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Write the TPI stream from a PDB to Yaml.

Browse Source 
Reviewed By: ruiu, rnk
Differential Revision: https://reviews.llvm.org/D23226

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@278869 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Zachary Turner 2016-08-16 23:28:54 +00:00
parent e24b74a90a
commit d75cab63fc
28 changed files with 2060 additions and 261 deletions
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2
include/llvm/DebugInfo/CodeView/CVTypeVisitor.h
View File

@ -28,6 +28,8 @@ public:
/// Visits the type records in Data. Sets the error flag on parse failures.
Error visitTypeStream(const CVTypeArray &Types);
Error visitFieldListMemberStream(ArrayRef<uint8_t> FieldList);
private:
/// The interface to the class that gets notified of each visitation.
TypeVisitorCallbacks &Callbacks;

1
include/llvm/DebugInfo/CodeView/EnumTables.h
View File

@ -20,6 +20,7 @@
namespace llvm {
namespace codeview {
ArrayRef<EnumEntry<SymbolKind>> getSymbolTypeNames();
ArrayRef<EnumEntry<TypeLeafKind>> getTypeLeafNames();
ArrayRef<EnumEntry<uint16_t>> getRegisterNames();
ArrayRef<EnumEntry<uint8_t>> getProcSymFlagNames();
ArrayRef<EnumEntry<uint16_t>> getLocalFlagNames();

37
include/llvm/DebugInfo/CodeView/TypeDeserializer.h
View File

@ -15,9 +15,9 @@
namespace llvm {
namespace codeview {
class TypeDeserializerBase : public TypeVisitorCallbacks {
class TypeDeserializer : public TypeVisitorCallbacks {
public:
explicit TypeDeserializerBase(TypeVisitorCallbacks &Recipient)
explicit TypeDeserializer(TypeVisitorCallbacks &Recipient)
: Recipient(Recipient) {}
Error visitTypeBegin(const CVRecord<TypeLeafKind> &Record) override {
@ -62,39 +62,6 @@ private:
return Recipient.visitKnownRecord(CVR, Record);
}
};
class TypeDeserializer : public TypeDeserializerBase {
public:
explicit TypeDeserializer(TypeVisitorCallbacks &Recipient)
: TypeDeserializerBase(Recipient) {}
/// FieldList records need special handling. For starters, they do not
/// describe their own length, so a different extraction algorithm is
/// necessary. Secondly, a single FieldList record will result in the
/// deserialization of many records. So even though the top level visitor
/// calls visitFieldBegin() on a single record, multiple records get visited
/// through the callback interface.
Error visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
FieldListRecord &Record) override;
private:
template <typename T>
Error visitKnownMember(ArrayRef<uint8_t> &Data, TypeLeafKind Kind,
T &Record) {
ArrayRef<uint8_t> OldData = Data;
if (auto EC = deserializeRecord(Data, Kind, Record))
return EC;
assert(Data.size() < OldData.size());
CVRecord<TypeLeafKind> CVR;
CVR.Length = OldData.size() - Data.size();
CVR.Data = OldData.slice(0, CVR.Length);
CVR.RawData = CVR.Data;
return Recipient.visitKnownRecord(CVR, Record);
}
Error skipPadding(ArrayRef<uint8_t> &Data);
};
}
}

1
include/llvm/DebugInfo/CodeView/TypeDumper.h
View File

@ -87,6 +87,7 @@ private:
ScopedPrinter *W;
bool IsInFieldList = false;
bool PrintRecordBytes = false;
/// Name of the current type. Only valid before visitTypeEnd.

243
include/llvm/DebugInfo/CodeView/TypeRecord.h
View File

@ -12,6 +12,7 @@
#include "llvm/ADT/APSInt.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/Optional.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/DebugInfo/CodeView/CVRecord.h"
#include "llvm/DebugInfo/CodeView/CodeView.h"
@ -27,6 +28,9 @@ using llvm::support::little32_t;
using llvm::support::ulittle16_t;
using llvm::support::ulittle32_t;
typedef CVRecord<TypeLeafKind> CVType;
typedef msf::VarStreamArray<CVType> CVTypeArray;
/// Equvalent to CV_fldattr_t in cvinfo.h.
struct MemberAttributes {
ulittle16_t Attrs;
@ -90,18 +94,19 @@ public:
return Representation;
}
TypeIndex ContainingType;
PointerToMemberRepresentation Representation;
private:
struct Layout {
TypeIndex ClassType;
ulittle16_t Representation; // PointerToMemberRepresentation
};
TypeIndex ContainingType;
PointerToMemberRepresentation Representation;
};
class TypeRecord {
protected:
TypeRecord() {}
explicit TypeRecord(TypeRecordKind Kind) : Kind(Kind) {}
public:
@ -129,14 +134,14 @@ public:
TypeIndex getModifiedType() const { return ModifiedType; }
ModifierOptions getModifiers() const { return Modifiers; }
TypeIndex ModifiedType;
ModifierOptions Modifiers;
private:
struct Layout {
TypeIndex ModifiedType;
ulittle16_t Modifiers; // ModifierOptions
};
TypeIndex ModifiedType;
ModifierOptions Modifiers;
};
// LF_PROCEDURE
@ -165,6 +170,12 @@ public:
uint16_t getParameterCount() const { return ParameterCount; }
TypeIndex getArgumentList() const { return ArgumentList; }
TypeIndex ReturnType;
CallingConvention CallConv;
FunctionOptions Options;
uint16_t ParameterCount;
TypeIndex ArgumentList;
private:
struct Layout {
TypeIndex ReturnType;
@ -173,12 +184,6 @@ private:
ulittle16_t NumParameters;
TypeIndex ArgListType;
};
TypeIndex ReturnType;
CallingConvention CallConv;
FunctionOptions Options;
uint16_t ParameterCount;
TypeIndex ArgumentList;
};
// LF_MFUNCTION
@ -212,6 +217,15 @@ public:
TypeIndex getArgumentList() const { return ArgumentList; }
int32_t getThisPointerAdjustment() const { return ThisPointerAdjustment; }
TypeIndex ReturnType;
TypeIndex ClassType;
TypeIndex ThisType;
CallingConvention CallConv;
FunctionOptions Options;
uint16_t ParameterCount;
TypeIndex ArgumentList;
int32_t ThisPointerAdjustment;
private:
struct Layout {
TypeIndex ReturnType;
@ -223,15 +237,6 @@ private:
TypeIndex ArgListType;
little32_t ThisAdjustment;
};
TypeIndex ReturnType;
TypeIndex ClassType;
TypeIndex ThisType;
CallingConvention CallConv;
FunctionOptions Options;
uint16_t ParameterCount;
TypeIndex ArgumentList;
int32_t ThisPointerAdjustment;
};
// LF_MFUNC_ID
@ -252,6 +257,9 @@ public:
TypeIndex getClassType() const { return ClassType; }
TypeIndex getFunctionType() const { return FunctionType; }
StringRef getName() const { return Name; }
TypeIndex ClassType;
TypeIndex FunctionType;
StringRef Name;
private:
struct Layout {
@ -259,9 +267,6 @@ private:
TypeIndex FunctionType;
// Name: The null-terminated name follows.
};
TypeIndex ClassType;
TypeIndex FunctionType;
StringRef Name;
};
// LF_ARGLIST, LF_SUBSTR_LIST
@ -283,13 +288,13 @@ public:
static uint32_t getLayoutSize() { return 2 + sizeof(Layout); }
std::vector<TypeIndex> StringIndices;
private:
struct Layout {
ulittle32_t NumArgs; // Number of arguments
// ArgTypes[]: Type indicies of arguments
};
std::vector<TypeIndex> StringIndices;
};
// LF_POINTER
@ -308,8 +313,8 @@ public:
PointerRecord(TypeIndex ReferentType, PointerKind Kind, PointerMode Mode,
PointerOptions Options, uint8_t Size)
: PointerRecord(ReferentType, Kind, Mode, Options, Size,
MemberPointerInfo()) {}
: TypeRecord(TypeRecordKind::Pointer), ReferentType(ReferentType),
PtrKind(Kind), Mode(Mode), Options(Options), Size(Size) {}
PointerRecord(TypeIndex ReferentType, PointerKind Kind, PointerMode Mode,
PointerOptions Options, uint8_t Size,
@ -330,7 +335,7 @@ public:
PointerMode getMode() const { return Mode; }
PointerOptions getOptions() const { return Options; }
uint8_t getSize() const { return Size; }
MemberPointerInfo getMemberInfo() const { return MemberInfo; }
MemberPointerInfo getMemberInfo() const { return *MemberInfo; }
bool isPointerToMember() const {
return Mode == PointerMode::PointerToDataMember ||
@ -349,6 +354,13 @@ public:
return !!(uint32_t(Options) & uint32_t(PointerOptions::Unaligned));
}
TypeIndex ReferentType;
PointerKind PtrKind;
PointerMode Mode;
PointerOptions Options;
uint8_t Size;
Optional<MemberPointerInfo> MemberInfo;
private:
struct Layout {
TypeIndex PointeeType;
@ -379,13 +391,6 @@ private:
return isPointerToMemberFunction() || isPointerToDataMember();
}
};
TypeIndex ReferentType;
PointerKind PtrKind;
PointerMode Mode;
PointerOptions Options;
uint8_t Size;
MemberPointerInfo MemberInfo;
};
// LF_NESTTYPE
@ -405,23 +410,23 @@ public:
TypeIndex getNestedType() const { return Type; }
StringRef getName() const { return Name; }
TypeIndex Type;
StringRef Name;
private:
struct Layout {
ulittle16_t Pad0; // Should be zero
TypeIndex Type; // Type index of nested type
// Name: Null-terminated string
};
TypeIndex Type;
StringRef Name;
};
// LF_FIELDLIST
class FieldListRecord : public TypeRecord {
public:
explicit FieldListRecord(TypeRecordKind Kind) : TypeRecord(Kind) {}
FieldListRecord(ArrayRef<uint8_t> ListData)
: TypeRecord(TypeRecordKind::FieldList), ListData(ListData) {}
explicit FieldListRecord(ArrayRef<uint8_t> Data)
: TypeRecord(TypeRecordKind::FieldList), Data(Data) {}
/// Rewrite member type indices with IndexMap. Returns false if a type index
/// is not in the map.
@ -430,10 +435,7 @@ public:
static Expected<FieldListRecord> deserialize(TypeRecordKind Kind,
ArrayRef<uint8_t> &Data);
ArrayRef<uint8_t> getFieldListData() const { return ListData; }
private:
ArrayRef<uint8_t> ListData;
ArrayRef<uint8_t> Data;
};
// LF_ARRAY
@ -457,6 +459,11 @@ public:
uint64_t getSize() const { return Size; }
llvm::StringRef getName() const { return Name; }
TypeIndex ElementType;
TypeIndex IndexType;
uint64_t Size;
llvm::StringRef Name;
private:
struct Layout {
TypeIndex ElementType;
@ -464,11 +471,6 @@ private:
// SizeOf: LF_NUMERIC encoded size in bytes. Not element count!
// Name: The null-terminated name follows.
};
TypeIndex ElementType;
TypeIndex IndexType;
uint64_t Size;
llvm::StringRef Name;
};
class TagRecord : public TypeRecord {
@ -495,7 +497,6 @@ public:
StringRef getName() const { return Name; }
StringRef getUniqueName() const { return UniqueName; }
private:
uint16_t MemberCount;
ClassOptions Options;
TypeIndex FieldList;
@ -528,6 +529,12 @@ public:
TypeIndex getVTableShape() const { return VTableShape; }
uint64_t getSize() const { return Size; }
HfaKind Hfa;
WindowsRTClassKind WinRTKind;
TypeIndex DerivationList;
TypeIndex VTableShape;
uint64_t Size;
private:
struct Layout {
ulittle16_t MemberCount; // Number of members in FieldList.
@ -543,12 +550,6 @@ private:
return Properties & uint16_t(ClassOptions::HasUniqueName);
}
};
HfaKind Hfa;
WindowsRTClassKind WinRTKind;
TypeIndex DerivationList;
TypeIndex VTableShape;
uint64_t Size;
};
// LF_UNION
@ -567,6 +568,9 @@ struct UnionRecord : public TagRecord {
HfaKind getHfa() const { return Hfa; }
uint64_t getSize() const { return Size; }
HfaKind Hfa;
uint64_t Size;
private:
struct Layout {
ulittle16_t MemberCount; // Number of members in FieldList.
@ -580,9 +584,6 @@ private:
return Properties & uint16_t(ClassOptions::HasUniqueName);
}
};
HfaKind Hfa;
uint64_t Size;
};
// LF_ENUM
@ -602,6 +603,7 @@ public:
ArrayRef<uint8_t> &Data);
TypeIndex getUnderlyingType() const { return UnderlyingType; }
TypeIndex UnderlyingType;
private:
struct Layout {
@ -616,7 +618,6 @@ private:
}
};
TypeIndex UnderlyingType;
};
// LF_BITFIELD
@ -637,6 +638,9 @@ public:
TypeIndex getType() const { return Type; }
uint8_t getBitOffset() const { return BitOffset; }
uint8_t getBitSize() const { return BitSize; }
TypeIndex Type;
uint8_t BitSize;
uint8_t BitOffset;
private:
struct Layout {
@ -645,9 +649,6 @@ private:
uint8_t BitOffset;
};
TypeIndex Type;
uint8_t BitSize;
uint8_t BitOffset;
};
// LF_VTSHAPE
@ -672,6 +673,8 @@ public:
return Slots;
}
uint32_t getEntryCount() const { return getSlots().size(); }
ArrayRef<VFTableSlotKind> SlotsRef;
std::vector<VFTableSlotKind> Slots;
private:
struct Layout {
@ -682,9 +685,6 @@ private:
// Descriptors[]: 4-bit virtual method descriptors of type CV_VTS_desc_e.
};
private:
ArrayRef<VFTableSlotKind> SlotsRef;
std::vector<VFTableSlotKind> Slots;
};
// LF_TYPESERVER2
@ -707,6 +707,9 @@ public:
uint32_t getAge() const { return Age; }
StringRef getName() const { return Name; }
StringRef Guid;
uint32_t Age;
StringRef Name;
private:
struct Layout {
@ -714,10 +717,6 @@ private:
ulittle32_t Age;
// Name: Name of the PDB as a null-terminated string
};
StringRef Guid;
uint32_t Age;
StringRef Name;
};
// LF_STRING_ID
@ -737,15 +736,14 @@ public:
TypeIndex getId() const { return Id; }
StringRef getString() const { return String; }
TypeIndex Id;
StringRef String;
private:
struct Layout {
TypeIndex id;
// Name: Name of the PDB as a null-terminated string
};
TypeIndex Id;
StringRef String;
};
// LF_FUNC_ID
@ -768,6 +766,9 @@ public:
TypeIndex getFunctionType() const { return FunctionType; }
StringRef getName() const { return Name; }
TypeIndex ParentScope;
TypeIndex FunctionType;
StringRef Name;
private:
struct Layout {
@ -776,9 +777,6 @@ private:
// Name: The null-terminated name follows.
};
TypeIndex ParentScope;
TypeIndex FunctionType;
StringRef Name;
};
// LF_UDT_SRC_LINE
@ -799,6 +797,9 @@ public:
TypeIndex getUDT() const { return UDT; }
TypeIndex getSourceFile() const { return SourceFile; }
uint32_t getLineNumber() const { return LineNumber; }
TypeIndex UDT;
TypeIndex SourceFile;
uint32_t LineNumber;
private:
struct Layout {
@ -807,9 +808,6 @@ private:
ulittle32_t LineNumber;
};
TypeIndex UDT;
TypeIndex SourceFile;
uint32_t LineNumber;
};
// LF_UDT_MOD_SRC_LINE
@ -836,6 +834,10 @@ public:
TypeIndex getSourceFile() const { return SourceFile; }
uint32_t getLineNumber() const { return LineNumber; }
uint16_t getModule() const { return Module; }
TypeIndex UDT;
TypeIndex SourceFile;
uint32_t LineNumber;
uint16_t Module;
private:
struct Layout {
@ -845,10 +847,6 @@ private:
ulittle16_t Module; // Module that contributes this UDT definition
};
TypeIndex UDT;
TypeIndex SourceFile;
uint32_t LineNumber;
uint16_t Module;
};
// LF_BUILDINFO
@ -867,13 +865,13 @@ public:
ArrayRef<uint8_t> &Data);
ArrayRef<TypeIndex> getArgs() const { return ArgIndices; }
SmallVector<TypeIndex, 4> ArgIndices;
private:
struct Layout {
ulittle16_t NumArgs; // Number of arguments
// ArgTypes[]: Type indicies of arguments
};
SmallVector<TypeIndex, 4> ArgIndices;
};
// LF_VFTABLE
@ -909,6 +907,12 @@ public:
return MethodNamesRef;
return MethodNames;
}
TypeIndex CompleteClass;
TypeIndex OverriddenVFTable;
ulittle32_t VFPtrOffset;
StringRef Name;
ArrayRef<StringRef> MethodNamesRef;
std::vector<StringRef> MethodNames;
private:
struct Layout {
@ -920,17 +924,12 @@ private:
// names.
};
TypeIndex CompleteClass;
TypeIndex OverriddenVFTable;
ulittle32_t VFPtrOffset;
StringRef Name;
ArrayRef<StringRef> MethodNamesRef;
std::vector<StringRef> MethodNames;
};
// LF_ONEMETHOD
class OneMethodRecord : public TypeRecord {
public:
OneMethodRecord() : TypeRecord(TypeRecordKind::OneMethod) {}
explicit OneMethodRecord(TypeRecordKind Kind) : TypeRecord(Kind) {}
OneMethodRecord(TypeIndex Type, MethodKind Kind, MethodOptions Options,
MemberAccess Access, int32_t VFTableOffset, StringRef Name)
@ -956,6 +955,12 @@ public:
return Kind == MethodKind::IntroducingVirtual ||
Kind == MethodKind::PureIntroducingVirtual;
}
TypeIndex Type;
MethodKind Kind;
MethodOptions Options;
MemberAccess Access;
int32_t VFTableOffset;
StringRef Name;
private:
struct Layout {
@ -966,12 +971,6 @@ private:
// Name: Null-terminated string
};
TypeIndex Type;
MethodKind Kind;
MethodOptions Options;
MemberAccess Access;
int32_t VFTableOffset;
StringRef Name;
};
// LF_METHODLIST
@ -989,6 +988,7 @@ public:
deserialize(TypeRecordKind Kind, ArrayRef<uint8_t> &Data);
ArrayRef<OneMethodRecord> getMethods() const { return Methods; }
std::vector<OneMethodRecord> Methods;
private:
struct Layout {
@ -1000,7 +1000,6 @@ private:
// VFTableOffset: int32_t offset in vftable
};
std::vector<OneMethodRecord> Methods;
};
/// For method overload sets. LF_METHOD
@ -1022,6 +1021,9 @@ public:
uint16_t getNumOverloads() const { return NumOverloads; }
TypeIndex getMethodList() const { return MethodList; }
StringRef getName() const { return Name; }
uint16_t NumOverloads;
TypeIndex MethodList;
StringRef Name;
private:
struct Layout {
@ -1030,9 +1032,6 @@ private:
// Name: Null-terminated string
};
uint16_t NumOverloads;
TypeIndex MethodList;
StringRef Name;
};
// LF_MEMBER
@ -1055,6 +1054,10 @@ public:
TypeIndex getType() const { return Type; }
uint64_t getFieldOffset() const { return FieldOffset; }
StringRef getName() const { return Name; }
MemberAccess Access;
TypeIndex Type;
uint64_t FieldOffset;
StringRef Name;
private:
struct Layout {
@ -1064,10 +1067,6 @@ private:
// Name: Null-terminated string
};
MemberAccess Access;
TypeIndex Type;
uint64_t FieldOffset;
StringRef Name;
};
// LF_STMEMBER
@ -1088,6 +1087,9 @@ public:
MemberAccess getAccess() const { return Access; }
TypeIndex getType() const { return Type; }
StringRef getName() const { return Name; }
MemberAccess Access;
TypeIndex Type;
StringRef Name;
private:
struct Layout {
@ -1096,9 +1098,6 @@ private:
// Name: Null-terminated string
};
MemberAccess Access;
TypeIndex Type;
StringRef Name;
};
// LF_ENUMERATE
@ -1119,6 +1118,9 @@ public:
MemberAccess getAccess() const { return Access; }
APSInt getValue() const { return Value; }
StringRef getName() const { return Name; }
MemberAccess Access;
APSInt Value;
StringRef Name;
private:
struct Layout {
@ -1127,9 +1129,6 @@ private:
// Name: Null-terminated string
};
MemberAccess Access;
APSInt Value;
StringRef Name;
};
// LF_VFUNCTAB
@ -1147,13 +1146,13 @@ public:
ArrayRef<uint8_t> &Data);
TypeIndex getType() const { return Type; }
TypeIndex Type;
private:
struct Layout {
ulittle16_t Pad0;
TypeIndex Type; // Type of vfptr
};
TypeIndex Type;
};
// LF_BCLASS, LF_BINTERFACE
@ -1174,6 +1173,9 @@ public:
MemberAccess getAccess() const { return Access; }
TypeIndex getBaseType() const { return Type; }
uint64_t getBaseOffset() const { return Offset; }
MemberAccess Access;
TypeIndex Type;
uint64_t Offset;
private:
struct Layout {
@ -1181,9 +1183,6 @@ private:
TypeIndex BaseType; // Base class type
// BaseOffset: LF_NUMERIC encoded byte offset of base from derived.
};
MemberAccess Access;
TypeIndex Type;
uint64_t Offset;
};
// LF_VBCLASS, LF_IVBCLASS
@ -1208,6 +1207,11 @@ public:
TypeIndex getVBPtrType() const { return VBPtrType; }
uint64_t getVBPtrOffset() const { return VBPtrOffset; }
uint64_t getVTableIndex() const { return VTableIndex; }
MemberAccess Access;
TypeIndex BaseType;
TypeIndex VBPtrType;
uint64_t VBPtrOffset;
uint64_t VTableIndex;
private:
struct Layout {
@ -1217,11 +1221,6 @@ private:
// VBPtrOffset: Offset of vbptr from vfptr encoded as LF_NUMERIC.
// VBTableIndex: Index of vbase within vbtable encoded as LF_NUMERIC.
};
MemberAccess Access;
TypeIndex BaseType;
TypeIndex VBPtrType;
uint64_t VBPtrOffset;
uint64_t VTableIndex;
};
/// LF_INDEX - Used to chain two large LF_FIELDLIST or LF_METHODLIST records
@ -1239,17 +1238,15 @@ public:
static Expected<ListContinuationRecord> deserialize(TypeRecordKind Kind,
ArrayRef<uint8_t> &Data);
TypeIndex ContinuationIndex;
private:
struct Layout {
ulittle16_t Pad0;
TypeIndex ContinuationIndex;
};
TypeIndex ContinuationIndex;
};
typedef CVRecord<TypeLeafKind> CVType;
typedef msf::VarStreamArray<CVType> CVTypeArray;
}
}

1
include/llvm/DebugInfo/MSF/StreamReader.h
View File

@ -95,6 +95,7 @@ public:
return Error::success();
}
bool empty() const { return bytesRemaining() == 0; }
void setOffset(uint32_t Off) { Offset = Off; }
uint32_t getOffset() const { return Offset; }
uint32_t getLength() const { return Stream.getLength(); }

87
lib/DebugInfo/CodeView/CVTypeVisitor.cpp
View File

@ -15,6 +15,52 @@
using namespace llvm;
using namespace llvm::codeview;
template <typename T>
static Error takeObject(ArrayRef<uint8_t> &Data, const T *&Res) {
if (Data.size() < sizeof(*Res))
return llvm::make_error<CodeViewError>(cv_error_code::insufficient_buffer);
Res = reinterpret_cast<const T *>(Data.data());
Data = Data.drop_front(sizeof(*Res));
return Error::success();
}
template <typename T>
static Expected<CVType> deserializeMemberRecord(ArrayRef<uint8_t> &Data,
TypeLeafKind Kind) {
ArrayRef<uint8_t> OldData = Data;
TypeRecordKind RK = static_cast<TypeRecordKind>(Kind);
auto ExpectedRecord = T::deserialize(RK, Data);
if (!ExpectedRecord)
return ExpectedRecord.takeError();
assert(Data.size() < OldData.size());
if (auto EC = skipPadding(Data))
return std::move(EC);
CVType CVR;
CVR.Type = Kind;
CVR.Length = OldData.size() - Data.size();
CVR.Data = OldData.slice(0, CVR.Length);
CVR.RawData = CVR.Data;
return CVR;
}
static Error skipPadding(ArrayRef<uint8_t> &Data) {
if (Data.empty())
return Error::success();
uint8_t Leaf = Data.front();
if (Leaf < LF_PAD0)
return Error::success();
// Leaf is greater than 0xf0. We should advance by the number of bytes in
// the low 4 bits.
unsigned BytesToAdvance = Leaf & 0x0F;
if (Data.size() < BytesToAdvance) {
return llvm::make_error<CodeViewError>(cv_error_code::corrupt_record,
"Invalid padding bytes!");
}
Data = Data.drop_front(BytesToAdvance);
return Error::success();
}
CVTypeVisitor::CVTypeVisitor(TypeVisitorCallbacks &Callbacks)
: Callbacks(Callbacks) {}
@ -45,7 +91,10 @@ Error CVTypeVisitor::visitTypeRecord(const CVRecord<TypeLeafKind> &Record) {
}
#define TYPE_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName) \
TYPE_RECORD(EnumVal, EnumVal, AliasName)
#define MEMBER_RECORD(EnumName, EnumVal, Name)
#define MEMBER_RECORD(EnumName, EnumVal, Name) \
TYPE_RECORD(EnumName, EnumVal, Name)
#define MEMBER_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName) \
MEMBER_RECORD(EnumName, EnumVal, AliasName)
#include "llvm/DebugInfo/CodeView/TypeRecords.def"
}
@ -63,3 +112,39 @@ Error CVTypeVisitor::visitTypeStream(const CVTypeArray &Types) {
}
return Error::success();
}
Error CVTypeVisitor::visitFieldListMemberStream(ArrayRef<uint8_t> Data) {
while (!Data.empty()) {
const support::ulittle16_t *LeafValue;
if (auto EC = takeObject(Data, LeafValue))
return std::move(EC);
TypeLeafKind Leaf = static_cast<TypeLeafKind>(uint16_t(*LeafValue));
CVType Record;
switch (Leaf) {
default:
// Field list records do not describe their own length, so we cannot
// continue parsing past a type that we don't know how to deserialize.
return llvm::make_error<CodeViewError>(
cv_error_code::unknown_member_record);
#define MEMBER_RECORD(EnumName, EnumVal, Name) \
case EnumName: { \
auto ExpectedRecord = deserializeMemberRecord<Name##Record>(Data, Leaf); \
if (!ExpectedRecord) \
return ExpectedRecord.takeError(); \
auto &Record = *ExpectedRecord; \
if (auto EC = Callbacks.visitTypeBegin(Record)) \
return EC; \
if (auto EC = visitKnownRecord<Name##Record>(Record, Callbacks)) \
return EC; \
if (auto EC = Callbacks.visitTypeEnd(Record)) \
return EC; \
break; \
}
#define MEMBER_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName) \
MEMBER_RECORD(EnumVal, EnumVal, AliasName)
#include "llvm/DebugInfo/CodeView/TypeRecords.def"
}
}
return Error::success();
}

10
lib/DebugInfo/CodeView/EnumTables.cpp
View File

@ -24,6 +24,12 @@ static const EnumEntry<SymbolKind> SymbolTypeNames[] = {
#undef CV_SYMBOL
};
static const EnumEntry<TypeLeafKind> TypeLeafNames[] = {
#define CV_TYPE(name, val) {#name, name},
#include "llvm/DebugInfo/CodeView/TypeRecords.def"
#undef CV_TYPE
};
static const EnumEntry<uint16_t> RegisterNames[] = {
CV_ENUM_CLASS_ENT(RegisterId, Unknown),
CV_ENUM_CLASS_ENT(RegisterId, VFrame),
@ -324,6 +330,10 @@ ArrayRef<EnumEntry<SymbolKind>> getSymbolTypeNames() {
return makeArrayRef(SymbolTypeNames);
}
ArrayRef<EnumEntry<TypeLeafKind>> getTypeLeafNames() {
return makeArrayRef(TypeLeafNames);
}
ArrayRef<EnumEntry<uint16_t>> getRegisterNames() {
return makeArrayRef(RegisterNames);
}

68
lib/DebugInfo/CodeView/TypeDeserializer.cpp
View File

@ -11,71 +11,3 @@
using namespace llvm;
using namespace llvm::codeview;
template <typename T>
static Error takeObject(ArrayRef<uint8_t> &Data, const T *&Res) {
if (Data.size() < sizeof(*Res))
return llvm::make_error<CodeViewError>(cv_error_code::insufficient_buffer);
Res = reinterpret_cast<const T *>(Data.data());
Data = Data.drop_front(sizeof(*Res));
return Error::success();
}
Error TypeDeserializer::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
FieldListRecord &Record) {
ArrayRef<uint8_t> FieldListRecordData = CVR.Data;
auto ExpectedRecord = FieldListRecord::deserialize(TypeRecordKind::FieldList,
FieldListRecordData);
if (!ExpectedRecord)
return ExpectedRecord.takeError();
Record = *ExpectedRecord;
ArrayRef<uint8_t> MemberData = Record.getFieldListData();
while (!MemberData.empty()) {
const ulittle16_t *LeafPtr;
if (auto EC = takeObject(MemberData, LeafPtr))
return EC;
TypeLeafKind Leaf = TypeLeafKind(unsigned(*LeafPtr));
switch (Leaf) {
default:
// Field list records do not describe their own length, so we cannot
// continue parsing past a type that we don't know how to deserialize.
if (auto EC = Recipient.visitUnknownMember(CVR))
return EC;
return llvm::make_error<CodeViewError>(
cv_error_code::unknown_member_record);
#define MEMBER_RECORD(EnumName, EnumVal, Name) \
case EnumName: { \
TypeRecordKind RK = static_cast<TypeRecordKind>(Leaf); \
Name##Record Member(RK); \
if (auto EC = visitKnownMember(MemberData, Leaf, Member)) \
return EC; \
break; \
}
#define MEMBER_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName) \
MEMBER_RECORD(EnumVal, EnumVal, AliasName)
#include "llvm/DebugInfo/CodeView/TypeRecords.def"
}
if (auto EC = skipPadding(MemberData))
return EC;
}
return Error::success();
}
Error TypeDeserializer::skipPadding(ArrayRef<uint8_t> &Data) {
if (Data.empty())
return Error::success();
uint8_t Leaf = Data.front();
if (Leaf < LF_PAD0)
return Error::success();
// Leaf is greater than 0xf0. We should advance by the number of bytes in
// the low 4 bits.
unsigned BytesToAdvance = Leaf & 0x0F;
if (Data.size() < BytesToAdvance) {
return llvm::make_error<CodeViewError>(cv_error_code::corrupt_record,
"Invalid padding bytes!");
}
Data = Data.drop_front(BytesToAdvance);
return Error::success();
}

46
lib/DebugInfo/CodeView/TypeDumper.cpp
View File

@ -206,21 +206,38 @@ Error CVTypeDumper::visitTypeBegin(const CVRecord<TypeLeafKind> &Record) {
// Reset Name to the empty string. If the visitor sets it, we know it.
Name = "";
W->startLine() << getLeafTypeName(Record.Type) << " ("
<< HexNumber(getNextTypeIndex()) << ") {\n";
W->startLine() << getLeafTypeName(Record.Type);
if (!IsInFieldList) {
// If this is a field list member, don't record its type index because it
// doesn't have one. Only the outer field list has a type index.
W->getOStream() << " (" << HexNumber(getNextTypeIndex()) << ")";
}
W->getOStream() << " {\n";
W->indent();
W->printEnum("TypeLeafKind", unsigned(Record.Type),
makeArrayRef(LeafTypeNames));
if (Record.Type == LF_FIELDLIST) {
// Record that we're in a field list so that members do not get assigned
// type indices.
assert(!IsInFieldList);
IsInFieldList = true;
}
return Error::success();
}
Error CVTypeDumper::visitTypeEnd(const CVRecord<TypeLeafKind> &Record) {
if (Record.Type == LF_FIELDLIST)
Name = "<field list>";
if (Record.Type == LF_FIELDLIST) {
assert(IsInFieldList);
IsInFieldList = false;
}
// Always record some name for every type, even if Name is empty. CVUDTNames
// is indexed by type index, and must have one entry for every type.
if (!IsInFieldList) {
// Record every type that is not a field list member, even if Name is empty.
// CVUDTNames is indexed by type index, and must have one entry for every
// type. Field list members are not recorded, and are only referenced by
// their containing field list record.
recordType(Name);
}
if (PrintRecordBytes)
W->printBinaryBlock("LeafData", getBytesAsCharacters(Record.Data));
@ -232,6 +249,12 @@ Error CVTypeDumper::visitTypeEnd(const CVRecord<TypeLeafKind> &Record) {
Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
FieldListRecord &FieldList) {
TypeDeserializer Deserializer(*this);
CVTypeVisitor Visitor(Deserializer);
if (auto EC = Visitor.visitFieldListMemberStream(FieldList.Data))
return EC;
Name = "<field list>";
return Error::success();
}
@ -550,7 +573,6 @@ Error CVTypeDumper::visitUnknownMember(const CVRecord<TypeLeafKind> &Record) {
}
Error CVTypeDumper::visitUnknownType(const CVRecord<TypeLeafKind> &Record) {
DictScope S(*W, "UnknownType");
W->printEnum("Kind", uint16_t(Record.Type), makeArrayRef(LeafTypeNames));
W->printNumber("Length", uint32_t(Record.Data.size()));
return Error::success();
@ -558,7 +580,6 @@ Error CVTypeDumper::visitUnknownType(const CVRecord<TypeLeafKind> &Record) {
Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
NestedTypeRecord &Nested) {
DictScope S(*W, "NestedType");
printTypeIndex("Type", Nested.getNestedType());
W->printString("Name", Nested.getName());
Name = Nested.getName();
@ -567,7 +588,6 @@ Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
OneMethodRecord &Method) {
DictScope S(*W, "OneMethod");
MethodKind K = Method.getKind();
printMemberAttributes(Method.getAccess(), K, Method.getOptions());
printTypeIndex("Type", Method.getType());
@ -581,7 +601,6 @@ Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
OverloadedMethodRecord &Method) {
DictScope S(*W, "OverloadedMethod");
W->printHex("MethodCount", Method.getNumOverloads());
printTypeIndex("MethodListIndex", Method.getMethodList());
W->printString("Name", Method.getName());
@ -591,7 +610,6 @@ Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
DataMemberRecord &Field) {
DictScope S(*W, "DataMember");
printMemberAttributes(Field.getAccess(), MethodKind::Vanilla,
MethodOptions::None);
printTypeIndex("Type", Field.getType());
@ -603,7 +621,6 @@ Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
StaticDataMemberRecord &Field) {
DictScope S(*W, "StaticDataMember");
printMemberAttributes(Field.getAccess(), MethodKind::Vanilla,
MethodOptions::None);
printTypeIndex("Type", Field.getType());
@ -614,14 +631,12 @@ Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
VFPtrRecord &VFTable) {
DictScope S(*W, "VFPtr");
printTypeIndex("Type", VFTable.getType());
return Error::success();
}
Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
EnumeratorRecord &Enum) {
DictScope S(*W, "Enumerator");
printMemberAttributes(Enum.getAccess(), MethodKind::Vanilla,
MethodOptions::None);
W->printNumber("EnumValue", Enum.getValue());
@ -632,7 +647,6 @@ Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
BaseClassRecord &Base) {
DictScope S(*W, "BaseClass");
printMemberAttributes(Base.getAccess(), MethodKind::Vanilla,
MethodOptions::None);
printTypeIndex("BaseType", Base.getBaseType());
@ -642,7 +656,6 @@ Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
VirtualBaseClassRecord &Base) {
DictScope S(*W, "VirtualBaseClass");
printMemberAttributes(Base.getAccess(), MethodKind::Vanilla,
MethodOptions::None);
printTypeIndex("BaseType", Base.getBaseType());
@ -654,7 +667,6 @@ Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
Error CVTypeDumper::visitKnownRecord(const CVRecord<TypeLeafKind> &CVR,
ListContinuationRecord &Cont) {
DictScope S(*W, "ListContinuation");
printTypeIndex("ContinuationIndex", Cont.getContinuationIndex());
return Error::success();
}

9
lib/DebugInfo/CodeView/TypeRecord.cpp
View File

@ -8,8 +8,9 @@
//===----------------------------------------------------------------------===//
#include "llvm/DebugInfo/CodeView/TypeRecord.h"
#include "llvm/DebugInfo/CodeView/TypeIndex.h"
#include "llvm/DebugInfo/CodeView/RecordSerialization.h"
#include "llvm/DebugInfo/CodeView/TypeIndex.h"
#include "llvm/DebugInfo/MSF/ByteStream.h"
using namespace llvm;
using namespace llvm::codeview;
@ -116,7 +117,9 @@ NestedTypeRecord::deserialize(TypeRecordKind Kind, ArrayRef<uint8_t> &Data) {
Expected<FieldListRecord>
FieldListRecord::deserialize(TypeRecordKind Kind, ArrayRef<uint8_t> &Data) {
return FieldListRecord(Data);
auto FieldListData = Data;
Data = ArrayRef<uint8_t>();
return FieldListRecord(FieldListData);
}
Expected<ArrayRecord> ArrayRecord::deserialize(TypeRecordKind Kind,
@ -448,7 +451,7 @@ bool PointerRecord::remapTypeIndices(ArrayRef<TypeIndex> IndexMap) {
bool Success = true;
Success &= remapIndex(IndexMap, ReferentType);
if (isPointerToMember())
Success &= MemberInfo.remapTypeIndices(IndexMap);
Success &= MemberInfo->remapTypeIndices(IndexMap);
return Success;
}

14
lib/DebugInfo/CodeView/TypeStreamMerger.cpp
View File

@ -84,6 +84,11 @@ private:
Error visitKnownRecordImpl(FieldListRecord &Record) {
// Don't do anything, this will get written in the call to visitTypeEnd().
TypeDeserializer Deserializer(*this);
CVTypeVisitor Visitor(Deserializer);
if (auto EC = Visitor.visitFieldListMemberStream(Record.Data))
return std::move(EC);
return Error::success();
}
@ -102,6 +107,7 @@ private:
TypeTableBuilder &DestStream;
bool IsInFieldList{false};
size_t BeginIndexMapSize = 0;
/// Map from source type index to destination type index. Indexed by source
@ -112,7 +118,10 @@ private:
} // end anonymous namespace
Error TypeStreamMerger::visitTypeBegin(const CVRecord<TypeLeafKind> &Rec) {
if (Rec.Type != TypeLeafKind::LF_FIELDLIST)
if (Rec.Type == TypeLeafKind::LF_FIELDLIST) {
assert(!IsInFieldList);
IsInFieldList = true;
} else
BeginIndexMapSize = IndexMap.size();
return Error::success();
}
@ -121,7 +130,8 @@ Error TypeStreamMerger::visitTypeEnd(const CVRecord<TypeLeafKind> &Rec) {
if (Rec.Type == TypeLeafKind::LF_FIELDLIST) {
IndexMap.push_back(DestStream.writeFieldList(FieldBuilder));
FieldBuilder.reset();
} else {
IsInFieldList = false;
} else if (!IsInFieldList) {
assert(IndexMap.size() == BeginIndexMapSize + 1);
}
return Error::success();

5
test/DebugInfo/COFF/big-type.ll
View File

@ -5,6 +5,7 @@
; CHECK-LABEL: FieldList (0x1000)
; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
; CHECK-NEXT: Enumerator {
; CHECK-NEXT: TypeLeafKind: LF_ENUMERATE (0x1502)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: EnumValue: 5460
; CHECK-NEXT: Name: EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE5461
@ -14,6 +15,7 @@
; CHECK-LABEL: FieldList (0x1001)
; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
; CHECK-NEXT: Enumerator {
; CHECK-NEXT: TypeLeafKind: LF_ENUMERATE (0x1502)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: EnumValue: 4095
; CHECK-NEXT: Name: EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE4096
@ -23,6 +25,7 @@
; CHECK-LABEL: FieldList (0x1002)
; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
; CHECK-NEXT: Enumerator {
; CHECK-NEXT: TypeLeafKind: LF_ENUMERATE (0x1502)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: EnumValue: 2730
; CHECK-NEXT: Name: EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE2731
@ -32,6 +35,7 @@
; CHECK-LABEL: FieldList (0x1003)
; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
; CHECK-NEXT: Enumerator {
; CHECK-NEXT: TypeLeafKind: LF_ENUMERATE (0x1502)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: EnumValue: 1365
; CHECK-NEXT: Name: EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE1366
@ -41,6 +45,7 @@
; CHECK-LABEL: FieldList (0x1004)
; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
; CHECK-NEXT: Enumerator {
; CHECK-NEXT: TypeLeafKind: LF_ENUMERATE (0x1502)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: EnumValue: 0
; CHECK-NEXT: Name: EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE1

1
test/DebugInfo/COFF/enum.ll
View File

@ -8,6 +8,7 @@
; CHECK: FieldList (0x1000) {
; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
; CHECK-NEXT: Enumerator {
; CHECK-NEXT: TypeLeafKind: LF_ENUMERATE (0x1502)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: EnumValue: 0
; CHECK-NEXT: Name: BLAH

4
test/DebugInfo/COFF/inheritance.ll
View File

@ -16,11 +16,13 @@
; CHECK: FieldList ({{.*}}) {
; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
; CHECK-NEXT: BaseClass {
; CHECK-NEXT: TypeLeafKind: LF_BCLASS (0x1400)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: BaseType: B ({{.*}})
; CHECK-NEXT: BaseOffset: 0x8
; CHECK-NEXT: }
; CHECK-NEXT: BaseClass {
; CHECK-NEXT: TypeLeafKind: LF_BCLASS (0x1400)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: BaseType: C ({{.*}})
; CHECK-NEXT: BaseOffset: 0x18
@ -31,6 +33,7 @@
; CHECK: FieldList ({{.*}}) {
; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
; CHECK-NEXT: VirtualBaseClass {
; CHECK-NEXT: TypeLeafKind: LF_VBCLASS (0x1401)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: BaseType: A ({{.*}})
; CHECK-NEXT: VBPtrType: const int* ({{.*}})
@ -43,6 +46,7 @@
; CHECK: FieldList ({{.*}}) {
; CHECK-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
; CHECK-NEXT: VirtualBaseClass {
; CHECK-NEXT: TypeLeafKind: LF_VBCLASS (0x1401)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: BaseType: A ({{.*}})
; CHECK-NEXT: VBPtrType: const int* ({{.*}})

6
test/DebugInfo/COFF/virtual-method-kinds.ll
View File

@ -20,12 +20,14 @@
; $ clang t.cpp -S -emit-llvm -g -gcodeview -o t.ll
; CHECK: OneMethod {
; CHECK-NEXT: TypeLeafKind: LF_ONEMETHOD (0x1511)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: MethodKind: Virtual (0x1)
; CHECK-NEXT: Type: void C::() ({{.*}})
; CHECK-NEXT: Name: f
; CHECK-NEXT: }
; CHECK-NEXT: OneMethod {
; CHECK-NEXT: TypeLeafKind: LF_ONEMETHOD (0x1511)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: MethodKind: Virtual (0x1)
; CHECK-NEXT: Type: void C::() ({{.*}})
@ -33,12 +35,14 @@
; CHECK-NEXT: }
; CHECK: OneMethod {
; CHECK-NEXT: TypeLeafKind: LF_ONEMETHOD (0x1511)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: MethodKind: PureVirtual (0x5)
; CHECK-NEXT: Type: void B::() ({{.*}})
; CHECK-NEXT: Name: f
; CHECK-NEXT: }
; CHECK-NEXT: OneMethod {
; CHECK-NEXT: TypeLeafKind: LF_ONEMETHOD (0x1511)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: MethodKind: Virtual (0x1)
; CHECK-NEXT: Type: void B::() ({{.*}})
@ -46,6 +50,7 @@
; CHECK-NEXT: }
; CHECK: OneMethod {
; CHECK-NEXT: TypeLeafKind: LF_ONEMETHOD (0x1511)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: MethodKind: IntroducingVirtual (0x4)
; CHECK-NEXT: Type: void A::() ({{.*}})
@ -53,6 +58,7 @@
; CHECK-NEXT: Name: f
; CHECK-NEXT: }
; CHECK-NEXT: OneMethod {
; CHECK-NEXT: TypeLeafKind: LF_ONEMETHOD (0x1511)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: MethodKind: PureIntroducingVirtual (0x6)
; CHECK-NEXT: Type: void A::() ({{.*}})

2
test/DebugInfo/COFF/virtual-methods.ll
View File

@ -64,6 +64,7 @@
; CHECK: FieldList ({{.*}}) {
; CHECK: OneMethod {
; CHECK-NEXT: TypeLeafKind: LF_ONEMETHOD (0x1511)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: MethodKind: Virtual (0x1)
; CHECK-NEXT: Type: int C::() ([[C_g]])
@ -87,6 +88,7 @@
; CHECK: FieldList ({{.*}}) {
; CHECK: OneMethod {
; CHECK-NEXT: TypeLeafKind: LF_ONEMETHOD (0x1511)
; CHECK-NEXT: AccessSpecifier: Public (0x3)
; CHECK-NEXT: MethodKind: Virtual (0x1)
; CHECK-NEXT: Type: int D::() ([[D_g]])

5
test/DebugInfo/PDB/pdbdump-headers.test
View File

@ -111,26 +111,31 @@
; EMPTY-NEXT: FieldList (0x1002) {
; EMPTY-NEXT: TypeLeafKind: LF_FIELDLIST (0x1203)
; EMPTY-NEXT: Enumerator {
; EMPTY-NEXT: TypeLeafKind: LF_ENUMERATE (0x1502)
; EMPTY-NEXT: AccessSpecifier: Public (0x3)
; EMPTY-NEXT: EnumValue: 1
; EMPTY-NEXT: Name: apartment
; EMPTY-NEXT: }
; EMPTY-NEXT: Enumerator {
; EMPTY-NEXT: TypeLeafKind: LF_ENUMERATE (0x1502)
; EMPTY-NEXT: AccessSpecifier: Public (0x3)
; EMPTY-NEXT: EnumValue: 2
; EMPTY-NEXT: Name: single
; EMPTY-NEXT: }
; EMPTY-NEXT: Enumerator {
; EMPTY-NEXT: TypeLeafKind: LF_ENUMERATE (0x1502)
; EMPTY-NEXT: AccessSpecifier: Public (0x3)
; EMPTY-NEXT: EnumValue: 3
; EMPTY-NEXT: Name: free
; EMPTY-NEXT: }
; EMPTY-NEXT: Enumerator {
; EMPTY-NEXT: TypeLeafKind: LF_ENUMERATE (0x1502)
; EMPTY-NEXT: AccessSpecifier: Public (0x3)
; EMPTY-NEXT: EnumValue: 4
; EMPTY-NEXT: Name: neutral
; EMPTY-NEXT: }
; EMPTY-NEXT: Enumerator {
; EMPTY-NEXT: TypeLeafKind: LF_ENUMERATE (0x1502)
; EMPTY-NEXT: AccessSpecifier: Public (0x3)
; EMPTY-NEXT: EnumValue: 5
; EMPTY-NEXT: Name: both

1087
test/DebugInfo/PDB/pdbdump-yaml-types.test Normal file
View File

File diff suppressed because it is too large Load Diff

1
tools/llvm-pdbdump/CMakeLists.txt
View File

@ -10,6 +10,7 @@ add_llvm_tool(llvm-pdbdump
llvm-pdbdump.cpp
BuiltinDumper.cpp
ClassDefinitionDumper.cpp
CodeViewYaml.cpp
CompilandDumper.cpp
EnumDumper.cpp
ExternalSymbolDumper.cpp

506
tools/llvm-pdbdump/CodeViewYaml.cpp Normal file
View File

@ -0,0 +1,506 @@
//===- PdbYAML.cpp -------------------------------------------- *- C++ --*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "CodeViewYaml.h"
#include "llvm/DebugInfo/CodeView/CVTypeVisitor.h"
#include "llvm/DebugInfo/CodeView/EnumTables.h"
#include "llvm/DebugInfo/CodeView/TypeDeserializer.h"
#include "llvm/DebugInfo/CodeView/TypeRecord.h"
using namespace llvm;
using namespace llvm::codeview;
using namespace llvm::codeview::yaml;
LLVM_YAML_IS_FLOW_SEQUENCE_VECTOR(TypeIndex)
LLVM_YAML_IS_FLOW_SEQUENCE_VECTOR(uint64_t)
LLVM_YAML_IS_SEQUENCE_VECTOR(OneMethodRecord)
LLVM_YAML_IS_SEQUENCE_VECTOR(VFTableSlotKind)
LLVM_YAML_IS_SEQUENCE_VECTOR(StringRef)
LLVM_YAML_IS_SEQUENCE_VECTOR(CVType)
namespace llvm {
namespace yaml {
template <> struct ScalarEnumerationTraits<PointerToMemberRepresentation> {
static void enumeration(IO &IO, PointerToMemberRepresentation &Value) {
IO.enumCase(Value, "Unknown", PointerToMemberRepresentation::Unknown);
IO.enumCase(Value, "SingleInheritanceData",
PointerToMemberRepresentation::SingleInheritanceData);
IO.enumCase(Value, "MultipleInheritanceData",
PointerToMemberRepresentation::MultipleInheritanceData);
IO.enumCase(Value, "VirtualInheritanceData",
PointerToMemberRepresentation::VirtualInheritanceData);
IO.enumCase(Value, "GeneralData",
PointerToMemberRepresentation::GeneralData);
IO.enumCase(Value, "SingleInheritanceFunction",
PointerToMemberRepresentation::SingleInheritanceFunction);
IO.enumCase(Value, "MultipleInheritanceFunction",
PointerToMemberRepresentation::MultipleInheritanceFunction);
IO.enumCase(Value, "VirtualInheritanceFunction",
PointerToMemberRepresentation::VirtualInheritanceFunction);
IO.enumCase(Value, "GeneralFunction",
PointerToMemberRepresentation::GeneralFunction);
}
};
template <> struct ScalarEnumerationTraits<VFTableSlotKind> {
static void enumeration(IO &IO, VFTableSlotKind &Kind) {
IO.enumCase(Kind, "Near16", VFTableSlotKind::Near16);
IO.enumCase(Kind, "Far16", VFTableSlotKind::Far16);
IO.enumCase(Kind, "This", VFTableSlotKind::This);
IO.enumCase(Kind, "Outer", VFTableSlotKind::Outer);
IO.enumCase(Kind, "Meta", VFTableSlotKind::Meta);
IO.enumCase(Kind, "Near", VFTableSlotKind::Near);
IO.enumCase(Kind, "Far", VFTableSlotKind::Far);
}
};
template <> struct ScalarEnumerationTraits<CallingConvention> {
static void enumeration(IO &IO, CallingConvention &Value) {
IO.enumCase(Value, "NearC", CallingConvention::NearC);
IO.enumCase(Value, "FarC", CallingConvention::FarC);
IO.enumCase(Value, "NearPascal", CallingConvention::NearPascal);
IO.enumCase(Value, "FarPascal", CallingConvention::FarPascal);
IO.enumCase(Value, "NearFast", CallingConvention::NearFast);
IO.enumCase(Value, "FarFast", CallingConvention::FarFast);
IO.enumCase(Value, "NearStdCall", CallingConvention::NearStdCall);
IO.enumCase(Value, "FarStdCall", CallingConvention::FarStdCall);
IO.enumCase(Value, "NearSysCall", CallingConvention::NearSysCall);
IO.enumCase(Value, "FarSysCall", CallingConvention::FarSysCall);
IO.enumCase(Value, "ThisCall", CallingConvention::ThisCall);
IO.enumCase(Value, "MipsCall", CallingConvention::MipsCall);
IO.enumCase(Value, "Generic", CallingConvention::Generic);
IO.enumCase(Value, "AlphaCall", CallingConvention::AlphaCall);
IO.enumCase(Value, "PpcCall", CallingConvention::PpcCall);
IO.enumCase(Value, "SHCall", CallingConvention::SHCall);
IO.enumCase(Value, "ArmCall", CallingConvention::ArmCall);
IO.enumCase(Value, "AM33Call", CallingConvention::AM33Call);
IO.enumCase(Value, "TriCall", CallingConvention::TriCall);
IO.enumCase(Value, "SH5Call", CallingConvention::SH5Call);
IO.enumCase(Value, "M32RCall", CallingConvention::M32RCall);
IO.enumCase(Value, "ClrCall", CallingConvention::ClrCall);
IO.enumCase(Value, "Inline", CallingConvention::Inline);
IO.enumCase(Value, "NearVector", CallingConvention::NearVector);
}
};
template <> struct ScalarEnumerationTraits<PointerKind> {
static void enumeration(IO &IO, PointerKind &Kind) {
IO.enumCase(Kind, "Near16", PointerKind::Near16);
IO.enumCase(Kind, "Far16", PointerKind::Far16);
IO.enumCase(Kind, "Huge16", PointerKind::Huge16);
IO.enumCase(Kind, "BasedOnSegment", PointerKind::BasedOnSegment);
IO.enumCase(Kind, "BasedOnValue", PointerKind::BasedOnValue);
IO.enumCase(Kind, "BasedOnSegmentValue", PointerKind::BasedOnSegmentValue);
IO.enumCase(Kind, "BasedOnAddress", PointerKind::BasedOnAddress);
IO.enumCase(Kind, "BasedOnSegmentAddress",
PointerKind::BasedOnSegmentAddress);
IO.enumCase(Kind, "BasedOnType", PointerKind::BasedOnType);
IO.enumCase(Kind, "BasedOnSelf", PointerKind::BasedOnSelf);
IO.enumCase(Kind, "Near32", PointerKind::Near32);
IO.enumCase(Kind, "Far32", PointerKind::Far32);
IO.enumCase(Kind, "Near64", PointerKind::Near64);
}
};
template <> struct ScalarEnumerationTraits<PointerMode> {
static void enumeration(IO &IO, PointerMode &Mode) {
IO.enumCase(Mode, "Pointer", PointerMode::Pointer);
IO.enumCase(Mode, "LValueReference", PointerMode::LValueReference);
IO.enumCase(Mode, "PointerToDataMember", PointerMode::PointerToDataMember);
IO.enumCase(Mode, "PointerToMemberFunction",
PointerMode::PointerToMemberFunction);
IO.enumCase(Mode, "RValueReference", PointerMode::RValueReference);
}
};
template <> struct ScalarEnumerationTraits<HfaKind> {
static void enumeration(IO &IO, HfaKind &Value) {
IO.enumCase(Value, "None", HfaKind::None);
IO.enumCase(Value, "Float", HfaKind::Float);
IO.enumCase(Value, "Double", HfaKind::Double);
IO.enumCase(Value, "Other", HfaKind::Other);
}
};
template <> struct ScalarEnumerationTraits<MemberAccess> {
static void enumeration(IO &IO, MemberAccess &Access) {
IO.enumCase(Access, "None", MemberAccess::None);
IO.enumCase(Access, "Private", MemberAccess::Private);
IO.enumCase(Access, "Protected", MemberAccess::Protected);
IO.enumCase(Access, "Public", MemberAccess::Public);
}
};
template <> struct ScalarEnumerationTraits<MethodKind> {
static void enumeration(IO &IO, MethodKind &Kind) {
IO.enumCase(Kind, "Vanilla", MethodKind::Vanilla);
IO.enumCase(Kind, "Virtual", MethodKind::Virtual);
IO.enumCase(Kind, "Static", MethodKind::Static);
IO.enumCase(Kind, "Friend", MethodKind::Friend);
IO.enumCase(Kind, "IntroducingVirtual", MethodKind::IntroducingVirtual);
IO.enumCase(Kind, "PureVirtual", MethodKind::PureVirtual);
IO.enumCase(Kind, "PureIntroducingVirtual",
MethodKind::PureIntroducingVirtual);
}
};
template <> struct ScalarEnumerationTraits<WindowsRTClassKind> {
static void enumeration(IO &IO, WindowsRTClassKind &Value) {
IO.enumCase(Value, "None", WindowsRTClassKind::None);
IO.enumCase(Value, "Ref", WindowsRTClassKind::RefClass);
IO.enumCase(Value, "Value", WindowsRTClassKind::ValueClass);
IO.enumCase(Value, "Interface", WindowsRTClassKind::Interface);
}
};
template <> struct ScalarBitSetTraits<PointerOptions> {
static void bitset(IO &IO, PointerOptions &Options) {
IO.bitSetCase(Options, "None", PointerOptions::None);
IO.bitSetCase(Options, "Flat32", PointerOptions::Flat32);
IO.bitSetCase(Options, "Volatile", PointerOptions::Volatile);
IO.bitSetCase(Options, "Const", PointerOptions::Const);
IO.bitSetCase(Options, "Unaligned", PointerOptions::Unaligned);
IO.bitSetCase(Options, "Restrict", PointerOptions::Restrict);
IO.bitSetCase(Options, "WinRTSmartPointer",
PointerOptions::WinRTSmartPointer);
}
};
template <> struct ScalarBitSetTraits<ModifierOptions> {
static void bitset(IO &IO, ModifierOptions &Options) {
IO.bitSetCase(Options, "None", ModifierOptions::None);
IO.bitSetCase(Options, "Const", ModifierOptions::Const);
IO.bitSetCase(Options, "Volatile", ModifierOptions::Volatile);
IO.bitSetCase(Options, "Unaligned", ModifierOptions::Unaligned);
}
};
template <> struct ScalarBitSetTraits<FunctionOptions> {
static void bitset(IO &IO, FunctionOptions &Options) {
IO.bitSetCase(Options, "None", FunctionOptions::None);
IO.bitSetCase(Options, "CxxReturnUdt", FunctionOptions::CxxReturnUdt);
IO.bitSetCase(Options, "Constructor", FunctionOptions::Constructor);
IO.bitSetCase(Options, "ConstructorWithVirtualBases",
FunctionOptions::ConstructorWithVirtualBases);
}
};
template <> struct ScalarBitSetTraits<ClassOptions> {
static void bitset(IO &IO, ClassOptions &Options) {
IO.bitSetCase(Options, "None", ClassOptions::None);
IO.bitSetCase(Options, "HasConstructorOrDestructor",
ClassOptions::HasConstructorOrDestructor);
IO.bitSetCase(Options, "HasOverloadedOperator",
ClassOptions::HasOverloadedOperator);
IO.bitSetCase(Options, "Nested", ClassOptions::Nested);
IO.bitSetCase(Options, "ContainsNestedClass",
ClassOptions::ContainsNestedClass);
IO.bitSetCase(Options, "HasOverloadedAssignmentOperator",
ClassOptions::HasOverloadedAssignmentOperator);
IO.bitSetCase(Options, "HasConversionOperator",
ClassOptions::HasConversionOperator);
IO.bitSetCase(Options, "ForwardReference", ClassOptions::ForwardReference);
IO.bitSetCase(Options, "Scoped", ClassOptions::Scoped);
IO.bitSetCase(Options, "HasUniqueName", ClassOptions::HasUniqueName);
IO.bitSetCase(Options, "Sealed", ClassOptions::Sealed);
IO.bitSetCase(Options, "Intrinsic", ClassOptions::Intrinsic);
}
};
template <> struct ScalarBitSetTraits<MethodOptions> {
static void bitset(IO &IO, MethodOptions &Options) {
IO.bitSetCase(Options, "None", MethodOptions::None);
IO.bitSetCase(Options, "Pseudo", MethodOptions::Pseudo);
IO.bitSetCase(Options, "NoInherit", MethodOptions::NoInherit);
IO.bitSetCase(Options, "NoConstruct", MethodOptions::NoConstruct);
IO.bitSetCase(Options, "CompilerGenerated",
MethodOptions::CompilerGenerated);
IO.bitSetCase(Options, "Sealed", MethodOptions::Sealed);
}
};
template <> struct ScalarTraits<APSInt> {
static void output(const APSInt &S, void *, llvm::raw_ostream &OS) {
S.print(OS, true);
}
static StringRef input(StringRef Scalar, void *Ctx, APSInt &S) {
S = APSInt(Scalar);
return "";
}
static bool mustQuote(StringRef Scalar) { return false; }
};
void MappingTraits<CVType>::mapping(IO &IO, CVType &Record) {
if (IO.outputting()) {
codeview::yaml::YamlTypeDumperCallbacks Callbacks(IO);
codeview::TypeDeserializer Deserializer(Callbacks);
codeview::CVTypeVisitor Visitor(Deserializer);
consumeError(Visitor.visitTypeRecord(Record));
}
}
void MappingTraits<FieldListRecord>::mapping(IO &IO,
FieldListRecord &FieldList) {
if (IO.outputting()) {
codeview::yaml::YamlTypeDumperCallbacks Callbacks(IO);
codeview::TypeDeserializer Deserializer(Callbacks);
codeview::CVTypeVisitor Visitor(Deserializer);
consumeError(Visitor.visitFieldListMemberStream(FieldList.Data));
}
}
void MappingTraits<StringIdRecord>::mapping(IO &IO, StringIdRecord &String) {
IO.mapRequired("Id", String.Id);
IO.mapRequired("String", String.String);
}
void MappingTraits<ArgListRecord>::mapping(IO &IO, ArgListRecord &Args) {
IO.mapRequired("ArgIndices", Args.StringIndices);
}
void MappingTraits<ClassRecord>::mapping(IO &IO, ClassRecord &Class) {
IO.mapRequired("MemberCount", Class.MemberCount);
IO.mapRequired("Options", Class.Options);
IO.mapRequired("FieldList", Class.FieldList);
IO.mapRequired("Name", Class.Name);
IO.mapRequired("UniqueName", Class.UniqueName);
IO.mapRequired("Hfa", Class.Hfa);
IO.mapRequired("WinRTKind", Class.WinRTKind);
IO.mapRequired("DerivationList", Class.DerivationList);
IO.mapRequired("VTableShape", Class.VTableShape);
IO.mapRequired("Size", Class.Size);
}
void MappingTraits<UnionRecord>::mapping(IO &IO, UnionRecord &Union) {
IO.mapRequired("MemberCount", Union.MemberCount);
IO.mapRequired("Options", Union.Options);
IO.mapRequired("FieldList", Union.FieldList);
IO.mapRequired("Name", Union.Name);
IO.mapRequired("UniqueName", Union.UniqueName);
IO.mapRequired("Hfa", Union.Hfa);
IO.mapRequired("Size", Union.Size);
}
void MappingTraits<EnumRecord>::mapping(IO &IO, EnumRecord &Enum) {
IO.mapRequired("NumEnumerators", Enum.MemberCount);
IO.mapRequired("Options", Enum.Options);
IO.mapRequired("FieldList", Enum.FieldList);
IO.mapRequired("Name", Enum.Name);
IO.mapRequired("UniqueName", Enum.UniqueName);
IO.mapRequired("UnderlyingType", Enum.UnderlyingType);
}
void MappingTraits<ArrayRecord>::mapping(IO &IO, ArrayRecord &AT) {
IO.mapRequired("ElementType", AT.ElementType);
IO.mapRequired("IndexType", AT.IndexType);
IO.mapRequired("Size", AT.Size);
IO.mapRequired("Name", AT.Name);
}
void MappingTraits<VFTableRecord>::mapping(IO &IO, VFTableRecord &VFT) {
IO.mapRequired("CompleteClass", VFT.CompleteClass);
IO.mapRequired("OverriddenVFTable", VFT.OverriddenVFTable);
IO.mapRequired("VFPtrOffset", VFT.VFPtrOffset);
IO.mapRequired("Name", VFT.Name);
IO.mapRequired("MethodNames", VFT.MethodNames);
}
void MappingTraits<MemberFuncIdRecord>::mapping(IO &IO,
MemberFuncIdRecord &Id) {
IO.mapRequired("ClassType", Id.ClassType);
IO.mapRequired("FunctionType", Id.FunctionType);
IO.mapRequired("Name", Id.Name);
}
void MappingTraits<ProcedureRecord>::mapping(IO &IO, ProcedureRecord &Proc) {
IO.mapRequired("ReturnType", Proc.ReturnType);
IO.mapRequired("CallConv", Proc.CallConv);
IO.mapRequired("Options", Proc.Options);
IO.mapRequired("ParameterCount", Proc.ParameterCount);
IO.mapRequired("ArgumentList", Proc.ArgumentList);
}
void MappingTraits<MemberFunctionRecord>::mapping(IO &IO,
MemberFunctionRecord &MF) {
IO.mapRequired("ReturnType", MF.ReturnType);
IO.mapRequired("ClassType", MF.ClassType);
IO.mapRequired("ThisType", MF.ThisType);
IO.mapRequired("CallConv", MF.CallConv);
IO.mapRequired("Options", MF.Options);
IO.mapRequired("ParameterCount", MF.ParameterCount);
IO.mapRequired("ArgumentList", MF.ArgumentList);
IO.mapRequired("ThisPointerAdjustment", MF.ThisPointerAdjustment);
}
void MappingTraits<MethodOverloadListRecord>::mapping(
IO &IO, MethodOverloadListRecord &MethodList) {
IO.mapRequired("Methods", MethodList.Methods);
}
void MappingTraits<FuncIdRecord>::mapping(IO &IO, FuncIdRecord &Func) {
IO.mapRequired("ParentScope", Func.ParentScope);
IO.mapRequired("FunctionType", Func.FunctionType);
IO.mapRequired("Name", Func.Name);
}
void MappingTraits<TypeServer2Record>::mapping(IO &IO, TypeServer2Record &TS) {
IO.mapRequired("Guid", TS.Guid);
IO.mapRequired("Age", TS.Age);
IO.mapRequired("Name", TS.Name);
}
void MappingTraits<PointerRecord>::mapping(IO &IO, PointerRecord &Ptr) {
IO.mapRequired("ReferentType", Ptr.ReferentType);
IO.mapRequired("PtrKind", Ptr.PtrKind);
IO.mapRequired("Mode", Ptr.Mode);
IO.mapRequired("Options", Ptr.Options);
IO.mapRequired("Size", Ptr.Size);
IO.mapOptional("MemberInfo", Ptr.MemberInfo);
}
void MappingTraits<MemberPointerInfo>::mapping(IO &IO, MemberPointerInfo &MPI) {
IO.mapRequired("ContainingType", MPI.ContainingType);
IO.mapRequired("Representation", MPI.Representation);
}
void MappingTraits<ModifierRecord>::mapping(IO &IO, ModifierRecord &Mod) {
IO.mapRequired("ModifiedType", Mod.ModifiedType);
IO.mapRequired("Modifiers", Mod.Modifiers);
}
void MappingTraits<BitFieldRecord>::mapping(IO &IO, BitFieldRecord &BitField) {
IO.mapRequired("Type", BitField.Type);
IO.mapRequired("BitSize", BitField.BitSize);
IO.mapRequired("BitOffset", BitField.BitOffset);
}
void MappingTraits<VFTableShapeRecord>::mapping(IO &IO,
VFTableShapeRecord &Shape) {
IO.mapRequired("Slots", Shape.Slots);
}
void MappingTraits<UdtSourceLineRecord>::mapping(IO &IO,
UdtSourceLineRecord &Line) {
IO.mapRequired("UDT", Line.UDT);
IO.mapRequired("SourceFile", Line.SourceFile);
IO.mapRequired("LineNumber", Line.LineNumber);
}
void MappingTraits<UdtModSourceLineRecord>::mapping(
IO &IO, UdtModSourceLineRecord &Line) {
IO.mapRequired("UDT", Line.UDT);
IO.mapRequired("SourceFile", Line.SourceFile);
IO.mapRequired("LineNumber", Line.LineNumber);
IO.mapRequired("Module", Line.Module);
}
void MappingTraits<BuildInfoRecord>::mapping(IO &IO, BuildInfoRecord &Args) {
IO.mapRequired("ArgIndices", Args.ArgIndices);
}
void MappingTraits<NestedTypeRecord>::mapping(IO &IO,
NestedTypeRecord &Nested) {
IO.mapRequired("Type", Nested.Type);
IO.mapRequired("Name", Nested.Name);
}
void MappingTraits<OneMethodRecord>::mapping(IO &IO, OneMethodRecord &Method) {
IO.mapRequired("Type", Method.Type);
IO.mapRequired("Kind", Method.Kind);
IO.mapRequired("Options", Method.Options);
IO.mapRequired("Access", Method.Access);
IO.mapRequired("VFTableOffset", Method.VFTableOffset);
IO.mapRequired("Name", Method.Name);
}
void MappingTraits<OverloadedMethodRecord>::mapping(
IO &IO, OverloadedMethodRecord &Method) {
IO.mapRequired("NumOverloads", Method.NumOverloads);
IO.mapRequired("MethodList", Method.MethodList);
IO.mapRequired("Name", Method.Name);
}
void MappingTraits<DataMemberRecord>::mapping(IO &IO, DataMemberRecord &Field) {
IO.mapRequired("Access", Field.Access);
IO.mapRequired("Type", Field.Type);
IO.mapRequired("FieldOffset", Field.FieldOffset);
IO.mapRequired("Name", Field.Name);
}
void MappingTraits<StaticDataMemberRecord>::mapping(
IO &IO, StaticDataMemberRecord &Field) {
IO.mapRequired("Access", Field.Access);
IO.mapRequired("Type", Field.Type);
IO.mapRequired("Name", Field.Name);
}
void MappingTraits<VFPtrRecord>::mapping(IO &IO, VFPtrRecord &VFTable) {
IO.mapRequired("Type", VFTable.Type);
}
void MappingTraits<EnumeratorRecord>::mapping(IO &IO, EnumeratorRecord &Enum) {
IO.mapRequired("Access", Enum.Access);
IO.mapRequired("Value", Enum.Value);
IO.mapRequired("Name", Enum.Name);
}
void MappingTraits<BaseClassRecord>::mapping(IO &IO, BaseClassRecord &Base) {
IO.mapRequired("Access", Base.Access);
IO.mapRequired("Type", Base.Type);
IO.mapRequired("Offset", Base.Offset);
}
void MappingTraits<VirtualBaseClassRecord>::mapping(
IO &IO, VirtualBaseClassRecord &Base) {
IO.mapRequired("Access", Base.Access);
IO.mapRequired("BaseType", Base.BaseType);
IO.mapRequired("VBPtrType", Base.VBPtrType);
IO.mapRequired("VBPtrOffset", Base.VBPtrOffset);
IO.mapRequired("VTableIndex", Base.VTableIndex);
}
void MappingTraits<ListContinuationRecord>::mapping(
IO &IO, ListContinuationRecord &Cont) {
IO.mapRequired("ContinuationIndex", Cont.ContinuationIndex);
}
template <> struct ScalarTraits<codeview::TypeIndex> {
static void output(const codeview::TypeIndex &S, void *,
llvm::raw_ostream &OS) {
OS << S.getIndex();
}
static StringRef input(StringRef Scalar, void *Ctx, codeview::TypeIndex &S) {
uint32_t I;
StringRef Result = ScalarTraits<uint32_t>::input(Scalar, Ctx, I);
if (!Result.empty())
return Result;
S = TypeIndex(I);
return "";
}
static bool mustQuote(StringRef Scalar) { return false; }
};
void ScalarEnumerationTraits<TypeLeafKind>::enumeration(IO &io,
TypeLeafKind &Value) {
auto TypeLeafNames = getTypeLeafNames();
for (const auto &E : TypeLeafNames)
io.enumCase(Value, E.Name.str().c_str(), E.Value);
}
}
}
Error llvm::codeview::yaml::YamlTypeDumperCallbacks::visitTypeBegin(
const CVRecord<TypeLeafKind> &CVR) {
TypeLeafKind K = CVR.Type;
YamlIO.mapRequired("Kind", K);
return Error::success();
}

71
tools/llvm-pdbdump/CodeViewYaml.h Normal file
View File

@ -0,0 +1,71 @@
//===- PdbYAML.h ---------------------------------------------- *- C++ --*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_TOOLS_LLVMPDBDUMP_CODEVIEWYAML_H
#define LLVM_TOOLS_LLVMPDBDUMP_CODEVIEWYAML_H
#include "llvm/DebugInfo/CodeView/CodeView.h"
#include "llvm/DebugInfo/CodeView/TypeVisitorCallbacks.h"
#include "llvm/Support/YAMLTraits.h"
namespace llvm {
namespace codeview {
namespace yaml {
class YamlTypeDumperCallbacks : public TypeVisitorCallbacks {
public:
YamlTypeDumperCallbacks(llvm::yaml::IO &IO) : YamlIO(IO) {}
virtual Error visitTypeBegin(const CVRecord<TypeLeafKind> &Record) override;
#define TYPE_RECORD(EnumName, EnumVal, Name) \
Error visitKnownRecord(const CVRecord<TypeLeafKind> &CVR, \
Name##Record &Record) override { \
YamlIO.mapRequired(#Name, Record); \
return Error::success(); \
}
#define MEMBER_RECORD(EnumName, EnumVal, Name) \
TYPE_RECORD(EnumName, EnumVal, Name)
#define TYPE_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
#define MEMBER_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
#include "llvm/DebugInfo/CodeView/TypeRecords.def"
private:
llvm::yaml::IO &YamlIO;
};
}
}
}
namespace llvm {
namespace yaml {
template <> struct MappingTraits<codeview::MemberPointerInfo> {
static void mapping(IO &IO, codeview::MemberPointerInfo &Obj);
};
template <> struct MappingTraits<codeview::CVType> {
static void mapping(IO &IO, codeview::CVType &Obj);
};
template <> struct ScalarEnumerationTraits<codeview::TypeLeafKind> {
static void enumeration(IO &io, codeview::TypeLeafKind &Value);
};
#define TYPE_RECORD(EnumName, EnumVal, Name) \
template <> struct MappingTraits<codeview::Name##Record> { \
static void mapping(IO &IO, codeview::Name##Record &Obj); \
};
#define MEMBER_RECORD(EnumName, EnumVal, Name) \
TYPE_RECORD(EnumName, EnumVal, Name)
#define TYPE_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
#define MEMBER_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
#include "llvm/DebugInfo/CodeView/TypeRecords.def"
}
}
#endif

48
tools/llvm-pdbdump/PdbYaml.cpp
View File

@ -8,18 +8,29 @@
//===----------------------------------------------------------------------===//
#include "PdbYaml.h"
#include "CodeViewYaml.h"
#include "llvm/DebugInfo/CodeView/CVTypeVisitor.h"
#include "llvm/DebugInfo/CodeView/TypeDeserializer.h"
#include "llvm/DebugInfo/PDB/PDBExtras.h"
#include "llvm/DebugInfo/PDB/PDBTypes.h"
#include "llvm/DebugInfo/PDB/Raw/PDBFile.h"
using namespace llvm;
using namespace llvm::msf;
using namespace llvm::yaml;
using namespace llvm::pdb;
using namespace llvm::pdb::yaml;
using namespace llvm::yaml;
LLVM_YAML_IS_FLOW_SEQUENCE_VECTOR(uint32_t)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::StringRef)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::NamedStreamMapping)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbDbiModuleInfo)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbTpiRecord)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::StreamBlockList)
namespace llvm {
namespace yaml {
template <> struct ScalarTraits<llvm::pdb::PDB_UniqueId> {
static void output(const llvm::pdb::PDB_UniqueId &S, void *,
llvm::raw_ostream &OS) {
@ -102,6 +113,16 @@ template <> struct ScalarEnumerationTraits<llvm::pdb::PdbRaw_ImplVer> {
io.enumCase(Value, "VC140", llvm::pdb::PdbRaw_ImplVer::PdbImplVC140);
}
};
template <> struct ScalarEnumerationTraits<llvm::pdb::PdbRaw_TpiVer> {
static void enumeration(IO &io, llvm::pdb::PdbRaw_TpiVer &Value) {
io.enumCase(Value, "VC40", llvm::pdb::PdbRaw_TpiVer::PdbTpiV40);
io.enumCase(Value, "VC41", llvm::pdb::PdbRaw_TpiVer::PdbTpiV41);
io.enumCase(Value, "VC50", llvm::pdb::PdbRaw_TpiVer::PdbTpiV50);
io.enumCase(Value, "VC70", llvm::pdb::PdbRaw_TpiVer::PdbTpiV70);
io.enumCase(Value, "VC80", llvm::pdb::PdbRaw_TpiVer::PdbTpiV80);
}
};
}
}
@ -111,6 +132,7 @@ void MappingTraits<PdbObject>::mapping(IO &IO, PdbObject &Obj) {
IO.mapOptional("StreamMap", Obj.StreamMap);
IO.mapOptional("PdbStream", Obj.PdbStream);
IO.mapOptional("DbiStream", Obj.DbiStream);
IO.mapOptional("TpiStream", Obj.TpiStream);
}
void MappingTraits<MSFHeaders>::mapping(IO &IO, MSFHeaders &Obj) {
@ -157,6 +179,12 @@ void MappingTraits<PdbDbiStream>::mapping(IO &IO, PdbDbiStream &Obj) {
IO.mapOptional("Modules", Obj.ModInfos);
}
void MappingTraits<PdbTpiStream>::mapping(IO &IO,
pdb::yaml::PdbTpiStream &Obj) {
IO.mapRequired("Version", Obj.Version);
IO.mapRequired("Records", Obj.Records);
}
void MappingTraits<NamedStreamMapping>::mapping(IO &IO,
NamedStreamMapping &Obj) {
IO.mapRequired("Name", Obj.StreamName);
@ -168,3 +196,19 @@ void MappingTraits<PdbDbiModuleInfo>::mapping(IO &IO, PdbDbiModuleInfo &Obj) {
IO.mapRequired("ObjFile", Obj.Obj);
IO.mapOptional("SourceFiles", Obj.SourceFiles);
}
void MappingTraits<PdbTpiRecord>::mapping(IO &IO,
pdb::yaml::PdbTpiRecord &Obj) {
if (IO.outputting()) {
// If we're going from Pdb To Yaml, deserialize the Pdb record
codeview::yaml::YamlTypeDumperCallbacks Callbacks(IO);
codeview::TypeDeserializer Deserializer(Callbacks);
codeview::CVTypeVisitor Visitor(Deserializer);
consumeError(Visitor.visitTypeRecord(Obj.Record));
} else {
codeview::yaml::YamlTypeDumperCallbacks Callbacks(IO);
codeview::CVTypeVisitor Visitor(Callbacks);
consumeError(Visitor.visitTypeRecord(Obj.Record));
}
}

27
tools/llvm-pdbdump/PdbYaml.h
View File

@ -69,12 +69,23 @@ struct PdbDbiStream {
std::vector<PdbDbiModuleInfo> ModInfos;
};
struct PdbTpiRecord {
std::vector<uint8_t> RecordData;
codeview::CVType Record;
};
struct PdbTpiStream {
PdbRaw_TpiVer Version;
std::vector<PdbTpiRecord> Records;
};
struct PdbObject {
Optional<MSFHeaders> Headers;
Optional<std::vector<uint32_t>> StreamSizes;
Optional<std::vector<StreamBlockList>> StreamMap;
Optional<PdbInfoStream> PdbStream;
Optional<PdbDbiStream> DbiStream;
Optional<PdbTpiStream> TpiStream;
};
}
}
@ -107,6 +118,10 @@ template <> struct MappingTraits<pdb::yaml::PdbDbiStream> {
static void mapping(IO &IO, pdb::yaml::PdbDbiStream &Obj);
};
template <> struct MappingTraits<pdb::yaml::PdbTpiStream> {
static void mapping(IO &IO, pdb::yaml::PdbTpiStream &Obj);
};
template <> struct MappingTraits<pdb::yaml::NamedStreamMapping> {
static void mapping(IO &IO, pdb::yaml::NamedStreamMapping &Obj);
};
@ -114,13 +129,11 @@ template <> struct MappingTraits<pdb::yaml::NamedStreamMapping> {
template <> struct MappingTraits<pdb::yaml::PdbDbiModuleInfo> {
static void mapping(IO &IO, pdb::yaml::PdbDbiModuleInfo &Obj);
};
}
}
LLVM_YAML_IS_FLOW_SEQUENCE_VECTOR(uint32_t)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::StringRef)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::NamedStreamMapping)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::PdbDbiModuleInfo)
LLVM_YAML_IS_SEQUENCE_VECTOR(llvm::pdb::yaml::StreamBlockList)
template <> struct MappingTraits<pdb::yaml::PdbTpiRecord> {
static void mapping(IO &IO, pdb::yaml::PdbTpiRecord &Obj);
};
}
}
#endif // LLVM_TOOLS_LLVMPDBDUMP_PDBYAML_H

28
tools/llvm-pdbdump/YAMLOutputStyle.cpp
View File

@ -16,6 +16,7 @@
#include "llvm/DebugInfo/PDB/Raw/InfoStream.h"
#include "llvm/DebugInfo/PDB/Raw/PDBFile.h"
#include "llvm/DebugInfo/PDB/Raw/RawConstants.h"
#include "llvm/DebugInfo/PDB/Raw/TpiStream.h"
using namespace llvm;
using namespace llvm::pdb;
@ -45,6 +46,9 @@ Error YAMLOutputStyle::dump() {
if (auto EC = dumpDbiStream())
return EC;
if (auto EC = dumpTpiStream())
return EC;
flush();
return Error::success();
}
@ -150,6 +154,30 @@ Error YAMLOutputStyle::dumpDbiStream() {
return Error::success();
}
Error YAMLOutputStyle::dumpTpiStream() {
if (!opts::pdb2yaml::TpiStream)
return Error::success();
auto TpiS = File.getPDBTpiStream();
if (!TpiS)
return TpiS.takeError();
auto &TS = TpiS.get();
Obj.TpiStream.emplace();
Obj.TpiStream->Version = TS.getTpiVersion();
for (auto &Record : TS.types(nullptr)) {
yaml::PdbTpiRecord R;
// It's not necessary to set R.RecordData here. That only exists as a
// way to have the `PdbTpiRecord` structure own the memory that `R.Record`
// references. In the case of reading an existing PDB though, that memory
// is owned by the backing stream.
R.Record = Record;
Obj.TpiStream->Records.push_back(R);
}
return Error::success();
}
void YAMLOutputStyle::flush() {
Out << Obj;
outs().flush();

1
tools/llvm-pdbdump/YAMLOutputStyle.h
View File

@ -31,6 +31,7 @@ private:
Error dumpStreamDirectory();
Error dumpPDBStream();
Error dumpDbiStream();
Error dumpTpiStream();
void flush();

7
tools/llvm-pdbdump/llvm-pdbdump.cpp
View File

@ -281,6 +281,10 @@ cl::opt<bool> DbiModuleSourceFileInfo(
"Dump DBI Module Source File Information (implies -dbi-module-info"),
cl::sub(PdbToYamlSubcommand), cl::init(false));
cl::opt<bool> TpiStream("tpi-stream",
cl::desc("Dump the TPI Stream (Stream 3)"),
cl::sub(PdbToYamlSubcommand), cl::init(false));
cl::list<std::string> InputFilename(cl::Positional,
cl::desc("<input PDB file>"), cl::Required,
cl::sub(PdbToYamlSubcommand));
@ -537,8 +541,7 @@ int main(int argc_, const char *argv_[]) {
cl::ParseCommandLineOptions(argv.size(), argv.data(), "LLVM PDB Dumper\n");
// These options are shared by two subcommands.
if ((opts::PdbToYamlSubcommand || opts::RawSubcommand) && opts::raw::RawAll) {
if (opts::RawSubcommand && opts::raw::RawAll) {
opts::raw::DumpHeaders = true;
opts::raw::DumpModules = true;
opts::raw::DumpModuleFiles = true;

1
tools/llvm-pdbdump/llvm-pdbdump.h
View File

@ -65,6 +65,7 @@ extern llvm::cl::opt<bool> PdbStream;
extern llvm::cl::opt<bool> DbiStream;
extern llvm::cl::opt<bool> DbiModuleInfo;
extern llvm::cl::opt<bool> DbiModuleSourceFileInfo;
extern llvm::cl::opt<bool> TpiStream;
extern llvm::cl::list<std::string> InputFilename;
}
}