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//===- ClassDefinitionDumper.cpp --------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "ClassDefinitionDumper.h"
#include "EnumDumper.h"
#include "FunctionDumper.h"
#include "LinePrinter.h"
#include "llvm-pdbdump.h"
#include "TypedefDumper.h"
#include "VariableDumper.h"
#include "llvm/DebugInfo/PDB/IPDBSession.h"
#include "llvm/DebugInfo/PDB/PDBExtras.h"
#include "llvm/DebugInfo/PDB/PDBSymbolData.h"
#include "llvm/DebugInfo/PDB/PDBSymbolFunc.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeBaseClass.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeEnum.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypePointer.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeTypedef.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeUDT.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeVTable.h"
#include "llvm/Support/Format.h"
using namespace llvm;
using namespace llvm::pdb;
ClassDefinitionDumper::ClassDefinitionDumper(LinePrinter &P)
: PDBSymDumper(true), Printer(P) {}
void ClassDefinitionDumper::start(const PDBSymbolTypeUDT &Class) {
std::string Name = Class.getName();
WithColor(Printer, PDB_ColorItem::Keyword).get() << Class.getUdtKind() << " ";
WithColor(Printer, PDB_ColorItem::Type).get() << Class.getName();
auto Bases = Class.findAllChildren<PDBSymbolTypeBaseClass>();
if (Bases->getChildCount() > 0) {
Printer.Indent();
Printer.NewLine();
Printer << ":";
uint32_t BaseIndex = 0;
while (auto Base = Bases->getNext()) {
Printer << " ";
WithColor(Printer, PDB_ColorItem::Keyword).get() << Base->getAccess();
if (Base->isVirtualBaseClass())
WithColor(Printer, PDB_ColorItem::Keyword).get() << " virtual";
WithColor(Printer, PDB_ColorItem::Type).get() << " " << Base->getName();
if (++BaseIndex < Bases->getChildCount()) {
Printer.NewLine();
Printer << ",";
}
}
Printer.Unindent();
}
Printer << " {";
auto Children = Class.findAllChildren();
if (Children->getChildCount() == 0) {
Printer << "}";
return;
}
// Try to dump symbols organized by member access level. Public members
// first, then protected, then private. This might be slow, so it's worth
// reconsidering the value of this if performance of large PDBs is a problem.
// NOTE: Access level of nested types is not recorded in the PDB, so we have
// a special case for them.
SymbolGroupByAccess Groups;
Groups.insert(std::make_pair(0, SymbolGroup()));
Groups.insert(std::make_pair((int)PDB_MemberAccess::Private, SymbolGroup()));
Groups.insert(
std::make_pair((int)PDB_MemberAccess::Protected, SymbolGroup()));
Groups.insert(std::make_pair((int)PDB_MemberAccess::Public, SymbolGroup()));
while (auto Child = Children->getNext()) {
PDB_MemberAccess Access = Child->getRawSymbol().getAccess();
if (isa<PDBSymbolTypeBaseClass>(*Child))
continue;
auto &AccessGroup = Groups.find((int)Access)->second;
if (auto Func = dyn_cast<PDBSymbolFunc>(Child.get())) {
if (Func->isCompilerGenerated() && opts::pretty::ExcludeCompilerGenerated)
continue;
if (Func->getLength() == 0 && !Func->isPureVirtual() &&
!Func->isIntroVirtualFunction())
continue;
Child.release();
AccessGroup.Functions.push_back(std::unique_ptr<PDBSymbolFunc>(Func));
} else if (auto Data = dyn_cast<PDBSymbolData>(Child.get())) {
Child.release();
AccessGroup.Data.push_back(std::unique_ptr<PDBSymbolData>(Data));
} else {
AccessGroup.Unknown.push_back(std::move(Child));
}
}
int Count = 0;
Count += dumpAccessGroup((PDB_MemberAccess)0, Groups[0]);
Count += dumpAccessGroup(PDB_MemberAccess::Public,
Groups[(int)PDB_MemberAccess::Public]);
Count += dumpAccessGroup(PDB_MemberAccess::Protected,
Groups[(int)PDB_MemberAccess::Protected]);
Count += dumpAccessGroup(PDB_MemberAccess::Private,
Groups[(int)PDB_MemberAccess::Private]);
if (Count > 0)
Printer.NewLine();
Printer << "}";
}
int ClassDefinitionDumper::dumpAccessGroup(PDB_MemberAccess Access,
const SymbolGroup &Group) {
if (Group.Functions.empty() && Group.Data.empty() && Group.Unknown.empty())
return 0;
int Count = 0;
if (Access == PDB_MemberAccess::Private) {
Printer.NewLine();
WithColor(Printer, PDB_ColorItem::Keyword).get() << "private";
Printer << ":";
} else if (Access == PDB_MemberAccess::Protected) {
Printer.NewLine();
WithColor(Printer, PDB_ColorItem::Keyword).get() << "protected";
Printer << ":";
} else if (Access == PDB_MemberAccess::Public) {
Printer.NewLine();
WithColor(Printer, PDB_ColorItem::Keyword).get() << "public";
Printer << ":";
}
Printer.Indent();
for (auto iter = Group.Functions.begin(), end = Group.Functions.end();
iter != end; ++iter) {
++Count;
(*iter)->dump(*this);
}
for (auto iter = Group.Data.begin(), end = Group.Data.end(); iter != end;
++iter) {
++Count;
(*iter)->dump(*this);
}
for (auto iter = Group.Unknown.begin(), end = Group.Unknown.end();
iter != end; ++iter) {
++Count;
(*iter)->dump(*this);
}
Printer.Unindent();
return Count;
}
void ClassDefinitionDumper::dump(const PDBSymbolTypeBaseClass &Symbol) {}
void ClassDefinitionDumper::dump(const PDBSymbolData &Symbol) {
VariableDumper Dumper(Printer);
Dumper.start(Symbol);
}
void ClassDefinitionDumper::dump(const PDBSymbolFunc &Symbol) {
if (Printer.IsSymbolExcluded(Symbol.getName()))
return;
Printer.NewLine();
FunctionDumper Dumper(Printer);
Dumper.start(Symbol, FunctionDumper::PointerType::None);
}
void ClassDefinitionDumper::dump(const PDBSymbolTypeVTable &Symbol) {}
void ClassDefinitionDumper::dump(const PDBSymbolTypeEnum &Symbol) {
if (Printer.IsTypeExcluded(Symbol.getName()))
return;
Printer.NewLine();
EnumDumper Dumper(Printer);
Dumper.start(Symbol);
}
void ClassDefinitionDumper::dump(const PDBSymbolTypeTypedef &Symbol) {
if (Printer.IsTypeExcluded(Symbol.getName()))
return;
Printer.NewLine();
TypedefDumper Dumper(Printer);
Dumper.start(Symbol);
}
void ClassDefinitionDumper::dump(const PDBSymbolTypeUDT &Symbol) {}
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