1//===- TypedefDumper.cpp - PDBSymDumper impl for typedefs -------- * 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 "TypedefDumper.h"
11
12#include "BuiltinDumper.h"
13#include "FunctionDumper.h"
14#include "LinePrinter.h"
15#include "llvm-pdbdump.h"
16
17#include "llvm/DebugInfo/PDB/IPDBSession.h"
18#include "llvm/DebugInfo/PDB/PDBExtras.h"
19#include "llvm/DebugInfo/PDB/PDBSymbolTypeEnum.h"
20#include "llvm/DebugInfo/PDB/PDBSymbolTypeFunctionSig.h"
21#include "llvm/DebugInfo/PDB/PDBSymbolTypePointer.h"
22#include "llvm/DebugInfo/PDB/PDBSymbolTypeTypedef.h"
23#include "llvm/DebugInfo/PDB/PDBSymbolTypeUDT.h"
24
25using namespace llvm;
26using namespace llvm::pdb;
27
28TypedefDumper::TypedefDumper(LinePrinter &P) : PDBSymDumper(true), Printer(P) {}
29
30void TypedefDumper::start(const PDBSymbolTypeTypedef &Symbol) {
31  WithColor(Printer, PDB_ColorItem::Keyword).get() << "typedef ";
32  uint32_t TargetId = Symbol.getTypeId();
33  if (auto TypeSymbol = Symbol.getSession().getSymbolById(TargetId))
34    TypeSymbol->dump(*this);
35  WithColor(Printer, PDB_ColorItem::Identifier).get() << " "
36                                                      << Symbol.getName();
37}
38
39void TypedefDumper::dump(const PDBSymbolTypeArray &Symbol) {}
40
41void TypedefDumper::dump(const PDBSymbolTypeBuiltin &Symbol) {
42  BuiltinDumper Dumper(Printer);
43  Dumper.start(Symbol);
44}
45
46void TypedefDumper::dump(const PDBSymbolTypeEnum &Symbol) {
47  WithColor(Printer, PDB_ColorItem::Keyword).get() << "enum ";
48  WithColor(Printer, PDB_ColorItem::Type).get() << " " << Symbol.getName();
49}
50
51void TypedefDumper::dump(const PDBSymbolTypePointer &Symbol) {
52  if (Symbol.isConstType())
53    WithColor(Printer, PDB_ColorItem::Keyword).get() << "const ";
54  if (Symbol.isVolatileType())
55    WithColor(Printer, PDB_ColorItem::Keyword).get() << "volatile ";
56  uint32_t PointeeId = Symbol.getTypeId();
57  auto PointeeType = Symbol.getSession().getSymbolById(PointeeId);
58  if (!PointeeType)
59    return;
60  if (auto FuncSig = dyn_cast<PDBSymbolTypeFunctionSig>(PointeeType.get())) {
61    FunctionDumper::PointerType Pointer = FunctionDumper::PointerType::Pointer;
62    if (Symbol.isReference())
63      Pointer = FunctionDumper::PointerType::Reference;
64    FunctionDumper NestedDumper(Printer);
65    NestedDumper.start(*FuncSig, nullptr, Pointer);
66  } else {
67    PointeeType->dump(*this);
68    Printer << ((Symbol.isReference()) ? "&" : "*");
69  }
70}
71
72void TypedefDumper::dump(const PDBSymbolTypeFunctionSig &Symbol) {
73  FunctionDumper Dumper(Printer);
74  Dumper.start(Symbol, nullptr, FunctionDumper::PointerType::None);
75}
76
77void TypedefDumper::dump(const PDBSymbolTypeUDT &Symbol) {
78  WithColor(Printer, PDB_ColorItem::Keyword).get() << "class ";
79  WithColor(Printer, PDB_ColorItem::Type).get() << Symbol.getName();
80}
81