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Update vendor folder (Delve support)
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467
vendor/golang.org/x/debug/dwarf/const.go
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vendored
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467
vendor/golang.org/x/debug/dwarf/const.go
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@ -0,0 +1,467 @@
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Constants
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package dwarf
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import "strconv"
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// An Attr identifies the attribute type in a DWARF Entry's Field.
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type Attr uint32
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const (
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AttrSibling Attr = 0x01
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AttrLocation Attr = 0x02
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AttrName Attr = 0x03
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AttrOrdering Attr = 0x09
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AttrByteSize Attr = 0x0B
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AttrBitOffset Attr = 0x0C
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AttrBitSize Attr = 0x0D
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AttrStmtList Attr = 0x10
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AttrLowpc Attr = 0x11
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AttrHighpc Attr = 0x12
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AttrLanguage Attr = 0x13
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AttrDiscr Attr = 0x15
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AttrDiscrValue Attr = 0x16
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AttrVisibility Attr = 0x17
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AttrImport Attr = 0x18
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AttrStringLength Attr = 0x19
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AttrCommonRef Attr = 0x1A
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AttrCompDir Attr = 0x1B
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AttrConstValue Attr = 0x1C
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AttrContainingType Attr = 0x1D
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AttrDefaultValue Attr = 0x1E
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AttrInline Attr = 0x20
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AttrIsOptional Attr = 0x21
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AttrLowerBound Attr = 0x22
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AttrProducer Attr = 0x25
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AttrPrototyped Attr = 0x27
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AttrReturnAddr Attr = 0x2A
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AttrStartScope Attr = 0x2C
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AttrStrideSize Attr = 0x2E
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AttrUpperBound Attr = 0x2F
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AttrAbstractOrigin Attr = 0x31
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AttrAccessibility Attr = 0x32
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AttrAddrClass Attr = 0x33
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AttrArtificial Attr = 0x34
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AttrBaseTypes Attr = 0x35
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AttrCalling Attr = 0x36
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AttrCount Attr = 0x37
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AttrDataMemberLoc Attr = 0x38
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AttrDeclColumn Attr = 0x39
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AttrDeclFile Attr = 0x3A
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AttrDeclLine Attr = 0x3B
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AttrDeclaration Attr = 0x3C
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AttrDiscrList Attr = 0x3D
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AttrEncoding Attr = 0x3E
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AttrExternal Attr = 0x3F
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AttrFrameBase Attr = 0x40
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AttrFriend Attr = 0x41
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AttrIdentifierCase Attr = 0x42
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AttrMacroInfo Attr = 0x43
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AttrNamelistItem Attr = 0x44
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AttrPriority Attr = 0x45
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AttrSegment Attr = 0x46
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AttrSpecification Attr = 0x47
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AttrStaticLink Attr = 0x48
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AttrType Attr = 0x49
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AttrUseLocation Attr = 0x4A
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AttrVarParam Attr = 0x4B
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AttrVirtuality Attr = 0x4C
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AttrVtableElemLoc Attr = 0x4D
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AttrAllocated Attr = 0x4E
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AttrAssociated Attr = 0x4F
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AttrDataLocation Attr = 0x50
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AttrStride Attr = 0x51
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AttrEntrypc Attr = 0x52
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AttrUseUTF8 Attr = 0x53
|
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AttrExtension Attr = 0x54
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||||
AttrRanges Attr = 0x55
|
||||
AttrTrampoline Attr = 0x56
|
||||
AttrCallColumn Attr = 0x57
|
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AttrCallFile Attr = 0x58
|
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AttrCallLine Attr = 0x59
|
||||
AttrDescription Attr = 0x5A
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|
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// Go-specific attributes.
|
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AttrGoKind Attr = 0x2900
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AttrGoKey Attr = 0x2901
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AttrGoElem Attr = 0x2902
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)
|
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|
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var attrNames = [...]string{
|
||||
AttrSibling: "Sibling",
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AttrLocation: "Location",
|
||||
AttrName: "Name",
|
||||
AttrOrdering: "Ordering",
|
||||
AttrByteSize: "ByteSize",
|
||||
AttrBitOffset: "BitOffset",
|
||||
AttrBitSize: "BitSize",
|
||||
AttrStmtList: "StmtList",
|
||||
AttrLowpc: "Lowpc",
|
||||
AttrHighpc: "Highpc",
|
||||
AttrLanguage: "Language",
|
||||
AttrDiscr: "Discr",
|
||||
AttrDiscrValue: "DiscrValue",
|
||||
AttrVisibility: "Visibility",
|
||||
AttrImport: "Import",
|
||||
AttrStringLength: "StringLength",
|
||||
AttrCommonRef: "CommonRef",
|
||||
AttrCompDir: "CompDir",
|
||||
AttrConstValue: "ConstValue",
|
||||
AttrContainingType: "ContainingType",
|
||||
AttrDefaultValue: "DefaultValue",
|
||||
AttrInline: "Inline",
|
||||
AttrIsOptional: "IsOptional",
|
||||
AttrLowerBound: "LowerBound",
|
||||
AttrProducer: "Producer",
|
||||
AttrPrototyped: "Prototyped",
|
||||
AttrReturnAddr: "ReturnAddr",
|
||||
AttrStartScope: "StartScope",
|
||||
AttrStrideSize: "StrideSize",
|
||||
AttrUpperBound: "UpperBound",
|
||||
AttrAbstractOrigin: "AbstractOrigin",
|
||||
AttrAccessibility: "Accessibility",
|
||||
AttrAddrClass: "AddrClass",
|
||||
AttrArtificial: "Artificial",
|
||||
AttrBaseTypes: "BaseTypes",
|
||||
AttrCalling: "Calling",
|
||||
AttrCount: "Count",
|
||||
AttrDataMemberLoc: "DataMemberLoc",
|
||||
AttrDeclColumn: "DeclColumn",
|
||||
AttrDeclFile: "DeclFile",
|
||||
AttrDeclLine: "DeclLine",
|
||||
AttrDeclaration: "Declaration",
|
||||
AttrDiscrList: "DiscrList",
|
||||
AttrEncoding: "Encoding",
|
||||
AttrExternal: "External",
|
||||
AttrFrameBase: "FrameBase",
|
||||
AttrFriend: "Friend",
|
||||
AttrIdentifierCase: "IdentifierCase",
|
||||
AttrMacroInfo: "MacroInfo",
|
||||
AttrNamelistItem: "NamelistItem",
|
||||
AttrPriority: "Priority",
|
||||
AttrSegment: "Segment",
|
||||
AttrSpecification: "Specification",
|
||||
AttrStaticLink: "StaticLink",
|
||||
AttrType: "Type",
|
||||
AttrUseLocation: "UseLocation",
|
||||
AttrVarParam: "VarParam",
|
||||
AttrVirtuality: "Virtuality",
|
||||
AttrVtableElemLoc: "VtableElemLoc",
|
||||
AttrAllocated: "Allocated",
|
||||
AttrAssociated: "Associated",
|
||||
AttrDataLocation: "DataLocation",
|
||||
AttrStride: "Stride",
|
||||
AttrEntrypc: "Entrypc",
|
||||
AttrUseUTF8: "UseUTF8",
|
||||
AttrExtension: "Extension",
|
||||
AttrRanges: "Ranges",
|
||||
AttrTrampoline: "Trampoline",
|
||||
AttrCallColumn: "CallColumn",
|
||||
AttrCallFile: "CallFile",
|
||||
AttrCallLine: "CallLine",
|
||||
AttrDescription: "Description",
|
||||
}
|
||||
|
||||
func (a Attr) String() string {
|
||||
if int(a) < len(attrNames) {
|
||||
s := attrNames[a]
|
||||
if s != "" {
|
||||
return s
|
||||
}
|
||||
}
|
||||
switch a {
|
||||
case AttrGoKind:
|
||||
return "GoKind"
|
||||
case AttrGoKey:
|
||||
return "GoKey"
|
||||
case AttrGoElem:
|
||||
return "GoElem"
|
||||
}
|
||||
return strconv.Itoa(int(a))
|
||||
}
|
||||
|
||||
func (a Attr) GoString() string {
|
||||
if int(a) < len(attrNames) {
|
||||
s := attrNames[a]
|
||||
if s != "" {
|
||||
return "dwarf.Attr" + s
|
||||
}
|
||||
}
|
||||
return "dwarf.Attr(" + strconv.FormatInt(int64(a), 10) + ")"
|
||||
}
|
||||
|
||||
// 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
|
||||
// Extensions for multi-file compression (.dwz)
|
||||
// http://www.dwarfstd.org/ShowIssue.php?issue=120604.1
|
||||
formGnuRefAlt format = 0x1f20
|
||||
formGnuStrpAlt format = 0x1f21
|
||||
)
|
||||
|
||||
// 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
|
||||
)
|
||||
|
||||
var tagNames = [...]string{
|
||||
TagArrayType: "ArrayType",
|
||||
TagClassType: "ClassType",
|
||||
TagEntryPoint: "EntryPoint",
|
||||
TagEnumerationType: "EnumerationType",
|
||||
TagFormalParameter: "FormalParameter",
|
||||
TagImportedDeclaration: "ImportedDeclaration",
|
||||
TagLabel: "Label",
|
||||
TagLexDwarfBlock: "LexDwarfBlock",
|
||||
TagMember: "Member",
|
||||
TagPointerType: "PointerType",
|
||||
TagReferenceType: "ReferenceType",
|
||||
TagCompileUnit: "CompileUnit",
|
||||
TagStringType: "StringType",
|
||||
TagStructType: "StructType",
|
||||
TagSubroutineType: "SubroutineType",
|
||||
TagTypedef: "Typedef",
|
||||
TagUnionType: "UnionType",
|
||||
TagUnspecifiedParameters: "UnspecifiedParameters",
|
||||
TagVariant: "Variant",
|
||||
TagCommonDwarfBlock: "CommonDwarfBlock",
|
||||
TagCommonInclusion: "CommonInclusion",
|
||||
TagInheritance: "Inheritance",
|
||||
TagInlinedSubroutine: "InlinedSubroutine",
|
||||
TagModule: "Module",
|
||||
TagPtrToMemberType: "PtrToMemberType",
|
||||
TagSetType: "SetType",
|
||||
TagSubrangeType: "SubrangeType",
|
||||
TagWithStmt: "WithStmt",
|
||||
TagAccessDeclaration: "AccessDeclaration",
|
||||
TagBaseType: "BaseType",
|
||||
TagCatchDwarfBlock: "CatchDwarfBlock",
|
||||
TagConstType: "ConstType",
|
||||
TagConstant: "Constant",
|
||||
TagEnumerator: "Enumerator",
|
||||
TagFileType: "FileType",
|
||||
TagFriend: "Friend",
|
||||
TagNamelist: "Namelist",
|
||||
TagNamelistItem: "NamelistItem",
|
||||
TagPackedType: "PackedType",
|
||||
TagSubprogram: "Subprogram",
|
||||
TagTemplateTypeParameter: "TemplateTypeParameter",
|
||||
TagTemplateValueParameter: "TemplateValueParameter",
|
||||
TagThrownType: "ThrownType",
|
||||
TagTryDwarfBlock: "TryDwarfBlock",
|
||||
TagVariantPart: "VariantPart",
|
||||
TagVariable: "Variable",
|
||||
TagVolatileType: "VolatileType",
|
||||
TagDwarfProcedure: "DwarfProcedure",
|
||||
TagRestrictType: "RestrictType",
|
||||
TagInterfaceType: "InterfaceType",
|
||||
TagNamespace: "Namespace",
|
||||
TagImportedModule: "ImportedModule",
|
||||
TagUnspecifiedType: "UnspecifiedType",
|
||||
TagPartialUnit: "PartialUnit",
|
||||
TagImportedUnit: "ImportedUnit",
|
||||
TagMutableType: "MutableType",
|
||||
TagCondition: "Condition",
|
||||
TagSharedType: "SharedType",
|
||||
TagTypeUnit: "TypeUnit",
|
||||
TagRvalueReferenceType: "RvalueReferenceType",
|
||||
TagTemplateAlias: "TemplateAlias",
|
||||
}
|
||||
|
||||
func (t Tag) String() string {
|
||||
if int(t) < len(tagNames) {
|
||||
s := tagNames[t]
|
||||
if s != "" {
|
||||
return s
|
||||
}
|
||||
}
|
||||
return strconv.Itoa(int(t))
|
||||
}
|
||||
|
||||
func (t Tag) GoString() string {
|
||||
if int(t) < len(tagNames) {
|
||||
s := tagNames[t]
|
||||
if s != "" {
|
||||
return "dwarf.Tag" + s
|
||||
}
|
||||
}
|
||||
return "dwarf.Tag(" + strconv.FormatInt(int64(t), 10) + ")"
|
||||
}
|
||||
|
||||
// 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
|
||||
/* next four new in Dwarf v3 */
|
||||
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 */
|
||||
/* 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
|
||||
encImaginaryFloat = 0x09
|
||||
)
|
Reference in New Issue
Block a user