llvm-project/llvm/lib/DebugInfo/CodeView/SymbolDumper.cpp

640 lines
24 KiB
C++

//===-- SymbolDumper.cpp - CodeView symbol info dumper ----------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/DebugInfo/CodeView/SymbolDumper.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/DebugInfo/CodeView/CVSymbolVisitor.h"
#include "llvm/DebugInfo/CodeView/EnumTables.h"
#include "llvm/DebugInfo/CodeView/SymbolDumpDelegate.h"
#include "llvm/DebugInfo/CodeView/SymbolRecord.h"
#include "llvm/DebugInfo/CodeView/TypeDumper.h"
#include "llvm/DebugInfo/CodeView/TypeIndex.h"
#include "llvm/Support/ScopedPrinter.h"
#include <system_error>
using namespace llvm;
using namespace llvm::codeview;
namespace {
/// Use this private dumper implementation to keep implementation details about
/// the visitor out of SymbolDumper.h.
class CVSymbolDumperImpl : public CVSymbolVisitor<CVSymbolDumperImpl> {
public:
CVSymbolDumperImpl(CVTypeDumper &CVTD, SymbolDumpDelegate *ObjDelegate,
ScopedPrinter &W, bool PrintRecordBytes)
: CVSymbolVisitor(ObjDelegate), CVTD(CVTD), ObjDelegate(ObjDelegate),
W(W), PrintRecordBytes(PrintRecordBytes), InFunctionScope(false) {}
/// CVSymbolVisitor overrides.
#define SYMBOL_RECORD(EnumName, EnumVal, Name) \
void visit##Name(SymbolKind Kind, Name &Record);
#define SYMBOL_RECORD_ALIAS(EnumName, EnumVal, Name, AliasName)
#include "llvm/DebugInfo/CodeView/CVSymbolTypes.def"
void visitSymbolBegin(SymbolKind Kind, ArrayRef<uint8_t> Data);
void visitSymbolEnd(SymbolKind Kind, ArrayRef<uint8_t> OriginalSymData);
void visitUnknownSymbol(SymbolKind Kind, ArrayRef<uint8_t> Data);
private:
void printLocalVariableAddrRange(const LocalVariableAddrRange &Range,
uint32_t RelocationOffset);
void printLocalVariableAddrGap(ArrayRef<LocalVariableAddrGap> Gaps);
CVTypeDumper &CVTD;
SymbolDumpDelegate *ObjDelegate;
ScopedPrinter &W;
bool PrintRecordBytes;
bool InFunctionScope;
};
}
void CVSymbolDumperImpl::printLocalVariableAddrRange(
const LocalVariableAddrRange &Range, uint32_t RelocationOffset) {
DictScope S(W, "LocalVariableAddrRange");
if (ObjDelegate)
ObjDelegate->printRelocatedField("OffsetStart", RelocationOffset,
Range.OffsetStart);
W.printHex("ISectStart", Range.ISectStart);
W.printHex("Range", Range.Range);
}
void CVSymbolDumperImpl::printLocalVariableAddrGap(
ArrayRef<LocalVariableAddrGap> Gaps) {
for (auto &Gap : Gaps) {
ListScope S(W, "LocalVariableAddrGap");
W.printHex("GapStartOffset", Gap.GapStartOffset);
W.printHex("Range", Gap.Range);
}
}
void CVSymbolDumperImpl::visitSymbolBegin(SymbolKind Kind,
ArrayRef<uint8_t> Data) {}
void CVSymbolDumperImpl::visitSymbolEnd(SymbolKind Kind,
ArrayRef<uint8_t> OriginalSymData) {
if (PrintRecordBytes && ObjDelegate)
ObjDelegate->printBinaryBlockWithRelocs("SymData", OriginalSymData);
}
void CVSymbolDumperImpl::visitBlockSym(SymbolKind Kind, BlockSym &Block) {
DictScope S(W, "BlockStart");
StringRef LinkageName;
W.printHex("PtrParent", Block.Header.PtrParent);
W.printHex("PtrEnd", Block.Header.PtrEnd);
W.printHex("CodeSize", Block.Header.CodeSize);
if (ObjDelegate) {
ObjDelegate->printRelocatedField("CodeOffset", Block.getRelocationOffset(),
Block.Header.CodeOffset, &LinkageName);
}
W.printHex("Segment", Block.Header.Segment);
W.printString("BlockName", Block.Name);
W.printString("LinkageName", LinkageName);
}
void CVSymbolDumperImpl::visitThunk32Sym(SymbolKind Kind, Thunk32Sym &Thunk) {
DictScope S(W, "Thunk32");
W.printNumber("Parent", Thunk.Header.Parent);
W.printNumber("End", Thunk.Header.End);
W.printNumber("Next", Thunk.Header.Next);
W.printNumber("Off", Thunk.Header.Off);
W.printNumber("Seg", Thunk.Header.Seg);
W.printNumber("Len", Thunk.Header.Len);
W.printEnum("Ordinal", Thunk.Header.Ord, getThunkOrdinalNames());
}
void CVSymbolDumperImpl::visitTrampolineSym(SymbolKind Kind,
TrampolineSym &Tramp) {
DictScope S(W, "Trampoline");
W.printEnum("Type", Tramp.Header.Type, getTrampolineNames());
W.printNumber("Size", Tramp.Header.Size);
W.printNumber("ThunkOff", Tramp.Header.ThunkOff);
W.printNumber("TargetOff", Tramp.Header.TargetOff);
W.printNumber("ThunkSection", Tramp.Header.ThunkSection);
W.printNumber("TargetSection", Tramp.Header.TargetSection);
}
void CVSymbolDumperImpl::visitSectionSym(SymbolKind Kind, SectionSym &Section) {
DictScope S(W, "Section");
W.printNumber("SectionNumber", Section.Header.SectionNumber);
W.printNumber("Alignment", Section.Header.Alignment);
W.printNumber("Reserved", Section.Header.Reserved);
W.printNumber("Rva", Section.Header.Rva);
W.printNumber("Length", Section.Header.Length);
W.printFlags("Characteristics", Section.Header.Characteristics,
getImageSectionCharacteristicNames(),
COFF::SectionCharacteristics(0x00F00000));
W.printString("Name", Section.Name);
}
void CVSymbolDumperImpl::visitCoffGroupSym(SymbolKind Kind,
CoffGroupSym &CoffGroup) {
DictScope S(W, "COFF Group");
W.printNumber("Size", CoffGroup.Header.Size);
W.printFlags("Characteristics", CoffGroup.Header.Characteristics,
getImageSectionCharacteristicNames(),
COFF::SectionCharacteristics(0x00F00000));
W.printNumber("Offset", CoffGroup.Header.Offset);
W.printNumber("Segment", CoffGroup.Header.Segment);
W.printString("Name", CoffGroup.Name);
}
void CVSymbolDumperImpl::visitBPRelativeSym(SymbolKind Kind,
BPRelativeSym &BPRel) {
DictScope S(W, "BPRelativeSym");
W.printNumber("Offset", BPRel.Header.Offset);
CVTD.printTypeIndex("Type", BPRel.Header.Type);
W.printString("VarName", BPRel.Name);
}
void CVSymbolDumperImpl::visitBuildInfoSym(SymbolKind Kind,
BuildInfoSym &BuildInfo) {
DictScope S(W, "BuildInfo");
W.printNumber("BuildId", BuildInfo.Header.BuildId);
}
void CVSymbolDumperImpl::visitCallSiteInfoSym(SymbolKind Kind,
CallSiteInfoSym &CallSiteInfo) {
DictScope S(W, "CallSiteInfo");
StringRef LinkageName;
if (ObjDelegate) {
ObjDelegate->printRelocatedField(
"CodeOffset", CallSiteInfo.getRelocationOffset(),
CallSiteInfo.Header.CodeOffset, &LinkageName);
}
W.printHex("Segment", CallSiteInfo.Header.Segment);
W.printHex("Reserved", CallSiteInfo.Header.Reserved);
CVTD.printTypeIndex("Type", CallSiteInfo.Header.Type);
if (!LinkageName.empty())
W.printString("LinkageName", LinkageName);
}
void CVSymbolDumperImpl::visitEnvBlockSym(SymbolKind Kind,
EnvBlockSym &EnvBlock) {
DictScope S(W, "EnvBlock");
W.printNumber("Reserved", EnvBlock.Header.Reserved);
ListScope L(W, "Entries");
for (auto Entry : EnvBlock.Fields) {
W.printString(Entry);
}
}
void CVSymbolDumperImpl::visitFileStaticSym(SymbolKind Kind,
FileStaticSym &FileStatic) {
DictScope S(W, "FileStatic");
W.printNumber("Index", FileStatic.Header.Index);
W.printNumber("ModFilenameOffset", FileStatic.Header.ModFilenameOffset);
W.printFlags("Flags", uint16_t(FileStatic.Header.Flags), getLocalFlagNames());
W.printString("Name", FileStatic.Name);
}
void CVSymbolDumperImpl::visitExportSym(SymbolKind Kind, ExportSym &Export) {
DictScope S(W, "Export");
W.printNumber("Ordinal", Export.Header.Ordinal);
W.printFlags("Flags", Export.Header.Flags, getExportSymFlagNames());
W.printString("Name", Export.Name);
}
void CVSymbolDumperImpl::visitCompile2Sym(SymbolKind Kind,
Compile2Sym &Compile2) {
DictScope S(W, "CompilerFlags2");
W.printEnum("Language", Compile2.Header.getLanguage(),
getSourceLanguageNames());
W.printFlags("Flags", Compile2.Header.flags & ~0xff,
getCompileSym2FlagNames());
W.printEnum("Machine", unsigned(Compile2.Header.Machine), getCPUTypeNames());
std::string FrontendVersion;
{
raw_string_ostream Out(FrontendVersion);
Out << Compile2.Header.VersionFrontendMajor << '.'
<< Compile2.Header.VersionFrontendMinor << '.'
<< Compile2.Header.VersionFrontendBuild;
}
std::string BackendVersion;
{
raw_string_ostream Out(BackendVersion);
Out << Compile2.Header.VersionBackendMajor << '.'
<< Compile2.Header.VersionBackendMinor << '.'
<< Compile2.Header.VersionBackendBuild;
}
W.printString("FrontendVersion", FrontendVersion);
W.printString("BackendVersion", BackendVersion);
W.printString("VersionName", Compile2.Version);
}
void CVSymbolDumperImpl::visitCompile3Sym(SymbolKind Kind,
Compile3Sym &Compile3) {
DictScope S(W, "CompilerFlags3");
W.printEnum("Language", Compile3.Header.getLanguage(),
getSourceLanguageNames());
W.printFlags("Flags", Compile3.Header.flags & ~0xff,
getCompileSym3FlagNames());
W.printEnum("Machine", unsigned(Compile3.Header.Machine), getCPUTypeNames());
std::string FrontendVersion;
{
raw_string_ostream Out(FrontendVersion);
Out << Compile3.Header.VersionFrontendMajor << '.'
<< Compile3.Header.VersionFrontendMinor << '.'
<< Compile3.Header.VersionFrontendBuild << '.'
<< Compile3.Header.VersionFrontendQFE;
}
std::string BackendVersion;
{
raw_string_ostream Out(BackendVersion);
Out << Compile3.Header.VersionBackendMajor << '.'
<< Compile3.Header.VersionBackendMinor << '.'
<< Compile3.Header.VersionBackendBuild << '.'
<< Compile3.Header.VersionBackendQFE;
}
W.printString("FrontendVersion", FrontendVersion);
W.printString("BackendVersion", BackendVersion);
W.printString("VersionName", Compile3.Version);
}
void CVSymbolDumperImpl::visitConstantSym(SymbolKind Kind,
ConstantSym &Constant) {
DictScope S(W, "Constant");
CVTD.printTypeIndex("Type", Constant.Header.Type);
W.printNumber("Value", Constant.Value);
W.printString("Name", Constant.Name);
}
void CVSymbolDumperImpl::visitDataSym(SymbolKind Kind, DataSym &Data) {
DictScope S(W, "DataSym");
StringRef LinkageName;
if (ObjDelegate) {
ObjDelegate->printRelocatedField("DataOffset", Data.getRelocationOffset(),
Data.Header.DataOffset, &LinkageName);
}
CVTD.printTypeIndex("Type", Data.Header.Type);
W.printString("DisplayName", Data.Name);
if (!LinkageName.empty())
W.printString("LinkageName", LinkageName);
}
void CVSymbolDumperImpl::visitDefRangeFramePointerRelFullScopeSym(
SymbolKind Kind,
DefRangeFramePointerRelFullScopeSym &DefRangeFramePointerRelFullScope) {
DictScope S(W, "DefRangeFramePointerRelFullScope");
W.printNumber("Offset", DefRangeFramePointerRelFullScope.Header.Offset);
}
void CVSymbolDumperImpl::visitDefRangeFramePointerRelSym(
SymbolKind Kind, DefRangeFramePointerRelSym &DefRangeFramePointerRel) {
DictScope S(W, "DefRangeFramePointerRel");
W.printNumber("Offset", DefRangeFramePointerRel.Header.Offset);
printLocalVariableAddrRange(DefRangeFramePointerRel.Header.Range,
DefRangeFramePointerRel.getRelocationOffset());
printLocalVariableAddrGap(DefRangeFramePointerRel.Gaps);
}
void CVSymbolDumperImpl::visitDefRangeRegisterRelSym(
SymbolKind Kind, DefRangeRegisterRelSym &DefRangeRegisterRel) {
DictScope S(W, "DefRangeRegisterRel");
W.printNumber("BaseRegister", DefRangeRegisterRel.Header.BaseRegister);
W.printBoolean("HasSpilledUDTMember",
DefRangeRegisterRel.hasSpilledUDTMember());
W.printNumber("OffsetInParent", DefRangeRegisterRel.offsetInParent());
W.printNumber("BasePointerOffset",
DefRangeRegisterRel.Header.BasePointerOffset);
printLocalVariableAddrRange(DefRangeRegisterRel.Header.Range,
DefRangeRegisterRel.getRelocationOffset());
printLocalVariableAddrGap(DefRangeRegisterRel.Gaps);
}
void CVSymbolDumperImpl::visitDefRangeRegisterSym(
SymbolKind Kind, DefRangeRegisterSym &DefRangeRegister) {
DictScope S(W, "DefRangeRegister");
W.printNumber("Register", DefRangeRegister.Header.Register);
W.printNumber("MayHaveNoName", DefRangeRegister.Header.MayHaveNoName);
printLocalVariableAddrRange(DefRangeRegister.Header.Range,
DefRangeRegister.getRelocationOffset());
printLocalVariableAddrGap(DefRangeRegister.Gaps);
}
void CVSymbolDumperImpl::visitDefRangeSubfieldRegisterSym(
SymbolKind Kind, DefRangeSubfieldRegisterSym &DefRangeSubfieldRegister) {
DictScope S(W, "DefRangeSubfieldRegister");
W.printNumber("Register", DefRangeSubfieldRegister.Header.Register);
W.printNumber("MayHaveNoName", DefRangeSubfieldRegister.Header.MayHaveNoName);
W.printNumber("OffsetInParent",
DefRangeSubfieldRegister.Header.OffsetInParent);
printLocalVariableAddrRange(DefRangeSubfieldRegister.Header.Range,
DefRangeSubfieldRegister.getRelocationOffset());
printLocalVariableAddrGap(DefRangeSubfieldRegister.Gaps);
}
void CVSymbolDumperImpl::visitDefRangeSubfieldSym(
SymbolKind Kind, DefRangeSubfieldSym &DefRangeSubfield) {
DictScope S(W, "DefRangeSubfield");
if (ObjDelegate) {
StringRef StringTable = ObjDelegate->getStringTable();
auto ProgramStringTableOffset = DefRangeSubfield.Header.Program;
if (ProgramStringTableOffset >= StringTable.size())
return parseError();
StringRef Program =
StringTable.drop_front(ProgramStringTableOffset).split('\0').first;
W.printString("Program", Program);
}
W.printNumber("OffsetInParent", DefRangeSubfield.Header.OffsetInParent);
printLocalVariableAddrRange(DefRangeSubfield.Header.Range,
DefRangeSubfield.getRelocationOffset());
printLocalVariableAddrGap(DefRangeSubfield.Gaps);
}
void CVSymbolDumperImpl::visitDefRangeSym(SymbolKind Kind,
DefRangeSym &DefRange) {
DictScope S(W, "DefRange");
if (ObjDelegate) {
StringRef StringTable = ObjDelegate->getStringTable();
auto ProgramStringTableOffset = DefRange.Header.Program;
if (ProgramStringTableOffset >= StringTable.size())
return parseError();
StringRef Program =
StringTable.drop_front(ProgramStringTableOffset).split('\0').first;
W.printString("Program", Program);
}
printLocalVariableAddrRange(DefRange.Header.Range,
DefRange.getRelocationOffset());
printLocalVariableAddrGap(DefRange.Gaps);
}
void CVSymbolDumperImpl::visitFrameCookieSym(SymbolKind Kind,
FrameCookieSym &FrameCookie) {
DictScope S(W, "FrameCookie");
StringRef LinkageName;
if (ObjDelegate) {
ObjDelegate->printRelocatedField(
"CodeOffset", FrameCookie.getRelocationOffset(),
FrameCookie.Header.CodeOffset, &LinkageName);
}
W.printHex("Register", FrameCookie.Header.Register);
W.printEnum("CookieKind", uint16_t(FrameCookie.Header.CookieKind),
getFrameCookieKindNames());
}
void CVSymbolDumperImpl::visitFrameProcSym(SymbolKind Kind,
FrameProcSym &FrameProc) {
DictScope S(W, "FrameProc");
W.printHex("TotalFrameBytes", FrameProc.Header.TotalFrameBytes);
W.printHex("PaddingFrameBytes", FrameProc.Header.PaddingFrameBytes);
W.printHex("OffsetToPadding", FrameProc.Header.OffsetToPadding);
W.printHex("BytesOfCalleeSavedRegisters",
FrameProc.Header.BytesOfCalleeSavedRegisters);
W.printHex("OffsetOfExceptionHandler",
FrameProc.Header.OffsetOfExceptionHandler);
W.printHex("SectionIdOfExceptionHandler",
FrameProc.Header.SectionIdOfExceptionHandler);
W.printFlags("Flags", FrameProc.Header.Flags, getFrameProcSymFlagNames());
}
void CVSymbolDumperImpl::visitHeapAllocationSiteSym(
SymbolKind Kind, HeapAllocationSiteSym &HeapAllocSite) {
DictScope S(W, "HeapAllocationSite");
StringRef LinkageName;
if (ObjDelegate) {
ObjDelegate->printRelocatedField(
"CodeOffset", HeapAllocSite.getRelocationOffset(),
HeapAllocSite.Header.CodeOffset, &LinkageName);
}
W.printHex("Segment", HeapAllocSite.Header.Segment);
W.printHex("CallInstructionSize", HeapAllocSite.Header.CallInstructionSize);
CVTD.printTypeIndex("Type", HeapAllocSite.Header.Type);
if (!LinkageName.empty())
W.printString("LinkageName", LinkageName);
}
void CVSymbolDumperImpl::visitInlineSiteSym(SymbolKind Kind,
InlineSiteSym &InlineSite) {
DictScope S(W, "InlineSite");
W.printHex("PtrParent", InlineSite.Header.PtrParent);
W.printHex("PtrEnd", InlineSite.Header.PtrEnd);
CVTD.printTypeIndex("Inlinee", InlineSite.Header.Inlinee);
ListScope BinaryAnnotations(W, "BinaryAnnotations");
for (auto &Annotation : InlineSite.annotations()) {
switch (Annotation.OpCode) {
case BinaryAnnotationsOpCode::Invalid:
return parseError();
case BinaryAnnotationsOpCode::CodeOffset:
case BinaryAnnotationsOpCode::ChangeCodeOffset:
case BinaryAnnotationsOpCode::ChangeCodeLength:
W.printHex(Annotation.Name, Annotation.U1);
break;
case BinaryAnnotationsOpCode::ChangeCodeOffsetBase:
case BinaryAnnotationsOpCode::ChangeLineEndDelta:
case BinaryAnnotationsOpCode::ChangeRangeKind:
case BinaryAnnotationsOpCode::ChangeColumnStart:
case BinaryAnnotationsOpCode::ChangeColumnEnd:
W.printNumber(Annotation.Name, Annotation.U1);
break;
case BinaryAnnotationsOpCode::ChangeLineOffset:
case BinaryAnnotationsOpCode::ChangeColumnEndDelta:
W.printNumber(Annotation.Name, Annotation.S1);
break;
case BinaryAnnotationsOpCode::ChangeFile:
if (ObjDelegate) {
W.printHex("ChangeFile",
ObjDelegate->getFileNameForFileOffset(Annotation.U1),
Annotation.U1);
} else {
W.printHex("ChangeFile", Annotation.U1);
}
break;
case BinaryAnnotationsOpCode::ChangeCodeOffsetAndLineOffset: {
W.startLine() << "ChangeCodeOffsetAndLineOffset: {CodeOffset: "
<< W.hex(Annotation.U1) << ", LineOffset: " << Annotation.S1
<< "}\n";
break;
}
case BinaryAnnotationsOpCode::ChangeCodeLengthAndCodeOffset: {
W.startLine() << "ChangeCodeLengthAndCodeOffset: {CodeOffset: "
<< W.hex(Annotation.U2)
<< ", Length: " << W.hex(Annotation.U1) << "}\n";
break;
}
}
}
}
void CVSymbolDumperImpl::visitRegisterSym(SymbolKind Kind,
RegisterSym &Register) {
DictScope S(W, "RegisterSym");
W.printNumber("Type", Register.Header.Index);
W.printEnum("Seg", uint16_t(Register.Header.Register), getRegisterNames());
W.printString("Name", Register.Name);
}
void CVSymbolDumperImpl::visitPublicSym32(SymbolKind Kind,
PublicSym32 &Public) {
DictScope S(W, "PublicSym");
W.printNumber("Type", Public.Header.Index);
W.printNumber("Seg", Public.Header.Seg);
W.printNumber("Off", Public.Header.Off);
W.printString("Name", Public.Name);
}
void CVSymbolDumperImpl::visitProcRefSym(SymbolKind Kind, ProcRefSym &ProcRef) {
DictScope S(W, "ProcRef");
W.printNumber("SumName", ProcRef.Header.SumName);
W.printNumber("SymOffset", ProcRef.Header.SymOffset);
W.printNumber("Mod", ProcRef.Header.Mod);
W.printString("Name", ProcRef.Name);
}
void CVSymbolDumperImpl::visitLabelSym(SymbolKind Kind, LabelSym &Label) {
DictScope S(W, "Label");
StringRef LinkageName;
if (ObjDelegate) {
ObjDelegate->printRelocatedField("CodeOffset", Label.getRelocationOffset(),
Label.Header.CodeOffset, &LinkageName);
}
W.printHex("Segment", Label.Header.Segment);
W.printHex("Flags", Label.Header.Flags);
W.printFlags("Flags", Label.Header.Flags, getProcSymFlagNames());
W.printString("DisplayName", Label.Name);
if (!LinkageName.empty())
W.printString("LinkageName", LinkageName);
}
void CVSymbolDumperImpl::visitLocalSym(SymbolKind Kind, LocalSym &Local) {
DictScope S(W, "Local");
CVTD.printTypeIndex("Type", Local.Header.Type);
W.printFlags("Flags", uint16_t(Local.Header.Flags), getLocalFlagNames());
W.printString("VarName", Local.Name);
}
void CVSymbolDumperImpl::visitObjNameSym(SymbolKind Kind, ObjNameSym &ObjName) {
DictScope S(W, "ObjectName");
W.printHex("Signature", ObjName.Header.Signature);
W.printString("ObjectName", ObjName.Name);
}
void CVSymbolDumperImpl::visitProcSym(SymbolKind Kind, ProcSym &Proc) {
DictScope S(W, "ProcStart");
if (InFunctionScope)
return parseError();
InFunctionScope = true;
StringRef LinkageName;
W.printHex("PtrParent", Proc.Header.PtrParent);
W.printHex("PtrEnd", Proc.Header.PtrEnd);
W.printHex("PtrNext", Proc.Header.PtrNext);
W.printHex("CodeSize", Proc.Header.CodeSize);
W.printHex("DbgStart", Proc.Header.DbgStart);
W.printHex("DbgEnd", Proc.Header.DbgEnd);
CVTD.printTypeIndex("FunctionType", Proc.Header.FunctionType);
if (ObjDelegate) {
ObjDelegate->printRelocatedField("CodeOffset", Proc.getRelocationOffset(),
Proc.Header.CodeOffset, &LinkageName);
}
W.printHex("Segment", Proc.Header.Segment);
W.printFlags("Flags", static_cast<uint8_t>(Proc.Header.Flags),
getProcSymFlagNames());
W.printString("DisplayName", Proc.Name);
if (!LinkageName.empty())
W.printString("LinkageName", LinkageName);
}
void CVSymbolDumperImpl::visitScopeEndSym(SymbolKind Kind,
ScopeEndSym &ScopeEnd) {
if (Kind == SymbolKind::S_END)
DictScope S(W, "BlockEnd");
else if (Kind == SymbolKind::S_PROC_ID_END)
DictScope S(W, "ProcEnd");
else if (Kind == SymbolKind::S_INLINESITE_END)
DictScope S(W, "InlineSiteEnd");
InFunctionScope = false;
}
void CVSymbolDumperImpl::visitCallerSym(SymbolKind Kind, CallerSym &Caller) {
ListScope S(W, Kind == S_CALLEES ? "Callees" : "Callers");
for (auto FuncID : Caller.Indices)
CVTD.printTypeIndex("FuncID", FuncID);
}
void CVSymbolDumperImpl::visitRegRelativeSym(SymbolKind Kind,
RegRelativeSym &RegRel) {
DictScope S(W, "RegRelativeSym");
W.printHex("Offset", RegRel.Header.Offset);
CVTD.printTypeIndex("Type", RegRel.Header.Type);
W.printHex("Register", RegRel.Header.Register);
W.printString("VarName", RegRel.Name);
}
void CVSymbolDumperImpl::visitThreadLocalDataSym(SymbolKind Kind,
ThreadLocalDataSym &Data) {
DictScope S(W, "ThreadLocalDataSym");
StringRef LinkageName;
if (ObjDelegate) {
ObjDelegate->printRelocatedField("DataOffset", Data.getRelocationOffset(),
Data.Header.DataOffset, &LinkageName);
}
CVTD.printTypeIndex("Type", Data.Header.Type);
W.printString("DisplayName", Data.Name);
if (!LinkageName.empty())
W.printString("LinkageName", LinkageName);
}
void CVSymbolDumperImpl::visitUDTSym(SymbolKind Kind, UDTSym &UDT) {
DictScope S(W, "UDT");
CVTD.printTypeIndex("Type", UDT.Header.Type);
W.printString("UDTName", UDT.Name);
}
void CVSymbolDumperImpl::visitUnknownSymbol(SymbolKind Kind,
ArrayRef<uint8_t> Data) {
DictScope S(W, "UnknownSym");
W.printEnum("Kind", uint16_t(Kind), getSymbolTypeNames());
W.printNumber("Length", uint32_t(Data.size()));
}
bool CVSymbolDumper::dump(const CVRecord<SymbolKind> &Record) {
CVSymbolDumperImpl Dumper(CVTD, ObjDelegate.get(), W, PrintRecordBytes);
Dumper.visitSymbolRecord(Record);
return !Dumper.hadError();
}
bool CVSymbolDumper::dump(const CVSymbolArray &Symbols) {
CVSymbolDumperImpl Dumper(CVTD, ObjDelegate.get(), W, PrintRecordBytes);
Dumper.visitSymbolStream(Symbols);
return !Dumper.hadError();
}