tools/llvm-pdbutil/PrettyTypedefDumper.cpp

   1 //===- PrettyTypedefDumper.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 "PrettyTypedefDumper.h"
  11
  12 #include "LinePrinter.h"
  13 #include "PrettyBuiltinDumper.h"
  14 #include "PrettyFunctionDumper.h"
  15 #include "PrettyTypeDumper.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
  25 using namespace llvm;
  26 using namespace llvm::pdb;
  27
  28 TypedefDumper::TypedefDumper(LinePrinter &P) : PDBSymDumper(true), Printer(P) {}
  29
  30 void 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
  39 void TypedefDumper::dump(const PDBSymbolTypeArray &Symbol) {
  40   TypeDumper Dumper(Printer);
  41   Dumper.dump(Symbol);
  42 }
  43
  44 void TypedefDumper::dump(const PDBSymbolTypeBuiltin &Symbol) {
  45   BuiltinDumper Dumper(Printer);
  46   Dumper.start(Symbol);
  47 }
  48
  49 void TypedefDumper::dump(const PDBSymbolTypeEnum &Symbol) {
  50   WithColor(Printer, PDB_ColorItem::Keyword).get() << "enum ";
  51   WithColor(Printer, PDB_ColorItem::Type).get() << " " << Symbol.getName();
  52 }
  53
  54 void TypedefDumper::dump(const PDBSymbolTypePointer &Symbol) {
  55   if (Symbol.isConstType())
  56     WithColor(Printer, PDB_ColorItem::Keyword).get() << "const ";
  57   if (Symbol.isVolatileType())
  58     WithColor(Printer, PDB_ColorItem::Keyword).get() << "volatile ";
  59   auto PointeeType = Symbol.getPointeeType();
  60   if (auto FuncSig = unique_dyn_cast<PDBSymbolTypeFunctionSig>(PointeeType)) {
  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   if (Symbol.getRawSymbol().isRestrictedType())
  72     WithColor(Printer, PDB_ColorItem::Keyword).get() << " __restrict";
  73 }
  74
  75 void TypedefDumper::dump(const PDBSymbolTypeFunctionSig &Symbol) {
  76   FunctionDumper Dumper(Printer);
  77   Dumper.start(Symbol, nullptr, FunctionDumper::PointerType::None);
  78 }
  79
  80 void TypedefDumper::dump(const PDBSymbolTypeUDT &Symbol) {
  81   WithColor(Printer, PDB_ColorItem::Keyword).get() << "class ";
  82   WithColor(Printer, PDB_ColorItem::Type).get() << Symbol.getName();
  83 }