llvm/tools/llvm-pdbutil/PrettyTypedefDumper.cpp

   1 //===- PrettyTypedefDumper.cpp - PDBSymDumper impl for typedefs -- * 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 "PrettyTypedefDumper.h"
  10
  11 #include "PrettyBuiltinDumper.h"
  12 #include "PrettyFunctionDumper.h"
  13 #include "PrettyTypeDumper.h"
  14
  15 #include "llvm/DebugInfo/PDB/IPDBLineNumber.h"
  16 #include "llvm/DebugInfo/PDB/IPDBSession.h"
  17 #include "llvm/DebugInfo/PDB/Native/LinePrinter.h"
  18 #include "llvm/DebugInfo/PDB/PDBExtras.h"
  19 #include "llvm/DebugInfo/PDB/PDBSymbolTypeBuiltin.h"
  20 #include "llvm/DebugInfo/PDB/PDBSymbolTypeEnum.h"
  21 #include "llvm/DebugInfo/PDB/PDBSymbolTypeFunctionSig.h"
  22 #include "llvm/DebugInfo/PDB/PDBSymbolTypePointer.h"
  23 #include "llvm/DebugInfo/PDB/PDBSymbolTypeTypedef.h"
  24 #include "llvm/DebugInfo/PDB/PDBSymbolTypeUDT.h"
  25
  26 using namespace llvm;
  27 using namespace llvm::pdb;
  28
  29 TypedefDumper::TypedefDumper(LinePrinter &P) : PDBSymDumper(true), Printer(P) {}
  30
  31 void TypedefDumper::start(const PDBSymbolTypeTypedef &Symbol) {
  32   WithColor(Printer, PDB_ColorItem::Keyword).get() << "typedef ";
  33   uint32_t TargetId = Symbol.getTypeId();
  34   if (auto TypeSymbol = Symbol.getSession().getSymbolById(TargetId))
  35     TypeSymbol->dump(*this);
  36   WithColor(Printer, PDB_ColorItem::Identifier).get() << " "
  37                                                       << Symbol.getName();
  38 }
  39
  40 void TypedefDumper::dump(const PDBSymbolTypeArray &Symbol) {
  41   TypeDumper Dumper(Printer);
  42   Dumper.dump(Symbol);
  43 }
  44
  45 void TypedefDumper::dump(const PDBSymbolTypeBuiltin &Symbol) {
  46   BuiltinDumper Dumper(Printer);
  47   Dumper.start(Symbol);
  48 }
  49
  50 void TypedefDumper::dump(const PDBSymbolTypeEnum &Symbol) {
  51   WithColor(Printer, PDB_ColorItem::Keyword).get() << "enum ";
  52   WithColor(Printer, PDB_ColorItem::Type).get() << " " << Symbol.getName();
  53 }
  54
  55 void TypedefDumper::dump(const PDBSymbolTypePointer &Symbol) {
  56   if (Symbol.isConstType())
  57     WithColor(Printer, PDB_ColorItem::Keyword).get() << "const ";
  58   if (Symbol.isVolatileType())
  59     WithColor(Printer, PDB_ColorItem::Keyword).get() << "volatile ";
  60   auto PointeeType = Symbol.getPointeeType();
  61   if (auto FuncSig = unique_dyn_cast<PDBSymbolTypeFunctionSig>(PointeeType)) {
  62     FunctionDumper::PointerType Pointer = FunctionDumper::PointerType::Pointer;
  63     if (Symbol.isReference())
  64       Pointer = FunctionDumper::PointerType::Reference;
  65     FunctionDumper NestedDumper(Printer);
  66     NestedDumper.start(*FuncSig, nullptr, Pointer);
  67   } else {
  68     PointeeType->dump(*this);
  69     Printer << ((Symbol.isReference()) ? "&" : "*");
  70   }
  71
  72   if (Symbol.getRawSymbol().isRestrictedType())
  73     WithColor(Printer, PDB_ColorItem::Keyword).get() << " __restrict";
  74 }
  75
  76 void TypedefDumper::dump(const PDBSymbolTypeFunctionSig &Symbol) {
  77   FunctionDumper Dumper(Printer);
  78   Dumper.start(Symbol, nullptr, FunctionDumper::PointerType::None);
  79 }
  80
  81 void TypedefDumper::dump(const PDBSymbolTypeUDT &Symbol) {
  82   WithColor(Printer, PDB_ColorItem::Keyword).get() << "class ";
  83   WithColor(Printer, PDB_ColorItem::Type).get() << Symbol.getName();
  84 }