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// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Constants
package dwarf
//go:generate stringer -type Attr -trimprefix=Attr
// An Attr identifies the attribute type in a DWARF Entry's Field.
type Attr uint32
const (
AttrSibling Attr = 0x01
AttrLocation Attr = 0x02
AttrName Attr = 0x03
AttrOrdering Attr = 0x09
AttrByteSize Attr = 0x0B
AttrBitOffset Attr = 0x0C
AttrBitSize Attr = 0x0D
AttrStmtList Attr = 0x10
AttrLowpc Attr = 0x11
AttrHighpc Attr = 0x12
AttrLanguage Attr = 0x13
AttrDiscr Attr = 0x15
AttrDiscrValue Attr = 0x16
AttrVisibility Attr = 0x17
AttrImport Attr = 0x18
AttrStringLength Attr = 0x19
AttrCommonRef Attr = 0x1A
AttrCompDir Attr = 0x1B
AttrConstValue Attr = 0x1C
AttrContainingType Attr = 0x1D
AttrDefaultValue Attr = 0x1E
AttrInline Attr = 0x20
AttrIsOptional Attr = 0x21
AttrLowerBound Attr = 0x22
AttrProducer Attr = 0x25
AttrPrototyped Attr = 0x27
AttrReturnAddr Attr = 0x2A
AttrStartScope Attr = 0x2C
AttrStrideSize Attr = 0x2E
AttrUpperBound Attr = 0x2F
AttrAbstractOrigin Attr = 0x31
AttrAccessibility Attr = 0x32
AttrAddrClass Attr = 0x33
AttrArtificial Attr = 0x34
AttrBaseTypes Attr = 0x35
AttrCalling Attr = 0x36
AttrCount Attr = 0x37
AttrDataMemberLoc Attr = 0x38
AttrDeclColumn Attr = 0x39
AttrDeclFile Attr = 0x3A
AttrDeclLine Attr = 0x3B
AttrDeclaration Attr = 0x3C
AttrDiscrList Attr = 0x3D
AttrEncoding Attr = 0x3E
AttrExternal Attr = 0x3F
AttrFrameBase Attr = 0x40
AttrFriend Attr = 0x41
AttrIdentifierCase Attr = 0x42
AttrMacroInfo Attr = 0x43
AttrNamelistItem Attr = 0x44
AttrPriority Attr = 0x45
AttrSegment Attr = 0x46
AttrSpecification Attr = 0x47
AttrStaticLink Attr = 0x48
AttrType Attr = 0x49
AttrUseLocation Attr = 0x4A
AttrVarParam Attr = 0x4B
AttrVirtuality Attr = 0x4C
AttrVtableElemLoc Attr = 0x4D
// The following are new in DWARF 3.
AttrAllocated Attr = 0x4E
AttrAssociated Attr = 0x4F
AttrDataLocation Attr = 0x50
AttrStride Attr = 0x51
AttrEntrypc Attr = 0x52
AttrUseUTF8 Attr = 0x53
AttrExtension Attr = 0x54
AttrRanges Attr = 0x55
AttrTrampoline Attr = 0x56
AttrCallColumn Attr = 0x57
AttrCallFile Attr = 0x58
AttrCallLine Attr = 0x59
AttrDescription Attr = 0x5A
AttrBinaryScale Attr = 0x5B
AttrDecimalScale Attr = 0x5C
AttrSmall Attr = 0x5D
AttrDecimalSign Attr = 0x5E
AttrDigitCount Attr = 0x5F
AttrPictureString Attr = 0x60
AttrMutable Attr = 0x61
AttrThreadsScaled Attr = 0x62
AttrExplicit Attr = 0x63
AttrObjectPointer Attr = 0x64
AttrEndianity Attr = 0x65
AttrElemental Attr = 0x66
AttrPure Attr = 0x67
AttrRecursive Attr = 0x68
// The following are new in DWARF 4.
AttrSignature Attr = 0x69
AttrMainSubprogram Attr = 0x6A
AttrDataBitOffset Attr = 0x6B
AttrConstExpr Attr = 0x6C
AttrEnumClass Attr = 0x6D
AttrLinkageName Attr = 0x6E
// The following are new in DWARF 5.
AttrStringLengthBitSize Attr = 0x6F
AttrStringLengthByteSize Attr = 0x70
AttrRank Attr = 0x71
AttrStrOffsetsBase Attr = 0x72
AttrAddrBase Attr = 0x73
AttrRnglistsBase Attr = 0x74
AttrDwoName Attr = 0x76
AttrReference Attr = 0x77
AttrRvalueReference Attr = 0x78
AttrMacros Attr = 0x79
AttrCallAllCalls Attr = 0x7A
AttrCallAllSourceCalls Attr = 0x7B
AttrCallAllTailCalls Attr = 0x7C
AttrCallReturnPC Attr = 0x7D
AttrCallValue Attr = 0x7E
AttrCallOrigin Attr = 0x7F
AttrCallParameter Attr = 0x80
AttrCallPC Attr = 0x81
AttrCallTailCall Attr = 0x82
AttrCallTarget Attr = 0x83
AttrCallTargetClobbered Attr = 0x84
AttrCallDataLocation Attr = 0x85
AttrCallDataValue Attr = 0x86
AttrNoreturn Attr = 0x87
AttrAlignment Attr = 0x88
AttrExportSymbols Attr = 0x89
AttrDeleted Attr = 0x8A
AttrDefaulted Attr = 0x8B
AttrLoclistsBase Attr = 0x8C
)
func (a Attr) GoString() string {
if str, ok := _Attr_map[a]; ok {
return "dwarf.Attr" + str
}
return "dwarf." + a.String()
}
// A format is a DWARF data encoding format.
type format uint32
const (
// value formats
formAddr format = 0x01
formDwarfBlock2 format = 0x03
formDwarfBlock4 format = 0x04
formData2 format = 0x05
formData4 format = 0x06
formData8 format = 0x07
formString format = 0x08
formDwarfBlock format = 0x09
formDwarfBlock1 format = 0x0A
formData1 format = 0x0B
formFlag format = 0x0C
formSdata format = 0x0D
formStrp format = 0x0E
formUdata format = 0x0F
formRefAddr format = 0x10
formRef1 format = 0x11
formRef2 format = 0x12
formRef4 format = 0x13
formRef8 format = 0x14
formRefUdata format = 0x15
formIndirect format = 0x16
// The following are new in DWARF 4.
formSecOffset format = 0x17
formExprloc format = 0x18
formFlagPresent format = 0x19
formRefSig8 format = 0x20
// The following are new in DWARF 5.
formStrx format = 0x1A
formAddrx format = 0x1B
formRefSup4 format = 0x1C
formStrpSup format = 0x1D
formData16 format = 0x1E
formLineStrp format = 0x1F
formImplicitConst format = 0x21
formLoclistx format = 0x22
formRnglistx format = 0x23
formRefSup8 format = 0x24
formStrx1 format = 0x25
formStrx2 format = 0x26
formStrx3 format = 0x27
formStrx4 format = 0x28
formAddrx1 format = 0x29
formAddrx2 format = 0x2A
formAddrx3 format = 0x2B
formAddrx4 format = 0x2C
// Extensions for multi-file compression (.dwz)
// http://www.dwarfstd.org/ShowIssue.php?issue=120604.1
formGnuRefAlt format = 0x1f20
formGnuStrpAlt format = 0x1f21
)
//go:generate stringer -type Tag -trimprefix=Tag
// A Tag is the classification (the type) of an Entry.
type Tag uint32
const (
TagArrayType Tag = 0x01
TagClassType Tag = 0x02
TagEntryPoint Tag = 0x03
TagEnumerationType Tag = 0x04
TagFormalParameter Tag = 0x05
TagImportedDeclaration Tag = 0x08
TagLabel Tag = 0x0A
TagLexDwarfBlock Tag = 0x0B
TagMember Tag = 0x0D
TagPointerType Tag = 0x0F
TagReferenceType Tag = 0x10
TagCompileUnit Tag = 0x11
TagStringType Tag = 0x12
TagStructType Tag = 0x13
TagSubroutineType Tag = 0x15
TagTypedef Tag = 0x16
TagUnionType Tag = 0x17
TagUnspecifiedParameters Tag = 0x18
TagVariant Tag = 0x19
TagCommonDwarfBlock Tag = 0x1A
TagCommonInclusion Tag = 0x1B
TagInheritance Tag = 0x1C
TagInlinedSubroutine Tag = 0x1D
TagModule Tag = 0x1E
TagPtrToMemberType Tag = 0x1F
TagSetType Tag = 0x20
TagSubrangeType Tag = 0x21
TagWithStmt Tag = 0x22
TagAccessDeclaration Tag = 0x23
TagBaseType Tag = 0x24
TagCatchDwarfBlock Tag = 0x25
TagConstType Tag = 0x26
TagConstant Tag = 0x27
TagEnumerator Tag = 0x28
TagFileType Tag = 0x29
TagFriend Tag = 0x2A
TagNamelist Tag = 0x2B
TagNamelistItem Tag = 0x2C
TagPackedType Tag = 0x2D
TagSubprogram Tag = 0x2E
TagTemplateTypeParameter Tag = 0x2F
TagTemplateValueParameter Tag = 0x30
TagThrownType Tag = 0x31
TagTryDwarfBlock Tag = 0x32
TagVariantPart Tag = 0x33
TagVariable Tag = 0x34
TagVolatileType Tag = 0x35
// The following are new in DWARF 3.
TagDwarfProcedure Tag = 0x36
TagRestrictType Tag = 0x37
TagInterfaceType Tag = 0x38
TagNamespace Tag = 0x39
TagImportedModule Tag = 0x3A
TagUnspecifiedType Tag = 0x3B
TagPartialUnit Tag = 0x3C
TagImportedUnit Tag = 0x3D
TagMutableType Tag = 0x3E // Later removed from DWARF.
TagCondition Tag = 0x3F
TagSharedType Tag = 0x40
// The following are new in DWARF 4.
TagTypeUnit Tag = 0x41
TagRvalueReferenceType Tag = 0x42
TagTemplateAlias Tag = 0x43
// The following are new in DWARF 5.
TagCoarrayType Tag = 0x44
TagGenericSubrange Tag = 0x45
TagDynamicType Tag = 0x46
TagAtomicType Tag = 0x47
TagCallSite Tag = 0x48
TagCallSiteParameter Tag = 0x49
TagSkeletonUnit Tag = 0x4A
TagImmutableType Tag = 0x4B
)
func (t Tag) GoString() string {
if t <= TagTemplateAlias {
return "dwarf.Tag" + t.String()
}
return "dwarf." + t.String()
}
// Location expression operators.
// The debug info encodes value locations like 8(R3)
// as a sequence of these op codes.
// This package does not implement full expressions;
// the opPlusUconst operator is expected by the type parser.
const (
opAddr = 0x03 /* 1 op, const addr */
opDeref = 0x06
opConst1u = 0x08 /* 1 op, 1 byte const */
opConst1s = 0x09 /* " signed */
opConst2u = 0x0A /* 1 op, 2 byte const */
opConst2s = 0x0B /* " signed */
opConst4u = 0x0C /* 1 op, 4 byte const */
opConst4s = 0x0D /* " signed */
opConst8u = 0x0E /* 1 op, 8 byte const */
opConst8s = 0x0F /* " signed */
opConstu = 0x10 /* 1 op, LEB128 const */
opConsts = 0x11 /* " signed */
opDup = 0x12
opDrop = 0x13
opOver = 0x14
opPick = 0x15 /* 1 op, 1 byte stack index */
opSwap = 0x16
opRot = 0x17
opXderef = 0x18
opAbs = 0x19
opAnd = 0x1A
opDiv = 0x1B
opMinus = 0x1C
opMod = 0x1D
opMul = 0x1E
opNeg = 0x1F
opNot = 0x20
opOr = 0x21
opPlus = 0x22
opPlusUconst = 0x23 /* 1 op, ULEB128 addend */
opShl = 0x24
opShr = 0x25
opShra = 0x26
opXor = 0x27
opSkip = 0x2F /* 1 op, signed 2-byte constant */
opBra = 0x28 /* 1 op, signed 2-byte constant */
opEq = 0x29
opGe = 0x2A
opGt = 0x2B
opLe = 0x2C
opLt = 0x2D
opNe = 0x2E
opLit0 = 0x30
/* OpLitN = OpLit0 + N for N = 0..31 */
opReg0 = 0x50
/* OpRegN = OpReg0 + N for N = 0..31 */
opBreg0 = 0x70 /* 1 op, signed LEB128 constant */
/* OpBregN = OpBreg0 + N for N = 0..31 */
opRegx = 0x90 /* 1 op, ULEB128 register */
opFbreg = 0x91 /* 1 op, SLEB128 offset */
opBregx = 0x92 /* 2 op, ULEB128 reg; SLEB128 off */
opPiece = 0x93 /* 1 op, ULEB128 size of piece */
opDerefSize = 0x94 /* 1-byte size of data retrieved */
opXderefSize = 0x95 /* 1-byte size of data retrieved */
opNop = 0x96
// The following are new in DWARF 3.
opPushObjAddr = 0x97
opCall2 = 0x98 /* 2-byte offset of DIE */
opCall4 = 0x99 /* 4-byte offset of DIE */
opCallRef = 0x9A /* 4- or 8- byte offset of DIE */
opFormTLSAddress = 0x9B
opCallFrameCFA = 0x9C
opBitPiece = 0x9D
// The following are new in DWARF 4.
opImplicitValue = 0x9E
opStackValue = 0x9F
// The following a new in DWARF 5.
opImplicitPointer = 0xA0
opAddrx = 0xA1
opConstx = 0xA2
opEntryValue = 0xA3
opConstType = 0xA4
opRegvalType = 0xA5
opDerefType = 0xA6
opXderefType = 0xA7
opConvert = 0xA8
opReinterpret = 0xA9
/* 0xE0-0xFF reserved for user-specific */
)
// Basic type encodings -- the value for AttrEncoding in a TagBaseType Entry.
const (
encAddress = 0x01
encBoolean = 0x02
encComplexFloat = 0x03
encFloat = 0x04
encSigned = 0x05
encSignedChar = 0x06
encUnsigned = 0x07
encUnsignedChar = 0x08
// The following are new in DWARF 3.
encImaginaryFloat = 0x09
encPackedDecimal = 0x0A
encNumericString = 0x0B
encEdited = 0x0C
encSignedFixed = 0x0D
encUnsignedFixed = 0x0E
encDecimalFloat = 0x0F
// The following are new in DWARF 4.
encUTF = 0x10
// The following are new in DWARF 5.
encUCS = 0x11
encASCII = 0x12
)
// Statement program standard opcode encodings.
const (
lnsCopy = 1
lnsAdvancePC = 2
lnsAdvanceLine = 3
lnsSetFile = 4
lnsSetColumn = 5
lnsNegateStmt = 6
lnsSetBasicBlock = 7
lnsConstAddPC = 8
lnsFixedAdvancePC = 9
// DWARF 3
lnsSetPrologueEnd = 10
lnsSetEpilogueBegin = 11
lnsSetISA = 12
)
// Statement program extended opcode encodings.
const (
lneEndSequence = 1
lneSetAddress = 2
lneDefineFile = 3
// DWARF 4
lneSetDiscriminator = 4
)
// Line table directory and file name entry formats.
// These are new in DWARF 5.
const (
lnctPath = 0x01
lnctDirectoryIndex = 0x02
lnctTimestamp = 0x03
lnctSize = 0x04
lnctMD5 = 0x05
)
// Location list entry codes.
// These are new in DWARF 5.
const (
lleEndOfList = 0x00
lleBaseAddressx = 0x01
lleStartxEndx = 0x02
lleStartxLength = 0x03
lleOffsetPair = 0x04
lleDefaultLocation = 0x05
lleBaseAddress = 0x06
lleStartEnd = 0x07
lleStartLength = 0x08
)
// Unit header unit type encodings.
// These are new in DWARF 5.
const (
utCompile = 0x01
utType = 0x02
utPartial = 0x03
utSkeleton = 0x04
utSplitCompile = 0x05
utSplitType = 0x06
)
// Opcodes for DWARFv5 debug_rnglists section.
const (
rleEndOfList = 0x0
rleBaseAddressx = 0x1
rleStartxEndx = 0x2
rleStartxLength = 0x3
rleOffsetPair = 0x4
rleBaseAddress = 0x5
rleStartEnd = 0x6
rleStartLength = 0x7
)
|
