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;
26
27TypedefDumper::TypedefDumper(LinePrinter &P) : PDBSymDumper(true), Printer(P) {}
28
29void TypedefDumper::start(const PDBSymbolTypeTypedef &Symbol) {
30  WithColor(Printer, PDB_ColorItem::Keyword).get() << "typedef ";
31  uint32_t TargetId = Symbol.getTypeId();
32  if (auto TypeSymbol = Symbol.getSession().getSymbolById(TargetId))
33    TypeSymbol->dump(*this);
34  WithColor(Printer, PDB_ColorItem::Identifier).get() << " "
35                                                      << Symbol.getName();
36}
37
38void TypedefDumper::dump(const PDBSymbolTypeArray &Symbol) {}
39
40void TypedefDumper::dump(const PDBSymbolTypeBuiltin &Symbol) {
41  BuiltinDumper Dumper(Printer);
42  Dumper.start(Symbol);
43}
44
45void TypedefDumper::dump(const PDBSymbolTypeEnum &Symbol) {
46  WithColor(Printer, PDB_ColorItem::Keyword).get() << "enum ";
47  WithColor(Printer, PDB_ColorItem::Type).get() << " " << Symbol.getName();
48}
49
50void TypedefDumper::dump(const PDBSymbolTypePointer &Symbol) {
51  if (Symbol.isConstType())
52    WithColor(Printer, PDB_ColorItem::Keyword).get() << "const ";
53  if (Symbol.isVolatileType())
54    WithColor(Printer, PDB_ColorItem::Keyword).get() << "volatile ";
55  uint32_t PointeeId = Symbol.getTypeId();
56  auto PointeeType = Symbol.getSession().getSymbolById(PointeeId);
57  if (!PointeeType)
58    return;
59  if (auto FuncSig = dyn_cast<PDBSymbolTypeFunctionSig>(PointeeType.get())) {
60    FunctionDumper::PointerType Pointer = FunctionDumper::PointerType::Pointer;
61    if (Symbol.isReference())
62      Pointer = FunctionDumper::PointerType::Reference;
63    FunctionDumper NestedDumper(Printer);
64    NestedDumper.start(*FuncSig, nullptr, Pointer);
65  } else {
66    PointeeType->dump(*this);
67    Printer << ((Symbol.isReference()) ? "&" : "*");
68  }
69}
70
71void TypedefDumper::dump(const PDBSymbolTypeFunctionSig &Symbol) {
72  FunctionDumper Dumper(Printer);
73  Dumper.start(Symbol, nullptr, FunctionDumper::PointerType::None);
74}
75
76void TypedefDumper::dump(const PDBSymbolTypeUDT &Symbol) {
77  WithColor(Printer, PDB_ColorItem::Keyword).get() << "class ";
78  WithColor(Printer, PDB_ColorItem::Type).get() << Symbol.getName();
79}
80