithColor(Printer, PDB_ColorItem::Path).get() << File->getFileName();
63 if (File->getChecksumType() != PDB_Checksum::None) {
64 auto ChecksumType = File->getChecksumType();
65 auto ChecksumHexString = toHex(File->getChecksum());
66 WithColor(Printer, PDB_ColorItem::Comment).get()
67 << " (" << ChecksumType << ": " << ChecksumHexString << ")";
68 }
69
70 auto Lines = Session.findLineNumbers(Symbol, *File);
71 if (!Lines)
72 continue;
73
74 Printer.Indent();
75 while (auto Line = Lines->getNext()) {
76 Printer.NewLine();
77 uint32_t LineStart = Line->getLineNumber();
78 uint32_t LineEnd = Line->getLineNumberEnd();
79
80 Printer << "Line ";
81 PDB_ColorItem StatementColor = Line->isStatement()
82 ? PDB_ColorItem::Keyword
83 : PDB_ColorItem::LiteralValue;
84 WithColor(Printer, StatementColor).get() << LineStart;
85 if (LineStart != LineEnd)
86 WithColor(Printer, StatementColor).get() << " - " << LineEnd;
87
88 uint32_t ColumnStart = Line->getColumnNumber();
89 uint32_t ColumnEnd = Line->getColumnNumberEnd();
90 if (ColumnStart != 0 || ColumnEnd != 0) {
91 Printer << ", Column: ";
92 WithColor(Printer, StatementColor).get() << ColumnStart;
93 if (ColumnEnd != ColumnStart)
94 WithColor(Printer, StatementColor).get() << " - " << ColumnEnd;
95 }
96
97 Printer << ", Address: ";
98 if (Line->getLength() > 0) {
99 uint64_t AddrStart = Line->getVirtualAddress();
100 uint64_t AddrEnd = AddrStart + Line->getLength() - 1;
101 WithColor(Printer, PDB_ColorItem::Address).get()
102 << "[" << format_hex(AddrStart, 10) << " - "
103 << format_hex(AddrEnd, 10) << "]";
104 Printer << " (" << Line->getLength() << " bytes)";
105 } else {
106 uint64_t AddrStart = Line->getVirtualAddress();
107 WithColor(Printer, PDB_ColorItem::Address).get()
108 << "[" << format_hex(AddrStart, 10) << "] ";
109 Printer << "(0 bytes)";
110 }
111 }
112 Printer.Unindent();
113 }
114 Printer.Unindent();
115 }
116 }
117
118 if (opts & Flags::Children) {
119 if (auto ChildrenEnum = Symbol.findAllChildren()) {
120 Printer.Indent();
121 while (auto Child = ChildrenEnum->getNext())
122 Child->dump(*this);
123 Printer.Unindent();
124 }
125 }
126 }
127
dump(const PDBSymbolData & Symbol)128 void CompilandDumper::dump(const PDBSymbolData &Symbol) {
129 if (!shouldDumpSymLevel(opts::pretty::SymLevel::Data))
130 return;
131 if (Printer.IsSymbolExcluded(Symbol.getName()))
132 return;
133
134 Printer.NewLine();
135
136 switch (auto LocType = Symbol.getLocationType()) {
137 case PDB_LocType::Static:
138 Printer << "data: ";
139 WithColor(Printer, PDB_ColorItem::Address).get()
140 << "[" << format_hex(Symbol.getVirtualAddress(), 10) << "]";
141
142 WithColor(Printer, PDB_ColorItem::Comment).get()
143 << " [sizeof = " << getTypeLength(Symbol) << "]";
144
145 break;
146 case PDB_LocType::Constant:
147 Printer << "constant: ";
148 WithColor(Printer, PDB_ColorItem::LiteralValue).get()
149 << "[" << Symbol.getValue() << "]";
150 WithColor(Printer, PDB_ColorItem::Comment).get()
151 << " [sizeof = " << getTypeLength(Symbol) << "]";
152 break;
153 default:
154 Printer << "data(unexpected type=" << LocType << ")";
155 }
156
157 Printer << " ";
158 WithColor(Printer, PDB_ColorItem::Identifier).get() << Symbol.getName();
159 }
160
dump(const PDBSymbolFunc & Symbol)161 void CompilandDumper::dump(const PDBSymbolFunc &Symbol) {
162 if (!shouldDumpSymLevel(opts::pretty::SymLevel::Functions))
163 return;
164 if (Symbol.getLength() == 0)
165 return;
166 if (Printer.IsSymbolExcluded(Symbol.getName()))
167 return;
168
169 Printer.NewLine();
170 FunctionDumper Dumper(Printer);
171 Dumper.start(Symbol, FunctionDumper::PointerType::None);
172 }
173
dump(const PDBSymbolLabel & Symbol)174 void CompilandDumper::dump(const PDBSymbolLabel &Symbol) {
175 if (Printer.IsSymbolExcluded(Symbol.getName()))
176 return;
177
178 Printer.NewLine();
179 Printer << "label ";
180 WithColor(Printer, PDB_ColorItem::Address).get()
181 << "[" << format_hex(Symbol.getVirtualAddress(), 10) << "] ";
182 WithColor(Printer, PDB_ColorItem::Identifier).get() << Symbol.getName();
183 }
184
dump(const PDBSymbolThunk & Symbol)185 void CompilandDumper::dump(const PDBSymbolThunk &Symbol) {
186 if (!shouldDumpSymLevel(opts::pretty::SymLevel::Thunks))
187 return;
188 if (Printer.IsSymbolExcluded(Symbol.getName()))
189 return;
190
191 Printer.NewLine();
192 Printer << "thunk ";
193 codeview::ThunkOrdinal Ordinal = Symbol.getThunkOrdinal();
194 uint64_t VA = Symbol.getVirtualAddress();
195 if (Ordinal == codeview::ThunkOrdinal::TrampIncremental) {
196 uint64_t Target = Symbol.getTargetVirtualAddress();
197 WithColor(Printer, PDB_ColorItem::Address).get() << format_hex(VA, 10);
198 Printer << " -> ";
199 WithColor(Printer, PDB_ColorItem::Address).get() << format_hex(Target, 10);
200 } else {
201 WithColor(Printer, PDB_ColorItem::Address).get()
202 << "[" << format_hex(VA, 10) << " - "
203 << format_hex(VA + Symbol.getLength(), 10) << "]";
204 }
205 Printer << " (";
206 WithColor(Printer, PDB_ColorItem::Register).get() << Ordinal;
207 Printer << ") ";
208 std::string Name = Symbol.getName();
209 if (!Name.empty())
210 WithColor(Printer, PDB_ColorItem::Identifier).get() << Name;
211 }
212
dump(const PDBSymbolTypeTypedef & Symbol)213 void CompilandDumper::dump(const PDBSymbolTypeTypedef &Symbol) {}
214
dump(const PDBSymbolUnknown & Symbol)215 void CompilandDumper::dump(const PDBSymbolUnknown &Symbol) {
216 Printer.NewLine();
217 Printer << "unknown (" << Symbol.getSymTag() << ")";
218 }
219
dump(const PDBSymbolUsingNamespace & Symbol)220 void CompilandDumper::dump(const PDBSymbolUsingNamespace &Symbol) {
221 if (Printer.IsSymbolExcluded(Symbol.getName()))
222 return;
223
224 Printer.NewLine();
225 Printer << "using namespace ";
226 std::string Name = Symbol.getName();
227 WithColor(Printer, PDB_ColorItem::Identifier).get() << Name;
228 }
229