llvm-6502/lib/DebugInfo/PDB/PDBSymbol.cpp
Zachary Turner 1e70854148 Rewrite llvm-pdbdump in terms of LLVMDebugInfoPDB.
This makes llvm-pdbdump available on all platforms, although it
will currently fail to create a dumper if there is no PDB reader
implementation for the current platform.

It implements dumping of compilands and children, which is less
information than was previously available, but it has to be
rewritten from scratch using the new set of interfaces, so the
rest of the functionality will be added back in subsequent commits.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@228755 91177308-0d34-0410-b5e6-96231b3b80d8
2015-02-10 22:43:25 +00:00

139 lines
5.7 KiB
C++

//===- PDBSymbol.cpp - base class for user-facing symbol types --*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include <memory>
#include <utility>
#include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
#include "llvm/DebugInfo/PDB/IPDBRawSymbol.h"
#include "llvm/DebugInfo/PDB/PDBSymbol.h"
#include "llvm/DebugInfo/PDB/PDBSymbolAnnotation.h"
#include "llvm/DebugInfo/PDB/PDBSymbolBlock.h"
#include "llvm/DebugInfo/PDB/PDBSymbolCompiland.h"
#include "llvm/DebugInfo/PDB/PDBSymbolCompilandDetails.h"
#include "llvm/DebugInfo/PDB/PDBSymbolCompilandEnv.h"
#include "llvm/DebugInfo/PDB/PDBSymbolCustom.h"
#include "llvm/DebugInfo/PDB/PDBSymbolData.h"
#include "llvm/DebugInfo/PDB/PDBSymbolExe.h"
#include "llvm/DebugInfo/PDB/PDBSymbolFunc.h"
#include "llvm/DebugInfo/PDB/PDBSymbolFuncDebugEnd.h"
#include "llvm/DebugInfo/PDB/PDBSymbolFuncDebugStart.h"
#include "llvm/DebugInfo/PDB/PDBSymbolLabel.h"
#include "llvm/DebugInfo/PDB/PDBSymbolPublicSymbol.h"
#include "llvm/DebugInfo/PDB/PDBSymbolThunk.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeArray.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeBaseClass.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeBuiltin.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeCustom.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeDimension.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeEnum.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeFriend.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeFunctionArg.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeFunctionSig.h"
#include "llvm/DebugInfo/PDB/PDBSymbolTypeManaged.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/DebugInfo/PDB/PDBSymbolTypeVTableShape.h"
#include "llvm/DebugInfo/PDB/PDBSymbolUnknown.h"
#include "llvm/DebugInfo/PDB/PDBSymbolUsingNamespace.h"
using namespace llvm;
PDBSymbol::PDBSymbol(const IPDBSession &PDBSession,
std::unique_ptr<IPDBRawSymbol> Symbol)
: Session(PDBSession), RawSymbol(std::move(Symbol)) {}
PDBSymbol::~PDBSymbol() {}
#define FACTORY_SYMTAG_CASE(Tag, Type) \
case PDB_SymType::Tag: \
return std::unique_ptr<PDBSymbol>(new Type(PDBSession, std::move(Symbol)));
std::unique_ptr<PDBSymbol>
PDBSymbol::create(const IPDBSession &PDBSession,
std::unique_ptr<IPDBRawSymbol> Symbol) {
switch (Symbol->getSymTag()) {
FACTORY_SYMTAG_CASE(Exe, PDBSymbolExe)
FACTORY_SYMTAG_CASE(Compiland, PDBSymbolCompiland)
FACTORY_SYMTAG_CASE(CompilandDetails, PDBSymbolCompilandDetails)
FACTORY_SYMTAG_CASE(CompilandEnv, PDBSymbolCompilandEnv)
FACTORY_SYMTAG_CASE(Function, PDBSymbolFunc)
FACTORY_SYMTAG_CASE(Block, PDBSymbolBlock)
FACTORY_SYMTAG_CASE(Data, PDBSymbolData)
FACTORY_SYMTAG_CASE(Annotation, PDBSymbolAnnotation)
FACTORY_SYMTAG_CASE(Label, PDBSymbolLabel)
FACTORY_SYMTAG_CASE(PublicSymbol, PDBSymbolPublicSymbol)
FACTORY_SYMTAG_CASE(UDT, PDBSymbolTypeUDT)
FACTORY_SYMTAG_CASE(Enum, PDBSymbolTypeEnum)
FACTORY_SYMTAG_CASE(FunctionSig, PDBSymbolTypeFunctionSig)
FACTORY_SYMTAG_CASE(PointerType, PDBSymbolTypePointer)
FACTORY_SYMTAG_CASE(ArrayType, PDBSymbolTypeArray)
FACTORY_SYMTAG_CASE(BuiltinType, PDBSymbolTypeBuiltin)
FACTORY_SYMTAG_CASE(Typedef, PDBSymbolTypeTypedef)
FACTORY_SYMTAG_CASE(BaseClass, PDBSymbolTypeBaseClass)
FACTORY_SYMTAG_CASE(Friend, PDBSymbolTypeFriend)
FACTORY_SYMTAG_CASE(FunctionArg, PDBSymbolTypeFunctionArg)
FACTORY_SYMTAG_CASE(FuncDebugStart, PDBSymbolFuncDebugStart)
FACTORY_SYMTAG_CASE(FuncDebugEnd, PDBSymbolFuncDebugEnd)
FACTORY_SYMTAG_CASE(UsingNamespace, PDBSymbolUsingNamespace)
FACTORY_SYMTAG_CASE(VTableShape, PDBSymbolTypeVTableShape)
FACTORY_SYMTAG_CASE(VTable, PDBSymbolTypeVTable)
FACTORY_SYMTAG_CASE(Custom, PDBSymbolCustom)
FACTORY_SYMTAG_CASE(Thunk, PDBSymbolThunk)
FACTORY_SYMTAG_CASE(CustomType, PDBSymbolTypeCustom)
FACTORY_SYMTAG_CASE(ManagedType, PDBSymbolTypeManaged)
FACTORY_SYMTAG_CASE(Dimension, PDBSymbolTypeDimension)
default:
return std::unique_ptr<PDBSymbol>(
new PDBSymbolUnknown(PDBSession, std::move(Symbol)));
}
}
void PDBSymbol::defaultDump(raw_ostream &OS, int Indent,
PDB_DumpLevel Level) const {
RawSymbol->dump(OS, Indent, Level);
}
PDB_SymType PDBSymbol::getSymTag() const { return RawSymbol->getSymTag(); }
std::unique_ptr<IPDBEnumSymbols> PDBSymbol::findChildren(PDB_SymType Type) const {
return RawSymbol->findChildren(Type);
}
std::unique_ptr<IPDBEnumSymbols>
PDBSymbol::findChildren(PDB_SymType Type, StringRef Name,
PDB_NameSearchFlags Flags) const {
return RawSymbol->findChildren(Type, Name, Flags);
}
std::unique_ptr<IPDBEnumSymbols>
PDBSymbol::findChildrenByRVA(PDB_SymType Type, StringRef Name,
PDB_NameSearchFlags Flags, uint32_t RVA) const {
return RawSymbol->findChildrenByRVA(Type, Name, Flags, RVA);
}
std::unique_ptr<IPDBEnumSymbols>
PDBSymbol::findInlineFramesByRVA(uint32_t RVA) const {
return RawSymbol->findInlineFramesByRVA(RVA);
}
std::unique_ptr<IPDBEnumSymbols>
PDBSymbol::getChildStats(TagStats &Stats) const {
std::unique_ptr<IPDBEnumSymbols> Result(findChildren(PDB_SymType::None));
Stats.clear();
while (auto Child = Result->getNext()) {
++Stats[Child->getSymTag()];
}
Result->reset();
return Result;
}