Reid Kleckner a6f64265ea [codeview] Decode and dump FP regs from S_FRAMEPROC records
Summary:
There are two registers encoded in the S_FRAMEPROC flags: one for locals
and one for parameters. The encoding is described by the
ExpandEncodedBasePointerReg function in cvinfo.h. Two bits are used to
indicate one of four possible values:

  0: no register - Used when there are no variables.
  1: SP / standard - Variables are stored relative to the standard SP
     for the ISA.
  2: FP - Variables are addressed relative to the ISA frame
     pointer, i.e. EBP on x86. If realignment is required, parameters
     use this. If a dynamic alloca is used, locals will be EBP relative.
  3: Alternative - Variables are stored relative to some alternative
     third callee-saved register. This is required to address highly
     aligned locals when there are dynamic stack adjustments. In this
     case, both the incoming SP saved in the standard FP and the current
     SP are at some dynamic offset from the locals. LLVM uses ESI in
     this case, MSVC uses EBX.

Most of the changes in this patch are to pass around the CPU so that we
can decode these into real, named architectural registers.

Subscribers: hiraditya

Differential Revision: https://reviews.llvm.org/D51894

llvm-svn: 341999
2018-09-11 22:00:50 +00:00

370 lines
14 KiB
C++

//===- EnumTables.cpp - Enum to string conversion tables ------------------===//
//
// 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/EnumTables.h"
#include "llvm/Support/ScopedPrinter.h"
#include <type_traits>
using namespace llvm;
using namespace codeview;
#define CV_ENUM_CLASS_ENT(enum_class, enum) \
{ #enum, std::underlying_type < enum_class > ::type(enum_class::enum) }
#define CV_ENUM_ENT(ns, enum) \
{ #enum, ns::enum }
static const EnumEntry<SymbolKind> SymbolTypeNames[] = {
#define CV_SYMBOL(enum, val) {#enum, enum},
#include "llvm/DebugInfo/CodeView/CodeViewSymbols.def"
#undef CV_SYMBOL
};
static const EnumEntry<TypeLeafKind> TypeLeafNames[] = {
#define CV_TYPE(name, val) {#name, name},
#include "llvm/DebugInfo/CodeView/CodeViewTypes.def"
#undef CV_TYPE
};
static const EnumEntry<uint16_t> RegisterNames[] = {
#define CV_REGISTER(name, val) CV_ENUM_CLASS_ENT(RegisterId, name),
#include "llvm/DebugInfo/CodeView/CodeViewRegisters.def"
#undef CV_REGISTER
};
static const EnumEntry<uint32_t> PublicSymFlagNames[] = {
CV_ENUM_CLASS_ENT(PublicSymFlags, Code),
CV_ENUM_CLASS_ENT(PublicSymFlags, Function),
CV_ENUM_CLASS_ENT(PublicSymFlags, Managed),
CV_ENUM_CLASS_ENT(PublicSymFlags, MSIL),
};
static const EnumEntry<uint8_t> ProcSymFlagNames[] = {
CV_ENUM_CLASS_ENT(ProcSymFlags, HasFP),
CV_ENUM_CLASS_ENT(ProcSymFlags, HasIRET),
CV_ENUM_CLASS_ENT(ProcSymFlags, HasFRET),
CV_ENUM_CLASS_ENT(ProcSymFlags, IsNoReturn),
CV_ENUM_CLASS_ENT(ProcSymFlags, IsUnreachable),
CV_ENUM_CLASS_ENT(ProcSymFlags, HasCustomCallingConv),
CV_ENUM_CLASS_ENT(ProcSymFlags, IsNoInline),
CV_ENUM_CLASS_ENT(ProcSymFlags, HasOptimizedDebugInfo),
};
static const EnumEntry<uint16_t> LocalFlags[] = {
CV_ENUM_CLASS_ENT(LocalSymFlags, IsParameter),
CV_ENUM_CLASS_ENT(LocalSymFlags, IsAddressTaken),
CV_ENUM_CLASS_ENT(LocalSymFlags, IsCompilerGenerated),
CV_ENUM_CLASS_ENT(LocalSymFlags, IsAggregate),
CV_ENUM_CLASS_ENT(LocalSymFlags, IsAggregated),
CV_ENUM_CLASS_ENT(LocalSymFlags, IsAliased),
CV_ENUM_CLASS_ENT(LocalSymFlags, IsAlias),
CV_ENUM_CLASS_ENT(LocalSymFlags, IsReturnValue),
CV_ENUM_CLASS_ENT(LocalSymFlags, IsOptimizedOut),
CV_ENUM_CLASS_ENT(LocalSymFlags, IsEnregisteredGlobal),
CV_ENUM_CLASS_ENT(LocalSymFlags, IsEnregisteredStatic),
};
static const EnumEntry<uint8_t> FrameCookieKinds[] = {
CV_ENUM_CLASS_ENT(FrameCookieKind, Copy),
CV_ENUM_CLASS_ENT(FrameCookieKind, XorStackPointer),
CV_ENUM_CLASS_ENT(FrameCookieKind, XorFramePointer),
CV_ENUM_CLASS_ENT(FrameCookieKind, XorR13),
};
static const EnumEntry<codeview::SourceLanguage> SourceLanguages[] = {
CV_ENUM_ENT(SourceLanguage, C), CV_ENUM_ENT(SourceLanguage, Cpp),
CV_ENUM_ENT(SourceLanguage, Fortran), CV_ENUM_ENT(SourceLanguage, Masm),
CV_ENUM_ENT(SourceLanguage, Pascal), CV_ENUM_ENT(SourceLanguage, Basic),
CV_ENUM_ENT(SourceLanguage, Cobol), CV_ENUM_ENT(SourceLanguage, Link),
CV_ENUM_ENT(SourceLanguage, Cvtres), CV_ENUM_ENT(SourceLanguage, Cvtpgd),
CV_ENUM_ENT(SourceLanguage, CSharp), CV_ENUM_ENT(SourceLanguage, VB),
CV_ENUM_ENT(SourceLanguage, ILAsm), CV_ENUM_ENT(SourceLanguage, Java),
CV_ENUM_ENT(SourceLanguage, JScript), CV_ENUM_ENT(SourceLanguage, MSIL),
CV_ENUM_ENT(SourceLanguage, HLSL), CV_ENUM_ENT(SourceLanguage, D),
};
static const EnumEntry<uint32_t> CompileSym2FlagNames[] = {
CV_ENUM_CLASS_ENT(CompileSym2Flags, EC),
CV_ENUM_CLASS_ENT(CompileSym2Flags, NoDbgInfo),
CV_ENUM_CLASS_ENT(CompileSym2Flags, LTCG),
CV_ENUM_CLASS_ENT(CompileSym2Flags, NoDataAlign),
CV_ENUM_CLASS_ENT(CompileSym2Flags, ManagedPresent),
CV_ENUM_CLASS_ENT(CompileSym2Flags, SecurityChecks),
CV_ENUM_CLASS_ENT(CompileSym2Flags, HotPatch),
CV_ENUM_CLASS_ENT(CompileSym2Flags, CVTCIL),
CV_ENUM_CLASS_ENT(CompileSym2Flags, MSILModule),
};
static const EnumEntry<uint32_t> CompileSym3FlagNames[] = {
CV_ENUM_CLASS_ENT(CompileSym3Flags, EC),
CV_ENUM_CLASS_ENT(CompileSym3Flags, NoDbgInfo),
CV_ENUM_CLASS_ENT(CompileSym3Flags, LTCG),
CV_ENUM_CLASS_ENT(CompileSym3Flags, NoDataAlign),
CV_ENUM_CLASS_ENT(CompileSym3Flags, ManagedPresent),
CV_ENUM_CLASS_ENT(CompileSym3Flags, SecurityChecks),
CV_ENUM_CLASS_ENT(CompileSym3Flags, HotPatch),
CV_ENUM_CLASS_ENT(CompileSym3Flags, CVTCIL),
CV_ENUM_CLASS_ENT(CompileSym3Flags, MSILModule),
CV_ENUM_CLASS_ENT(CompileSym3Flags, Sdl),
CV_ENUM_CLASS_ENT(CompileSym3Flags, PGO),
CV_ENUM_CLASS_ENT(CompileSym3Flags, Exp),
};
static const EnumEntry<uint32_t> FileChecksumNames[] = {
CV_ENUM_CLASS_ENT(FileChecksumKind, None),
CV_ENUM_CLASS_ENT(FileChecksumKind, MD5),
CV_ENUM_CLASS_ENT(FileChecksumKind, SHA1),
CV_ENUM_CLASS_ENT(FileChecksumKind, SHA256),
};
static const EnumEntry<unsigned> CPUTypeNames[] = {
CV_ENUM_CLASS_ENT(CPUType, Intel8080),
CV_ENUM_CLASS_ENT(CPUType, Intel8086),
CV_ENUM_CLASS_ENT(CPUType, Intel80286),
CV_ENUM_CLASS_ENT(CPUType, Intel80386),
CV_ENUM_CLASS_ENT(CPUType, Intel80486),
CV_ENUM_CLASS_ENT(CPUType, Pentium),
CV_ENUM_CLASS_ENT(CPUType, PentiumPro),
CV_ENUM_CLASS_ENT(CPUType, Pentium3),
CV_ENUM_CLASS_ENT(CPUType, MIPS),
CV_ENUM_CLASS_ENT(CPUType, MIPS16),
CV_ENUM_CLASS_ENT(CPUType, MIPS32),
CV_ENUM_CLASS_ENT(CPUType, MIPS64),
CV_ENUM_CLASS_ENT(CPUType, MIPSI),
CV_ENUM_CLASS_ENT(CPUType, MIPSII),
CV_ENUM_CLASS_ENT(CPUType, MIPSIII),
CV_ENUM_CLASS_ENT(CPUType, MIPSIV),
CV_ENUM_CLASS_ENT(CPUType, MIPSV),
CV_ENUM_CLASS_ENT(CPUType, M68000),
CV_ENUM_CLASS_ENT(CPUType, M68010),
CV_ENUM_CLASS_ENT(CPUType, M68020),
CV_ENUM_CLASS_ENT(CPUType, M68030),
CV_ENUM_CLASS_ENT(CPUType, M68040),
CV_ENUM_CLASS_ENT(CPUType, Alpha),
CV_ENUM_CLASS_ENT(CPUType, Alpha21164),
CV_ENUM_CLASS_ENT(CPUType, Alpha21164A),
CV_ENUM_CLASS_ENT(CPUType, Alpha21264),
CV_ENUM_CLASS_ENT(CPUType, Alpha21364),
CV_ENUM_CLASS_ENT(CPUType, PPC601),
CV_ENUM_CLASS_ENT(CPUType, PPC603),
CV_ENUM_CLASS_ENT(CPUType, PPC604),
CV_ENUM_CLASS_ENT(CPUType, PPC620),
CV_ENUM_CLASS_ENT(CPUType, PPCFP),
CV_ENUM_CLASS_ENT(CPUType, PPCBE),
CV_ENUM_CLASS_ENT(CPUType, SH3),
CV_ENUM_CLASS_ENT(CPUType, SH3E),
CV_ENUM_CLASS_ENT(CPUType, SH3DSP),
CV_ENUM_CLASS_ENT(CPUType, SH4),
CV_ENUM_CLASS_ENT(CPUType, SHMedia),
CV_ENUM_CLASS_ENT(CPUType, ARM3),
CV_ENUM_CLASS_ENT(CPUType, ARM4),
CV_ENUM_CLASS_ENT(CPUType, ARM4T),
CV_ENUM_CLASS_ENT(CPUType, ARM5),
CV_ENUM_CLASS_ENT(CPUType, ARM5T),
CV_ENUM_CLASS_ENT(CPUType, ARM6),
CV_ENUM_CLASS_ENT(CPUType, ARM_XMAC),
CV_ENUM_CLASS_ENT(CPUType, ARM_WMMX),
CV_ENUM_CLASS_ENT(CPUType, ARM7),
CV_ENUM_CLASS_ENT(CPUType, Omni),
CV_ENUM_CLASS_ENT(CPUType, Ia64),
CV_ENUM_CLASS_ENT(CPUType, Ia64_2),
CV_ENUM_CLASS_ENT(CPUType, CEE),
CV_ENUM_CLASS_ENT(CPUType, AM33),
CV_ENUM_CLASS_ENT(CPUType, M32R),
CV_ENUM_CLASS_ENT(CPUType, TriCore),
CV_ENUM_CLASS_ENT(CPUType, X64),
CV_ENUM_CLASS_ENT(CPUType, EBC),
CV_ENUM_CLASS_ENT(CPUType, Thumb),
CV_ENUM_CLASS_ENT(CPUType, ARMNT),
CV_ENUM_CLASS_ENT(CPUType, D3D11_Shader),
};
static const EnumEntry<uint32_t> FrameProcSymFlagNames[] = {
CV_ENUM_CLASS_ENT(FrameProcedureOptions, HasAlloca),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, HasSetJmp),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, HasLongJmp),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, HasInlineAssembly),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, HasExceptionHandling),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, MarkedInline),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, HasStructuredExceptionHandling),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, Naked),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, SecurityChecks),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, AsynchronousExceptionHandling),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, NoStackOrderingForSecurityChecks),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, Inlined),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, StrictSecurityChecks),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, SafeBuffers),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, EncodedLocalBasePointerMask),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, EncodedParamBasePointerMask),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, ProfileGuidedOptimization),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, ValidProfileCounts),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, OptimizedForSpeed),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, GuardCfg),
CV_ENUM_CLASS_ENT(FrameProcedureOptions, GuardCfw),
};
static const EnumEntry<uint32_t> ModuleSubstreamKindNames[] = {
CV_ENUM_CLASS_ENT(DebugSubsectionKind, None),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, Symbols),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, Lines),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, StringTable),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, FileChecksums),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, FrameData),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, InlineeLines),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, CrossScopeImports),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, CrossScopeExports),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, ILLines),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, FuncMDTokenMap),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, TypeMDTokenMap),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, MergedAssemblyInput),
CV_ENUM_CLASS_ENT(DebugSubsectionKind, CoffSymbolRVA),
};
static const EnumEntry<uint16_t> ExportSymFlagNames[] = {
CV_ENUM_CLASS_ENT(ExportFlags, IsConstant),
CV_ENUM_CLASS_ENT(ExportFlags, IsData),
CV_ENUM_CLASS_ENT(ExportFlags, IsPrivate),
CV_ENUM_CLASS_ENT(ExportFlags, HasNoName),
CV_ENUM_CLASS_ENT(ExportFlags, HasExplicitOrdinal),
CV_ENUM_CLASS_ENT(ExportFlags, IsForwarder),
};
static const EnumEntry<uint8_t> ThunkOrdinalNames[] = {
CV_ENUM_CLASS_ENT(ThunkOrdinal, Standard),
CV_ENUM_CLASS_ENT(ThunkOrdinal, ThisAdjustor),
CV_ENUM_CLASS_ENT(ThunkOrdinal, Vcall),
CV_ENUM_CLASS_ENT(ThunkOrdinal, Pcode),
CV_ENUM_CLASS_ENT(ThunkOrdinal, UnknownLoad),
CV_ENUM_CLASS_ENT(ThunkOrdinal, TrampIncremental),
CV_ENUM_CLASS_ENT(ThunkOrdinal, BranchIsland),
};
static const EnumEntry<uint16_t> TrampolineNames[] = {
CV_ENUM_CLASS_ENT(TrampolineType, TrampIncremental),
CV_ENUM_CLASS_ENT(TrampolineType, BranchIsland),
};
static const EnumEntry<COFF::SectionCharacteristics>
ImageSectionCharacteristicNames[] = {
CV_ENUM_ENT(COFF, IMAGE_SCN_TYPE_NOLOAD),
CV_ENUM_ENT(COFF, IMAGE_SCN_TYPE_NO_PAD),
CV_ENUM_ENT(COFF, IMAGE_SCN_CNT_CODE),
CV_ENUM_ENT(COFF, IMAGE_SCN_CNT_INITIALIZED_DATA),
CV_ENUM_ENT(COFF, IMAGE_SCN_CNT_UNINITIALIZED_DATA),
CV_ENUM_ENT(COFF, IMAGE_SCN_LNK_OTHER),
CV_ENUM_ENT(COFF, IMAGE_SCN_LNK_INFO),
CV_ENUM_ENT(COFF, IMAGE_SCN_LNK_REMOVE),
CV_ENUM_ENT(COFF, IMAGE_SCN_LNK_COMDAT),
CV_ENUM_ENT(COFF, IMAGE_SCN_GPREL),
CV_ENUM_ENT(COFF, IMAGE_SCN_MEM_PURGEABLE),
CV_ENUM_ENT(COFF, IMAGE_SCN_MEM_16BIT),
CV_ENUM_ENT(COFF, IMAGE_SCN_MEM_LOCKED),
CV_ENUM_ENT(COFF, IMAGE_SCN_MEM_PRELOAD),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_16BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_32BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_64BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_128BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_256BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_512BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_1024BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_2048BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_4096BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_ALIGN_8192BYTES),
CV_ENUM_ENT(COFF, IMAGE_SCN_LNK_NRELOC_OVFL),
CV_ENUM_ENT(COFF, IMAGE_SCN_MEM_DISCARDABLE),
CV_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_CACHED),
CV_ENUM_ENT(COFF, IMAGE_SCN_MEM_NOT_PAGED),
CV_ENUM_ENT(COFF, IMAGE_SCN_MEM_SHARED),
CV_ENUM_ENT(COFF, IMAGE_SCN_MEM_EXECUTE),
CV_ENUM_ENT(COFF, IMAGE_SCN_MEM_READ),
CV_ENUM_ENT(COFF, IMAGE_SCN_MEM_WRITE)};
namespace llvm {
namespace codeview {
ArrayRef<EnumEntry<SymbolKind>> getSymbolTypeNames() {
return makeArrayRef(SymbolTypeNames);
}
ArrayRef<EnumEntry<TypeLeafKind>> getTypeLeafNames() {
return makeArrayRef(TypeLeafNames);
}
ArrayRef<EnumEntry<uint16_t>> getRegisterNames() {
return makeArrayRef(RegisterNames);
}
ArrayRef<EnumEntry<uint32_t>> getPublicSymFlagNames() {
return makeArrayRef(PublicSymFlagNames);
}
ArrayRef<EnumEntry<uint8_t>> getProcSymFlagNames() {
return makeArrayRef(ProcSymFlagNames);
}
ArrayRef<EnumEntry<uint16_t>> getLocalFlagNames() {
return makeArrayRef(LocalFlags);
}
ArrayRef<EnumEntry<uint8_t>> getFrameCookieKindNames() {
return makeArrayRef(FrameCookieKinds);
}
ArrayRef<EnumEntry<SourceLanguage>> getSourceLanguageNames() {
return makeArrayRef(SourceLanguages);
}
ArrayRef<EnumEntry<uint32_t>> getCompileSym2FlagNames() {
return makeArrayRef(CompileSym2FlagNames);
}
ArrayRef<EnumEntry<uint32_t>> getCompileSym3FlagNames() {
return makeArrayRef(CompileSym3FlagNames);
}
ArrayRef<EnumEntry<uint32_t>> getFileChecksumNames() {
return makeArrayRef(FileChecksumNames);
}
ArrayRef<EnumEntry<unsigned>> getCPUTypeNames() {
return makeArrayRef(CPUTypeNames);
}
ArrayRef<EnumEntry<uint32_t>> getFrameProcSymFlagNames() {
return makeArrayRef(FrameProcSymFlagNames);
}
ArrayRef<EnumEntry<uint16_t>> getExportSymFlagNames() {
return makeArrayRef(ExportSymFlagNames);
}
ArrayRef<EnumEntry<uint32_t>> getModuleSubstreamKindNames() {
return makeArrayRef(ModuleSubstreamKindNames);
}
ArrayRef<EnumEntry<uint8_t>> getThunkOrdinalNames() {
return makeArrayRef(ThunkOrdinalNames);
}
ArrayRef<EnumEntry<uint16_t>> getTrampolineNames() {
return makeArrayRef(TrampolineNames);
}
ArrayRef<EnumEntry<COFF::SectionCharacteristics>>
getImageSectionCharacteristicNames() {
return makeArrayRef(ImageSectionCharacteristicNames);
}
} // end namespace codeview
} // end namespace llvm