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llvm-project/llvm/tools/llvm-pdbdump/LLVMOutputStyle.cpp

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//===- LLVMOutputStyle.cpp ------------------------------------ *- C++ --*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "LLVMOutputStyle.h"
#include "llvm-pdbdump.h"
#include "llvm/DebugInfo/CodeView/EnumTables.h"
#include "llvm/DebugInfo/CodeView/ModuleSubstreamVisitor.h"
#include "llvm/DebugInfo/CodeView/SymbolDumper.h"
#include "llvm/DebugInfo/MSF/MappedBlockStream.h"
#include "llvm/DebugInfo/MSF/StreamReader.h"
#include "llvm/DebugInfo/PDB/PDBExtras.h"
#include "llvm/DebugInfo/PDB/Raw/DbiStream.h"
#include "llvm/DebugInfo/PDB/Raw/EnumTables.h"
#include "llvm/DebugInfo/PDB/Raw/GlobalsStream.h"
#include "llvm/DebugInfo/PDB/Raw/ISectionContribVisitor.h"
#include "llvm/DebugInfo/PDB/Raw/InfoStream.h"
#include "llvm/DebugInfo/PDB/Raw/ModInfo.h"
#include "llvm/DebugInfo/PDB/Raw/ModStream.h"
#include "llvm/DebugInfo/PDB/Raw/PDBFile.h"
#include "llvm/DebugInfo/PDB/Raw/PublicsStream.h"
#include "llvm/DebugInfo/PDB/Raw/RawError.h"
#include "llvm/DebugInfo/PDB/Raw/TpiStream.h"
#include "llvm/Object/COFF.h"
#include <unordered_map>
using namespace llvm;
using namespace llvm::codeview;
using namespace llvm::msf;
using namespace llvm::pdb;
namespace {
struct PageStats {
explicit PageStats(const BitVector &FreePages)
: Upm(FreePages), ActualUsedPages(FreePages.size()),
MultiUsePages(FreePages.size()), UseAfterFreePages(FreePages.size()) {
const_cast<BitVector &>(Upm).flip();
// To calculate orphaned pages, we start with the set of pages that the
// MSF thinks are used. Each time we find one that actually *is* used,
// we unset it. Whichever bits remain set at the end are orphaned.
OrphanedPages = Upm;
}
// The inverse of the MSF File's copy of the Fpm. The basis for which we
// determine the allocation status of each page.
const BitVector Upm;
// Pages which are marked as used in the FPM and are used at least once.
BitVector ActualUsedPages;
// Pages which are marked as used in the FPM but are used more than once.
BitVector MultiUsePages;
// Pages which are marked as used in the FPM but are not used at all.
BitVector OrphanedPages;
// Pages which are marked free in the FPM but are used.
BitVector UseAfterFreePages;
};
}
static void recordKnownUsedPage(PageStats &Stats, uint32_t UsedIndex) {
if (Stats.Upm.test(UsedIndex)) {
if (Stats.ActualUsedPages.test(UsedIndex))
Stats.MultiUsePages.set(UsedIndex);
Stats.ActualUsedPages.set(UsedIndex);
Stats.OrphanedPages.reset(UsedIndex);
} else {
// The MSF doesn't think this page is used, but it is.
Stats.UseAfterFreePages.set(UsedIndex);
}
}
static void printSectionOffset(llvm::raw_ostream &OS,
const SectionOffset &Off) {
OS << Off.Off << ", " << Off.Isect;
}
LLVMOutputStyle::LLVMOutputStyle(PDBFile &File)
: File(File), P(outs()), Dumper(&P, false) {}
Error LLVMOutputStyle::dump() {
if (auto EC = dumpFileHeaders())
return EC;
if (auto EC = dumpStreamSummary())
return EC;
if (auto EC = dumpFreePageMap())
return EC;
if (auto EC = dumpStreamBlocks())
return EC;
if (auto EC = dumpBlockRanges())
return EC;
if (auto EC = dumpStreamBytes())
return EC;
if (auto EC = dumpInfoStream())
return EC;
if (auto EC = dumpTpiStream(StreamTPI))
return EC;
if (auto EC = dumpTpiStream(StreamIPI))
return EC;
if (auto EC = dumpDbiStream())
return EC;
if (auto EC = dumpSectionContribs())
return EC;
if (auto EC = dumpSectionMap())
return EC;
if (auto EC = dumpGlobalsStream())
return EC;
if (auto EC = dumpPublicsStream())
return EC;
if (auto EC = dumpSectionHeaders())
return EC;
if (auto EC = dumpFpoStream())
return EC;
flush();
return Error::success();
}
Error LLVMOutputStyle::dumpFileHeaders() {
if (!opts::raw::DumpHeaders)
return Error::success();
DictScope D(P, "FileHeaders");
P.printNumber("BlockSize", File.getBlockSize());
P.printNumber("FreeBlockMap", File.getFreeBlockMapBlock());
P.printNumber("NumBlocks", File.getBlockCount());
P.printNumber("NumDirectoryBytes", File.getNumDirectoryBytes());
P.printNumber("Unknown1", File.getUnknown1());
P.printNumber("BlockMapAddr", File.getBlockMapIndex());
P.printNumber("NumDirectoryBlocks", File.getNumDirectoryBlocks());
// The directory is not contiguous. Instead, the block map contains a
// contiguous list of block numbers whose contents, when concatenated in
// order, make up the directory.
P.printList("DirectoryBlocks", File.getDirectoryBlockArray());
P.printNumber("NumStreams", File.getNumStreams());
return Error::success();
}
void LLVMOutputStyle::discoverStreamPurposes() {
if (!StreamPurposes.empty())
return;
// It's OK if we fail to load some of these streams, we still attempt to print
// what we can.
auto Dbi = File.getPDBDbiStream();
auto Tpi = File.getPDBTpiStream();
auto Ipi = File.getPDBIpiStream();
auto Info = File.getPDBInfoStream();
uint32_t StreamCount = File.getNumStreams();
std::unordered_map<uint16_t, const ModuleInfoEx *> ModStreams;
std::unordered_map<uint16_t, std::string> NamedStreams;
if (Dbi) {
for (auto &ModI : Dbi->modules()) {
uint16_t SN = ModI.Info.getModuleStreamIndex();
ModStreams[SN] = &ModI;
}
}
if (Info) {
for (auto &NSE : Info->named_streams()) {
NamedStreams[NSE.second] = NSE.first();
}
}
StreamPurposes.resize(StreamCount);
for (uint16_t StreamIdx = 0; StreamIdx < StreamCount; ++StreamIdx) {
std::string Value;
if (StreamIdx == OldMSFDirectory)
Value = "Old MSF Directory";
else if (StreamIdx == StreamPDB)
Value = "PDB Stream";
else if (StreamIdx == StreamDBI)
Value = "DBI Stream";
else if (StreamIdx == StreamTPI)
Value = "TPI Stream";
else if (StreamIdx == StreamIPI)
Value = "IPI Stream";
else if (Dbi && StreamIdx == Dbi->getGlobalSymbolStreamIndex())
Value = "Global Symbol Hash";
else if (Dbi && StreamIdx == Dbi->getPublicSymbolStreamIndex())
Value = "Public Symbol Hash";
else if (Dbi && StreamIdx == Dbi->getSymRecordStreamIndex())
Value = "Public Symbol Records";
else if (Tpi && StreamIdx == Tpi->getTypeHashStreamIndex())
Value = "TPI Hash";
else if (Tpi && StreamIdx == Tpi->getTypeHashStreamAuxIndex())
Value = "TPI Aux Hash";
else if (Ipi && StreamIdx == Ipi->getTypeHashStreamIndex())
Value = "IPI Hash";
else if (Ipi && StreamIdx == Ipi->getTypeHashStreamAuxIndex())
Value = "IPI Aux Hash";
else if (Dbi &&
StreamIdx == Dbi->getDebugStreamIndex(DbgHeaderType::Exception))
Value = "Exception Data";
else if (Dbi && StreamIdx == Dbi->getDebugStreamIndex(DbgHeaderType::Fixup))
Value = "Fixup Data";
else if (Dbi && StreamIdx == Dbi->getDebugStreamIndex(DbgHeaderType::FPO))
Value = "FPO Data";
else if (Dbi &&
StreamIdx == Dbi->getDebugStreamIndex(DbgHeaderType::NewFPO))
Value = "New FPO Data";
else if (Dbi &&
StreamIdx == Dbi->getDebugStreamIndex(DbgHeaderType::OmapFromSrc))
Value = "Omap From Source Data";
else if (Dbi &&
StreamIdx == Dbi->getDebugStreamIndex(DbgHeaderType::OmapToSrc))
Value = "Omap To Source Data";
else if (Dbi && StreamIdx == Dbi->getDebugStreamIndex(DbgHeaderType::Pdata))
Value = "Pdata";
else if (Dbi &&
StreamIdx == Dbi->getDebugStreamIndex(DbgHeaderType::SectionHdr))
Value = "Section Header Data";
else if (Dbi &&
StreamIdx ==
Dbi->getDebugStreamIndex(DbgHeaderType::SectionHdrOrig))
Value = "Section Header Original Data";
else if (Dbi &&
StreamIdx == Dbi->getDebugStreamIndex(DbgHeaderType::TokenRidMap))
Value = "Token Rid Data";
else if (Dbi && StreamIdx == Dbi->getDebugStreamIndex(DbgHeaderType::Xdata))
Value = "Xdata";
else {
auto ModIter = ModStreams.find(StreamIdx);
auto NSIter = NamedStreams.find(StreamIdx);
if (ModIter != ModStreams.end()) {
Value = "Module \"";
Value += ModIter->second->Info.getModuleName().str();
Value += "\"";
} else if (NSIter != NamedStreams.end()) {
Value = "Named Stream \"";
Value += NSIter->second;
Value += "\"";
} else {
Value = "???";
}
}
StreamPurposes[StreamIdx] = Value;
}
// Consume errors from missing streams.
if (!Dbi)
consumeError(Dbi.takeError());
if (!Tpi)
consumeError(Tpi.takeError());
if (!Ipi)
consumeError(Ipi.takeError());
if (!Info)
consumeError(Info.takeError());
}
Error LLVMOutputStyle::dumpStreamSummary() {
if (!opts::raw::DumpStreamSummary)
return Error::success();
discoverStreamPurposes();
uint32_t StreamCount = File.getNumStreams();
ListScope L(P, "Streams");
for (uint16_t StreamIdx = 0; StreamIdx < StreamCount; ++StreamIdx) {
std::string Label("Stream ");
Label += to_string(StreamIdx);
std::string Value = "[" + StreamPurposes[StreamIdx] + "] (";
Value += to_string(File.getStreamByteSize(StreamIdx));
Value += " bytes)";
P.printString(Label, Value);
}
P.flush();
return Error::success();
}
Error LLVMOutputStyle::dumpFreePageMap() {
if (!opts::raw::DumpPageStats)
return Error::success();
// Start with used pages instead of free pages because
// the number of free pages is far larger than used pages.
BitVector FPM = File.getMsfLayout().FreePageMap;
PageStats PS(FPM);
recordKnownUsedPage(PS, 0); // MSF Super Block
uint32_t BlocksPerSection = msf::getFpmIntervalLength(File.getMsfLayout());
uint32_t NumSections = msf::getNumFpmIntervals(File.getMsfLayout());
for (uint32_t I = 0; I < NumSections; ++I) {
uint32_t Fpm0 = 1 + BlocksPerSection * I;
// 2 Fpm blocks spaced at `getBlockSize()` block intervals
recordKnownUsedPage(PS, Fpm0);
recordKnownUsedPage(PS, Fpm0 + 1);
}
recordKnownUsedPage(PS, File.getBlockMapIndex()); // Stream Table
for (auto DB : File.getDirectoryBlockArray())
recordKnownUsedPage(PS, DB);
// Record pages used by streams. Note that pages for stream 0
// are considered being unused because that's what MSVC tools do.
// Stream 0 doesn't contain actual data, so it makes some sense,
// though it's a bit confusing to us.
for (auto &SE : File.getStreamMap().drop_front(1))
for (auto &S : SE)
recordKnownUsedPage(PS, S);
dumpBitVector("Msf Free Pages", FPM);
dumpBitVector("Orphaned Pages", PS.OrphanedPages);
dumpBitVector("Multiply Used Pages", PS.MultiUsePages);
dumpBitVector("Use After Free Pages", PS.UseAfterFreePages);
return Error::success();
}
void LLVMOutputStyle::dumpBitVector(StringRef Name, const BitVector &V) {
std::vector<uint32_t> Vec;
for (uint32_t I = 0, E = V.size(); I != E; ++I)
if (V[I])
Vec.push_back(I);
P.printList(Name, Vec);
}
Error LLVMOutputStyle::dumpGlobalsStream() {
if (!opts::raw::DumpGlobals)
return Error::success();
if (!File.hasPDBGlobalsStream()) {
P.printString("Globals Stream not present");
return Error::success();
}
auto Globals = File.getPDBGlobalsStream();
if (!Globals)
return Globals.takeError();
DictScope D(P, "Globals Stream");
auto Dbi = File.getPDBDbiStream();
if (!Dbi)
return Dbi.takeError();
P.printNumber("Stream number", Dbi->getGlobalSymbolStreamIndex());
P.printNumber("Number of buckets", Globals->getNumBuckets());
P.printList("Hash Buckets", Globals->getHashBuckets());
return Error::success();
}
Error LLVMOutputStyle::dumpStreamBlocks() {
if (!opts::raw::DumpStreamBlocks)
return Error::success();
ListScope L(P, "StreamBlocks");
uint32_t StreamCount = File.getNumStreams();
for (uint32_t StreamIdx = 0; StreamIdx < StreamCount; ++StreamIdx) {
std::string Name("Stream ");
Name += to_string(StreamIdx);
auto StreamBlocks = File.getStreamBlockList(StreamIdx);
P.printList(Name, StreamBlocks);
}
return Error::success();
}
Error LLVMOutputStyle::dumpBlockRanges() {
if (!opts::raw::DumpBlockRange.hasValue())
return Error::success();
auto &R = *opts::raw::DumpBlockRange;
uint32_t Max = R.Max.getValueOr(R.Min);
if (Max < R.Min)
return make_error<StringError>(
"Invalid block range specified. Max < Min",
std::make_error_code(std::errc::bad_address));
if (Max >= File.getBlockCount())
return make_error<StringError>(
"Invalid block range specified. Requested block out of bounds",
std::make_error_code(std::errc::bad_address));
DictScope D(P, "Block Data");
for (uint32_t I = R.Min; I <= Max; ++I) {
auto ExpectedData = File.getBlockData(I, File.getBlockSize());
if (!ExpectedData)
return ExpectedData.takeError();
std::string Label;
llvm::raw_string_ostream S(Label);
S << "Block " << I;
S.flush();
P.printBinaryBlock(Label, *ExpectedData);
}
return Error::success();
}
Error LLVMOutputStyle::dumpStreamBytes() {
if (opts::raw::DumpStreamData.empty())
return Error::success();
discoverStreamPurposes();
DictScope D(P, "Stream Data");
for (uint32_t SI : opts::raw::DumpStreamData) {
if (SI >= File.getNumStreams())
return make_error<RawError>(raw_error_code::no_stream);
auto S = MappedBlockStream::createIndexedStream(File.getMsfLayout(),
File.getMsfBuffer(), SI);
if (!S)
continue;
DictScope DD(P, "Stream");
P.printNumber("Index", SI);
P.printString("Type", StreamPurposes[SI]);
P.printNumber("Size", S->getLength());
auto Blocks = File.getMsfLayout().StreamMap[SI];
P.printList("Blocks", Blocks);
StreamReader R(*S);
ArrayRef<uint8_t> StreamData;
if (auto EC = R.readBytes(StreamData, S->getLength()))
return EC;
P.printBinaryBlock("Data", StreamData);
}
return Error::success();
}
Error LLVMOutputStyle::dumpInfoStream() {
if (!opts::raw::DumpHeaders)
return Error::success();
if (!File.hasPDBInfoStream()) {
P.printString("PDB Stream not present");
return Error::success();
}
auto IS = File.getPDBInfoStream();
if (!IS)
return IS.takeError();
DictScope D(P, "PDB Stream");
P.printNumber("Version", IS->getVersion());
P.printHex("Signature", IS->getSignature());
P.printNumber("Age", IS->getAge());
P.printObject("Guid", IS->getGuid());
return Error::success();
}
static void printTypeIndexOffset(raw_ostream &OS,
const TypeIndexOffset &TIOff) {
OS << "{" << TIOff.Type.getIndex() << ", " << TIOff.Offset << "}";
}
static void dumpTpiHash(ScopedPrinter &P, TpiStream &Tpi) {
if (!opts::raw::DumpTpiHash)
return;
DictScope DD(P, "Hash");
P.printNumber("Number of Hash Buckets", Tpi.NumHashBuckets());
P.printNumber("Hash Key Size", Tpi.getHashKeySize());
P.printList("Values", Tpi.getHashValues());
P.printList("Type Index Offsets", Tpi.getTypeIndexOffsets(),
printTypeIndexOffset);
P.printList("Hash Adjustments", Tpi.getHashAdjustments(),
printTypeIndexOffset);
}
Error LLVMOutputStyle::dumpTpiStream(uint32_t StreamIdx) {
assert(StreamIdx == StreamTPI || StreamIdx == StreamIPI);
bool DumpRecordBytes = false;
bool DumpRecords = false;
StringRef Label;
StringRef VerLabel;
if (StreamIdx == StreamTPI) {
if (!File.hasPDBTpiStream()) {
P.printString("Type Info Stream (TPI) not present");
return Error::success();
}
DumpRecordBytes = opts::raw::DumpTpiRecordBytes;
DumpRecords = opts::raw::DumpTpiRecords;
Label = "Type Info Stream (TPI)";
VerLabel = "TPI Version";
} else if (StreamIdx == StreamIPI) {
if (!File.hasPDBIpiStream()) {
P.printString("Type Info Stream (IPI) not present");
return Error::success();
}
DumpRecordBytes = opts::raw::DumpIpiRecordBytes;
DumpRecords = opts::raw::DumpIpiRecords;
Label = "Type Info Stream (IPI)";
VerLabel = "IPI Version";
}
if (!DumpRecordBytes && !DumpRecords && !opts::raw::DumpModuleSyms)
return Error::success();
auto Tpi = (StreamIdx == StreamTPI) ? File.getPDBTpiStream()
: File.getPDBIpiStream();
if (!Tpi)
return Tpi.takeError();
if (DumpRecords || DumpRecordBytes) {
DictScope D(P, Label);
P.printNumber(VerLabel, Tpi->getTpiVersion());
P.printNumber("Record count", Tpi->NumTypeRecords());
ListScope L(P, "Records");
bool HadError = false;
for (auto &Type : Tpi->types(&HadError)) {
DictScope DD(P, "");
if (DumpRecords) {
if (auto EC = Dumper.dump(Type))
return EC;
}
if (DumpRecordBytes)
P.printBinaryBlock("Bytes", Type.content());
}
dumpTpiHash(P, *Tpi);
if (HadError)
return make_error<RawError>(raw_error_code::corrupt_file,
"TPI stream contained corrupt record");
} else if (opts::raw::DumpModuleSyms) {
// Even if the user doesn't want to dump type records, we still need to
// iterate them in order to build the list of types so that we can print
// them when dumping module symbols. So when they want to dump symbols
// but not types, use a null output stream.
ScopedPrinter *OldP = Dumper.getPrinter();
Dumper.setPrinter(nullptr);
bool HadError = false;
for (auto &Type : Tpi->types(&HadError)) {
if (auto EC = Dumper.dump(Type))
return EC;
}
Dumper.setPrinter(OldP);
dumpTpiHash(P, *Tpi);
if (HadError)
return make_error<RawError>(raw_error_code::corrupt_file,
"TPI stream contained corrupt record");
}
P.flush();
return Error::success();
}
Error LLVMOutputStyle::dumpDbiStream() {
bool DumpModules = opts::raw::DumpModules || opts::raw::DumpModuleSyms ||
opts::raw::DumpModuleFiles || opts::raw::DumpLineInfo;
if (!opts::raw::DumpHeaders && !DumpModules)
return Error::success();
if (!File.hasPDBDbiStream()) {
P.printString("DBI Stream not present");
return Error::success();
}
auto DS = File.getPDBDbiStream();
if (!DS)
return DS.takeError();
DictScope D(P, "DBI Stream");
P.printNumber("Dbi Version", DS->getDbiVersion());
P.printNumber("Age", DS->getAge());
P.printBoolean("Incremental Linking", DS->isIncrementallyLinked());
P.printBoolean("Has CTypes", DS->hasCTypes());
P.printBoolean("Is Stripped", DS->isStripped());
P.printObject("Machine Type", DS->getMachineType());
P.printNumber("Symbol Record Stream Index", DS->getSymRecordStreamIndex());
P.printNumber("Public Symbol Stream Index", DS->getPublicSymbolStreamIndex());
P.printNumber("Global Symbol Stream Index", DS->getGlobalSymbolStreamIndex());
uint16_t Major = DS->getBuildMajorVersion();
uint16_t Minor = DS->getBuildMinorVersion();
P.printVersion("Toolchain Version", Major, Minor);
std::string DllName;
raw_string_ostream DllStream(DllName);
DllStream << "mspdb" << Major << Minor << ".dll version";
DllStream.flush();
P.printVersion(DllName, Major, Minor, DS->getPdbDllVersion());
if (DumpModules) {
ListScope L(P, "Modules");
for (auto &Modi : DS->modules()) {
DictScope DD(P);
P.printString("Name", Modi.Info.getModuleName().str());
P.printNumber("Debug Stream Index", Modi.Info.getModuleStreamIndex());
P.printString("Object File Name", Modi.Info.getObjFileName().str());
P.printNumber("Num Files", Modi.Info.getNumberOfFiles());
P.printNumber("Source File Name Idx", Modi.Info.getSourceFileNameIndex());
P.printNumber("Pdb File Name Idx", Modi.Info.getPdbFilePathNameIndex());
P.printNumber("Line Info Byte Size", Modi.Info.getLineInfoByteSize());
P.printNumber("C13 Line Info Byte Size",
Modi.Info.getC13LineInfoByteSize());
P.printNumber("Symbol Byte Size", Modi.Info.getSymbolDebugInfoByteSize());
P.printNumber("Type Server Index", Modi.Info.getTypeServerIndex());
P.printBoolean("Has EC Info", Modi.Info.hasECInfo());
if (opts::raw::DumpModuleFiles) {
std::string FileListName =
to_string(Modi.SourceFiles.size()) + " Contributing Source Files";
ListScope LL(P, FileListName);
for (auto File : Modi.SourceFiles)
P.printString(File.str());
}
bool HasModuleDI =
(Modi.Info.getModuleStreamIndex() < File.getNumStreams());
bool ShouldDumpSymbols =
(opts::raw::DumpModuleSyms || opts::raw::DumpSymRecordBytes);
if (HasModuleDI && (ShouldDumpSymbols || opts::raw::DumpLineInfo)) {
auto ModStreamData = MappedBlockStream::createIndexedStream(
File.getMsfLayout(), File.getMsfBuffer(),
Modi.Info.getModuleStreamIndex());
ModStream ModS(Modi.Info, std::move(ModStreamData));
if (auto EC = ModS.reload())
return EC;
if (ShouldDumpSymbols) {
ListScope SS(P, "Symbols");
codeview::CVSymbolDumper SD(P, Dumper, nullptr, false);
bool HadError = false;
for (auto S : ModS.symbols(&HadError)) {
DictScope LL(P, "");
if (opts::raw::DumpModuleSyms) {
if (auto EC = SD.dump(S)) {
llvm::consumeError(std::move(EC));
HadError = true;
break;
}
}
if (opts::raw::DumpSymRecordBytes)
P.printBinaryBlock("Bytes", S.content());
}
if (HadError)
return make_error<RawError>(
raw_error_code::corrupt_file,
"DBI stream contained corrupt symbol record");
}
if (opts::raw::DumpLineInfo) {
ListScope SS(P, "LineInfo");
bool HadError = false;
// Define a locally scoped visitor to print the different
// substream types types.
class RecordVisitor : public codeview::IModuleSubstreamVisitor {
public:
RecordVisitor(ScopedPrinter &P, PDBFile &F) : P(P), F(F) {}
Error visitUnknown(ModuleSubstreamKind Kind,
ReadableStreamRef Stream) override {
DictScope DD(P, "Unknown");
ArrayRef<uint8_t> Data;
StreamReader R(Stream);
if (auto EC = R.readBytes(Data, R.bytesRemaining())) {
return make_error<RawError>(
raw_error_code::corrupt_file,
"DBI stream contained corrupt line info record");
}
P.printBinaryBlock("Data", Data);
return Error::success();
}
Error
visitFileChecksums(ReadableStreamRef Data,
const FileChecksumArray &Checksums) override {
DictScope DD(P, "FileChecksums");
for (const auto &C : Checksums) {
DictScope DDD(P, "Checksum");
if (auto Result = getFileNameForOffset(C.FileNameOffset))
P.printString("FileName", Result.get());
else
return Result.takeError();
P.flush();
P.printEnum("Kind", uint8_t(C.Kind), getFileChecksumNames());
P.printBinaryBlock("Checksum", C.Checksum);
}
return Error::success();
}
Error visitLines(ReadableStreamRef Data,
const LineSubstreamHeader *Header,
const LineInfoArray &Lines) override {
DictScope DD(P, "Lines");
for (const auto &L : Lines) {
if (auto Result = getFileNameForOffset2(L.NameIndex))
P.printString("FileName", Result.get());
else
return Result.takeError();
P.flush();
for (const auto &N : L.LineNumbers) {
DictScope DDD(P, "Line");
LineInfo LI(N.Flags);
P.printNumber("Offset", N.Offset);
if (LI.isAlwaysStepInto())
P.printString("StepInto", StringRef("Always"));
else if (LI.isNeverStepInto())
P.printString("StepInto", StringRef("Never"));
else
P.printNumber("LineNumberStart", LI.getStartLine());
P.printNumber("EndDelta", LI.getLineDelta());
P.printBoolean("IsStatement", LI.isStatement());
}
for (const auto &C : L.Columns) {
DictScope DDD(P, "Column");
P.printNumber("Start", C.StartColumn);
P.printNumber("End", C.EndColumn);
}
}
return Error::success();
}
private:
Expected<StringRef> getFileNameForOffset(uint32_t Offset) {
auto ST = F.getStringTable();
if (!ST)
return ST.takeError();
return ST->getStringForID(Offset);
}
Expected<StringRef> getFileNameForOffset2(uint32_t Offset) {
auto DS = F.getPDBDbiStream();
if (!DS)
return DS.takeError();
return DS->getFileNameForIndex(Offset);
}
ScopedPrinter &P;
PDBFile &F;
};
RecordVisitor V(P, File);
for (const auto &L : ModS.lines(&HadError)) {
if (auto EC = codeview::visitModuleSubstream(L, V))
return EC;
}
}
}
}
}
return Error::success();
}
Error LLVMOutputStyle::dumpSectionContribs() {
if (!opts::raw::DumpSectionContribs)
return Error::success();
if (!File.hasPDBDbiStream()) {
P.printString("DBI Stream not present");
return Error::success();
}
auto Dbi = File.getPDBDbiStream();
if (!Dbi)
return Dbi.takeError();
ListScope L(P, "Section Contributions");
class Visitor : public ISectionContribVisitor {
public:
Visitor(ScopedPrinter &P, DbiStream &DS) : P(P), DS(DS) {}
void visit(const SectionContrib &SC) override {
DictScope D(P, "Contribution");
P.printNumber("ISect", SC.ISect);
P.printNumber("Off", SC.Off);
P.printNumber("Size", SC.Size);
P.printFlags("Characteristics", SC.Characteristics,
codeview::getImageSectionCharacteristicNames(),
COFF::SectionCharacteristics(0x00F00000));
{
DictScope DD(P, "Module");
P.printNumber("Index", SC.Imod);
auto M = DS.modules();
if (M.size() > SC.Imod) {
P.printString("Name", M[SC.Imod].Info.getModuleName());
}
}
P.printNumber("Data CRC", SC.DataCrc);
P.printNumber("Reloc CRC", SC.RelocCrc);
P.flush();
}
void visit(const SectionContrib2 &SC) override {
visit(SC.Base);
P.printNumber("ISect Coff", SC.ISectCoff);
P.flush();
}
private:
ScopedPrinter &P;
DbiStream &DS;
};
Visitor V(P, *Dbi);
Dbi->visitSectionContributions(V);
return Error::success();
}
Error LLVMOutputStyle::dumpSectionMap() {
if (!opts::raw::DumpSectionMap)
return Error::success();
if (!File.hasPDBDbiStream()) {
P.printString("DBI Stream not present");
return Error::success();
}
auto Dbi = File.getPDBDbiStream();
if (!Dbi)
return Dbi.takeError();
ListScope L(P, "Section Map");
for (auto &M : Dbi->getSectionMap()) {
DictScope D(P, "Entry");
P.printFlags("Flags", M.Flags, getOMFSegMapDescFlagNames());
P.printNumber("Ovl", M.Ovl);
P.printNumber("Group", M.Group);
P.printNumber("Frame", M.Frame);
P.printNumber("SecName", M.SecName);
P.printNumber("ClassName", M.ClassName);
P.printNumber("Offset", M.Offset);
P.printNumber("SecByteLength", M.SecByteLength);
P.flush();
}
return Error::success();
}
Error LLVMOutputStyle::dumpPublicsStream() {
if (!opts::raw::DumpPublics)
return Error::success();
if (!File.hasPDBPublicsStream()) {
P.printString("Publics Stream not present");
return Error::success();
}
auto Publics = File.getPDBPublicsStream();
if (!Publics)
return Publics.takeError();
DictScope D(P, "Publics Stream");
auto Dbi = File.getPDBDbiStream();
if (!Dbi)
return Dbi.takeError();
P.printNumber("Stream number", Dbi->getPublicSymbolStreamIndex());
P.printNumber("SymHash", Publics->getSymHash());
P.printNumber("AddrMap", Publics->getAddrMap());
P.printNumber("Number of buckets", Publics->getNumBuckets());
P.printList("Hash Buckets", Publics->getHashBuckets());
P.printList("Address Map", Publics->getAddressMap());
P.printList("Thunk Map", Publics->getThunkMap());
P.printList("Section Offsets", Publics->getSectionOffsets(),
printSectionOffset);
ListScope L(P, "Symbols");
codeview::CVSymbolDumper SD(P, Dumper, nullptr, false);
bool HadError = false;
for (auto S : Publics->getSymbols(&HadError)) {
DictScope DD(P, "");
if (auto EC = SD.dump(S)) {
HadError = true;
break;
}
if (opts::raw::DumpSymRecordBytes)
P.printBinaryBlock("Bytes", S.content());
}
if (HadError)
return make_error<RawError>(
raw_error_code::corrupt_file,
"Public symbol stream contained corrupt record");
return Error::success();
}
Error LLVMOutputStyle::dumpSectionHeaders() {
if (!opts::raw::DumpSectionHeaders)
return Error::success();
if (!File.hasPDBDbiStream()) {
P.printString("DBI Stream not present");
return Error::success();
}
auto Dbi = File.getPDBDbiStream();
if (!Dbi)
return Dbi.takeError();
ListScope D(P, "Section Headers");
for (const object::coff_section &Section : Dbi->getSectionHeaders()) {
DictScope DD(P, "");
// If a name is 8 characters long, there is no NUL character at end.
StringRef Name(Section.Name, strnlen(Section.Name, sizeof(Section.Name)));
P.printString("Name", Name);
P.printNumber("Virtual Size", Section.VirtualSize);
P.printNumber("Virtual Address", Section.VirtualAddress);
P.printNumber("Size of Raw Data", Section.SizeOfRawData);
P.printNumber("File Pointer to Raw Data", Section.PointerToRawData);
P.printNumber("File Pointer to Relocations", Section.PointerToRelocations);
P.printNumber("File Pointer to Linenumbers", Section.PointerToLinenumbers);
P.printNumber("Number of Relocations", Section.NumberOfRelocations);
P.printNumber("Number of Linenumbers", Section.NumberOfLinenumbers);
P.printFlags("Characteristics", Section.Characteristics,
getImageSectionCharacteristicNames());
}
return Error::success();
}
Error LLVMOutputStyle::dumpFpoStream() {
if (!opts::raw::DumpFpo)
return Error::success();
if (!File.hasPDBDbiStream()) {
P.printString("DBI Stream not present");
return Error::success();
}
auto Dbi = File.getPDBDbiStream();
if (!Dbi)
return Dbi.takeError();
ListScope D(P, "New FPO");
for (const object::FpoData &Fpo : Dbi->getFpoRecords()) {
DictScope DD(P, "");
P.printNumber("Offset", Fpo.Offset);
P.printNumber("Size", Fpo.Size);
P.printNumber("Number of locals", Fpo.NumLocals);
P.printNumber("Number of params", Fpo.NumParams);
P.printNumber("Size of Prolog", Fpo.getPrologSize());
P.printNumber("Number of Saved Registers", Fpo.getNumSavedRegs());
P.printBoolean("Has SEH", Fpo.hasSEH());
P.printBoolean("Use BP", Fpo.useBP());
P.printNumber("Frame Pointer", Fpo.getFP());
}
return Error::success();
}
void LLVMOutputStyle::flush() { P.flush(); }
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