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1//===- MinimalSymbolDumper.cpp -------------------------------- *- C++ --*-===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "MinimalSymbolDumper.h"10 11#include "llvm/ADT/StringExtras.h"12#include "llvm/DebugInfo/CodeView/CVRecord.h"13#include "llvm/DebugInfo/CodeView/CodeView.h"14#include "llvm/DebugInfo/CodeView/Formatters.h"15#include "llvm/DebugInfo/CodeView/LazyRandomTypeCollection.h"16#include "llvm/DebugInfo/CodeView/SymbolRecord.h"17#include "llvm/DebugInfo/CodeView/TypeRecord.h"18#include "llvm/DebugInfo/PDB/Native/FormatUtil.h"19#include "llvm/DebugInfo/PDB/Native/InputFile.h"20#include "llvm/DebugInfo/PDB/Native/LinePrinter.h"21#include "llvm/DebugInfo/PDB/Native/NativeSession.h"22#include "llvm/DebugInfo/PDB/Native/PDBFile.h"23#include "llvm/DebugInfo/PDB/Native/PDBStringTable.h"24#include "llvm/Object/COFF.h"25#include "llvm/Support/FormatVariadic.h"26 27using namespace llvm;28using namespace llvm::codeview;29using namespace llvm::pdb;30 31static std::string formatLocalSymFlags(uint32_t IndentLevel,32                                       LocalSymFlags Flags) {33  std::vector<std::string> Opts;34  if (Flags == LocalSymFlags::None)35    return "none";36 37  PUSH_FLAG(LocalSymFlags, IsParameter, Flags, "param");38  PUSH_FLAG(LocalSymFlags, IsAddressTaken, Flags, "address is taken");39  PUSH_FLAG(LocalSymFlags, IsCompilerGenerated, Flags, "compiler generated");40  PUSH_FLAG(LocalSymFlags, IsAggregate, Flags, "aggregate");41  PUSH_FLAG(LocalSymFlags, IsAggregated, Flags, "aggregated");42  PUSH_FLAG(LocalSymFlags, IsAliased, Flags, "aliased");43  PUSH_FLAG(LocalSymFlags, IsAlias, Flags, "alias");44  PUSH_FLAG(LocalSymFlags, IsReturnValue, Flags, "return val");45  PUSH_FLAG(LocalSymFlags, IsOptimizedOut, Flags, "optimized away");46  PUSH_FLAG(LocalSymFlags, IsEnregisteredGlobal, Flags, "enreg global");47  PUSH_FLAG(LocalSymFlags, IsEnregisteredStatic, Flags, "enreg static");48  return typesetItemList(Opts, 4, IndentLevel, " | ");49}50 51static std::string formatExportFlags(uint32_t IndentLevel, ExportFlags Flags) {52  std::vector<std::string> Opts;53  if (Flags == ExportFlags::None)54    return "none";55 56  PUSH_FLAG(ExportFlags, IsConstant, Flags, "constant");57  PUSH_FLAG(ExportFlags, IsData, Flags, "data");58  PUSH_FLAG(ExportFlags, IsPrivate, Flags, "private");59  PUSH_FLAG(ExportFlags, HasNoName, Flags, "no name");60  PUSH_FLAG(ExportFlags, HasExplicitOrdinal, Flags, "explicit ord");61  PUSH_FLAG(ExportFlags, IsForwarder, Flags, "forwarder");62 63  return typesetItemList(Opts, 4, IndentLevel, " | ");64}65 66static std::string formatCompileSym2Flags(uint32_t IndentLevel,67                                          CompileSym2Flags Flags) {68  std::vector<std::string> Opts;69  Flags &= ~CompileSym2Flags::SourceLanguageMask;70  if (Flags == CompileSym2Flags::None)71    return "none";72 73  PUSH_FLAG(CompileSym2Flags, EC, Flags, "edit and continue");74  PUSH_FLAG(CompileSym2Flags, NoDbgInfo, Flags, "no dbg info");75  PUSH_FLAG(CompileSym2Flags, LTCG, Flags, "ltcg");76  PUSH_FLAG(CompileSym2Flags, NoDataAlign, Flags, "no data align");77  PUSH_FLAG(CompileSym2Flags, ManagedPresent, Flags, "has managed code");78  PUSH_FLAG(CompileSym2Flags, SecurityChecks, Flags, "security checks");79  PUSH_FLAG(CompileSym2Flags, HotPatch, Flags, "hot patchable");80  PUSH_FLAG(CompileSym2Flags, CVTCIL, Flags, "cvtcil");81  PUSH_FLAG(CompileSym2Flags, MSILModule, Flags, "msil module");82  return typesetItemList(Opts, 4, IndentLevel, " | ");83}84 85static std::string formatCompileSym3Flags(uint32_t IndentLevel,86                                          CompileSym3Flags Flags) {87  std::vector<std::string> Opts;88  Flags &= ~CompileSym3Flags::SourceLanguageMask;89 90  if (Flags == CompileSym3Flags::None)91    return "none";92 93  PUSH_FLAG(CompileSym3Flags, EC, Flags, "edit and continue");94  PUSH_FLAG(CompileSym3Flags, NoDbgInfo, Flags, "no dbg info");95  PUSH_FLAG(CompileSym3Flags, LTCG, Flags, "ltcg");96  PUSH_FLAG(CompileSym3Flags, NoDataAlign, Flags, "no data align");97  PUSH_FLAG(CompileSym3Flags, ManagedPresent, Flags, "has managed code");98  PUSH_FLAG(CompileSym3Flags, SecurityChecks, Flags, "security checks");99  PUSH_FLAG(CompileSym3Flags, HotPatch, Flags, "hot patchable");100  PUSH_FLAG(CompileSym3Flags, CVTCIL, Flags, "cvtcil");101  PUSH_FLAG(CompileSym3Flags, MSILModule, Flags, "msil module");102  PUSH_FLAG(CompileSym3Flags, Sdl, Flags, "sdl");103  PUSH_FLAG(CompileSym3Flags, PGO, Flags, "pgo");104  PUSH_FLAG(CompileSym3Flags, Exp, Flags, "exp");105  return typesetItemList(Opts, 4, IndentLevel, " | ");106}107 108static std::string formatFrameProcedureOptions(uint32_t IndentLevel,109                                               FrameProcedureOptions FPO) {110  std::vector<std::string> Opts;111  if (FPO == FrameProcedureOptions::None)112    return "none";113 114  PUSH_FLAG(FrameProcedureOptions, HasAlloca, FPO, "has alloca");115  PUSH_FLAG(FrameProcedureOptions, HasSetJmp, FPO, "has setjmp");116  PUSH_FLAG(FrameProcedureOptions, HasLongJmp, FPO, "has longjmp");117  PUSH_FLAG(FrameProcedureOptions, HasInlineAssembly, FPO, "has inline asm");118  PUSH_FLAG(FrameProcedureOptions, HasExceptionHandling, FPO, "has eh");119  PUSH_FLAG(FrameProcedureOptions, MarkedInline, FPO, "marked inline");120  PUSH_FLAG(FrameProcedureOptions, HasStructuredExceptionHandling, FPO,121            "has seh");122  PUSH_FLAG(FrameProcedureOptions, Naked, FPO, "naked");123  PUSH_FLAG(FrameProcedureOptions, SecurityChecks, FPO, "secure checks");124  PUSH_FLAG(FrameProcedureOptions, AsynchronousExceptionHandling, FPO,125            "has async eh");126  PUSH_FLAG(FrameProcedureOptions, NoStackOrderingForSecurityChecks, FPO,127            "no stack order");128  PUSH_FLAG(FrameProcedureOptions, Inlined, FPO, "inlined");129  PUSH_FLAG(FrameProcedureOptions, StrictSecurityChecks, FPO,130            "strict secure checks");131  PUSH_FLAG(FrameProcedureOptions, SafeBuffers, FPO, "safe buffers");132  PUSH_FLAG(FrameProcedureOptions, ProfileGuidedOptimization, FPO, "pgo");133  PUSH_FLAG(FrameProcedureOptions, ValidProfileCounts, FPO,134            "has profile counts");135  PUSH_FLAG(FrameProcedureOptions, OptimizedForSpeed, FPO, "opt speed");136  PUSH_FLAG(FrameProcedureOptions, GuardCfg, FPO, "guard cfg");137  PUSH_FLAG(FrameProcedureOptions, GuardCfw, FPO, "guard cfw");138  return typesetItemList(Opts, 4, IndentLevel, " | ");139}140 141static std::string formatPublicSymFlags(uint32_t IndentLevel,142                                        PublicSymFlags Flags) {143  std::vector<std::string> Opts;144  if (Flags == PublicSymFlags::None)145    return "none";146 147  PUSH_FLAG(PublicSymFlags, Code, Flags, "code");148  PUSH_FLAG(PublicSymFlags, Function, Flags, "function");149  PUSH_FLAG(PublicSymFlags, Managed, Flags, "managed");150  PUSH_FLAG(PublicSymFlags, MSIL, Flags, "msil");151  return typesetItemList(Opts, 4, IndentLevel, " | ");152}153 154static std::string formatProcSymFlags(uint32_t IndentLevel,155                                      ProcSymFlags Flags) {156  std::vector<std::string> Opts;157  if (Flags == ProcSymFlags::None)158    return "none";159 160  PUSH_FLAG(ProcSymFlags, HasFP, Flags, "has fp");161  PUSH_FLAG(ProcSymFlags, HasIRET, Flags, "has iret");162  PUSH_FLAG(ProcSymFlags, HasFRET, Flags, "has fret");163  PUSH_FLAG(ProcSymFlags, IsNoReturn, Flags, "noreturn");164  PUSH_FLAG(ProcSymFlags, IsUnreachable, Flags, "unreachable");165  PUSH_FLAG(ProcSymFlags, HasCustomCallingConv, Flags, "custom calling conv");166  PUSH_FLAG(ProcSymFlags, IsNoInline, Flags, "noinline");167  PUSH_FLAG(ProcSymFlags, HasOptimizedDebugInfo, Flags, "opt debuginfo");168  return typesetItemList(Opts, 4, IndentLevel, " | ");169}170 171static std::string formatThunkOrdinal(ThunkOrdinal Ordinal) {172  switch (Ordinal) {173    RETURN_CASE(ThunkOrdinal, Standard, "thunk");174    RETURN_CASE(ThunkOrdinal, ThisAdjustor, "this adjustor");175    RETURN_CASE(ThunkOrdinal, Vcall, "vcall");176    RETURN_CASE(ThunkOrdinal, Pcode, "pcode");177    RETURN_CASE(ThunkOrdinal, UnknownLoad, "unknown load");178    RETURN_CASE(ThunkOrdinal, TrampIncremental, "tramp incremental");179    RETURN_CASE(ThunkOrdinal, BranchIsland, "branch island");180  }181  return formatUnknownEnum(Ordinal);182}183 184static std::string formatTrampolineType(TrampolineType Tramp) {185  switch (Tramp) {186    RETURN_CASE(TrampolineType, TrampIncremental, "tramp incremental");187    RETURN_CASE(TrampolineType, BranchIsland, "branch island");188  }189  return formatUnknownEnum(Tramp);190}191 192static std::string formatSourceLanguage(SourceLanguage Lang) {193  switch (Lang) {194    RETURN_CASE(SourceLanguage, C, "c");195    RETURN_CASE(SourceLanguage, Cpp, "c++");196    RETURN_CASE(SourceLanguage, Fortran, "fortran");197    RETURN_CASE(SourceLanguage, Masm, "masm");198    RETURN_CASE(SourceLanguage, Pascal, "pascal");199    RETURN_CASE(SourceLanguage, Basic, "basic");200    RETURN_CASE(SourceLanguage, Cobol, "cobol");201    RETURN_CASE(SourceLanguage, Link, "link");202    RETURN_CASE(SourceLanguage, VB, "vb");203    RETURN_CASE(SourceLanguage, Cvtres, "cvtres");204    RETURN_CASE(SourceLanguage, Cvtpgd, "cvtpgd");205    RETURN_CASE(SourceLanguage, CSharp, "c#");206    RETURN_CASE(SourceLanguage, ILAsm, "il asm");207    RETURN_CASE(SourceLanguage, Java, "java");208    RETURN_CASE(SourceLanguage, JScript, "javascript");209    RETURN_CASE(SourceLanguage, MSIL, "msil");210    RETURN_CASE(SourceLanguage, HLSL, "hlsl");211    RETURN_CASE(SourceLanguage, D, "d");212    RETURN_CASE(SourceLanguage, Swift, "swift");213    RETURN_CASE(SourceLanguage, Rust, "rust");214    RETURN_CASE(SourceLanguage, ObjC, "objc");215    RETURN_CASE(SourceLanguage, ObjCpp, "objc++");216    RETURN_CASE(SourceLanguage, AliasObj, "aliasobj");217    RETURN_CASE(SourceLanguage, Go, "go");218    RETURN_CASE(SourceLanguage, OldSwift, "swift");219  }220  return formatUnknownEnum(Lang);221}222 223static std::string formatMachineType(CPUType Cpu) {224  switch (Cpu) {225    RETURN_CASE(CPUType, Intel8080, "intel 8080");226    RETURN_CASE(CPUType, Intel8086, "intel 8086");227    RETURN_CASE(CPUType, Intel80286, "intel 80286");228    RETURN_CASE(CPUType, Intel80386, "intel 80386");229    RETURN_CASE(CPUType, Intel80486, "intel 80486");230    RETURN_CASE(CPUType, Pentium, "intel pentium");231    RETURN_CASE(CPUType, PentiumPro, "intel pentium pro");232    RETURN_CASE(CPUType, Pentium3, "intel pentium 3");233    RETURN_CASE(CPUType, MIPS, "mips");234    RETURN_CASE(CPUType, MIPS16, "mips-16");235    RETURN_CASE(CPUType, MIPS32, "mips-32");236    RETURN_CASE(CPUType, MIPS64, "mips-64");237    RETURN_CASE(CPUType, MIPSI, "mips i");238    RETURN_CASE(CPUType, MIPSII, "mips ii");239    RETURN_CASE(CPUType, MIPSIII, "mips iii");240    RETURN_CASE(CPUType, MIPSIV, "mips iv");241    RETURN_CASE(CPUType, MIPSV, "mips v");242    RETURN_CASE(CPUType, M68000, "motorola 68000");243    RETURN_CASE(CPUType, M68010, "motorola 68010");244    RETURN_CASE(CPUType, M68020, "motorola 68020");245    RETURN_CASE(CPUType, M68030, "motorola 68030");246    RETURN_CASE(CPUType, M68040, "motorola 68040");247    RETURN_CASE(CPUType, Alpha, "alpha");248    RETURN_CASE(CPUType, Alpha21164, "alpha 21164");249    RETURN_CASE(CPUType, Alpha21164A, "alpha 21164a");250    RETURN_CASE(CPUType, Alpha21264, "alpha 21264");251    RETURN_CASE(CPUType, Alpha21364, "alpha 21364");252    RETURN_CASE(CPUType, PPC601, "powerpc 601");253    RETURN_CASE(CPUType, PPC603, "powerpc 603");254    RETURN_CASE(CPUType, PPC604, "powerpc 604");255    RETURN_CASE(CPUType, PPC620, "powerpc 620");256    RETURN_CASE(CPUType, PPCFP, "powerpc fp");257    RETURN_CASE(CPUType, PPCBE, "powerpc be");258    RETURN_CASE(CPUType, SH3, "sh3");259    RETURN_CASE(CPUType, SH3E, "sh3e");260    RETURN_CASE(CPUType, SH3DSP, "sh3 dsp");261    RETURN_CASE(CPUType, SH4, "sh4");262    RETURN_CASE(CPUType, SHMedia, "shmedia");263    RETURN_CASE(CPUType, ARM3, "arm 3");264    RETURN_CASE(CPUType, ARM4, "arm 4");265    RETURN_CASE(CPUType, ARM4T, "arm 4t");266    RETURN_CASE(CPUType, ARM5, "arm 5");267    RETURN_CASE(CPUType, ARM5T, "arm 5t");268    RETURN_CASE(CPUType, ARM6, "arm 6");269    RETURN_CASE(CPUType, ARM_XMAC, "arm xmac");270    RETURN_CASE(CPUType, ARM_WMMX, "arm wmmx");271    RETURN_CASE(CPUType, ARM7, "arm 7");272    RETURN_CASE(CPUType, ARM64, "arm64");273    RETURN_CASE(CPUType, ARM64EC, "arm64ec");274    RETURN_CASE(CPUType, ARM64X, "arm64x");275    RETURN_CASE(CPUType, HybridX86ARM64, "hybrid x86 arm64");276    RETURN_CASE(CPUType, Omni, "omni");277    RETURN_CASE(CPUType, Ia64, "intel itanium ia64");278    RETURN_CASE(CPUType, Ia64_2, "intel itanium ia64 2");279    RETURN_CASE(CPUType, CEE, "cee");280    RETURN_CASE(CPUType, AM33, "am33");281    RETURN_CASE(CPUType, M32R, "m32r");282    RETURN_CASE(CPUType, TriCore, "tri-core");283    RETURN_CASE(CPUType, X64, "intel x86-x64");284    RETURN_CASE(CPUType, EBC, "ebc");285    RETURN_CASE(CPUType, Thumb, "thumb");286    RETURN_CASE(CPUType, ARMNT, "arm nt");287    RETURN_CASE(CPUType, D3D11_Shader, "d3d11 shader");288    RETURN_CASE(CPUType, Unknown, "unknown");289  }290  return formatUnknownEnum(Cpu);291}292 293static std::string formatCookieKind(FrameCookieKind Kind) {294  switch (Kind) {295    RETURN_CASE(FrameCookieKind, Copy, "copy");296    RETURN_CASE(FrameCookieKind, XorStackPointer, "xor stack ptr");297    RETURN_CASE(FrameCookieKind, XorFramePointer, "xor frame ptr");298    RETURN_CASE(FrameCookieKind, XorR13, "xor rot13");299  }300  return formatUnknownEnum(Kind);301}302 303static std::string formatRegisterId(RegisterId Id, CPUType Cpu) {304  if (Cpu == CPUType::ARMNT) {305    switch (Id) {306#define CV_REGISTERS_ARM307#define CV_REGISTER(name, val) RETURN_CASE(RegisterId, name, #name)308#include "llvm/DebugInfo/CodeView/CodeViewRegisters.def"309#undef CV_REGISTER310#undef CV_REGISTERS_ARM311 312    default:313      break;314    }315  } else if (Cpu == CPUType::ARM64) {316    switch (Id) {317#define CV_REGISTERS_ARM64318#define CV_REGISTER(name, val) RETURN_CASE(RegisterId, name, #name)319#include "llvm/DebugInfo/CodeView/CodeViewRegisters.def"320#undef CV_REGISTER321#undef CV_REGISTERS_ARM64322 323    default:324      break;325    }326  } else {327    switch (Id) {328#define CV_REGISTERS_X86329#define CV_REGISTER(name, val) RETURN_CASE(RegisterId, name, #name)330#include "llvm/DebugInfo/CodeView/CodeViewRegisters.def"331#undef CV_REGISTER332#undef CV_REGISTERS_X86333 334    default:335      break;336    }337  }338  return formatUnknownEnum(Id);339}340 341static std::string formatRegisterId(uint16_t Reg16, CPUType Cpu) {342  return formatRegisterId(RegisterId(Reg16), Cpu);343}344 345static std::string formatRegisterId(ulittle16_t &Reg16, CPUType Cpu) {346  return formatRegisterId(uint16_t(Reg16), Cpu);347}348 349static std::string formatRange(LocalVariableAddrRange Range) {350  return formatv("[{0},+{1})",351                 formatSegmentOffset(Range.ISectStart, Range.OffsetStart),352                 Range.Range)353      .str();354}355 356static std::string formatGaps(uint32_t IndentLevel,357                              ArrayRef<LocalVariableAddrGap> Gaps) {358  std::vector<std::string> GapStrs;359  for (const auto &G : Gaps) {360    GapStrs.push_back(formatv("({0},{1})", G.GapStartOffset, G.Range).str());361  }362  return typesetItemList(GapStrs, 7, IndentLevel, ", ");363}364 365static std::string formatJumpTableEntrySize(JumpTableEntrySize EntrySize) {366  switch (EntrySize) {367    RETURN_CASE(JumpTableEntrySize, Int8, "int8");368    RETURN_CASE(JumpTableEntrySize, UInt8, "uin8");369    RETURN_CASE(JumpTableEntrySize, Int16, "int16");370    RETURN_CASE(JumpTableEntrySize, UInt16, "uint16");371    RETURN_CASE(JumpTableEntrySize, Int32, "int32");372    RETURN_CASE(JumpTableEntrySize, UInt32, "uint32");373    RETURN_CASE(JumpTableEntrySize, Pointer, "pointer");374    RETURN_CASE(JumpTableEntrySize, UInt8ShiftLeft, "uint8shl");375    RETURN_CASE(JumpTableEntrySize, UInt16ShiftLeft, "uint16shl");376    RETURN_CASE(JumpTableEntrySize, Int8ShiftLeft, "int8shl");377    RETURN_CASE(JumpTableEntrySize, Int16ShiftLeft, "int16shl");378  }379  return formatUnknownEnum(EntrySize);380}381 382Error MinimalSymbolDumper::visitSymbolBegin(codeview::CVSymbol &Record) {383  return visitSymbolBegin(Record, 0);384}385 386Error MinimalSymbolDumper::visitSymbolBegin(codeview::CVSymbol &Record,387                                            uint32_t Offset) {388  // formatLine puts the newline at the beginning, so we use formatLine here389  // to start a new line, and then individual visit methods use format to390  // append to the existing line.391  P.formatLine("{0} | {1} [size = {2}]",392               fmt_align(Offset, AlignStyle::Right, 6),393               formatSymbolKind(Record.kind()), Record.length());394  P.Indent();395  return Error::success();396}397 398Error MinimalSymbolDumper::visitSymbolEnd(CVSymbol &Record) {399  if (RecordBytes) {400    AutoIndent Indent(P, 7);401    P.formatBinary("bytes", Record.content(), 0);402  }403  P.Unindent();404  return Error::success();405}406 407std::string MinimalSymbolDumper::typeOrIdIndex(codeview::TypeIndex TI,408                                               bool IsType) const {409  if (TI.isSimple() || TI.isDecoratedItemId())410    return formatv("{0}", TI).str();411  auto &Container = IsType ? Types : Ids;412  StringRef Name = Container.getTypeName(TI);413  if (Name.size() > 32) {414    Name = Name.take_front(32);415    return std::string(formatv("{0} ({1}...)", TI, Name));416  } else417    return std::string(formatv("{0} ({1})", TI, Name));418}419 420std::string MinimalSymbolDumper::idIndex(codeview::TypeIndex TI) const {421  return typeOrIdIndex(TI, false);422}423 424std::string MinimalSymbolDumper::typeIndex(TypeIndex TI) const {425  return typeOrIdIndex(TI, true);426}427 428Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, BlockSym &Block) {429  P.format(" `{0}`", Block.Name);430  AutoIndent Indent(P, 7);431  P.formatLine("parent = {0}, end = {1}", Block.Parent, Block.End);432  P.formatLine("code size = {0}, addr = {1}", Block.CodeSize,433               formatSegmentOffset(Block.Segment, Block.CodeOffset));434  return Error::success();435}436 437Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, Thunk32Sym &Thunk) {438  P.format(" `{0}`", Thunk.Name);439  AutoIndent Indent(P, 7);440  P.formatLine("parent = {0}, end = {1}, next = {2}", Thunk.Parent, Thunk.End,441               Thunk.Next);442  P.formatLine("kind = {0}, size = {1}, addr = {2}",443               formatThunkOrdinal(Thunk.Thunk), Thunk.Length,444               formatSegmentOffset(Thunk.Segment, Thunk.Offset));445 446  return Error::success();447}448 449Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,450                                            TrampolineSym &Tramp) {451  AutoIndent Indent(P, 7);452  P.formatLine("type = {0}, size = {1}, source = {2}, target = {3}",453               formatTrampolineType(Tramp.Type), Tramp.Size,454               formatSegmentOffset(Tramp.ThunkSection, Tramp.ThunkOffset),455               formatSegmentOffset(Tramp.TargetSection, Tramp.ThunkOffset));456 457  return Error::success();458}459 460Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,461                                            SectionSym &Section) {462  P.format(" `{0}`", Section.Name);463  AutoIndent Indent(P, 7);464  P.formatLine("length = {0}, alignment = {1}, rva = {2}, section # = {3}",465               Section.Length, Section.Alignment, Section.Rva,466               Section.SectionNumber);467  P.printLine("characteristics =");468  AutoIndent Indent2(P, 2);469  P.printLine(formatSectionCharacteristics(P.getIndentLevel(),470                                           Section.Characteristics, 1, "",471                                           CharacteristicStyle::Descriptive));472  return Error::success();473}474 475Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, CoffGroupSym &CG) {476  P.format(" `{0}`", CG.Name);477  AutoIndent Indent(P, 7);478  P.formatLine("length = {0}, addr = {1}", CG.Size,479               formatSegmentOffset(CG.Segment, CG.Offset));480  P.printLine("characteristics =");481  AutoIndent Indent2(P, 2);482  P.printLine(formatSectionCharacteristics(P.getIndentLevel(),483                                           CG.Characteristics, 1, "",484                                           CharacteristicStyle::Descriptive));485  return Error::success();486}487 488Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,489                                            BPRelativeSym &BPRel) {490  P.format(" `{0}`", BPRel.Name);491  AutoIndent Indent(P, 7);492  P.formatLine("type = {0}, offset = {1}", typeIndex(BPRel.Type), BPRel.Offset);493  return Error::success();494}495 496Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,497                                            BuildInfoSym &BuildInfo) {498  P.format(" BuildId = `{0}`", BuildInfo.BuildId);499  return Error::success();500}501 502Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,503                                            CallSiteInfoSym &CSI) {504  AutoIndent Indent(P, 7);505  P.formatLine("type = {0}, addr = {1}", typeIndex(CSI.Type),506               formatSegmentOffset(CSI.Segment, CSI.CodeOffset));507  return Error::success();508}509 510Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,511                                            EnvBlockSym &EnvBlock) {512  AutoIndent Indent(P, 7);513  for (const auto &Entry : EnvBlock.Fields) {514    P.formatLine("- {0}", Entry);515  }516  return Error::success();517}518 519Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, FileStaticSym &FS) {520  P.format(" `{0}`", FS.Name);521  AutoIndent Indent(P, 7);522  if (SymGroup) {523    Expected<StringRef> FileName =524        SymGroup->getNameFromStringTable(FS.ModFilenameOffset);525    if (FileName) {526      P.formatLine("type = {0}, file name = {1} ({2}), flags = {3}",527                   typeIndex(FS.Index), FS.ModFilenameOffset, *FileName,528                   formatLocalSymFlags(P.getIndentLevel() + 9, FS.Flags));529    }530    return Error::success();531  }532 533  P.formatLine("type = {0}, file name offset = {1}, flags = {2}",534               typeIndex(FS.Index), FS.ModFilenameOffset,535               formatLocalSymFlags(P.getIndentLevel() + 9, FS.Flags));536  return Error::success();537}538 539Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, ExportSym &Export) {540  P.format(" `{0}`", Export.Name);541  AutoIndent Indent(P, 7);542  P.formatLine("ordinal = {0}, flags = {1}", Export.Ordinal,543               formatExportFlags(P.getIndentLevel() + 9, Export.Flags));544  return Error::success();545}546 547Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,548                                            Compile2Sym &Compile2) {549  AutoIndent Indent(P, 7);550  SourceLanguage Lang = static_cast<SourceLanguage>(551      Compile2.Flags & CompileSym2Flags::SourceLanguageMask);552  CompilationCPU = Compile2.Machine;553  P.formatLine("machine = {0}, ver = {1}, language = {2}",554               formatMachineType(Compile2.Machine), Compile2.Version,555               formatSourceLanguage(Lang));556  P.formatLine("frontend = {0}.{1}.{2}, backend = {3}.{4}.{5}",557               Compile2.VersionFrontendMajor, Compile2.VersionFrontendMinor,558               Compile2.VersionFrontendBuild, Compile2.VersionBackendMajor,559               Compile2.VersionBackendMinor, Compile2.VersionBackendBuild);560  P.formatLine("flags = {0}",561               formatCompileSym2Flags(P.getIndentLevel() + 9, Compile2.Flags));562  P.formatLine(563      "extra strings = {0}",564      typesetStringList(P.getIndentLevel() + 9 + 2, Compile2.ExtraStrings));565  return Error::success();566}567 568Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,569                                            Compile3Sym &Compile3) {570  AutoIndent Indent(P, 7);571  SourceLanguage Lang = static_cast<SourceLanguage>(572      Compile3.Flags & CompileSym3Flags::SourceLanguageMask);573  CompilationCPU = Compile3.Machine;574  P.formatLine("machine = {0}, Ver = {1}, language = {2}",575               formatMachineType(Compile3.Machine), Compile3.Version,576               formatSourceLanguage(Lang));577  P.formatLine("frontend = {0}.{1}.{2}.{3}, backend = {4}.{5}.{6}.{7}",578               Compile3.VersionFrontendMajor, Compile3.VersionFrontendMinor,579               Compile3.VersionFrontendBuild, Compile3.VersionFrontendQFE,580               Compile3.VersionBackendMajor, Compile3.VersionBackendMinor,581               Compile3.VersionBackendBuild, Compile3.VersionBackendQFE);582  P.formatLine("flags = {0}",583               formatCompileSym3Flags(P.getIndentLevel() + 9, Compile3.Flags));584  return Error::success();585}586 587Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,588                                            ConstantSym &Constant) {589  P.format(" `{0}`", Constant.Name);590  AutoIndent Indent(P, 7);591  P.formatLine("type = {0}, value = {1}", typeIndex(Constant.Type),592               toString(Constant.Value, 10));593  return Error::success();594}595 596Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, DataSym &Data) {597  P.format(" `{0}`", Data.Name);598  AutoIndent Indent(P, 7);599  P.formatLine("type = {0}, addr = {1}", typeIndex(Data.Type),600               formatSegmentOffset(Data.Segment, Data.DataOffset));601  return Error::success();602}603 604Error MinimalSymbolDumper::visitKnownRecord(605    CVSymbol &CVR, DefRangeFramePointerRelFullScopeSym &Def) {606  P.format(" offset = {0}", Def.Offset);607  return Error::success();608}609 610Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,611                                            DefRangeFramePointerRelSym &Def) {612  AutoIndent Indent(P, 7);613  P.formatLine("offset = {0}, range = {1}", Def.Hdr.Offset,614               formatRange(Def.Range));615  P.formatLine("gaps = [{0}]", formatGaps(P.getIndentLevel() + 9, Def.Gaps));616  return Error::success();617}618 619Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,620                                            DefRangeRegisterRelSym &Def) {621  AutoIndent Indent(P, 7);622  P.formatLine("register = {0}, offset = {1}, offset in parent = {2}, has "623               "spilled udt = {3}",624               formatRegisterId(Def.Hdr.Register, CompilationCPU),625               int32_t(Def.Hdr.BasePointerOffset), Def.offsetInParent(),626               Def.hasSpilledUDTMember());627  P.formatLine("range = {0}, gaps = [{1}]", formatRange(Def.Range),628               formatGaps(P.getIndentLevel() + 9, Def.Gaps));629  return Error::success();630}631 632Error MinimalSymbolDumper::visitKnownRecord(633    CVSymbol &CVR, DefRangeRegisterSym &DefRangeRegister) {634  AutoIndent Indent(P, 7);635  P.formatLine("register = {0}, may have no name = {1}, range start = "636               "{2}, length = {3}",637               formatRegisterId(DefRangeRegister.Hdr.Register, CompilationCPU),638               bool(DefRangeRegister.Hdr.MayHaveNoName),639               formatSegmentOffset(DefRangeRegister.Range.ISectStart,640                                   DefRangeRegister.Range.OffsetStart),641               DefRangeRegister.Range.Range);642  P.formatLine("gaps = [{0}]",643               formatGaps(P.getIndentLevel() + 9, DefRangeRegister.Gaps));644  return Error::success();645}646 647Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,648                                            DefRangeSubfieldRegisterSym &Def) {649  AutoIndent Indent(P, 7);650  bool NoName = !!(Def.Hdr.MayHaveNoName == 0);651  P.formatLine("register = {0}, may have no name = {1}, offset in parent = {2}",652               formatRegisterId(Def.Hdr.Register, CompilationCPU), NoName,653               uint32_t(Def.Hdr.OffsetInParent));654  P.formatLine("range = {0}, gaps = [{1}]", formatRange(Def.Range),655               formatGaps(P.getIndentLevel() + 9, Def.Gaps));656  return Error::success();657}658 659Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,660                                            DefRangeSubfieldSym &Def) {661  AutoIndent Indent(P, 7);662  P.formatLine("program = {0}, offset in parent = {1}, range = {2}",663               Def.Program, Def.OffsetInParent, formatRange(Def.Range));664  P.formatLine("gaps = [{0}]", formatGaps(P.getIndentLevel() + 9, Def.Gaps));665  return Error::success();666}667 668Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, DefRangeSym &Def) {669  AutoIndent Indent(P, 7);670  P.formatLine("program = {0}, range = {1}", Def.Program,671               formatRange(Def.Range));672  P.formatLine("gaps = [{0}]", formatGaps(P.getIndentLevel() + 9, Def.Gaps));673  return Error::success();674}675 676Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, FrameCookieSym &FC) {677  AutoIndent Indent(P, 7);678  P.formatLine("code offset = {0}, Register = {1}, kind = {2}, flags = {3}",679               FC.CodeOffset, formatRegisterId(FC.Register, CompilationCPU),680               formatCookieKind(FC.CookieKind), FC.Flags);681  return Error::success();682}683 684Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, FrameProcSym &FP) {685  AutoIndent Indent(P, 7);686  P.formatLine("size = {0}, padding size = {1}, offset to padding = {2}",687               FP.TotalFrameBytes, FP.PaddingFrameBytes, FP.OffsetToPadding);688  P.formatLine("bytes of callee saved registers = {0}, exception handler addr "689               "= {1}",690               FP.BytesOfCalleeSavedRegisters,691               formatSegmentOffset(FP.SectionIdOfExceptionHandler,692                                   FP.OffsetOfExceptionHandler));693  P.formatLine(694      "local fp reg = {0}, param fp reg = {1}",695      formatRegisterId(FP.getLocalFramePtrReg(CompilationCPU), CompilationCPU),696      formatRegisterId(FP.getParamFramePtrReg(CompilationCPU), CompilationCPU));697  P.formatLine("flags = {0}",698               formatFrameProcedureOptions(P.getIndentLevel() + 9, FP.Flags));699  return Error::success();700}701 702Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,703                                            HeapAllocationSiteSym &HAS) {704  AutoIndent Indent(P, 7);705  P.formatLine("type = {0}, addr = {1} call size = {2}", typeIndex(HAS.Type),706               formatSegmentOffset(HAS.Segment, HAS.CodeOffset),707               HAS.CallInstructionSize);708  return Error::success();709}710 711Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, InlineSiteSym &IS) {712  AutoIndent Indent(P, 7);713  P.formatLine("inlinee = {0}, parent = {1}, end = {2}", idIndex(IS.Inlinee),714               IS.Parent, IS.End);715 716  // Break down the annotation byte code and calculate code and line offsets.717  // FIXME: It would be helpful if we could look up the initial file and inlinee718  // lines offset using the inlinee index above.719  uint32_t CodeOffset = 0;720  int32_t LineOffset = 0;721  for (auto &Annot : IS.annotations()) {722    P.formatLine("  {0}", fmt_align(toHex(Annot.Bytes), AlignStyle::Left, 9));723 724    auto formatCodeOffset = [&](uint32_t Delta) {725      CodeOffset += Delta;726      P.format(" code 0x{0} (+0x{1})", utohexstr(CodeOffset), utohexstr(Delta));727    };728    auto formatCodeLength = [&](uint32_t Length) {729      // Notably, changing the code length does not affect the code offset.730      P.format(" code end 0x{0} (+0x{1})", utohexstr(CodeOffset + Length),731               utohexstr(Length));732    };733    auto formatLineOffset = [&](int32_t Delta) {734      LineOffset += Delta;735      char Sign = Delta > 0 ? '+' : '-';736      P.format(" line {0} ({1}{2})", LineOffset, Sign, std::abs(Delta));737    };738 739    // Use the opcode to interpret the integer values.740    switch (Annot.OpCode) {741    case BinaryAnnotationsOpCode::Invalid:742      break;743    case BinaryAnnotationsOpCode::CodeOffset:744    case BinaryAnnotationsOpCode::ChangeCodeOffset:745      formatCodeOffset(Annot.U1);746      break;747    case BinaryAnnotationsOpCode::ChangeLineOffset:748      formatLineOffset(Annot.S1);749      break;750    case BinaryAnnotationsOpCode::ChangeCodeLength:751      formatCodeLength(Annot.U1);752      // Apparently this annotation updates the code offset. It's hard to make753      // MSVC produce this opcode, but clang uses it, and debuggers seem to use754      // this interpretation.755      CodeOffset += Annot.U1;756      break;757    case BinaryAnnotationsOpCode::ChangeCodeOffsetAndLineOffset:758      formatCodeOffset(Annot.U1);759      formatLineOffset(Annot.S1);760      break;761    case BinaryAnnotationsOpCode::ChangeCodeLengthAndCodeOffset:762      formatCodeOffset(Annot.U2);763      formatCodeLength(Annot.U1);764      break;765 766    case BinaryAnnotationsOpCode::ChangeFile: {767      uint32_t FileOffset = Annot.U1;768      StringRef Filename = "<unknown>";769      if (SymGroup) {770        if (Expected<StringRef> MaybeFile =771                SymGroup->getNameFromStringTable(FileOffset))772          Filename = *MaybeFile;773        else774          return MaybeFile.takeError();775      }776      P.format(" setfile {0} 0x{1}", Filename, utohexstr(FileOffset));777      break;778    }779 780    // The rest of these are hard to convince MSVC to emit, so they are not as781    // well understood.782    case BinaryAnnotationsOpCode::ChangeCodeOffsetBase:783      formatCodeOffset(Annot.U1);784      break;785    case BinaryAnnotationsOpCode::ChangeLineEndDelta:786    case BinaryAnnotationsOpCode::ChangeRangeKind:787    case BinaryAnnotationsOpCode::ChangeColumnStart:788    case BinaryAnnotationsOpCode::ChangeColumnEnd:789      P.format(" {0} {1}", Annot.Name, Annot.U1);790      break;791    case BinaryAnnotationsOpCode::ChangeColumnEndDelta:792      P.format(" {0} {1}", Annot.Name, Annot.S1);793      break;794    }795  }796  return Error::success();797}798 799Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,800                                            RegisterSym &Register) {801  P.format(" `{0}`", Register.Name);802  AutoIndent Indent(P, 7);803  P.formatLine("register = {0}, type = {1}",804               formatRegisterId(Register.Register, CompilationCPU),805               typeIndex(Register.Index));806  return Error::success();807}808 809Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,810                                            PublicSym32 &Public) {811  P.format(" `{0}`", Public.Name);812  AutoIndent Indent(P, 7);813  P.formatLine("flags = {0}, addr = {1}",814               formatPublicSymFlags(P.getIndentLevel() + 9, Public.Flags),815               formatSegmentOffset(Public.Segment, Public.Offset));816  return Error::success();817}818 819Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, ProcRefSym &PR) {820  P.format(" `{0}`", PR.Name);821  AutoIndent Indent(P, 7);822  P.formatLine("module = {0}, sum name = {1}, offset = {2}", PR.Module,823               PR.SumName, PR.SymOffset);824  return Error::success();825}826 827Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, LabelSym &Label) {828  P.format(" `{0}` (addr = {1})", Label.Name,829           formatSegmentOffset(Label.Segment, Label.CodeOffset));830  AutoIndent Indent(P, 7);831  P.formatLine("flags = {0}",832               formatProcSymFlags(P.getIndentLevel() + 9, Label.Flags));833  return Error::success();834}835 836Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, LocalSym &Local) {837  P.format(" `{0}`", Local.Name);838  AutoIndent Indent(P, 7);839 840  std::string FlagStr =841      formatLocalSymFlags(P.getIndentLevel() + 9, Local.Flags);842  P.formatLine("type={0}, flags = {1}", typeIndex(Local.Type), FlagStr);843  return Error::success();844}845 846Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,847                                            ObjNameSym &ObjName) {848  P.format(" sig={0}, `{1}`", ObjName.Signature, ObjName.Name);849  return Error::success();850}851 852Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, ProcSym &Proc) {853  P.format(" `{0}`", Proc.Name);854  AutoIndent Indent(P, 7);855  P.formatLine("parent = {0}, end = {1}, addr = {2}, code size = {3}",856               Proc.Parent, Proc.End,857               formatSegmentOffset(Proc.Segment, Proc.CodeOffset),858               Proc.CodeSize);859  bool IsType = true;860  switch (Proc.getKind()) {861  case SymbolRecordKind::GlobalProcIdSym:862  case SymbolRecordKind::ProcIdSym:863  case SymbolRecordKind::DPCProcIdSym:864    IsType = false;865    break;866  default:867    break;868  }869  P.formatLine("type = `{0}`, debug start = {1}, debug end = {2}, flags = {3}",870               typeOrIdIndex(Proc.FunctionType, IsType), Proc.DbgStart,871               Proc.DbgEnd,872               formatProcSymFlags(P.getIndentLevel() + 9, Proc.Flags));873  return Error::success();874}875 876Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,877                                            ScopeEndSym &ScopeEnd) {878  return Error::success();879}880 881Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, CallerSym &Caller) {882  const char *Format;883  switch (CVR.kind()) {884  case S_CALLEES:885    Format = "callee: {0}";886    break;887  case S_CALLERS:888    Format = "caller: {0}";889    break;890  case S_INLINEES:891    Format = "inlinee: {0}";892    break;893  default:894    return llvm::make_error<CodeViewError>(895        "Unknown CV Record type for a CallerSym object!");896  }897  AutoIndent Indent(P, 7);898  for (const auto &I : Caller.Indices) {899    P.formatLine(Format, idIndex(I));900  }901  return Error::success();902}903 904Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,905                                            RegRelativeSym &RegRel) {906  P.format(" `{0}`", RegRel.Name);907  AutoIndent Indent(P, 7);908  P.formatLine(909      "type = {0}, register = {1}, offset = {2}", typeIndex(RegRel.Type),910      formatRegisterId(RegRel.Register, CompilationCPU), RegRel.Offset);911  return Error::success();912}913 914Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,915                                            ThreadLocalDataSym &Data) {916  P.format(" `{0}`", Data.Name);917  AutoIndent Indent(P, 7);918  P.formatLine("type = {0}, addr = {1}", typeIndex(Data.Type),919               formatSegmentOffset(Data.Segment, Data.DataOffset));920  return Error::success();921}922 923Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR, UDTSym &UDT) {924  P.format(" `{0}`", UDT.Name);925  AutoIndent Indent(P, 7);926  P.formatLine("original type = {0}", UDT.Type);927  return Error::success();928}929 930Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,931                                            UsingNamespaceSym &UN) {932  P.format(" `{0}`", UN.Name);933  return Error::success();934}935 936Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,937                                            AnnotationSym &Annot) {938  AutoIndent Indent(P, 7);939  P.formatLine("addr = {0}", formatSegmentOffset(Annot.Segment, Annot.CodeOffset));940  P.formatLine("strings = {0}", typesetStringList(P.getIndentLevel() + 9 + 2,941                                                   Annot.Strings));942  return Error::success();943}944 945Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,946                                            JumpTableSym &JumpTable) {947  AutoIndent Indent(P, 7);948  P.formatLine(949      "base = {0}, switchtype = {1}, branch = {2}, table = {3}, entriescount = "950      "{4}",951      formatSegmentOffset(JumpTable.BaseSegment, JumpTable.BaseOffset),952      formatJumpTableEntrySize(JumpTable.SwitchType),953      formatSegmentOffset(JumpTable.BranchSegment, JumpTable.BranchOffset),954      formatSegmentOffset(JumpTable.TableSegment, JumpTable.TableOffset),955      JumpTable.EntriesCount);956  return Error::success();957}958 959Error MinimalSymbolDumper::visitKnownRecord(CVSymbol &CVR,960                                            HotPatchFuncSym &JumpTable) {961  AutoIndent Indent(P, 7);962  P.formatLine("function = {0}, name = {1}", typeIndex(JumpTable.Function),963               JumpTable.Name);964  return Error::success();965}966