400 lines
17 KiB
C++
400 lines
17 KiB
C++
//===- PdbYAML.cpp -------------------------------------------- *- C++ --*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "PdbYaml.h"
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#include "YamlSerializationContext.h"
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#include "YamlSymbolDumper.h"
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#include "YamlTypeDumper.h"
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#include "llvm/ADT/StringExtras.h"
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#include "llvm/DebugInfo/CodeView/CVSymbolVisitor.h"
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#include "llvm/DebugInfo/CodeView/CVTypeVisitor.h"
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#include "llvm/DebugInfo/CodeView/SymbolDeserializer.h"
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#include "llvm/DebugInfo/CodeView/SymbolSerializer.h"
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#include "llvm/DebugInfo/CodeView/SymbolVisitorCallbackPipeline.h"
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#include "llvm/DebugInfo/CodeView/TypeDeserializer.h"
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#include "llvm/DebugInfo/CodeView/TypeSerializer.h"
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#include "llvm/DebugInfo/CodeView/TypeVisitorCallbackPipeline.h"
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#include "llvm/DebugInfo/PDB/Native/PDBFile.h"
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#include "llvm/DebugInfo/PDB/Native/TpiHashing.h"
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#include "llvm/DebugInfo/PDB/PDBExtras.h"
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#include "llvm/DebugInfo/PDB/PDBTypes.h"
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using namespace llvm;
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using namespace llvm::pdb;
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using namespace llvm::pdb::yaml;
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using namespace llvm::yaml;
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LLVM_YAML_IS_FLOW_SEQUENCE_VECTOR(uint32_t)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::StringRef)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::NamedStreamMapping)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbDbiModuleInfo)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbSourceFileChecksumEntry)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbSourceLineEntry)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbSourceColumnEntry)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbSourceLineBlock)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbSourceLineInfo)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbInlineeSite)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbInlineeInfo)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbSymbolRecord)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbTpiRecord)
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LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::StreamBlockList)
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LLVM_YAML_IS_FLOW_SEQUENCE_VECTOR(llvm::pdb::PdbRaw_FeatureSig)
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namespace llvm {
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namespace yaml {
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template <> struct ScalarTraits<llvm::pdb::PDB_UniqueId> {
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static void output(const llvm::pdb::PDB_UniqueId &S, void *,
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llvm::raw_ostream &OS) {
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OS << S;
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}
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static StringRef input(StringRef Scalar, void *Ctx,
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llvm::pdb::PDB_UniqueId &S) {
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if (Scalar.size() != 38)
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return "GUID strings are 38 characters long";
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if (Scalar[0] != '{' || Scalar[37] != '}')
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return "GUID is not enclosed in {}";
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if (Scalar[9] != '-' || Scalar[14] != '-' || Scalar[19] != '-' ||
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Scalar[24] != '-')
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return "GUID sections are not properly delineated with dashes";
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uint8_t *OutBuffer = S.Guid;
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for (auto Iter = Scalar.begin(); Iter != Scalar.end();) {
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if (*Iter == '-' || *Iter == '{' || *Iter == '}') {
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++Iter;
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continue;
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}
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uint8_t Value = (llvm::hexDigitValue(*Iter) << 4);
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++Iter;
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Value |= llvm::hexDigitValue(*Iter);
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++Iter;
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*OutBuffer++ = Value;
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}
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return "";
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}
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static bool mustQuote(StringRef Scalar) { return needsQuotes(Scalar); }
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};
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template <> struct ScalarEnumerationTraits<llvm::pdb::PDB_Machine> {
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static void enumeration(IO &io, llvm::pdb::PDB_Machine &Value) {
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io.enumCase(Value, "Invalid", PDB_Machine::Invalid);
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io.enumCase(Value, "Am33", PDB_Machine::Am33);
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io.enumCase(Value, "Amd64", PDB_Machine::Amd64);
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io.enumCase(Value, "Arm", PDB_Machine::Arm);
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io.enumCase(Value, "ArmNT", PDB_Machine::ArmNT);
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io.enumCase(Value, "Ebc", PDB_Machine::Ebc);
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io.enumCase(Value, "x86", PDB_Machine::x86);
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io.enumCase(Value, "Ia64", PDB_Machine::Ia64);
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io.enumCase(Value, "M32R", PDB_Machine::M32R);
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io.enumCase(Value, "Mips16", PDB_Machine::Mips16);
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io.enumCase(Value, "MipsFpu", PDB_Machine::MipsFpu);
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io.enumCase(Value, "MipsFpu16", PDB_Machine::MipsFpu16);
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io.enumCase(Value, "PowerPCFP", PDB_Machine::PowerPCFP);
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io.enumCase(Value, "R4000", PDB_Machine::R4000);
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io.enumCase(Value, "SH3", PDB_Machine::SH3);
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io.enumCase(Value, "SH3DSP", PDB_Machine::SH3DSP);
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io.enumCase(Value, "Thumb", PDB_Machine::Thumb);
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io.enumCase(Value, "WceMipsV2", PDB_Machine::WceMipsV2);
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}
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};
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template <> struct ScalarEnumerationTraits<llvm::pdb::PdbRaw_DbiVer> {
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static void enumeration(IO &io, llvm::pdb::PdbRaw_DbiVer &Value) {
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io.enumCase(Value, "V41", llvm::pdb::PdbRaw_DbiVer::PdbDbiVC41);
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io.enumCase(Value, "V50", llvm::pdb::PdbRaw_DbiVer::PdbDbiV50);
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io.enumCase(Value, "V60", llvm::pdb::PdbRaw_DbiVer::PdbDbiV60);
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io.enumCase(Value, "V70", llvm::pdb::PdbRaw_DbiVer::PdbDbiV70);
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io.enumCase(Value, "V110", llvm::pdb::PdbRaw_DbiVer::PdbDbiV110);
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}
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};
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template <> struct ScalarEnumerationTraits<llvm::pdb::PdbRaw_ImplVer> {
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static void enumeration(IO &io, llvm::pdb::PdbRaw_ImplVer &Value) {
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io.enumCase(Value, "VC2", llvm::pdb::PdbRaw_ImplVer::PdbImplVC2);
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io.enumCase(Value, "VC4", llvm::pdb::PdbRaw_ImplVer::PdbImplVC4);
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io.enumCase(Value, "VC41", llvm::pdb::PdbRaw_ImplVer::PdbImplVC41);
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io.enumCase(Value, "VC50", llvm::pdb::PdbRaw_ImplVer::PdbImplVC50);
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io.enumCase(Value, "VC98", llvm::pdb::PdbRaw_ImplVer::PdbImplVC98);
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io.enumCase(Value, "VC70Dep", llvm::pdb::PdbRaw_ImplVer::PdbImplVC70Dep);
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io.enumCase(Value, "VC70", llvm::pdb::PdbRaw_ImplVer::PdbImplVC70);
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io.enumCase(Value, "VC80", llvm::pdb::PdbRaw_ImplVer::PdbImplVC80);
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io.enumCase(Value, "VC110", llvm::pdb::PdbRaw_ImplVer::PdbImplVC110);
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io.enumCase(Value, "VC140", llvm::pdb::PdbRaw_ImplVer::PdbImplVC140);
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}
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};
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template <> struct ScalarEnumerationTraits<llvm::pdb::PdbRaw_TpiVer> {
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static void enumeration(IO &io, llvm::pdb::PdbRaw_TpiVer &Value) {
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io.enumCase(Value, "VC40", llvm::pdb::PdbRaw_TpiVer::PdbTpiV40);
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io.enumCase(Value, "VC41", llvm::pdb::PdbRaw_TpiVer::PdbTpiV41);
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io.enumCase(Value, "VC50", llvm::pdb::PdbRaw_TpiVer::PdbTpiV50);
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io.enumCase(Value, "VC70", llvm::pdb::PdbRaw_TpiVer::PdbTpiV70);
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io.enumCase(Value, "VC80", llvm::pdb::PdbRaw_TpiVer::PdbTpiV80);
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}
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};
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template <> struct ScalarEnumerationTraits<llvm::pdb::PdbRaw_FeatureSig> {
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static void enumeration(IO &io, PdbRaw_FeatureSig &Features) {
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io.enumCase(Features, "MinimalDebugInfo",
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PdbRaw_FeatureSig::MinimalDebugInfo);
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io.enumCase(Features, "NoTypeMerge", PdbRaw_FeatureSig::NoTypeMerge);
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io.enumCase(Features, "VC110", PdbRaw_FeatureSig::VC110);
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io.enumCase(Features, "VC140", PdbRaw_FeatureSig::VC140);
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}
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};
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template <> struct ScalarEnumerationTraits<llvm::codeview::FileChecksumKind> {
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static void enumeration(IO &io, llvm::codeview::FileChecksumKind &Kind) {
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io.enumCase(Kind, "None", llvm::codeview::FileChecksumKind::None);
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io.enumCase(Kind, "MD5", llvm::codeview::FileChecksumKind::MD5);
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io.enumCase(Kind, "SHA1", llvm::codeview::FileChecksumKind::SHA1);
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io.enumCase(Kind, "SHA256", llvm::codeview::FileChecksumKind::SHA256);
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}
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};
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template <> struct ScalarBitSetTraits<llvm::codeview::LineFlags> {
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static void bitset(IO &io, llvm::codeview::LineFlags &Flags) {
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io.bitSetCase(Flags, "HasColumnInfo", llvm::codeview::LF_HaveColumns);
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io.enumFallback<Hex16>(Flags);
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}
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};
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}
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}
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void ScalarTraits<HexFormattedString>::output(const HexFormattedString &Value,
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void *ctx, raw_ostream &Out) {
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StringRef Bytes(reinterpret_cast<const char *>(Value.Bytes.data()),
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Value.Bytes.size());
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Out << toHex(Bytes);
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}
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StringRef ScalarTraits<HexFormattedString>::input(StringRef Scalar, void *ctxt,
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HexFormattedString &Value) {
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std::string H = fromHex(Scalar);
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Value.Bytes.assign(H.begin(), H.end());
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return StringRef();
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}
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void MappingTraits<PdbObject>::mapping(IO &IO, PdbObject &Obj) {
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// Create a single serialization context that will be passed through the
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// entire process of serializing / deserializing a Tpi Stream. This is
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// especially important when we are going from Pdb -> Yaml because we need
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// to maintain state in a TypeTableBuilder across mappings, and at the end of
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// the entire process, we need to have one TypeTableBuilder that has every
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// record.
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pdb::yaml::SerializationContext Context(IO, Obj.Allocator);
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IO.mapOptional("MSF", Obj.Headers);
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IO.mapOptional("StreamSizes", Obj.StreamSizes);
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IO.mapOptional("StreamMap", Obj.StreamMap);
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IO.mapOptional("StringTable", Obj.StringTable);
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IO.mapOptional("PdbStream", Obj.PdbStream);
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IO.mapOptionalWithContext("DbiStream", Obj.DbiStream, Context);
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IO.mapOptionalWithContext("TpiStream", Obj.TpiStream, Context);
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IO.mapOptionalWithContext("IpiStream", Obj.IpiStream, Context);
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}
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void MappingTraits<MSFHeaders>::mapping(IO &IO, MSFHeaders &Obj) {
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IO.mapOptional("SuperBlock", Obj.SuperBlock);
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IO.mapOptional("NumDirectoryBlocks", Obj.NumDirectoryBlocks);
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IO.mapOptional("DirectoryBlocks", Obj.DirectoryBlocks);
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IO.mapOptional("NumStreams", Obj.NumStreams);
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IO.mapOptional("FileSize", Obj.FileSize);
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}
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void MappingTraits<msf::SuperBlock>::mapping(IO &IO, msf::SuperBlock &SB) {
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if (!IO.outputting()) {
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::memcpy(SB.MagicBytes, msf::Magic, sizeof(msf::Magic));
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}
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using u32 = support::ulittle32_t;
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IO.mapOptional("BlockSize", SB.BlockSize, u32(4096U));
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IO.mapOptional("FreeBlockMap", SB.FreeBlockMapBlock, u32(0U));
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IO.mapOptional("NumBlocks", SB.NumBlocks, u32(0U));
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IO.mapOptional("NumDirectoryBytes", SB.NumDirectoryBytes, u32(0U));
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IO.mapOptional("Unknown1", SB.Unknown1, u32(0U));
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IO.mapOptional("BlockMapAddr", SB.BlockMapAddr, u32(0U));
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}
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void MappingTraits<StreamBlockList>::mapping(IO &IO, StreamBlockList &SB) {
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IO.mapRequired("Stream", SB.Blocks);
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}
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void MappingTraits<PdbInfoStream>::mapping(IO &IO, PdbInfoStream &Obj) {
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IO.mapOptional("Age", Obj.Age, 1U);
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IO.mapOptional("Guid", Obj.Guid);
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IO.mapOptional("Signature", Obj.Signature, 0U);
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IO.mapOptional("Features", Obj.Features);
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IO.mapOptional("Version", Obj.Version, PdbImplVC70);
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}
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void MappingContextTraits<PdbDbiStream, pdb::yaml::SerializationContext>::mapping(IO &IO, PdbDbiStream &Obj, pdb::yaml::SerializationContext &Context) {
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IO.mapOptional("VerHeader", Obj.VerHeader, PdbDbiV70);
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IO.mapOptional("Age", Obj.Age, 1U);
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IO.mapOptional("BuildNumber", Obj.BuildNumber, uint16_t(0U));
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IO.mapOptional("PdbDllVersion", Obj.PdbDllVersion, 0U);
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IO.mapOptional("PdbDllRbld", Obj.PdbDllRbld, uint16_t(0U));
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IO.mapOptional("Flags", Obj.Flags, uint16_t(1U));
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IO.mapOptional("MachineType", Obj.MachineType, PDB_Machine::x86);
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IO.mapOptionalWithContext("Modules", Obj.ModInfos, Context);
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}
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void MappingContextTraits<PdbTpiStream, pdb::yaml::SerializationContext>::mapping(
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IO &IO, pdb::yaml::PdbTpiStream &Obj, pdb::yaml::SerializationContext &Context) {
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IO.mapOptional("Version", Obj.Version, PdbTpiV80);
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IO.mapRequired("Records", Obj.Records, Context);
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}
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void MappingTraits<NamedStreamMapping>::mapping(IO &IO,
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NamedStreamMapping &Obj) {
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IO.mapRequired("Name", Obj.StreamName);
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IO.mapRequired("StreamNum", Obj.StreamNumber);
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}
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void MappingContextTraits<PdbSymbolRecord, pdb::yaml::SerializationContext>::mapping(IO &IO, PdbSymbolRecord &Obj, pdb::yaml::SerializationContext &Context) {
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codeview::SymbolVisitorCallbackPipeline Pipeline;
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codeview::SymbolSerializer Serializer(Context.Allocator);
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codeview::SymbolDeserializer Deserializer(nullptr);
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codeview::yaml::YamlSymbolDumper Dumper(IO);
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if (IO.outputting()) {
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// For PDB to Yaml, deserialize into a high level record type, then dump it.
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Pipeline.addCallbackToPipeline(Deserializer);
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Pipeline.addCallbackToPipeline(Dumper);
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} else {
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// For the other way around, dump it into a concrete structure, and then
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// serialize it into the CVRecord.
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Pipeline.addCallbackToPipeline(Dumper);
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Pipeline.addCallbackToPipeline(Serializer);
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}
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codeview::CVSymbolVisitor Visitor(Pipeline);
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consumeError(Visitor.visitSymbolRecord(Obj.Record));
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}
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void MappingContextTraits<PdbModiStream, pdb::yaml::SerializationContext>::mapping(IO &IO, PdbModiStream &Obj, pdb::yaml::SerializationContext &Context) {
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IO.mapOptional("Signature", Obj.Signature, 4U);
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IO.mapRequired("Records", Obj.Symbols, Context);
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}
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void MappingContextTraits<PdbDbiModuleInfo, pdb::yaml::SerializationContext>::mapping(IO &IO, PdbDbiModuleInfo &Obj, pdb::yaml::SerializationContext &Context) {
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IO.mapRequired("Module", Obj.Mod);
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IO.mapOptional("ObjFile", Obj.Obj, Obj.Mod);
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IO.mapOptional("SourceFiles", Obj.SourceFiles);
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IO.mapOptionalWithContext("LineInfo", Obj.FileLineInfo, Context);
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IO.mapOptionalWithContext("Modi", Obj.Modi, Context);
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}
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void MappingContextTraits<pdb::yaml::PdbSourceLineEntry,
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pdb::yaml::SerializationContext>::
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mapping(IO &IO, PdbSourceLineEntry &Obj,
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pdb::yaml::SerializationContext &Context) {
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IO.mapRequired("Offset", Obj.Offset);
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IO.mapRequired("LineStart", Obj.LineStart);
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IO.mapRequired("IsStatement", Obj.IsStatement);
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IO.mapRequired("EndDelta", Obj.EndDelta);
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}
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void MappingContextTraits<pdb::yaml::PdbSourceColumnEntry,
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pdb::yaml::SerializationContext>::
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mapping(IO &IO, PdbSourceColumnEntry &Obj,
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pdb::yaml::SerializationContext &Context) {
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IO.mapRequired("StartColumn", Obj.StartColumn);
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IO.mapRequired("EndColumn", Obj.EndColumn);
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}
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void MappingContextTraits<pdb::yaml::PdbSourceLineBlock,
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pdb::yaml::SerializationContext>::
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mapping(IO &IO, PdbSourceLineBlock &Obj,
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pdb::yaml::SerializationContext &Context) {
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IO.mapRequired("FileName", Obj.FileName);
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IO.mapRequired("Lines", Obj.Lines, Context);
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IO.mapRequired("Columns", Obj.Columns, Context);
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}
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void MappingContextTraits<pdb::yaml::PdbSourceFileChecksumEntry,
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pdb::yaml::SerializationContext>::
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mapping(IO &IO, PdbSourceFileChecksumEntry &Obj,
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pdb::yaml::SerializationContext &Context) {
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IO.mapRequired("FileName", Obj.FileName);
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IO.mapRequired("Kind", Obj.Kind);
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IO.mapRequired("Checksum", Obj.ChecksumBytes);
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}
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void MappingContextTraits<pdb::yaml::PdbSourceLineInfo,
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pdb::yaml::SerializationContext>::
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mapping(IO &IO, PdbSourceLineInfo &Obj,
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pdb::yaml::SerializationContext &Context) {
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IO.mapRequired("CodeSize", Obj.CodeSize);
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IO.mapRequired("Flags", Obj.Flags);
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IO.mapRequired("RelocOffset", Obj.RelocOffset);
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IO.mapRequired("RelocSegment", Obj.RelocSegment);
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IO.mapRequired("Blocks", Obj.Blocks, Context);
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}
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void MappingContextTraits<pdb::yaml::PdbSourceFileInfo,
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pdb::yaml::SerializationContext>::
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mapping(IO &IO, PdbSourceFileInfo &Obj,
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pdb::yaml::SerializationContext &Context) {
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IO.mapOptionalWithContext("Checksums", Obj.FileChecksums, Context);
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IO.mapOptionalWithContext("Lines", Obj.LineFragments, Context);
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IO.mapOptionalWithContext("InlineeLines", Obj.Inlinees, Context);
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}
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void MappingContextTraits<PdbInlineeSite, SerializationContext>::mapping(
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IO &IO, PdbInlineeSite &Obj, SerializationContext &Context) {
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IO.mapRequired("FileName", Obj.FileName);
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IO.mapRequired("LineNum", Obj.SourceLineNum);
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IO.mapRequired("Inlinee", Obj.Inlinee);
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IO.mapOptional("ExtraFiles", Obj.ExtraFiles);
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}
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void MappingContextTraits<PdbInlineeInfo, SerializationContext>::mapping(
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IO &IO, PdbInlineeInfo &Obj, SerializationContext &Context) {
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IO.mapRequired("HasExtraFiles", Obj.HasExtraFiles);
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IO.mapRequired("Sites", Obj.Sites, Context);
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}
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void MappingContextTraits<PdbTpiRecord, pdb::yaml::SerializationContext>::
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mapping(IO &IO, pdb::yaml::PdbTpiRecord &Obj,
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pdb::yaml::SerializationContext &Context) {
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codeview::TypeVisitorCallbackPipeline Pipeline;
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codeview::TypeDeserializer Deserializer;
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codeview::TypeSerializer Serializer(Context.Allocator);
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pdb::TpiHashUpdater Hasher;
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if (IO.outputting()) {
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// For PDB to Yaml, deserialize into a high level record type, then dump it.
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Pipeline.addCallbackToPipeline(Deserializer);
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Pipeline.addCallbackToPipeline(Context.Dumper);
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} else {
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// For Yaml to PDB, extract from the high level record type, then write it
|
|
// to bytes.
|
|
|
|
// This might be interpreted as a hack, but serializing FieldList
|
|
// sub-records requires having access to the same serializer being used by
|
|
// the FieldList itself.
|
|
Context.ActiveSerializer = &Serializer;
|
|
Pipeline.addCallbackToPipeline(Context.Dumper);
|
|
Pipeline.addCallbackToPipeline(Serializer);
|
|
Pipeline.addCallbackToPipeline(Hasher);
|
|
}
|
|
|
|
codeview::CVTypeVisitor Visitor(Pipeline);
|
|
consumeError(Visitor.visitTypeRecord(Obj.Record));
|
|
Context.ActiveSerializer = nullptr;
|
|
}
|